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gecko-dev/editor/base/nsEditorShell.cpp

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/* -*- 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):
* Pierre Phaneuf <pp@ludusdesign.com>
*/
#include <stdio.h>
#include "nsEditorShell.h"
#include "nsIWebShell.h"
#include "nsIBaseWindow.h"
#include "nsIContentViewerFile.h"
#include "pratom.h"
#include "prprf.h"
#include "nsIComponentManager.h"
#include "nsIScriptContext.h"
#include "nsIScriptGlobalObject.h"
#include "nsIScriptGlobalObjectOwner.h"
#include "nsIDOMDocument.h"
#include "nsIDOMXULDocument.h"
#include "nsIDOMHTMLDocument.h"
#include "nsIDiskDocument.h"
#include "nsIDocument.h"
#include "nsIDOMWindow.h"
#include "nsIDOMNode.h"
#include "nsIDOMNodeList.h"
#include "nsICSSLoader.h"
#include "nsICSSStyleSheet.h"
#include "nsIHTMLContentContainer.h"
#include "nsIStyleSet.h"
#include "nsIURI.h"
#include "nsNetUtil.h"
#include "nsIScriptGlobalObject.h"
#include "nsIWebShellWindow.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 "nsIDOMSelection.h"
#include "nsIFileWidget.h"
#include "nsFileSpec.h"
#include "nsIFindComponent.h"
#include "nsIPrompt.h"
#include "nsICommonDialogs.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"
///////////////////////////////////////
// Editor Includes
///////////////////////////////////////
#include "nsIDOMEventReceiver.h"
#include "nsIDOMEventCapturer.h"
#include "nsString.h"
#include "nsIDOMText.h"
#include "nsIDOMElement.h"
#include "nsIDOMDocument.h"
#include "nsIDocumentLoader.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 "nsAOLCiter.h"
#include "nsInternetCiter.h"
///////////////////////////////////////
// Drag & Drop, Clipboard
#include "nsWidgetsCID.h"
#include "nsIClipboard.h"
#include "nsITransferable.h"
#include "nsISupportsArray.h"
/* Define Class IDs */
static NS_DEFINE_IID(kAppShellServiceCID, NS_APPSHELL_SERVICE_CID);
static NS_DEFINE_CID(kHTMLEditorCID, NS_HTMLEDITOR_CID);
static NS_DEFINE_CID(kCTextServicesDocumentCID, NS_TEXTSERVICESDOCUMENT_CID);
static NS_DEFINE_CID(kCSpellCheckerCID, NS_SPELLCHECKER_CID);
static NS_DEFINE_IID(kCFileWidgetCID, NS_FILEWIDGET_CID);
static NS_DEFINE_CID(kCStringBundleServiceCID, NS_STRINGBUNDLESERVICE_CID);
static NS_DEFINE_CID(kCommonDialogsCID, NS_CommonDialog_CID );
static NS_DEFINE_CID(kDialogParamBlockCID, NS_DialogParamBlock_CID);
static NS_DEFINE_CID(kPrefServiceCID, NS_PREF_CID);
/* Define Interface IDs */
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
#define APP_DEBUG 0
#define EDITOR_BUNDLE_URL "chrome://editor/locale/editor.properties"
/////////////////////////////////////////////////////////////////////////
// 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 to set and attribute of an element (used for throbber)
static nsresult
SetChromeAttribute( nsIDocShell *shell, const char *id,
const char *name, const nsString &value )
{
nsCOMPtr<nsIDocument> doc;
nsresult rv = GetDocument( shell, getter_AddRefs(doc) );
if(NS_SUCCEEDED(rv) && doc)
{
// Up-cast.
nsCOMPtr<nsIDOMXULDocument> xulDoc( do_QueryInterface(doc) );
if ( xulDoc )
{
// Find specified element.
nsCOMPtr<nsIDOMElement> elem;
rv = xulDoc->GetElementById( NS_ConvertASCIItoUCS2(id), getter_AddRefs(elem) );
if ( elem )
// Set the text attribute.
rv = elem->SetAttribute( NS_ConvertASCIItoUCS2(name), value );
}
}
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()
: mParserObserver(nsnull)
, mStateMaintainer(nsnull)
, mWebShellWindow(nsnull)
, mContentWindow(nsnull)
, mEditorController(nsnull)
, mDocShell(nsnull)
, mContentAreaDocShell(nsnull)
, mCloseWindowWhenLoaded(PR_FALSE)
, mEditorType(eUninitializedEditorType)
, mWrapColumn(0)
, mSuggestedWordIndex(0)
, mDictionaryIndex(0)
, mDisplayMode(eDisplayModeNormal)
, mMailCompose(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_ADDREF(nsEditorShell)
NS_IMPL_RELEASE(nsEditorShell)
NS_IMETHODIMP
nsEditorShell::QueryInterface(REFNSIID aIID,void** aInstancePtr)
{
if (aInstancePtr == NULL) {
return NS_ERROR_NULL_POINTER;
}
// Always NULL result, in case of failure
*aInstancePtr = NULL;
if ( aIID.Equals(kISupportsIID)) {
*aInstancePtr = (void*) ((nsISupports*)((nsIEditorShell *)this));
AddRef();
return NS_OK;
}
else if ( aIID.Equals(NS_GET_IID(nsIEditorShell)) ) {
*aInstancePtr = (void*) ((nsIEditorShell*)this);
AddRef();
return NS_OK;
}
else if ( aIID.Equals(NS_GET_IID(nsIEditorSpellCheck)) ) {
*aInstancePtr = (void*) ((nsIEditorSpellCheck*)this);
AddRef();
return NS_OK;
}
else if (aIID.Equals(NS_GET_IID(nsIDocumentLoaderObserver))) {
*aInstancePtr = (void*) ((nsIDocumentLoaderObserver*)this);
AddRef();
return NS_OK;
}
return NS_ERROR_NO_INTERFACE;
}
NS_IMETHODIMP
nsEditorShell::Init()
{
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;
}
nsILocale* aLocale = nsnull;
res = stringBundleService->CreateBundle(EDITOR_BUNDLE_URL, aLocale, 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.
return NS_OK;
}
nsresult
nsEditorShell::PrepareDocumentForEditing(nsIDocumentLoader* aLoader, nsIURI *aUrl)
{
if (!mContentAreaDocShell || !mContentWindow)
return NS_ERROR_NOT_INITIALIZED;
if (mEditor)
{
// 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.
// first, unregister the selection listener, if there was one
if (mStateMaintainer)
{
nsCOMPtr<nsIDOMSelection> domSelection;
// using a scoped result, because we don't really care if this fails
nsresult result = GetEditorSelection(getter_AddRefs(domSelection));
if (NS_SUCCEEDED(result) && domSelection)
{
domSelection->RemoveSelectionListener(mStateMaintainer);
NS_IF_RELEASE(mStateMaintainer);
}
}
// 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.
}
// get the webshell for this loader. Need this, not mContentAreaDocShell, in
// case we are editing a frameset
nsCOMPtr<nsISupports> loaderContainer;
aLoader->GetContainer(getter_AddRefs(loaderContainer));
nsCOMPtr<nsIDocShell> containerAsDocShell = do_QueryInterface(loaderContainer);
if (!containerAsDocShell)
{
NS_ASSERTION(0, "Failed to get loader container as web shell");
return NS_ERROR_UNEXPECTED;
}
nsresult rv = DoEditorMode(containerAsDocShell);
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 XULDoc 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<nsIDOMXULDocument> xulDoc = do_QueryInterface(chromeDoc, &rv);
if (NS_FAILED(rv)) return rv;
// now init the state maintainer
rv = mStateMaintainer->Init(mEditor, xulDoc);
if (NS_FAILED(rv)) return rv;
// set it up as a selection listener
nsCOMPtr<nsIDOMSelection> domSelection;
rv = GetEditorSelection(getter_AddRefs(domSelection));
if (NS_FAILED(rv)) return rv;
rv = domSelection->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);
}
// 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)
{
char* pageURLString = nsnull;
char* pageScheme = nsnull;
aUrl->GetScheme(&pageScheme);
aUrl->GetSpec(&pageURLString);
#if DEBUG
printf("PrepareDocumentForEditing: Editor is editing %s\n", pageURLString ? pageURLString : "");
#endif
// only save the file spec if this is a local file, and is not
// about:blank
if (nsCRT::strncmp(pageScheme, "file", 4) == 0 &&
nsCRT::strncmp(pageURLString,"about:blank", 11) != 0)
{
// Clutzy method of converting URL to local file format
// nsIFileSpec is going away -- is nsFileSpec???
nsFileURL pageURL(pageURLString);
nsFileSpec pageSpec(pageURL);
nsCOMPtr<nsIDOMDocument> domDoc;
editor->GetDocument(getter_AddRefs(domDoc));
if (domDoc)
{
nsCOMPtr<nsIDiskDocument> diskDoc = do_QueryInterface(domDoc);
if (diskDoc)
diskDoc->InitDiskDocument(&pageSpec);
}
}
if (pageURLString)
nsCRT::free(pageURLString);
if (pageScheme)
nsCRT::free(pageScheme);
}
// Set the editor-specific Window caption
UpdateWindowTitle();
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 = xulDoc->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
if (!mMailCompose)
{
mContentWindow->Focus();
// turn on caret
nsCOMPtr<nsISelectionController> selCon;
editor->GetSelectionController(getter_AddRefs(selCon));
if (selCon) selCon->SetCaretEnabled(PR_TRUE);
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::SetContentWindow(nsIDOMWindow* aWin)
{
NS_PRECONDITION(aWin != nsnull, "null ptr");
if (!aWin)
return NS_ERROR_NULL_POINTER;
mContentWindow = aWin;
nsresult rv;
nsCOMPtr<nsIScriptGlobalObject> globalObj = do_QueryInterface(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;
mContentAreaDocShell = docShell; // dont AddRef
rv = docShell->SetDocLoaderObserver((nsIDocumentLoaderObserver *)this);
if (NS_FAILED(rv)) return rv;
// we make two controllers
nsCOMPtr<nsIControllers> 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("component://netscape/editor/editorcontroller", &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(0, controller);
if (NS_FAILED(rv)) return rv;
}
{
// the first is a composer controller, and takes an nsIEditorShell as the refCon
nsCOMPtr<nsIController> controller = do_CreateInstance("component://netscape/editor/composercontroller", &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(1, controller);
if (NS_FAILED(rv)) return rv;
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::GetContentWindow(nsIDOMWindow * *aContentWindow)
{
NS_ENSURE_ARG_POINTER(aContentWindow);
NS_IF_ADDREF(*aContentWindow = mContentWindow);
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::SetWebShellWindow(nsIDOMWindow* 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;
/*
#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(nsIDOMWindow * *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_METHOD
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;
}
}
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"))
{
err = editor->Init(aDoc, aPresShell, selCon, nsIHTMLEditor::eEditorPlaintextMask);
mEditorType = ePlainTextEditorType;
}
else if (mEditorTypeString.EqualsWithConversion("html") || mEditorTypeString.IsEmpty()) // empty string default to HTML editor
{
err = editor->Init(aDoc, aPresShell, selCon, 0);
mEditorType = eHTMLTextEditorType;
}
else if (mEditorTypeString.EqualsWithConversion("htmlmail")) // HTML editor with special mail rules
{
err = editor->Init(aDoc, aPresShell, selCon, nsIHTMLEditor::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
}
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);
}
NS_IMETHODIMP
nsEditorShell::UpdateInterfaceState(const PRUnichar *tagToUpdate)
{
if (!mStateMaintainer)
return NS_ERROR_NOT_INITIALIZED;
return mStateMaintainer->ForceUpdate(tagToUpdate);
}
NS_IMETHODIMP
nsEditorShell::SetCommandStateData(const PRUnichar *commandName, void * stateData)
{
if (!mStateMaintainer)
return NS_ERROR_NOT_INITIALIZED;
nsSubsumeStr commandStr((PRUnichar *)commandName, PR_FALSE);
return mStateMaintainer->SetCommandStateData(commandStr, stateData);
}
NS_IMETHODIMP
nsEditorShell::GetCommandStateData(const PRUnichar *commandName, void * *outStateData)
{
if (!mStateMaintainer)
return NS_ERROR_NOT_INITIALIZED;
nsSubsumeStr commandStr((PRUnichar *)commandName, PR_FALSE);
return mStateMaintainer->GetCommandStateData(commandStr, outStateData);
}
// 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) {
nsAutoString attributeStr(attr);
nsAutoString valueStr(value);
result = editor->SetAttribute(element, attributeStr, valueStr);
}
UpdateInterfaceState(nsnull);
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) {
nsAutoString attributeStr(attr);
result = editor->RemoveAttribute(element, attributeStr);
}
UpdateInterfaceState(nsnull);
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;
nsAutoString attributeStr(attr);
nsAutoString valueStr(value);
switch (mEditorType)
{
case ePlainTextEditorType:
// should we allow this?
case eHTMLTextEditorType:
err = mEditor->SetInlineProperty(styleAtom, &attributeStr, &valueStr);
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
UpdateInterfaceState(prop);
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;
}
UpdateInterfaceState(aProp.GetUnicode());
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
nsAutoString aAttr(attr);
nsAutoString aValue(value);
switch (mEditorType)
{
case ePlainTextEditorType:
// should we allow this?
case eHTMLTextEditorType:
err = mEditor->GetInlineProperty(styleAtom, &aAttr, &aValue, *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::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)
{
nsresult res = NS_OK;
if (aDisplayMode == eDisplayModeSource && mDisplayMode == eDisplayModeSource)
return NS_OK;
nsAutoString indexVal = NS_ConvertASCIItoUCS2((aDisplayMode == eDisplayModeSource) ? "1" : "0");
SetChromeAttribute( mDocShell, "ContentWindowDeck", "index", indexVal );
nsCOMPtr<nsIEditorStyleSheets> styleSheets = do_QueryInterface(mEditor);
if (!styleSheets) return NS_NOINTERFACE;
mDisplayMode = aDisplayMode;
if (aDisplayMode == eDisplayModePreview)
{
// Remove all extra "edit mode" style sheets
if (mEditModeStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mEditModeStyleSheet);
mEditModeStyleSheet = nsnull;
}
if (mAllTagsModeStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mAllTagsModeStyleSheet);
mAllTagsModeStyleSheet = nsnull;
}
}
else if (aDisplayMode == eDisplayModeNormal)
{
// Remove the AllTags sheet
if (mAllTagsModeStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mAllTagsModeStyleSheet);
mAllTagsModeStyleSheet = nsnull;
}
// We are already in the requested mode
if (mEditModeStyleSheet) return NS_OK;
//Load the editmode style sheet
return styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorContent.css"),
getter_AddRefs(mEditModeStyleSheet));
}
else if (aDisplayMode == eDisplayModeAllTags)
{
// We are already in the requested mode
if (mAllTagsModeStyleSheet) return NS_OK;
//Load the normal mode style sheet
if (!mEditModeStyleSheet)
{
// Note: using "@import url(chrome://editor/content/EditorContent.css);"
// in EditorAllTags.css doesn't seem to work!?
styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorContent.css"),
getter_AddRefs(mEditModeStyleSheet));
}
return styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorAllTags.css"),
getter_AddRefs(mAllTagsModeStyleSheet));
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::DisplayParagraphMarks(PRBool aShowMarks)
{
nsresult res = NS_OK;
nsCOMPtr<nsIEditorStyleSheets> styleSheets = do_QueryInterface(mEditor);
if (!styleSheets) return NS_NOINTERFACE;
if (aShowMarks)
{
// Check if style sheet is already loaded
if (mParagraphMarksStyleSheet) return NS_OK;
//Load the style sheet
nsCOMPtr<nsICSSStyleSheet> styleSheet;
res = styleSheets->ApplyOverrideStyleSheet(NS_ConvertASCIItoUCS2("chrome://editor/content/EditorParagraphMarks.css"),
getter_AddRefs(mParagraphMarksStyleSheet));
}
else if (mParagraphMarksStyleSheet)
{
res = styleSheets->RemoveOverrideStyleSheet(mParagraphMarksStyleSheet);
mParagraphMarksStyleSheet = nsnull;
}
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;
if (mEditor)
{
// Always unload all the override style sheets before loading
// a url in case we're replacing an existing document that used them
nsCOMPtr<nsIEditorStyleSheets> styleSheets = do_QueryInterface(mEditor);
if (!styleSheets) return NS_NOINTERFACE;
if (mBaseStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mBaseStyleSheet);
mBaseStyleSheet = nsnull;
}
if (mEditModeStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mEditModeStyleSheet);
mEditModeStyleSheet = nsnull;
}
if (mAllTagsModeStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mAllTagsModeStyleSheet);
mAllTagsModeStyleSheet = nsnull;
}
if (mParagraphMarksStyleSheet)
{
styleSheets->RemoveOverrideStyleSheet(mParagraphMarksStyleSheet);
mParagraphMarksStyleSheet = nsnull;
}
}
nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(mContentAreaDocShell));
NS_ENSURE_SUCCESS(webNav->LoadURI(url), NS_ERROR_FAILURE);
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::RegisterDocumentStateListener(nsIDocumentStateListener *docListener)
{
nsresult rv = NS_OK;
if (!docListener)
return NS_ERROR_NULL_POINTER;
// if we have an editor already, just pass this baby through.
if (mEditor)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor, &rv);
if (NS_FAILED(rv))
return rv;
return editor->AddDocumentStateListener(docListener);
}
// otherwise, keep it until we create an editor.
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;
// note that this return value is really a PRBool, so be sure to use
// NS_SUCCEEDED or NS_FAILED to check it.
return mDocStateListeners->AppendElement(iSupports);
}
NS_IMETHODIMP
nsEditorShell::UnregisterDocumentStateListener(nsIDocumentStateListener *docListener)
{
if (!docListener)
return NS_ERROR_NULL_POINTER;
nsresult rv = NS_OK;
// if we have an editor already, just pass this baby through.
if (mEditor)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor, &rv);
if (NS_FAILED(rv))
return rv;
return editor->RemoveDocumentStateListener(docListener);
}
// otherwise, see if it exists in our list
if (!mDocStateListeners)
return (nsresult)PR_FALSE; // yeah, this sucks, but I'm emulating the behaviour of
// nsISupportsArray::RemoveElement()
nsCOMPtr<nsISupports> iSupports = do_QueryInterface(docListener, &rv);
if (NS_FAILED(rv)) return rv;
// note that this return value is really a PRBool, so be sure to use
// NS_SUCCEEDED or NS_FAILED to check it.
return mDocStateListeners->RemoveElement(iSupports);
}
// 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;
while (NS_SUCCEEDED(mDocStateListeners->Count(&numListeners)) && numListeners > 0)
{
nsCOMPtr<nsISupports> iSupports = getter_AddRefs(mDocStateListeners->ElementAt(0));
nsCOMPtr<nsIDocumentStateListener> docStateListener = do_QueryInterface(iSupports);
if (docStateListener)
{
// this checks for duplicates
rv = editor->AddDocumentStateListener(docStateListener);
}
mDocStateListeners->RemoveElementAt(0);
}
// free the array
mDocStateListeners = 0;
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::CheckOpenWindowForURLMatch(const PRUnichar* inFileURL, nsIDOMWindow* inCheckWindow, PRBool *aDidFind)
{
if (!inCheckWindow) return NS_ERROR_NULL_POINTER;
*aDidFind = PR_FALSE;
// get an nsFileSpec from the URL
// This assumes inFileURL is "file://" format
nsFileURL fileURL(inFileURL);
nsFileSpec fileSpec(fileURL);
nsCOMPtr<nsIDOMWindow> contentWindow;
inCheckWindow->GetContent(getter_AddRefs(contentWindow));
if (contentWindow)
{
// get the content doc
nsCOMPtr<nsIDOMDocument> contentDoc;
contentWindow->GetDocument(getter_AddRefs(contentDoc));
if (contentDoc)
{
nsCOMPtr<nsIDiskDocument> diskDoc(do_QueryInterface(contentDoc));
if (diskDoc)
{
nsFileSpec docFileSpec;
if (NS_SUCCEEDED(diskDoc->GetFileSpec(docFileSpec)))
{
// is this the filespec we are looking for?
if (docFileSpec == fileSpec)
{
*aDidFind = PR_TRUE;
}
}
}
}
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::CheckAndSaveDocument(const PRUnichar *reasonToSave, PRBool *_retval)
{
*_retval = PR_FALSE;
nsCOMPtr<nsIDOMDocument> theDoc;
nsresult rv = GetEditorDocument(getter_AddRefs(theDoc));
if (NS_SUCCEEDED(rv) && theDoc)
{
nsCOMPtr<nsIDiskDocument> diskDoc = do_QueryInterface(theDoc);
if (diskDoc)
{
PRInt32 modCount = 0;
diskDoc->GetModCount(&modCount);
// Return true unless user cancels an action
*_retval = PR_TRUE;
if (modCount > 0)
{
// Ask user if they want to save current changes
nsAutoString reasonToSaveStr(reasonToSave);
nsAutoString tmp1, tmp2, title;
GetBundleString(NS_ConvertASCIItoUCS2("Save"), tmp1);
GetBundleString(NS_ConvertASCIItoUCS2("DontSave"), tmp2);
GetDocumentTitleString(title);
// If title is empty, use "untitled"
if (title.Length() == 0)
GetBundleString(NS_ConvertASCIItoUCS2("untitled"), title);
nsAutoString saveMsg;
GetBundleString(NS_ConvertASCIItoUCS2("SaveFilePrompt"), saveMsg);
saveMsg.ReplaceSubstring(NS_ConvertASCIItoUCS2("%title%"), title);
saveMsg.ReplaceSubstring(NS_ConvertASCIItoUCS2("%reason%"), reasonToSaveStr);
nsAutoString saveDocString;
GetBundleString(NS_ConvertASCIItoUCS2("SaveDocument"), saveDocString);
EConfirmResult result = ConfirmWithCancel(saveDocString, saveMsg, &tmp1, &tmp2);
if (result == eCancel)
{
*_retval = PR_FALSE;
} else if (result == eYes)
{
// Either save to existing file or prompt for name (as for SaveAs)
// We don't continue if we failed to save file (_retval is set to FALSE)
rv = SaveDocument(PR_FALSE, PR_FALSE, _retval);
}
}
}
}
return rv;
}
NS_IMETHODIMP
nsEditorShell::SaveDocument(PRBool saveAs, PRBool saveCopy, PRBool *_retval)
{
nsresult res = NS_NOINTERFACE;
*_retval = PR_FALSE;
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.
nsFileSpec docFileSpec;
PRBool noFileSpec = (diskDoc->GetFileSpec(docFileSpec) == NS_ERROR_NOT_INITIALIZED);
PRBool mustShowFileDialog = saveAs || noFileSpec;
PRBool replacing = !saveAs;
// 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
if ( title.Length() == 0)
{
// Use a "prompt" common dialog to get title string from user
NS_WITH_SERVICE(nsICommonDialogs, dialog, kCommonDialogsCID, &res);
if (NS_SUCCEEDED(res))
{
PRUnichar *titleUnicode;
nsAutoString captionStr, msgStr;
GetBundleString(NS_ConvertASCIItoUCS2("DocumentTitle"), captionStr);
GetBundleString(NS_ConvertASCIItoUCS2("NeedDocTitle"), msgStr);
PRBool retVal = PR_FALSE;
res = dialog->Prompt(mContentWindow, captionStr.GetUnicode(), msgStr.GetUnicode(),
title.GetUnicode(), &titleUnicode, &retVal);
if( retVal == PR_FALSE)
{
// This indicates Cancel was used -- don't continue saving
*_retval = PR_FALSE;
return NS_OK;
}
title = titleUnicode;
nsCRT::free(titleUnicode);
}
// This sets title in HTML node
SetDocumentTitle(title.GetUnicode());
}
// #if 0 Replace this with nsIFilePicker code
nsCOMPtr<nsIFileWidget> fileWidget;
res = nsComponentManager::CreateInstance(kCFileWidgetCID, nsnull,
NS_GET_IID(nsIFileWidget),
getter_AddRefs(fileWidget));
if (NS_SUCCEEDED(res) && fileWidget)
{
nsAutoString promptString;
GetBundleString(NS_ConvertASCIItoUCS2("SaveDocumentAs"), promptString);
nsString* titles = nsnull;
nsString* filters = nsnull;
nsString* nextTitle;
nsString* nextFilter;
nsAutoString HTMLFiles;
nsAutoString TextFiles;
nsAutoString fileName;
nsFileSpec parentPath;
titles = new nsString[3];
if (!titles)
return NS_ERROR_OUT_OF_MEMORY;
filters = new nsString[3];
if (!filters)
{
delete [] titles;
return NS_ERROR_OUT_OF_MEMORY;
}
nextTitle = titles;
nextFilter = filters;
// The names of the file types are localizable
GetBundleString(NS_ConvertASCIItoUCS2("HTMLFiles"), HTMLFiles);
GetBundleString(NS_ConvertASCIItoUCS2("TextFiles"), TextFiles);
if (! (HTMLFiles.Length() == 0 || TextFiles.Length() == 0))
{
nsAutoString allFilesStr;
GetBundleString(NS_ConvertASCIItoUCS2("AllFiles"), allFilesStr);
*nextTitle++ = HTMLFiles;
(*nextFilter++).AssignWithConversion("*.htm; *.html; *.shtml");
*nextTitle++ = TextFiles;
(*nextFilter++).AssignWithConversion("*.txt");
*nextTitle++ = allFilesStr;
(*nextFilter++).AssignWithConversion("*.*");
fileWidget->SetFilterList(3, titles, filters);
}
if (noFileSpec)
{
// check the current url, use that file name if possible
nsString urlstring;
res = HTMLDoc->GetURL(urlstring);
// ?????
// res = HTMLDoc->GetSourceDocumentURL(jscx, uri);
// do a QI to get an nsIURL and then call GetFileName()
// 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) )
{
PRInt32 index = urlstring.RFindChar((PRUnichar)'/', PR_FALSE, -1, -1 );
if ( index != -1 )
{
// remove cruft before file name including '/'
// if the url ends with a '/' then the whole string will be cut
urlstring.Cut(0, index + 1);
if (urlstring.Length() > 0)
fileName.Assign( urlstring );
}
}
// Use page title as suggested name for new document
if (fileName.Length() == 0 && title.Length() > 0)
{
//Replace "bad" filename characteres with "_"
PRUnichar space = (PRUnichar)' ';
PRUnichar dot = (PRUnichar)'.';
PRUnichar bslash = (PRUnichar)'\\';
PRUnichar fslash = (PRUnichar)'/';
PRUnichar at = (PRUnichar)'@';
PRUnichar colon = (PRUnichar)':';
PRUnichar underscore = (PRUnichar)'_';
title.ReplaceChar(space, underscore);
title.ReplaceChar(dot, underscore);
title.ReplaceChar(bslash, underscore);
title.ReplaceChar(fslash, underscore);
title.ReplaceChar(at, underscore);
title.ReplaceChar(colon, underscore);
fileName = title;
fileName.AppendWithConversion(".html");
}
}
else
{
char *leafName = docFileSpec.GetLeafName();
if (leafName)
{
fileName.AssignWithConversion(leafName);
nsCRT::free(leafName);
}
docFileSpec.GetParent(parentPath);
// TODO: CHANGE TO THE DIRECTORY OF THE PARENT PATH?
}
if (fileName.Length() > 0)
fileWidget->SetDefaultString(fileName);
nsFileDlgResults dialogResult;
// 1ST PARAM SHOULD BE nsIDOMWindow*, not nsIWidget*
dialogResult = fileWidget->PutFile(nsnull, promptString, docFileSpec);
delete [] titles;
delete [] filters;
if (dialogResult == nsFileDlgResults_Cancel)
{
// Note that *_retval = PR_FALSE at this point
return NS_OK;
}
replacing = (dialogResult == nsFileDlgResults_Replace);
}
else
{
NS_ASSERTION(0, "Failed to get file widget");
return res;
}
//#endif end replace with nsIFilePicker block
// Set the new URL for the webshell
nsCOMPtr<nsIWebShell> webShell(do_QueryInterface(mContentAreaDocShell));
if (webShell)
{
nsFileURL fileURL(docFileSpec);
nsAutoString fileURLString; fileURLString.AssignWithConversion(fileURL.GetURLString());
PRUnichar *fileURLUnicode = fileURLString.ToNewUnicode();
if (fileURLUnicode)
{
webShell->SetURL(fileURLUnicode);
Recycle(fileURLUnicode);
}
}
} // mustShowFileDialog
// TODO: Get the file type (from the extension?) the user set for the file
// How do we do this in an XP way???
// For now, just save as HTML type
nsString format;
format.AssignWithConversion("text/html");
res = editor->SaveFile(&docFileSpec, replacing, saveCopy, format);
if (NS_FAILED(res))
{
nsAutoString saveDocStr, failedStr;
GetBundleString(NS_ConvertASCIItoUCS2("SaveDocument"), saveDocStr);
GetBundleString(NS_ConvertASCIItoUCS2("SaveFileFailed"), failedStr);
Alert(saveDocStr, failedStr);
} else {
// File was saved successfully
*_retval = PR_TRUE;
// Update window title to show possibly different filename
if (mustShowFileDialog)
UpdateWindowTitle();
}
}
break;
}
default:
res = NS_ERROR_NOT_IMPLEMENTED;
}
return res;
}
NS_IMETHODIMP
nsEditorShell::CloseWindow( PRBool *_retval )
{
nsAutoString beforeClosingStr;
GetBundleString(NS_ConvertASCIItoUCS2("BeforeClosing"), beforeClosingStr);
nsresult rv = CheckAndSaveDocument(beforeClosingStr.GetUnicode(), _retval);
// Don't close the window if there was an error saving file or
// user canceled an action along the way
if (NS_SUCCEEDED(rv) && *_retval)
{
nsCOMPtr<nsIBaseWindow> baseWindow;
GetTreeOwner(mDocShell, getter_AddRefs(baseWindow));
NS_ENSURE_TRUE(baseWindow, NS_ERROR_FAILURE);
baseWindow->Destroy();
}
return rv;
}
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(nsIDOMWindow *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;
nsCOMPtr<nsIFileWidget> fileWidget;
nsAutoString HTMLTitle;
GetBundleString(NS_ConvertASCIItoUCS2("OpenHTMLFile"), HTMLTitle);
// An empty string should just result in "Open" for the dialog
nsAutoString title;
if (htmlFilter)
{
title = HTMLTitle;
} else {
nsAutoString ImageTitle;
GetBundleString(NS_ConvertASCIItoUCS2("SelectImageFile"), ImageTitle);
if (ImageTitle.Length() > 0 && imgFilter)
title = ImageTitle;
}
nsFileSpec fileSpec;
// TODO: GET THE DEFAULT DIRECTORY FOR DIFFERENT TYPES FROM PREFERENCES
nsFileSpec aDisplayDirectory;
nsresult res = nsComponentManager::CreateInstance(kCFileWidgetCID,
nsnull,
NS_GET_IID(nsIFileWidget),
(void**)&fileWidget);
if (NS_SUCCEEDED(res))
{
nsFileDlgResults dialogResult;
nsString* titles = nsnull;
nsString* filters = nsnull;
nsString* nextTitle;
nsString* nextFilter;
nsAutoString tempStr;
if (htmlFilter)
{
titles = new nsString[3];
filters = new nsString[3];
if (!titles || ! filters)
return NS_ERROR_OUT_OF_MEMORY;
nextTitle = titles;
nextFilter = filters;
GetBundleString(NS_ConvertASCIItoUCS2("HTMLFiles"), tempStr);
*nextTitle++ = tempStr;
GetBundleString(NS_ConvertASCIItoUCS2("TextFiles"), tempStr);
*nextTitle++ = tempStr;
(*nextFilter++).AssignWithConversion("*.htm; *.html; *.shtml");
(*nextFilter++).AssignWithConversion("*.txt");
fileWidget->SetFilterList(3, titles, filters);
} else {
titles = new nsString[2];
filters = new nsString[2];
if (!titles || ! filters)
return NS_ERROR_OUT_OF_MEMORY;
nextTitle = titles;
nextFilter = filters;
GetBundleString(NS_ConvertASCIItoUCS2("IMGFiles"), tempStr);
*nextTitle++ = tempStr;
(*nextFilter++).AssignWithConversion("*.gif; *.jpg; *.jpeg; *.png; *.*");
fileWidget->SetFilterList(2, titles, filters);
}
GetBundleString(NS_ConvertASCIItoUCS2("AllFiles"), tempStr);
*nextTitle++ = tempStr;
(*nextFilter++).AssignWithConversion("*.*");
// First param should be Parent window, but type is nsIWidget*
// Bug is filed to change this to a more suitable window type
dialogResult = fileWidget->GetFile(/*parent*/ nsnull, title, fileSpec);
delete [] titles;
delete [] filters;
// Do this after we get this from preferences
//fileWidget->SetDisplayDirectory(aDisplayDirectory);
if (dialogResult != nsFileDlgResults_Cancel)
{
// Get the platform-specific format
// Convert it to the string version of the URL format
// NOTE: THIS CRASHES IF fileSpec is empty
nsFileURL url(fileSpec);
nsAutoString returnVal; returnVal.AssignWithConversion(url.GetURLString());
*_retval = returnVal.ToNewUnicode();
}
// TODO: SAVE THIS TO THE PREFS?
fileWidget->GetDisplayDirectory(aDisplayDirectory);
}
return res;
}
nsresult
nsEditorShell::UpdateWindowTitle()
{
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_ConvertASCIItoUCS2("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.
nsFileSpec docFileSpec;
if (NS_SUCCEEDED(diskDoc->GetFileSpec(docFileSpec)))
{
nsAutoString name;
docFileSpec.GetLeafName(name);
windowCaption.AppendWithConversion(" [");
windowCaption += name;
windowCaption.AppendWithConversion("]");
}
}
}
nsCOMPtr<nsIBaseWindow> contentAreaAsWin(do_QueryInterface(mContentAreaDocShell));
NS_ASSERTION(contentAreaAsWin, "This object should implement nsIBaseWindow");
res = contentAreaAsWin->SetTitle(windowCaption.GetUnicode());
}
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;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (!editor)
return NS_ERROR_FAILURE;
nsAutoString titleStr(title);
nsCOMPtr<nsIDOMDocument> domDoc;
res = editor->GetDocument(getter_AddRefs(domDoc));
if (domDoc)
{
// Get existing document title node
nsCOMPtr<nsIDOMHTMLDocument> HTMLDoc = do_QueryInterface(domDoc);
if (HTMLDoc)
{
// This sets the window title, and saves the title as a member varialble,
// but does NOT insert the <title> node.
HTMLDoc->SetTitle(titleStr);
nsCOMPtr<nsIDOMNodeList> titleList;
nsCOMPtr<nsIDOMNode>titleNode;
nsCOMPtr<nsIDOMNode>headNode;
nsCOMPtr<nsIDOMNode> resultNode;
res = domDoc->GetElementsByTagName(NS_ConvertASCIItoUCS2("title"), getter_AddRefs(titleList));
if (NS_SUCCEEDED(res))
{
if(titleList)
{
/* I'm tempted to just get the 1st title element in the list
(there should always be just 1). But in case there's > 1,
I assume the last one will be used, so this finds that one.
*/
PRUint32 len = 0;
titleList->GetLength(&len);
if (len >= 1)
titleList->Item(len-1, getter_AddRefs(titleNode));
if (titleNode)
{
//Delete existing children (text) of title node
nsCOMPtr<nsIDOMNodeList> children;
res = titleNode->GetChildNodes(getter_AddRefs(children));
if(NS_SUCCEEDED(res) && children)
{
PRUint32 count = 0;
children->GetLength(&count);
for( PRUint32 i = 0; i < count; i++)
{
nsCOMPtr<nsIDOMNode> child;
res = children->Item(i,getter_AddRefs(child));
if(NS_SUCCEEDED(res) && child)
titleNode->RemoveChild(child,getter_AddRefs(resultNode));
}
}
}
}
}
// Get the <HEAD> node, create a <TITLE> and insert it under the HEAD
nsCOMPtr<nsIDOMNodeList> headList;
res = domDoc->GetElementsByTagName(NS_ConvertASCIItoUCS2("head"),getter_AddRefs(headList));
if (NS_FAILED(res)) return res;
if (headList)
{
headList->Item(0, getter_AddRefs(headNode));
if (headNode)
{
PRBool newTitleNode = PR_FALSE;
if (!titleNode)
{
// Didn't find one above: Create a new one
nsCOMPtr<nsIDOMElement>titleElement;
res = domDoc->CreateElement(NS_ConvertASCIItoUCS2("title"),getter_AddRefs(titleElement));
if (NS_SUCCEEDED(res) && titleElement)
{
titleNode = do_QueryInterface(titleElement);
newTitleNode = PR_TRUE;
}
// Note: There should ALWAYS be a <title> in any HTML document,
// so we will insert the node and not make it undoable
res = headNode->AppendChild(titleNode, getter_AddRefs(resultNode));
if (NS_FAILED(res)) return res;
}
// Append a text node under the TITLE
// only if the title text isn't empty
if (titleNode && titleStr.Length() > 0)
{
nsCOMPtr<nsIDOMText> textNode;
res = domDoc->CreateTextNode(titleStr, getter_AddRefs(textNode));
if (NS_FAILED(res)) return res;
if (!textNode) return NS_ERROR_FAILURE;
// Go through the editor API so action is undoable
res = editor->InsertNode(textNode, titleNode, 0);
}
}
}
}
}
return res;
}
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:
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
rv = editor->NodeIsBlock(node, *_retval);
}
break;
default:
rv = NS_ERROR_NOT_IMPLEMENTED;
}
return rv;
}
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;
}
// Utility routine to make a new citer. This addrefs, of course.
static nsICiter* MakeACiter()
{
// Make a citer of an appropriate type
nsICiter* citer = 0;
nsresult rv;
NS_WITH_SERVICE(nsIPref, prefs, kPrefServiceCID, &rv);
if (NS_FAILED(rv)) return 0;
char *citationType = 0;
rv = prefs->CopyCharPref("mail.compose.citationType", &citationType);
if (NS_SUCCEEDED(rv) && citationType[0])
{
if (!strncmp(citationType, "aol", 3))
citer = new nsAOLCiter;
else
citer = new nsInternetCiter;
PL_strfree(citationType);
}
else
citer = new nsInternetCiter;
if (citer)
NS_ADDREF(citer);
return citer;
}
NS_IMETHODIMP
nsEditorShell::Rewrap(PRBool aRespectNewlines)
{
PRInt32 wrapCol;
nsresult rv = GetWrapColumn(&wrapCol);
if (NS_FAILED(rv))
return NS_OK;
#ifdef DEBUG_akkana
printf("nsEditorShell::Rewrap to %ld columns\n", (long)wrapCol);
#endif
nsCOMPtr<nsIDOMSelection> selection;
rv = GetEditorSelection(getter_AddRefs(selection));
if (NS_FAILED(rv)) return rv;
if (!selection)
return NS_ERROR_NOT_INITIALIZED;
PRBool isCollapsed;
rv = selection->GetIsCollapsed(&isCollapsed);
if (NS_FAILED(rv)) return rv;
// Variables we'll need either way
nsAutoString format; format.AssignWithConversion("text/plain");
nsAutoString current;
nsString wrapped;
nsCOMPtr<nsIEditor> nsied (do_QueryInterface(mEditor));
if (!nsied)
return NS_ERROR_UNEXPECTED;
if (isCollapsed) // rewrap the whole document
{
rv = nsied->OutputToString(current, format,
nsIDocumentEncoder::OutputFormatted);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsICiter> citer = dont_AddRef(MakeACiter());
if (NS_FAILED(rv)) return rv;
if (!citer) return NS_ERROR_UNEXPECTED;
rv = citer->Rewrap(current, wrapCol, 0, aRespectNewlines, wrapped);
if (NS_FAILED(rv)) return rv;
rv = SelectAll();
if (NS_FAILED(rv)) return rv;
return mEditor->InsertText(wrapped);
}
else // rewrap only the selection
{
rv = nsied->OutputToString(current, format,
nsIDocumentEncoder::OutputFormatted
| nsIDocumentEncoder::OutputSelectionOnly);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsICiter> citer = dont_AddRef(MakeACiter());
if (NS_FAILED(rv)) return rv;
if (!citer) return NS_ERROR_UNEXPECTED;
PRUint32 firstLineOffset = 0; // XXX need to get this
rv = citer->Rewrap(current, wrapCol, firstLineOffset, aRespectNewlines,
wrapped);
if (NS_FAILED(rv)) return rv;
return mEditor->InsertText(wrapped);
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::StripCites()
{
#ifdef DEBUG_akkana
printf("nsEditorShell::StripCites()\n");
#endif
nsCOMPtr<nsIDOMSelection> selection;
nsresult rv = GetEditorSelection(getter_AddRefs(selection));
if (NS_FAILED(rv)) return rv;
if (!selection)
return NS_ERROR_NOT_INITIALIZED;
PRBool isCollapsed;
rv = selection->GetIsCollapsed(&isCollapsed);
if (NS_FAILED(rv)) return rv;
// Variables we'll need either way
nsAutoString format; format.AssignWithConversion("text/plain");
nsAutoString current;
nsString stripped;
nsCOMPtr<nsIEditor> nsied (do_QueryInterface(mEditor));
if (!nsied)
return NS_ERROR_UNEXPECTED;
if (isCollapsed) // rewrap the whole document
{
rv = nsied->OutputToString(current, format,
nsIDocumentEncoder::OutputFormatted);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsICiter> citer = dont_AddRef(MakeACiter());
if (NS_FAILED(rv)) return rv;
if (!citer) return NS_ERROR_UNEXPECTED;
rv = citer->StripCites(current, stripped);
if (NS_FAILED(rv)) return rv;
rv = SelectAll();
if (NS_FAILED(rv)) return rv;
return mEditor->InsertText(stripped);
}
else // rewrap only the selection
{
rv = nsied->OutputToString(current, format,
nsIDocumentEncoder::OutputFormatted
| nsIDocumentEncoder::OutputSelectionOnly);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsICiter> citer = dont_AddRef(MakeACiter());
if (NS_FAILED(rv)) return rv;
if (!citer) return NS_ERROR_UNEXPECTED;
rv = citer->StripCites(current, stripped);
if (NS_FAILED(rv)) return rv;
return mEditor->InsertText(stripped);
}
return NS_OK;
}
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;
}
/* This routine should only be called when playing back a log */
NS_IMETHODIMP
nsEditorShell::TypedText(const PRUnichar *aTextToInsert, PRInt32 aAction)
{
nsresult err = NS_NOINTERFACE;
nsAutoString textToInsert(aTextToInsert);
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
err = htmlEditor->TypedText(textToInsert, aAction);
}
break;
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::InsertText(const PRUnichar *textToInsert)
{
nsresult err = NS_NOINTERFACE;
nsAutoString aTextToInsert(textToInsert);
switch (mEditorType)
{
case ePlainTextEditorType:
case eHTMLTextEditorType:
{
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
if (htmlEditor)
err = htmlEditor->InsertText(aTextToInsert);
}
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::InsertBreak()
{
nsresult err = NS_NOINTERFACE;
if (mEditor)
err = mEditor->InsertBreak();
return err;
}
// 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_PROGID, &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)
{
nsCOMPtr<nsIWebShell> webShell(do_QueryInterface(mContentAreaDocShell));
rv = findComponent->CreateContext( webShell, nsnull, 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);
}
/* Get localized strings for UI from the Editor's string bundle */
// Use this version from JavaScript:
NS_IMETHODIMP
nsEditorShell::GetString(const PRUnichar *name, PRUnichar **_retval)
{
if (!name || !_retval)
return NS_ERROR_NULL_POINTER;
// Don't fail, just return an empty string
nsAutoString empty;
if (mStringBundle)
{
if (NS_FAILED(mStringBundle->GetStringFromName(name, _retval)))
*_retval = empty.ToNewUnicode();
return NS_OK;
} else {
*_retval = empty.ToNewUnicode();
return NS_ERROR_NOT_INITIALIZED;
}
}
// Use this version within the shell:
void nsEditorShell::GetBundleString(const nsString& name, nsString &outString)
{
if (mStringBundle && name.Length() > 0)
{
PRUnichar *ptrv = nsnull;
if (NS_SUCCEEDED(mStringBundle->GetStringFromName(name.GetUnicode(), &ptrv)))
outString = ptrv;
else
outString.SetLength(0);
nsAllocator::Free(ptrv);
}
else
{
outString.SetLength(0);
}
}
// Utility to bring up a Yes/No/Cancel dialog.
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(kDialogParamBlockCID, 0,
NS_GET_IID(nsIDialogParamBlock),
(void**)&block );
if ( NS_SUCCEEDED(rv) )
{
// Stuff in Parameters
block->SetInt( nsICommonDialogs::eNumberButtons,3 );
block->SetString( nsICommonDialogs::eMsg, aQuestion.GetUnicode());
nsAutoString url; url.AssignWithConversion( "chrome://global/skin/question-icon.gif" );
block->SetString( nsICommonDialogs::eIconURL, url.GetUnicode());
nsAutoString yesStr, noStr;
if (aYesString)
yesStr.Assign(*aYesString);
else
GetBundleString(NS_ConvertASCIItoUCS2("Yes"), yesStr);
if (aNoString)
noStr.Assign(*aNoString);
else
GetBundleString(NS_ConvertASCIItoUCS2("No"), noStr);
nsAutoString cancelStr;
GetBundleString(NS_ConvertASCIItoUCS2("Cancel"), cancelStr);
block->SetString( nsICommonDialogs::eDialogTitle, aTitle.GetUnicode() );
//Note: "button0" is always Ok or Yes action, "button1" is Cancel
block->SetString( nsICommonDialogs::eButton0Text, yesStr.GetUnicode() );
block->SetString( nsICommonDialogs::eButton1Text, cancelStr.GetUnicode() );
block->SetString( nsICommonDialogs::eButton2Text, noStr.GetUnicode() );
NS_WITH_SERVICE(nsICommonDialogs, dialog, kCommonDialogsCID, &rv);
if ( NS_SUCCEEDED( rv ) )
{
PRInt32 buttonPressed = 0;
rv = dialog->DoDialog( mContentWindow, block, "chrome://global/content/commonDialog.xul" );
block->GetInt( nsICommonDialogs::eButtonPressed, &buttonPressed );
// NOTE: If order of buttons changes in nsICommonDialogs,
// 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;
NS_WITH_SERVICE(nsICommonDialogs, dialog, kCommonDialogsCID, &rv);
if (NS_SUCCEEDED(rv) && dialog)
{
rv = dialog->Confirm(mContentWindow, 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;
NS_WITH_SERVICE(nsICommonDialogs, dialog, kCommonDialogsCID, &rv);
if (NS_SUCCEEDED(rv) && dialog)
rv = dialog->Alert(mContentWindow, aTitle, aMsg);
return rv;
}
void
nsEditorShell::Alert(const nsString& aTitle, const nsString& aMsg)
{
nsresult rv;
NS_WITH_SERVICE(nsICommonDialogs, dialog, kCommonDialogsCID, &rv);
if (NS_SUCCEEDED(rv) && dialog)
{
rv = dialog->Alert(mContentWindow, aTitle.GetUnicode(), aMsg.GetUnicode());
}
}
NS_IMETHODIMP
nsEditorShell::GetDocumentCharacterSet(PRUnichar** characterSet)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
return editor->GetDocumentCharacterSet(characterSet);
return NS_ERROR_FAILURE;
}
NS_IMETHODIMP
nsEditorShell::SetDocumentCharacterSet(const PRUnichar* characterSet)
{
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor)
return editor->SetDocumentCharacterSet(characterSet);
return NS_ERROR_FAILURE;
}
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<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (mailEditor)
{
PRInt32 wc;
err = mailEditor->GetBodyWrapWidth(&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<nsIEditorMailSupport> mailEditor = do_QueryInterface(mEditor);
if (mailEditor)
err = mailEditor->SetBodyWrapWidth(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(nsIDOMSelection** 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 & nsIHTMLEditor::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<nsIHTMLEditor> editor = do_QueryInterface(mEditor);
if (editor)
return editor->GetDocumentLength(aDocumentLength);
return NS_NOINTERFACE;
}
NS_IMETHODIMP
nsEditorShell::MakeOrChangeList(const PRUnichar *listType)
{
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);
break;
case ePlainTextEditorType:
default:
err = NS_ERROR_NOT_IMPLEMENTED;
}
return err;
}
NS_IMETHODIMP
nsEditorShell::RemoveList(const PRUnichar *listType)
{
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->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::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)
{
if (!element || !parent)
return NS_ERROR_NULL_POINTER;
nsresult result = NS_NOINTERFACE;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(mEditor);
if (editor) {
// 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);
}
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)
result = tableEditor->InsertTableCell(aNumber, bAfter);
}
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();
}
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)
result = tableEditor->DeleteTableCell(aNumber);
}
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();
}
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);
}
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);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::JoinTableCells()
{
nsresult result = NS_NOINTERFACE;
switch (mEditorType)
{
case eHTMLTextEditorType:
{
nsCOMPtr<nsITableEditor> tableEditor = do_QueryInterface(mEditor);
if (tableEditor)
result = tableEditor->JoinTableCells();
}
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 nsIHTMLEditor
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);
}
break;
default:
result = NS_ERROR_NOT_IMPLEMENTED;
}
return result;
}
NS_IMETHODIMP
nsEditorShell::GetFirstRow(nsIDOMElement *aTableElement, nsIDOMElement **_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(nsIDOMElement *aCurrentRow, nsIDOMElement **_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;
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::StartSpellChecking(PRUnichar **aFirstMisspelledWord)
{
nsresult result = NS_NOINTERFACE;
nsAutoString firstMisspelledWord;
// 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(kCSpellCheckerCID,
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_FALSE);
if (NS_FAILED(result))
return result;
DeleteSuggestedWordList();
// Return the first misspelled word and initialize the suggested list
result = mSpellChecker->NextMisspelledWord(&firstMisspelledWord, &mSuggestedWordList);
}
*aFirstMisspelledWord = firstMisspelledWord.ToNewUnicode();
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::CloseSpellChecking()
{
nsresult result = NS_NOINTERFACE;
// We can spell check with any editor type
if (mEditor)
{
// 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
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(nsIFileSpec *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
// nsIDocumentLoaderObserver methods
NS_IMETHODIMP
nsEditorShell::OnStartDocumentLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aCommand)
{
// Start the throbber
// TODO: We should also start/stop it for saving and publishing?
SetChromeAttribute( mDocShell, "Editor:Throbber", "busy", NS_ConvertASCIItoUCS2("true") );
// Disable JavaScript in this document:
nsCOMPtr<nsIScriptGlobalObjectOwner> sgoo (do_QueryInterface(mContentAreaDocShell));
if (sgoo)
{
nsCOMPtr<nsIScriptGlobalObject> sgo;
sgoo->GetScriptGlobalObject(getter_AddRefs(sgo));
if (sgo)
{
nsCOMPtr<nsIScriptContext> scriptContext;
sgo->GetContext(getter_AddRefs(scriptContext));
if (scriptContext)
scriptContext->SetScriptsEnabled(PR_FALSE);
}
}
// 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;
}
NS_IMETHODIMP
nsEditorShell::OnEndDocumentLoad(nsIDocumentLoader* aLoader, 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.
nsresult res = NS_OK;
if (NS_FAILED(aStatus))
return NS_OK;
// Disable meta-refresh
nsCOMPtr<nsIRefreshURI> refreshURI = do_QueryInterface(mContentAreaDocShell);
if (refreshURI)
refreshURI->CancelRefreshURITimers();
// can we handle this document?
if (mParserObserver)
{
mParserObserver->End(); // how do we know if this is the last call?
PRBool cancelEdit;
mParserObserver->GetBadTagFound(&cancelEdit);
if (cancelEdit)
{
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;
}
}
}
PRBool isRootDoc;
res = DocumentIsRootDoc(aLoader, isRootDoc);
if (NS_FAILED(res)) return res;
if (mCloseWindowWhenLoaded && isRootDoc)
{
nsAutoString alertLabel, alertMessage;
GetBundleString(NS_ConvertASCIItoUCS2("Alert"), alertLabel);
GetBundleString(NS_ConvertASCIItoUCS2("CantEditFramesetMsg"), 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;
}
// if we're loading a frameset document (which we can't edit yet), don't make an editor.
// Only make an editor for child documents.
PRBool docHasFrames;
if (NS_SUCCEEDED(DocumentContainsFrames(aLoader, docHasFrames)) && !docHasFrames)
{
nsCOMPtr<nsIURI> aUrl;
aChannel->GetURI(getter_AddRefs(aUrl));
res = PrepareDocumentForEditing(aLoader, aUrl);
SetChromeAttribute( mDocShell, "Editor:Throbber", "busy", NS_ConvertASCIItoUCS2("false") );
}
nsAutoString doneText;
GetBundleString(NS_ConvertASCIItoUCS2("LoadingDone"), doneText);
SetChromeAttribute(mDocShell, "statusText", "value", doneText);
return res;
}
NS_IMETHODIMP
nsEditorShell::OnStartURLLoad(nsIDocumentLoader* loader,
nsIChannel* channel)
{
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::OnProgressURLLoad(nsIDocumentLoader* aLoader,
nsIChannel* channel, PRUint32 aProgress,
PRUint32 aProgressMax)
{
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;
}
}
}
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::OnStatusURLLoad(nsIDocumentLoader* loader,
nsIChannel* channel, nsString& aMsg)
{
SetChromeAttribute(mDocShell, "statusText", "value", aMsg);
return NS_OK;
}
NS_IMETHODIMP
nsEditorShell::OnEndURLLoad(nsIDocumentLoader* loader,
nsIChannel* channel, nsresult aStatus)
{
return NS_OK;
}
#ifdef XP_MAC
#pragma mark -
#endif
// does the document being loaded contain subframes?
nsresult
nsEditorShell::DocumentContainsFrames(nsIDocumentLoader* aLoader, PRBool& outHasFrames)
{
nsresult rv;
outHasFrames = PR_FALSE;
nsCOMPtr<nsISupports> container;
aLoader->GetContainer(getter_AddRefs(container));
nsCOMPtr<nsIDocShellTreeNode> docShellAsNode = do_QueryInterface(container, &rv);
if (NS_FAILED(rv)) return rv;
if (!docShellAsNode)
return NS_ERROR_UNEXPECTED;
PRInt32 numChildren;
rv = docShellAsNode->GetChildCount(&numChildren);
if (NS_FAILED(rv)) return rv;
outHasFrames = (numChildren != 0);
return NS_OK;
}
// is the document being loaded the root of a frameset, or a non-frameset doc?
nsresult
nsEditorShell::DocumentIsRootDoc(nsIDocumentLoader* aLoader, PRBool& outIsRoot)
{
nsresult rv;
outIsRoot = PR_TRUE;
nsCOMPtr<nsISupports> container;
aLoader->GetContainer(getter_AddRefs(container));
nsCOMPtr<nsIDocShellTreeItem> docShellAsTreeItem = do_QueryInterface(container, &rv);
if (NS_FAILED(rv)) return rv;
if (!docShellAsTreeItem)
return NS_ERROR_UNEXPECTED;
nsCOMPtr<nsIDocShellTreeItem> rootItem;
rv = docShellAsTreeItem->GetSameTypeRootTreeItem(getter_AddRefs(rootItem));
if (NS_FAILED(rv)) return rv;
if (!rootItem)
return NS_ERROR_UNEXPECTED;
outIsRoot = (rootItem.get() == docShellAsTreeItem.get());
return NS_OK;
}
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