pjs/editor/base/nsEditorShell.cpp

5284 строки
139 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include <stdio.h>
#include "nsEditorShell.h"
#include "nsIPlaintextEditor.h"
#include "nsIWebShell.h"
#include "nsIBaseWindow.h"
#include "nsIContentViewerFile.h"
#include "pratom.h"
#include "prprf.h"
#include "nsIComponentManager.h"
#include "nsIFocusController.h"
#include "nsIScriptContext.h"
#include "nsIScriptGlobalObject.h"
#include "nsIScriptGlobalObjectOwner.h"
#include "nsIDOMDocument.h"
#include "nsIMarkupDocumentViewer.h"
#include "nsIDOMHTMLDocument.h"
#include "nsIDiskDocument.h"
#include "nsIDocument.h"
#include "nsIDOMWindowInternal.h"
#include "nsPIDOMWindow.h"
#include "nsIDOMNode.h"
#include "nsIDOMNodeList.h"
#include "nsICSSLoader.h"
#include "nsICSSStyleSheet.h"
#include "nsIStyleSheet.h"
#include "nsIStyleSet.h"
#include "nsIContent.h"
#include "nsIHTMLContentContainer.h"
#include "nsIURI.h"
#include "nsCURILoader.h"
#include "nsNetUtil.h"
#include "nsIFileChannel.h"
#include "nsIScriptGlobalObject.h"
#include "nsIWebNavigation.h"
#include "nsCOMPtr.h"
#include "nsIServiceManager.h"
#include "nsIURL.h"
#include "nsIWidget.h"
#include "nsIWindowMediator.h"
#include "plevent.h"
#include "nsXPIDLString.h"
#include "nsIAppShell.h"
#include "nsIAppShellService.h"
#include "nsAppShellCIDs.h"
#include "nsIDocumentViewer.h"
#include "nsIDOMHTMLImageElement.h"
#include "nsIPresShell.h"
#include "nsIPresContext.h"
#include "nsISelection.h"
#include "nsISelectionPrivate.h"
#include "nsIFilePicker.h"
#include "nsIFindComponent.h"
#include "nsIPrompt.h"
#include "nsIDialogParamBlock.h"
#include "nsIPromptService.h"
#include "nsPIPromptService.h"
#include "nsIEditorController.h"
//#include "nsEditorController.h"
#include "nsIControllers.h"
#include "nsIDocShell.h"
#include "nsIDocShellTreeItem.h"
#include "nsIDocShellTreeOwner.h"
#include "nsIDocShellTreeNode.h"
#include "nsITransactionManager.h"
#include "nsIDocumentEncoder.h"
#include "nsIRefreshURI.h"
#include "nsIPref.h"
#include "nsILookAndFeel.h"
#include "nsIChromeRegistry.h"
///////////////////////////////////////
// Editor Includes
///////////////////////////////////////
#include "nsIDOMEventCapturer.h"
#include "nsString.h"
#include "nsIDOMText.h"
#include "nsIDOMElement.h"
#include "nsIDOMWindowCollection.h"
#include "nsIWebProgress.h"
#include "nsIEditor.h"
#include "nsIHTMLEditor.h"
#include "nsIEditorStyleSheets.h"
#include "nsIEditorMailSupport.h"
#include "nsITableEditor.h"
#include "nsIEditorLogging.h"
#include "nsEditorCID.h"
#include "nsIComponentManager.h"
#include "nsTextServicesCID.h"
#include "nsITextServicesDocument.h"
#include "nsISpellChecker.h"
#include "nsInterfaceState.h"
#include "nsEditorShellMouseListener.h"
///////////////////////////////////////
// Drag & Drop, Clipboard
#include "nsWidgetsCID.h"
#include "nsIClipboard.h"
#include "nsITransferable.h"
#include "nsISupportsArray.h"
/* Define Class IDs */
static NS_DEFINE_CID(kHTMLEditorCID, NS_HTMLEDITOR_CID);
static NS_DEFINE_CID(kCTextServicesDocumentCID, NS_TEXTSERVICESDOCUMENT_CID);
static NS_DEFINE_CID(kCStringBundleServiceCID, NS_STRINGBUNDLESERVICE_CID);
static NS_DEFINE_CID(kPrefServiceCID, NS_PREF_CID);
static NS_DEFINE_CID(kChromeRegistryCID, NS_CHROMEREGISTRY_CID);
static NS_DEFINE_CID(kStandardURLCID, NS_STANDARDURL_CID);
#define APP_DEBUG 0
#define EDITOR_BUNDLE_URL "chrome://editor/locale/editor.properties"
#define EDITOR_DEFAULT_DIR_PREF "editor.default.dir"
enum {
eEditorController,
eComposerController
};
/////////////////////////////////////////////////////////////////////////
// Utility to extract document from a webshell object.
static nsresult
GetDocument(nsIDocShell *aDocShell, nsIDocument **aDoc )
{
// Get content viewer from the web shell.
nsCOMPtr<nsIContentViewer> contentViewer;
nsresult res = (aDocShell && aDoc) ?
aDocShell->GetContentViewer(getter_AddRefs(contentViewer))
: NS_ERROR_NULL_POINTER;
if ( NS_SUCCEEDED(res) && contentViewer )
{
// Up-cast to a document viewer.
nsCOMPtr<nsIDocumentViewer> docViewer(do_QueryInterface(contentViewer));
if ( docViewer )
{
// Get the document from the doc viewer.
res = docViewer->GetDocument(*aDoc);
}
}
return res;
}
// Utility get a UI element
static nsresult
GetChromeElement(nsIDocShell *aShell, const char *aID, nsIDOMElement **aElement)
{
if (!aElement) return NS_ERROR_NULL_POINTER;
*aElement = nsnull;
nsCOMPtr<nsIDocument> doc;
nsresult rv = GetDocument( aShell, getter_AddRefs(doc) );
if(NS_SUCCEEDED(rv) && doc)
{
nsCOMPtr<nsIDOMDocument> dDoc( do_QueryInterface(doc) );
if ( dDoc )
{
nsCOMPtr<nsIDOMElement> elem;
rv = dDoc->GetElementById( NS_ConvertASCIItoUCS2(aID), getter_AddRefs(elem) );
if (elem)
{
*aElement = elem.get();
NS_ADDREF(*aElement);
}
}
}
return rv;
}
// Utility to set and attribute of a UI element
static nsresult
SetChromeAttribute(nsIDocShell *aShell, const char *aID,
const char *aName, const nsString &aValue)
{
nsCOMPtr<nsIDOMElement> elem;
nsresult rv = GetChromeElement(aShell, aID, getter_AddRefs(elem));
if (NS_SUCCEEDED(rv) && elem)
// Set the text attribute.
rv = elem->SetAttribute( NS_ConvertASCIItoUCS2(aName), aValue);
return rv;
}
// Utility to get the treeOwner for a docShell
static nsresult
GetTreeOwner(nsIDocShell* aDocShell, nsIBaseWindow** aBaseWindow)
{
nsCOMPtr<nsIDocShellTreeItem> docShellAsItem(do_QueryInterface(aDocShell));
NS_ENSURE_TRUE(docShellAsItem, NS_ERROR_FAILURE);
nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
docShellAsItem->GetTreeOwner(getter_AddRefs(treeOwner));
NS_ENSURE_TRUE(treeOwner, NS_ERROR_FAILURE);
NS_ENSURE_SUCCESS(CallQueryInterface(treeOwner, aBaseWindow),
NS_ERROR_FAILURE);
return NS_OK;
}
/////////////////////////////////////////////////////////////////////////
// nsEditorShell
/////////////////////////////////////////////////////////////////////////
nsEditorShell::nsEditorShell()
: mMailCompose(PR_FALSE)
, mDisplayMode(eDisplayModeNormal)
, mHTMLSourceMode(PR_FALSE)
, mWebShellWindow(nsnull)
, mContentWindow(nsnull)
, mParserObserver(nsnull)
, mStateMaintainer(nsnull)
, mEditorController(nsnull)
, mDocShell(nsnull)
, mContentAreaDocShell(nsnull)
, mInitted(PR_FALSE)
, mCloseWindowWhenLoaded(PR_FALSE)
, mCantEditReason(eCantEditNoReason)
, mEditorType(eUninitializedEditorType)
, mWrapColumn(0)
, mSuggestedWordIndex(0)
, mDictionaryIndex(0)
{
//TODO:Save last-used display mode in prefs so new window inherits?
NS_INIT_REFCNT();
}
nsEditorShell::~nsEditorShell()
{
NS_IF_RELEASE(mStateMaintainer);
NS_IF_RELEASE(mParserObserver);
// the only other references we hold are in nsCOMPtrs, so they'll take
// care of themselves.
}
NS_IMPL_ISUPPORTS5(nsEditorShell,
nsIEditorShell,
nsIWebProgressListener,
nsIURIContentListener,
nsIEditorSpellCheck,
nsISupportsWeakReference);
NS_IMETHODIMP
nsEditorShell::Init()
{
NS_ASSERTION(!mInitted, "Double init of nsEditorShell detected");
if (mInitted)
return NS_OK;
nsAutoString editorType; editorType.AssignWithConversion("html"); // default to creating HTML editor
mEditorTypeString = editorType;
mEditorTypeString.ToLowerCase();
// Get pointer to our string bundle
nsresult res;
nsCOMPtr<nsIStringBundleService> stringBundleService = do_GetService(kCStringBundleServiceCID, &res);
if (!stringBundleService) {
NS_WARNING("ERROR: Failed to get StringBundle Service instance.\n");
return res;
}
res = stringBundleService->CreateBundle(EDITOR_BUNDLE_URL, getter_AddRefs(mStringBundle));
// XXX: why are we returning NS_OK here rather than res?
// is it ok to fail to get a string bundle? if so, it should be documented.
mInitted = PR_TRUE;
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::Shutdown()
{
nsresult rv = NS_OK;
nsCOMPtr<nsIEditor> editor(do_QueryInterface(mEditor));
if (editor)
{
editor->PreDestroy();
}
// Make sure we blow the spellchecker away, just in
// case it hasn't been destroyed already.
mSpellChecker = nsnull;
if (mDocShell)
mDocShell->SetParentURIContentListener(nsnull);
// Remove our WebProgress listener...
nsCOMPtr<nsIWebProgress> webProgress;
if (mContentAreaDocShell) {
webProgress = do_GetInterface(mContentAreaDocShell);
if (webProgress) {
(void) webProgress->RemoveProgressListener(this);
}
}
// Remove our document mouse event listener
if (mMouseListenerP)
{
nsCOMPtr<nsIDOMEventReceiver> erP;
rv = GetDocumentEventReceiver(getter_AddRefs(erP));
if (NS_SUCCEEDED(rv))
{
if (erP)
{
erP->RemoveEventListenerByIID(mMouseListenerP, NS_GET_IID(nsIDOMMouseListener));
mMouseListenerP = nsnull;
}
else rv = NS_ERROR_NULL_POINTER;
}
}
return rv;
}
nsresult
nsEditorShell::ResetEditingState()
{
if (!mEditor) return NS_OK; // nothing to do
// Mmm, we have an editor already. That means that someone loaded more than
// one URL into the content area. Let's tear down what we have, and rip 'em a
// new one.
nsCOMPtr<nsIEditor> editor(do_QueryInterface(mEditor));
if (editor)
{
editor->PreDestroy();
}
// Unload existing stylesheets
nsCOMPtr<nsIEditorStyleSheets> styleSheets = do_QueryInterface(mEditor);
if (styleSheets)
{
if (mBaseStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mBaseStyleSheet);
mBaseStyleSheet = 0;
}
if (mEditModeStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mEditModeStyleSheet);
mEditModeStyleSheet = 0;
}
if (mAllTagsModeStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mAllTagsModeStyleSheet);
mAllTagsModeStyleSheet = 0;
}
if (mParagraphMarksStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mParagraphMarksStyleSheet);
mParagraphMarksStyleSheet = 0;
}
}
nsresult rv;
// now, unregister the selection listener, if there was one
if (mStateMaintainer)
{
nsCOMPtr<nsISelection> domSelection;
// using a scoped result, because we don't really care if this fails
rv = GetEditorSelection(getter_AddRefs(domSelection));
if (NS_SUCCEEDED(rv) && domSelection)
{
nsCOMPtr<nsISelectionPrivate> selPriv(do_QueryInterface(domSelection));
selPriv->RemoveSelectionListener(mStateMaintainer);
NS_IF_RELEASE(mStateMaintainer);
}
}
// Remove our document mouse event listener
if (mMouseListenerP)
{
nsCOMPtr<nsIDOMEventReceiver> erP;
rv = GetDocumentEventReceiver(getter_AddRefs(erP));
if (NS_SUCCEEDED(rv) && erP)
{
erP->RemoveEventListenerByIID(mMouseListenerP, NS_GET_IID(nsIDOMMouseListener));
mMouseListenerP = nsnull;
}
}
// clear this editor out of the controller
if (mEditorController)
{
mEditorController->SetCommandRefCon(nsnull);
}
mEditorType = eUninitializedEditorType;
mEditor = 0; // clear out the nsCOMPtr
// and tell them that they are doing bad things
NS_WARNING("Multiple loads of the editor's document detected.");
// Note that if you registered doc state listeners before the second
// URL load, they don't get transferred to the new editor.
return NS_OK;
}
nsresult
nsEditorShell::PrepareDocumentForEditing(nsIDOMWindow* aDOMWindow, nsIURI *aUrl)
{
if (!mContentAreaDocShell || !mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
NS_ASSERTION(!mEditor, "Should never have an editor here");
// get the docshell for this DOM Window. Need this, not mContentAreaDocShell, in
// case we are editing a frameset
nsCOMPtr<nsIScriptGlobalObject> scriptObject(do_QueryInterface(aDOMWindow));
nsCOMPtr<nsIDocShell> docshell;
if (scriptObject) {
scriptObject->GetDocShell(getter_AddRefs(docshell));
}
if (!docshell)
{
NS_ASSERTION(0, "Failed to get docShell from DOMWindow");
return NS_ERROR_UNEXPECTED;
}
// turn off animated GIFs
nsCOMPtr<nsIPresContext> presContext;
docshell->GetPresContext(getter_AddRefs(presContext));
if (presContext)
presContext->SetImageAnimationMode(eImageAnimation_None);
nsresult rv = DoEditorMode(docshell);
if (NS_FAILED(rv)) return rv;
// transfer the doc state listeners to the editor
rv = TransferDocumentStateListeners();
if (NS_FAILED(rv)) return rv;
// make the UI state maintainer
NS_NEWXPCOM(mStateMaintainer, nsInterfaceState);
if (!mStateMaintainer) return NS_ERROR_OUT_OF_MEMORY;
mStateMaintainer->AddRef(); // the owning reference
// get the Doc from the webshell
nsCOMPtr<nsIContentViewer> cv;
rv = mDocShell->GetContentViewer(getter_AddRefs(cv));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIDocumentViewer> docViewer = do_QueryInterface(cv, &rv);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIDocument> chromeDoc;
rv = docViewer->GetDocument(*getter_AddRefs(chromeDoc));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIDOMDocument> dDoc = do_QueryInterface(chromeDoc, &rv);
if (NS_FAILED(rv)) return rv;
// now init the state maintainer
rv = mStateMaintainer->Init(mEditor, dDoc);
if (NS_FAILED(rv)) return rv;
// set it up as a selection listener
nsCOMPtr<nsISelection> domSelection;
rv = GetEditorSelection(getter_AddRefs(domSelection));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsISelectionPrivate> selPriv(do_QueryInterface(domSelection));
rv = selPriv->AddSelectionListener(mStateMaintainer);
if (NS_FAILED(rv)) return rv;
// and set it up as a doc state listener
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor, &rv);
if (NS_FAILED(rv)) return rv;
rv = editor->AddDocumentStateListener(NS_STATIC_CAST(nsIDocumentStateListener*, mStateMaintainer));
if (NS_FAILED(rv)) return rv;
// and as a transaction listener
nsCOMPtr<nsITransactionManager> txnMgr;
editor->GetTransactionManager(getter_AddRefs(txnMgr));
if (txnMgr)
{
txnMgr->AddListener(NS_STATIC_CAST(nsITransactionListener*, mStateMaintainer));
}
// set the editor in the editor controller
if (mEditorController)
{
nsCOMPtr<nsISupports> editorAsISupports = do_QueryInterface(editor);
mEditorController->SetCommandRefCon(editorAsISupports);
}
if (mEditorType == eHTMLTextEditorType)
{
// get a mouse listener for double click on tags
// We can't use nsEditor listener because core editor shouldn't call UI commands
rv = NS_NewEditorShellMouseListener(getter_AddRefs(mMouseListenerP), this);
if (NS_FAILED(rv))
{
mMouseListenerP = nsnull;
return rv;
}
// Add mouse listener to document
nsCOMPtr<nsIDOMEventReceiver> erP;
rv = GetDocumentEventReceiver(getter_AddRefs(erP));
if (NS_FAILED(rv))
{
mMouseListenerP = nsnull;
return rv;
}
rv = erP->AddEventListenerByIID(mMouseListenerP, NS_GET_IID(nsIDOMMouseListener));
if (NS_FAILED(rv)) return rv;
}
// now all the listeners are set up, we can call PostCreate
rv = editor->PostCreate();
if (NS_FAILED(rv)) return rv;
// get the URL of the page we are editing
if (aUrl)
{
// if this is a file URL of a file that exists locally, we'll stash the nsIFile
// in the disk document, so that later saves save back to the same file.
nsCOMPtr<nsIFileURL> pageFileURL(do_QueryInterface(aUrl));
PRBool isFile=PR_FALSE;
rv = aUrl->SchemeIs("file", &isFile);
if (NS_SUCCEEDED(rv) && isFile && pageFileURL)
{
nsCOMPtr<nsIFile> pageFile;
pageFileURL->GetFile(getter_AddRefs(pageFile));
PRBool fileExists;
if (pageFile && NS_SUCCEEDED(pageFile->Exists(&fileExists)) && fileExists)
{
nsCOMPtr<nsIDOMDocument> domDoc;
editor->GetDocument(getter_AddRefs(domDoc));
nsCOMPtr<nsIDiskDocument> diskDoc(do_QueryInterface(domDoc));
if (diskDoc)
diskDoc->InitDiskDocument(pageFile);
}
}
}
// Set the editor-specific Window caption
UpdateWindowTitleAndRecentMenu(PR_TRUE);
nsCOMPtr<nsIEditorStyleSheets> styleSheets = do_QueryInterface(mEditor);
if (!styleSheets)
return NS_NOINTERFACE;
// Load style sheet with settings that should never
// change, even in "Browser" mode
// We won't unload this, so we don't need to be returned the style sheet pointer
styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorOverride.css"),
getter_AddRefs(mBaseStyleSheet));
SetDisplayMode(mDisplayMode);
#ifdef DEBUG
// Activate the debug menu only in debug builds
// by removing the "hidden" attribute set "true" in XUL
nsCOMPtr<nsIDOMElement> elem;
rv = dDoc->GetElementById(NS_ConvertASCIItoUCS2("debugMenu"), getter_AddRefs(elem));
if (elem)
elem->RemoveAttribute(NS_ConvertASCIItoUCS2("hidden"));
#endif
// Force initial focus to the content window except if in mail compose
// why aren't we doing this in JS?
if (!mMailCompose)
{
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindowInternal> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
cwP->Focus();
//mContentWindow->Focus();
// Collapse the selection to the begining of the document
// (this also turns on the caret)
nsCOMPtr<nsIPlaintextEditor> textEditor (do_QueryInterface(mEditor));
if (textEditor)
textEditor->CollapseSelectionToStart();
}
// show the caret, if our window is focussed already
nsCOMPtr<nsIDOMWindowInternal> contentInternal = do_QueryReferent(mContentWindow);
nsCOMPtr<nsPIDOMWindow> privContent(do_QueryInterface(contentInternal));
if (privContent)
{
nsCOMPtr<nsIFocusController> focusController;
privContent->GetRootFocusController(getter_AddRefs(focusController));
if (focusController)
{
nsCOMPtr<nsIDOMWindowInternal> focussedWindow;
focusController->GetFocusedWindow(getter_AddRefs(focussedWindow));
if (focussedWindow.get() == contentInternal.get()) // now see if we are focussed
{
nsCOMPtr<nsISelectionController> selCon;
editor->GetSelectionController(getter_AddRefs(selCon));
PRInt32 pixelWidth = 1;
static NS_DEFINE_CID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
nsCOMPtr<nsILookAndFeel> lookNFeel = do_GetService(kLookAndFeelCID);
if (lookNFeel)
lookNFeel->GetMetric(nsILookAndFeel::eMetric_MultiLineCaretWidth, pixelWidth);
selCon->SetCaretWidth(pixelWidth);
selCon->SetCaretEnabled(PR_FALSE);
selCon->SetCaretEnabled(PR_TRUE); // make damn sure it shows; the last SetVisible
// may have happened when we didn't have focus.
selCon->SetDisplaySelection(nsISelectionController::SELECTION_ON);
}
}
}
return NS_OK;
}
nsresult nsEditorShell::GetDocumentEventReceiver(nsIDOMEventReceiver **aEventReceiver)
{
if (!aEventReceiver) return NS_ERROR_NULL_POINTER;
if (!mContentWindow || !mEditor) return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMDocument> domDoc;
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindowInternal> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
cwP->GetDocument(getter_AddRefs(domDoc));
//mContentWindow->GetDocument(getter_AddRefs(domDoc));
if (!domDoc) return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMElement> rootElement;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
nsresult rv = editor->GetRootElement(getter_AddRefs(rootElement));
nsCOMPtr<nsIDOMEventReceiver> erP;
rv = rootElement->QueryInterface(NS_GET_IID(nsIDOMEventReceiver), getter_AddRefs(erP));
if (erP)
{
*aEventReceiver = erP;
NS_ADDREF(*aEventReceiver);
}
return rv;
}
NS_IMETHODIMP
nsEditorShell::SetContentWindow(nsIDOMWindowInternal* aWin)
{
NS_PRECONDITION(aWin != nsnull, "null ptr");
if (!aWin)
return NS_ERROR_NULL_POINTER;
mContentWindow = getter_AddRefs( NS_GetWeakReference(aWin) ); // weak reference to aWin
//mContentWindow = aWin;
nsresult rv;
nsCOMPtr<nsIScriptGlobalObject> globalObj = do_QueryReferent(mContentWindow, &rv);
if (NS_FAILED(rv) || !globalObj)
return NS_ERROR_FAILURE;
nsCOMPtr<nsIDocShell> docShell;
globalObj->GetDocShell(getter_AddRefs(docShell));
if (!docShell)
return NS_ERROR_FAILURE;
// Remove the WebProgress listener from the old docshell (if any...)
nsCOMPtr<nsIWebProgress> webProgress;
if (mContentAreaDocShell) {
webProgress = do_GetInterface(mContentAreaDocShell, &rv);
if (webProgress) {
(void) webProgress->RemoveProgressListener(this);
}
}
// Attach a WebProgress listener to the new docShell
webProgress = do_GetInterface(docShell, &rv);
if (webProgress) {
rv = webProgress->AddProgressListener(this);
}
if (NS_FAILED(rv)) return rv;
mContentAreaDocShell = docShell; // dont AddRef
// we make two controllers
nsCOMPtr<nsIControllers> controllers;
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindowInternal> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
cwP->GetControllers(getter_AddRefs(controllers));
//rv = mContentWindow->GetControllers(getter_AddRefs(controllers));
if (NS_FAILED(rv)) return rv;
{
// the first is an editor controller, and takes an nsIEditor as the refCon
nsCOMPtr<nsIController> controller = do_CreateInstance("@mozilla.org/editor/editorcontroller;1", &rv);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIEditorController> editorController = do_QueryInterface(controller);
rv = editorController->Init(nsnull); // we set the editor later when we have one
if (NS_FAILED(rv)) return rv;
mEditorController = editorController; // temp weak link, so we can get it and set the editor later
rv = controllers->InsertControllerAt(eEditorController, controller);
if (NS_FAILED(rv)) return rv;
}
{
// the second is a composer controller, and takes an nsIEditorShell as the refCon
nsCOMPtr<nsIController> controller = do_CreateInstance("@mozilla.org/editor/composercontroller;1", &rv);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIEditorController> editorController = do_QueryInterface(controller);
nsCOMPtr<nsISupports> shellAsISupports = do_QueryInterface((nsIEditorShell*)this);
rv = editorController->Init(shellAsISupports);
if (NS_FAILED(rv)) return rv;
rv = controllers->InsertControllerAt(eComposerController, controller);
if (NS_FAILED(rv)) return rv;
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::GetContentWindow(nsIDOMWindowInternal * *aContentWindow)
{
NS_ENSURE_ARG_POINTER(aContentWindow);
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindowInternal> cwP = do_QueryReferent(mContentWindow);
if (!cwP)
return NS_ERROR_NOT_INITIALIZED;
NS_IF_ADDREF(*aContentWindow = cwP);
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::SetWebShellWindow(nsIDOMWindowInternal* aWin)
{
NS_PRECONDITION(aWin != nsnull, "null ptr");
if (!aWin)
return NS_ERROR_NULL_POINTER;
mWebShellWindow = aWin; // no addref
nsCOMPtr<nsIScriptGlobalObject> globalObj( do_QueryInterface(aWin) );
if (!globalObj) {
return NS_ERROR_FAILURE;
}
nsresult rv = NS_OK;
nsCOMPtr<nsIDocShell> docShell;
globalObj->GetDocShell(getter_AddRefs(docShell));
if (!docShell)
return NS_ERROR_NOT_INITIALIZED;
mDocShell = docShell;
// register as a content listener, so that we can fend off URL
// loads from sidebar
rv = mDocShell->SetParentURIContentListener(this);
/*
#ifdef APP_DEBUG
nsXPIDLString name;
nsCOMPtr<nsIDocShellTreeItem> docShellAsItem(do_QueryInterface(docShell));
docShellAsItem->GetName(getter_Copies(name));
nsAutoString str(name);
char* cstr = str.ToNewCString();
printf("Attaching to WebShellWindow[%s]\n", cstr);
nsCRT::free(cstr);
#endif
*/
return rv;
}
NS_IMETHODIMP
nsEditorShell::GetWebShellWindow(nsIDOMWindowInternal * *aWebShellWindow)
{
NS_ENSURE_ARG_POINTER(aWebShellWindow);
NS_IF_ADDREF(*aWebShellWindow = mWebShellWindow);
return NS_OK;
}
// tell the appcore what type of editor to instantiate
// this must be called before the editor has been instantiated,
// otherwise, an error is returned.
NS_IMETHODIMP
nsEditorShell::SetEditorType(const PRUnichar *editorType)
{
if (mEditor)
return NS_ERROR_ALREADY_INITIALIZED;
nsAutoString theType(editorType);
theType.ToLowerCase();
PRBool textMail = theType.EqualsWithConversion("textmail");
mMailCompose = theType.EqualsWithConversion("htmlmail") || textMail;
if (mMailCompose ||theType.EqualsWithConversion("text") || theType.EqualsWithConversion("html") || theType.IsEmpty())
{
// We don't store a separate type for textmail
if (textMail)
mEditorTypeString = NS_ConvertASCIItoUCS2("text");
else
mEditorTypeString = theType;
return NS_OK;
}
else
{
NS_WARNING("Editor type not recognized");
return NS_ERROR_UNEXPECTED;
}
}
NS_IMETHODIMP
nsEditorShell::GetEditorType(PRUnichar **_retval)
{
if (!_retval)
return NS_ERROR_NULL_POINTER;
*_retval = mEditorTypeString.ToNewUnicode();
return NS_OK;
}
nsresult
nsEditorShell::InstantiateEditor(nsIDOMDocument *aDoc, nsIPresShell *aPresShell)
{
NS_PRECONDITION(aDoc && aPresShell, "null ptr");
if (!aDoc || !aPresShell)
return NS_ERROR_NULL_POINTER;
if (mEditor)
return NS_ERROR_ALREADY_INITIALIZED;
nsresult err = NS_OK;
nsCOMPtr<nsIEditor> editor;
err = nsComponentManager::CreateInstance(kHTMLEditorCID, nsnull, NS_GET_IID(nsIEditor), getter_AddRefs(editor));
if(!editor)
err = NS_ERROR_OUT_OF_MEMORY;
nsCOMPtr<nsISelectionController> selCon = do_QueryInterface(aPresShell);
if (NS_SUCCEEDED(err))
{
if (mEditorTypeString.EqualsWithConversion("text"))
{
PRInt16 flags = nsIPlaintextEditor::eEditorPlaintextMask | nsIPlaintextEditor::eEditorEnableWrapHackMask;
if (mMailCompose) flags |= nsIPlaintextEditor::eEditorMailMask;
err = editor->Init(aDoc, aPresShell, nsnull, selCon, flags);
mEditorType = ePlainTextEditorType;
}
else if (mEditorTypeString.EqualsWithConversion("html") || mEditorTypeString.IsEmpty()) // empty string default to HTML editor
{
err = editor->Init(aDoc, aPresShell, nsnull, selCon, 0);
mEditorType = eHTMLTextEditorType;
}
else if (mEditorTypeString.EqualsWithConversion("htmlmail")) // HTML editor with special mail rules
{
err = editor->Init(aDoc, aPresShell, nsnull, selCon, nsIPlaintextEditor::eEditorMailMask);
mEditorType = eHTMLTextEditorType;
}
else
{
err = NS_ERROR_INVALID_ARG; // this is not an editor we know about
#if DEBUG
nsAutoString errorMsg; errorMsg.AssignWithConversion("Failed to init editor. Unknown editor type \"");
errorMsg += mEditorTypeString;
errorMsg.AppendWithConversion("\"\n");
char *errorMsgCString = errorMsg.ToNewCString();
NS_WARNING(errorMsgCString);
nsCRT::free(errorMsgCString);
#endif
}
// disable the preference style sheet so we can override colors
if (NS_SUCCEEDED(err)) {
err = aPresShell->EnablePrefStyleRules(PR_FALSE,0);
}
if (NS_SUCCEEDED(err) && editor)
{
mEditor = do_QueryInterface(editor); // this does the addref that is the owning reference
}
}
return err;
}
nsresult
nsEditorShell::DoEditorMode(nsIDocShell *aDocShell)
{
nsresult err = NS_OK;
NS_PRECONDITION(aDocShell, "Need a webshell here");
if (!aDocShell)
return NS_ERROR_NULL_POINTER;
nsCOMPtr<nsIDocument> doc;
err = GetDocument(aDocShell, getter_AddRefs(doc));
if (NS_FAILED(err)) return err;
if (!doc) return NS_ERROR_FAILURE;
nsCOMPtr<nsIDOMDocument> domDoc = do_QueryInterface(doc, &err);
if (NS_FAILED(err)) return err;
if (!domDoc) return NS_ERROR_FAILURE;
nsCOMPtr<nsIPresShell> presShell;
err = aDocShell->GetPresShell(getter_AddRefs(presShell));
if (NS_FAILED(err)) return err;
if (!presShell) return NS_ERROR_FAILURE;
return InstantiateEditor(domDoc, presShell);
}
// Deletion routines
nsresult
nsEditorShell::ScrollSelectionIntoView()
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor) return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsISelectionController> selCon;
editor->GetSelectionController(getter_AddRefs(selCon));
if (!selCon)
return NS_ERROR_UNEXPECTED;
return selCon->ScrollSelectionIntoView(nsISelectionController::SELECTION_NORMAL,
nsISelectionController::SELECTION_FOCUS_REGION);
}
NS_IMETHODIMP
nsEditorShell::DeleteCharForward()
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor) return NS_ERROR_NOT_INITIALIZED;
nsresult rv = editor->DeleteSelection(nsIEditor::eNext);
ScrollSelectionIntoView();
return rv;
}
NS_IMETHODIMP
nsEditorShell::DeleteCharBackward()
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor) return NS_ERROR_NOT_INITIALIZED;
nsresult rv = editor->DeleteSelection(nsIEditor::ePrevious);
ScrollSelectionIntoView();
return rv;
}
NS_IMETHODIMP
nsEditorShell::DeleteWordForward()
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor) return NS_ERROR_NOT_INITIALIZED;
nsresult rv = editor->DeleteSelection(nsIEditor::eNextWord);
ScrollSelectionIntoView();
return rv;
}
NS_IMETHODIMP
nsEditorShell::DeleteWordBackward()
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor) return NS_ERROR_NOT_INITIALIZED;
nsresult rv = editor->DeleteSelection(nsIEditor::ePreviousWord);
ScrollSelectionIntoView();
return rv;
}
NS_IMETHODIMP
nsEditorShell::DeleteToEndOfLine()
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor) return NS_ERROR_NOT_INITIALIZED;
nsresult rv = editor->DeleteSelection(nsIEditor::eToEndOfLine);
ScrollSelectionIntoView();
return rv;
}
NS_IMETHODIMP
nsEditorShell::DeleteToBeginningOfLine()
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor) return NS_ERROR_NOT_INITIALIZED;
nsresult rv = editor->DeleteSelection(nsIEditor::eToBeginningOfLine);
ScrollSelectionIntoView();
return rv;
}
// Generic attribute setting and removal
NS_IMETHODIMP
nsEditorShell::SetAttribute(nsIDOMElement *element, const PRUnichar *attr, const PRUnichar *value)
{
if (!element || !attr || !value)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor) {
result = editor->SetAttribute(element, nsLiteralString(attr), nsLiteralString(value));
}
return result;
}
NS_IMETHODIMP
nsEditorShell::RemoveAttribute(nsIDOMElement *element, const PRUnichar *attr)
{
if (!element || !attr)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor) {
result = editor->RemoveAttribute(element, nsLiteralString(attr));
}
return result;
}
// the name of the attribute here should be the contents of the appropriate
// tag, e.g. 'b' for bold, 'i' for italics.
NS_IMETHODIMP
nsEditorShell::SetTextProperty(const PRUnichar *prop, const PRUnichar *attr, const PRUnichar *value)
{
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIAtom> styleAtom = getter_AddRefs(NS_NewAtom(prop)); /// XXX Hack alert! Look in nsIEditProperty.h for this
if (! styleAtom) return NS_ERROR_OUT_OF_MEMORY;
switch (mEditorType)
{
case ePlainTextEditorType:
// should we allow this?
case eHTMLTextEditorType:
err = mEditor->SetInlineProperty(styleAtom, nsLiteralString(attr), nsLiteralString(value));
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
nsresult
nsEditorShell::RemoveOneProperty(const nsString& aProp, const nsString &aAttr)
{
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIAtom> styleAtom = getter_AddRefs(NS_NewAtom(aProp)); /// XXX Hack alert! Look in nsIEditProperty.h for this
if (! styleAtom) return NS_ERROR_OUT_OF_MEMORY;
switch (mEditorType)
{
case ePlainTextEditorType:
// should we allow this?
case eHTMLTextEditorType:
err = mEditor->RemoveInlineProperty(styleAtom, aAttr);
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
// the name of the attribute here should be the contents of the appropriate
// tag, e.g. 'b' for bold, 'i' for italics.
NS_IMETHODIMP
nsEditorShell::RemoveTextProperty(const PRUnichar *prop, const PRUnichar *attr)
{
// OK, I'm really hacking now. This is just so that we can accept 'all' as input.
nsAutoString allStr(prop);
nsAutoString aAttr(attr);
allStr.ToLowerCase();
PRBool doingAll = (allStr.EqualsWithConversion("all"));
nsresult err = NS_OK;
if (doingAll)
{
err = mEditor->RemoveAllInlineProperties();
}
else
{
nsAutoString aProp(prop);
err = RemoveOneProperty(aProp, aAttr);
}
return err;
}
NS_IMETHODIMP
nsEditorShell::GetTextProperty(const PRUnichar *prop, const PRUnichar *attr, const PRUnichar *value, PRBool *firstHas, PRBool *anyHas, PRBool *allHas)
{
nsIAtom *styleAtom = nsnull;
nsresult err = NS_NOINTERFACE;
styleAtom = NS_NewAtom(prop); /// XXX Hack alert! Look in nsIEditProperty.h for this
switch (mEditorType)
{
case ePlainTextEditorType:
// should we allow this?
case eHTMLTextEditorType:
err = mEditor->GetInlineProperty(styleAtom, nsLiteralString(attr), nsLiteralString(value), firstHas, anyHas, allHas);
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
NS_RELEASE(styleAtom);
return err;
}
NS_IMETHODIMP
nsEditorShell::IncreaseFontSize()
{
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
err = htmlEditor->IncreaseFontSize();
return err;
}
NS_IMETHODIMP
nsEditorShell::DecreaseFontSize()
{
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
err = htmlEditor->DecreaseFontSize();
return err;
}
NS_IMETHODIMP
nsEditorShell::SetBackgroundColor(const PRUnichar *color)
{
nsresult result = NS_NOINTERFACE;
nsAutoString aColor(color);
result = mEditor->SetBackgroundColor(aColor);
return result;
}
NS_IMETHODIMP
nsEditorShell::GetParagraphState(PRBool *aMixed, PRUnichar **_retval)
{
if (!aMixed || !_retval) return NS_ERROR_NULL_POINTER;
*_retval = nsnull;
*aMixed = PR_FALSE;
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
{
PRBool bMixed;
nsAutoString state;
err = htmlEditor->GetParagraphState(&bMixed, state);
if (!bMixed)
*_retval = state.ToNewUnicode();
}
return err;
}
NS_IMETHODIMP
nsEditorShell::GetListState(PRBool *aMixed, PRUnichar **_retval)
{
if (!aMixed || !_retval) return NS_ERROR_NULL_POINTER;
*_retval = nsnull;
*aMixed = PR_FALSE;
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
{
PRBool bOL, bUL, bDL;
err = htmlEditor->GetListState(aMixed, &bOL, &bUL, &bDL);
if (NS_SUCCEEDED(err))
{
if (!*aMixed)
{
nsAutoString tagStr;
if (bOL) tagStr.AssignWithConversion("ol");
else if (bUL) tagStr.AssignWithConversion("ul");
else if (bDL) tagStr.AssignWithConversion("dl");
*_retval = tagStr.ToNewUnicode();
}
}
}
return err;
}
NS_IMETHODIMP
nsEditorShell::GetListItemState(PRBool *aMixed, PRUnichar **_retval)
{
if (!aMixed || !_retval) return NS_ERROR_NULL_POINTER;
*_retval = nsnull;
*aMixed = PR_FALSE;
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
{
PRBool bLI,bDT,bDD;
err = htmlEditor->GetListItemState(aMixed, &bLI, &bDT, &bDD);
if (NS_SUCCEEDED(err))
{
if (!*aMixed)
{
nsAutoString tagStr;
if (bLI) tagStr.AssignWithConversion("li");
else if (bDT) tagStr.AssignWithConversion("dt");
else if (bDD) tagStr.AssignWithConversion("dd");
*_retval = tagStr.ToNewUnicode();
}
}
}
return err;
}
NS_IMETHODIMP
nsEditorShell::GetAlignment(PRBool *aMixed, PRUnichar **_retval)
{
if (!aMixed || !_retval) return NS_ERROR_NULL_POINTER;
*_retval = nsnull;
*aMixed = PR_FALSE;
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
{
nsIHTMLEditor::EAlignment firstAlign;
err = htmlEditor->GetAlignment(aMixed, &firstAlign);
if (NS_SUCCEEDED(err))
{
nsAutoString tagStr;
if (firstAlign == nsIHTMLEditor::eLeft)
tagStr.AssignWithConversion("left");
else if (firstAlign == nsIHTMLEditor::eCenter)
tagStr.AssignWithConversion("center");
else if (firstAlign == nsIHTMLEditor::eRight)
tagStr.AssignWithConversion("right");
*_retval = tagStr.ToNewUnicode();
}
}
return err;
}
NS_IMETHODIMP
nsEditorShell::ApplyStyleSheet(const PRUnichar *url)
{
nsresult result = NS_NOINTERFACE;
nsAutoString aURL(url);
nsCOMPtr<nsIEditorStyleSheets> styleSheets = do_QueryInterface(mEditor);
if (styleSheets)
result = styleSheets->ApplyStyleSheet(aURL, nsnull);
return result;
}
// Note: This is not undoable action (on purpose!)
NS_IMETHODIMP
nsEditorShell::SetDisplayMode(PRInt32 aDisplayMode)
{
if (aDisplayMode == eDisplayModeSource)
{
// We track only display modes that involve style sheet changes
// with mDisplayMode, so use a separate bool for source mode
mHTMLSourceMode = PR_TRUE;
// The HTML Source display mode is handled in editor.js
return NS_OK;
}
mHTMLSourceMode = PR_FALSE;
nsCOMPtr<nsIEditorStyleSheets> styleSheets = do_QueryInterface(mEditor);
if (!styleSheets) return NS_NOINTERFACE;
nsCOMPtr<nsIStyleSheet> nsISheet;
nsresult res = NS_OK;
// Extra style sheets to explain optimization testing:
// eDisplayModePreview: No extra style sheets
// eDisplayModePreview: 1 extra sheet: mEditModeStyleSheet
// eDisplayModeAllTags: 2 extra sheets: mEditModeStyleSheet and mAllTagsModeStyleSheet
if (aDisplayMode == eDisplayModePreview)
{
// Disable all extra "edit mode" style sheets
if (mEditModeStyleSheet)
{
nsISheet = do_QueryInterface(mEditModeStyleSheet);
res = nsISheet->SetEnabled(PR_FALSE);
if (NS_FAILED(res)) return res;
}
// Disable ShowAllTags mode if that was the previous mode
if (mDisplayMode == eDisplayModeAllTags && mAllTagsModeStyleSheet)
{
nsISheet = do_QueryInterface(mAllTagsModeStyleSheet);
res = nsISheet->SetEnabled(PR_FALSE);
}
}
else if (aDisplayMode == eDisplayModeNormal)
{
// Don't need to activate if AllTags was last mode
if (mDisplayMode != eDisplayModeAllTags)
{
// If loaded before, enable the sheet
if (mEditModeStyleSheet)
{
nsISheet = do_QueryInterface(mEditModeStyleSheet);
res = nsISheet->SetEnabled(PR_TRUE);
}
else
{
//Load the editmode style sheet
res = styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorContent.css"),
getter_AddRefs(mEditModeStyleSheet));
}
if (NS_FAILED(res)) return res;
}
// Disable ShowAllTags mode if that was the previous mode
if (mDisplayMode == eDisplayModeAllTags && mAllTagsModeStyleSheet)
{
nsISheet = do_QueryInterface(mAllTagsModeStyleSheet);
res = nsISheet->SetEnabled(PR_FALSE);
}
}
else if (aDisplayMode == eDisplayModeAllTags)
{
// If loaded before, enable the sheet
if (mAllTagsModeStyleSheet)
{
nsISheet = do_QueryInterface(mAllTagsModeStyleSheet);
res = nsISheet->SetEnabled(PR_TRUE);
}
else
{
// else load it
res = styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorAllTags.css"),
getter_AddRefs(mAllTagsModeStyleSheet));
}
if (NS_FAILED(res)) return res;
// We don't need to activate "normal" mode if that was the previous mode
if (mDisplayMode != eDisplayModeNormal)
{
if (mEditModeStyleSheet)
{
nsISheet = do_QueryInterface(mEditModeStyleSheet);
res = nsISheet->SetEnabled(PR_TRUE);
}
else
{
res = styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorContent.css"),
getter_AddRefs(mEditModeStyleSheet));
}
}
}
// Remember the new mode
if (NS_SUCCEEDED(res)) mDisplayMode = aDisplayMode;
return res;
}
NS_IMETHODIMP
nsEditorShell::GetEditMode(PRInt32 *_retval)
{
if (mHTMLSourceMode)
*_retval = eDisplayModeSource;
else
*_retval = mDisplayMode;
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::IsHTMLSourceMode(PRBool *_retval)
{
*_retval = mHTMLSourceMode;
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::FinishHTMLSource(void)
{
if (mHTMLSourceMode)
{
// Call the JS command to convert and switch to previous edit mode
return DoControllerCommand(NS_LITERAL_STRING("cmd_FinishHTMLSource"));
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::DisplayParagraphMarks(PRBool aShowMarks)
{
nsresult res = NS_OK;
nsCOMPtr<nsIEditorStyleSheets> styleSheets = do_QueryInterface(mEditor);
if (!styleSheets) return NS_NOINTERFACE;
nsCOMPtr<nsIStyleSheet> nsISheet;
if (aShowMarks)
{
// Check if style sheet is already loaded -- just enable it
if (mParagraphMarksStyleSheet)
{
nsISheet = do_QueryInterface(mParagraphMarksStyleSheet);
return nsISheet->SetEnabled(PR_TRUE);
}
//First time used -- load the style sheet
nsCOMPtr<nsICSSStyleSheet> styleSheet;
res = styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorParagraphMarks.css"),
getter_AddRefs(mParagraphMarksStyleSheet));
}
else if (mParagraphMarksStyleSheet)
{
// Disable the style sheet
nsISheet = do_QueryInterface(mParagraphMarksStyleSheet);
res = nsISheet->SetEnabled(PR_FALSE);
}
return res;
}
NS_IMETHODIMP
nsEditorShell::SetBodyAttribute(const PRUnichar *attr, const PRUnichar *value)
{
nsresult result = NS_NOINTERFACE;
nsAutoString aAttr(attr);
nsAutoString aValue(value);
switch (mEditorType)
{
case eHTMLTextEditorType:
{
result = mEditor->SetBodyAttribute(aAttr, aValue);
break;
}
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::LoadUrl(const PRUnichar *url)
{
if(!mContentAreaDocShell)
return NS_ERROR_NOT_INITIALIZED;
nsresult rv = ResetEditingState();
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(mContentAreaDocShell));
NS_ENSURE_SUCCESS(webNav->LoadURI(url, nsIWebNavigation::LOAD_FLAGS_NONE), NS_ERROR_FAILURE);
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::RegisterDocumentStateListener(nsIDocumentStateListener *docListener)
{
nsresult rv = NS_OK;
if (!docListener)
return NS_ERROR_NULL_POINTER;
// Make the array
if (!mDocStateListeners)
{
rv = NS_NewISupportsArray(getter_AddRefs(mDocStateListeners));
if (NS_FAILED(rv)) return rv;
}
nsCOMPtr<nsISupports> iSupports = do_QueryInterface(docListener, &rv);
if (NS_FAILED(rv)) return rv;
PRBool appended = mDocStateListeners->AppendElement(iSupports);
NS_ASSERTION(appended, "Append failed");
// if we have an editor already, register this right now.
if (mEditor)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor, &rv);
if (NS_FAILED(rv)) return rv;
// this checks for duplicates
rv = editor->AddDocumentStateListener(docListener);
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::UnregisterDocumentStateListener(nsIDocumentStateListener *docListener)
{
if (!docListener)
return NS_ERROR_NULL_POINTER;
nsresult rv = NS_OK;
// remove it from our list
if (mDocStateListeners)
{
nsCOMPtr<nsISupports> iSupports = do_QueryInterface(docListener, &rv);
if (NS_FAILED(rv)) return rv;
mDocStateListeners->RemoveElement(iSupports);
}
// if we have an editor already, remove it from there too
if (mEditor)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor, &rv);
if (NS_FAILED(rv)) return rv;
return editor->RemoveDocumentStateListener(docListener);
}
return NS_OK;
}
// called after making an editor. Transfer the nsIDOcumentStateListeners
// that we have been stashing in mDocStateListeners to the editor.
nsresult
nsEditorShell::TransferDocumentStateListeners()
{
if (!mDocStateListeners)
return NS_OK;
if (!mEditor)
return NS_ERROR_NOT_INITIALIZED; // called too early.
nsresult rv;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor, &rv);
if (NS_FAILED(rv)) return rv;
PRUint32 numListeners;
mDocStateListeners->Count(&numListeners);
for (PRUint32 i = 0; i < numListeners; i ++)
{
nsCOMPtr<nsISupports> iSupports = getter_AddRefs(mDocStateListeners->ElementAt(i));
nsCOMPtr<nsIDocumentStateListener> docStateListener = do_QueryInterface(iSupports);
if (docStateListener)
{
// this checks for duplicates
rv = editor->AddDocumentStateListener(docStateListener);
if (NS_FAILED(rv)) break;
}
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::CheckOpenWindowForURLMatch(const PRUnichar* inFileURL, nsIDOMWindowInternal* inCheckWindow, PRBool *aDidFind)
{
NS_ENSURE_ARG_POINTER((inCheckWindow && aDidFind));
*aDidFind = PR_FALSE;
// It's really hard to compare nsIFiles with file URLs; there seems to be
// a lot of work here. Ideally, we should be able to use nsIFile::GetURL,
// but it is only implemented on Windows.
nsCAutoString fileURL; fileURL.AssignWithConversion(inFileURL);
// make a temp URL for testing against
nsresult rv = NS_OK;
nsCOMPtr<nsIFileURL> tempFileURL(do_CreateInstance(kStandardURLCID, &rv));
if (NS_FAILED(rv)) return rv;
rv = tempFileURL->SetSpec(fileURL.get());
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIFile> urlFile;
rv = tempFileURL->GetFile(getter_AddRefs(urlFile));
// We fail if inFileURL isn't a "file:" URL, but that's ok.
//TODO: When publishing is done, we should support checking remote URL as well
if (NS_FAILED(rv)) return NS_OK;
nsCOMPtr<nsIDOMWindowInternal> contentWindow;
inCheckWindow->Get_content(getter_AddRefs(contentWindow));
if (contentWindow)
{
// get the content doc
nsCOMPtr<nsIDOMDocument> contentDoc;
contentWindow->GetDocument(getter_AddRefs(contentDoc));
nsCOMPtr<nsIDiskDocument> diskDoc(do_QueryInterface(contentDoc)); // safe with NULL contentDoc
if (diskDoc)
{
nsCOMPtr<nsIFile> docFileSpec;
if (NS_SUCCEEDED(diskDoc->GetFileSpec(getter_AddRefs(docFileSpec))) && docFileSpec)
{
PRBool isSameFile;
if (NS_SUCCEEDED(docFileSpec->Equals(urlFile, &isSameFile)) && isSameFile)
{
*aDidFind = PR_TRUE;
}
}
}
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::SaveDocument(PRBool aSaveAs, PRBool aSaveCopy, const PRUnichar* aMimeType, PRBool *_retval)
{
nsresult res = NS_NOINTERFACE;
*_retval = PR_FALSE;
NS_ENSURE_ARG_POINTER((aMimeType));
nsAutoString mimeType(aMimeType);
PRBool saveAsText = mimeType.EqualsWithConversion("text/plain");
// Currently, we only understand plain text and html
if (!mimeType.EqualsWithConversion("text/html") && !saveAsText)
return NS_ERROR_FAILURE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
{
// get the document
nsCOMPtr<nsIDOMDocument> doc;
res = editor->GetDocument(getter_AddRefs(doc));
if (NS_FAILED(res)) return res;
if (!doc) return NS_ERROR_NULL_POINTER;
nsCOMPtr<nsIDiskDocument> diskDoc = do_QueryInterface(doc);
if (!diskDoc)
return NS_ERROR_NO_INTERFACE;
// find out if the doc already has a fileSpec associated with it.
nsCOMPtr<nsIFile> docFile;
PRBool noFileSpec = (diskDoc->GetFileSpec(getter_AddRefs(docFile)) == NS_ERROR_NOT_INITIALIZED);
PRBool mustShowFileDialog = aSaveAs || noFileSpec;
PRBool replacing = !aSaveAs;
PRBool titleChanged = PR_FALSE;
// Get existing document title
nsAutoString title;
nsCOMPtr<nsIDOMHTMLDocument> htmlDoc = do_QueryInterface(doc);
if (!htmlDoc) return NS_ERROR_FAILURE;
res = htmlDoc->GetTitle(title);
if (NS_FAILED(res)) return res;
if (mustShowFileDialog)
{
// Prompt for title ONLY if existing title is empty and we are saving to HTML
if (!mMailCompose && (!saveAsText && mEditorType == eHTMLTextEditorType) && (title.Length() == 0))
{
// Use a "prompt" common dialog to get title string from user
nsCOMPtr<nsIPromptService> dialog(do_GetService("@mozilla.org/embedcomp/prompt-service;1"));
if (dialog)
{
PRUnichar *titleUnicode = ToNewUnicode(nsLiteralString(title.get()));
nsAutoString captionStr, msgStr1, msgStr2;
GetBundleString(NS_LITERAL_STRING("DocumentTitle"), captionStr);
GetBundleString(NS_LITERAL_STRING("NeedDocTitle"), msgStr1);
GetBundleString(NS_LITERAL_STRING("DocTitleHelp"), msgStr2);
msgStr1 += PRUnichar('\n');
msgStr1 += msgStr2;
PRBool retVal = PR_FALSE;
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindow> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
res = dialog->Prompt(cwP, captionStr.GetUnicode(), msgStr1.GetUnicode(),
&titleUnicode, 0, 0, &retVal);
if( retVal == PR_FALSE)
{
// This indicates Cancel was used -- don't continue saving
*_retval = PR_FALSE;
return NS_OK;
}
// This sets title in HTML node
mEditor->SetDocumentTitle(nsLiteralString(titleUnicode));
title = titleUnicode;
nsCRT::free(titleUnicode);
titleChanged = PR_TRUE;
}
}
nsCOMPtr<nsIFilePicker> filePicker = do_CreateInstance("@mozilla.org/filepicker;1", &res);
if (filePicker)
{
nsAutoString fileName;
nsAutoString promptString;
if (saveAsText && mEditorType == eHTMLTextEditorType)
GetBundleString(NS_LITERAL_STRING("ExportToText"), promptString);
else
GetBundleString(NS_LITERAL_STRING("SaveDocumentAs"), promptString);
// Initialize nsIFilePicker
nsCOMPtr<nsIDOMWindowInternal> parentWindow(do_QueryReferent(mContentWindow));
res = filePicker->Init(parentWindow, promptString.GetUnicode(), nsIFilePicker::modeSave);
if (NS_FAILED(res))
return res;
// Set filters according to the type of output
if (saveAsText)
filePicker->AppendFilters(nsIFilePicker::filterText);
else
filePicker->AppendFilters(nsIFilePicker::filterHTML);
filePicker->AppendFilters(nsIFilePicker::filterAll);
if (noFileSpec)
{
// check the current url, use that file name if possible
nsString urlstring;
res = htmlDoc->GetURL(urlstring);
// if it's not a local file already, grab the current file name
if ( (urlstring.CompareWithConversion("file", PR_TRUE, 4) != 0 )
&& (urlstring.CompareWithConversion("about:blank", PR_TRUE, -1) != 0) )
{
// remove cruft before file name including '/'
// if the url ends with a '/' then the whole string will be cut
PRInt32 index = urlstring.RFindChar((PRUnichar)'/', PR_FALSE, -1, -1 );
if ( index != -1 )
{
urlstring.Cut(0, index + 1);
if (urlstring.Length() > 0)
{
// Then truncate at any existing "#", "?" or "." since we replace with ".html"
index = urlstring.RFindChar((PRUnichar)'.', PR_FALSE, -1, -1 );
if ( index != -1)
urlstring.Truncate(index);
if (urlstring.Length() > 0)
{
index = urlstring.RFindChar((PRUnichar)'#', PR_FALSE, -1, -1 );
if ( index != -1)
urlstring.Truncate(index);
if (urlstring.Length() > 0)
{
index = urlstring.RFindChar((PRUnichar)'?', PR_FALSE, -1, -1 );
if ( index != -1)
urlstring.Truncate(index);
}
}
if (urlstring.Length() > 0)
{
title = urlstring;
}
}
}
}
// Use page title as suggested name for new document
if (title.IsEmpty())
{
title.AppendWithConversion("untitled");
}
else
{
// Strip out quote character
PRUnichar quote = (PRUnichar)'\"';
title.StripChar(quote);
//Replace "bad" filename characteres with "_"
title.ReplaceChar(" .\\/@:", (PRUnichar)'_');
}
fileName = title;
if (saveAsText)
fileName.AppendWithConversion(".txt");
else
fileName.AppendWithConversion(".html");
}
else // have a file spec
{
nsXPIDLString leafName;
docFile->GetUnicodeLeafName(getter_Copies(leafName));
if (leafName.get() && *leafName)
fileName.Assign(leafName);
if (saveAsText)
{
// Replace html-related extension with "txt"
PRInt32 index = fileName.RFind(".html", PR_TRUE);
if (index == -1)
index = fileName.RFind(".htm", PR_TRUE);
if (index == -1)
index = fileName.RFind(".shtml", PR_TRUE);
if (index > 0)
{
// Truncate after "." and append "txt" extension
fileName.SetLength(index+1);
fileName.AppendWithConversion("txt");
}
}
nsCOMPtr<nsIFile> parentPath;
if (NS_SUCCEEDED(docFile->GetParent(getter_AddRefs(parentPath))))
{
nsCOMPtr<nsILocalFile> localParentPath(do_QueryInterface(parentPath));
if (localParentPath)
filePicker->SetDisplayDirectory(localParentPath);
}
}
if (fileName.Length() > 0)
filePicker->SetDefaultString(fileName.GetUnicode());
PRInt16 dialogResult;
// Finally show the dialog
res = filePicker->Show(&dialogResult);
if (NS_FAILED(res))
return res;
if (dialogResult == nsIFilePicker::returnCancel)
{
// Note that *_retval = PR_FALSE at this point
if (titleChanged)
UpdateWindowTitleAndRecentMenu(PR_FALSE);
return NS_OK;
}
replacing = (dialogResult == nsIFilePicker::returnReplace);
nsCOMPtr<nsILocalFile> localFile;
res = filePicker->GetFile(getter_AddRefs(localFile));
if (NS_FAILED(res)) return res;
docFile = do_QueryInterface(localFile, &res);
if (NS_FAILED(res)) return res;
}
else
{
NS_ASSERTION(0, "Failed to get file widget");
return res;
}
// Set the new URL for the webshell
if (!aSaveCopy)
{
nsCOMPtr<nsIWebShell> webShell(do_QueryInterface(mContentAreaDocShell));
if (webShell)
{
// would like to use nsIFile::GetURL here, but it is not implemented
// on all platforms
nsCOMPtr<nsIFileURL> fileURL(do_CreateInstance(kStandardURLCID, &res));
if (NS_FAILED(res)) return res;
res = fileURL->SetFile(docFile);
if (NS_FAILED(res)) return res;
nsXPIDLCString docURLSpec;
res = fileURL->GetSpec(getter_Copies(docURLSpec));
if (NS_FAILED(res)) return res;
nsAutoString fileURLUnicode; fileURLUnicode.AssignWithConversion(docURLSpec);
res = webShell->SetURL(fileURLUnicode.GetUnicode());
if (NS_FAILED(res)) return res;
}
}
} // mustShowFileDialog
res = editor->SaveFile(docFile, replacing, aSaveCopy, mimeType);
if (NS_FAILED(res))
{
nsAutoString saveDocStr, failedStr;
GetBundleString(NS_LITERAL_STRING("SaveDocument"), saveDocStr);
GetBundleString(NS_LITERAL_STRING("SaveFileFailed"), failedStr);
Alert(saveDocStr, failedStr);
} else {
// File was saved successfully
*_retval = PR_TRUE;
}
// Update window title to show possibly different filename
// This also covers problem that after undoing a title change,
// window title looses the extra [filename] part that this adds
UpdateWindowTitleAndRecentMenu(PR_TRUE);
}
break;
}
default:
res = NS_ERROR_NOT_IMPLEMENTED;
}
return res;
}
NS_IMETHODIMP
nsEditorShell::CloseWindowWithoutSaving()
{
nsCOMPtr<nsIBaseWindow> baseWindow;
GetTreeOwner(mDocShell, getter_AddRefs(baseWindow));
NS_ENSURE_TRUE(baseWindow, NS_ERROR_FAILURE);
return baseWindow->Destroy();
}
NS_IMETHODIMP
nsEditorShell::Print()
{
if (!mContentAreaDocShell)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIContentViewer> viewer;
mContentAreaDocShell->GetContentViewer(getter_AddRefs(viewer));
if (nsnull != viewer)
{
nsCOMPtr<nsIContentViewerFile> viewerFile = do_QueryInterface(viewer);
if (viewerFile) {
NS_ENSURE_SUCCESS(viewerFile->Print(PR_FALSE,nsnull), NS_ERROR_FAILURE);
}
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::GetLocalFileURL(nsIDOMWindowInternal *parent, const PRUnichar *filterType, PRUnichar **_retval)
{
nsAutoString FilterType(filterType);
PRBool htmlFilter = FilterType.EqualsIgnoreCase("html");
PRBool imgFilter = FilterType.EqualsIgnoreCase("img");
*_retval = nsnull;
// TODO: DON'T ACCEPT NULL PARENT AFTER WIDGET IS FIXED
if (/*parent||*/ !(htmlFilter || imgFilter))
return NS_ERROR_NOT_INITIALIZED;
nsAutoString HTMLTitle;
GetBundleString(NS_LITERAL_STRING("OpenHTMLFile"), HTMLTitle);
// An empty string should just result in "Open" for the dialog
nsAutoString title;
if (htmlFilter)
{
title = HTMLTitle;
} else
{
nsAutoString imageTitle;
GetBundleString(NS_LITERAL_STRING("SelectImageFile"), imageTitle);
if (imageTitle.Length() > 0 && imgFilter)
title = imageTitle;
}
nsresult res;
nsCOMPtr<nsIFilePicker> filePicker = do_CreateInstance("@mozilla.org/filepicker;1", &res);
if (filePicker)
{
res = filePicker->Init(parent, title.GetUnicode(), nsIFilePicker::modeOpen);
if (NS_FAILED(res)) return res;
if (htmlFilter)
{
filePicker->AppendFilters(nsIFilePicker::filterHTML);
filePicker->AppendFilters(nsIFilePicker::filterText);
filePicker->AppendFilters(nsIFilePicker::filterAll);
}
else
{
filePicker->AppendFilters(nsIFilePicker::filterImages);
filePicker->AppendFilters(nsIFilePicker::filterAll);
}
#if 0
// get default directory from preference
NS_WITH_SERVICE( nsIPref, prefs, NS_PREF_CONTRACTID, &res );
if (prefs)
{
nsCOMPtr<nsILocalFile> defaultDir;
prefs->GetFileXPref(EDITOR_DEFAULT_DIR_PREF, getter_AddRefs(defaultDir));
if (defaultDir)
{
PRBool isValid = PR_FALSE;
defaultDir->Exists(&isValid);
if (isValid)
{
// Set file picker so startDir is used.
filePicker->SetDisplayDirectory(defaultDir);
}
}
}
#endif
PRInt16 dialogResult;
res = filePicker->Show(&dialogResult);
if (NS_FAILED(res))
return res;
if (dialogResult != nsIFilePicker::returnCancel)
{
// Get the platform-specific format
// Convert it to the string version of the URL format
nsCOMPtr<nsIFileURL> fileURL;
res = filePicker->GetFileURL(getter_AddRefs(fileURL));
if (fileURL)
{
nsXPIDLCString url;
res = fileURL->GetSpec(getter_Copies(url));
if (NS_FAILED(res)) return res;
nsAutoString returnVal;
returnVal.AssignWithConversion((const char*) url);
*_retval = returnVal.ToNewUnicode();
if (!*_retval)
res = NS_ERROR_OUT_OF_MEMORY;
}
}
#if 0
// save default directory to preference
if (NS_SUCCEEDED(res) && prefs)
{
nsCOMPtr<nsILocalFile> defaultDir;
filePicker->GetDisplayDirectory(getter_AddRefs(defaultDir));
if (defaultDir)
{
prefs->SetFileXPref(EDITOR_DEFAULT_DIR_PREF, defaultDir);
}
}
#endif
}
return res;
}
nsresult
nsEditorShell::UpdateWindowTitleAndRecentMenu(PRBool aSaveToPrefs)
{
nsresult res = NS_ERROR_NOT_INITIALIZED;
if (!mContentAreaDocShell || !mEditor)
return res;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor)
return res;
nsAutoString windowCaption;
res = GetDocumentTitleString(windowCaption);
// If title is empty, use "untitled"
if (windowCaption.Length() == 0)
GetBundleString(NS_LITERAL_STRING("untitled"), windowCaption);
// Append just the 'leaf' filename to the Doc. Title for the window caption
if (NS_SUCCEEDED(res))
{
nsCOMPtr<nsIDOMDocument> domDoc;
editor->GetDocument(getter_AddRefs(domDoc));
if (domDoc)
{
nsCOMPtr<nsIDiskDocument> diskDoc = do_QueryInterface(domDoc);
if (diskDoc)
{
// find out if the doc already has a fileSpec associated with it.
nsCOMPtr<nsIFile> docFileSpec;
if (NS_SUCCEEDED(diskDoc->GetFileSpec(getter_AddRefs(docFileSpec))))
{
nsXPIDLString fileName;
docFileSpec->GetUnicodeLeafName(getter_Copies(fileName));
windowCaption.AppendWithConversion(" [");
windowCaption.Append(fileName);
windowCaption.AppendWithConversion("]");
}
}
}
nsCOMPtr<nsIBaseWindow> contentAreaAsWin(do_QueryInterface(mContentAreaDocShell));
NS_ASSERTION(contentAreaAsWin, "This object should implement nsIBaseWindow");
res = contentAreaAsWin->SetTitle(windowCaption.GetUnicode());
}
// Rebuild Recent Pages menu and save any changed URLs or titles to editor prefs
// TODO: We need to pass on aSaveToPrefs to command, but must wait for
// new command system before we can do that.
// For now, don't update the menu at all if aSaveToPrefs is false
if (aSaveToPrefs)
{
res = DoControllerCommand(NS_LITERAL_STRING("cmd_buildRecentPagesMenu"));
}
return res;
}
nsresult
nsEditorShell::GetDocumentTitleString(nsString& title)
{
nsresult res = NS_ERROR_NOT_INITIALIZED;
if (!mEditor)
return res;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor)
return res;
nsCOMPtr<nsIDOMDocument> domDoc;
res = editor->GetDocument(getter_AddRefs(domDoc));
if (NS_SUCCEEDED(res) && domDoc)
{
// Get the document title
nsCOMPtr<nsIDOMHTMLDocument> HTMLDoc = do_QueryInterface(domDoc);
if (HTMLDoc)
res = HTMLDoc->GetTitle(title);
}
return res;
}
// JavaScript version
NS_IMETHODIMP
nsEditorShell::GetDocumentTitle(PRUnichar **title)
{
if (!title)
return NS_ERROR_NULL_POINTER;
nsAutoString titleStr;
nsresult res = GetDocumentTitleString(titleStr);
if (NS_SUCCEEDED(res))
{
*title = titleStr.ToNewUnicode();
} else {
// Don't fail, just return an empty string
nsAutoString empty;
*title = empty.ToNewUnicode();
res = NS_OK;
}
return res;
}
NS_IMETHODIMP
nsEditorShell::SetDocumentTitle(const PRUnichar *title)
{
nsresult res = NS_ERROR_NOT_INITIALIZED;
if (!mEditor && !mContentAreaDocShell)
return res;
// This should only be allowed for HTML documents
if (mEditorType != eHTMLTextEditorType)
return NS_ERROR_NOT_IMPLEMENTED;
res = mEditor->SetDocumentTitle(nsLiteralString(title));
if (NS_FAILED(res)) return res;
// PR_FALSE means don't save menu to prefs
return UpdateWindowTitleAndRecentMenu(PR_FALSE);
}
NS_IMETHODIMP
nsEditorShell::CloneAttributes(nsIDOMNode *destNode, nsIDOMNode *sourceNode)
{
if (!destNode || !sourceNode) { return NS_ERROR_NULL_POINTER; }
nsresult rv = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
rv = editor->CloneAttributes(destNode, sourceNode);
}
break;
default:
rv = NS_ERROR_NOT_IMPLEMENTED;
}
return rv;
}
NS_IMETHODIMP
nsEditorShell::NodeIsBlock(nsIDOMNode *node, PRBool *_retval)
{
if (!node || !_retval) { return NS_ERROR_NULL_POINTER; }
nsresult rv = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
rv = mEditor->NodeIsBlock(node, _retval);
}
break;
default:
rv = NS_ERROR_NOT_IMPLEMENTED;
}
return rv;
}
NS_IMETHODIMP
nsEditorShell::GetTransactionManager(nsITransactionManager **aTxnMgr)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor)
return NS_ERROR_FAILURE;
return editor->GetTransactionManager(aTxnMgr);
}
NS_IMETHODIMP
nsEditorShell::Undo()
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->Undo(1);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::Redo()
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->Redo(1);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::Cut()
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->Cut();
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::Copy()
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->Copy();
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::Paste(PRInt32 aSelectionType)
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->Paste(aSelectionType);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::PasteAsQuotation(PRInt32 aSelectionType)
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (mailEditor)
err = mailEditor->PasteAsQuotation(aSelectionType);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::PasteAsCitedQuotation(const PRUnichar *cite, PRInt32 aSelectionType)
{
nsresult err = NS_NOINTERFACE;
nsAutoString aCiteString(cite);
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (mailEditor)
err = mailEditor->PasteAsCitedQuotation(aCiteString, aSelectionType);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::InsertAsQuotation(const PRUnichar *quotedText,
nsIDOMNode** aNodeInserted)
{
nsresult err = NS_NOINTERFACE;
nsAutoString aQuotedText(quotedText);
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (mailEditor)
err = mailEditor->InsertAsQuotation(aQuotedText, aNodeInserted);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::InsertAsCitedQuotation(const PRUnichar *quotedText,
const PRUnichar *cite,
PRBool aInsertHTML,
const PRUnichar *charset,
nsIDOMNode** aNodeInserted)
{
nsresult err = NS_NOINTERFACE;
nsCOMPtr<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (!mailEditor)
return NS_NOINTERFACE;
nsAutoString aQuotedText(quotedText);
nsAutoString aCiteString(cite);
nsAutoString aCharset(charset);
switch (mEditorType)
{
case ePlainTextEditorType:
err = mailEditor->InsertAsQuotation(aQuotedText, aNodeInserted);
break;
case eHTMLTextEditorType:
err = mailEditor->InsertAsCitedQuotation(aQuotedText, aCiteString,
aInsertHTML,
aCharset, aNodeInserted);
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::Rewrap(PRBool aRespectNewlines)
{
nsCOMPtr<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (!mailEditor)
return NS_NOINTERFACE;
return mailEditor->Rewrap(aRespectNewlines);
}
NS_IMETHODIMP
nsEditorShell::StripCites()
{
nsCOMPtr<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (!mailEditor)
return NS_NOINTERFACE;
return mailEditor->StripCites();
}
NS_IMETHODIMP
nsEditorShell::SelectAll()
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->SelectAll();
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::DeleteSelection(PRInt32 action)
{
nsresult err = NS_NOINTERFACE;
nsIEditor::EDirection selectionAction;
switch(action)
{
case 1:
selectionAction = nsIEditor::eNext;
break;
case 2:
selectionAction = nsIEditor::ePrevious;
break;
default:
selectionAction = nsIEditor::eNone;
break;
}
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->DeleteSelection(selectionAction);
return err;
}
NS_IMETHODIMP
nsEditorShell::InsertText(const PRUnichar *textToInsert)
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIPlaintextEditor> textEditor (do_QueryInterface(mEditor));
if (textEditor)
err = textEditor->InsertText(nsLiteralString(textToInsert));
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::InsertSource(const PRUnichar *aSourceToInsert)
{
nsresult err = NS_NOINTERFACE;
nsAutoString sourceToInsert(aSourceToInsert);
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
err = htmlEditor->InsertHTML(sourceToInsert);
}
break;
default:
err = NS_NOINTERFACE;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::InsertSourceWithCharset(const PRUnichar *aSourceToInsert,
const PRUnichar *aCharset)
{
nsresult err = NS_NOINTERFACE;
nsAutoString sourceToInsert(aSourceToInsert);
nsAutoString charset(aCharset);
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
err = htmlEditor->InsertHTMLWithCharset(sourceToInsert, charset);
}
break;
default:
err = NS_NOINTERFACE;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::RebuildDocumentFromSource(const PRUnichar *aSource)
{
nsresult err = NS_NOINTERFACE;
nsAutoString source(aSource);
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
err = htmlEditor->RebuildDocumentFromSource(source);
}
break;
default:
err = NS_NOINTERFACE;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::InsertBreak()
{
nsCOMPtr<nsIPlaintextEditor> textEditor (do_QueryInterface(mEditor));
if (!textEditor)
return NS_NOINTERFACE;
return textEditor->InsertLineBreak();
}
// Both Find and FindNext call through here.
nsresult
nsEditorShell::DoFind(PRBool aFindNext)
{
if (!mContentAreaDocShell)
return NS_ERROR_NOT_INITIALIZED;
PRBool foundIt = PR_FALSE;
// Get find component.
nsresult rv;
NS_WITH_SERVICE(nsIFindComponent, findComponent, NS_IFINDCOMPONENT_CONTRACTID, &rv);
NS_ASSERTION(((NS_SUCCEEDED(rv)) && findComponent), "GetService failed for find component.");
if (NS_FAILED(rv)) { return rv; }
// make the search context if we need to
if (!mSearchContext)
{
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindowInternal> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
rv = findComponent->CreateContext(cwP, this, getter_AddRefs(mSearchContext));
}
if (NS_SUCCEEDED(rv))
{
if (aFindNext)
rv = findComponent->FindNext(mSearchContext, &foundIt);
else
rv = findComponent->Find(mSearchContext, &foundIt);
}
return rv;
}
NS_IMETHODIMP
nsEditorShell::Find()
{
return DoFind(PR_FALSE);
}
NS_IMETHODIMP
nsEditorShell::FindNext()
{
return DoFind(PR_TRUE);
}
NS_IMETHODIMP
nsEditorShell::Replace()
{
if (!mContentAreaDocShell)
return NS_ERROR_NOT_INITIALIZED;
// Get find component.
nsresult rv;
NS_WITH_SERVICE(nsIFindComponent, findComponent, NS_IFINDCOMPONENT_CONTRACTID, &rv);
NS_ASSERTION(((NS_SUCCEEDED(rv)) && findComponent), "GetService failed for find component.");
if (NS_FAILED(rv)) { return rv; }
// make the search context if we need to
if (!mSearchContext)
{
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindowInternal> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
rv = findComponent->CreateContext(cwP, this, getter_AddRefs(mSearchContext));
}
if (NS_SUCCEEDED(rv))
rv = findComponent->Replace(mSearchContext);
return rv;
}
/* Get localized strings for UI from the Editor's string bundle */
// Use this version from JavaScript:
NS_IMETHODIMP
nsEditorShell::GetString(const PRUnichar *stringName, PRUnichar **_retval)
{
if (!stringName || !_retval)
return NS_ERROR_NULL_POINTER;
*_retval = NULL;
NS_ASSERTION(mStringBundle, "No string bundle!");
if (!mStringBundle) return NS_ERROR_NOT_INITIALIZED;
return mStringBundle->GetStringFromName(stringName, _retval);
}
// Use this version within the shell:
void nsEditorShell::GetBundleString(const nsAReadableString &stringName, nsAWritableString &outString)
{
outString.Truncate();
nsXPIDLString tempString;
if (NS_SUCCEEDED(GetString(PromiseFlatString(stringName).get(), getter_Copies(tempString))) && tempString)
outString = tempString.get();
}
// Utilities to bring up a Yes/No/Cancel dialog.
// For JavaScript:
NS_IMETHODIMP
nsEditorShell::ConfirmWithTitle(const PRUnichar *aTitle, const PRUnichar *aQuestion,
const PRUnichar *aYesButtonText, const PRUnichar *aNoButtonText, PRInt32 *_retval)
{
if (!aTitle || !aQuestion || !aYesButtonText || !_retval)
return NS_ERROR_NULL_POINTER;
nsAutoString title(aTitle);
nsAutoString question(aQuestion);
nsAutoString yesString(aYesButtonText);
nsAutoString noString(aNoButtonText);
*_retval = ConfirmWithCancel(title, question, &yesString, &noString);
return NS_OK;
}
nsEditorShell::EConfirmResult
nsEditorShell::ConfirmWithCancel(const nsString& aTitle, const nsString& aQuestion,
const nsString *aYesString, const nsString *aNoString)
{
nsEditorShell::EConfirmResult result = nsEditorShell::eCancel;
nsIDialogParamBlock* block = NULL;
nsresult rv = nsComponentManager::CreateInstance("@mozilla.org/embedcomp/dialogparam;1",
0, NS_GET_IID(nsIDialogParamBlock),
(void**)&block );
if ( NS_SUCCEEDED(rv) )
{
// Stuff in Parameters
block->SetString( nsPIPromptService::eMsg, aQuestion.GetUnicode());
NS_NAMED_LITERAL_STRING(styleClass, "question-icon");
block->SetString(nsPIPromptService::eIconClass, styleClass.get());
nsAutoString yesStr, noStr;
// Default is Yes, No, Cancel
PRInt32 numberOfButtons = 3;
if (aYesString)
yesStr.Assign(*aYesString);
else
// We always want a "Yes" string, so supply the default
GetBundleString(NS_LITERAL_STRING("Yes"), yesStr);
if (aNoString && aNoString->Length() > 0)
{
noStr.Assign(*aNoString);
block->SetString( nsPIPromptService::eButton2Text, noStr.GetUnicode() );
}
else
{
// No string for "No" means we only want Yes, Cancel
numberOfButtons = 2;
}
block->SetInt( nsPIPromptService::eNumberButtons, numberOfButtons );
nsAutoString cancelStr;
GetBundleString(NS_LITERAL_STRING("Cancel"), cancelStr);
block->SetString( nsPIPromptService::eDialogTitle, aTitle.GetUnicode() );
//Note: "button0" is always Ok or Yes action, "button1" is Cancel
block->SetString( nsPIPromptService::eButton0Text, yesStr.GetUnicode() );
block->SetString( nsPIPromptService::eButton1Text, cancelStr.GetUnicode() );
nsCOMPtr<nsPIPromptService> dialog(do_GetService("@mozilla.org/embedcomp/prompt-service;1"));
if (dialog)
{
PRInt32 buttonPressed = 0;
if(!mContentWindow)
return result;
nsCOMPtr<nsIDOMWindow> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return result;
rv = dialog->DoDialog( cwP, block, "chrome://global/content/commonDialog.xul" );
block->GetInt( nsPIPromptService::eButtonPressed, &buttonPressed );
// NOTE: If order of buttons changes in nsIPromptService,
// then we must change the EConfirmResult enums in nsEditorShell.h
result = nsEditorShell::EConfirmResult(buttonPressed);
}
NS_IF_RELEASE( block );
}
return result;
}
// Utility to bring up a OK/Cancel dialog.
PRBool
nsEditorShell::Confirm(const nsString& aTitle, const nsString& aQuestion)
{
nsresult rv;
PRBool result = PR_FALSE;
nsCOMPtr<nsIPromptService> dialog(do_GetService("@mozilla.org/embedcomp/prompt-service;1"));
if (dialog)
{
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindow> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
rv = dialog->Confirm(cwP, aTitle.GetUnicode(), aQuestion.GetUnicode(), &result);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::AlertWithTitle(const PRUnichar *aTitle, const PRUnichar *aMsg)
{
if (!aTitle || !aMsg)
return NS_ERROR_NULL_POINTER;
nsresult rv = NS_ERROR_FAILURE;
nsCOMPtr<nsIPromptService> dialog(do_GetService("@mozilla.org/embedcomp/prompt-service;1"));
if (dialog)
{
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindow> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
rv = dialog->Alert(cwP, aTitle, aMsg);
}
return rv;
}
void
nsEditorShell::Alert(const nsString& aTitle, const nsString& aMsg)
{
nsresult rv;
nsCOMPtr<nsIPromptService> dialog(do_GetService("@mozilla.org/embedcomp/prompt-service;1"));
if (dialog)
{
if(!mContentWindow)
return;
nsCOMPtr<nsIDOMWindow> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return;
rv = dialog->Alert(cwP, aTitle.GetUnicode(), aMsg.GetUnicode());
}
}
NS_IMETHODIMP
nsEditorShell::GetDocumentCharacterSet(PRUnichar** characterSet)
{
if (!characterSet)
return NS_ERROR_NULL_POINTER;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
nsAutoString copiedData;
*characterSet = nsnull;
if (editor)
{
if (NS_SUCCEEDED(editor->GetDocumentCharacterSet(copiedData)))
{
*characterSet = ToNewUnicode(copiedData);
return NS_OK;
}
}
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsEditorShell::SetDocumentCharacterSet(const PRUnichar* characterSet)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
nsresult res = NS_OK;
if (editor)
res = editor->SetDocumentCharacterSet(nsAutoString(characterSet));
if(NS_SUCCEEDED(res)) {
nsCOMPtr<nsIScriptGlobalObject> globalObj( do_QueryReferent(mContentWindow));
if (!globalObj) {
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIDocShell> docShell;
globalObj->GetDocShell(getter_AddRefs(docShell));
if (docShell)
{
nsCOMPtr<nsIContentViewer> childCV;
NS_ENSURE_SUCCESS(docShell->GetContentViewer(getter_AddRefs(childCV)), NS_ERROR_FAILURE);
if (childCV)
{
nsCOMPtr<nsIMarkupDocumentViewer> markupCV = do_QueryInterface(childCV);
if (markupCV) {
NS_ENSURE_SUCCESS(markupCV->SetDefaultCharacterSet(characterSet), NS_ERROR_FAILURE);
NS_ENSURE_SUCCESS(markupCV->SetForceCharacterSet(characterSet), NS_ERROR_FAILURE);
}
}
}
}
return res;
}
NS_IMETHODIMP
nsEditorShell::GetContentsAs(const PRUnichar *format, PRUint32 flags,
PRUnichar **aContentsAs)
{
nsresult err = NS_NOINTERFACE;
nsAutoString aFormat (format);
nsAutoString contentsAs;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->OutputToString(contentsAs, aFormat, flags);
*aContentsAs = contentsAs.ToNewUnicode();
return err;
}
NS_IMETHODIMP
nsEditorShell::GetHeadContentsAsHTML(PRUnichar **aHeadContents)
{
nsresult err = NS_NOINTERFACE;
nsAutoString headContents;
nsCOMPtr<nsIHTMLEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->GetHeadContentsAsHTML(headContents);
*aHeadContents = headContents.ToNewUnicode();
return err;
}
NS_IMETHODIMP
nsEditorShell::ReplaceHeadContentsWithHTML(const PRUnichar *aSourceToInsert)
{
nsresult err = NS_NOINTERFACE;
nsAutoString sourceToInsert(aSourceToInsert);
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
err = htmlEditor->ReplaceHeadContentsWithHTML(sourceToInsert);
}
break;
default:
err = NS_NOINTERFACE;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::DumpContentTree()
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor)
return NS_ERROR_NOT_INITIALIZED;
return editor->DumpContentTree();
}
NS_IMETHODIMP
nsEditorShell::GetWrapColumn(PRInt32* aWrapColumn)
{
nsresult err = NS_NOINTERFACE;
if (!aWrapColumn)
return NS_ERROR_NULL_POINTER;
// fill result in case of failure
*aWrapColumn = mWrapColumn;
// If we don't have an editor yet, say we're not initialized
// even though mWrapColumn may have a value.
if (!mEditor)
return NS_ERROR_NOT_INITIALIZED;
switch (mEditorType)
{
case ePlainTextEditorType:
{
nsCOMPtr<nsIPlaintextEditor> textEditor = do_QueryInterface(mEditor);
if (textEditor)
{
PRInt32 wc;
err = textEditor->GetWrapWidth(&wc);
if (NS_SUCCEEDED(err))
*aWrapColumn = (PRInt32)wc;
}
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::SetWrapColumn(PRInt32 aWrapColumn)
{
nsresult err = NS_OK;
mWrapColumn = aWrapColumn;
if (mEditor)
{
switch (mEditorType)
{
case ePlainTextEditorType:
{
nsCOMPtr<nsIPlaintextEditor> textEditor = do_QueryInterface(mEditor);
if (textEditor)
err = textEditor->SetWrapWidth(mWrapColumn);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
}
return err;
}
NS_IMETHODIMP
nsEditorShell::SetParagraphFormat(const PRUnichar * paragraphFormat)
{
nsresult err = NS_NOINTERFACE;
nsAutoString aParagraphFormat(paragraphFormat);
switch (mEditorType)
{
case eHTMLTextEditorType:
err = mEditor->SetParagraphFormat(aParagraphFormat);
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::GetEditorDocument(nsIDOMDocument** aEditorDocument)
{
if (mEditor)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
{
return editor->GetDocument(aEditorDocument);
}
}
return NS_NOINTERFACE;
}
NS_IMETHODIMP
nsEditorShell::GetEditor(nsIEditor** aEditor)
{
if (mEditor)
return mEditor->QueryInterface(NS_GET_IID(nsIEditor), (void **)aEditor); // the QI does the addref
*aEditor = nsnull;
return NS_ERROR_NOT_INITIALIZED;
}
NS_IMETHODIMP
nsEditorShell::GetEditorSelection(nsISelection** aEditorSelection)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
return editor->GetSelection(aEditorSelection);
return NS_NOINTERFACE;
}
NS_IMETHODIMP
nsEditorShell::GetSelectionController(nsISelectionController** aSelectionController)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsISelectionController> selCont;
nsresult rv = editor->GetSelectionController(getter_AddRefs(selCont));
if (NS_FAILED(rv))
return rv;
if (!selCont)
return NS_ERROR_NO_INTERFACE;
*aSelectionController = selCont;
NS_IF_ADDREF(*aSelectionController);
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::GetDocumentModified(PRBool *aDocumentModified)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
return editor->GetDocumentModified(aDocumentModified);
return NS_NOINTERFACE;
}
NS_IMETHODIMP
nsEditorShell::GetDocumentIsEmpty(PRBool *aDocumentIsEmpty)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
return editor->GetDocumentIsEmpty(aDocumentIsEmpty);
return NS_NOINTERFACE;
}
NS_IMETHODIMP
nsEditorShell::GetDocumentEditable(PRBool *aDocumentEditable)
{
*aDocumentEditable = PR_FALSE; // default return value
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor) return NS_OK;
PRUint32 editorFlags;
editor->GetFlags(&editorFlags);
if (editorFlags & nsIPlaintextEditor::eEditorReadonlyMask)
return NS_OK;
nsCOMPtr<nsIDOMDocument> doc;
editor->GetDocument(getter_AddRefs(doc));
if (!doc) return NS_OK;
*aDocumentEditable = PR_TRUE;
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::GetDocumentLength(PRInt32 *aDocumentLength)
{
nsCOMPtr<nsIPlaintextEditor> textEditor = do_QueryInterface(mEditor);
if (textEditor)
return textEditor->GetTextLength(aDocumentLength);
return NS_NOINTERFACE;
}
NS_IMETHODIMP
nsEditorShell::MakeOrChangeList(const PRUnichar *listType, PRBool entireList)
{
nsresult err = NS_NOINTERFACE;
nsAutoString aListType(listType);
switch (mEditorType)
{
case eHTMLTextEditorType:
if (aListType.IsEmpty())
{
err = mEditor->RemoveList(NS_ConvertASCIItoUCS2("ol"));
if(NS_SUCCEEDED(err))
{
err = mEditor->RemoveList(NS_ConvertASCIItoUCS2("ul"));
if(NS_SUCCEEDED(err))
err = mEditor->RemoveList(NS_ConvertASCIItoUCS2("dl"));
}
}
else
err = mEditor->MakeOrChangeList(aListType, entireList);
break;
case ePlainTextEditorType:
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::RemoveList(const PRUnichar *listType)
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsAutoString aListType(listType);
err = mEditor->RemoveList(aListType);
break;
}
case ePlainTextEditorType:
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::Indent(const PRUnichar *indent)
{
nsresult err = NS_NOINTERFACE;
nsAutoString aIndent(indent);
switch (mEditorType)
{
case eHTMLTextEditorType:
err = mEditor->Indent(aIndent);
break;
case ePlainTextEditorType:
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::Align(const PRUnichar *align)
{
nsresult err = NS_NOINTERFACE;
nsAutoString aAlignType(align);
switch (mEditorType)
{
case eHTMLTextEditorType:
err = mEditor->Align(aAlignType);
break;
case ePlainTextEditorType:
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::GetSelectedElement(const PRUnichar *aInTagName, nsIDOMElement **aOutElement)
{
if (!aInTagName || !aOutElement)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
nsAutoString tagName(aInTagName);
switch (mEditorType)
{
case eHTMLTextEditorType:
result = mEditor->GetSelectedElement(tagName, aOutElement);
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetFirstSelectedCell(nsIDOMElement **aOutElement)
{
if (!aOutElement)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
result = tableEditor->GetFirstSelectedCell(aOutElement, nsnull);
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
}
break;
}
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetFirstSelectedCellInTable(PRInt32 *aRowIndex, PRInt32 *aColIndex, nsIDOMElement **aOutElement)
{
if (!aOutElement || !aRowIndex || !aColIndex)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
result = tableEditor->GetFirstSelectedCellInTable(aOutElement, aRowIndex, aColIndex);
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
}
break;
}
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetNextSelectedCell(nsIDOMElement **aOutElement)
{
if (!aOutElement)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->GetNextSelectedCell(aOutElement, nsnull);
break;
}
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetElementOrParentByTagName(const PRUnichar *aInTagName, nsIDOMNode *node, nsIDOMElement **aOutElement)
{
//node can be null -- this signals using the selection anchorNode
if (!aInTagName || !aOutElement)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
nsAutoString tagName(aInTagName);
switch (mEditorType)
{
case eHTMLTextEditorType:
result = mEditor->GetElementOrParentByTagName(tagName, node, aOutElement);
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::CreateElementWithDefaults(const PRUnichar *aInTagName, nsIDOMElement **aOutElement)
{
if (!aOutElement)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
nsAutoString tagName(aInTagName);
switch (mEditorType)
{
case eHTMLTextEditorType:
result = mEditor->CreateElementWithDefaults(tagName, aOutElement);
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::DeleteElement(nsIDOMElement *element)
{
if (!element)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor) {
// The nsIEditor::DeleteNode() wants a node
// but it actually requires that it is an element!
nsCOMPtr<nsIDOMNode> node = do_QueryInterface(element);
result = editor->DeleteNode(node);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::InsertElement(nsIDOMElement *element, nsIDOMElement *parent, PRInt32 position, PRBool dontChangeSelection)
{
if (!element || !parent)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
{
// Set flag so InsertElementTxn doesn't change the selection
if (dontChangeSelection)
editor->SetShouldTxnSetSelection(PR_FALSE);
// The nsIEditor::InsertNode() wants nodes as params,
// but it actually requires that they are elements!
nsCOMPtr<nsIDOMNode> node = do_QueryInterface(element);
nsCOMPtr<nsIDOMNode> parentNode = do_QueryInterface(parent);
result = editor->InsertNode(node, parentNode, position);
if (dontChangeSelection)
editor->SetShouldTxnSetSelection(PR_TRUE);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::InsertElementAtSelection(nsIDOMElement *element, PRBool deleteSelection)
{
if (!element)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
result = mEditor->InsertElementAtSelection(element, deleteSelection);
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::InsertLinkAroundSelection(nsIDOMElement* aAnchorElement)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
result = mEditor->InsertLinkAroundSelection(aAnchorElement);
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SelectElement(nsIDOMElement* aElement)
{
if (!aElement)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
result = mEditor->SelectElement(aElement);
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SetSelectionAfterElement(nsIDOMElement* aElement)
{
if (!aElement)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
result = mEditor->SetCaretAfterElement(aElement);
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
/* Table Editing */
NS_IMETHODIMP
nsEditorShell::InsertTableRow(PRInt32 aNumber, PRBool bAfter)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->InsertTableRow(aNumber,bAfter);
}
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::InsertTableColumn(PRInt32 aNumber, PRBool bAfter)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->InsertTableColumn(aNumber,bAfter);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::InsertTableCell(PRInt32 aNumber, PRBool bAfter)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
BeginBatchChanges();
result = tableEditor->InsertTableCell(aNumber, bAfter);
if (NS_SUCCEEDED(result))
{
// Fix disturbances in table layout because of inserted cells
result = CheckPrefAndNormalizeTable();
}
EndBatchChanges();
return result;
}
}
break;
case ePlainTextEditorType:
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::DeleteTable()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
result = tableEditor->DeleteTable();
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::DeleteTableCell(PRInt32 aNumber)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
BeginBatchChanges();
result = tableEditor->DeleteTableCell(aNumber);
if(NS_SUCCEEDED(result))
{
// Fix disturbances in table layout because of deleted cells
result = CheckPrefAndNormalizeTable();
}
EndBatchChanges();
return result;
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::DeleteTableCellContents()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
result = tableEditor->DeleteTableCellContents();
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::DeleteTableRow(PRInt32 aNumber)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
result = tableEditor->DeleteTableRow(aNumber);
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::DeleteTableColumn(PRInt32 aNumber)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
result = tableEditor->DeleteTableColumn(aNumber);
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SwitchTableCellHeaderType(nsIDOMElement *aSourceCell, nsIDOMElement **aNewCell)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->SwitchTableCellHeaderType(aSourceCell, aNewCell);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::JoinTableCells(PRBool aMergeNonContiguousContents)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->JoinTableCells(aMergeNonContiguousContents);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SplitTableCell()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->SplitTableCell();
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SelectTableCell()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->SelectTableCell();
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SelectBlockOfCells(nsIDOMElement *aStartCell, nsIDOMElement *aEndCell)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->SelectBlockOfCells(aStartCell, aEndCell);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SelectTableRow()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->SelectTableRow();
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SelectTableColumn()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->SelectTableColumn();
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SelectTable()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->SelectTable();
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SelectAllTableCells()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->SelectAllTableCells();
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::NormalizeTable(nsIDOMElement *aTable)
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->NormalizeTable(aTable);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
// The next four methods are factored to return single items
// separately for row and column.
// Underlying implementation gets both at the same time for efficiency.
NS_IMETHODIMP
nsEditorShell::GetRowIndex(nsIDOMElement *cellElement, PRInt32 *_retval)
{
if (!_retval)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
// Get both row and column indexes - return just row
PRInt32 colIndex;
result = tableEditor->GetCellIndexes(cellElement, *_retval, colIndex);
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetColumnIndex(nsIDOMElement *cellElement, PRInt32 *_retval)
{
if (!_retval)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
// Get both row and column indexes - return just column
PRInt32 rowIndex;
result = tableEditor->GetCellIndexes(cellElement, rowIndex, *_retval);
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetTableRowCount(nsIDOMElement *tableElement, PRInt32 *_retval)
{
if (!_retval)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
// This returns both the number of rows and columns: return just rows
PRInt32 cols;
result = tableEditor->GetTableSize(tableElement, *_retval, cols);
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetTableColumnCount(nsIDOMElement *tableElement, PRInt32 *_retval)
{
if (!_retval)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
// This returns both the number of rows and columns: return just columns
PRInt32 rows;
result = tableEditor->GetTableSize(tableElement, rows, *_retval);
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetCellAt(nsIDOMElement *tableElement, PRInt32 rowIndex, PRInt32 colIndex, nsIDOMElement **_retval)
{
if (!_retval)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
{
result = tableEditor->GetCellAt(tableElement, rowIndex, colIndex, _retval);
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
}
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
// Note that the return param in the IDL must be the LAST out param here,
// so order of params is different from nsITableEditor
NS_IMETHODIMP
nsEditorShell::GetCellDataAt(nsIDOMElement *tableElement, PRInt32 rowIndex, PRInt32 colIndex,
PRInt32 *aStartRowIndex, PRInt32 *aStartColIndex,
PRInt32 *aRowSpan, PRInt32 *aColSpan,
PRInt32 *aActualRowSpan, PRInt32 *aActualColSpan,
PRBool *aIsSelected, nsIDOMElement **_retval)
{
if (!_retval ||
!aStartRowIndex || !aStartColIndex ||
!aRowSpan || !aColSpan ||
!aActualRowSpan || !aActualColSpan ||
!aIsSelected )
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->GetCellDataAt(tableElement, rowIndex, colIndex, _retval,
*aStartRowIndex, *aStartColIndex,
*aRowSpan, *aColSpan,
*aActualRowSpan, *aActualColSpan,
*aIsSelected);
// Don't return NS_EDITOR_ELEMENT_NOT_FOUND (passes NS_SUCCEEDED macro)
// to JavaScript
if(NS_SUCCEEDED(result)) return NS_OK;
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetFirstRow(nsIDOMElement *aTableElement, nsIDOMNode **_retval)
{
if (!_retval || !aTableElement)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->GetFirstRow(aTableElement, _retval);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetNextRow(nsIDOMNode *aCurrentRow, nsIDOMNode **_retval)
{
if (!_retval || !*_retval || !aCurrentRow)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->GetNextRow(aCurrentRow, _retval);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetSelectedOrParentTableElement(PRUnichar **aTagName, PRInt32 *aSelectedCount, nsIDOMElement **_retval)
{
if (!_retval || !aTagName || !aSelectedCount)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
nsAutoString TagName(*aTagName);
if (tableEditor)
result = tableEditor->GetSelectedOrParentTableElement(*_retval, TagName, *aSelectedCount);
*aTagName = TagName.ToNewUnicode();
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetSelectedCellsType(nsIDOMElement *aElement, PRUint32 *_retval)
{
if (!_retval)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->GetSelectedCellsType(aElement, *_retval);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
/* end of table editing */
NS_IMETHODIMP
nsEditorShell::GetEmbeddedObjects(nsISupportsArray **aObjectArray)
{
if (!aObjectArray)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (mailEditor)
result = mailEditor->GetEmbeddedObjects(aObjectArray);
}
break;
default:
result = NS_NOINTERFACE;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::InitSpellChecker()
{
nsresult result = NS_NOINTERFACE;
// We can spell check with any editor type
if (mEditor)
{
nsCOMPtr<nsITextServicesDocument>tsDoc;
result = nsComponentManager::CreateInstance(
kCTextServicesDocumentCID,
nsnull,
NS_GET_IID(nsITextServicesDocument),
(void **)getter_AddRefs(tsDoc));
if (NS_FAILED(result))
return result;
if (!tsDoc)
return NS_ERROR_NULL_POINTER;
// Pass the editor to the text services document
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor)
return NS_NOINTERFACE;
result = tsDoc->InitWithEditor(editor);
if (NS_FAILED(result))
return result;
result = nsComponentManager::CreateInstance(NS_SPELLCHECKER_CONTRACTID,
nsnull,
NS_GET_IID(nsISpellChecker),
(void **)getter_AddRefs(mSpellChecker));
if (NS_FAILED(result))
return result;
if (!mSpellChecker)
return NS_ERROR_NULL_POINTER;
result = mSpellChecker->SetDocument(tsDoc, PR_TRUE);
if (NS_FAILED(result))
return result;
// Tell the spellchecker what dictionary to use:
PRUnichar *dictName = nsnull;
NS_WITH_SERVICE(nsIPref, prefs, kPrefServiceCID, &result);
if (NS_SUCCEEDED(result) && prefs)
result = prefs->CopyUnicharPref("spellchecker.dictionary", &dictName);
if (! dictName || ! *dictName)
{
// Prefs didn't give us a dictionary name, so just get the current
// locale and use that as the default dictionary name!
if (dictName)
{
nsMemory::Free(dictName);
dictName = nsnull;
}
nsCOMPtr<nsIChromeRegistry> chromeRegistry = do_GetService(kChromeRegistryCID, &result);
if (NS_SUCCEEDED(result) && chromeRegistry)
result = chromeRegistry->GetSelectedLocale(NS_LITERAL_STRING("navigator").get(), &dictName);
}
if (NS_SUCCEEDED(result) && dictName && *dictName)
result = SetCurrentDictionary(dictName);
if (dictName)
nsMemory::Free(dictName);
// If an error was thrown while checking the dictionary pref, just
// fail silently so that the spellchecker dialog is allowed to come
// up. The user can manually reset the language to their choice on
// the dialog if it is wrong.
result = NS_OK;
DeleteSuggestedWordList();
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetNextMisspelledWord(PRUnichar **aNextMisspelledWord)
{
nsresult result = NS_NOINTERFACE;
nsAutoString nextMisspelledWord;
// We can spell check with any editor type
if (mEditor && mSpellChecker)
{
DeleteSuggestedWordList();
result = mSpellChecker->NextMisspelledWord(&nextMisspelledWord, &mSuggestedWordList);
}
*aNextMisspelledWord = nextMisspelledWord.ToNewUnicode();
return result;
}
NS_IMETHODIMP
nsEditorShell::GetSuggestedWord(PRUnichar **aSuggestedWord)
{
nsresult result = NS_NOINTERFACE;
nsAutoString word;
// We can spell check with any editor type
if (mEditor)
{
if ( mSuggestedWordIndex < mSuggestedWordList.Count())
{
mSuggestedWordList.StringAt(mSuggestedWordIndex, word);
mSuggestedWordIndex++;
} else {
// A blank string signals that there are no more strings
word.SetLength(0);
}
result = NS_OK;
}
*aSuggestedWord = word.ToNewUnicode();
return result;
}
NS_IMETHODIMP
nsEditorShell::CheckCurrentWord(const PRUnichar *aSuggestedWord, PRBool *aIsMisspelled)
{
nsresult result = NS_NOINTERFACE;
nsAutoString suggestedWord(aSuggestedWord);
// We can spell check with any editor type
if (mEditor && mSpellChecker)
{
DeleteSuggestedWordList();
result = mSpellChecker->CheckWord(&suggestedWord, aIsMisspelled, &mSuggestedWordList);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::ReplaceWord(const PRUnichar *aMisspelledWord, const PRUnichar *aReplaceWord, PRBool allOccurrences)
{
nsresult result = NS_NOINTERFACE;
nsAutoString misspelledWord(aMisspelledWord);
nsAutoString replaceWord(aReplaceWord);
if (mEditor && mSpellChecker)
{
result = mSpellChecker->Replace(&misspelledWord, &replaceWord, allOccurrences);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::IgnoreWordAllOccurrences(const PRUnichar *aWord)
{
nsresult result = NS_NOINTERFACE;
nsAutoString word(aWord);
if (mEditor && mSpellChecker)
{
result = mSpellChecker->IgnoreAll(&word);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetPersonalDictionary()
{
nsresult result = NS_NOINTERFACE;
// We can spell check with any editor type
if (mEditor && mSpellChecker)
{
mDictionaryList.Clear();
mDictionaryIndex = 0;
result = mSpellChecker->GetPersonalDictionary(&mDictionaryList);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetPersonalDictionaryWord(PRUnichar **aDictionaryWord)
{
nsresult result = NS_NOINTERFACE;
nsAutoString word;
if (mEditor)
{
if ( mDictionaryIndex < mDictionaryList.Count())
{
mDictionaryList.StringAt(mDictionaryIndex, word);
mDictionaryIndex++;
} else {
// A blank string signals that there are no more strings
word.SetLength(0);
}
result = NS_OK;
}
*aDictionaryWord = word.ToNewUnicode();
return result;
}
NS_IMETHODIMP
nsEditorShell::AddWordToDictionary(const PRUnichar *aWord)
{
nsresult result = NS_NOINTERFACE;
nsAutoString word(aWord);
if (mEditor && mSpellChecker)
{
result = mSpellChecker->AddWordToPersonalDictionary(&word);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::RemoveWordFromDictionary(const PRUnichar *aWord)
{
nsresult result = NS_NOINTERFACE;
nsAutoString word(aWord);
if (mEditor && mSpellChecker)
{
result = mSpellChecker->RemoveWordFromPersonalDictionary(&word);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetDictionaryList(PRUnichar ***aDictionaryList, PRUint32 *aCount)
{
nsresult result = NS_ERROR_NOT_IMPLEMENTED;
if (!aDictionaryList || !aCount)
return NS_ERROR_NULL_POINTER;
*aDictionaryList = 0;
*aCount = 0;
if (mEditor && mSpellChecker)
{
nsStringArray dictList;
result = mSpellChecker->GetDictionaryList(&dictList);
if (NS_FAILED(result))
return result;
PRUnichar **tmpPtr = 0;
if (dictList.Count() < 1)
{
// If there are no dictionaries, return an array containing
// one element and a count of one.
tmpPtr = (PRUnichar **)nsMemory::Alloc(sizeof(PRUnichar *));
if (!tmpPtr)
return NS_ERROR_OUT_OF_MEMORY;
*tmpPtr = 0;
*aDictionaryList = tmpPtr;
*aCount = 0;
return NS_OK;
}
tmpPtr = (PRUnichar **)nsMemory::Alloc(sizeof(PRUnichar *) * dictList.Count());
if (!tmpPtr)
return NS_ERROR_OUT_OF_MEMORY;
*aDictionaryList = tmpPtr;
*aCount = dictList.Count();
nsAutoString dictStr;
PRUint32 i;
for (i = 0; i < *aCount; i++)
{
dictList.StringAt(i, dictStr);
tmpPtr[i] = dictStr.ToNewUnicode();
}
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetCurrentDictionary(PRUnichar **aDictionary)
{
nsresult result = NS_ERROR_NOT_INITIALIZED;
if (!aDictionary)
return NS_ERROR_NULL_POINTER;
*aDictionary = 0;
if (mEditor && mSpellChecker)
{
nsAutoString dictStr;
result = mSpellChecker->GetCurrentDictionary(&dictStr);
if (NS_FAILED(result))
return result;
*aDictionary = dictStr.ToNewUnicode();
}
return result;
}
NS_IMETHODIMP
nsEditorShell::SetCurrentDictionary(const PRUnichar *aDictionary)
{
nsresult result = NS_ERROR_NOT_INITIALIZED;
if (!aDictionary)
return NS_ERROR_NULL_POINTER;
if (mEditor && mSpellChecker)
{
nsAutoString dictStr(aDictionary);
result = mSpellChecker->SetCurrentDictionary(&dictStr);
}
return result;
}
NS_IMETHODIMP
nsEditorShell::UninitSpellChecker()
{
nsresult result = NS_NOINTERFACE;
// We can spell check with any editor type
if (mEditor)
{
// Save the last used dictionary to the user's preferences.
NS_WITH_SERVICE(nsIPref, prefs, kPrefServiceCID, &result);
if (NS_SUCCEEDED(result) && prefs)
{
PRUnichar *dictName = nsnull;
result = GetCurrentDictionary(&dictName);
if (NS_SUCCEEDED(result) && dictName && *dictName)
result = prefs->SetUnicharPref("spellchecker.dictionary", dictName);
if (dictName)
nsMemory::Free(dictName);
}
// Cleanup - kill the spell checker
DeleteSuggestedWordList();
mDictionaryList.Clear();
mDictionaryIndex = 0;
mSpellChecker = 0;
result = NS_OK;
}
return result;
}
nsresult
nsEditorShell::DeleteSuggestedWordList()
{
mSuggestedWordList.Clear();
mSuggestedWordIndex = 0;
return NS_OK;
}
#ifdef XP_MAC
#pragma mark -
#endif
/* void onStartURIOpen (in nsIURI aURI, in string aWindowTarget, out boolean aAbortOpen); */
NS_IMETHODIMP nsEditorShell::OnStartURIOpen(nsIURI *aURI, const char *aWindowTarget, PRBool *aAbortOpen)
{
return NS_OK;
}
/* void getProtocolHandler (in nsIURI aURI, out nsIProtocolHandler aProtocolHandler); */
NS_IMETHODIMP nsEditorShell::GetProtocolHandler(nsIURI *aURI, nsIProtocolHandler **aProtocolHandler)
{
NS_ENSURE_ARG_POINTER(aProtocolHandler);
*aProtocolHandler = nsnull;
return NS_OK;
}
/* void doContent (in string aContentType, in nsURILoadCommand aCommand, in string aWindowTarget, in nsIChannel aOpenedChannel, out nsIStreamListener aContentHandler, out boolean aAbortProcess); */
NS_IMETHODIMP nsEditorShell::DoContent(const char *aContentType, nsURILoadCommand aCommand, const char *aWindowTarget, nsIRequest* request, nsIStreamListener **aContentHandler, PRBool *aAbortProcess)
{
NS_ENSURE_ARG_POINTER(aContentHandler);
NS_ENSURE_ARG_POINTER(aAbortProcess);
*aContentHandler = nsnull;
*aAbortProcess = PR_FALSE;
return NS_OK;
}
/* boolean isPreferred (in string aContentType, in nsURILoadCommand aCommand, in string aWindowTarget, out string aDesiredContentType); */
NS_IMETHODIMP nsEditorShell::IsPreferred(const char *aContentType, nsURILoadCommand aCommand, const char *aWindowTarget, char **aDesiredContentType, PRBool *_retval)
{
NS_ENSURE_ARG_POINTER(aDesiredContentType);
NS_ENSURE_ARG_POINTER(_retval);
*aDesiredContentType = nsnull;
*_retval = PR_FALSE;
return NS_OK;
}
/* boolean canHandleContent (in string aContentType, in nsURILoadCommand aCommand, in string aWindowTarget, out string aDesiredContentType); */
NS_IMETHODIMP nsEditorShell::CanHandleContent(const char *aContentType, nsURILoadCommand aCommand, const char *aWindowTarget, char **aDesiredContentType, PRBool *_retval)
{
NS_ENSURE_ARG_POINTER(aDesiredContentType);
NS_ENSURE_ARG_POINTER(_retval);
*aDesiredContentType = nsnull;
*_retval = PR_FALSE;
return NS_OK;
}
/* attribute nsISupports loadCookie; */
NS_IMETHODIMP nsEditorShell::GetLoadCookie(nsISupports * *aLoadCookie)
{
NS_ENSURE_ARG_POINTER(aLoadCookie);
*aLoadCookie = nsnull;
return NS_OK;
}
NS_IMETHODIMP nsEditorShell::SetLoadCookie(nsISupports * aLoadCookie)
{
return NS_OK;
}
/* attribute nsIURIContentListener parentContentListener; */
NS_IMETHODIMP nsEditorShell::GetParentContentListener(nsIURIContentListener * *aParentContentListener)
{
NS_ENSURE_ARG_POINTER(aParentContentListener);
*aParentContentListener = nsnull;
return NS_OK;
}
NS_IMETHODIMP nsEditorShell::SetParentContentListener(nsIURIContentListener * aParentContentListener)
{
return NS_OK;
}
#ifdef XP_MAC
#pragma mark -
#endif
NS_IMETHODIMP
nsEditorShell::BeginBatchChanges()
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->BeginTransaction();
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::EndBatchChanges()
{
nsresult err = NS_NOINTERFACE;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->EndTransaction();
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::RunUnitTests()
{
PRInt32 numTests = 0;
PRInt32 numTestsFailed = 0;
nsresult err = NS_OK;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
err = editor->DebugUnitTests(&numTests, &numTestsFailed);
#ifdef APP_DEBUG
printf("\nRan %ld tests, of which %ld failed\n", (long)numTests, (long)numTestsFailed);
#endif
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::StartLogging(nsIFile *logFile)
{
nsresult err = NS_OK;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditorLogging> logger = do_QueryInterface(mEditor);
if (logger)
err = logger->StartLogging(logFile);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::StopLogging()
{
nsresult err = NS_OK;
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIEditorLogging> logger = do_QueryInterface(mEditor);
if (logger)
err = logger->StopLogging();
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
#ifdef XP_MAC
#pragma mark -
#endif
//----------------------------------------
// nsIWebProgessListener implementation
//----------------------------------------
NS_IMETHODIMP
nsEditorShell::OnProgressChange(nsIWebProgress *aProgress,
nsIRequest *aRequest,
PRInt32 aCurSelfProgress,
PRInt32 aMaxSelfProgress,
PRInt32 aCurTotalProgress,
PRInt32 aMaxTotalProgress)
{
if (mParserObserver)
{
PRBool cancelEdit;
mParserObserver->GetBadTagFound(&cancelEdit);
if (cancelEdit)
{
/*
nsCOMPtr<nsIDocShell> docShell = do_QueryInterface(mWebShell);
if (docShell)
docShell->StopLoad();
*/
mParserObserver->End();
NS_RELEASE(mParserObserver);
if (mDocShell)
{
// where do we pop up a dialog telling the user they can't edit this doc?
// this next call will close the window, but do we want to do that? or tell the .js UI to do it?
mCloseWindowWhenLoaded = PR_TRUE;
mCantEditReason = eCantEditFramesets;
}
}
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::OnStateChange(nsIWebProgress *aProgress,
nsIRequest *aRequest,
PRInt32 aStateFlags,
nsresult aStatus)
{
//
// A Request has started...
//
if (aStateFlags & nsIWebProgressListener::STATE_START)
{
// Page level notification...
if (aStateFlags & nsIWebProgressListener::STATE_IS_NETWORK)
{
StartPageLoad();
}
// Document level notification...
if (aStateFlags & nsIWebProgressListener::STATE_IS_DOCUMENT)
{
nsCOMPtr<nsIDOMWindow> domWindow;
// Get the DOMWindow where the state change occurred...
aProgress->GetDOMWindow(getter_AddRefs(domWindow));
if (domWindow)
{
(void) StartDocumentLoad(domWindow);
}
}
}
//
// A network or document Request as finished...
//
else if ((aStateFlags & nsIWebProgressListener::STATE_STOP) &&
((aStateFlags & nsIWebProgressListener::STATE_IS_DOCUMENT) ||
(aStateFlags & nsIWebProgressListener::STATE_IS_NETWORK)))
{
nsCOMPtr<nsIChannel> channel(do_QueryInterface(aRequest));
nsCOMPtr<nsIDOMWindow> domWindow;
// Get the DOMWindow where the state change occurred...
aProgress->GetDOMWindow(getter_AddRefs(domWindow));
if (domWindow)
{
// Document level notification...
if (aStateFlags & nsIWebProgressListener::STATE_IS_DOCUMENT)
{
(void) EndDocumentLoad(domWindow, channel, aStatus);
}
// Page level notification...
if (aStateFlags & nsIWebProgressListener::STATE_IS_NETWORK)
{
(void) EndPageLoad(domWindow, channel, aStatus);
}
}
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::OnLocationChange(nsIWebProgress *aProgress,
nsIRequest *aRequest,
nsIURI *aURI)
{
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::OnStatusChange(nsIWebProgress* aWebProgress,
nsIRequest* aRequest,
nsresult aStatus,
const PRUnichar* aMessage)
{
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::OnSecurityChange(nsIWebProgress *aWebProgress,
nsIRequest *aRequest,
PRInt32 state)
{
return NS_OK;
}
nsresult nsEditorShell::StartPageLoad()
{
// Start the throbber
// TODO: We should also start/stop it for saving and publishing?
SetChromeAttribute( mDocShell, "Editor:Throbber", "busy",
NS_ConvertASCIItoUCS2("true") );
// set up a parser observer
if (!mParserObserver)
{
mParserObserver = new nsEditorParserObserver();
if (!mParserObserver) {
return NS_ERROR_OUT_OF_MEMORY;
}
NS_ADDREF(mParserObserver);
mParserObserver->RegisterTagToWatch("FRAMESET");
mParserObserver->Start();
}
return NS_OK;
}
// Called when the entire document, including any sub-documents (ie. frames)
// have been loaded...
nsresult nsEditorShell::EndPageLoad(nsIDOMWindow *aDOMWindow,
nsIChannel *aChannel,
nsresult aStatus)
{
// Make sure the ParserObserver is active through any frameset loads?
if (mParserObserver)
{
mParserObserver->End();
NS_RELEASE(mParserObserver);
}
SetChromeAttribute( mDocShell, "Editor:Throbber", "busy",
NS_ConvertASCIItoUCS2("false") );
nsAutoString doneText;
GetBundleString(NS_LITERAL_STRING("LoadingDone"), doneText);
SetChromeAttribute(mDocShell, "statusText", "label", doneText);
// Display an Alert dialog if the page cannot be edited...
if (mCloseWindowWhenLoaded)
{
nsAutoString alertLabel, alertMessage;
GetBundleString(NS_LITERAL_STRING("Alert"), alertLabel);
nsAutoString stringID;
switch (mCantEditReason)
{
case eCantEditFramesets:
stringID.AssignWithConversion("CantEditFramesetMsg");
break;
case eCantEditMimeType:
stringID.AssignWithConversion("CantEditMimeTypeMsg");
break;
case eCantEditOther:
stringID.AssignWithConversion("CantEditDocumentMsg");
break;
default:
// Do nothing.
break;
}
GetBundleString(stringID, alertMessage);
Alert(alertLabel, alertMessage);
nsCOMPtr<nsIBaseWindow> baseWindow;
GetTreeOwner(mDocShell, getter_AddRefs(baseWindow));
NS_ENSURE_TRUE(baseWindow, NS_ERROR_ABORT);
baseWindow->Destroy();
return NS_ERROR_ABORT;
}
//
// By this time, we know that the page did not contain any frames
// (since mCloseWindowWhenLoaded was PR_FALSE)... So, make an
// editor (assuming that the load succeeded)...
//
// for pages with charsets, this gets called the first time with a
// non-zero status value. Don't prepare the editor that time.
// aStatus will be NS_BINDING_ABORTED then.
//
if (NS_SUCCEEDED(aStatus))
{
nsCOMPtr<nsIURI> url;
aChannel->GetURI(getter_AddRefs(url));
(void) PrepareDocumentForEditing(aDOMWindow, url);
}
return NS_OK;
}
// Called when each new document, or sub-document (ie. frame) starts to
// load.
nsresult nsEditorShell::StartDocumentLoad(nsIDOMWindow *aDOMWindow)
{
// Disable JavaScript in this document:
nsCOMPtr<nsIScriptGlobalObject> sgo (do_QueryInterface(aDOMWindow));
if (sgo)
{
nsCOMPtr<nsIScriptContext> scriptContext;
sgo->GetContext(getter_AddRefs(scriptContext));
if (scriptContext)
scriptContext->SetScriptsEnabled(PR_FALSE);
}
return NS_OK;
}
// Called when each document, or sub-document (ie. frame) has finished
// loading...
nsresult nsEditorShell::EndDocumentLoad(nsIDOMWindow *aDOMWindow,
nsIChannel* aChannel,
nsresult aStatus)
{
// for pages with charsets, this gets called the first time with a
// non-zero status value. Don't prepare the editor that time.
// aStatus will be NS_BINDING_ABORTED then.
if (aStatus == NS_BINDING_ABORTED)
return NS_OK;
// note that we continue with other non-success status codes.
// Disable meta-refresh
nsCOMPtr<nsIRefreshURI> refreshURI = do_QueryInterface(mContentAreaDocShell);
if (refreshURI)
refreshURI->CancelRefreshURITimers();
// Is this a MIME type we can handle?
if (aChannel)
{
char *contentType;
aChannel->GetContentType(&contentType);
if (contentType)
{
if ( (nsCRT::strcmp(contentType, "text/html") != 0) &&
(nsCRT::strcmp(contentType, "text/plain") != 0))
{
mCloseWindowWhenLoaded = PR_TRUE;
mCantEditReason = eCantEditMimeType;
}
nsMemory::Free(contentType);
}
}
return NS_OK;
}
#ifdef XP_MAC
#pragma mark -
#endif
nsresult
nsEditorShell::CheckPrefAndNormalizeTable()
{
nsresult res = NS_NOINTERFACE;
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
{
NS_WITH_SERVICE(nsIPref, prefs, kPrefServiceCID, &res);
if (NS_FAILED(res)) return NS_OK;
PRBool normalizeTable = PR_FALSE;
if (NS_SUCCEEDED(prefs->GetBoolPref("editor.table.maintain_structure", &normalizeTable)) && normalizeTable)
return NormalizeTable(nsnull);
return NS_OK;
}
return res;
}
NS_IMETHODIMP
nsEditorShell::HandleMouseClickOnElement(nsIDOMElement *aElement, PRInt32 aClickCount,
PRInt32 x, PRInt32 y, PRBool *_retval)
{
// Guess it's ok if we don't have an element
if (!aElement) return NS_OK;
if (!_retval) return NS_ERROR_NULL_POINTER;
*_retval = PR_FALSE;
// We'll only look at single and double-click
if (aClickCount > 2) return NS_OK;
nsresult rv = NS_OK;
/*
#if DEBUG_cmanske
nsAutoString TagName;
aElement->GetTagName(TagName);
TagName.ToLowerCase();
char szTagName[64];
TagName.ToCString(szTagName, 64);
printf("***** Element clicked on: %s, x=%d, y=%d\n", szTagName, x, y);
#endif
*/
if (mDisplayMode == eDisplayModeAllTags)
{
// Always select the element in AllTags mode
// in other modes, clicking on images, hline, etc
// already selects them correctly
// Selection here is used to make clicking on the
// background image in ShowAllTags mode select
// contents of a element
// TODO: It would be great if we could use x, y to restrict
// where you click for easier caret placement near border with content,
// but:
// 1. We can get x,y, relative to either screen or "widget" (contentWindow)
// origin, but not the element clicked on!
// 2. we need to get the size of the element!
rv = SelectElement(aElement);
if (NS_SUCCEEDED(rv))
*_retval = PR_TRUE;
}
// For double-click, edit element properties
if (aClickCount == 2)
{
// In "All Tags" mode, use AdvancedProperties,
// in others use appriate object property dialog
if (mDisplayMode == eDisplayModeAllTags)
rv = DoControllerCommand(NS_LITERAL_STRING("cmd_advancedProperties"));
else
rv = DoControllerCommand(NS_LITERAL_STRING("cmd_objectProperties"));
if (NS_SUCCEEDED(rv))
*_retval = PR_TRUE;
}
return rv;
}
nsresult
nsEditorShell::DoControllerCommand(const nsAReadableString& aCommand)
{
// Get the list of controllers...
nsCOMPtr<nsIControllers> controllers;
if(!mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
nsCOMPtr<nsIDOMWindowInternal> cwP = do_QueryReferent(mContentWindow);
if (!cwP) return NS_ERROR_NOT_INITIALIZED;
nsresult rv = cwP->GetControllers(getter_AddRefs(controllers));
if (NS_FAILED(rv)) return rv;
if (!controllers) return NS_ERROR_NULL_POINTER;
//... then find the specific controller supporting desired command
nsCOMPtr<nsIController> controller;
rv = controllers->GetControllerForCommand(aCommand, getter_AddRefs(controller));
if (NS_SUCCEEDED(rv))
{
if (!controller) return NS_ERROR_FAILURE;
nsCOMPtr<nsIEditorController> composerController = do_QueryInterface(controller);
// Execute the command
rv = composerController->DoCommand(aCommand);
}
return rv;
}