зеркало из https://github.com/mozilla/pjs.git
2541 строка
78 KiB
C++
2541 строка
78 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 "nsTextEditor.h"
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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 "nsInsertHTMLTxn.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 "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 "nsIFileWidget.h" // for GetLocalFileURL stuff
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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 "prprf.h"
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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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static NS_DEFINE_IID(kInsertHTMLTxnIID, NS_INSERT_HTML_TXN_IID);
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static NS_DEFINE_CID(kEditorCID, NS_EDITOR_CID);
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static NS_DEFINE_CID(kTextEditorCID, NS_TEXTEDITOR_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(kHTMLEncoderCID, NS_HTML_ENCODER_CID);
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static NS_DEFINE_CID(kTextEncoderCID, NS_TEXT_ENCODER_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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nsHTMLEditor::nsHTMLEditor()
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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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}
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// Adds appropriate AddRef, Release, and QueryInterface methods for derived class
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//NS_IMPL_ISUPPORTS_INHERITED(nsHTMLEditor, nsTextEditor, nsIHTMLEditor)
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//NS_IMPL_ADDREF_INHERITED(Class, Super)
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NS_IMETHODIMP_(nsrefcnt) nsHTMLEditor::AddRef(void)
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{
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return nsTextEditor::AddRef();
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}
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//NS_IMPL_RELEASE_INHERITED(Class, Super)
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NS_IMETHODIMP_(nsrefcnt) nsHTMLEditor::Release(void)
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{
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return nsTextEditor::Release();
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}
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//NS_IMPL_QUERY_INTERFACE_INHERITED(Class, Super, AdditionalInterface)
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NS_IMETHODIMP nsHTMLEditor::QueryInterface(REFNSIID aIID, void** aInstancePtr)
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{
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if (!aInstancePtr) return NS_ERROR_NULL_POINTER;
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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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return nsTextEditor::QueryInterface(aIID, aInstancePtr);
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}
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NS_IMETHODIMP nsHTMLEditor::Init(nsIDOMDocument *aDoc,
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nsIPresShell *aPresShell)
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{
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NS_PRECONDITION(nsnull!=aDoc && nsnull!=aPresShell, "bad arg");
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nsresult res=NS_ERROR_NULL_POINTER;
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if ((nsnull!=aDoc) && (nsnull!=aPresShell))
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{
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return nsTextEditor::Init(aDoc, aPresShell);
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}
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return res;
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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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mRules = new nsHTMLEditRules();
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mRules->Init(this);
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}
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NS_IMETHODIMP nsHTMLEditor::SetTextProperty(nsIAtom *aProperty,
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const nsString *aAttribute,
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const nsString *aValue)
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{
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return nsTextEditor::SetTextProperty(aProperty, aAttribute, aValue);
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}
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NS_IMETHODIMP nsHTMLEditor::GetTextProperty(nsIAtom *aProperty,
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const nsString *aAttribute,
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const nsString *aValue,
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PRBool &aFirst, PRBool &aAny, PRBool &aAll)
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{
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return nsTextEditor::GetTextProperty(aProperty, aAttribute, aValue, aFirst, aAny, aAll);
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}
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NS_IMETHODIMP nsHTMLEditor::RemoveTextProperty(nsIAtom *aProperty, const nsString *aAttribute)
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{
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return nsTextEditor::RemoveTextProperty(aProperty, aAttribute);
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}
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NS_IMETHODIMP nsHTMLEditor::DeleteSelection(nsIEditor::ECollapsedSelectionAction aAction)
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{
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return nsTextEditor::DeleteSelection(aAction);
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}
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NS_IMETHODIMP nsHTMLEditor::InsertText(const nsString& aStringToInsert)
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{
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return nsTextEditor::InsertText(aStringToInsert);
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}
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NS_IMETHODIMP nsHTMLEditor::SetBackgroundColor(const nsString& aColor)
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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->SetBackgroundColor(aColor);
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#endif // ENABLE_JS_EDITOR_LOG
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nsresult res;
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NS_ASSERTION(mDoc, "Missing Editor DOM Document");
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// TODO: Check selection for Cell, Row, Column or table and do color on appropriate level
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// For initial testing, just set the background on the BODY tag (the document's background)
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// Set the background color attribute on the body tag
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nsCOMPtr<nsIDOMElement> bodyElement;
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res = nsEditor::GetBodyElement(getter_AddRefs(bodyElement));
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if (NS_SUCCEEDED(res) && bodyElement)
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{
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nsAutoEditBatch beginBatching(this);
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bodyElement->SetAttribute("bgcolor", aColor);
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}
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return res;
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}
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NS_IMETHODIMP nsHTMLEditor::SetBodyAttribute(const nsString& aAttribute, 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->SetBodyAttribute(aAttribute, aValue);
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#endif // ENABLE_JS_EDITOR_LOG
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nsresult res;
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// TODO: Check selection for Cell, Row, Column or table and do color on appropriate level
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NS_ASSERTION(mDoc, "Missing Editor DOM Document");
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// Set the background color attribute on the body tag
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nsCOMPtr<nsIDOMElement> bodyElement;
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res = nsEditor::GetBodyElement(getter_AddRefs(bodyElement));
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if (NS_SUCCEEDED(res) && bodyElement)
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{
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// Use the editor's method which goes through the transaction system
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SetAttribute(bodyElement, aAttribute, aValue);
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}
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return res;
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}
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NS_IMETHODIMP nsHTMLEditor::InsertBreak()
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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->InsertBreak();
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#endif // ENABLE_JS_EDITOR_LOG
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nsresult res;
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if (!mRules) { return NS_ERROR_NOT_INITIALIZED; }
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nsCOMPtr<nsIDOMSelection> selection;
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PRBool cancel= PR_FALSE;
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nsAutoEditBatch beginBatching(this);
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// pre-process
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nsEditor::GetSelection(getter_AddRefs(selection));
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nsTextRulesInfo ruleInfo(nsHTMLEditRules::kInsertBreak);
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res = mRules->WillDoAction(selection, &ruleInfo, &cancel);
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if ((PR_FALSE==cancel) && (NS_SUCCEEDED(res)))
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{
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// create the new BR node
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nsCOMPtr<nsIDOMNode> newNode;
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nsAutoString tag("BR");
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res = nsEditor::DeleteSelectionAndCreateNode(tag, getter_AddRefs(newNode));
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if (NS_SUCCEEDED(res) && newNode)
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{
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// set the selection to the new node
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nsCOMPtr<nsIDOMNode>parent;
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res = newNode->GetParentNode(getter_AddRefs(parent));
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if (NS_SUCCEEDED(res) && parent)
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{
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PRInt32 offsetInParent=-1; // we use the -1 as a marker to see if we need to compute this or not
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nsCOMPtr<nsIDOMNode>nextNode;
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newNode->GetNextSibling(getter_AddRefs(nextNode));
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if (nextNode)
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{
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nsCOMPtr<nsIDOMCharacterData>nextTextNode;
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nextTextNode = do_QueryInterface(nextNode);
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if (!nextTextNode) {
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nextNode = do_QueryInterface(newNode);
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}
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else {
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offsetInParent=0;
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}
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}
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else {
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nextNode = do_QueryInterface(newNode);
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}
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res = nsEditor::GetSelection(getter_AddRefs(selection));
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if (NS_SUCCEEDED(res))
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{
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if (-1==offsetInParent)
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{
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nextNode->GetParentNode(getter_AddRefs(parent));
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res = GetChildOffset(nextNode, parent, offsetInParent);
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if (NS_SUCCEEDED(res)) {
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selection->Collapse(parent, offsetInParent+1); // +1 to insert just after the break
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}
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}
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else
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{
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selection->Collapse(nextNode, offsetInParent);
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}
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}
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}
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}
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// post-process, always called if WillInsertBreak didn't return cancel==PR_TRUE
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res = mRules->DidDoAction(selection, &ruleInfo, res);
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}
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// XXXX: Horrible hack! We are doing this because
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// of an error in Gecko which is not rendering the
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// document after a change via the DOM - gpk 2/13/99
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// BEGIN HACK!!!
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// HACKForceRedraw();
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// END HACK
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return res;
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}
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NS_IMETHODIMP nsHTMLEditor::GetParagraphFormat(nsString& aParagraphFormat)
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{
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nsresult res = NS_ERROR_NOT_INITIALIZED;
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return res;
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}
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NS_IMETHODIMP nsHTMLEditor::SetParagraphFormat(const nsString& aParagraphFormat)
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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->SetParagraphFormat(aParagraphFormat);
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#endif // ENABLE_JS_EDITOR_LOG
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nsresult res = NS_ERROR_NOT_INITIALIZED;
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//Kinda sad to waste memory just to force lower case
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nsAutoString tag = aParagraphFormat;
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tag.ToLowerCase();
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if (tag == "normal" || tag == "p") {
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res = RemoveParagraphStyle();
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} else {
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res = ReplaceBlockParent(tag);
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}
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return res;
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}
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// Methods shared with the base editor.
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// Note: We could call each of these via nsTextEditor -- is that better?
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NS_IMETHODIMP nsHTMLEditor::EnableUndo(PRBool aEnable)
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{
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return nsTextEditor::EnableUndo(aEnable);
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}
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NS_IMETHODIMP nsHTMLEditor::Undo(PRUint32 aCount)
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{
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return nsTextEditor::Undo(aCount);
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}
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NS_IMETHODIMP nsHTMLEditor::CanUndo(PRBool &aIsEnabled, PRBool &aCanUndo)
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{
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return nsTextEditor::CanUndo(aIsEnabled, aCanUndo);
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}
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NS_IMETHODIMP nsHTMLEditor::Redo(PRUint32 aCount)
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{
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return nsTextEditor::Redo(aCount);
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}
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NS_IMETHODIMP nsHTMLEditor::CanRedo(PRBool &aIsEnabled, PRBool &aCanRedo)
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{
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return nsTextEditor::CanRedo(aIsEnabled, aCanRedo);
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}
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NS_IMETHODIMP nsHTMLEditor::BeginTransaction()
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{
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return nsTextEditor::BeginTransaction();
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}
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NS_IMETHODIMP nsHTMLEditor::EndTransaction()
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{
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return nsTextEditor::EndTransaction();
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}
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NS_IMETHODIMP nsHTMLEditor::MoveSelectionUp(nsIAtom *aIncrement, PRBool aExtendSelection)
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{
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return nsTextEditor::MoveSelectionUp(aIncrement, aExtendSelection);
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}
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NS_IMETHODIMP nsHTMLEditor::MoveSelectionDown(nsIAtom *aIncrement, PRBool aExtendSelection)
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{
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return nsTextEditor::MoveSelectionDown(aIncrement, aExtendSelection);
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}
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NS_IMETHODIMP nsHTMLEditor::MoveSelectionNext(nsIAtom *aIncrement, PRBool aExtendSelection)
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{
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return nsTextEditor::MoveSelectionNext(aIncrement, aExtendSelection);
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}
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NS_IMETHODIMP nsHTMLEditor::MoveSelectionPrevious(nsIAtom *aIncrement, PRBool aExtendSelection)
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{
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return nsTextEditor::MoveSelectionPrevious(aIncrement, aExtendSelection);
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}
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NS_IMETHODIMP nsHTMLEditor::SelectNext(nsIAtom *aIncrement, PRBool aExtendSelection)
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{
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return nsTextEditor::SelectNext(aIncrement, aExtendSelection);
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}
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NS_IMETHODIMP nsHTMLEditor::SelectPrevious(nsIAtom *aIncrement, PRBool aExtendSelection)
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{
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return nsTextEditor::SelectPrevious(aIncrement, aExtendSelection);
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}
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NS_IMETHODIMP nsHTMLEditor::SelectAll()
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{
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return nsTextEditor::SelectAll();
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}
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NS_IMETHODIMP nsHTMLEditor::BeginningOfDocument()
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{
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return nsEditor::BeginningOfDocument();
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}
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NS_IMETHODIMP nsHTMLEditor::EndOfDocument()
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{
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return nsEditor::EndOfDocument();
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}
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NS_IMETHODIMP nsHTMLEditor::ScrollUp(nsIAtom *aIncrement)
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{
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return nsTextEditor::ScrollUp(aIncrement);
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}
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NS_IMETHODIMP nsHTMLEditor::ScrollDown(nsIAtom *aIncrement)
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{
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return nsTextEditor::ScrollDown(aIncrement);
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}
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NS_IMETHODIMP nsHTMLEditor::ScrollIntoView(PRBool aScrollToBegin)
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{
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return nsTextEditor::ScrollIntoView(aScrollToBegin);
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}
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NS_IMETHODIMP nsHTMLEditor::Save()
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{
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return nsTextEditor::Save();
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}
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NS_IMETHODIMP nsHTMLEditor::SaveAs(PRBool aSavingCopy)
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{
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return nsTextEditor::SaveAs(aSavingCopy);
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}
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NS_IMETHODIMP nsHTMLEditor::Cut()
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{
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return nsTextEditor::Cut();
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}
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NS_IMETHODIMP nsHTMLEditor::Copy()
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{
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return nsTextEditor::Copy();
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}
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NS_IMETHODIMP nsHTMLEditor::Paste()
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{
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return nsTextEditor::Paste();
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}
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//
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// HTML PasteAsQuotation: Paste in a blockquote type=cite
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//
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NS_IMETHODIMP nsHTMLEditor::PasteAsQuotation()
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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->PasteAsQuotation();
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#endif // ENABLE_JS_EDITOR_LOG
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nsAutoString citation("");
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return PasteAsCitedQuotation(citation);
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}
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NS_IMETHODIMP nsHTMLEditor::PasteAsCitedQuotation(const nsString& aCitation)
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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->PasteAsCitedQuotation(aCitation);
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#endif // ENABLE_JS_EDITOR_LOG
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nsAutoEditBatch beginBatching(this);
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nsCOMPtr<nsIDOMNode> newNode;
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nsAutoString tag("blockquote");
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nsresult res = nsEditor::DeleteSelectionAndCreateNode(tag, getter_AddRefs(newNode));
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if (NS_FAILED(res) || !newNode)
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return res;
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// Try to set type=cite. Ignore it if this fails.
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nsCOMPtr<nsIDOMElement> newElement (do_QueryInterface(newNode));
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if (newElement)
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{
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nsAutoString type ("type");
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nsAutoString cite ("cite");
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newElement->SetAttribute(type, cite);
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}
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// Set the selection to the underneath the node we just inserted:
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nsCOMPtr<nsIDOMSelection> selection;
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res = GetSelection(getter_AddRefs(selection));
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if (NS_FAILED(res) || !selection)
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{
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#ifdef DEBUG_akkana
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printf("Can't get selection!");
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#endif
|
|
}
|
|
|
|
res = selection->Collapse(newNode, 0);
|
|
if (NS_FAILED(res))
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Couldn't collapse");
|
|
#endif
|
|
}
|
|
|
|
res = Paste();
|
|
return res;
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
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 = nsEditor::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::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::OutputTextToString(nsString& aOutputString, PRBool aSelectionOnly)
|
|
{
|
|
return nsTextEditor::OutputTextToString(aOutputString, aSelectionOnly);
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::OutputHTMLToString(nsString& aOutputString, PRBool aSelectionOnly)
|
|
{
|
|
#if defined(DEBUG_akkana)
|
|
printf("============Content dump:===========\n");
|
|
|
|
nsCOMPtr<nsIDocument> thedoc;
|
|
nsCOMPtr<nsIPresShell> presShell;
|
|
if (NS_SUCCEEDED(GetPresShell(getter_AddRefs(presShell))))
|
|
{
|
|
presShell->GetDocument(getter_AddRefs(thedoc));
|
|
if (thedoc) {
|
|
nsIContent* root = thedoc->GetRootContent();
|
|
if (nsnull != root) {
|
|
root->List(stdout);
|
|
NS_RELEASE(root);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return nsTextEditor::OutputHTMLToString(aOutputString, aSelectionOnly);
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::OutputTextToStream(nsIOutputStream* aOutputStream, nsString* aCharset, PRBool aSelectionOnly)
|
|
{
|
|
return nsTextEditor::OutputTextToStream(aOutputStream, aCharset, aSelectionOnly);
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::OutputHTMLToStream(nsIOutputStream* aOutputStream,nsString* aCharset, PRBool aSelectionOnly)
|
|
{
|
|
return nsTextEditor::OutputHTMLToStream(aOutputStream, aCharset, aSelectionOnly);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::CopyAttributes(nsIDOMNode *aDestNode, nsIDOMNode *aSourceNode)
|
|
{
|
|
return nsTextEditor::CopyAttributes(aDestNode, aSourceNode);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::ApplyStyleSheet(const nsString& aURL)
|
|
{
|
|
return nsTextEditor::ApplyStyleSheet(aURL);
|
|
}
|
|
|
|
//================================================================
|
|
// HTML Editor methods
|
|
//
|
|
// Note: Table Editing methods are implemented in EditTable.cpp
|
|
//
|
|
|
|
// 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;
|
|
enumerator = do_QueryInterface(selection);
|
|
if (enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsISupports *currentItem;
|
|
res = enumerator->CurrentItem(¤tItem);
|
|
if ((NS_SUCCEEDED(res)) && (nsnull!=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();
|
|
nsISupports *currentItem;
|
|
res = enumerator->CurrentItem(¤tItem);
|
|
if ((NS_SUCCEEDED(res)) && (nsnull!=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;
|
|
enumerator = do_QueryInterface(selection);
|
|
if (enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsISupports *currentItem;
|
|
res = enumerator->CurrentItem(¤tItem);
|
|
if ((NS_SUCCEEDED(res)) && (nsnull!=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::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;
|
|
nsTextEditor::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 = nsTextEditor::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 = nsTextEditor::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 = nsTextEditor::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 = nsTextEditor::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 = nsTextEditor::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 = nsTextEditor::DeleteNode(childNode);
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = nsTextEditor::InsertNode(childNode, grandParent, offsetInParent);
|
|
}
|
|
}
|
|
}
|
|
if (gNoisy) { printf("removing the old block parent %p\n", blockParentNode.get()); }
|
|
res = nsTextEditor::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::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;
|
|
enumerator = do_QueryInterface(selection);
|
|
if (enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsISupports *currentItem;
|
|
res = enumerator->CurrentItem(¤tItem);
|
|
if ((NS_SUCCEEDED(res)) && (nsnull!=currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
res = RemoveParagraphStyleFromRange(range);
|
|
}
|
|
}
|
|
}
|
|
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 = nsTextEditor::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 = nsTextEditor::DeleteNode(childNode);
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = nsTextEditor::InsertNode(childNode, grandParent, offsetInParent);
|
|
}
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = nsTextEditor::DeleteNode(blockParentElement);
|
|
}
|
|
}
|
|
}
|
|
res = nsTextEditor::GetBlockParent(startParent, getter_AddRefs(blockParentElement));
|
|
}
|
|
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;
|
|
enumerator = do_QueryInterface(selection);
|
|
if (enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsISupports *currentItem;
|
|
res = enumerator->CurrentItem(¤tItem);
|
|
if ((NS_SUCCEEDED(res)) && (nsnull!=currentItem))
|
|
{
|
|
nsCOMPtr<nsIDOMRange> range( do_QueryInterface(currentItem) );
|
|
res = RemoveParentFromRange(aParentTag, range);
|
|
}
|
|
}
|
|
}
|
|
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 = nsTextEditor::DeleteNode(childNode);
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = nsTextEditor::InsertNode(childNode, grandParent, offsetInParent);
|
|
}
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(res)) {
|
|
res = nsTextEditor::DeleteNode(parentElement);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
else if (PR_TRUE==isRoot) { // hit a local root node, terminate loop
|
|
break;
|
|
}
|
|
res = parentElement->GetParentNode(getter_AddRefs(parentNode));
|
|
}
|
|
}
|
|
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);
|
|
if (NS_FAILED(res)) return res;
|
|
// topChild already went to the right on the split
|
|
// so we don't need to add one to offset when figuring
|
|
// out where to plop list
|
|
offset = GetIndexOf(parent,topChild);
|
|
}
|
|
|
|
// 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::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);
|
|
if (NS_FAILED(res)) return res;
|
|
// topChild already went to the right on the split
|
|
// so we don't need to add one to offset when figuring
|
|
// out where to plop list
|
|
offset = GetIndexOf(parent,topChild);
|
|
}
|
|
|
|
// 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::InsertLink(nsString& aURL)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertLink(aURL);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsAutoEditBatch beginBatching(this);
|
|
|
|
// Find out if the selection is collapsed:
|
|
nsCOMPtr<nsIDOMSelection> selection;
|
|
nsresult res = GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(res) || !selection)
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Can't get selection!");
|
|
#endif
|
|
return res;
|
|
}
|
|
PRBool isCollapsed;
|
|
res = selection->GetIsCollapsed(&isCollapsed);
|
|
if (NS_FAILED(res))
|
|
isCollapsed = PR_TRUE;
|
|
|
|
// Temporary: we need to save the contents of the selection,
|
|
// then insert them back in as the child of the newly created
|
|
// anchor node in order to put the link around the selection.
|
|
// This will require copying the selection into a document fragment,
|
|
// then splicing the document fragment back into the tree after the
|
|
// new anchor node has been put in place. As a temporary solution,
|
|
// Copy/Paste does this for us in the text case
|
|
// (and eventually in all cases).
|
|
if (!isCollapsed)
|
|
(void)Copy();
|
|
|
|
nsCOMPtr<nsIDOMNode> newNode;
|
|
nsAutoString tag("A");
|
|
res = nsEditor::DeleteSelectionAndCreateNode(tag, getter_AddRefs(newNode));
|
|
if (NS_FAILED(res) || !newNode)
|
|
return res;
|
|
|
|
nsCOMPtr<nsIDOMHTMLAnchorElement> anchor (do_QueryInterface(newNode));
|
|
if (!anchor)
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Not an anchor element\n");
|
|
#endif
|
|
return NS_NOINTERFACE;
|
|
}
|
|
|
|
res = anchor->SetHref(aURL);
|
|
if (NS_FAILED(res))
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("SetHref failed");
|
|
#endif
|
|
return res;
|
|
}
|
|
|
|
// Set the selection to the node we just inserted:
|
|
res = GetSelection(getter_AddRefs(selection));
|
|
if (NS_FAILED(res) || !selection)
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Can't get selection!");
|
|
#endif
|
|
return res;
|
|
}
|
|
res = selection->Collapse(newNode, 0);
|
|
if (NS_FAILED(res))
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Couldn't collapse");
|
|
#endif
|
|
return res;
|
|
}
|
|
|
|
// If we weren't collapsed, paste the old selection back in under the link:
|
|
if (!isCollapsed)
|
|
(void)Paste();
|
|
// Otherwise (we were collapsed) insert some bogus text in
|
|
// so the link will be visible
|
|
else
|
|
{
|
|
nsString link("[***]");
|
|
(void) InsertText(link); // ignore return value -- we don't care
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::InsertImage(nsString& aURL,
|
|
nsString& aWidth, nsString& aHeight,
|
|
nsString& aHspace, nsString& aVspace,
|
|
nsString& aBorder,
|
|
nsString& aAlt,
|
|
nsString& aAlignment)
|
|
{
|
|
#ifdef ENABLE_JS_EDITOR_LOG
|
|
nsAutoJSEditorLogLock logLock(mJSEditorLog);
|
|
|
|
if (mJSEditorLog)
|
|
mJSEditorLog->InsertImage(aURL, aWidth, aHeight, aHspace, aVspace, aBorder, aAlt, aAlignment);
|
|
#endif // ENABLE_JS_EDITOR_LOG
|
|
|
|
nsresult res;
|
|
nsCOMPtr<nsIDOMNode> newNode;
|
|
|
|
nsCOMPtr<nsIDOMDocument>doc;
|
|
res = GetDocument(getter_AddRefs(doc));
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
nsAutoString tag("IMG");
|
|
nsCOMPtr<nsIDOMElement>newElement;
|
|
res = doc->CreateElement(tag, getter_AddRefs(newElement));
|
|
if (NS_SUCCEEDED(res) && newElement)
|
|
{
|
|
newNode = do_QueryInterface(newElement);
|
|
nsCOMPtr<nsIDOMHTMLImageElement> image (do_QueryInterface(newNode));
|
|
// Set all the attributes now, before we insert into the tree:
|
|
if (image)
|
|
{
|
|
if (NS_SUCCEEDED(res = image->SetSrc(aURL)))
|
|
if (NS_SUCCEEDED(res = image->SetWidth(aWidth)))
|
|
if (NS_SUCCEEDED(res = image->SetHeight(aHeight)))
|
|
if (NS_SUCCEEDED(res = image->SetAlt(aAlt)))
|
|
if (NS_SUCCEEDED(res = image->SetBorder(aBorder)))
|
|
if (NS_SUCCEEDED(res = image->SetAlign(aAlignment)))
|
|
if (NS_SUCCEEDED(res = image->SetHspace(aHspace)))
|
|
if (NS_SUCCEEDED(res = image->SetVspace(aVspace)))
|
|
;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If any of these failed, then don't insert the new node into the tree
|
|
if (NS_FAILED(res))
|
|
{
|
|
#ifdef DEBUG_akkana
|
|
printf("Some failure creating the new image node\n");
|
|
#endif
|
|
return res;
|
|
}
|
|
|
|
//
|
|
// Now we're ready to insert the new image node:
|
|
// Starting now, don't return without ending the transaction!
|
|
//
|
|
nsAutoEditBatch beginBatching(this);
|
|
|
|
nsCOMPtr<nsIDOMNode> parentNode;
|
|
PRInt32 offsetOfNewNode;
|
|
res = DeleteSelectionAndPrepareToCreateNode(parentNode,
|
|
offsetOfNewNode);
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
// and insert it into the right place in the tree:
|
|
res = InsertNode(newNode, parentNode, offsetOfNewNode);
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
// This should replace InsertLink and InsertImage once it is working
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::GetSelectedElement(const nsString& aTagName, nsIDOMElement** aReturn)
|
|
{
|
|
if (!aReturn )
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
*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;
|
|
|
|
// Don't bother to examine selection if it is collapsed
|
|
if (!isCollapsed)
|
|
{
|
|
nsCOMPtr<nsIEnumerator> enumerator;
|
|
enumerator = do_QueryInterface(selection);
|
|
if (enumerator)
|
|
{
|
|
enumerator->First();
|
|
nsISupports *currentItem;
|
|
res = enumerator->CurrentItem(¤tItem);
|
|
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;
|
|
res = iter->CurrentNode(getter_AddRefs(content));
|
|
//PRBool bOtherNodeTypeFound = PR_FALSE;
|
|
|
|
while (NS_COMFALSE == iter->IsDone())
|
|
{
|
|
// 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"
|
|
if (TagName == "href" || (TagName == "anchor"))
|
|
{
|
|
// We could use GetAttribute, but might as well use anchor element directly
|
|
nsCOMPtr<nsIDOMHTMLAnchorElement> anchor = do_QueryInterface(selectedElement);
|
|
if (anchor)
|
|
{
|
|
nsString tmpText;
|
|
if( TagName == "href")
|
|
{
|
|
if (NS_SUCCEEDED(anchor->GetHref(tmpText)) && tmpText.GetUnicode() && tmpText.Length() != 0)
|
|
bNodeFound = PR_TRUE;
|
|
} else if (TagName == "anchor")
|
|
{
|
|
if (NS_SUCCEEDED(anchor->GetName(tmpText)) && tmpText.GetUnicode() && tmpText.Length() != 0)
|
|
bNodeFound = PR_TRUE;
|
|
}
|
|
#if 0
|
|
// Not sure if this kind of logic should be here or in JavaScript
|
|
} else if (TagName == "href")
|
|
{
|
|
// Check for a single image is inside a link
|
|
// It is usually the immediate parent, but lets be sure
|
|
// by walking up the parents until we find an "A" tag
|
|
nsCOMPtr<nsIDOMHTMLImageElement> image = do_QueryInterface(selectedElement);
|
|
if (image)
|
|
{
|
|
nsCOMPtr<nsIDOMNode> parent;
|
|
nsCOMPtr<nsIDOMNode> current = do_QueryInterface(selectedElement);
|
|
PRBool notDone = PR_TRUE;
|
|
do {
|
|
res = current->GetParentNode(getter_AddRefs(parent));
|
|
notDone = NS_SUCCEEDED(res) && parent != nsnull;
|
|
if(notDone)
|
|
{
|
|
nsString tmpText;
|
|
/*nsCOMPtr<nsIDOMHTMLAnchorElement>*/
|
|
anchor = do_QueryInterface(parent);
|
|
if (anchor && NS_SUCCEEDED(anchor->GetHref(tmpText)) && tmpText.GetUnicode() && tmpText.Length() != 0)
|
|
{
|
|
|
|
nsCOMPtr<nsIDOMElement> link = do_QueryInterface(parent);
|
|
if (link)
|
|
{
|
|
*aReturn =link;
|
|
// Getters must addref
|
|
NS_ADDREF(*aReturn);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
}
|
|
current = parent;
|
|
} while (notDone);
|
|
}
|
|
#endif
|
|
}
|
|
} 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;
|
|
|
|
PRBool isHREF = (TagName == "href");
|
|
PRBool isAnchor = (TagName == "anchor");
|
|
if (isHREF || isAnchor)
|
|
{
|
|
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
|
|
// SHOULD THIS BE PUT IN "RULES" SYSTEM OR
|
|
// ATTRIBUTES SAVED IN PREFS?
|
|
if (isAnchor)
|
|
{
|
|
// TODO: Get the text of the selection and build a suggested Name
|
|
// Replace spaces with "_"
|
|
} else 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", "");
|
|
}
|
|
// ADD OTHER DEFAULT ATTRIBUTES HERE
|
|
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
*aReturn = newElement;
|
|
}
|
|
|
|
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);
|
|
|
|
nsCOMPtr<nsIDOMNode> parentSelectedNode;
|
|
PRInt32 offsetOfNewNode;
|
|
|
|
// Clear current selection.
|
|
// Should put caret at anchor point?
|
|
if (!aDeleteSelection)
|
|
{
|
|
nsCOMPtr<nsIDOMSelection>selection;
|
|
res = nsEditor::GetSelection(getter_AddRefs(selection));
|
|
if (NS_SUCCEEDED(res) && selection)
|
|
selection->ClearSelection();
|
|
}
|
|
PRBool isInline;
|
|
|
|
//
|
|
res = DeleteSelectionAndPrepareToCreateNode(parentSelectedNode, offsetOfNewNode);
|
|
if (NS_SUCCEEDED(res))
|
|
{
|
|
nsCOMPtr<nsIDOMNode> newNode = do_QueryInterface(aElement);
|
|
res = IsNodeInline(newNode, isInline);
|
|
if( NS_SUCCEEDED(res))
|
|
{
|
|
// The simple case of an inline node
|
|
res = InsertNode(aElement, parentSelectedNode, offsetOfNewNode);
|
|
if( NS_SUCCEEDED(res))
|
|
SetCaretAfterElement(aElement);
|
|
}
|
|
}
|
|
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;
|
|
|
|
// 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");
|
|
SetTextProperty(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;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
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;
|
|
|
|
// 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 after desired element,
|
|
selection->Collapse(parent, offsetInParent+1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
PRBool
|
|
nsHTMLEditor::CanContainTag(nsIDOMNode* aParent, const nsString &aTag)
|
|
{
|
|
if (!aParent) return PR_FALSE;
|
|
|
|
static nsAutoString ulTag = "ul";
|
|
static nsAutoString olTag = "ol";
|
|
static nsAutoString liTag = "li";
|
|
static nsAutoString bodyTag = "body";
|
|
static nsAutoString tdTag = "td";
|
|
static nsAutoString thTag = "th";
|
|
static nsAutoString bqTag = "blockquote";
|
|
|
|
nsCOMPtr<nsIAtom> pTagAtom = GetTag(aParent);
|
|
nsAutoString pTag;
|
|
pTagAtom->ToString(pTag);
|
|
|
|
// flesh this out...
|
|
// for now, only lists and blockquotes are using this funct
|
|
|
|
if (aTag.EqualsIgnoreCase(ulTag) ||
|
|
aTag.EqualsIgnoreCase(olTag) )
|
|
{
|
|
if (pTag.EqualsIgnoreCase(bodyTag) ||
|
|
pTag.EqualsIgnoreCase(tdTag) ||
|
|
pTag.EqualsIgnoreCase(thTag) ||
|
|
pTag.EqualsIgnoreCase(ulTag) ||
|
|
pTag.EqualsIgnoreCase(olTag) ||
|
|
pTag.EqualsIgnoreCase(liTag) ||
|
|
pTag.EqualsIgnoreCase(bqTag) )
|
|
{
|
|
return PR_TRUE;
|
|
}
|
|
}
|
|
else if (aTag.EqualsIgnoreCase(bqTag) )
|
|
{
|
|
if (pTag.EqualsIgnoreCase(bodyTag) ||
|
|
pTag.EqualsIgnoreCase(tdTag) ||
|
|
pTag.EqualsIgnoreCase(thTag) ||
|
|
pTag.EqualsIgnoreCase(liTag) ||
|
|
pTag.EqualsIgnoreCase(bqTag) )
|
|
{
|
|
return PR_TRUE;
|
|
}
|
|
}
|
|
return PR_FALSE;
|
|
}
|
|
|
|
|
|
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::BeginComposition(void)
|
|
{
|
|
return nsTextEditor::BeginComposition();
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::EndComposition(void)
|
|
{
|
|
return nsTextEditor::EndComposition();
|
|
}
|
|
|
|
NS_IMETHODIMP nsHTMLEditor::SetCompositionString(const nsString& aCompositionString, nsIDOMTextRangeList* aTextRangeList)
|
|
{
|
|
return nsTextEditor::SetCompositionString(aCompositionString,aTextRangeList);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::DebugUnitTests(PRInt32 *outNumTests, PRInt32 *outNumTestsFailed)
|
|
{
|
|
#ifdef DEBUG
|
|
if (!outNumTests || !outNumTestsFailed)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
// first, run the text editor tests (is this appropriate?)
|
|
nsresult rv = nsTextEditor::DebugUnitTests(outNumTests, outNumTestsFailed);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// now run our tests
|
|
|
|
|
|
|
|
*outNumTests += 0;
|
|
*outNumTestsFailed += 0;
|
|
return NS_OK;
|
|
#else
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#endif
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::StartLogging(nsIFileSpec *aLogFile)
|
|
{
|
|
return nsTextEditor::StartLogging(aLogFile);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHTMLEditor::StopLogging()
|
|
{
|
|
return nsTextEditor::StopLogging();
|
|
}
|
|
|