зеркало из https://github.com/mozilla/gecko-dev.git
5744 строки
192 KiB
C++
5744 строки
192 KiB
C++
/* -*- Mode: C++ tab-width: 2 indent-tabs-mode: nil c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL") you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsHTMLEditor.h"
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#include "nsHTMLEditRules.h"
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#include "nsEditorEventListeners.h"
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#include "nsIDOMText.h"
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#include "nsIDOMNodeList.h"
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#include "nsIDOMDocument.h"
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#include "nsIDocument.h"
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#include "nsIDOMEventReceiver.h"
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#include "nsIDOMKeyListener.h"
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#include "nsIDOMMouseListener.h"
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#include "nsIDOMSelection.h"
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#include "nsIDOMHTMLAnchorElement.h"
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#include "nsIDOMHTMLImageElement.h"
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#include "nsICSSLoader.h"
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#include "nsICSSStyleSheet.h"
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#include "nsIHTMLContentContainer.h"
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#include "nsIStyleSet.h"
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#include "nsIDocumentObserver.h"
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#include "nsIDocumentStateListener.h"
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#include "nsIStyleContext.h"
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#include "nsIEnumerator.h"
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#include "nsIContent.h"
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#include "nsIContentIterator.h"
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#include "nsEditorCID.h"
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#include "nsLayoutCID.h"
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#include "nsIDOMRange.h"
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#include "nsIDOMNSRange.h"
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#include "nsISupportsArray.h"
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#include "nsVoidArray.h"
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#include "nsFileSpec.h"
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#include "nsIComponentManager.h"
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#include "nsIServiceManager.h"
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#include "nsWidgetsCID.h"
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#include "nsIDocumentEncoder.h"
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#include "nsIPref.h"
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#include "nsIDOMDocumentFragment.h"
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#include "nsIPresShell.h"
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#include "nsIImage.h"
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#include "nsAOLCiter.h"
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#include "nsInternetCiter.h"
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// netwerk
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#include "nsIURI.h"
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#include "nsNeckoUtil.h"
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// Drag & Drop, Clipboard
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#include "nsWidgetsCID.h"
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#include "nsIClipboard.h"
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#include "nsITransferable.h"
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// Transactionas
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#include "PlaceholderTxn.h"
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#include "nsStyleSheetTxns.h"
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#include "nsInsertHTMLTxn.h"
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// Misc
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#include "TextEditorTest.h"
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#include "nsEditorUtils.h"
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#include "prprf.h"
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const unsigned char nbsp = 160;
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#ifdef ENABLE_JS_EDITOR_LOG
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#include "nsJSEditorLog.h"
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#endif // ENABLE_JS_EDITOR_LOG
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// HACK - CID for NavDTD until we can get at dtd via the document
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// {a6cf9107-15b3-11d2-932e-00805f8add32}
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#define NS_CNAVDTD_CID \
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{ 0xa6cf9107, 0x15b3, 0x11d2, { 0x93, 0x2e, 0x0, 0x80, 0x5f, 0x8a, 0xdd, 0x32 } }
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static NS_DEFINE_CID(kCNavDTDCID, NS_CNAVDTD_CID);
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static NS_DEFINE_CID(kHTMLEditorCID, NS_HTMLEDITOR_CID);
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static NS_DEFINE_CID(kCContentIteratorCID, NS_CONTENTITERATOR_CID);
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static NS_DEFINE_CID(kCRangeCID, NS_RANGE_CID);
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static NS_DEFINE_IID(kFileWidgetCID, NS_FILEWIDGET_CID);
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static NS_DEFINE_CID(kPrefServiceCID, NS_PREF_CID);
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// Drag & Drop, Clipboard Support
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static NS_DEFINE_CID(kCClipboardCID, NS_CLIPBOARD_CID);
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static NS_DEFINE_CID(kCTransferableCID, NS_TRANSFERABLE_CID);
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#ifdef NS_DEBUG
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static PRBool gNoisy = PR_FALSE;
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#else
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static const PRBool gNoisy = PR_FALSE;
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#endif
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// Some utilities to handle stupid overloading of "A" tag for link and named anchor
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static char hrefText[] = "href";
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static char linkText[] = "link";
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static char anchorText[] = "anchor";
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static char namedanchorText[] = "namedanchor";
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#define IsLink(s) (s.EqualsIgnoreCase(hrefText) || s.EqualsIgnoreCase(linkText))
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#define IsNamedAnchor(s) (s.EqualsIgnoreCase(anchorText) || s.EqualsIgnoreCase(namedanchorText))
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static PRBool IsLinkNode(nsIDOMNode *aNode)
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{
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if (aNode)
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{
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nsCOMPtr<nsIDOMHTMLAnchorElement> anchor = do_QueryInterface(aNode);
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if (anchor)
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{
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nsString tmpText;
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if (NS_SUCCEEDED(anchor->GetHref(tmpText)) && tmpText.GetUnicode() && tmpText.Length() != 0)
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return PR_TRUE;
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}
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}
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return PR_FALSE;
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}
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static PRBool IsNamedAnchorNode(nsIDOMNode *aNode)
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{
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if (aNode)
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{
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nsCOMPtr<nsIDOMHTMLAnchorElement> anchor = do_QueryInterface(aNode);
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if (anchor)
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{
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nsString tmpText;
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if (NS_SUCCEEDED(anchor->GetName(tmpText)) && tmpText.GetUnicode() && tmpText.Length() != 0)
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return PR_TRUE;
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}
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}
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return PR_FALSE;
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}
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nsHTMLEditor::nsHTMLEditor()
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: nsEditor()
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, mTypeInState(nsnull)
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, mRules(nsnull)
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, mIsComposing(PR_FALSE)
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, mMaxTextLength(-1)
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, mWrapColumn(0)
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{
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// Done in nsEditor
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// NS_INIT_REFCNT();
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}
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nsHTMLEditor::~nsHTMLEditor()
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{
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//the autopointers will clear themselves up.
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//but we need to also remove the listeners or we have a leak
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nsCOMPtr<nsIDOMSelection>selection;
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nsresult result = nsEditor::GetSelection(getter_AddRefs(selection));
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if (NS_SUCCEEDED(result) && selection)
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{
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nsCOMPtr<nsIDOMSelectionListener>listener;
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listener = do_QueryInterface(mTypeInState);
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if (listener) {
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selection->RemoveSelectionListener(listener);
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}
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}
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nsCOMPtr<nsIDOMDocument> doc;
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nsEditor::GetDocument(getter_AddRefs(doc));
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if (doc)
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{
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nsCOMPtr<nsIDOMEventReceiver> erP = do_QueryInterface(doc, &result);
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if (NS_SUCCEEDED(result) && erP)
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{
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if (mKeyListenerP) {
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erP->RemoveEventListenerByIID(mKeyListenerP, nsIDOMKeyListener::GetIID());
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}
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if (mMouseListenerP) {
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erP->RemoveEventListenerByIID(mMouseListenerP, nsIDOMMouseListener::GetIID());
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}
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if (mTextListenerP) {
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erP->RemoveEventListenerByIID(mTextListenerP, nsIDOMTextListener::GetIID());
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}
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if (mCompositionListenerP) {
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erP->RemoveEventListenerByIID(mCompositionListenerP, nsIDOMCompositionListener::GetIID());
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}
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if (mFocusListenerP) {
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erP->RemoveEventListenerByIID(mFocusListenerP, nsIDOMFocusListener::GetIID());
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}
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if (mDragListenerP) {
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erP->RemoveEventListenerByIID(mDragListenerP, nsIDOMDragListener::GetIID());
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}
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}
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else
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NS_NOTREACHED("~nsTextEditor");
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}
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// deleting a null pointer is safe
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delete mRules;
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NS_IF_RELEASE(mTypeInState);
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}
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NS_IMPL_ADDREF_INHERITED(nsHTMLEditor, nsEditor)
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NS_IMPL_RELEASE_INHERITED(nsHTMLEditor, nsEditor)
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NS_IMETHODIMP nsHTMLEditor::QueryInterface(REFNSIID aIID, void** aInstancePtr)
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{
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if (!aInstancePtr)
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return NS_ERROR_NULL_POINTER;
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*aInstancePtr = nsnull;
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if (aIID.Equals(nsIHTMLEditor::GetIID())) {
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*aInstancePtr = NS_STATIC_CAST(nsIHTMLEditor*, this);
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(nsIEditorMailSupport::GetIID())) {
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*aInstancePtr = NS_STATIC_CAST(nsIEditorMailSupport*, this);
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(nsITableEditor::GetIID())) {
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*aInstancePtr = NS_STATIC_CAST(nsITableEditor*, this);
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(nsIEditorStyleSheets::GetIID())) {
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*aInstancePtr = NS_STATIC_CAST(nsIEditorStyleSheets*, this);
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NS_ADDREF_THIS();
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return NS_OK;
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}
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return nsEditor::QueryInterface(aIID, aInstancePtr);
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}
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NS_IMETHODIMP nsHTMLEditor::Init(nsIDOMDocument *aDoc,
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nsIPresShell *aPresShell, PRUint32 aFlags)
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{
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NS_PRECONDITION(aDoc && aPresShell, "bad arg");
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if (!aDoc || !aPresShell)
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return NS_ERROR_NULL_POINTER;
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nsresult result = NS_ERROR_NULL_POINTER;
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// Init the base editor
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result = nsEditor::Init(aDoc, aPresShell, aFlags);
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if (NS_OK != result) { return result; }
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// init the type-in state
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mTypeInState = new TypeInState();
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if (!mTypeInState) {return NS_ERROR_NULL_POINTER;}
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NS_ADDREF(mTypeInState);
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nsCOMPtr<nsIDOMSelection>selection;
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result = nsEditor::GetSelection(getter_AddRefs(selection));
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if (NS_OK != result) { return result; }
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if (selection)
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{
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nsCOMPtr<nsIDOMSelectionListener>listener;
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listener = do_QueryInterface(mTypeInState);
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if (listener) {
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selection->AddSelectionListener(listener);
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}
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}
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// Init the rules system
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InitRules();
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// get a key listener
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result = NS_NewEditorKeyListener(getter_AddRefs(mKeyListenerP), this);
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if (NS_OK != result) {
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HandleEventListenerError();
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return result;
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}
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// get a mouse listener
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result = NS_NewEditorMouseListener(getter_AddRefs(mMouseListenerP), this);
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if (NS_OK != result) {
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HandleEventListenerError();
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return result;
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}
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// get a text listener
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result = NS_NewEditorTextListener(getter_AddRefs(mTextListenerP),this);
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if (NS_OK !=result)
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{
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#ifdef DEBUG_TAGUE
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printf("nsTextEditor.cpp: failed to get TextEvent Listener\n");
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#endif
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HandleEventListenerError();
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return result;
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}
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// get a composition listener
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result = NS_NewEditorCompositionListener(getter_AddRefs(mCompositionListenerP),this);
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if (NS_OK!=result)
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{
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#ifdef DEBUG_TAGUE
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printf("nsTextEditor.cpp: failed to get TextEvent Listener\n");
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#endif
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HandleEventListenerError();
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return result;
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}
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// get a drag listener
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result = NS_NewEditorDragListener(getter_AddRefs(mDragListenerP), this);
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if (NS_OK != result)
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{
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HandleEventListenerError();
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//return result; // XXX: why is this return commented out?
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}
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// get a focus listener
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result = NS_NewEditorFocusListener(getter_AddRefs(mFocusListenerP), this);
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if (NS_OK != result)
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{
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HandleEventListenerError();
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return result;
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}
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// get the DOM event receiver
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nsCOMPtr<nsIDOMEventReceiver> erP;
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result = aDoc->QueryInterface(nsIDOMEventReceiver::GetIID(), getter_AddRefs(erP));
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if (!NS_SUCCEEDED(result))
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{
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HandleEventListenerError();
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return result;
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}
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// register the event listeners with the DOM event reveiver
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result = erP->AddEventListenerByIID(mKeyListenerP, nsIDOMKeyListener::GetIID());
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NS_ASSERTION(NS_SUCCEEDED(result), "failed to register key listener");
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result = erP->AddEventListenerByIID(mMouseListenerP, nsIDOMMouseListener::GetIID());
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NS_ASSERTION(NS_SUCCEEDED(result), "failed to register mouse listener");
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result = erP->AddEventListenerByIID(mFocusListenerP, nsIDOMFocusListener::GetIID());
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NS_ASSERTION(NS_SUCCEEDED(result), "failed to register focus listener");
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result = erP->AddEventListenerByIID(mTextListenerP, nsIDOMTextListener::GetIID());
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NS_ASSERTION(NS_SUCCEEDED(result), "failed to register text listener");
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result = erP->AddEventListenerByIID(mCompositionListenerP, nsIDOMCompositionListener::GetIID());
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NS_ASSERTION(NS_SUCCEEDED(result), "failed to register composition listener");
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result = erP->AddEventListenerByIID(mDragListenerP, nsIDOMDragListener::GetIID());
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NS_ASSERTION(NS_SUCCEEDED(result), "failed to register drag listener");
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result = NS_OK;
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EnableUndo(PR_TRUE);
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// Set up a DTD XXX XXX
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// HACK: This should have happened in a document specific way
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// in nsEditor::Init(), but we dont' have a way to do that yet
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result = nsComponentManager::CreateInstance(kCNavDTDCID, nsnull,
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nsIDTD::GetIID(), getter_AddRefs(mDTD));
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if (!mDTD) result = NS_ERROR_FAILURE;
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return result;
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}
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NS_IMETHODIMP
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nsHTMLEditor::GetFlags(PRUint32 *aFlags)
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{
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if (!mRules || !aFlags) { return NS_ERROR_NULL_POINTER; }
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return mRules->GetFlags(aFlags);
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}
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NS_IMETHODIMP
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nsHTMLEditor::SetFlags(PRUint32 aFlags)
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{
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if (!mRules) { return NS_ERROR_NULL_POINTER; }
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return mRules->SetFlags(aFlags);
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}
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void nsHTMLEditor::InitRules()
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{
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// instantiate the rules for this text editor
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// XXX: we should be told which set of rules to instantiate
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if (mFlags & eEditorPlaintextMask)
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mRules = new nsTextEditRules();
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else
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mRules = new nsHTMLEditRules();
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mRules->Init(this, mFlags);
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}
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#ifdef XP_MAC
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#pragma mark -
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#pragma mark --- nsIHTMLEditor methods ---
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#pragma mark -
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#endif
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NS_IMETHODIMP nsHTMLEditor::SetInlineProperty(nsIAtom *aProperty,
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const nsString *aAttribute,
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const nsString *aValue)
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{
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#ifdef ENABLE_JS_EDITOR_LOG
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nsAutoJSEditorLogLock logLock(mJSEditorLog);
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if (mJSEditorLog)
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mJSEditorLog->SetTextProperty(aProperty, aAttribute, aValue);
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#endif // ENABLE_JS_EDITOR_LOG
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if (!aProperty) { return NS_ERROR_NULL_POINTER; }
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if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
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if (gNoisy)
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{
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nsAutoString propString;
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aProperty->ToString(propString);
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char *propCString = propString.ToNewCString();
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if (gNoisy) { printf("---------- start nsTextEditor::SetTextProperty %s ----------\n", propCString); }
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delete [] propCString;
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}
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nsresult result=NS_ERROR_NOT_INITIALIZED;
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nsCOMPtr<nsIDOMSelection>selection;
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result = nsEditor::GetSelection(getter_AddRefs(selection));
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if ((NS_SUCCEEDED(result)) && selection)
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{
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PRBool cancel;
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nsTextRulesInfo ruleInfo(nsTextEditRules::kSetTextProperty);
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result = mRules->WillDoAction(selection, &ruleInfo, &cancel);
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if ((PR_FALSE==cancel) && (NS_SUCCEEDED(result)))
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{
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PRBool isCollapsed;
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selection->GetIsCollapsed(&isCollapsed);
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if (PR_TRUE==isCollapsed)
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{
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// manipulating text attributes on a collapsed selection only sets state for the next text insertion
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SetTypeInStateForProperty(*mTypeInState, aProperty, aAttribute, aValue);
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}
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else
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{
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// set the text property for all selected ranges
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nsEditor::BeginTransaction();
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nsCOMPtr<nsIEnumerator> enumerator;
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result = selection->GetEnumerator(getter_AddRefs(enumerator));
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if (NS_SUCCEEDED(result) && enumerator)
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{
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enumerator->First();
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nsCOMPtr<nsISupports> currentItem;
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result = enumerator->CurrentItem(getter_AddRefs(currentItem));
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if ((NS_SUCCEEDED(result)) && (currentItem))
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{
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nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
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nsCOMPtr<nsIDOMNode>commonParent;
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result = range->GetCommonParent(getter_AddRefs(commonParent));
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if ((NS_SUCCEEDED(result)) && commonParent)
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{
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PRInt32 startOffset, endOffset;
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range->GetStartOffset(&startOffset);
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range->GetEndOffset(&endOffset);
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nsCOMPtr<nsIDOMNode> startParent; nsCOMPtr<nsIDOMNode> endParent;
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range->GetStartParent(getter_AddRefs(startParent));
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range->GetEndParent(getter_AddRefs(endParent));
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PRBool startIsText = IsTextNode(startParent);
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PRBool endIsText = IsTextNode(endParent);
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if ((PR_TRUE==startIsText) && (PR_TRUE==endIsText) &&
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(startParent.get()==endParent.get()))
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{ // the range is entirely contained within a single text node
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// commonParent==aStartParent, so get the "real" parent of the selection
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startParent->GetParentNode(getter_AddRefs(commonParent));
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result = SetTextPropertiesForNode(startParent, commonParent,
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startOffset, endOffset,
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aProperty, aAttribute, aValue);
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}
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else
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{
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nsCOMPtr<nsIDOMNode> startGrandParent;
|
|
startParent->GetParentNode(getter_AddRefs(startGrandParent));
|
|
nsCOMPtr<nsIDOMNode> endGrandParent;
|
|
endParent->GetParentNode(getter_AddRefs(endGrandParent));
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
PRBool canCollapseStyleNode = PR_FALSE;
|
|
if ((PR_TRUE==startIsText) && (PR_TRUE==endIsText) &&
|
|
endGrandParent.get()==startGrandParent.get())
|
|
{
|
|
result = IntermediateNodesAreInline(range, startParent, startOffset,
|
|
endParent, endOffset,
|
|
canCollapseStyleNode);
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
if (PR_TRUE==canCollapseStyleNode)
|
|
{ // the range is between 2 nodes that have a common (immediate) grandparent,
|
|
// and any intermediate nodes are just inline style nodes
|
|
result = SetTextPropertiesForNodesWithSameParent(startParent,startOffset,
|
|
endParent, endOffset,
|
|
commonParent,
|
|
aProperty, aAttribute, aValue);
|
|
}
|
|
else
|
|
{ // the range is between 2 nodes that have no simple relationship
|
|
result = SetTextPropertiesForNodeWithDifferentParents(range,
|
|
startParent,startOffset,
|
|
endParent, endOffset,
|
|
commonParent,
|
|
aProperty, aAttribute, aValue);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{ // compute a range for the selection
|
|
// don't want to actually do anything with selection, because
|
|
// we are still iterating through it. Just want to create and remember
|
|
// an nsIDOMRange, and later add the range to the selection after clearing it.
|
|
// XXX: I'm blocked here because nsIDOMSelection doesn't provide a mechanism
|
|
// for setting a compound selection yet.
|
|
}
|
|
}
|
|
}
|
|
}
|
|
nsEditor::EndTransaction();
|
|
}
|
|
// post-process
|
|
result = mRules->DidDoAction(selection, &ruleInfo, result);
|
|
}
|
|
}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
if (gNoisy)
|
|
{
|
|
nsAutoString propString;
|
|
aProperty->ToString(propString);
|
|
char *propCString = propString.ToNewCString();
|
|
if (gNoisy) { printf("---------- end nsTextEditor::SetTextProperty %s ----------\n", propCString); }
|
|
delete [] propCString;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::GetInlineProperty(nsIAtom *aProperty,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue,
|
|
PRBool &aFirst, PRBool &aAny, PRBool &aAll)
|
|
{
|
|
if (!aProperty)
|
|
return NS_ERROR_NULL_POINTER;
|
|
/*
|
|
if (gNoisy)
|
|
{
|
|
nsAutoString propString;
|
|
aProperty->ToString(propString);
|
|
char *propCString = propString.ToNewCString();
|
|
if (gNoisy) { printf("nsTextEditor::GetTextProperty %s\n", propCString); }
|
|
delete [] propCString;
|
|
}
|
|
*/
|
|
nsresult result=NS_ERROR_NOT_INITIALIZED;
|
|
aAny=PR_FALSE;
|
|
aAll=PR_TRUE;
|
|
aFirst=PR_FALSE;
|
|
PRBool first=PR_TRUE;
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
result = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(result)) && selection)
|
|
{
|
|
PRBool isCollapsed;
|
|
selection->GetIsCollapsed(&isCollapsed);
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
result = selection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(result) && enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
result = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
// XXX: should be a while loop, to get each separate range
|
|
if ((NS_SUCCEEDED(result)) && currentItem)
|
|
{
|
|
PRBool firstNodeInRange = PR_TRUE; // for each range, set a flag
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
nsCOMPtr<nsIContentIterator> iter;
|
|
result = nsComponentManager::CreateInstance(kCContentIteratorCID, nsnull,
|
|
nsIContentIterator::GetIID(),
|
|
getter_AddRefs(iter));
|
|
if ((NS_SUCCEEDED(result)) && iter)
|
|
{
|
|
iter->Init(range);
|
|
nsCOMPtr<nsIContent> content;
|
|
result = iter->CurrentNode(getter_AddRefs(content));
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
//if (gNoisy) { printf(" checking node %p\n", content.get()); }
|
|
nsCOMPtr<nsIDOMCharacterData>text;
|
|
text = do_QueryInterface(content);
|
|
PRBool skipNode = PR_FALSE;
|
|
if (text)
|
|
{
|
|
if (PR_FALSE==isCollapsed && PR_TRUE==first && PR_TRUE==firstNodeInRange)
|
|
{
|
|
firstNodeInRange = PR_FALSE;
|
|
PRInt32 startOffset;
|
|
range->GetStartOffset(&startOffset);
|
|
PRUint32 count;
|
|
text->GetLength(&count);
|
|
if (startOffset==(PRInt32)count)
|
|
{
|
|
//if (gNoisy) { printf(" skipping node %p\n", content.get()); }
|
|
skipNode = PR_TRUE;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{ // handle non-text leaf nodes here
|
|
PRBool canContainChildren;
|
|
content->CanContainChildren(canContainChildren);
|
|
if (PR_TRUE==canContainChildren)
|
|
{
|
|
//if (gNoisy) { printf(" skipping non-leaf node %p\n", content.get()); }
|
|
skipNode = PR_TRUE;
|
|
}
|
|
else {
|
|
//if (gNoisy) { printf(" testing non-text leaf node %p\n", content.get()); }
|
|
}
|
|
}
|
|
if (PR_FALSE==skipNode)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>node;
|
|
node = do_QueryInterface(content);
|
|
if (node)
|
|
{
|
|
PRBool isSet;
|
|
nsCOMPtr<nsIDOMNode>resultNode;
|
|
IsTextPropertySetByContent(node, aProperty, aAttribute, aValue, isSet, getter_AddRefs(resultNode));
|
|
if (PR_TRUE==first)
|
|
{
|
|
aFirst = isSet;
|
|
first = PR_FALSE;
|
|
}
|
|
if (PR_TRUE==isSet) {
|
|
aAny = PR_TRUE;
|
|
}
|
|
else {
|
|
aAll = PR_FALSE;
|
|
}
|
|
}
|
|
}
|
|
iter->Next();
|
|
iter->CurrentNode(getter_AddRefs(content));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (PR_FALSE==aAny) { // make sure that if none of the selection is set, we don't report all is set
|
|
aAll = PR_FALSE;
|
|
}
|
|
//if (gNoisy) { printf(" returning first=%d any=%d all=%d\n", aFirst, aAny, aAll); }
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::RemoveInlineProperty(nsIAtom *aProperty, const nsString *aAttribute)
|
|
{
|
|
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->RemoveTextProperty(aProperty, aAttribute);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
if (!aProperty) { return NS_ERROR_NULL_POINTER; }
|
|
if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
|
|
|
|
if (gNoisy)
|
|
{
|
|
nsAutoString propString;
|
|
aProperty->ToString(propString);
|
|
char *propCString = propString.ToNewCString();
|
|
if (gNoisy) { printf("---------- start nsTextEditor::RemoveTextProperty %s ----------\n", propCString); }
|
|
delete [] propCString;
|
|
}
|
|
|
|
nsresult result=NS_ERROR_NOT_INITIALIZED;
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
result = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(result)) && selection)
|
|
{
|
|
PRBool cancel;
|
|
nsTextRulesInfo ruleInfo(nsTextEditRules::kRemoveTextProperty);
|
|
result = mRules->WillDoAction(selection, &ruleInfo, &cancel);
|
|
if ((PR_FALSE==cancel) && (NS_SUCCEEDED(result)))
|
|
{
|
|
PRBool isCollapsed;
|
|
selection->GetIsCollapsed(&isCollapsed);
|
|
if (PR_TRUE==isCollapsed)
|
|
{
|
|
// manipulating text attributes on a collapsed selection only sets state for the next text insertion
|
|
SetTypeInStateForProperty(*mTypeInState, aProperty, aAttribute, nsnull);
|
|
}
|
|
else
|
|
{
|
|
// removing text properties can really shuffle text nodes around
|
|
// so we need to keep some extra state to restore a reasonable selection
|
|
// after we're done
|
|
nsCOMPtr<nsIDOMNode> parentForSelection; // selection's block parent
|
|
PRInt32 rangeStartOffset, rangeEndOffset;
|
|
GetTextSelectionOffsetsForRange(selection, getter_AddRefs(parentForSelection),
|
|
rangeStartOffset, rangeEndOffset);
|
|
nsEditor::BeginTransaction();
|
|
nsCOMPtr<nsIDOMNode> startParent, endParent;
|
|
PRInt32 startOffset, endOffset;
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
result = selection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(result) && enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports>currentItem;
|
|
result = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(result)) && (currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
nsCOMPtr<nsIDOMNode>commonParent;
|
|
result = range->GetCommonParent(getter_AddRefs(commonParent));
|
|
if ((NS_SUCCEEDED(result)) && commonParent)
|
|
{
|
|
range->GetStartOffset(&startOffset);
|
|
range->GetEndOffset(&endOffset);
|
|
range->GetStartParent(getter_AddRefs(startParent));
|
|
range->GetEndParent(getter_AddRefs(endParent));
|
|
if (startParent.get()==endParent.get())
|
|
{ // the range is entirely contained within a single text node
|
|
// commonParent==aStartParent, so get the "real" parent of the selection
|
|
startParent->GetParentNode(getter_AddRefs(commonParent));
|
|
result = RemoveTextPropertiesForNode(startParent, commonParent,
|
|
startOffset, endOffset,
|
|
aProperty, nsnull);
|
|
}
|
|
else
|
|
{
|
|
result = RemoveTextPropertiesForNodeWithDifferentParents(startParent,startOffset,
|
|
endParent, endOffset,
|
|
commonParent,
|
|
aProperty, nsnull);
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{ // compute a range for the selection
|
|
// don't want to actually do anything with selection, because
|
|
// we are still iterating through it. Just want to create and remember
|
|
// an nsIDOMRange, and later add the range to the selection after clearing it.
|
|
// XXX: I'm blocked here because nsIDOMSelection doesn't provide a mechanism
|
|
// for setting a compound selection yet.
|
|
}
|
|
}
|
|
}
|
|
}
|
|
nsEditor::EndTransaction();
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
ResetTextSelectionForRange(parentForSelection, rangeStartOffset, rangeEndOffset, selection);
|
|
}
|
|
}
|
|
// post-process
|
|
result = mRules->DidDoAction(selection, &ruleInfo, result);
|
|
}
|
|
}
|
|
if (gNoisy)
|
|
{
|
|
nsAutoString propString;
|
|
aProperty->ToString(propString);
|
|
char *propCString = propString.ToNewCString();
|
|
if (gNoisy) { printf("---------- end nsTextEditor::RemoveTextProperty %s ----------\n", propCString); }
|
|
delete [] propCString;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::DeleteSelection(nsIEditor::ESelectionCollapseDirection aAction)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->DeleteSelection(aAction);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
|
|
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
PRBool cancel= PR_FALSE;
|
|
|
|
nsresult result = nsEditor::BeginTransaction();
|
|
if (NS_FAILED(result)) { return result; }
|
|
|
|
// pre-process
|
|
nsEditor::GetSelection(getter_AddRefs(selection));
|
|
nsTextRulesInfo ruleInfo(nsTextEditRules::kDeleteSelection);
|
|
ruleInfo.collapsedAction = aAction;
|
|
result = mRules->WillDoAction(selection, &ruleInfo, &cancel);
|
|
if ((PR_FALSE==cancel) && (NS_SUCCEEDED(result)))
|
|
{
|
|
result = DeleteSelectionImpl(aAction);
|
|
// post-process
|
|
result = mRules->DidDoAction(selection, &ruleInfo, result);
|
|
}
|
|
|
|
nsresult endTxnResult = nsEditor::EndTransaction(); // don't return this result!
|
|
NS_ASSERTION ((NS_SUCCEEDED(endTxnResult)), "bad end transaction result");
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::InsertText(const nsString& aStringToInsert)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertText(aStringToInsert);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
|
|
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
PRBool cancel= PR_FALSE;
|
|
|
|
// pre-process
|
|
nsEditor::GetSelection(getter_AddRefs(selection));
|
|
nsString resultString;
|
|
PlaceholderTxn *placeholderTxn=nsnull;
|
|
nsTextRulesInfo ruleInfo(nsTextEditRules::kInsertText);
|
|
ruleInfo.placeTxn = &placeholderTxn;
|
|
ruleInfo.inString = &aStringToInsert;
|
|
ruleInfo.outString = &resultString;
|
|
ruleInfo.typeInState = *mTypeInState;
|
|
ruleInfo.maxLength = mMaxTextLength;
|
|
|
|
nsresult result = mRules->WillDoAction(selection, &ruleInfo, &cancel);
|
|
if ((PR_FALSE==cancel) && (NS_SUCCEEDED(result)))
|
|
{
|
|
result = InsertTextImpl(resultString);
|
|
// post-process
|
|
result = mRules->DidDoAction(selection, &ruleInfo, result);
|
|
}
|
|
if (placeholderTxn)
|
|
placeholderTxn->SetAbsorb(PR_FALSE); // this ends the merging of txns into placeholderTxn
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::InsertHTML(const nsString& aInputString)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertHTML(aInputString);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
|
|
nsresult res;
|
|
nsCOMPtr<nsIDOMNode> parentNode;
|
|
PRInt32 offsetOfNewNode;
|
|
res = DeleteSelectionAndPrepareToCreateNode(parentNode, offsetOfNewNode);
|
|
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(res))
|
|
return res;
|
|
|
|
// Get the first range in the selection, for context:
|
|
nsCOMPtr<nsIDOMRange> range;
|
|
res = selection->GetRangeAt(0, getter_AddRefs(range));
|
|
if (NS_FAILED(res))
|
|
return res;
|
|
|
|
nsCOMPtr<nsIDOMNSRange> nsrange (do_QueryInterface(range));
|
|
if (!nsrange)
|
|
return NS_ERROR_NO_INTERFACE;
|
|
|
|
nsCOMPtr<nsIDOMDocumentFragment> docfrag;
|
|
res = nsrange->CreateContextualFragment(aInputString,
|
|
getter_AddRefs(docfrag));
|
|
if (NS_FAILED(res))
|
|
{
|
|
#ifdef DEBUG
|
|
printf("Couldn't create contextual fragment: error was %d\n", res);
|
|
#endif
|
|
return res;
|
|
}
|
|
|
|
#if defined(DEBUG_akkana)
|
|
printf("============ Fragment dump :===========\n");
|
|
|
|
nsCOMPtr<nsIContent> fragc (do_QueryInterface(docfrag));
|
|
if (!fragc)
|
|
printf("Couldn't get fragment is nsIContent\n");
|
|
else
|
|
fragc->List(stdout);
|
|
#endif
|
|
|
|
// Insert the contents of the document fragment:
|
|
nsCOMPtr<nsIDOMNode> fragmentAsNode (do_QueryInterface(docfrag));
|
|
#define INSERT_FRAGMENT_DIRECTLY 1
|
|
#ifdef INSERT_FRAGMENT_DIRECTLY
|
|
// Make a collapsed range pointing to right after the current selection,
|
|
// and let range gravity keep track of where it is so that we can
|
|
// set the selection back there after the insert.
|
|
// Unfortunately this doesn't work right yet.
|
|
nsCOMPtr<nsIDOMRange> saverange;
|
|
res = selection->GetRangeAt(0, getter_AddRefs(saverange));
|
|
|
|
// Insert the node:
|
|
res = InsertNode(fragmentAsNode, parentNode, offsetOfNewNode);
|
|
|
|
// Now collapse the selection to the beginning of what we just inserted;
|
|
// would be better to set it to the end.
|
|
if (saverange)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> parent;
|
|
PRInt32 offset;
|
|
if (NS_SUCCEEDED(saverange->GetEndParent(getter_AddRefs(parent))))
|
|
if (NS_SUCCEEDED(saverange->GetEndOffset(&offset)))
|
|
selection->Collapse(parent, offset);
|
|
}
|
|
else
|
|
selection->Collapse(parentNode, 0/*offsetOfNewNode*/);
|
|
#else /* INSERT_FRAGMENT_DIRECTLY */
|
|
// Loop over the contents of the fragment:
|
|
nsCOMPtr<nsIDOMNode> child;
|
|
res = fragmentAsNode->GetFirstChild(getter_AddRefS(child));
|
|
if (NS_FAILED(res))
|
|
{
|
|
printf("GetFirstChild failed!\n");
|
|
return res;
|
|
}
|
|
while (child)
|
|
{
|
|
res = InsertNode(child, parentNode, offsetOfNewNode++);
|
|
if (NS_FAILED(res))
|
|
break;
|
|
nsCOMPtr<nsIDOMNode> nextSib;
|
|
if (NS_FAILED(child->GetNextSibling(getter_AddRefs(nextSib))))
|
|
/*break*/;
|
|
child = nextSib;
|
|
}
|
|
if (NS_FAILED(res))
|
|
return res;
|
|
|
|
// Now collapse the selection to the end of what we just inserted:
|
|
selection->Collapse(parentNode, offsetOfNewNode);
|
|
#endif /* INSERT_FRAGMENT_DIRECTLY */
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::InsertBreak()
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertBreak();
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res;
|
|
if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
|
|
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
PRBool cancel= PR_FALSE;
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
|
|
// pre-process
|
|
nsEditor::GetSelection(getter_AddRefs(selection));
|
|
nsTextRulesInfo ruleInfo(nsHTMLEditRules::kInsertBreak);
|
|
res = mRules->WillDoAction(selection, &ruleInfo, &cancel);
|
|
if ((PR_FALSE==cancel) && (NS_SUCCEEDED(res)))
|
|
{
|
|
// create the new BR node
|
|
nsCOMPtr<nsIDOMNode> newNode;
|
|
nsAutoString tag("BR");
|
|
res = DeleteSelectionAndCreateNode(tag, getter_AddRefs(newNode));
|
|
if (NS_SUCCEEDED(res) && newNode)
|
|
{
|
|
// set the selection to the new node
|
|
nsCOMPtr<nsIDOMNode>parent;
|
|
res = newNode->GetParentNode(getter_AddRefs(parent));
|
|
if (NS_SUCCEEDED(res) && parent)
|
|
{
|
|
PRInt32 offsetInParent=-1; // we use the -1 as a marker to see if we need to compute this or not
|
|
nsCOMPtr<nsIDOMNode>nextNode;
|
|
newNode->GetNextSibling(getter_AddRefs(nextNode));
|
|
if (nextNode)
|
|
{
|
|
nsCOMPtr<nsIDOMCharacterData>nextTextNode;
|
|
nextTextNode = do_QueryInterface(nextNode);
|
|
if (!nextTextNode) {
|
|
nextNode = do_QueryInterface(newNode);
|
|
}
|
|
else {
|
|
offsetInParent=0;
|
|
}
|
|
}
|
|
else {
|
|
nextNode = do_QueryInterface(newNode);
|
|
}
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
if (-1==offsetInParent)
|
|
{
|
|
nextNode->GetParentNode(getter_AddRefs(parent));
|
|
res = GetChildOffset(nextNode, parent, offsetInParent);
|
|
if (NS_SUCCEEDED(res)) {
|
|
selection->Collapse(parent, offsetInParent+1); // +1 to insert just after the break
|
|
}
|
|
}
|
|
else
|
|
{
|
|
selection->Collapse(nextNode, offsetInParent);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// post-process, always called if WillInsertBreak didn't return cancel==PR_TRUE
|
|
res = mRules->DidDoAction(selection, &ruleInfo, res);
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::InsertElement(nsIDOMElement* aElement, PRBool aDeleteSelection)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertElement(aElement, aDeleteSelection);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res = NS_ERROR_NOT_INITIALIZED;
|
|
|
|
if (!aElement)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
// For most elements, set caret after inserting
|
|
//PRBool setCaretAfterElement = PR_TRUE;
|
|
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (!NS_SUCCEEDED(res) || !selection)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
// Clear current selection.
|
|
// Should put caret at anchor point?
|
|
if (!aDeleteSelection)
|
|
{
|
|
PRBool collapseAfter = PR_TRUE;
|
|
// Named Anchor is a special case,
|
|
// We collapse to insert element BEFORE the selection
|
|
// For all other tags, we insert AFTER the selection
|
|
nsCOMPtr<nsIDOMNode> node = do_QueryInterface(aElement);
|
|
if (IsNamedAnchorNode(node))
|
|
collapseAfter = PR_FALSE;
|
|
|
|
if (collapseAfter)
|
|
{
|
|
// Default behavior is to collapse to the end of the selection
|
|
selection->ClearSelection();
|
|
} else {
|
|
// Collapse to the start of the selection,
|
|
// We must explore the first range and find
|
|
// its parent and starting offset of selection
|
|
// TODO: Move this logic to a new method nsIDOMSelection::CollapseToStart()???
|
|
nsCOMPtr<nsIDOMRange> firstRange;
|
|
res = selection->GetRangeAt(0, getter_AddRefs(firstRange));
|
|
if (NS_SUCCEEDED(res) && firstRange)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> parent;
|
|
res = firstRange->GetCommonParent(getter_AddRefs(parent));
|
|
if (NS_SUCCEEDED(res) && parent)
|
|
{
|
|
PRInt32 startOffset;
|
|
firstRange->GetStartOffset(&startOffset);
|
|
selection->Collapse(parent, startOffset);
|
|
} else {
|
|
// Very unlikely, but collapse to the end if we failed above
|
|
selection->ClearSelection();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMNode> parentSelectedNode;
|
|
PRInt32 offsetForInsert;
|
|
res = selection->GetAnchorNode(getter_AddRefs(parentSelectedNode));
|
|
if (NS_SUCCEEDED(res) && NS_SUCCEEDED(selection->GetAnchorOffset(&offsetForInsert)) && parentSelectedNode)
|
|
{
|
|
#ifdef DEBUG_cmanske
|
|
{
|
|
nsAutoString name;
|
|
parentSelectedNode->GetNodeName(name);
|
|
printf("InsertElement: Anchor node of selection: ");
|
|
wprintf(name.GetUnicode());
|
|
printf(" Offset: %d\n", offsetForInsert);
|
|
}
|
|
#endif
|
|
nsAutoString tagName;
|
|
aElement->GetNodeName(tagName);
|
|
tagName.ToLowerCase();
|
|
nsCOMPtr<nsIDOMNode> parent = parentSelectedNode;
|
|
nsCOMPtr<nsIDOMNode> topChild = parentSelectedNode;
|
|
nsCOMPtr<nsIDOMNode> tmp;
|
|
nsAutoString parentTagName;
|
|
PRBool isRoot;
|
|
|
|
// Search up the parent chain to find a suitable container
|
|
while (!CanContainTag(parent, tagName))
|
|
{
|
|
// If the current parent is a root (body or table cell)
|
|
// then go no further - we can't insert
|
|
parent->GetNodeName(parentTagName);
|
|
res = IsRootTag(parentTagName, isRoot);
|
|
if (!NS_SUCCEEDED(res) || isRoot)
|
|
return NS_ERROR_FAILURE;
|
|
// Get the next parent
|
|
parent->GetParentNode(getter_AddRefs(tmp));
|
|
if (!tmp)
|
|
return NS_ERROR_FAILURE;
|
|
topChild = parent;
|
|
parent = tmp;
|
|
}
|
|
#ifdef DEBUG_cmanske
|
|
{
|
|
nsAutoString name;
|
|
parent->GetNodeName(name);
|
|
printf("Parent node to insert under: ");
|
|
wprintf(name.GetUnicode());
|
|
printf("\n");
|
|
topChild->GetNodeName(name);
|
|
printf("TopChild to split: ");
|
|
wprintf(name.GetUnicode());
|
|
printf("\n");
|
|
}
|
|
#endif
|
|
if (parent != topChild)
|
|
{
|
|
// we need to split some levels above the original selection parent
|
|
res = SplitNodeDeep(topChild, parentSelectedNode, offsetForInsert, &offsetForInsert);
|
|
if (NS_FAILED(res))
|
|
return res;
|
|
}
|
|
// Now we can insert the new node
|
|
res = InsertNode(aElement, parent, offsetForInsert);
|
|
|
|
// Set caret after element, but check for special case
|
|
// of inserting table-related elements: set in first cell instead
|
|
if (!SetCaretInTableCell(aElement))
|
|
res = SetCaretAfterElement(aElement);
|
|
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::DeleteSelectionAndCreateNode(const nsString& aTag,
|
|
nsIDOMNode ** aNewNode)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> parentSelectedNode;
|
|
PRInt32 offsetOfNewNode;
|
|
nsresult result = DeleteSelectionAndPrepareToCreateNode(parentSelectedNode,
|
|
offsetOfNewNode);
|
|
if (!NS_SUCCEEDED(result))
|
|
return result;
|
|
|
|
nsCOMPtr<nsIDOMNode> newNode;
|
|
result = CreateNode(aTag, parentSelectedNode, offsetOfNewNode,
|
|
getter_AddRefs(newNode));
|
|
|
|
*aNewNode = newNode;
|
|
|
|
// we want the selection to be just after the new node
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
result = GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(result)) && selection)
|
|
selection->Collapse(parentSelectedNode, offsetOfNewNode+1);
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::SelectElement(nsIDOMElement* aElement)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->SelectElement(aElement);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res = NS_ERROR_NULL_POINTER;
|
|
|
|
// Must be sure that element is contained in the document body
|
|
if (IsElementInBody(aElement))
|
|
{
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(res) && selection)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>parent;
|
|
res = aElement->GetParentNode(getter_AddRefs(parent));
|
|
if (NS_SUCCEEDED(res) && parent)
|
|
{
|
|
PRInt32 offsetInParent;
|
|
res = GetChildOffset(aElement, parent, offsetInParent);
|
|
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
// Collapse selection to just before desired element,
|
|
selection->Collapse(parent, offsetInParent);
|
|
// then extend it to just after
|
|
selection->Extend(parent, offsetInParent+1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::SetCaretAfterElement(nsIDOMElement* aElement)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->SetCaretAfterElement(aElement);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res = NS_ERROR_NULL_POINTER;
|
|
|
|
// Be sure the element is contained in the document body
|
|
if (aElement && IsElementInBody(aElement))
|
|
{
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(res) && selection)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>parent;
|
|
res = aElement->GetParentNode(getter_AddRefs(parent));
|
|
if (NS_SUCCEEDED(res) && parent)
|
|
{
|
|
PRInt32 offsetInParent;
|
|
res = GetChildOffset(aElement, parent, offsetInParent);
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
// Collapse selection to just after desired element,
|
|
selection->Collapse(parent, offsetInParent+1);
|
|
#ifdef DEBUG_cmanske
|
|
{
|
|
nsAutoString name;
|
|
parent->GetNodeName(name);
|
|
printf("SetCaretAfterElement: Parent node: ");
|
|
wprintf(name.GetUnicode());
|
|
printf(" Offset: %d\n\nHTML:\n", offsetInParent+1);
|
|
nsString Format("text/html");
|
|
nsString ContentsAs;
|
|
OutputToString(ContentsAs, Format, 2);
|
|
wprintf(ContentsAs.GetUnicode());
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::GetParagraphFormat(nsString& aParagraphFormat)
|
|
{
|
|
nsresult res = NS_ERROR_NOT_INITIALIZED;
|
|
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::SetParagraphFormat(const nsString& aParagraphFormat)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->SetParagraphFormat(aParagraphFormat);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res = NS_ERROR_NOT_INITIALIZED;
|
|
//Kinda sad to waste memory just to force lower case
|
|
nsAutoString tag = aParagraphFormat;
|
|
tag.ToLowerCase();
|
|
if (tag == "normal" || tag == "p") {
|
|
res = RemoveParagraphStyle();
|
|
} else if (tag == "li") {
|
|
res = InsertList("ul");
|
|
} else if (tag[0] == 'h') {
|
|
res = InsertHeader(tag);
|
|
} else {
|
|
res = ReplaceBlockParent(tag);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
// get the paragraph style(s) for the selection
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::GetParagraphStyle(nsStringArray *aTagList)
|
|
{
|
|
if (gNoisy) { printf("---------- nsHTMLEditor::GetParagraphStyle ----------\n"); }
|
|
if (!aTagList) { return NS_ERROR_NULL_POINTER; }
|
|
|
|
nsresult res;
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(res)) && selection)
|
|
{
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
res = selection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(res) && enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
res = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(res)) && (currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
// scan the range for all the independent block content blockSections
|
|
// and get the block parent of each
|
|
nsISupportsArray *blockSections;
|
|
res = NS_NewISupportsArray(&blockSections);
|
|
if ((NS_SUCCEEDED(res)) && blockSections)
|
|
{
|
|
res = GetBlockSectionsForRange(range, blockSections);
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
nsIDOMRange *subRange;
|
|
subRange = (nsIDOMRange *)(blockSections->ElementAt(0));
|
|
while (subRange && (NS_SUCCEEDED(res)))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>startParent;
|
|
res = subRange->GetStartParent(getter_AddRefs(startParent));
|
|
if (NS_SUCCEEDED(res) && startParent)
|
|
{
|
|
nsCOMPtr<nsIDOMElement> blockParent;
|
|
res = GetBlockParent(startParent, getter_AddRefs(blockParent));
|
|
if (NS_SUCCEEDED(res) && blockParent)
|
|
{
|
|
nsAutoString blockParentTag;
|
|
blockParent->GetTagName(blockParentTag);
|
|
PRBool isRoot;
|
|
IsRootTag(blockParentTag, isRoot);
|
|
if ((PR_FALSE==isRoot) && (-1==aTagList->IndexOf(blockParentTag))) {
|
|
aTagList->AppendString(blockParentTag);
|
|
}
|
|
}
|
|
}
|
|
NS_RELEASE(subRange);
|
|
blockSections->RemoveElementAt(0);
|
|
subRange = (nsIDOMRange *)(blockSections->ElementAt(0));
|
|
}
|
|
}
|
|
NS_RELEASE(blockSections);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
// use this when block parents are to be added regardless of current state
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::AddBlockParent(nsString& aParentTag)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->AddBlockParent(aParentTag);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
if (gNoisy)
|
|
{
|
|
char *tag = aParentTag.ToNewCString();
|
|
printf("---------- nsHTMLEditor::AddBlockParent %s ----------\n", tag);
|
|
delete [] tag;
|
|
}
|
|
|
|
nsresult res=NS_ERROR_NOT_INITIALIZED;
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(res)) && selection)
|
|
{
|
|
// set the block parent for all selected ranges
|
|
nsAutoSelectionReset selectionResetter(selection);
|
|
nsAutoEditBatch beginBatching(this);
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
enumerator = do_QueryInterface(selection);
|
|
if (enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
res = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(res)) && (currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
// scan the range for all the independent block content blockSections
|
|
// and apply the transformation to them
|
|
res = ReParentContentOfRange(range, aParentTag, eInsertParent);
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(res))
|
|
{ // set the selection
|
|
// XXX: can't do anything until I can create ranges
|
|
}
|
|
}
|
|
if (gNoisy) {printf("Finished nsHTMLEditor::AddBlockParent with this content:\n"); DebugDumpContent(); } // DEBUG
|
|
|
|
return res;
|
|
}
|
|
|
|
// use this when a paragraph type is being transformed from one type to another
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::ReplaceBlockParent(nsString& aParentTag)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->ReplaceBlockParent(aParentTag);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
if (gNoisy)
|
|
{
|
|
char *tag = aParentTag.ToNewCString();
|
|
printf("---------- nsHTMLEditor::ReplaceBlockParent %s ----------\n", tag);
|
|
delete [] tag;
|
|
}
|
|
|
|
nsresult res=NS_ERROR_NOT_INITIALIZED;
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(res)) && selection)
|
|
{
|
|
nsAutoSelectionReset selectionResetter(selection);
|
|
// set the block parent for all selected ranges
|
|
nsAutoEditBatch beginBatching(this);
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
res = selection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(res) && enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
res = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(res)) && (currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
// scan the range for all the independent block content blockSections
|
|
// and apply the transformation to them
|
|
res = ReParentContentOfRange(range, aParentTag, eReplaceParent);
|
|
}
|
|
}
|
|
}
|
|
if (gNoisy) {printf("Finished nsHTMLEditor::AddBlockParent with this content:\n"); DebugDumpContent(); } // DEBUG
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveParagraphStyle()
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->RemoveParagraphStyle();
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
if (gNoisy) {
|
|
printf("---------- nsHTMLEditor::RemoveParagraphStyle ----------\n");
|
|
}
|
|
|
|
nsresult res=NS_ERROR_NOT_INITIALIZED;
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(res)) && selection)
|
|
{
|
|
nsAutoSelectionReset selectionResetter(selection);
|
|
nsAutoEditBatch beginBatching(this);
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
res = selection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(res) && enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
res = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(res)) && (currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
res = RemoveParagraphStyleFromRange(range);
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveParent(const nsString &aParentTag)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->RemoveParent(aParentTag);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
if (gNoisy) {
|
|
printf("---------- nsHTMLEditor::RemoveParent ----------\n");
|
|
}
|
|
|
|
nsresult res=NS_ERROR_NOT_INITIALIZED;
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(res)) && selection)
|
|
{
|
|
nsAutoSelectionReset selectionResetter(selection);
|
|
nsAutoEditBatch beginBatching(this);
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
res = selection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(res) && enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
res = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(res)) && (currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
res = RemoveParentFromRange(aParentTag, range);
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::InsertList(const nsString& aListType)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertList(aListType);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res;
|
|
if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
|
|
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
PRBool cancel= PR_FALSE;
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
|
|
// pre-process
|
|
nsEditor::GetSelection(getter_AddRefs(selection));
|
|
nsTextRulesInfo ruleInfo(nsHTMLEditRules::kMakeList);
|
|
if (aListType == "ol") ruleInfo.bOrdered = PR_TRUE;
|
|
else ruleInfo.bOrdered = PR_FALSE;
|
|
res = mRules->WillDoAction(selection, &ruleInfo, &cancel);
|
|
if (cancel || (NS_FAILED(res))) return res;
|
|
|
|
// Find out if the selection is collapsed:
|
|
if (NS_FAILED(res) || !selection) return res;
|
|
|
|
PRBool isCollapsed;
|
|
res = selection->GetIsCollapsed(&isCollapsed);
|
|
if (NS_FAILED(res)) return res;
|
|
|
|
nsCOMPtr<nsIDOMNode> node;
|
|
PRInt32 offset;
|
|
|
|
res = GetStartNodeAndOffset(selection, &node, &offset);
|
|
if (!node) res = NS_ERROR_FAILURE;
|
|
if (NS_FAILED(res)) return res;
|
|
|
|
if (isCollapsed)
|
|
{
|
|
// have to find a place to put the list
|
|
nsCOMPtr<nsIDOMNode> parent = node;
|
|
nsCOMPtr<nsIDOMNode> topChild = node;
|
|
nsCOMPtr<nsIDOMNode> tmp;
|
|
|
|
while ( !CanContainTag(parent, aListType))
|
|
{
|
|
parent->GetParentNode(getter_AddRefs(tmp));
|
|
if (!tmp) return NS_ERROR_FAILURE;
|
|
topChild = parent;
|
|
parent = tmp;
|
|
}
|
|
|
|
if (parent != node)
|
|
{
|
|
// we need to split up to the child of parent
|
|
res = SplitNodeDeep(topChild, node, offset, &offset);
|
|
if (NS_FAILED(res)) return res;
|
|
}
|
|
|
|
// make a list
|
|
nsCOMPtr<nsIDOMNode> newList;
|
|
res = CreateNode(aListType, parent, offset, getter_AddRefs(newList));
|
|
if (NS_FAILED(res)) return res;
|
|
// make a list item
|
|
nsAutoString tag("li");
|
|
nsCOMPtr<nsIDOMNode> newItem;
|
|
res = CreateNode(tag, newList, 0, getter_AddRefs(newItem));
|
|
if (NS_FAILED(res)) return res;
|
|
// put a space in it so layout will draw the list item
|
|
// XXX - revisit when layout is fixed
|
|
res = selection->Collapse(newItem,0);
|
|
if (NS_FAILED(res)) return res;
|
|
nsAutoString theText(" ");
|
|
res = InsertText(theText);
|
|
if (NS_FAILED(res)) return res;
|
|
// reposition selection to before the space character
|
|
res = GetStartNodeAndOffset(selection, &node, &offset);
|
|
if (NS_FAILED(res)) return res;
|
|
res = selection->Collapse(node,0);
|
|
if (NS_FAILED(res)) return res;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::InsertHeader(const nsString& aHeaderType)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertHeader(aHeaderType);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res;
|
|
if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
|
|
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
PRBool cancel= PR_FALSE;
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
|
|
// pre-process
|
|
nsEditor::GetSelection(getter_AddRefs(selection));
|
|
nsTextRulesInfo ruleInfo(nsHTMLEditRules::kMakeHeader);
|
|
res = mRules->WillDoAction(selection, &ruleInfo, &cancel);
|
|
if (cancel || (NS_FAILED(res))) return res;
|
|
|
|
// Find out if the selection is collapsed:
|
|
if (NS_FAILED(res) || !selection) return res;
|
|
|
|
PRBool isCollapsed;
|
|
res = selection->GetIsCollapsed(&isCollapsed);
|
|
if (NS_FAILED(res)) return res;
|
|
|
|
nsCOMPtr<nsIDOMNode> node;
|
|
PRInt32 offset;
|
|
|
|
res = GetStartNodeAndOffset(selection, &node, &offset);
|
|
if (!node) res = NS_ERROR_FAILURE;
|
|
if (NS_FAILED(res)) return res;
|
|
|
|
if (isCollapsed)
|
|
{
|
|
// have to find a place to put the header
|
|
nsCOMPtr<nsIDOMNode> parent = node;
|
|
nsCOMPtr<nsIDOMNode> topChild = node;
|
|
nsCOMPtr<nsIDOMNode> tmp;
|
|
|
|
while ( !CanContainTag(parent, aHeaderType))
|
|
{
|
|
parent->GetParentNode(getter_AddRefs(tmp));
|
|
if (!tmp) return NS_ERROR_FAILURE;
|
|
topChild = parent;
|
|
parent = tmp;
|
|
}
|
|
|
|
if (parent != node)
|
|
{
|
|
// we need to split up to the child of parent
|
|
res = SplitNodeDeep(topChild, node, offset, &offset);
|
|
if (NS_FAILED(res)) return res;
|
|
}
|
|
|
|
// make a header
|
|
nsCOMPtr<nsIDOMNode> newHeader;
|
|
res = CreateNode(aHeaderType, parent, offset, getter_AddRefs(newHeader));
|
|
if (NS_FAILED(res)) return res;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
// TODO: Implement "outdent"
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::Indent(const nsString& aIndent)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->Indent(aIndent);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res;
|
|
if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
|
|
|
|
PRBool cancel= PR_FALSE;
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
|
|
// pre-process
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
nsEditor::GetSelection(getter_AddRefs(selection));
|
|
nsTextRulesInfo ruleInfo(nsHTMLEditRules::kIndent);
|
|
if (aIndent == "outdent")
|
|
ruleInfo.action = nsHTMLEditRules::kOutdent;
|
|
res = mRules->WillDoAction(selection, &ruleInfo, &cancel);
|
|
if (cancel || (NS_FAILED(res))) return res;
|
|
|
|
// Do default - insert a blockquote node if selection collapsed
|
|
nsCOMPtr<nsIDOMNode> node;
|
|
PRInt32 offset;
|
|
PRBool isCollapsed;
|
|
res = selection->GetIsCollapsed(&isCollapsed);
|
|
if (NS_FAILED(res)) return res;
|
|
|
|
res = GetStartNodeAndOffset(selection, &node, &offset);
|
|
if (!node) res = NS_ERROR_FAILURE;
|
|
if (NS_FAILED(res)) return res;
|
|
|
|
nsAutoString inward("indent");
|
|
if (aIndent == inward)
|
|
{
|
|
|
|
if (isCollapsed)
|
|
{
|
|
// have to find a place to put the blockquote
|
|
nsCOMPtr<nsIDOMNode> parent = node;
|
|
nsCOMPtr<nsIDOMNode> topChild = node;
|
|
nsCOMPtr<nsIDOMNode> tmp;
|
|
nsAutoString bq("blockquote");
|
|
while ( !CanContainTag(parent, bq))
|
|
{
|
|
parent->GetParentNode(getter_AddRefs(tmp));
|
|
if (!tmp) return NS_ERROR_FAILURE;
|
|
topChild = parent;
|
|
parent = tmp;
|
|
}
|
|
|
|
if (parent != node)
|
|
{
|
|
// we need to split up to the child of parent
|
|
res = SplitNodeDeep(topChild, node, offset, &offset);
|
|
if (NS_FAILED(res)) return res;
|
|
}
|
|
|
|
// make a blockquote
|
|
nsCOMPtr<nsIDOMNode> newBQ;
|
|
res = CreateNode(bq, parent, offset, getter_AddRefs(newBQ));
|
|
if (NS_FAILED(res)) return res;
|
|
// put a space in it so layout will draw the list item
|
|
res = selection->Collapse(newBQ,0);
|
|
if (NS_FAILED(res)) return res;
|
|
nsAutoString theText(" ");
|
|
res = InsertText(theText);
|
|
if (NS_FAILED(res)) return res;
|
|
// reposition selection to before the space character
|
|
res = GetStartNodeAndOffset(selection, &node, &offset);
|
|
if (NS_FAILED(res)) return res;
|
|
res = selection->Collapse(node,0);
|
|
if (NS_FAILED(res)) return res;
|
|
}
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
//TODO: IMPLEMENT ALIGNMENT!
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::Align(const nsString& aAlignType)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->Align(aAlignType);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
nsCOMPtr<nsIDOMNode> node;
|
|
PRBool cancel= PR_FALSE;
|
|
|
|
// Find out if the selection is collapsed:
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
nsresult res = GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(res) || !selection) return res;
|
|
nsTextRulesInfo ruleInfo(nsHTMLEditRules::kAlign);
|
|
ruleInfo.alignType = &aAlignType;
|
|
res = mRules->WillDoAction(selection, &ruleInfo, &cancel);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::GetElementOrParentByTagName(const nsString &aTagName, nsIDOMNode *aNode, nsIDOMElement** aReturn)
|
|
{
|
|
if (aTagName.Length() == 0 || !aReturn )
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
nsresult res = NS_OK;
|
|
// If no node supplied, use anchor node of current selection
|
|
if (!aNode)
|
|
{
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(res) || !selection)
|
|
return res;
|
|
|
|
//TODO: Do I need to release the node?
|
|
if(NS_FAILED(selection->GetAnchorNode(&aNode)))
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsAutoString TagName = aTagName;
|
|
TagName.ToLowerCase();
|
|
PRBool getLink = IsLink(TagName);
|
|
PRBool getNamedAnchor = IsNamedAnchor(TagName);
|
|
if ( getLink || getNamedAnchor)
|
|
{
|
|
TagName = "a";
|
|
}
|
|
PRBool findTableCell = aTagName.EqualsIgnoreCase("td");
|
|
|
|
// default is null - no element found
|
|
*aReturn = nsnull;
|
|
|
|
nsCOMPtr<nsIDOMNode> currentNode = aNode;
|
|
nsCOMPtr<nsIDOMNode> parent;
|
|
PRBool bNodeFound = PR_FALSE;
|
|
|
|
while (PR_TRUE)
|
|
{
|
|
// Test if we have a link (an anchor with href set)
|
|
if ( (getLink && IsLinkNode(currentNode)) ||
|
|
(getNamedAnchor && IsNamedAnchorNode(currentNode)) )
|
|
{
|
|
bNodeFound = PR_TRUE;
|
|
break;
|
|
} else {
|
|
nsAutoString currentTagName;
|
|
currentNode->GetNodeName(currentTagName);
|
|
// Table cells are a special case:
|
|
// Match either "td" or "th" for them
|
|
if (currentTagName.EqualsIgnoreCase(TagName) ||
|
|
(findTableCell && currentTagName.EqualsIgnoreCase("th")))
|
|
{
|
|
bNodeFound = PR_TRUE;
|
|
break;
|
|
}
|
|
}
|
|
// Search up the parent chain
|
|
// We should never fail because of root test below, but lets be safe
|
|
if (!NS_SUCCEEDED(currentNode->GetParentNode(getter_AddRefs(parent))) || !parent)
|
|
break;
|
|
|
|
// Stop searching if parent is a body tag
|
|
nsAutoString parentTagName;
|
|
parent->GetNodeName(parentTagName);
|
|
// Note: Originally used IsRoot to stop at table cells,
|
|
// but that's too messy when you are trying to find the parent table
|
|
//PRBool isRoot;
|
|
//if (!NS_SUCCEEDED(IsRootTag(parentTagName, isRoot)) || isRoot)
|
|
if(parentTagName.EqualsIgnoreCase("body"))
|
|
break;
|
|
|
|
currentNode = parent;
|
|
}
|
|
if (bNodeFound)
|
|
{
|
|
nsCOMPtr<nsIDOMElement> currentElement = do_QueryInterface(currentNode);
|
|
if (currentElement)
|
|
{
|
|
*aReturn = currentElement;
|
|
// Getters must addref
|
|
NS_ADDREF(*aReturn);
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::GetSelectedElement(const nsString& aTagName, nsIDOMElement** aReturn)
|
|
{
|
|
if (!aReturn )
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
// default is null - no element found
|
|
*aReturn = nsnull;
|
|
|
|
nsAutoString TagName = aTagName;
|
|
TagName.ToLowerCase();
|
|
// Empty string indicates we should match any element tag
|
|
PRBool anyTag = (TagName == "");
|
|
|
|
//Note that this doesn't need to go through the transaction system
|
|
|
|
nsresult res=NS_ERROR_NOT_INITIALIZED;
|
|
//PRBool first=PR_TRUE;
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(res) || !selection)
|
|
return res;
|
|
|
|
PRBool isCollapsed;
|
|
selection->GetIsCollapsed(&isCollapsed);
|
|
nsCOMPtr<nsIDOMElement> selectedElement;
|
|
PRBool bNodeFound = PR_FALSE;
|
|
|
|
if (IsLink(TagName))
|
|
{
|
|
// Link tag is a special case - we return the anchor node
|
|
// found for any selection that is totally within a link,
|
|
// included a collapsed selection (just a caret in a link)
|
|
nsCOMPtr<nsIDOMNode> anchorNode;
|
|
res = selection->GetAnchorNode(getter_AddRefs(anchorNode));
|
|
PRInt32 anchorOffset = -1;
|
|
if (anchorNode)
|
|
selection->GetAnchorOffset(&anchorOffset);
|
|
|
|
nsCOMPtr<nsIDOMNode> focusNode;
|
|
selection->GetFocusNode(getter_AddRefs(focusNode));
|
|
PRInt32 focusOffset = -1;
|
|
if (focusNode)
|
|
selection->GetFocusOffset(&focusOffset);
|
|
|
|
// Link node must be the same for both ends of selection
|
|
if (NS_SUCCEEDED(res) && anchorNode)
|
|
{
|
|
#ifdef DEBUG_cmanske
|
|
{
|
|
nsAutoString name;
|
|
anchorNode->GetNodeName(name);
|
|
printf("GetSelectedElement: Anchor node of selection: ");
|
|
wprintf(name.GetUnicode());
|
|
printf(" Offset: %d\n", anchorOffset);
|
|
focusNode->GetNodeName(name);
|
|
printf("Focus node of selection: ");
|
|
wprintf(name.GetUnicode());
|
|
printf(" Offset: %d\n", focusOffset);
|
|
}
|
|
#endif
|
|
nsCOMPtr<nsIDOMElement> parentLinkOfAnchor;
|
|
res = GetElementOrParentByTagName("href", anchorNode, getter_AddRefs(parentLinkOfAnchor));
|
|
if (NS_SUCCEEDED(res) && parentLinkOfAnchor)
|
|
{
|
|
if (isCollapsed)
|
|
{
|
|
// We have just a caret in the link
|
|
bNodeFound = PR_TRUE;
|
|
} else if(focusNode)
|
|
{ // Link node must be the same for both ends of selection
|
|
nsCOMPtr<nsIDOMElement> parentLinkOfFocus;
|
|
res = GetElementOrParentByTagName("href", focusNode, getter_AddRefs(parentLinkOfFocus));
|
|
if (NS_SUCCEEDED(res) && parentLinkOfFocus == parentLinkOfAnchor)
|
|
bNodeFound = PR_TRUE;
|
|
}
|
|
|
|
// We found a link node parent
|
|
if (bNodeFound) {
|
|
// GetElementOrParentByTagName addref'd this, so we don't need to do it here
|
|
*aReturn = parentLinkOfAnchor;
|
|
return NS_OK;
|
|
}
|
|
}
|
|
else if (anchorOffset >= 0) // Check if link node is the only thing selected
|
|
{
|
|
nsCOMPtr<nsIDOMNode> anchorChild;
|
|
anchorChild = GetChildAt(anchorNode,anchorOffset);
|
|
if (anchorChild && IsLinkNode(anchorChild) &&
|
|
(anchorNode == focusNode) && focusOffset == (anchorOffset+1))
|
|
{
|
|
selectedElement = do_QueryInterface(anchorChild);
|
|
bNodeFound = PR_TRUE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!bNodeFound && !isCollapsed) // Don't bother to examine selection if it is collapsed
|
|
{
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
res = selection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(res) && enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
res = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(res)) && currentItem)
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
nsCOMPtr<nsIContentIterator> iter;
|
|
res = nsComponentManager::CreateInstance(kCContentIteratorCID, nsnull,
|
|
nsIContentIterator::GetIID(),
|
|
getter_AddRefs(iter));
|
|
if ((NS_SUCCEEDED(res)) && iter)
|
|
{
|
|
iter->Init(range);
|
|
// loop through the content iterator for each content node
|
|
nsCOMPtr<nsIContent> content;
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
res = iter->CurrentNode(getter_AddRefs(content));
|
|
// Note likely!
|
|
if (NS_FAILED(res))
|
|
return NS_ERROR_FAILURE;
|
|
|
|
// Query interface to cast nsIContent to nsIDOMNode
|
|
// then get tagType to compare to aTagName
|
|
// Clone node of each desired type and append it to the aDomFrag
|
|
selectedElement = do_QueryInterface(content);
|
|
if (selectedElement)
|
|
{
|
|
// If we already found a node, then we have another element,
|
|
// so don't return an element
|
|
if (bNodeFound)
|
|
{
|
|
//bNodeFound;
|
|
break;
|
|
}
|
|
|
|
nsAutoString domTagName;
|
|
selectedElement->GetNodeName(domTagName);
|
|
domTagName.ToLowerCase();
|
|
|
|
if (anyTag)
|
|
{
|
|
// Get name of first selected element
|
|
selectedElement->GetTagName(TagName);
|
|
TagName.ToLowerCase();
|
|
anyTag = PR_FALSE;
|
|
}
|
|
|
|
// The "A" tag is a pain,
|
|
// used for both link(href is set) and "Named Anchor"
|
|
nsCOMPtr<nsIDOMNode> selectedNode = do_QueryInterface(selectedElement);
|
|
if ( (IsLink(TagName) && IsLinkNode(selectedNode)) ||
|
|
(IsNamedAnchor(TagName) && IsNamedAnchorNode(selectedNode)) )
|
|
{
|
|
bNodeFound = PR_TRUE;
|
|
} else if (TagName == domTagName) { // All other tag names are handled here
|
|
bNodeFound = PR_TRUE;
|
|
}
|
|
if (!bNodeFound)
|
|
{
|
|
// Check if node we have is really part of the selection???
|
|
break;
|
|
}
|
|
}
|
|
iter->Next();
|
|
}
|
|
}
|
|
} else {
|
|
// Should never get here?
|
|
isCollapsed = PR_TRUE;
|
|
printf("isCollapsed was FALSE, but no elements found in selection\n");
|
|
}
|
|
} else {
|
|
printf("Could not create enumerator for GetSelectionProperties\n");
|
|
}
|
|
}
|
|
if (bNodeFound)
|
|
{
|
|
|
|
*aReturn = selectedElement;
|
|
// Getters must addref
|
|
NS_ADDREF(*aReturn);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::CreateElementWithDefaults(const nsString& aTagName, nsIDOMElement** aReturn)
|
|
{
|
|
nsresult res=NS_ERROR_NOT_INITIALIZED;
|
|
if (aReturn)
|
|
*aReturn = nsnull;
|
|
|
|
if (aTagName == "" || !aReturn)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
nsAutoString TagName = aTagName;
|
|
TagName.ToLowerCase();
|
|
nsAutoString realTagName;
|
|
|
|
if (IsLink(TagName) || IsNamedAnchor(TagName))
|
|
{
|
|
realTagName = "a";
|
|
} else {
|
|
realTagName = TagName;
|
|
}
|
|
//We don't use editor's CreateElement because we don't want to
|
|
// go through the transaction system
|
|
|
|
nsCOMPtr<nsIDOMElement>newElement;
|
|
res = mDoc->CreateElement(realTagName, getter_AddRefs(newElement));
|
|
if (NS_FAILED(res) || !newElement)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
// Set default values for new elements
|
|
if (TagName.Equals("hr"))
|
|
{
|
|
// Hard coded defaults in case there's no prefs
|
|
nsAutoString align("center");
|
|
nsAutoString width("100%");
|
|
nsAutoString height("2");
|
|
PRBool bNoShade = PR_FALSE;
|
|
|
|
if (mPrefs)
|
|
{
|
|
char buf[16];
|
|
PRInt32 iAlign;
|
|
// Currently using 0=left, 1=center, and 2=right
|
|
if( NS_SUCCEEDED(mPrefs->GetIntPref("editor.hrule.align", &iAlign)))
|
|
{
|
|
switch (iAlign) {
|
|
case 0:
|
|
align = "left";
|
|
break;
|
|
case 2:
|
|
align = "right";
|
|
break;
|
|
}
|
|
}
|
|
PRInt32 iHeight;
|
|
PRUint32 count;
|
|
if( NS_SUCCEEDED(mPrefs->GetIntPref("editor.hrule.height", &iHeight)))
|
|
{
|
|
count = PR_snprintf(buf, 16, "%d", iHeight);
|
|
if (count > 0)
|
|
{
|
|
height = buf;
|
|
}
|
|
}
|
|
PRInt32 iWidth;
|
|
PRBool bPercent;
|
|
if( NS_SUCCEEDED(mPrefs->GetIntPref("editor.hrule.width", &iWidth)) &&
|
|
NS_SUCCEEDED(mPrefs->GetBoolPref("editor.hrule.width_percent", &bPercent)))
|
|
{
|
|
count = PR_snprintf(buf, 16, "%d", iWidth);
|
|
if (count > 0)
|
|
{
|
|
width = buf;
|
|
if (bPercent)
|
|
width.Append("%");
|
|
}
|
|
}
|
|
PRBool bShading;
|
|
if (NS_SUCCEEDED(mPrefs->GetBoolPref("editor.hrule.shading", &bShading)))
|
|
{
|
|
bNoShade = !bShading;
|
|
}
|
|
}
|
|
newElement->SetAttribute("align", align);
|
|
newElement->SetAttribute("height", height);
|
|
newElement->SetAttribute("width", width);
|
|
if (bNoShade)
|
|
newElement->SetAttribute("noshade", "");
|
|
|
|
} else if (TagName.Equals("table"))
|
|
{
|
|
newElement->SetAttribute("cellpadding","2");
|
|
newElement->SetAttribute("cellspacing","2");
|
|
newElement->SetAttribute("width","50%");
|
|
newElement->SetAttribute("border","1");
|
|
} else if (TagName.Equals("tr"))
|
|
{
|
|
newElement->SetAttribute("valign","top");
|
|
} else if (TagName.Equals("td"))
|
|
{
|
|
newElement->SetAttribute("valign","top");
|
|
|
|
// Insert the default space in a cell so border displays
|
|
nsCOMPtr<nsIDOMNode> newCellNode = do_QueryInterface(newElement);
|
|
if (newCellNode)
|
|
{
|
|
// TODO: This should probably be in the RULES code or
|
|
// preference based for "should we add the nbsp"
|
|
nsCOMPtr<nsIDOMText>newTextNode;
|
|
nsString space;
|
|
// Set contents to the   character by concatanating the char code
|
|
space += nbsp;
|
|
// If we fail here, we return NS_OK anyway, since we have an OK cell node
|
|
nsresult result = mDoc->CreateTextNode(space, getter_AddRefs(newTextNode));
|
|
if (NS_SUCCEEDED(result) && newTextNode)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>resultNode;
|
|
result = newCellNode->AppendChild(newTextNode, getter_AddRefs(resultNode));
|
|
}
|
|
}
|
|
}
|
|
// ADD OTHER DEFAULT ATTRIBUTES HERE
|
|
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
*aReturn = newElement;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::SaveHLineSettings(nsIDOMElement* aElement)
|
|
{
|
|
nsresult res=NS_ERROR_NOT_INITIALIZED;
|
|
if (!aElement || !mPrefs)
|
|
return res;
|
|
|
|
nsAutoString align, width, height, noshade;
|
|
res = NS_ERROR_UNEXPECTED;
|
|
if (NS_SUCCEEDED(aElement->GetAttribute("align", align)) &&
|
|
NS_SUCCEEDED(aElement->GetAttribute("height", height)) &&
|
|
NS_SUCCEEDED(aElement->GetAttribute("width", width)) &&
|
|
NS_SUCCEEDED(aElement->GetAttribute("noshade", noshade)))
|
|
{
|
|
PRInt32 iAlign = 0;
|
|
if (align == "center")
|
|
iAlign = 1;
|
|
else if (align == "right")
|
|
iAlign = 2;
|
|
mPrefs->SetIntPref("editor.hrule.align", iAlign);
|
|
|
|
PRInt32 errorCode;
|
|
PRInt32 iHeight = height.ToInteger(&errorCode);
|
|
|
|
if (errorCode == NS_OK && iHeight > 0)
|
|
mPrefs->SetIntPref("editor.hrule.height", iHeight);
|
|
|
|
PRInt32 iWidth = width.ToInteger(&errorCode);
|
|
if (errorCode == NS_OK && iWidth > 0) {
|
|
mPrefs->SetIntPref("editor.hrule.width", iWidth);
|
|
mPrefs->SetBoolPref("editor.hrule.width_percent", (width.Find("%") > 0));
|
|
}
|
|
|
|
mPrefs->SetBoolPref("editor.hrule.shading", (noshade == ""));
|
|
res = NS_OK;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::InsertLinkAroundSelection(nsIDOMElement* aAnchorElement)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertLinkAroundSelection(aAnchorElement);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res=NS_ERROR_NULL_POINTER;
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
|
|
// DON'T RETURN EXCEPT AT THE END -- WE NEED TO RELEASE THE aAnchorElement
|
|
if (!aAnchorElement)
|
|
goto DELETE_ANCHOR; // DON'T USE GOTO IN C++!
|
|
|
|
// We must have a real selection
|
|
res = GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(res) || !selection)
|
|
goto DELETE_ANCHOR;
|
|
|
|
PRBool isCollapsed;
|
|
res = selection->GetIsCollapsed(&isCollapsed);
|
|
if (NS_FAILED(res))
|
|
isCollapsed = PR_TRUE;
|
|
|
|
if (isCollapsed)
|
|
{
|
|
printf("InsertLinkAroundSelection called but there is no selection!!!\n");
|
|
res = NS_OK;
|
|
} else {
|
|
// Be sure we were given an anchor element
|
|
nsCOMPtr<nsIDOMHTMLAnchorElement> anchor = do_QueryInterface(aAnchorElement);
|
|
if (anchor)
|
|
{
|
|
nsAutoString href;
|
|
if (NS_SUCCEEDED(anchor->GetHref(href)) && href.GetUnicode() && href.Length() > 0)
|
|
{
|
|
nsAutoEditBatch beginBatching(this);
|
|
const nsString attribute("href");
|
|
SetInlineProperty(nsIEditProperty::a, &attribute, &href);
|
|
//TODO: Enumerate through other properties of the anchor tag
|
|
// and set those as well.
|
|
// Optimization: Modify SetTextProperty to set all attributes at once?
|
|
}
|
|
}
|
|
}
|
|
DELETE_ANCHOR:
|
|
// We don't insert the element created in CreateElementWithDefaults
|
|
// into the document like we do in InsertElement,
|
|
// so shouldn't we have to do this here?
|
|
// It crashes in JavaScript if we do this!
|
|
//NS_RELEASE(aAnchorElement);
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::SetBackgroundColor(const nsString& aColor)
|
|
{
|
|
// nsresult result;
|
|
NS_PRECONDITION(mDoc, "Missing Editor DOM Document");
|
|
|
|
// TODO: Check selection for Cell, Row, Column or table and do color on appropriate level
|
|
// For initial testing, just set the background on the BODY tag (the document's background)
|
|
|
|
// Do this only if setting a table or cell background
|
|
// It will be called in nsTextEditor::SetBackgroundColor for the page background
|
|
#if 0 //def ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->SetBackgroundColor(aColor);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
// TODO: Check selection for Cell, Row, Column or table and do color on appropriate level
|
|
// For initial testing, just set the background on the BODY tag (the document's background)
|
|
|
|
// Set the background color attribute on the body tag
|
|
nsCOMPtr<nsIDOMElement> bodyElement;
|
|
nsresult res = nsEditor::GetBodyElement(getter_AddRefs(bodyElement));
|
|
if (NS_SUCCEEDED(res) && bodyElement)
|
|
{
|
|
nsAutoEditBatch beginBatching(this);
|
|
bodyElement->SetAttribute("bgcolor", aColor);
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::SetBodyAttribute(const nsString& aAttribute, const nsString& aValue)
|
|
{
|
|
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->SetBodyAttribute(aAttribute, aValue);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res;
|
|
// TODO: Check selection for Cell, Row, Column or table and do color on appropriate level
|
|
|
|
NS_ASSERTION(mDoc, "Missing Editor DOM Document");
|
|
|
|
// Set the background color attribute on the body tag
|
|
nsCOMPtr<nsIDOMElement> bodyElement;
|
|
|
|
res = nsEditor::GetBodyElement(getter_AddRefs(bodyElement));
|
|
if (NS_SUCCEEDED(res) && bodyElement)
|
|
{
|
|
// Use the editor's method which goes through the transaction system
|
|
SetAttribute(bodyElement, aAttribute, aValue);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
/*
|
|
NS_IMETHODIMP nsHTMLEditor::MoveSelectionUp(nsIAtom *aIncrement, PRBool aExtendSelection)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::MoveSelectionDown(nsIAtom *aIncrement, PRBool aExtendSelection)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::MoveSelectionNext(nsIAtom *aIncrement, PRBool aExtendSelection)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::MoveSelectionPrevious(nsIAtom *aIncrement, PRBool aExtendSelection)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::SelectNext(nsIAtom *aIncrement, PRBool aExtendSelection)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::SelectPrevious(nsIAtom *aIncrement, PRBool aExtendSelection)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::ScrollUp(nsIAtom *aIncrement)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::ScrollDown(nsIAtom *aIncrement)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::ScrollIntoView(PRBool aScrollToBegin)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
*/
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::GetDocumentLength(PRInt32 *aCount)
|
|
{
|
|
if (!aCount) { return NS_ERROR_NULL_POINTER; }
|
|
nsresult result;
|
|
// initialize out params
|
|
*aCount = 0;
|
|
|
|
nsCOMPtr<nsIDOMSelection> sel;
|
|
result = GetSelection(getter_AddRefs(sel));
|
|
if ((NS_SUCCEEDED(result)) && sel)
|
|
{
|
|
nsAutoSelectionReset selectionResetter(sel);
|
|
result = SelectAll();
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
PRInt32 start, end;
|
|
result = GetTextSelectionOffsets(sel, start, end);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
NS_ASSERTION(0==start, "GetTextSelectionOffsets failed to set start correctly.");
|
|
NS_ASSERTION(0<=end, "GetTextSelectionOffsets failed to set end correctly.");
|
|
if (0<=end) {
|
|
*aCount = end;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::SetMaxTextLength(PRInt32 aMaxTextLength)
|
|
{
|
|
mMaxTextLength = aMaxTextLength;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::GetMaxTextLength(PRInt32& aMaxTextLength)
|
|
{
|
|
aMaxTextLength = mMaxTextLength;
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#pragma mark --- nsIEditorStyleSheets methods ---
|
|
#pragma mark -
|
|
#endif
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::AddStyleSheet(nsICSSStyleSheet* aSheet)
|
|
{
|
|
AddStyleSheetTxn* aTxn;
|
|
nsresult rv = CreateTxnForAddStyleSheet(aSheet, &aTxn);
|
|
if (NS_SUCCEEDED(rv) && aTxn)
|
|
{
|
|
rv = Do(aTxn);
|
|
if (NS_SUCCEEDED(rv))
|
|
{
|
|
mLastStyleSheet = do_QueryInterface(aSheet); // save it so we can remove before applying the next one
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveStyleSheet(nsICSSStyleSheet* aSheet)
|
|
{
|
|
RemoveStyleSheetTxn* aTxn;
|
|
nsresult rv = CreateTxnForRemoveStyleSheet(aSheet, &aTxn);
|
|
if (NS_SUCCEEDED(rv) && aTxn)
|
|
{
|
|
rv = Do(aTxn);
|
|
if (NS_SUCCEEDED(rv))
|
|
{
|
|
mLastStyleSheet = nsnull; // forget it
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::ApplyStyleSheet(const nsString& aURL)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->ApplyStyleSheet(aURL);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
// XXX: Note that this is not an undo-able action yet!
|
|
|
|
nsresult rv = NS_OK;
|
|
nsIURI* uaURL = 0;
|
|
|
|
#ifndef NECKO
|
|
rv = NS_NewURL(&uaURL, aURL);
|
|
#else
|
|
rv = NS_NewURI(&uaURL, aURL);
|
|
#endif // NECKO
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsIDocument> document;
|
|
|
|
rv = mPresShell->GetDocument(getter_AddRefs(document));
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
if (document) {
|
|
nsCOMPtr<nsIHTMLContentContainer> container = do_QueryInterface(document);
|
|
|
|
if (container) {
|
|
nsICSSLoader *cssLoader = 0;
|
|
nsICSSStyleSheet *cssStyleSheet = 0;
|
|
|
|
rv = container->GetCSSLoader(cssLoader);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
if (cssLoader) {
|
|
PRBool complete;
|
|
|
|
rv = cssLoader->LoadAgentSheet(uaURL, cssStyleSheet, complete,
|
|
ApplyStyleSheetToPresShellDocument,
|
|
this);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
if (complete) {
|
|
if (cssStyleSheet) {
|
|
ApplyStyleSheetToPresShellDocument(cssStyleSheet,
|
|
this);
|
|
}
|
|
else
|
|
rv = NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
//
|
|
// If not complete, we will be notified later
|
|
// with a call to AddStyleSheetToEditorDocument().
|
|
//
|
|
}
|
|
}
|
|
else
|
|
rv = NS_ERROR_NULL_POINTER;
|
|
}
|
|
}
|
|
else
|
|
rv = NS_ERROR_NULL_POINTER;
|
|
}
|
|
else
|
|
rv = NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
NS_RELEASE(uaURL);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#pragma mark --- nsIEditorMailSupport methods ---
|
|
#pragma mark -
|
|
#endif
|
|
|
|
//
|
|
// Get the wrap width for the first PRE tag in the document.
|
|
// If no PRE tag, throw an error.
|
|
//
|
|
NS_IMETHODIMP nsHTMLEditor::GetBodyWrapWidth(PRInt32 *aWrapColumn)
|
|
{
|
|
nsresult res;
|
|
|
|
if (! aWrapColumn)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
nsCOMPtr<nsIDOMElement> preElement = FindPreElement();
|
|
if (!preElement)
|
|
return NS_ERROR_UNEXPECTED;
|
|
nsString colsStr ("cols");
|
|
nsString numCols;
|
|
PRBool isSet;
|
|
res = GetAttributeValue(preElement, colsStr, numCols, isSet);
|
|
if (!NS_SUCCEEDED(res))
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
if (isSet)
|
|
{
|
|
PRInt32 errCode;
|
|
*aWrapColumn = numCols.ToInteger(&errCode);
|
|
if (errCode)
|
|
return NS_ERROR_FAILURE;
|
|
return NS_OK;
|
|
}
|
|
|
|
// if we get here, cols isn't set, so check whether wrap is set:
|
|
nsString wrapStr ("wrap");
|
|
res = GetAttributeValue(preElement, colsStr, numCols, isSet);
|
|
if (!NS_SUCCEEDED(res))
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
if (isSet)
|
|
*aWrapColumn = 0; // wrap to window width
|
|
else
|
|
*aWrapColumn = -1; // no wrap
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//
|
|
// Change the wrap width on the first <PRE> tag in this document.
|
|
// (Eventually want to search for more than one in case there are
|
|
// interspersed quoted text blocks.)
|
|
//
|
|
NS_IMETHODIMP nsHTMLEditor::SetBodyWrapWidth(PRInt32 aWrapColumn)
|
|
{
|
|
nsresult res;
|
|
|
|
mWrapColumn = aWrapColumn;
|
|
|
|
nsCOMPtr<nsIDOMElement> preElement = FindPreElement();
|
|
if (!preElement)
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
nsString wrapStr ("wrap");
|
|
nsString colsStr ("cols");
|
|
|
|
// If wrap col is nonpositive, then we need to remove any existing "cols":
|
|
if (aWrapColumn <= 0)
|
|
{
|
|
(void)RemoveAttribute(preElement, colsStr);
|
|
|
|
if (aWrapColumn == 0) // Wrap to window width
|
|
{
|
|
nsString oneStr ("1");
|
|
res = SetAttribute(preElement, wrapStr, oneStr);
|
|
}
|
|
else res = NS_OK;
|
|
return res;
|
|
}
|
|
|
|
// Otherwise we're setting cols, want to remove wrap
|
|
(void)RemoveAttribute(preElement, wrapStr);
|
|
nsString numCols;
|
|
numCols.Append(aWrapColumn, 10);
|
|
res = SetAttribute(preElement, colsStr, numCols);
|
|
|
|
// Layout doesn't detect that this attribute change requires redraw. Sigh.
|
|
//HACKForceRedraw(); // This doesn't do it either!
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// HTML PasteAsQuotation: Paste in a blockquote type=cite
|
|
//
|
|
NS_IMETHODIMP nsHTMLEditor::PasteAsQuotation()
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->PasteAsQuotation();
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsAutoString citation("");
|
|
return PasteAsCitedQuotation(citation);
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::PasteAsCitedQuotation(const nsString& aCitation)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->PasteAsCitedQuotation(aCitation);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
nsCOMPtr<nsIDOMNode> newNode;
|
|
nsAutoString tag("blockquote");
|
|
nsresult res = DeleteSelectionAndCreateNode(tag, getter_AddRefs(newNode));
|
|
if (NS_FAILED(res) || !newNode)
|
|
return res;
|
|
|
|
// Try to set type=cite. Ignore it if this fails.
|
|
nsCOMPtr<nsIDOMElement> newElement (do_QueryInterface(newNode));
|
|
if (newElement)
|
|
{
|
|
nsAutoString type ("type");
|
|
nsAutoString cite ("cite");
|
|
newElement->SetAttribute(type, cite);
|
|
}
|
|
|
|
// Set the selection to the underneath the node we just inserted:
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
res = GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(res) || !selection)
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Can't get selection!");
|
|
#endif
|
|
}
|
|
|
|
res = selection->Collapse(newNode, 0);
|
|
if (NS_FAILED(res))
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Couldn't collapse");
|
|
#endif
|
|
}
|
|
|
|
res = Paste();
|
|
return res;
|
|
}
|
|
|
|
//
|
|
// Paste a plaintext quotation
|
|
//
|
|
NS_IMETHODIMP nsHTMLEditor::PasteAsPlaintextQuotation()
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->PasteAsQuotation();
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
// Get Clipboard Service
|
|
nsIClipboard* clipboard;
|
|
nsresult rv = nsServiceManager::GetService(kCClipboardCID,
|
|
nsIClipboard::GetIID(),
|
|
(nsISupports **)&clipboard);
|
|
|
|
// Create generic Transferable for getting the data
|
|
nsCOMPtr<nsITransferable> trans;
|
|
rv = nsComponentManager::CreateInstance(kCTransferableCID, nsnull,
|
|
nsITransferable::GetIID(),
|
|
(void**) getter_AddRefs(trans));
|
|
if (NS_SUCCEEDED(rv) && trans)
|
|
{
|
|
// We only handle plaintext pastes here
|
|
nsAutoString flavor(kTextMime);
|
|
trans->AddDataFlavor(&flavor);
|
|
|
|
// Get the Data from the clipboard
|
|
clipboard->GetData(trans);
|
|
|
|
// Now we ask the transferable for the data
|
|
// it still owns the data, we just have a pointer to it.
|
|
// If it can't support a "text" output of the data the call will fail
|
|
char *str = 0;
|
|
PRUint32 len;
|
|
rv = trans->GetTransferData(&flavor, (void **)&str, &len);
|
|
if (NS_SUCCEEDED(rv) && str && len > 0)
|
|
{
|
|
nsString stuffToPaste;
|
|
stuffToPaste.SetString(str, len);
|
|
rv = InsertAsPlaintextQuotation(stuffToPaste);
|
|
}
|
|
}
|
|
nsServiceManager::ReleaseService(kCClipboardCID, clipboard);
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::InsertAsQuotation(const nsString& aQuotedText)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertAsQuotation(aQuotedText);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsAutoString citation ("");
|
|
return InsertAsCitedQuotation(aQuotedText, citation);
|
|
}
|
|
|
|
// text insert.
|
|
NS_IMETHODIMP nsHTMLEditor::InsertAsPlaintextQuotation(const nsString& aQuotedText)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertAsQuotation(aQuotedText);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
// Now we have the text. Cite it appropriately:
|
|
nsCOMPtr<nsICiter> citer;
|
|
nsCOMPtr<nsIPref> prefs;
|
|
nsresult rv = nsServiceManager::GetService(kPrefServiceCID,
|
|
nsIPref::GetIID(),
|
|
(nsISupports**)&prefs);
|
|
char *citationType = 0;
|
|
rv = prefs->CopyCharPref("mail.compose.citationType", &citationType);
|
|
|
|
if (NS_SUCCEEDED(rv) && citationType[0])
|
|
{
|
|
if (!strncmp(citationType, "aol", 3))
|
|
citer = new nsAOLCiter;
|
|
else
|
|
citer = new nsInternetCiter;
|
|
PL_strfree(citationType);
|
|
}
|
|
else
|
|
citer = new nsInternetCiter;
|
|
|
|
nsServiceManager::ReleaseService(kPrefServiceCID, prefs);
|
|
|
|
// Let the citer quote it for us:
|
|
nsString quotedStuff;
|
|
rv = citer->GetCiteString(aQuotedText, quotedStuff);
|
|
if (!NS_SUCCEEDED(rv))
|
|
return rv;
|
|
|
|
// Insert blank lines after the quoted text:
|
|
quotedStuff += "\n\n";
|
|
|
|
return InsertText(quotedStuff);
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::InsertAsCitedQuotation(const nsString& aQuotedText,
|
|
const nsString& aCitation)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertAsCitedQuotation(aQuotedText, aCitation);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
nsCOMPtr<nsIDOMNode> newNode;
|
|
nsAutoString tag("blockquote");
|
|
nsresult res = DeleteSelectionAndCreateNode(tag, getter_AddRefs(newNode));
|
|
if (NS_FAILED(res) || !newNode)
|
|
return res;
|
|
|
|
// Try to set type=cite. Ignore it if this fails.
|
|
nsCOMPtr<nsIDOMElement> newElement (do_QueryInterface(newNode));
|
|
if (newElement)
|
|
{
|
|
nsAutoString type ("type");
|
|
nsAutoString cite ("cite");
|
|
newElement->SetAttribute(type, cite);
|
|
|
|
if (aCitation.Length() > 0)
|
|
newElement->SetAttribute(cite, aCitation);
|
|
}
|
|
|
|
res = InsertHTML(aQuotedText);
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::GetEmbeddedObjects(nsISupportsArray** aNodeList)
|
|
{
|
|
if (!aNodeList)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
nsresult res;
|
|
|
|
res = NS_NewISupportsArray(aNodeList);
|
|
if (NS_FAILED(res) || !*aNodeList)
|
|
return res;
|
|
//NS_ADDREF(*aNodeList);
|
|
|
|
nsCOMPtr<nsIContentIterator> iter;
|
|
res = nsComponentManager::CreateInstance(kCContentIteratorCID, nsnull,
|
|
nsIContentIterator::GetIID(),
|
|
getter_AddRefs(iter));
|
|
if ((NS_SUCCEEDED(res)) && iter)
|
|
{
|
|
// get the root content
|
|
nsCOMPtr<nsIContent> rootContent;
|
|
|
|
nsCOMPtr<nsIDOMDocument> domdoc;
|
|
nsEditor::GetDocument(getter_AddRefs(domdoc));
|
|
if (!domdoc)
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
nsCOMPtr<nsIDocument> doc (do_QueryInterface(domdoc));
|
|
if (!doc)
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
rootContent = doc->GetRootContent();
|
|
|
|
iter->Init(rootContent);
|
|
|
|
// loop through the content iterator for each content node
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
nsCOMPtr<nsIContent> content;
|
|
res = iter->CurrentNode(getter_AddRefs(content));
|
|
if (NS_FAILED(res))
|
|
break;
|
|
nsCOMPtr<nsIDOMNode> node (do_QueryInterface(content));
|
|
if (node)
|
|
{
|
|
nsAutoString tagName;
|
|
node->GetNodeName(tagName);
|
|
tagName.ToLowerCase();
|
|
|
|
// See if it's an image or an embed
|
|
if (tagName == "img" || tagName == "embed")
|
|
(*aNodeList)->AppendElement(node);
|
|
else if (tagName == "a")
|
|
{
|
|
// XXX Only include links if they're links to file: URLs
|
|
nsCOMPtr<nsIDOMHTMLAnchorElement> anchor (do_QueryInterface(content));
|
|
if (anchor)
|
|
{
|
|
nsAutoString href;
|
|
if (NS_SUCCEEDED(anchor->GetHref(href)))
|
|
if (href.Compare("file:", PR_TRUE, 5) == 0)
|
|
(*aNodeList)->AppendElement(node);
|
|
}
|
|
}
|
|
}
|
|
iter->Next();
|
|
}
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#pragma mark --- nsIEditor overrides ---
|
|
#pragma mark -
|
|
#endif
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::Cut()
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->Cut();
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
nsresult res = mPresShell->GetSelection(SELECTION_NORMAL, getter_AddRefs(selection));
|
|
if (!NS_SUCCEEDED(res))
|
|
return res;
|
|
|
|
PRBool isCollapsed;
|
|
if (NS_SUCCEEDED(selection->GetIsCollapsed(&isCollapsed)) && isCollapsed)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
|
|
res = Copy();
|
|
if (NS_SUCCEEDED(res))
|
|
res = DeleteSelection(eDoNothing);
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::Copy()
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->Copy();
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
//printf("nsEditor::Copy\n");
|
|
|
|
return mPresShell->DoCopy();
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::Paste()
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->Paste();
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsString stuffToPaste;
|
|
|
|
// Get Clipboard Service
|
|
nsIClipboard* clipboard;
|
|
nsresult rv = nsServiceManager::GetService(kCClipboardCID,
|
|
nsIClipboard::GetIID(),
|
|
(nsISupports **)&clipboard);
|
|
|
|
// Create generic Transferable for getting the data
|
|
nsCOMPtr<nsITransferable> trans;
|
|
rv = nsComponentManager::CreateInstance(kCTransferableCID, nsnull,
|
|
nsITransferable::GetIID(),
|
|
(void**) getter_AddRefs(trans));
|
|
if (NS_SUCCEEDED(rv))
|
|
{
|
|
// Get the nsITransferable interface for getting the data from the clipboard
|
|
if (trans)
|
|
{
|
|
// Create the desired DataFlavor for the type of data
|
|
// we want to get out of the transferable
|
|
nsAutoString imageFlavor(kJPEGImageMime);
|
|
nsAutoString htmlFlavor(kHTMLMime);
|
|
nsAutoString textFlavor(kTextMime);
|
|
|
|
if ((mFlags & eEditorPlaintextMask) == 0) // This should only happen in html editors, not plaintext
|
|
{
|
|
trans->AddDataFlavor(&imageFlavor);
|
|
trans->AddDataFlavor(&htmlFlavor);
|
|
}
|
|
trans->AddDataFlavor(&textFlavor);
|
|
|
|
// Get the Data from the clipboard
|
|
if (NS_SUCCEEDED(clipboard->GetData(trans)))
|
|
{
|
|
nsAutoString flavor;
|
|
char * data;
|
|
PRUint32 len;
|
|
if (NS_SUCCEEDED(trans->GetAnyTransferData(&flavor, (void **)&data, &len)))
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Got flavor [%s]\n", flavor.ToNewCString());
|
|
#endif
|
|
if (flavor.Equals(htmlFlavor))
|
|
{
|
|
if (data && len > 0) // stuffToPaste is ready for insertion into the content
|
|
{
|
|
stuffToPaste.SetString(data, len);
|
|
rv = InsertHTML(stuffToPaste);
|
|
}
|
|
}
|
|
else if (flavor.Equals(textFlavor))
|
|
{
|
|
if (data && len > 0) // stuffToPaste is ready for insertion into the content
|
|
{
|
|
stuffToPaste.SetString(data, len);
|
|
rv = InsertText(stuffToPaste);
|
|
}
|
|
}
|
|
else if (flavor.Equals(imageFlavor))
|
|
{
|
|
// Insert Image code here
|
|
printf("Don't know how to insert an image yet!\n");
|
|
//nsIImage* image = (nsIImage *)data;
|
|
//NS_RELEASE(image);
|
|
rv = NS_ERROR_FAILURE; // for now give error code
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
nsServiceManager::ReleaseService(kCClipboardCID, clipboard);
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::OutputToString(nsString& aOutputString,
|
|
const nsString& aFormatType,
|
|
PRUint32 aFlags)
|
|
{
|
|
PRBool cancel;
|
|
nsString resultString;
|
|
nsTextRulesInfo ruleInfo(nsTextEditRules::kOutputText);
|
|
ruleInfo.outString = &resultString;
|
|
nsresult rv = mRules->WillDoAction(nsnull, &ruleInfo, &cancel);
|
|
if (NS_FAILED(rv)) { return rv; }
|
|
if (PR_TRUE==cancel)
|
|
{ // this case will get triggered by password fields
|
|
aOutputString = *(ruleInfo.outString);
|
|
}
|
|
else
|
|
{ // default processing
|
|
nsCOMPtr<nsITextEncoder> encoder;
|
|
char* progid = new char[strlen(NS_DOC_ENCODER_PROGID_BASE) + aFormatType.Length() + 1];
|
|
if (! progid)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
strcpy(progid, NS_DOC_ENCODER_PROGID_BASE);
|
|
char* type = aFormatType.ToNewCString();
|
|
strcat(progid, type);
|
|
delete[] type;
|
|
rv = nsComponentManager::CreateInstance(progid,
|
|
nsnull,
|
|
nsIDocumentEncoder::GetIID(),
|
|
getter_AddRefs(encoder));
|
|
|
|
delete[] progid;
|
|
if (NS_FAILED(rv))
|
|
{
|
|
printf("Couldn't get progid %s\n", progid);
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMDocument> domdoc;
|
|
rv = GetDocument(getter_AddRefs(domdoc));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
nsCOMPtr<nsIDocument> doc = do_QueryInterface(domdoc);
|
|
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
|
|
rv = GetPresShell(getter_AddRefs(shell));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
rv = encoder->Init(shell, doc, aFormatType);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
if (aFlags & EditorOutputSelectionOnly)
|
|
{
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
rv = GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(rv) && selection)
|
|
encoder->SetSelection(selection);
|
|
}
|
|
|
|
// Try to set pretty printing, but don't panic if it doesn't work:
|
|
(void)encoder->PrettyPrint((aFlags & EditorOutputFormatted)
|
|
? PR_TRUE : PR_FALSE);
|
|
// Indicate whether we want the comment and doctype headers prepended:
|
|
(void)encoder->AddHeader((aFlags & EditorOutputNoDoctype)
|
|
? PR_FALSE : PR_TRUE);
|
|
// Set the wrap column. If our wrap column is 0,
|
|
// i.e. wrap to body width, then don't set it, let the
|
|
// document encoder use its own default.
|
|
if (mWrapColumn != 0)
|
|
{
|
|
PRUint32 wc;
|
|
if (mWrapColumn < 0)
|
|
wc = 0;
|
|
else
|
|
wc = (PRUint32)mWrapColumn;
|
|
if (mWrapColumn > 0)
|
|
(void)encoder->SetWrapColumn(wc);
|
|
}
|
|
|
|
rv = encoder->EncodeToString(aOutputString);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::OutputToStream(nsIOutputStream* aOutputStream,
|
|
const nsString& aFormatType,
|
|
const nsString* aCharset,
|
|
PRUint32 aFlags)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsITextEncoder> encoder;
|
|
char* progid = new char[strlen(NS_DOC_ENCODER_PROGID_BASE) + aFormatType.Length() + 1];
|
|
if (! progid)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
strcpy(progid, NS_DOC_ENCODER_PROGID_BASE);
|
|
char* type = aFormatType.ToNewCString();
|
|
strcat(progid, type);
|
|
delete[] type;
|
|
rv = nsComponentManager::CreateInstance(progid,
|
|
nsnull,
|
|
nsIDocumentEncoder::GetIID(),
|
|
getter_AddRefs(encoder));
|
|
|
|
delete[] progid;
|
|
if (NS_FAILED(rv))
|
|
{
|
|
printf("Couldn't get progid %s\n", progid);
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMDocument> domdoc;
|
|
rv = GetDocument(getter_AddRefs(domdoc));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
nsCOMPtr<nsIDocument> doc = do_QueryInterface(domdoc);
|
|
|
|
if (aCharset && aCharset->Length() != 0 && aCharset->Equals("null")==PR_FALSE)
|
|
encoder->SetCharset(*aCharset);
|
|
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
|
|
rv = GetPresShell(getter_AddRefs(shell));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
rv = encoder->Init(shell,doc, aFormatType);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
}
|
|
|
|
if (aFlags & EditorOutputSelectionOnly)
|
|
{
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
rv = GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(rv) && selection)
|
|
encoder->SetSelection(selection);
|
|
}
|
|
|
|
// Try to set pretty printing, but don't panic if it doesn't work:
|
|
(void)encoder->PrettyPrint((aFlags & EditorOutputFormatted)
|
|
? PR_TRUE : PR_FALSE);
|
|
// Indicate whether we want the comment and doc type headers prepended:
|
|
(void)encoder->AddHeader((aFlags & EditorOutputNoDoctype)
|
|
? PR_FALSE : PR_TRUE);
|
|
// Set the wrap column. If our wrap column is 0,
|
|
// i.e. wrap to body width, then don't set it, let the
|
|
// document encoder use its own default.
|
|
if (mWrapColumn != 0)
|
|
{
|
|
PRUint32 wc;
|
|
if (mWrapColumn < 0)
|
|
wc = 0;
|
|
else
|
|
wc = (PRUint32)mWrapColumn;
|
|
if (mWrapColumn > 0)
|
|
(void)encoder->SetWrapColumn(wc);
|
|
}
|
|
|
|
return encoder->EncodeToStream(aOutputStream);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::DebugUnitTests(PRInt32 *outNumTests, PRInt32 *outNumTestsFailed)
|
|
{
|
|
#ifdef DEBUG
|
|
if (!outNumTests || !outNumTestsFailed)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
TextEditorTest *tester = new TextEditorTest();
|
|
if (!tester)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
tester->Run(this, outNumTests, outNumTestsFailed);
|
|
delete tester;
|
|
return NS_OK;
|
|
#else
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#endif
|
|
}
|
|
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#pragma mark --- StyleSheet utils ---
|
|
#pragma mark -
|
|
#endif
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::ReplaceStyleSheet(nsICSSStyleSheet *aNewSheet)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
|
|
BeginTransaction();
|
|
|
|
if (mLastStyleSheet)
|
|
{
|
|
rv = RemoveStyleSheet(mLastStyleSheet);
|
|
}
|
|
|
|
rv = AddStyleSheet(aNewSheet);
|
|
|
|
EndTransaction();
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
|
|
/* static callback */
|
|
void nsHTMLEditor::ApplyStyleSheetToPresShellDocument(nsICSSStyleSheet* aSheet, void *aData)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
|
|
nsHTMLEditor *editor = NS_STATIC_CAST(nsHTMLEditor*, aData);
|
|
if (editor)
|
|
{
|
|
rv = editor->ReplaceStyleSheet(aSheet);
|
|
}
|
|
|
|
// we lose the return value here. Set a flag in the editor?
|
|
}
|
|
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#pragma mark --- Random methods ---
|
|
#pragma mark -
|
|
#endif
|
|
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::GetLayoutObject(nsIDOMNode *aNode, nsISupports **aLayoutObject)
|
|
{
|
|
nsresult result = NS_ERROR_FAILURE; // we return an error unless we get the index
|
|
if( mPresShell != nsnull )
|
|
{
|
|
if ((nsnull!=aNode))
|
|
{ // get the content interface
|
|
nsCOMPtr<nsIContent> nodeAsContent( do_QueryInterface(aNode) );
|
|
if (nodeAsContent)
|
|
{ // get the frame from the content interface
|
|
//Note: frames are not ref counted, so don't use an nsCOMPtr
|
|
*aLayoutObject = nsnull;
|
|
result = mPresShell->GetLayoutObjectFor(nodeAsContent, aLayoutObject);
|
|
}
|
|
}
|
|
else {
|
|
result = NS_ERROR_NULL_POINTER;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::SetTypeInStateForProperty(TypeInState &aTypeInState,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue)
|
|
{
|
|
if (!aPropName) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
PRUint32 propEnum;
|
|
aTypeInState.GetEnumForName(aPropName, propEnum);
|
|
if (nsIEditProperty::b==aPropName || nsIEditProperty::i==aPropName || nsIEditProperty::u==aPropName)
|
|
{
|
|
if (PR_TRUE==aTypeInState.IsSet(propEnum))
|
|
{ // toggle currently set boldness
|
|
aTypeInState.UnSet(propEnum);
|
|
}
|
|
else
|
|
{ // get the current style and set boldness to the opposite of the current state
|
|
PRBool any = PR_FALSE;
|
|
PRBool all = PR_FALSE;
|
|
PRBool first = PR_FALSE;
|
|
GetInlineProperty(aPropName, aAttribute, nsnull, first, any, all); // operates on current selection
|
|
aTypeInState.SetProp(propEnum, !any);
|
|
}
|
|
}
|
|
else if (nsIEditProperty::font==aPropName)
|
|
{
|
|
if (!aAttribute) { return NS_ERROR_NULL_POINTER; }
|
|
nsIAtom *attribute = NS_NewAtom(*aAttribute);
|
|
if (!attribute) { return NS_ERROR_NULL_POINTER; }
|
|
PRUint32 attrEnum;
|
|
aTypeInState.GetEnumForName(attribute, attrEnum);
|
|
if (nsIEditProperty::color==attribute || nsIEditProperty::face==attribute || nsIEditProperty::size==attribute)
|
|
{
|
|
if (PR_TRUE==aTypeInState.IsSet(attrEnum))
|
|
{
|
|
if (nsnull==aValue) {
|
|
aTypeInState.UnSet(attrEnum);
|
|
}
|
|
else { // we're just changing the value of color
|
|
aTypeInState.SetPropValue(attrEnum, *aValue);
|
|
}
|
|
}
|
|
else
|
|
{ // get the current style and set font color if it's needed
|
|
if (!aValue) { return NS_ERROR_NULL_POINTER; }
|
|
PRBool any = PR_FALSE;
|
|
PRBool all = PR_FALSE;
|
|
PRBool first = PR_FALSE;
|
|
GetInlineProperty(aPropName, aAttribute, aValue, first, any, all); // operates on current selection
|
|
if (PR_FALSE==all) {
|
|
aTypeInState.SetPropValue(attrEnum, *aValue);
|
|
}
|
|
}
|
|
}
|
|
else { return NS_ERROR_FAILURE; }
|
|
}
|
|
else { return NS_ERROR_FAILURE; }
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
// this will NOT find aAttribute unless aAttribute has a non-null value
|
|
// so singleton attributes like <Table border> will not be matched!
|
|
void nsHTMLEditor::IsTextPropertySetByContent(nsIDOMNode *aNode,
|
|
nsIAtom *aProperty,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue,
|
|
PRBool &aIsSet,
|
|
nsIDOMNode **aStyleNode) const
|
|
{
|
|
nsresult result;
|
|
aIsSet = PR_FALSE; // must be initialized to false for code below to work
|
|
nsAutoString propName;
|
|
aProperty->ToString(propName);
|
|
nsCOMPtr<nsIDOMNode>parent;
|
|
result = aNode->GetParentNode(getter_AddRefs(parent));
|
|
while (NS_SUCCEEDED(result) && parent)
|
|
{
|
|
nsCOMPtr<nsIDOMElement>element;
|
|
element = do_QueryInterface(parent);
|
|
if (element)
|
|
{
|
|
nsString tag;
|
|
element->GetTagName(tag);
|
|
if (propName.EqualsIgnoreCase(tag))
|
|
{
|
|
PRBool found = PR_FALSE;
|
|
if (aAttribute && 0!=aAttribute->Length())
|
|
{
|
|
nsAutoString value;
|
|
element->GetAttribute(*aAttribute, value);
|
|
if (0!=value.Length())
|
|
{
|
|
if (!aValue) {
|
|
found = PR_TRUE;
|
|
}
|
|
else if (aValue->EqualsIgnoreCase(value)) {
|
|
found = PR_TRUE;
|
|
}
|
|
else { // we found the prop with the attribute, but the value doesn't match
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
found = PR_TRUE;
|
|
}
|
|
if (PR_TRUE==found)
|
|
{
|
|
aIsSet = PR_TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
nsCOMPtr<nsIDOMNode>temp;
|
|
result = parent->GetParentNode(getter_AddRefs(temp));
|
|
if (NS_SUCCEEDED(result) && temp) {
|
|
parent = do_QueryInterface(temp);
|
|
}
|
|
else {
|
|
parent = do_QueryInterface(nsnull);
|
|
}
|
|
}
|
|
}
|
|
|
|
void nsHTMLEditor::IsTextStyleSet(nsIStyleContext *aSC,
|
|
nsIAtom *aProperty,
|
|
const nsString *aAttribute,
|
|
PRBool &aIsSet) const
|
|
{
|
|
aIsSet = PR_FALSE;
|
|
if (aSC && aProperty)
|
|
{
|
|
nsStyleFont* font = (nsStyleFont*)aSC->GetStyleData(eStyleStruct_Font);
|
|
if (nsIEditProperty::i==aProperty)
|
|
{
|
|
aIsSet = PRBool(font->mFont.style & NS_FONT_STYLE_ITALIC);
|
|
}
|
|
else if (nsIEditProperty::b==aProperty)
|
|
{ // XXX: check this logic with Peter
|
|
aIsSet = PRBool(font->mFont.weight > NS_FONT_WEIGHT_NORMAL);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// this is a complete ripoff from nsTextEditor::GetTextSelectionOffsetsForRange
|
|
// the two should use common code, or even just be one method
|
|
nsresult nsHTMLEditor::GetTextSelectionOffsets(nsIDOMSelection *aSelection,
|
|
PRInt32 &aStartOffset,
|
|
PRInt32 &aEndOffset)
|
|
{
|
|
nsresult result;
|
|
// initialize out params
|
|
aStartOffset = 0; // default to first char in selection
|
|
aEndOffset = -1; // default to total length of text in selection
|
|
|
|
nsCOMPtr<nsIDOMNode> startNode, endNode, parentNode;
|
|
PRInt32 startOffset, endOffset;
|
|
aSelection->GetAnchorNode(getter_AddRefs(startNode));
|
|
aSelection->GetAnchorOffset(&startOffset);
|
|
aSelection->GetFocusNode(getter_AddRefs(endNode));
|
|
aSelection->GetFocusOffset(&endOffset);
|
|
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
result = aSelection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(result) && enumerator)
|
|
{
|
|
// don't use "result" in this block
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
nsresult findParentResult = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(findParentResult)) && (currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
range->GetCommonParent(getter_AddRefs(parentNode));
|
|
}
|
|
else parentNode = do_QueryInterface(startNode);
|
|
}
|
|
|
|
nsCOMPtr<nsIContentIterator> iter;
|
|
result = nsComponentManager::CreateInstance(kCContentIteratorCID, nsnull,
|
|
nsIContentIterator::GetIID(),
|
|
getter_AddRefs(iter));
|
|
if ((NS_SUCCEEDED(result)) && iter)
|
|
{
|
|
PRUint32 totalLength=0;
|
|
nsCOMPtr<nsIDOMCharacterData>textNode;
|
|
nsCOMPtr<nsIContent>blockParentContent = do_QueryInterface(parentNode);
|
|
iter->Init(blockParentContent);
|
|
// loop through the content iterator for each content node
|
|
nsCOMPtr<nsIContent> content;
|
|
result = iter->CurrentNode(getter_AddRefs(content));
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
textNode = do_QueryInterface(content);
|
|
if (textNode)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>currentNode = do_QueryInterface(textNode);
|
|
if (!currentNode) {return NS_ERROR_NO_INTERFACE;}
|
|
if (PR_TRUE==IsEditable(currentNode))
|
|
{
|
|
if (currentNode.get() == startNode.get())
|
|
{
|
|
aStartOffset = totalLength + startOffset;
|
|
}
|
|
if (currentNode.get() == endNode.get())
|
|
{
|
|
aEndOffset = totalLength + endOffset;
|
|
break;
|
|
}
|
|
PRUint32 length;
|
|
textNode->GetLength(&length);
|
|
totalLength += length;
|
|
}
|
|
}
|
|
iter->Next();
|
|
iter->CurrentNode(getter_AddRefs(content));
|
|
}
|
|
if (-1==aEndOffset) {
|
|
aEndOffset = totalLength;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
|
|
void nsHTMLEditor::GetTextSelectionOffsetsForRange(nsIDOMSelection *aSelection,
|
|
nsIDOMNode **aParent,
|
|
PRInt32 &aStartOffset,
|
|
PRInt32 &aEndOffset)
|
|
{
|
|
nsresult result;
|
|
|
|
nsCOMPtr<nsIDOMNode> startNode, endNode;
|
|
PRInt32 startOffset, endOffset;
|
|
aSelection->GetAnchorNode(getter_AddRefs(startNode));
|
|
aSelection->GetAnchorOffset(&startOffset);
|
|
aSelection->GetFocusNode(getter_AddRefs(endNode));
|
|
aSelection->GetFocusOffset(&endOffset);
|
|
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
result = aSelection->GetEnumerator(getter_AddRefs(enumerator));
|
|
if (NS_SUCCEEDED(result) && enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsCOMPtr<nsISupports> currentItem;
|
|
result = enumerator->CurrentItem(getter_AddRefs(currentItem));
|
|
if ((NS_SUCCEEDED(result)) && currentItem)
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
range->GetCommonParent(aParent);
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIContentIterator> iter;
|
|
result = nsComponentManager::CreateInstance(kCContentIteratorCID, nsnull,
|
|
nsIContentIterator::GetIID(),
|
|
getter_AddRefs(iter));
|
|
if ((NS_SUCCEEDED(result)) && iter)
|
|
{
|
|
PRUint32 totalLength=0;
|
|
nsCOMPtr<nsIDOMCharacterData>textNode;
|
|
nsCOMPtr<nsIContent>blockParentContent = do_QueryInterface(*aParent);
|
|
iter->Init(blockParentContent);
|
|
// loop through the content iterator for each content node
|
|
nsCOMPtr<nsIContent> content;
|
|
result = iter->CurrentNode(getter_AddRefs(content));
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
textNode = do_QueryInterface(content);
|
|
if (textNode)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>currentNode = do_QueryInterface(textNode);
|
|
if (currentNode.get() == startNode.get())
|
|
{
|
|
aStartOffset = totalLength + startOffset;
|
|
}
|
|
if (currentNode.get() == endNode.get())
|
|
{
|
|
aEndOffset = totalLength + endOffset;
|
|
break;
|
|
}
|
|
PRUint32 length;
|
|
textNode->GetLength(&length);
|
|
totalLength += length;
|
|
}
|
|
iter->Next();
|
|
iter->CurrentNode(getter_AddRefs(content));
|
|
}
|
|
}
|
|
}
|
|
|
|
void nsHTMLEditor::ResetTextSelectionForRange(nsIDOMNode *aParent,
|
|
PRInt32 aStartOffset,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMSelection *aSelection)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> startNode, endNode;
|
|
PRInt32 startOffset, endOffset;
|
|
|
|
nsresult result;
|
|
nsCOMPtr<nsIContentIterator> iter;
|
|
result = nsComponentManager::CreateInstance(kCContentIteratorCID, nsnull,
|
|
nsIContentIterator::GetIID(),
|
|
getter_AddRefs(iter));
|
|
if ((NS_SUCCEEDED(result)) && iter)
|
|
{
|
|
PRBool setStart = PR_FALSE;
|
|
PRUint32 totalLength=0;
|
|
nsCOMPtr<nsIDOMCharacterData>textNode;
|
|
nsCOMPtr<nsIContent>blockParentContent = do_QueryInterface(aParent);
|
|
iter->Init(blockParentContent);
|
|
// loop through the content iterator for each content node
|
|
nsCOMPtr<nsIContent> content;
|
|
result = iter->CurrentNode(getter_AddRefs(content));
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
textNode = do_QueryInterface(content);
|
|
if (textNode)
|
|
{
|
|
PRUint32 length;
|
|
textNode->GetLength(&length);
|
|
if ((PR_FALSE==setStart) && aStartOffset<=(PRInt32)(totalLength+length))
|
|
{
|
|
setStart = PR_TRUE;
|
|
startNode = do_QueryInterface(textNode);
|
|
startOffset = aStartOffset-totalLength;
|
|
}
|
|
if (aEndOffset<=(PRInt32)(totalLength+length))
|
|
{
|
|
endNode = do_QueryInterface(textNode);
|
|
endOffset = aEndOffset-totalLength;
|
|
break;
|
|
}
|
|
totalLength += length;
|
|
}
|
|
iter->Next();
|
|
iter->CurrentNode(getter_AddRefs(content));
|
|
}
|
|
aSelection->Collapse(startNode, startOffset);
|
|
aSelection->Extend(endNode, endOffset);
|
|
}
|
|
}
|
|
|
|
#pragma mark -
|
|
|
|
//================================================================
|
|
// HTML Editor methods
|
|
//
|
|
// Note: Table Editing methods are implemented in EditTable.cpp
|
|
//
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::ReParentContentOfNode(nsIDOMNode *aNode,
|
|
nsString &aParentTag,
|
|
BlockTransformationType aTransformation)
|
|
{
|
|
if (!aNode) { return NS_ERROR_NULL_POINTER; }
|
|
if (gNoisy)
|
|
{
|
|
char *tag = aParentTag.ToNewCString();
|
|
printf("---------- ReParentContentOfNode(%p,%s,%d) -----------\n", aNode, tag, aTransformation);
|
|
delete [] tag;
|
|
}
|
|
// find the current block parent, or just use aNode if it is a block node
|
|
nsCOMPtr<nsIDOMElement>blockParentElement;
|
|
nsCOMPtr<nsIDOMNode>nodeToReParent; // this is the node we'll operate on, by default it's aNode
|
|
nsresult res = aNode->QueryInterface(nsIDOMNode::GetIID(), getter_AddRefs(nodeToReParent));
|
|
PRBool nodeIsInline;
|
|
PRBool nodeIsBlock=PR_FALSE;
|
|
IsNodeInline(aNode, nodeIsInline);
|
|
if (PR_FALSE==nodeIsInline)
|
|
{
|
|
nsresult QIResult;
|
|
nsCOMPtr<nsIDOMCharacterData>nodeAsText;
|
|
QIResult = aNode->QueryInterface(nsIDOMCharacterData::GetIID(), getter_AddRefs(nodeAsText));
|
|
if (NS_FAILED(QIResult) || !nodeAsText) {
|
|
nodeIsBlock=PR_TRUE;
|
|
}
|
|
}
|
|
// if aNode is the block parent, then the node to reparent is one of its children
|
|
if (PR_TRUE==nodeIsBlock)
|
|
{
|
|
res = aNode->QueryInterface(nsIDOMNode::GetIID(), getter_AddRefs(blockParentElement));
|
|
if (NS_SUCCEEDED(res) && blockParentElement) {
|
|
res = aNode->GetFirstChild(getter_AddRefs(nodeToReParent));
|
|
}
|
|
}
|
|
else { // we just need to get the block parent of aNode
|
|
res = GetBlockParent(aNode, getter_AddRefs(blockParentElement));
|
|
}
|
|
// at this point, we must have a good res, a node to reparent, and a block parent
|
|
if (!nodeToReParent) { return NS_ERROR_UNEXPECTED;}
|
|
if (!blockParentElement) { return NS_ERROR_NULL_POINTER;}
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
nsCOMPtr<nsIDOMNode> newParentNode;
|
|
nsCOMPtr<nsIDOMNode> blockParentNode = do_QueryInterface(blockParentElement);
|
|
// we need to treat nodes directly inside the body differently
|
|
nsAutoString parentTag;
|
|
blockParentElement->GetTagName(parentTag);
|
|
PRBool isRoot;
|
|
IsRootTag(parentTag, isRoot);
|
|
if (PR_TRUE==isRoot)
|
|
{
|
|
// if nodeToReParent is a text node, we have <ROOT>Text.
|
|
// re-parent Text into a new <aTag> at the offset of Text in <ROOT>
|
|
// so we end up with <ROOT><aTag>Text
|
|
// ignore aTransformation, replaces act like inserts
|
|
nsCOMPtr<nsIDOMCharacterData> nodeAsText = do_QueryInterface(nodeToReParent);
|
|
if (nodeAsText)
|
|
{
|
|
res = ReParentBlockContent(nodeToReParent, aParentTag, blockParentNode, parentTag,
|
|
aTransformation, getter_AddRefs(newParentNode));
|
|
}
|
|
else
|
|
{ // this is the case of an insertion point between 2 non-text objects
|
|
// XXX: how to you know it's an insertion point???
|
|
PRInt32 offsetInParent=0;
|
|
res = GetChildOffset(nodeToReParent, blockParentNode, offsetInParent);
|
|
NS_ASSERTION((NS_SUCCEEDED(res)), "bad res from GetChildOffset");
|
|
// otherwise, just create the block parent at the selection
|
|
res = CreateNode(aParentTag, blockParentNode, offsetInParent,
|
|
getter_AddRefs(newParentNode));
|
|
// XXX: need to move some of the children of blockParentNode into the newParentNode?
|
|
// XXX: need to create a bogus text node inside this new block?
|
|
// that means, I need to generalize bogus node handling
|
|
}
|
|
}
|
|
else
|
|
{ // the block parent is not a ROOT,
|
|
// for the selected block content, transform blockParentNode
|
|
if (((eReplaceParent==aTransformation) && (PR_FALSE==parentTag.EqualsIgnoreCase(aParentTag))) ||
|
|
(eInsertParent==aTransformation))
|
|
{
|
|
if (gNoisy) { DebugDumpContent(); } // DEBUG
|
|
res = ReParentBlockContent(nodeToReParent, aParentTag, blockParentNode, parentTag,
|
|
aTransformation, getter_AddRefs(newParentNode));
|
|
if ((NS_SUCCEEDED(res)) && (newParentNode) && (eReplaceParent==aTransformation))
|
|
{
|
|
PRBool hasChildren;
|
|
blockParentNode->HasChildNodes(&hasChildren);
|
|
if (PR_FALSE==hasChildren)
|
|
{
|
|
res = nsEditor::DeleteNode(blockParentNode);
|
|
if (gNoisy)
|
|
{
|
|
printf("deleted old block parent node %p\n", blockParentNode.get());
|
|
DebugDumpContent(); // DEBUG
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else { // otherwise, it's a no-op
|
|
if (gNoisy) { printf("AddBlockParent is a no-op for this collapsed selection.\n"); }
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::ReParentBlockContent(nsIDOMNode *aNode,
|
|
nsString &aParentTag,
|
|
nsIDOMNode *aBlockParentNode,
|
|
nsString &aBlockParentTag,
|
|
BlockTransformationType aTransformation,
|
|
nsIDOMNode **aNewParentNode)
|
|
{
|
|
if (!aNode || !aBlockParentNode || !aNewParentNode) { return NS_ERROR_NULL_POINTER; }
|
|
nsCOMPtr<nsIDOMNode> blockParentNode = do_QueryInterface(aBlockParentNode);
|
|
PRBool removeBlockParent = PR_FALSE;
|
|
PRBool removeBreakBefore = PR_FALSE;
|
|
PRBool removeBreakAfter = PR_FALSE;
|
|
nsCOMPtr<nsIDOMNode>ancestor;
|
|
nsresult res = aNode->GetParentNode(getter_AddRefs(ancestor));
|
|
nsCOMPtr<nsIDOMNode>previousAncestor = do_QueryInterface(aNode);
|
|
while (NS_SUCCEEDED(res) && ancestor)
|
|
{
|
|
nsCOMPtr<nsIDOMElement>ancestorElement = do_QueryInterface(ancestor);
|
|
nsAutoString ancestorTag;
|
|
ancestorElement->GetTagName(ancestorTag);
|
|
if (ancestorTag.EqualsIgnoreCase(aBlockParentTag))
|
|
{
|
|
break; // previousAncestor will contain the node to operate on
|
|
}
|
|
previousAncestor = do_QueryInterface(ancestor);
|
|
res = ancestorElement->GetParentNode(getter_AddRefs(ancestor));
|
|
}
|
|
// now, previousAncestor is the node we are operating on
|
|
nsCOMPtr<nsIDOMNode>leftNode, rightNode;
|
|
res = GetBlockSection(previousAncestor,
|
|
getter_AddRefs(leftNode),
|
|
getter_AddRefs(rightNode));
|
|
if ((NS_SUCCEEDED(res)) && leftNode && rightNode)
|
|
{
|
|
// determine some state for managing <BR>s around the new block
|
|
PRBool isSubordinateBlock = PR_FALSE; // if true, the content is already in a subordinate block
|
|
PRBool isRootBlock = PR_FALSE; // if true, the content is in a root block
|
|
nsCOMPtr<nsIDOMElement>blockParentElement = do_QueryInterface(blockParentNode);
|
|
if (blockParentElement)
|
|
{
|
|
nsAutoString blockParentTag;
|
|
blockParentElement->GetTagName(blockParentTag);
|
|
IsSubordinateBlock(blockParentTag, isSubordinateBlock);
|
|
IsRootTag(blockParentTag, isRootBlock);
|
|
}
|
|
|
|
if (PR_TRUE==isRootBlock)
|
|
{ // we're creating a block element where a block element did not previously exist
|
|
removeBreakBefore = PR_TRUE;
|
|
removeBreakAfter = PR_TRUE;
|
|
}
|
|
|
|
// apply the transformation
|
|
PRInt32 offsetInParent=0;
|
|
if (eInsertParent==aTransformation || PR_TRUE==isRootBlock)
|
|
{
|
|
res = GetChildOffset(leftNode, blockParentNode, offsetInParent);
|
|
NS_ASSERTION((NS_SUCCEEDED(res)), "bad res from GetChildOffset");
|
|
res = CreateNode(aParentTag, blockParentNode, offsetInParent, aNewParentNode);
|
|
if (gNoisy) { printf("created a node in blockParentNode at offset %d\n", offsetInParent); }
|
|
}
|
|
else
|
|
{
|
|
nsCOMPtr<nsIDOMNode> grandParent;
|
|
res = blockParentNode->GetParentNode(getter_AddRefs(grandParent));
|
|
if ((NS_SUCCEEDED(res)) && grandParent)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>firstChildNode, lastChildNode;
|
|
blockParentNode->GetFirstChild(getter_AddRefs(firstChildNode));
|
|
blockParentNode->GetLastChild(getter_AddRefs(lastChildNode));
|
|
if (firstChildNode==leftNode && lastChildNode==rightNode)
|
|
{
|
|
res = GetChildOffset(blockParentNode, grandParent, offsetInParent);
|
|
NS_ASSERTION((NS_SUCCEEDED(res)), "bad res from GetChildOffset");
|
|
res = CreateNode(aParentTag, grandParent, offsetInParent, aNewParentNode);
|
|
if (gNoisy) { printf("created a node in grandParent at offset %d\n", offsetInParent); }
|
|
}
|
|
else
|
|
{
|
|
// We're in the case where the content of blockParentNode is separated by <BR>'s,
|
|
// creating multiple block content ranges.
|
|
// Split blockParentNode around the blockContent
|
|
if (gNoisy) { printf("splitting a node because of <BR>s\n"); }
|
|
nsCOMPtr<nsIDOMNode> newLeftNode;
|
|
if (firstChildNode!=leftNode)
|
|
{
|
|
res = GetChildOffset(leftNode, blockParentNode, offsetInParent);
|
|
if (gNoisy) { printf("splitting left at %d\n", offsetInParent); }
|
|
res = SplitNode(blockParentNode, offsetInParent, getter_AddRefs(newLeftNode));
|
|
// after this split, blockParentNode still contains leftNode and rightNode
|
|
}
|
|
if (lastChildNode!=rightNode)
|
|
{
|
|
res = GetChildOffset(rightNode, blockParentNode, offsetInParent);
|
|
offsetInParent++;
|
|
if (gNoisy) { printf("splitting right at %d\n", offsetInParent); }
|
|
res = SplitNode(blockParentNode, offsetInParent, getter_AddRefs(newLeftNode));
|
|
blockParentNode = do_QueryInterface(newLeftNode);
|
|
}
|
|
res = GetChildOffset(leftNode, blockParentNode, offsetInParent);
|
|
NS_ASSERTION((NS_SUCCEEDED(res)), "bad res from GetChildOffset");
|
|
res = CreateNode(aParentTag, blockParentNode, offsetInParent, aNewParentNode);
|
|
if (gNoisy) { printf("created a node in blockParentNode at offset %d\n", offsetInParent); }
|
|
// what we need to do here is remove the existing block parent when we're all done.
|
|
removeBlockParent = PR_TRUE;
|
|
}
|
|
}
|
|
}
|
|
if ((NS_SUCCEEDED(res)) && *aNewParentNode)
|
|
{ // move all the children/contents of blockParentNode to aNewParentNode
|
|
nsCOMPtr<nsIDOMNode>childNode = do_QueryInterface(rightNode);
|
|
nsCOMPtr<nsIDOMNode>previousSiblingNode;
|
|
while (NS_SUCCEEDED(res) && childNode)
|
|
{
|
|
childNode->GetPreviousSibling(getter_AddRefs(previousSiblingNode));
|
|
// explicitly delete of childNode from it's current parent
|
|
// can't just rely on DOM semantics of InsertNode doing the delete implicitly, doesn't undo!
|
|
res = nsEditor::DeleteNode(childNode);
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
res = nsEditor::InsertNode(childNode, *aNewParentNode, 0);
|
|
if (gNoisy)
|
|
{
|
|
printf("re-parented sibling node %p\n", childNode.get());
|
|
}
|
|
}
|
|
if (childNode==leftNode || rightNode==leftNode) {
|
|
break;
|
|
}
|
|
childNode = do_QueryInterface(previousSiblingNode);
|
|
} // end while loop
|
|
}
|
|
// clean up the surrounding content to maintain vertical whitespace
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
// if the prior node is a <BR> and we did something to change vertical whitespacing, delete the <BR>
|
|
nsCOMPtr<nsIDOMNode> brNode;
|
|
res = GetPriorNode(leftNode, PR_TRUE, getter_AddRefs(brNode));
|
|
if (NS_SUCCEEDED(res) && brNode)
|
|
{
|
|
nsCOMPtr<nsIContent> brContent = do_QueryInterface(brNode);
|
|
if (brContent)
|
|
{
|
|
nsCOMPtr<nsIAtom> brContentTag;
|
|
brContent->GetTag(*getter_AddRefs(brContentTag));
|
|
if (nsIEditProperty::br==brContentTag.get()) {
|
|
res = DeleteNode(brNode);
|
|
}
|
|
}
|
|
}
|
|
|
|
// if the next node is a <BR> and we did something to change vertical whitespacing, delete the <BR>
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
res = GetNextNode(rightNode, PR_TRUE, getter_AddRefs(brNode));
|
|
if (NS_SUCCEEDED(res) && brNode)
|
|
{
|
|
nsCOMPtr<nsIContent> brContent = do_QueryInterface(brNode);
|
|
if (brContent)
|
|
{
|
|
nsCOMPtr<nsIAtom> brContentTag;
|
|
brContent->GetTag(*getter_AddRefs(brContentTag));
|
|
if (nsIEditProperty::br==brContentTag.get()) {
|
|
res = DeleteNode(brNode);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ((NS_SUCCEEDED(res)) && (PR_TRUE==removeBlockParent))
|
|
{ // we determined we need to remove the previous block parent. Do it!
|
|
// go through list backwards so deletes don't interfere with the iteration
|
|
nsCOMPtr<nsIDOMNodeList> childNodes;
|
|
res = blockParentNode->GetChildNodes(getter_AddRefs(childNodes));
|
|
if ((NS_SUCCEEDED(res)) && (childNodes))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>grandParent;
|
|
blockParentNode->GetParentNode(getter_AddRefs(grandParent));
|
|
//PRInt32 offsetInParent;
|
|
res = GetChildOffset(blockParentNode, grandParent, offsetInParent);
|
|
PRUint32 childCount;
|
|
childNodes->GetLength(&childCount);
|
|
PRInt32 i=childCount-1;
|
|
for ( ; ((NS_SUCCEEDED(res)) && (0<=i)); i--)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> childNode;
|
|
res = childNodes->Item(i, getter_AddRefs(childNode));
|
|
if ((NS_SUCCEEDED(res)) && (childNode))
|
|
{
|
|
res = DeleteNode(childNode);
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = InsertNode(childNode, grandParent, offsetInParent);
|
|
}
|
|
}
|
|
}
|
|
if (gNoisy) { printf("removing the old block parent %p\n", blockParentNode.get()); }
|
|
res = DeleteNode(blockParentNode);
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::ReParentContentOfRange(nsIDOMRange *aRange,
|
|
nsString &aParentTag,
|
|
BlockTransformationType aTranformation)
|
|
{
|
|
if (!aRange) { return NS_ERROR_NULL_POINTER; }
|
|
nsresult res;
|
|
nsISupportsArray *blockSections;
|
|
res = NS_NewISupportsArray(&blockSections);
|
|
if ((NS_SUCCEEDED(res)) && blockSections)
|
|
{
|
|
res = GetBlockSectionsForRange(aRange, blockSections);
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
nsIDOMRange *subRange;
|
|
subRange = (nsIDOMRange *)(blockSections->ElementAt(0));
|
|
while (subRange && (NS_SUCCEEDED(res)))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>startParent;
|
|
res = subRange->GetStartParent(getter_AddRefs(startParent));
|
|
if (NS_SUCCEEDED(res) && startParent)
|
|
{
|
|
if (gNoisy) { printf("ReParentContentOfRange calling ReParentContentOfNode\n"); }
|
|
res = ReParentContentOfNode(startParent, aParentTag, aTranformation);
|
|
}
|
|
NS_RELEASE(subRange);
|
|
blockSections->RemoveElementAt(0);
|
|
subRange = (nsIDOMRange *)(blockSections->ElementAt(0));
|
|
}
|
|
}
|
|
NS_RELEASE(blockSections);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveParagraphStyleFromRange(nsIDOMRange *aRange)
|
|
{
|
|
if (!aRange) { return NS_ERROR_NULL_POINTER; }
|
|
nsresult res;
|
|
nsISupportsArray *blockSections;
|
|
res = NS_NewISupportsArray(&blockSections);
|
|
if ((NS_SUCCEEDED(res)) && blockSections)
|
|
{
|
|
res = GetBlockSectionsForRange(aRange, blockSections);
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
nsIDOMRange *subRange;
|
|
subRange = (nsIDOMRange *)(blockSections->ElementAt(0));
|
|
while (subRange && (NS_SUCCEEDED(res)))
|
|
{
|
|
res = RemoveParagraphStyleFromBlockContent(subRange);
|
|
NS_RELEASE(subRange);
|
|
blockSections->RemoveElementAt(0);
|
|
subRange = (nsIDOMRange *)(blockSections->ElementAt(0));
|
|
}
|
|
}
|
|
NS_RELEASE(blockSections);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveParagraphStyleFromBlockContent(nsIDOMRange *aRange)
|
|
{
|
|
if (!aRange) { return NS_ERROR_NULL_POINTER; }
|
|
nsresult res;
|
|
nsCOMPtr<nsIDOMNode>startParent;
|
|
aRange->GetStartParent(getter_AddRefs(startParent));
|
|
nsCOMPtr<nsIDOMElement>blockParentElement;
|
|
res = GetBlockParent(startParent, getter_AddRefs(blockParentElement));
|
|
while ((NS_SUCCEEDED(res)) && blockParentElement)
|
|
{
|
|
nsAutoString blockParentTag;
|
|
blockParentElement->GetTagName(blockParentTag);
|
|
PRBool isSubordinateBlock;
|
|
IsSubordinateBlock(blockParentTag, isSubordinateBlock);
|
|
if (PR_FALSE==isSubordinateBlock) {
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
// go through list backwards so deletes don't interfere with the iteration
|
|
nsCOMPtr<nsIDOMNodeList> childNodes;
|
|
res = blockParentElement->GetChildNodes(getter_AddRefs(childNodes));
|
|
if ((NS_SUCCEEDED(res)) && (childNodes))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>grandParent;
|
|
blockParentElement->GetParentNode(getter_AddRefs(grandParent));
|
|
PRInt32 offsetInParent;
|
|
res = GetChildOffset(blockParentElement, grandParent, offsetInParent);
|
|
PRUint32 childCount;
|
|
childNodes->GetLength(&childCount);
|
|
PRInt32 i=childCount-1;
|
|
for ( ; ((NS_SUCCEEDED(res)) && (0<=i)); i--)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> childNode;
|
|
res = childNodes->Item(i, getter_AddRefs(childNode));
|
|
if ((NS_SUCCEEDED(res)) && (childNode))
|
|
{
|
|
res = DeleteNode(childNode);
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = InsertNode(childNode, grandParent, offsetInParent);
|
|
}
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = DeleteNode(blockParentElement);
|
|
}
|
|
}
|
|
}
|
|
res = GetBlockParent(startParent, getter_AddRefs(blockParentElement));
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveParentFromRange(const nsString &aParentTag, nsIDOMRange *aRange)
|
|
{
|
|
if (!aRange) { return NS_ERROR_NULL_POINTER; }
|
|
nsresult res;
|
|
nsISupportsArray *blockSections;
|
|
res = NS_NewISupportsArray(&blockSections);
|
|
if ((NS_SUCCEEDED(res)) && blockSections)
|
|
{
|
|
res = GetBlockSectionsForRange(aRange, blockSections);
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
nsIDOMRange *subRange;
|
|
subRange = (nsIDOMRange *)(blockSections->ElementAt(0));
|
|
while (subRange && (NS_SUCCEEDED(res)))
|
|
{
|
|
res = RemoveParentFromBlockContent(aParentTag, subRange);
|
|
NS_RELEASE(subRange);
|
|
blockSections->RemoveElementAt(0);
|
|
subRange = (nsIDOMRange *)(blockSections->ElementAt(0));
|
|
}
|
|
}
|
|
NS_RELEASE(blockSections);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveParentFromBlockContent(const nsString &aParentTag, nsIDOMRange *aRange)
|
|
{
|
|
if (!aRange) { return NS_ERROR_NULL_POINTER; }
|
|
nsresult res;
|
|
nsCOMPtr<nsIDOMNode>startParent;
|
|
res = aRange->GetStartParent(getter_AddRefs(startParent));
|
|
if ((NS_SUCCEEDED(res)) && startParent)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>parentNode;
|
|
nsCOMPtr<nsIDOMElement>parentElement;
|
|
res = startParent->GetParentNode(getter_AddRefs(parentNode));
|
|
while ((NS_SUCCEEDED(res)) && parentNode)
|
|
{
|
|
parentElement = do_QueryInterface(parentNode);
|
|
nsAutoString parentTag;
|
|
parentElement->GetTagName(parentTag);
|
|
PRBool isRoot;
|
|
IsRootTag(parentTag, isRoot);
|
|
if (aParentTag.EqualsIgnoreCase(parentTag))
|
|
{
|
|
// go through list backwards so deletes don't interfere with the iteration
|
|
nsCOMPtr<nsIDOMNodeList> childNodes;
|
|
res = parentElement->GetChildNodes(getter_AddRefs(childNodes));
|
|
if ((NS_SUCCEEDED(res)) && (childNodes))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>grandParent;
|
|
parentElement->GetParentNode(getter_AddRefs(grandParent));
|
|
PRInt32 offsetInParent;
|
|
res = GetChildOffset(parentElement, grandParent, offsetInParent);
|
|
PRUint32 childCount;
|
|
childNodes->GetLength(&childCount);
|
|
PRInt32 i=childCount-1;
|
|
for ( ; ((NS_SUCCEEDED(res)) && (0<=i)); i--)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> childNode;
|
|
res = childNodes->Item(i, getter_AddRefs(childNode));
|
|
if ((NS_SUCCEEDED(res)) && (childNode))
|
|
{
|
|
res = DeleteNode(childNode);
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = InsertNode(childNode, grandParent, offsetInParent);
|
|
}
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = DeleteNode(parentElement);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
else if (PR_TRUE==isRoot) { // hit a local root node, terminate loop
|
|
break;
|
|
}
|
|
res = parentElement->GetParentNode(getter_AddRefs(parentNode));
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
|
|
PRBool nsHTMLEditor::IsElementInBody(nsIDOMElement* aElement)
|
|
{
|
|
if ( aElement )
|
|
{
|
|
nsIDOMElement* bodyElement = nsnull;
|
|
nsresult res = nsEditor::GetBodyElement(&bodyElement);
|
|
if (NS_SUCCEEDED(res) && bodyElement)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> parent;
|
|
nsCOMPtr<nsIDOMNode> currentElement = do_QueryInterface(aElement);
|
|
if (currentElement)
|
|
{
|
|
do {
|
|
currentElement->GetParentNode(getter_AddRefs(parent));
|
|
if (parent)
|
|
{
|
|
if (parent == bodyElement)
|
|
return PR_TRUE;
|
|
|
|
currentElement = parent;
|
|
}
|
|
} while(parent);
|
|
}
|
|
}
|
|
}
|
|
return PR_FALSE;
|
|
}
|
|
|
|
PRBool
|
|
nsHTMLEditor::SetCaretInTableCell(nsIDOMElement* aElement)
|
|
{
|
|
PRBool caretIsSet = PR_FALSE;
|
|
|
|
if (aElement && IsElementInBody(aElement))
|
|
{
|
|
nsresult res = NS_OK;
|
|
nsAutoString tagName;
|
|
aElement->GetNodeName(tagName);
|
|
tagName.ToLowerCase();
|
|
if (tagName == "table" || tagName == "tr" ||
|
|
tagName == "td" || tagName == "th" ||
|
|
tagName == "thead" || tagName == "tfoot" ||
|
|
tagName == "tbody" || tagName == "caption")
|
|
{
|
|
nsCOMPtr<nsIDOMNode> node = do_QueryInterface(aElement);
|
|
nsCOMPtr<nsIDOMNode> parent;
|
|
// This MUST succeed if IsElementInBody was TRUE
|
|
node->GetParentNode(getter_AddRefs(parent));
|
|
nsCOMPtr<nsIDOMNode>firstChild;
|
|
// Find deepest child
|
|
PRBool hasChild;
|
|
while (NS_SUCCEEDED(node->HasChildNodes(&hasChild)) && hasChild)
|
|
{
|
|
if (NS_SUCCEEDED(node->GetFirstChild(getter_AddRefs(firstChild))))
|
|
{
|
|
parent = node;
|
|
node = firstChild;
|
|
}
|
|
}
|
|
PRInt32 offset = 0;
|
|
nsCOMPtr<nsIDOMNode>lastChild;
|
|
res = parent->GetLastChild(getter_AddRefs(lastChild));
|
|
if (NS_SUCCEEDED(res) && lastChild && node != lastChild)
|
|
{
|
|
if (node == lastChild)
|
|
{
|
|
// Check if node is text and has more than just a  
|
|
nsCOMPtr<nsIDOMCharacterData>textNode = do_QueryInterface(node);
|
|
nsString text;
|
|
char nbspStr[2] = {nbsp, 0};
|
|
if (textNode && textNode->GetData(text))
|
|
{
|
|
// Set selection relative to the text node
|
|
parent = node;
|
|
PRInt32 len = text.Length();
|
|
if (len > 1 || text != nbspStr)
|
|
{
|
|
offset = len;
|
|
}
|
|
}
|
|
} else {
|
|
// We have > 1 node, so set to end of content
|
|
}
|
|
}
|
|
// Set selection at beginning of deepest node
|
|
// Should we set
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(res) && selection)
|
|
{
|
|
res = selection->Collapse(parent, offset);
|
|
if (NS_SUCCEEDED(res))
|
|
caretIsSet = PR_TRUE;
|
|
}
|
|
}
|
|
}
|
|
return caretIsSet;
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::IsRootTag(nsString &aTag, PRBool &aIsTag)
|
|
{
|
|
static nsAutoString bodyTag = "body";
|
|
static nsAutoString tdTag = "td";
|
|
static nsAutoString thTag = "th";
|
|
static nsAutoString captionTag = "caption";
|
|
if (PR_TRUE==aTag.EqualsIgnoreCase(bodyTag) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(tdTag) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(thTag) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(captionTag) )
|
|
{
|
|
aIsTag = PR_TRUE;
|
|
}
|
|
else {
|
|
aIsTag = PR_FALSE;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::IsSubordinateBlock(nsString &aTag, PRBool &aIsTag)
|
|
{
|
|
static nsAutoString p = "p";
|
|
static nsAutoString h1 = "h1";
|
|
static nsAutoString h2 = "h2";
|
|
static nsAutoString h3 = "h3";
|
|
static nsAutoString h4 = "h4";
|
|
static nsAutoString h5 = "h5";
|
|
static nsAutoString h6 = "h6";
|
|
static nsAutoString address = "address";
|
|
static nsAutoString pre = "pre";
|
|
static nsAutoString li = "li";
|
|
static nsAutoString dt = "dt";
|
|
static nsAutoString dd = "dd";
|
|
if (PR_TRUE==aTag.EqualsIgnoreCase(p) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(h1) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(h2) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(h3) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(h4) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(h5) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(h6) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(address) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(pre) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(li) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(dt) ||
|
|
PR_TRUE==aTag.EqualsIgnoreCase(dd) )
|
|
{
|
|
aIsTag = PR_TRUE;
|
|
}
|
|
else {
|
|
aIsTag = PR_FALSE;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::DeleteSelectionAndPrepareToCreateNode(nsCOMPtr<nsIDOMNode> &parentSelectedNode, PRInt32& offsetOfNewNode)
|
|
{
|
|
nsresult result=NS_ERROR_NOT_INITIALIZED;
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
result = GetSelection(getter_AddRefs(selection));
|
|
if ((NS_SUCCEEDED(result)) && selection)
|
|
{
|
|
PRBool collapsed;
|
|
result = selection->GetIsCollapsed(&collapsed);
|
|
if (NS_SUCCEEDED(result) && !collapsed)
|
|
{
|
|
result = DeleteSelection(nsIEditor::eDoNothing);
|
|
if (NS_FAILED(result)) {
|
|
return result;
|
|
}
|
|
// get the new selection
|
|
result = GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(result)) {
|
|
return result;
|
|
}
|
|
#ifdef NS_DEBUG
|
|
nsCOMPtr<nsIDOMNode>testSelectedNode;
|
|
nsresult debugResult = selection->GetAnchorNode(getter_AddRefs(testSelectedNode));
|
|
// no selection is ok.
|
|
// if there is a selection, it must be collapsed
|
|
if (testSelectedNode)
|
|
{
|
|
PRBool testCollapsed;
|
|
debugResult = selection->GetIsCollapsed(&testCollapsed);
|
|
NS_ASSERTION((NS_SUCCEEDED(result)), "couldn't get a selection after deletion");
|
|
NS_ASSERTION(PR_TRUE==testCollapsed, "selection not reset after deletion");
|
|
}
|
|
#endif
|
|
}
|
|
// split the selected node
|
|
PRInt32 offsetOfSelectedNode;
|
|
result = selection->GetAnchorNode(getter_AddRefs(parentSelectedNode));
|
|
if (NS_SUCCEEDED(result) && NS_SUCCEEDED(selection->GetAnchorOffset(&offsetOfSelectedNode)) && parentSelectedNode)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> selectedNode;
|
|
PRUint32 selectedNodeContentCount=0;
|
|
nsCOMPtr<nsIDOMCharacterData>selectedParentNodeAsText;
|
|
selectedParentNodeAsText = do_QueryInterface(parentSelectedNode);
|
|
|
|
/* if the selection is a text node, split the text node if necesary
|
|
and compute where to put the new node
|
|
*/
|
|
if (selectedParentNodeAsText)
|
|
{
|
|
PRInt32 indexOfTextNodeInParent;
|
|
selectedNode = do_QueryInterface(parentSelectedNode);
|
|
selectedNode->GetParentNode(getter_AddRefs(parentSelectedNode));
|
|
selectedParentNodeAsText->GetLength(&selectedNodeContentCount);
|
|
GetChildOffset(selectedNode, parentSelectedNode, indexOfTextNodeInParent);
|
|
|
|
if ((offsetOfSelectedNode!=0) && (((PRUint32)offsetOfSelectedNode)!=selectedNodeContentCount))
|
|
{
|
|
nsCOMPtr<nsIDOMNode> newSiblingNode;
|
|
result = SplitNode(selectedNode, offsetOfSelectedNode, getter_AddRefs(newSiblingNode));
|
|
// now get the node's offset in it's parent, and insert the new tag there
|
|
if (NS_SUCCEEDED(result)) {
|
|
result = GetChildOffset(selectedNode, parentSelectedNode, offsetOfNewNode);
|
|
}
|
|
}
|
|
else
|
|
{ // determine where to insert the new node
|
|
if (0==offsetOfSelectedNode) {
|
|
offsetOfNewNode = indexOfTextNodeInParent; // insert new node as previous sibling to selection parent
|
|
}
|
|
else { // insert new node as last child
|
|
GetChildOffset(selectedNode, parentSelectedNode, offsetOfNewNode);
|
|
offsetOfNewNode++; // offsets are 0-based, and we need the index of the new node
|
|
}
|
|
}
|
|
}
|
|
/* if the selection is not a text node, split the parent node if necesary
|
|
and compute where to put the new node
|
|
*/
|
|
else
|
|
{ // it's an interior node
|
|
nsCOMPtr<nsIDOMNodeList>parentChildList;
|
|
parentSelectedNode->GetChildNodes(getter_AddRefs(parentChildList));
|
|
if ((NS_SUCCEEDED(result)) && parentChildList)
|
|
{
|
|
result = parentChildList->Item(offsetOfSelectedNode, getter_AddRefs(selectedNode));
|
|
if ((NS_SUCCEEDED(result)) && selectedNode)
|
|
{
|
|
nsCOMPtr<nsIDOMCharacterData>selectedNodeAsText;
|
|
selectedNodeAsText = do_QueryInterface(selectedNode);
|
|
nsCOMPtr<nsIDOMNodeList>childList;
|
|
//CM: I added "result ="
|
|
result = selectedNode->GetChildNodes(getter_AddRefs(childList));
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
if (childList)
|
|
{
|
|
childList->GetLength(&selectedNodeContentCount);
|
|
}
|
|
else
|
|
{
|
|
// This is the case where the collapsed selection offset
|
|
// points to an inline node with no children
|
|
// This must also be where the new node should be inserted
|
|
// and there is no splitting necessary
|
|
offsetOfNewNode = offsetOfSelectedNode;
|
|
return NS_OK;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
if ((offsetOfSelectedNode!=0) && (((PRUint32)offsetOfSelectedNode)!=selectedNodeContentCount))
|
|
{
|
|
nsCOMPtr<nsIDOMNode> newSiblingNode;
|
|
result = SplitNode(selectedNode, offsetOfSelectedNode, getter_AddRefs(newSiblingNode));
|
|
// now get the node's offset in it's parent, and insert the new tag there
|
|
if (NS_SUCCEEDED(result)) {
|
|
result = GetChildOffset(selectedNode, parentSelectedNode, offsetOfNewNode);
|
|
}
|
|
}
|
|
else
|
|
{ // determine where to insert the new node
|
|
if (0==offsetOfSelectedNode) {
|
|
offsetOfNewNode = 0; // insert new node as first child
|
|
}
|
|
else { // insert new node as last child
|
|
GetChildOffset(selectedNode, parentSelectedNode, offsetOfNewNode);
|
|
offsetOfNewNode++; // offsets are 0-based, and we need the index of the new node
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Here's where the new node was inserted
|
|
}
|
|
else {
|
|
printf("InsertBreak into an empty document is not yet supported\n");
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
#pragma mark -
|
|
|
|
nsCOMPtr<nsIDOMElement> nsHTMLEditor::FindPreElement()
|
|
{
|
|
nsCOMPtr<nsIDOMDocument> domdoc;
|
|
nsEditor::GetDocument(getter_AddRefs(domdoc));
|
|
if (!domdoc)
|
|
return 0;
|
|
|
|
nsCOMPtr<nsIDocument> doc (do_QueryInterface(domdoc));
|
|
if (!doc)
|
|
return 0;
|
|
|
|
nsIContent* rootContent = doc->GetRootContent();
|
|
if (!rootContent)
|
|
return 0;
|
|
|
|
nsCOMPtr<nsIDOMNode> rootNode (do_QueryInterface(rootContent));
|
|
if (!rootNode)
|
|
return 0;
|
|
|
|
nsString prestr ("PRE"); // GetFirstNodeOfType requires capitals
|
|
nsCOMPtr<nsIDOMNode> preNode;
|
|
if (!NS_SUCCEEDED(nsEditor::GetFirstNodeOfType(rootNode, prestr,
|
|
getter_AddRefs(preNode))))
|
|
return 0;
|
|
|
|
return do_QueryInterface(preNode);
|
|
}
|
|
|
|
|
|
void nsHTMLEditor::HandleEventListenerError()
|
|
{
|
|
printf("failed to add event listener\n");
|
|
// null out the nsCOMPtrs
|
|
mKeyListenerP = nsnull;
|
|
mMouseListenerP = nsnull;
|
|
mTextListenerP = nsnull;
|
|
mDragListenerP = nsnull;
|
|
mCompositionListenerP = nsnull;
|
|
mFocusListenerP = nsnull;
|
|
}
|
|
|
|
|
|
TypeInState * nsHTMLEditor::GetTypeInState()
|
|
{
|
|
if (mTypeInState) {
|
|
NS_ADDREF(mTypeInState);
|
|
}
|
|
return mTypeInState;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::SetTextPropertiesForNode(nsIDOMNode *aNode,
|
|
nsIDOMNode *aParent,
|
|
PRInt32 aStartOffset,
|
|
PRInt32 aEndOffset,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue)
|
|
{
|
|
if (gNoisy) { printf("nsTextEditor::SetTextPropertyForNode\n"); }
|
|
nsresult result=NS_OK;
|
|
PRBool textPropertySet;
|
|
nsCOMPtr<nsIDOMNode>resultNode;
|
|
IsTextPropertySetByContent(aNode, aPropName, aAttribute, aValue, textPropertySet, getter_AddRefs(resultNode));
|
|
if (PR_FALSE==textPropertySet)
|
|
{
|
|
if (aValue && 0!=aValue->Length())
|
|
{
|
|
result = RemoveTextPropertiesForNode(aNode, aParent, aStartOffset, aEndOffset, aPropName, aAttribute);
|
|
}
|
|
nsAutoString tag;
|
|
aPropName->ToString(tag);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>newStyleNode;
|
|
result = nsEditor::CreateNode(tag, aParent, 0, getter_AddRefs(newStyleNode));
|
|
if (NS_SUCCEEDED(result) && newStyleNode)
|
|
{
|
|
nsCOMPtr<nsIDOMCharacterData>nodeAsChar;
|
|
nodeAsChar = do_QueryInterface(aNode);
|
|
if (nodeAsChar)
|
|
{
|
|
result = MoveContentOfNodeIntoNewParent(aNode, newStyleNode, aStartOffset, aEndOffset);
|
|
}
|
|
else
|
|
{ // handle non-text selection
|
|
nsCOMPtr<nsIDOMNode> parent; // used just to make the code easier to understand
|
|
nsCOMPtr<nsIDOMNode> child;
|
|
parent = do_QueryInterface(aNode);
|
|
child = GetChildAt(parent, aStartOffset);
|
|
// XXX: need to loop for aStartOffset!=aEndOffset-1?
|
|
PRInt32 offsetInParent = aStartOffset; // remember where aNode was in aParent
|
|
if (NS_SUCCEEDED(result))
|
|
{ // remove child from parent
|
|
result = nsEditor::DeleteNode(child);
|
|
if (NS_SUCCEEDED(result))
|
|
{ // put child into the newStyleNode
|
|
result = nsEditor::InsertNode(child, newStyleNode, 0);
|
|
if (NS_SUCCEEDED(result))
|
|
{ // put newStyleNode in parent where child was
|
|
result = nsEditor::InsertNode(newStyleNode, parent, offsetInParent);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
if (aAttribute && 0!=aAttribute->Length())
|
|
{
|
|
nsCOMPtr<nsIDOMElement> newStyleElement;
|
|
newStyleElement = do_QueryInterface(newStyleNode);
|
|
nsAutoString value;
|
|
if (aValue) {
|
|
value = *aValue;
|
|
}
|
|
// XXX should be a call to editor to change attribute!
|
|
result = newStyleElement->SetAttribute(*aAttribute, value);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (gNoisy) { printf("SetTextPropertyForNode returning %d, dumping content...\n", result);}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::MoveContentOfNodeIntoNewParent(nsIDOMNode *aNode,
|
|
nsIDOMNode *aNewParentNode,
|
|
PRInt32 aStartOffset,
|
|
PRInt32 aEndOffset)
|
|
{
|
|
if (!aNode || !aNewParentNode) { return NS_ERROR_NULL_POINTER; }
|
|
if (gNoisy) { printf("nsTextEditor::MoveContentOfNodeIntoNewParent\n"); }
|
|
nsresult result=NS_OK;
|
|
|
|
PRUint32 count;
|
|
result = GetLengthOfDOMNode(aNode, count);
|
|
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>newChildNode; // this will be the child node we move into the new style node
|
|
// split the node at the start offset unless the split would create an empty node
|
|
if (aStartOffset!=0)
|
|
{
|
|
result = nsEditor::SplitNode(aNode, aStartOffset, getter_AddRefs(newChildNode));
|
|
if (gNoisy) { printf("* split created left node %p\n", newChildNode.get());}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
if (aEndOffset!=(PRInt32)count)
|
|
{
|
|
result = nsEditor::SplitNode(aNode, aEndOffset-aStartOffset, getter_AddRefs(newChildNode));
|
|
if (gNoisy) { printf("* split created left node %p\n", newChildNode.get());}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
else
|
|
{
|
|
newChildNode = do_QueryInterface(aNode);
|
|
if (gNoisy) { printf("* second split not required, new text node set to aNode = %p\n", newChildNode.get());}
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
// move aNewParentNode into the right location
|
|
|
|
// optimization: if all we're doing is changing a value for an existing attribute for the
|
|
// entire selection, then just twiddle the existing style node
|
|
PRBool done = PR_FALSE; // set to true in optimized case if we can really do the optimization
|
|
/*
|
|
if (aAttribute && aValue && (0==aStartOffset) && (aEndOffset==(PRInt32)count))
|
|
{
|
|
// ??? can we really compute this?
|
|
}
|
|
*/
|
|
if (PR_FALSE==done)
|
|
{
|
|
// if we've ended up with an empty text node, just delete it and we're done
|
|
nsCOMPtr<nsIDOMCharacterData>newChildNodeAsChar;
|
|
newChildNodeAsChar = do_QueryInterface(newChildNode);
|
|
PRUint32 newChildNodeLength;
|
|
if (newChildNodeAsChar)
|
|
{
|
|
newChildNodeAsChar->GetLength(&newChildNodeLength);
|
|
if (0==newChildNodeLength)
|
|
{
|
|
result = nsEditor::DeleteNode(newChildNode);
|
|
done = PR_TRUE;
|
|
// XXX: need to set selection here
|
|
}
|
|
}
|
|
// move the new child node into the new parent
|
|
if (PR_FALSE==done)
|
|
{
|
|
// first, move the new parent into the correct location
|
|
PRInt32 offsetInParent;
|
|
nsCOMPtr<nsIDOMNode>parentNode;
|
|
result = aNode->GetParentNode(getter_AddRefs(parentNode));
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
result = nsEditor::DeleteNode(aNewParentNode);
|
|
if (NS_SUCCEEDED(result))
|
|
{ // must get child offset AFTER delete of aNewParentNode!
|
|
result = GetChildOffset(aNode, parentNode, offsetInParent);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
result = nsEditor::InsertNode(aNewParentNode, parentNode, offsetInParent);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
// then move the new child into the new parent node
|
|
result = nsEditor::DeleteNode(newChildNode);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
result = nsEditor::InsertNode(newChildNode, aNewParentNode, 0);
|
|
if (NS_SUCCEEDED(result))
|
|
{ // set the selection
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
result = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
selection->Collapse(newChildNode, 0);
|
|
PRInt32 endOffset = aEndOffset-aStartOffset;
|
|
selection->Extend(newChildNode, endOffset);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/* this should only get called if the only intervening nodes are inline style nodes */
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::SetTextPropertiesForNodesWithSameParent(nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aParent,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue)
|
|
{
|
|
if (gNoisy) { printf("nsTextEditor::SetTextPropertiesForNodesWithSameParent\n"); }
|
|
nsresult result=NS_OK;
|
|
PRBool textPropertySet;
|
|
nsCOMPtr<nsIDOMNode>resultNode;
|
|
IsTextPropertySetByContent(aStartNode, aPropName, aAttribute, aValue, textPropertySet, getter_AddRefs(resultNode));
|
|
if (PR_FALSE==textPropertySet)
|
|
{
|
|
if (aValue && 0!=aValue->Length())
|
|
{
|
|
result = RemoveTextPropertiesForNodesWithSameParent(aStartNode, aStartOffset,
|
|
aEndNode, aEndOffset,
|
|
aParent, aPropName, aAttribute);
|
|
}
|
|
nsAutoString tag;
|
|
aPropName->ToString(tag);
|
|
// create the new style node, which will be the new parent for the selected nodes
|
|
nsCOMPtr<nsIDOMNode>newStyleNode;
|
|
nsCOMPtr<nsIDOMDocument>doc;
|
|
result = GetDocument(getter_AddRefs(doc));
|
|
if (NS_SUCCEEDED(result) && doc)
|
|
{
|
|
nsCOMPtr<nsIDOMElement>newElement;
|
|
result = doc->CreateElement(tag, getter_AddRefs(newElement));
|
|
if (NS_SUCCEEDED(result) && newElement)
|
|
{
|
|
newStyleNode = do_QueryInterface(newElement);
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(result) && newStyleNode)
|
|
{
|
|
result = MoveContiguousContentIntoNewParent(aStartNode, aStartOffset, aEndNode, aEndOffset, aParent, newStyleNode);
|
|
if (NS_SUCCEEDED(result) && aAttribute && 0!=aAttribute->Length())
|
|
{
|
|
nsCOMPtr<nsIDOMElement> newStyleElement;
|
|
newStyleElement = do_QueryInterface(newStyleNode);
|
|
nsAutoString value;
|
|
if (aValue) {
|
|
value = *aValue;
|
|
}
|
|
result = newStyleElement->SetAttribute(*aAttribute, value);
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
//XXX won't work for selections that are not leaf nodes!
|
|
// should fix up the end points to make sure they are leaf nodes
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::MoveContiguousContentIntoNewParent(nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aGrandParentNode,
|
|
nsIDOMNode *aNewParentNode)
|
|
{
|
|
if (!aStartNode || !aEndNode || !aNewParentNode) { return NS_ERROR_NULL_POINTER; }
|
|
if (gNoisy) { printf("nsTextEditor::MoveContiguousContentIntoNewParent\n"); }
|
|
|
|
nsresult result = NS_OK;
|
|
nsCOMPtr<nsIDOMNode>startNode, endNode;
|
|
PRInt32 startOffset = aStartOffset; // this will be the left edge of what we change
|
|
PRInt32 endOffset = aEndOffset; // this will be the right edge of what we change
|
|
nsCOMPtr<nsIDOMNode>newLeftNode; // this will be the middle text node
|
|
if (IsTextNode(aStartNode))
|
|
{
|
|
startOffset = 0;
|
|
if (gNoisy) { printf("aStartNode is a text node.\n"); }
|
|
startNode = do_QueryInterface(aStartNode);
|
|
if (0!=aStartOffset)
|
|
{
|
|
result = nsEditor::SplitNode(aStartNode, aStartOffset, getter_AddRefs(newLeftNode));
|
|
if (gNoisy) { printf("split aStartNode, newLeftNode = %p\n", newLeftNode.get()); }
|
|
}
|
|
else {
|
|
if (gNoisy) { printf("did not split aStartNode\n"); }
|
|
}
|
|
}
|
|
else {
|
|
startNode = GetChildAt(aStartNode, aStartOffset);
|
|
if (gNoisy) { printf("aStartNode is not a text node, got startNode = %p.\n", startNode.get()); }
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>newRightNode; // this will be the middle text node
|
|
if (IsTextNode(aEndNode))
|
|
{
|
|
if (gNoisy) { printf("aEndNode is a text node.\n"); }
|
|
endNode = do_QueryInterface(aEndNode);
|
|
PRUint32 count;
|
|
GetLengthOfDOMNode(aEndNode, count);
|
|
if ((PRInt32)count!=aEndOffset)
|
|
{
|
|
result = nsEditor::SplitNode(aEndNode, aEndOffset, getter_AddRefs(newRightNode));
|
|
if (gNoisy) { printf("split aEndNode, newRightNode = %p\n", newRightNode.get()); }
|
|
}
|
|
else {
|
|
newRightNode = do_QueryInterface(aEndNode);
|
|
if (gNoisy) { printf("did not split aEndNode\n"); }
|
|
}
|
|
}
|
|
else
|
|
{
|
|
endNode = GetChildAt(aEndNode, aEndOffset-1);
|
|
newRightNode = do_QueryInterface(endNode);
|
|
if (gNoisy) { printf("aEndNode is not a text node, got endNode = %p.\n", endNode.get()); }
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
PRInt32 offsetInParent;
|
|
result = GetChildOffset(startNode, aGrandParentNode, offsetInParent);
|
|
/*
|
|
if (newLeftNode) {
|
|
result = GetChildOffset(newLeftNode, aGrandParentNode, offsetInParent);
|
|
}
|
|
else {
|
|
offsetInParent = 0; // relies on +1 below in call to CreateNode
|
|
}
|
|
*/
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
// insert aNewParentNode into aGrandParentNode
|
|
result = nsEditor::InsertNode(aNewParentNode, aGrandParentNode, offsetInParent);
|
|
if (NS_SUCCEEDED(result))
|
|
{ // move the right half of the start node into the new parent node
|
|
nsCOMPtr<nsIDOMNode>intermediateNode;
|
|
result = startNode->GetNextSibling(getter_AddRefs(intermediateNode));
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
result = nsEditor::DeleteNode(startNode);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
PRInt32 childIndex=0;
|
|
result = nsEditor::InsertNode(startNode, aNewParentNode, childIndex);
|
|
childIndex++;
|
|
if (NS_SUCCEEDED(result))
|
|
{ // move all the intermediate nodes into the new parent node
|
|
nsCOMPtr<nsIDOMNode>nextSibling;
|
|
while (intermediateNode.get() != endNode.get())
|
|
{
|
|
if (!intermediateNode)
|
|
result = NS_ERROR_NULL_POINTER;
|
|
if (NS_FAILED(result)) {
|
|
break;
|
|
}
|
|
// get the next sibling before moving the current child!!!
|
|
intermediateNode->GetNextSibling(getter_AddRefs(nextSibling));
|
|
result = nsEditor::DeleteNode(intermediateNode);
|
|
if (NS_SUCCEEDED(result)) {
|
|
result = nsEditor::InsertNode(intermediateNode, aNewParentNode, childIndex);
|
|
childIndex++;
|
|
}
|
|
intermediateNode = do_QueryInterface(nextSibling);
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{ // move the left half of the end node into the new parent node
|
|
result = nsEditor::DeleteNode(newRightNode);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
result = nsEditor::InsertNode(newRightNode, aNewParentNode, childIndex);
|
|
// now set the selection
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
result = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
selection->Collapse(startNode, startOffset);
|
|
selection->Extend(newRightNode, endOffset);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
/* this wraps every selected text node in a new inline style node if needed
|
|
the text nodes are treated as being unique -- each needs it's own style node
|
|
if the style is not already present.
|
|
each action has immediate effect on the content tree and resolved style, so
|
|
doing outermost text nodes first removes the need for interior style nodes in some cases.
|
|
XXX: need to code test to see if new style node is needed
|
|
*/
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::SetTextPropertiesForNodeWithDifferentParents(nsIDOMRange *aRange,
|
|
nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aParent,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute,
|
|
const nsString *aValue)
|
|
{
|
|
if (gNoisy) { printf("start nsTextEditor::SetTextPropertiesForNodeWithDifferentParents\n"); }
|
|
nsresult result=NS_OK;
|
|
PRUint32 count;
|
|
if (!aRange || !aStartNode || !aEndNode || !aParent || !aPropName)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
PRInt32 startOffset, endOffset;
|
|
// create a style node for the text in the start parent
|
|
nsCOMPtr<nsIDOMNode>parent;
|
|
|
|
result = RemoveTextPropertiesForNodeWithDifferentParents(aStartNode,aStartOffset,
|
|
aEndNode, aEndOffset,
|
|
aParent, aPropName, aAttribute);
|
|
if (NS_FAILED(result)) { return result; }
|
|
|
|
// RemoveTextProperties... might have changed selection endpoints, get new ones
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
result = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(result)) { return result; }
|
|
if (!selection) { return NS_ERROR_NULL_POINTER; }
|
|
selection->GetAnchorOffset(&aStartOffset);
|
|
selection->GetFocusOffset(&aEndOffset);
|
|
|
|
// create new parent nodes for all the content between the start and end nodes
|
|
nsCOMPtr<nsIContentIterator>iter;
|
|
result = nsComponentManager::CreateInstance(kCContentIteratorCID, nsnull,
|
|
nsIContentIterator::GetIID(), getter_AddRefs(iter));
|
|
if ((NS_SUCCEEDED(result)) && iter)
|
|
{
|
|
// find our starting point
|
|
PRBool startIsText = IsTextNode(aStartNode);
|
|
nsCOMPtr<nsIContent>startContent;
|
|
if (PR_TRUE==startIsText) {
|
|
startContent = do_QueryInterface(aStartNode);
|
|
}
|
|
else {
|
|
nsCOMPtr<nsIDOMNode>node = GetChildAt(aStartNode, aStartOffset);
|
|
startContent = do_QueryInterface(node);
|
|
}
|
|
|
|
// find our ending point
|
|
PRBool endIsText = IsTextNode(aEndNode);
|
|
nsCOMPtr<nsIContent>endContent;
|
|
if (PR_TRUE==endIsText) {
|
|
endContent = do_QueryInterface(aEndNode);
|
|
}
|
|
else
|
|
{
|
|
nsCOMPtr<nsIDOMNode>theEndNode;
|
|
if (aEndOffset>0)
|
|
{
|
|
theEndNode = GetChildAt(aEndNode, aEndOffset-1);
|
|
}
|
|
else {
|
|
// XXX: we need to find the previous node and set the selection correctly
|
|
NS_ASSERTION(0, "unexpected selection");
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
endContent = do_QueryInterface(theEndNode);
|
|
}
|
|
|
|
if (!startContent || !endContent) { return NS_ERROR_NULL_POINTER; }
|
|
// iterate over the nodes between the starting and ending points
|
|
iter->Init(aRange);
|
|
nsCOMPtr<nsIContent> content;
|
|
iter->CurrentNode(getter_AddRefs(content));
|
|
nsAutoString tag;
|
|
aPropName->ToString(tag);
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
if ((content.get() != startContent.get()) &&
|
|
(content.get() != endContent.get()))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>node;
|
|
node = do_QueryInterface(content);
|
|
if (IsEditable(node))
|
|
{
|
|
PRBool canContainChildren;
|
|
content->CanContainChildren(canContainChildren);
|
|
if (PR_FALSE==canContainChildren)
|
|
{
|
|
nsEditor::GetTagString(node,tag);
|
|
if (tag != "br") // skip <BR>, even though it's a leaf
|
|
{ // only want to wrap the text node in a new style node if it doesn't already have that style
|
|
if (gNoisy) { printf("node %p is an editable leaf.\n", node.get()); }
|
|
PRBool textPropertySet;
|
|
nsCOMPtr<nsIDOMNode>resultNode;
|
|
IsTextPropertySetByContent(node, aPropName, aAttribute, aValue, textPropertySet, getter_AddRefs(resultNode));
|
|
if (PR_FALSE==textPropertySet)
|
|
{
|
|
if (gNoisy) { printf("property not set\n"); }
|
|
node->GetParentNode(getter_AddRefs(parent));
|
|
if (!parent) { return NS_ERROR_NULL_POINTER; }
|
|
nsCOMPtr<nsIContent>parentContent;
|
|
parentContent = do_QueryInterface(parent);
|
|
nsCOMPtr<nsIDOMNode>parentNode = do_QueryInterface(parent);
|
|
if (PR_TRUE==IsTextNode(node))
|
|
{
|
|
startOffset = 0;
|
|
result = GetLengthOfDOMNode(node, (PRUint32&)endOffset);
|
|
}
|
|
else
|
|
{
|
|
parentContent->IndexOf(content, startOffset);
|
|
endOffset = startOffset+1;
|
|
}
|
|
if (gNoisy) { printf("start/end = %d %d\n", startOffset, endOffset); }
|
|
if (NS_SUCCEEDED(result)) {
|
|
result = SetTextPropertiesForNode(node, parentNode, startOffset, endOffset, aPropName, aAttribute, aValue);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// XXX: shouldn't there be an else here for non-text leaf nodes?
|
|
}
|
|
// note we don't check the result, we just rely on iter->IsDone
|
|
iter->Next();
|
|
iter->CurrentNode(getter_AddRefs(content));
|
|
}
|
|
// handle endpoints
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
// create a style node for the text in the start parent
|
|
nsCOMPtr<nsIDOMNode>startNode = do_QueryInterface(startContent);
|
|
result = startNode->GetParentNode(getter_AddRefs(parent));
|
|
if (NS_FAILED(result)) {
|
|
return result;
|
|
}
|
|
nsCOMPtr<nsIDOMCharacterData>nodeAsChar;
|
|
nodeAsChar = do_QueryInterface(startNode);
|
|
if (nodeAsChar)
|
|
{
|
|
nodeAsChar->GetLength(&count);
|
|
if (gNoisy) { printf("processing start node %p.\n", nodeAsChar.get()); }
|
|
result = SetTextPropertiesForNode(startNode, parent, aStartOffset, count, aPropName, aAttribute, aValue);
|
|
startOffset = 0;
|
|
}
|
|
else
|
|
{
|
|
nsCOMPtr<nsIDOMNode>grandParent;
|
|
result = parent->GetParentNode(getter_AddRefs(grandParent));
|
|
if (gNoisy) { printf("processing start node %p.\n", parent.get()); }
|
|
result = SetTextPropertiesForNode(parent, grandParent, aStartOffset, aStartOffset+1, aPropName, aAttribute, aValue);
|
|
startNode = do_QueryInterface(parent);
|
|
startOffset = aStartOffset;
|
|
}
|
|
|
|
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
// create a style node for the text in the end parent
|
|
nsCOMPtr<nsIDOMNode>endNode = do_QueryInterface(endContent);
|
|
result = endNode->GetParentNode(getter_AddRefs(parent));
|
|
if (NS_FAILED(result)) {
|
|
return result;
|
|
}
|
|
nodeAsChar = do_QueryInterface(endNode);
|
|
if (nodeAsChar)
|
|
{
|
|
nodeAsChar->GetLength(&count);
|
|
if (gNoisy) { printf("processing end node %p.\n", nodeAsChar.get()); }
|
|
result = SetTextPropertiesForNode(endNode, parent, 0, aEndOffset, aPropName, aAttribute, aValue);
|
|
// SetTextPropertiesForNode kindly computed the proper selection focus node and offset for us,
|
|
// remember them here
|
|
selection->GetFocusOffset(&endOffset);
|
|
selection->GetFocusNode(getter_AddRefs(endNode));
|
|
}
|
|
else
|
|
{
|
|
NS_ASSERTION(0!=aEndOffset, "unexpected selection end offset");
|
|
if (0==aEndOffset) { return NS_ERROR_NOT_IMPLEMENTED; }
|
|
nsCOMPtr<nsIDOMNode>grandParent;
|
|
result = parent->GetParentNode(getter_AddRefs(grandParent));
|
|
if (gNoisy) { printf("processing end node %p.\n", parent.get()); }
|
|
result = SetTextPropertiesForNode(parent, grandParent, aEndOffset-1, aEndOffset, aPropName, aAttribute, aValue);
|
|
endNode = do_QueryInterface(parent);
|
|
endOffset = 0;
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
|
|
selection->Collapse(startNode, startOffset);
|
|
selection->Extend(endNode, aEndOffset);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (gNoisy) { printf("end nsTextEditor::SetTextPropertiesForNodeWithDifferentParents\n"); }
|
|
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveTextPropertiesForNode(nsIDOMNode *aNode,
|
|
nsIDOMNode *aParent,
|
|
PRInt32 aStartOffset,
|
|
PRInt32 aEndOffset,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute)
|
|
{
|
|
if (gNoisy) { printf("nsTextEditor::RemoveTextPropertyForNode\n"); }
|
|
nsresult result=NS_OK;
|
|
nsCOMPtr<nsIDOMCharacterData>nodeAsChar;
|
|
nodeAsChar = do_QueryInterface(aNode);
|
|
PRBool textPropertySet;
|
|
nsCOMPtr<nsIDOMNode>resultNode;
|
|
IsTextPropertySetByContent(aNode, aPropName, aAttribute, nsnull, textPropertySet, getter_AddRefs(resultNode));
|
|
if (PR_TRUE==textPropertySet)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>parent; // initially set to first interior parent node to process
|
|
nsCOMPtr<nsIDOMNode>newMiddleNode; // this will be the middle node after any required splits
|
|
nsCOMPtr<nsIDOMNode>newLeftNode; // this will be the leftmost node,
|
|
// the node being split will be rightmost
|
|
PRUint32 count;
|
|
// if aNode is a text node, treat is specially
|
|
if (nodeAsChar)
|
|
{
|
|
nodeAsChar->GetLength(&count);
|
|
// split the node, and all parent nodes up to the style node
|
|
// then promote the selected content to the parent of the style node
|
|
if (0!=aStartOffset) {
|
|
if (gNoisy) { printf("* splitting text node %p at %d\n", aNode, aStartOffset);}
|
|
result = nsEditor::SplitNode(aNode, aStartOffset, getter_AddRefs(newLeftNode));
|
|
if (gNoisy) { printf("* split created left node %p\n", newLeftNode.get());}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
if ((PRInt32)count!=aEndOffset) {
|
|
if (gNoisy) { printf("* splitting text node (right node) %p at %d\n", aNode, aEndOffset-aStartOffset);}
|
|
result = nsEditor::SplitNode(aNode, aEndOffset-aStartOffset, getter_AddRefs(newMiddleNode));
|
|
if (gNoisy) { printf("* split created middle node %p\n", newMiddleNode.get());}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
else {
|
|
if (gNoisy) { printf("* no need to split text node, middle to aNode\n");}
|
|
newMiddleNode = do_QueryInterface(aNode);
|
|
}
|
|
NS_ASSERTION(newMiddleNode, "no middle node created");
|
|
// now that the text node is split, split parent nodes until we get to the style node
|
|
parent = do_QueryInterface(aParent); // we know this has to succeed, no need to check
|
|
}
|
|
}
|
|
else {
|
|
newMiddleNode = do_QueryInterface(aNode);
|
|
parent = do_QueryInterface(aParent);
|
|
}
|
|
if (NS_SUCCEEDED(result) && newMiddleNode)
|
|
{
|
|
// split every ancestor until we find the node that is giving us the style we want to remove
|
|
// then split the style node and promote the selected content to the style node's parent
|
|
while (NS_SUCCEEDED(result) && parent)
|
|
{
|
|
if (gNoisy) { printf("* looking at parent %p\n", parent.get());}
|
|
// get the tag from parent and see if we're done
|
|
nsCOMPtr<nsIDOMNode>temp;
|
|
nsCOMPtr<nsIDOMElement>element;
|
|
element = do_QueryInterface(parent);
|
|
if (element)
|
|
{
|
|
nsAutoString tag;
|
|
result = element->GetTagName(tag);
|
|
if (gNoisy) { printf("* parent has tag %s\n", tag.ToNewCString()); } // XXX leak!
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
if (PR_FALSE==tag.EqualsIgnoreCase(aPropName->GetUnicode()))
|
|
{
|
|
PRInt32 offsetInParent;
|
|
result = GetChildOffset(newMiddleNode, parent, offsetInParent);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
if (0!=offsetInParent) {
|
|
if (gNoisy) { printf("* splitting parent %p at offset %d\n", parent.get(), offsetInParent);}
|
|
result = nsEditor::SplitNode(parent, offsetInParent, getter_AddRefs(newLeftNode));
|
|
if (gNoisy) { printf("* split created left node %p sibling of parent\n", newLeftNode.get());}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nsCOMPtr<nsIDOMNodeList>childNodes;
|
|
result = parent->GetChildNodes(getter_AddRefs(childNodes));
|
|
if (NS_SUCCEEDED(result) && childNodes)
|
|
{
|
|
childNodes->GetLength(&count);
|
|
NS_ASSERTION(count>0, "bad child count in newly split node");
|
|
if ((PRInt32)count!=1)
|
|
{
|
|
if (gNoisy) { printf("* splitting parent %p at offset %d\n", parent.get(), 1);}
|
|
result = nsEditor::SplitNode(parent, 1, getter_AddRefs(newMiddleNode));
|
|
if (gNoisy) { printf("* split created middle node %p sibling of parent\n", newMiddleNode.get());}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
else {
|
|
if (gNoisy) { printf("* no need to split parent, newMiddleNode=parent\n");}
|
|
newMiddleNode = do_QueryInterface(parent);
|
|
}
|
|
NS_ASSERTION(newMiddleNode, "no middle node created");
|
|
parent->GetParentNode(getter_AddRefs(temp));
|
|
parent = do_QueryInterface(temp);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// else we've found the style tag (referred to by "parent")
|
|
// newMiddleNode is the node that is an ancestor to the selection
|
|
else
|
|
{
|
|
if (gNoisy) { printf("* this is the style node\n");}
|
|
PRInt32 offsetInParent;
|
|
result = GetChildOffset(newMiddleNode, parent, offsetInParent);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nsCOMPtr<nsIDOMNodeList>childNodes;
|
|
result = parent->GetChildNodes(getter_AddRefs(childNodes));
|
|
if (NS_SUCCEEDED(result) && childNodes)
|
|
{
|
|
childNodes->GetLength(&count);
|
|
// if there are siblings to the right, split parent at offsetInParent+1
|
|
if ((PRInt32)count!=offsetInParent+1)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>newRightNode;
|
|
//nsCOMPtr<nsIDOMNode>temp;
|
|
if (gNoisy) { printf("* splitting parent %p at offset %d for right side\n", parent.get(), offsetInParent+1);}
|
|
result = nsEditor::SplitNode(parent, offsetInParent+1, getter_AddRefs(temp));
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
newRightNode = do_QueryInterface(parent);
|
|
parent = do_QueryInterface(temp);
|
|
if (gNoisy) { printf("* split created right node %p sibling of parent %p\n", newRightNode.get(), parent.get());}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(result) && 0!=offsetInParent) {
|
|
if (gNoisy) { printf("* splitting parent %p at offset %d for left side\n", parent.get(), offsetInParent);}
|
|
result = nsEditor::SplitNode(parent, offsetInParent, getter_AddRefs(newLeftNode));
|
|
if (gNoisy) { printf("* split created left node %p sibling of parent %p\n", newLeftNode.get(), parent.get());}
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{ // promote the selection to the grandparent
|
|
// first, determine the child's position in it's parent
|
|
PRInt32 childPositionInParent;
|
|
GetChildOffset(newMiddleNode, parent, childPositionInParent);
|
|
// compare childPositionInParent to the number of children in parent
|
|
//PRUint32 count=0;
|
|
//nsCOMPtr<nsIDOMNodeList>childNodes;
|
|
result = parent->GetChildNodes(getter_AddRefs(childNodes));
|
|
if (NS_SUCCEEDED(result) && childNodes) {
|
|
childNodes->GetLength(&count);
|
|
}
|
|
PRBool insertAfter = PR_FALSE;
|
|
// if they're equal, we'll insert newMiddleNode in grandParent after the parent
|
|
if ((PRInt32)count==childPositionInParent) {
|
|
insertAfter = PR_TRUE;
|
|
}
|
|
// now that we know where to put newMiddleNode, do it.
|
|
nsCOMPtr<nsIDOMNode>grandParent;
|
|
result = parent->GetParentNode(getter_AddRefs(grandParent));
|
|
if (NS_SUCCEEDED(result) && grandParent)
|
|
{
|
|
if (gNoisy) { printf("* deleting middle node %p\n", newMiddleNode.get());}
|
|
result = nsEditor::DeleteNode(newMiddleNode);
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
PRInt32 position;
|
|
result = GetChildOffset(parent, grandParent, position);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
if (PR_TRUE==insertAfter)
|
|
{
|
|
if (gNoisy) {printf("insertAfter=PR_TRUE, incr. position\n"); }
|
|
position++;
|
|
}
|
|
if (gNoisy) {
|
|
printf("* inserting node %p in grandparent %p at offset %d\n",
|
|
newMiddleNode.get(), grandParent.get(), position);
|
|
}
|
|
result = nsEditor::InsertNode(newMiddleNode, grandParent, position);
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
PRBool hasChildren=PR_TRUE;
|
|
parent->HasChildNodes(&hasChildren);
|
|
if (PR_FALSE==hasChildren) {
|
|
if (gNoisy) { printf("* deleting empty style node %p\n", parent.get());}
|
|
result = nsEditor::DeleteNode(parent);
|
|
if (gNoisy) {DebugDumpContent(); } // DEBUG
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/* this should only get called if the only intervening nodes are inline style nodes */
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveTextPropertiesForNodesWithSameParent(nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aParent,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute)
|
|
{
|
|
if (gNoisy) { printf("nsTextEditor::RemoveTextPropertiesForNodesWithSameParent\n"); }
|
|
nsresult result=NS_OK;
|
|
PRInt32 startOffset = aStartOffset;
|
|
PRInt32 endOffset;
|
|
nsCOMPtr<nsIDOMCharacterData>nodeAsChar;
|
|
nsCOMPtr<nsIDOMNode>parentNode = do_QueryInterface(aParent);
|
|
|
|
// remove aPropName from all intermediate nodes
|
|
nsCOMPtr<nsIDOMNode>siblingNode;
|
|
nsCOMPtr<nsIDOMNode>nextSiblingNode; // temp to hold the next node in the list
|
|
result = aStartNode->GetNextSibling(getter_AddRefs(siblingNode));
|
|
while (siblingNode && NS_SUCCEEDED(result))
|
|
{
|
|
// get next sibling right away, before we move siblingNode!
|
|
siblingNode->GetNextSibling(getter_AddRefs(nextSiblingNode));
|
|
if (aEndNode==siblingNode.get()) { // found the end node, handle that below
|
|
break;
|
|
}
|
|
else
|
|
{ // found a sibling node between aStartNode and aEndNode, remove the style node
|
|
PRUint32 childCount=0;
|
|
nodeAsChar = do_QueryInterface(siblingNode);
|
|
if (nodeAsChar) {
|
|
nodeAsChar->GetLength(&childCount);
|
|
}
|
|
else
|
|
{
|
|
nsCOMPtr<nsIDOMNodeList>grandChildNodes;
|
|
result = siblingNode->GetChildNodes(getter_AddRefs(grandChildNodes));
|
|
if (NS_SUCCEEDED(result) && grandChildNodes) {
|
|
grandChildNodes->GetLength(&childCount);
|
|
}
|
|
if (0==childCount)
|
|
{ // node has no children
|
|
// XXX: for now, I think that's ok. just pass in 0
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(result)) {
|
|
siblingNode->GetParentNode(getter_AddRefs(parentNode));
|
|
result = RemoveTextPropertiesForNode(siblingNode, parentNode, 0, childCount, aPropName, aAttribute);
|
|
}
|
|
}
|
|
siblingNode = do_QueryInterface(nextSiblingNode);
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
// remove aPropName from aStartNode
|
|
//nsCOMPtr<nsIDOMCharacterData>nodeAsChar;
|
|
nodeAsChar = do_QueryInterface(aStartNode);
|
|
if (nodeAsChar) {
|
|
nodeAsChar->GetLength((PRUint32 *)&endOffset);
|
|
}
|
|
else
|
|
{
|
|
if (gNoisy) { printf("not yet supported\n");}
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
result = aStartNode->GetParentNode(getter_AddRefs(parentNode));
|
|
if (NS_SUCCEEDED(result)) {
|
|
result = RemoveTextPropertiesForNode(aStartNode, parentNode, startOffset, endOffset, aPropName, aAttribute);
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
// remove aPropName from the end node
|
|
startOffset = 0;
|
|
endOffset = aEndOffset;
|
|
result = aEndNode->GetParentNode(getter_AddRefs(parentNode));
|
|
if (NS_SUCCEEDED(result)) {
|
|
result = RemoveTextPropertiesForNode(aEndNode, parentNode, startOffset, endOffset, aPropName, aAttribute);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::RemoveTextPropertiesForNodeWithDifferentParents(nsIDOMNode *aStartNode,
|
|
PRInt32 aStartOffset,
|
|
nsIDOMNode *aEndNode,
|
|
PRInt32 aEndOffset,
|
|
nsIDOMNode *aParent,
|
|
nsIAtom *aPropName,
|
|
const nsString *aAttribute)
|
|
{
|
|
if (gNoisy) { printf("start nsTextEditor::RemoveTextPropertiesForNodeWithDifferentParents\n"); }
|
|
nsresult result=NS_OK;
|
|
if (!aStartNode || !aEndNode || !aParent || !aPropName)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
PRInt32 rangeStartOffset = aStartOffset; // used to construct a range for the nodes between
|
|
PRInt32 rangeEndOffset = aEndOffset; // aStartNode and aEndNode after we've processed those endpoints
|
|
|
|
// temporary state variables
|
|
PRBool textPropertySet;
|
|
nsCOMPtr<nsIDOMNode>resultNode;
|
|
|
|
// delete the style node for the text in the start parent
|
|
nsCOMPtr<nsIDOMNode>startNode = do_QueryInterface(aStartNode); // use computed endpoint based on end points passed in
|
|
nsCOMPtr<nsIDOMNode>endNode = do_QueryInterface(aEndNode); // use computed endpoint based on end points passed in
|
|
nsCOMPtr<nsIDOMNode>parent; // the parent of the node we're operating on
|
|
PRBool skippedStartNode = PR_FALSE; // we skip the start node if aProp is not set on it
|
|
PRUint32 count;
|
|
nsCOMPtr<nsIDOMCharacterData>nodeAsChar;
|
|
nodeAsChar = do_QueryInterface(startNode);
|
|
if (nodeAsChar)
|
|
{
|
|
result = aStartNode->GetParentNode(getter_AddRefs(parent));
|
|
if (NS_FAILED(result)) { return result; }
|
|
nodeAsChar->GetLength(&count);
|
|
if ((PRUint32)aStartOffset!=count)
|
|
{ // only do this if at least one child is selected
|
|
IsTextPropertySetByContent(aStartNode, aPropName, aAttribute, nsnull, textPropertySet, getter_AddRefs(resultNode));
|
|
if (PR_TRUE==textPropertySet)
|
|
{
|
|
result = RemoveTextPropertiesForNode(aStartNode, parent, aStartOffset, count, aPropName, aAttribute);
|
|
if (0!=aStartOffset) {
|
|
rangeStartOffset = 0; // we split aStartNode at aStartOffset and it is the right node now
|
|
}
|
|
}
|
|
else
|
|
{
|
|
skippedStartNode = PR_TRUE;
|
|
if (gNoisy) { printf("skipping start node because property not set\n"); }
|
|
}
|
|
}
|
|
else
|
|
{
|
|
skippedStartNode = PR_TRUE;
|
|
if (gNoisy) { printf("skipping start node because aStartOffset==count\n"); }
|
|
}
|
|
}
|
|
else
|
|
{
|
|
startNode = GetChildAt(aStartNode, aStartOffset);
|
|
parent = do_QueryInterface(aStartNode);
|
|
if (!startNode || !parent) {return NS_ERROR_NULL_POINTER;}
|
|
IsTextPropertySetByContent(startNode, aPropName, aAttribute, nsnull, textPropertySet, getter_AddRefs(resultNode));
|
|
if (PR_TRUE==textPropertySet)
|
|
{
|
|
result = RemoveTextPropertiesForNode(startNode, parent, aStartOffset, aStartOffset+1, aPropName, aAttribute);
|
|
}
|
|
else
|
|
{
|
|
skippedStartNode = PR_TRUE;
|
|
if (gNoisy) { printf("skipping start node because property not set\n"); }
|
|
}
|
|
}
|
|
|
|
// delete the style node for the text in the end parent
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nodeAsChar = do_QueryInterface(endNode);
|
|
if (nodeAsChar)
|
|
{
|
|
result = endNode->GetParentNode(getter_AddRefs(parent));
|
|
if (NS_FAILED(result)) { return result; }
|
|
nodeAsChar->GetLength(&count);
|
|
if (aEndOffset!=0)
|
|
{ // only do this if at least one child is selected
|
|
IsTextPropertySetByContent(endNode, aPropName, aAttribute, nsnull, textPropertySet, getter_AddRefs(resultNode));
|
|
if (PR_TRUE==textPropertySet)
|
|
{
|
|
result = RemoveTextPropertiesForNode(endNode, parent, 0, aEndOffset, aPropName, aAttribute);
|
|
if (0!=aEndOffset) {
|
|
rangeEndOffset = 0; // we split endNode at aEndOffset and it is the right node now
|
|
}
|
|
}
|
|
else { if (gNoisy) { printf("skipping end node because aProperty not set.\n"); } }
|
|
}
|
|
else { if (gNoisy) { printf("skipping end node because aEndOffset==0\n"); } }
|
|
}
|
|
else
|
|
{
|
|
endNode = GetChildAt(aEndNode, aEndOffset);
|
|
parent = do_QueryInterface(aEndNode);
|
|
if (!endNode || !parent) {return NS_ERROR_NULL_POINTER;}
|
|
result = RemoveTextPropertiesForNode(endNode, parent, aEndOffset, aEndOffset+1, aPropName, aAttribute);
|
|
}
|
|
}
|
|
|
|
// remove aPropName style nodes for all the content between the start and end nodes
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
// build our own range now, because the endpoints may have shifted during shipping
|
|
nsCOMPtr<nsIDOMRange> range;
|
|
result = nsComponentManager::CreateInstance(kCRangeCID,
|
|
nsnull,
|
|
nsIDOMRange::GetIID(),
|
|
getter_AddRefs(range));
|
|
if (NS_FAILED(result)) { return result; }
|
|
if (!range) { return NS_ERROR_NULL_POINTER; }
|
|
// compute the start node
|
|
if (PR_TRUE==skippedStartNode)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>tempNode = do_QueryInterface(startNode);
|
|
nsEditor::GetNextNode(startNode, PR_TRUE, getter_AddRefs(tempNode));
|
|
startNode = do_QueryInterface(tempNode);
|
|
}
|
|
range->SetStart(startNode, rangeStartOffset);
|
|
range->SetEnd(endNode, rangeEndOffset);
|
|
if (gNoisy)
|
|
{
|
|
printf("created range [(%p,%d), (%p,%d)]\n",
|
|
startNode.get(), rangeStartOffset,
|
|
endNode.get(), rangeEndOffset);
|
|
}
|
|
|
|
nsVoidArray nodeList;
|
|
nsCOMPtr<nsIContentIterator>iter;
|
|
result = nsComponentManager::CreateInstance(kCContentIteratorCID, nsnull,
|
|
nsIContentIterator::GetIID(), getter_AddRefs(iter));
|
|
if ((NS_SUCCEEDED(result)) && iter)
|
|
{
|
|
nsCOMPtr<nsIContent>startContent;
|
|
startContent = do_QueryInterface(startNode);
|
|
nsCOMPtr<nsIContent>endContent;
|
|
endContent = do_QueryInterface(endNode);
|
|
if (startContent && endContent)
|
|
{
|
|
iter->Init(range);
|
|
nsCOMPtr<nsIContent> content;
|
|
iter->CurrentNode(getter_AddRefs(content));
|
|
nsAutoString propName; // the property we are removing
|
|
aPropName->ToString(propName);
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
if ((content.get() != startContent.get()) &&
|
|
(content.get() != endContent.get()))
|
|
{
|
|
nsCOMPtr<nsIDOMElement>element;
|
|
element = do_QueryInterface(content);
|
|
if (element)
|
|
{
|
|
nsString tag;
|
|
element->GetTagName(tag);
|
|
if (propName.EqualsIgnoreCase(tag))
|
|
{
|
|
if (-1==nodeList.IndexOf(content.get())) {
|
|
nodeList.AppendElement((void *)(content.get()));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// note we don't check the result, we just rely on iter->IsDone
|
|
iter->Next();
|
|
iter->CurrentNode(getter_AddRefs(content));
|
|
}
|
|
}
|
|
}
|
|
|
|
// now delete all the style nodes we found
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nsIContent *contentPtr;
|
|
contentPtr = (nsIContent*)(nodeList.ElementAt(0));
|
|
while (NS_SUCCEEDED(result) && contentPtr)
|
|
{
|
|
nsCOMPtr<nsIDOMNode>styleNode;
|
|
styleNode = do_QueryInterface(contentPtr);
|
|
// promote the children of styleNode
|
|
nsCOMPtr<nsIDOMNode>parentNode;
|
|
result = styleNode->GetParentNode(getter_AddRefs(parentNode));
|
|
if (NS_SUCCEEDED(result) && parentNode)
|
|
{
|
|
PRInt32 position;
|
|
result = GetChildOffset(styleNode, parentNode, position);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
nsCOMPtr<nsIDOMNode>previousSiblingNode;
|
|
nsCOMPtr<nsIDOMNode>childNode;
|
|
result = styleNode->GetLastChild(getter_AddRefs(childNode));
|
|
while (NS_SUCCEEDED(result) && childNode)
|
|
{
|
|
childNode->GetPreviousSibling(getter_AddRefs(previousSiblingNode));
|
|
// explicitly delete of childNode from styleNode
|
|
// can't just rely on DOM semantics of InsertNode doing the delete implicitly, doesn't undo!
|
|
result = nsEditor::DeleteNode(childNode);
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
result = nsEditor::InsertNode(childNode, parentNode, position);
|
|
if (gNoisy)
|
|
{
|
|
printf("deleted next sibling node %p\n", childNode.get());
|
|
DebugDumpContent(); // DEBUG
|
|
}
|
|
}
|
|
childNode = do_QueryInterface(previousSiblingNode);
|
|
} // end while loop
|
|
// delete styleNode
|
|
result = nsEditor::DeleteNode(styleNode);
|
|
if (gNoisy)
|
|
{
|
|
printf("deleted style node %p\n", styleNode.get());
|
|
DebugDumpContent(); // DEBUG
|
|
}
|
|
}
|
|
}
|
|
|
|
// get next content ptr
|
|
nodeList.RemoveElementAt(0);
|
|
contentPtr = (nsIContent*)(nodeList.ElementAt(0));
|
|
}
|
|
}
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
result = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(result))
|
|
{
|
|
selection->Collapse(startNode, rangeStartOffset);
|
|
selection->Extend(endNode, rangeEndOffset);
|
|
if (gNoisy) { printf("RTPFNWDP set selection.\n"); }
|
|
}
|
|
}
|
|
if (gNoisy)
|
|
{
|
|
printf("end nsTextEditor::RemoveTextPropertiesForNodeWithDifferentParents, dumping content...\n");
|
|
DebugDumpContent();
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|