/*---------------------------------------------------------------------------
StartDocumentLoad
Called on start of load in a single frame
----------------------------------------------------------------------------*/
nsresult
nsEditingSession::StartDocumentLoad(nsIWebProgress *aWebProgress,
bool aIsToBeMadeEditable)
{
#ifdef NOISY_DOC_LOADING
printf("======= StartDocumentLoad ========\n");
#endif
NS_ENSURE_ARG_POINTER(aWebProgress);
// If we have an editor here, then we got a reload after making the editor.
// We need to blow it away and make a new one at the end of the load.
nsCOMPtr<nsIDOMWindow> domWindow;
aWebProgress->GetDOMWindow(getter_AddRefs(domWindow));
if (domWindow)
{
nsIDocShell *docShell = GetDocShellFromWindow(domWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
docShell->DetachEditorFromWindow();
}
if (aIsToBeMadeEditable)
mEditorStatus = eEditorCreationInProgress;
return NS_OK;
}
NS_IMETHODIMP
nsEditingSession::DisableJSAndPlugins(nsIDOMWindow *aWindow)
{
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
bool tmp;
nsresult rv = docShell->GetAllowJavascript(&tmp);
NS_ENSURE_SUCCESS(rv, rv);
mScriptsEnabled = tmp;
rv = docShell->SetAllowJavascript(false);
NS_ENSURE_SUCCESS(rv, rv);
// Disable plugins in this document:
mPluginsEnabled = docShell->PluginsAllowedInCurrentDoc();
rv = docShell->SetAllowPlugins(false);
NS_ENSURE_SUCCESS(rv, rv);
mDisabledJSAndPlugins = true;
return NS_OK;
}
/*---------------------------------------------------------------------------
OnLocationChange
----------------------------------------------------------------------------*/
NS_IMETHODIMP
nsEditingSession::OnLocationChange(nsIWebProgress *aWebProgress,
nsIRequest *aRequest, nsIURI *aURI,
PRUint32 aFlags)
{
nsCOMPtr<nsIDOMWindow> domWindow;
nsresult rv = aWebProgress->GetDOMWindow(getter_AddRefs(domWindow));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIDOMDocument> domDoc;
rv = domWindow->GetDocument(getter_AddRefs(domDoc));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIDocument> doc = do_QueryInterface(domDoc);
NS_ENSURE_TRUE(doc, NS_ERROR_FAILURE);
doc->SetDocumentURI(aURI);
// Notify the location-changed observer that
// the document URL has changed
nsIDocShell *docShell = GetDocShellFromWindow(domWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
nsCOMPtr<nsICommandManager> commandManager = do_GetInterface(docShell);
nsCOMPtr<nsPICommandUpdater> commandUpdater =
do_QueryInterface(commandManager);
NS_ENSURE_TRUE(commandUpdater, NS_ERROR_FAILURE);
return commandUpdater->CommandStatusChanged("obs_documentLocationChanged");
}
NS_IMETHODIMP
nsRegressionTester::DumpFrameModel(nsIDOMWindow *aWindowToDump,
nsIFile *aDestFile,
uint32_t aFlagsMask, int32_t *aResult)
{
NS_ENSURE_ARG(aWindowToDump);
NS_ENSURE_ARG_POINTER(aResult);
*aResult = DUMP_RESULT_ERROR;
#ifndef DEBUG
return NS_ERROR_NOT_AVAILABLE;
#else
nsresult rv = NS_ERROR_NOT_AVAILABLE;
uint32_t busyFlags;
bool stillLoading;
nsCOMPtr<nsIDocShell> docShell;
rv = GetDocShellFromWindow(aWindowToDump, getter_AddRefs(docShell));
if (NS_FAILED(rv)) return rv;
// find out if the document is loaded
docShell->GetBusyFlags(&busyFlags);
stillLoading = busyFlags & (nsIDocShell::BUSY_FLAGS_BUSY |
nsIDocShell::BUSY_FLAGS_PAGE_LOADING);
if (stillLoading)
{
*aResult = DUMP_RESULT_LOADING;
return NS_OK;
}
nsCOMPtr<nsIPresShell> presShell = docShell->GetPresShell();
nsIFrame* root = presShell->GetRootFrame();
FILE* fp = stdout;
if (aDestFile)
{
rv = aDestFile->OpenANSIFileDesc("w", &fp);
if (NS_FAILED(rv)) return rv;
}
if (aFlagsMask & DUMP_FLAGS_MASK_PRINT_MODE) {
nsCOMPtr <nsIContentViewer> viewer;
docShell->GetContentViewer(getter_AddRefs(viewer));
if (viewer){
nsCOMPtr<nsIContentViewerFile> viewerFile = do_QueryInterface(viewer);
if (viewerFile) {
viewerFile->Print(true, fp, nullptr);
}
}
}
else {
root->DumpRegressionData(presShell->GetPresContext(), fp, 0);
}
if (fp != stdout)
fclose(fp);
*aResult = DUMP_RESULT_COMPLETED;
return NS_OK;
#endif
}
NS_IMETHODIMP
nsEditingSession::DisableJSAndPlugins(nsIDOMWindow *aWindow)
{
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
if (!docShell) return NS_ERROR_FAILURE;
PRBool tmp;
nsresult rv = docShell->GetAllowJavascript(&tmp);
NS_ENSURE_SUCCESS(rv, rv);
mScriptsEnabled = tmp;
rv = docShell->SetAllowJavascript(PR_FALSE);
NS_ENSURE_SUCCESS(rv, rv);
// Disable plugins in this document:
rv = docShell->GetAllowPlugins(&tmp);
NS_ENSURE_SUCCESS(rv, rv);
mPluginsEnabled = tmp;
rv = docShell->SetAllowPlugins(PR_FALSE);
NS_ENSURE_SUCCESS(rv, rv);
mDisabledJSAndPlugins = PR_TRUE;
return NS_OK;
}
/*---------------------------------------------------------------------------
GetEditorDocShellFromWindow
Utility method. This will always return an error if no docShell
is returned.
----------------------------------------------------------------------------*/
nsresult
nsEditingSession::GetEditorDocShellFromWindow(nsIDOMWindow *aWindow,
nsIEditorDocShell** outDocShell)
{
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
return docShell->QueryInterface(NS_GET_IID(nsIEditorDocShell),
(void **)outDocShell);
}
void
nsEditingSession::RemoveWebProgressListener(nsIDOMWindow *aWindow)
{
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
nsCOMPtr<nsIWebProgress> webProgress = do_GetInterface(docShell);
if (webProgress)
{
webProgress->RemoveProgressListener(this);
mProgressListenerRegistered = false;
}
}
NS_IMETHODIMP
nsEditingSession::RestoreJSAndPlugins(nsIDOMWindow *aWindow)
{
NS_ENSURE_TRUE(mDisabledJSAndPlugins, NS_OK);
mDisabledJSAndPlugins = false;
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
nsresult rv = docShell->SetAllowJavascript(mScriptsEnabled);
NS_ENSURE_SUCCESS(rv, rv);
// Disable plugins in this document:
return docShell->SetAllowPlugins(mPluginsEnabled);
}
/*---------------------------------------------------------------------------
EndPageLoad
Called on end load of the entire page (incl. subframes)
----------------------------------------------------------------------------*/
nsresult
nsEditingSession::EndPageLoad(nsIWebProgress *aWebProgress,
nsIChannel* aChannel, nsresult aStatus)
{
#ifdef NOISY_DOC_LOADING
printf("======= EndPageLoad ========\n");
printf(" with status %d, ", aStatus);
nsCOMPtr<nsIURI> uri;
nsXPIDLCString spec;
if (NS_SUCCEEDED(aChannel->GetURI(getter_AddRefs(uri)))) {
uri->GetSpec(spec);
printf("uri %s\n", spec.get());
}
nsCAutoString contentType;
aChannel->GetContentType(contentType);
if (!contentType.IsEmpty())
printf(" flags = %d, status = %d, MIMETYPE = %s\n",
mEditorFlags, mEditorStatus, contentType.get());
#endif
// Set the error state -- we will create an editor anyway
// and load empty doc later
if (aStatus == NS_ERROR_FILE_NOT_FOUND)
mEditorStatus = eEditorErrorFileNotFound;
nsCOMPtr<nsIDOMWindow> domWindow;
aWebProgress->GetDOMWindow(getter_AddRefs(domWindow));
nsIDocShell *docShell = GetDocShellFromWindow(domWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
// cancel refresh from meta tags
// we need to make sure that all pages in editor (whether editable or not)
// can't refresh contents being edited
nsCOMPtr<nsIRefreshURI> refreshURI = do_QueryInterface(docShell);
if (refreshURI)
refreshURI->CancelRefreshURITimers();
#if 0
// Shouldn't we do this when we want to edit sub-frames?
return MakeWindowEditable(domWindow, "html", false, mInteractive);
#else
return NS_OK;
#endif
}
NS_IMETHODIMP
nsEditingSession::RestoreJSAndPlugins(nsIDOMWindow *aWindow)
{
if (!mDisabledJSAndPlugins)
return NS_OK;
mDisabledJSAndPlugins = PR_FALSE;
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
if (!docShell) return NS_ERROR_FAILURE;
nsresult rv = docShell->SetAllowJavascript(mScriptsEnabled);
NS_ENSURE_SUCCESS(rv, rv);
// Disable plugins in this document:
return docShell->SetAllowPlugins(mPluginsEnabled);
}
/*---------------------------------------------------------------------------
PrepareForEditing
Set up this editing session for one or more editors
----------------------------------------------------------------------------*/
nsresult
nsEditingSession::PrepareForEditing(nsIDOMWindow *aWindow)
{
if (mProgressListenerRegistered)
return NS_OK;
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
// register callback
nsCOMPtr<nsIWebProgress> webProgress = do_GetInterface(docShell);
NS_ENSURE_TRUE(webProgress, NS_ERROR_FAILURE);
nsresult rv =
webProgress->AddProgressListener(this,
(nsIWebProgress::NOTIFY_STATE_NETWORK |
nsIWebProgress::NOTIFY_STATE_DOCUMENT |
nsIWebProgress::NOTIFY_LOCATION));
mProgressListenerRegistered = NS_SUCCEEDED(rv);
return rv;
}
/* boolean findNext (); */
NS_IMETHODIMP nsWebBrowserFind::FindNext(bool *outDidFind)
{
NS_ENSURE_ARG_POINTER(outDidFind);
*outDidFind = false;
NS_ENSURE_TRUE(CanFindNext(), NS_ERROR_NOT_INITIALIZED);
nsresult rv = NS_OK;
nsCOMPtr<nsIDOMWindow> searchFrame = do_QueryReferent(mCurrentSearchFrame);
NS_ENSURE_TRUE(searchFrame, NS_ERROR_NOT_INITIALIZED);
nsCOMPtr<nsIDOMWindow> rootFrame = do_QueryReferent(mRootSearchFrame);
NS_ENSURE_TRUE(rootFrame, NS_ERROR_NOT_INITIALIZED);
// first, if there's a "cmd_findagain" observer around, check to see if it
// wants to perform the find again command . If it performs the find again
// it will return true, in which case we exit ::FindNext() early.
// Otherwise, nsWebBrowserFind needs to perform the find again command itself
// this is used by nsTypeAheadFind, which controls find again when it was
// the last executed find in the current window.
nsCOMPtr<nsIObserverService> observerSvc =
mozilla::services::GetObserverService();
if (observerSvc) {
nsCOMPtr<nsISupportsInterfacePointer> windowSupportsData =
do_CreateInstance(NS_SUPPORTS_INTERFACE_POINTER_CONTRACTID, &rv);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsISupports> searchWindowSupports =
do_QueryInterface(rootFrame);
windowSupportsData->SetData(searchWindowSupports);
NS_NAMED_LITERAL_STRING(dnStr, "down");
NS_NAMED_LITERAL_STRING(upStr, "up");
observerSvc->NotifyObservers(windowSupportsData,
"nsWebBrowserFind_FindAgain",
mFindBackwards? upStr.get(): dnStr.get());
windowSupportsData->GetData(getter_AddRefs(searchWindowSupports));
// findnext performed if search window data cleared out
*outDidFind = searchWindowSupports == nullptr;
if (*outDidFind)
return NS_OK;
}
// next, look in the current frame. If found, return.
// Beware! This may flush notifications via synchronous
// ScrollSelectionIntoView.
rv = SearchInFrame(searchFrame, false, outDidFind);
if (NS_FAILED(rv)) return rv;
if (*outDidFind)
return OnFind(searchFrame); // we are done
// if we are not searching other frames, return
if (!mSearchSubFrames && !mSearchParentFrames)
return NS_OK;
nsIDocShell *rootDocShell = GetDocShellFromWindow(rootFrame);
if (!rootDocShell) return NS_ERROR_FAILURE;
int32_t enumDirection;
if (mFindBackwards)
enumDirection = nsIDocShell::ENUMERATE_BACKWARDS;
else
enumDirection = nsIDocShell::ENUMERATE_FORWARDS;
nsCOMPtr<nsISimpleEnumerator> docShellEnumerator;
rv = rootDocShell->GetDocShellEnumerator(nsIDocShellTreeItem::typeAll,
enumDirection, getter_AddRefs(docShellEnumerator));
if (NS_FAILED(rv)) return rv;
// remember where we started
nsCOMPtr<nsIDocShellTreeItem> startingItem =
do_QueryInterface(GetDocShellFromWindow(searchFrame), &rv);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIDocShellTreeItem> curItem;
// XXX We should avoid searching in frameset documents here.
// We also need to honour mSearchSubFrames and mSearchParentFrames.
bool hasMore, doFind = false;
while (NS_SUCCEEDED(docShellEnumerator->HasMoreElements(&hasMore)) && hasMore)
{
nsCOMPtr<nsISupports> curSupports;
rv = docShellEnumerator->GetNext(getter_AddRefs(curSupports));
if (NS_FAILED(rv)) break;
curItem = do_QueryInterface(curSupports, &rv);
if (NS_FAILED(rv)) break;
if (doFind)
{
searchFrame = do_GetInterface(curItem, &rv);
if (NS_FAILED(rv)) break;
OnStartSearchFrame(searchFrame);
// Beware! This may flush notifications via synchronous
// ScrollSelectionIntoView.
rv = SearchInFrame(searchFrame, false, outDidFind);
if (NS_FAILED(rv)) return rv;
if (*outDidFind)
return OnFind(searchFrame); // we are done
OnEndSearchFrame(searchFrame);
}
if (curItem.get() == startingItem.get())
doFind = true; // start looking in frames after this one
};
if (!mWrapFind)
{
// remember where we left off
SetCurrentSearchFrame(searchFrame);
return NS_OK;
}
// From here on, we're wrapping, first through the other frames,
// then finally from the beginning of the starting frame back to
// the starting point.
// because nsISimpleEnumerator is totally lame and isn't resettable, I
// have to make a new one
docShellEnumerator = nullptr;
rv = rootDocShell->GetDocShellEnumerator(nsIDocShellTreeItem::typeAll,
enumDirection, getter_AddRefs(docShellEnumerator));
if (NS_FAILED(rv)) return rv;
while (NS_SUCCEEDED(docShellEnumerator->HasMoreElements(&hasMore)) && hasMore)
{
nsCOMPtr<nsISupports> curSupports;
rv = docShellEnumerator->GetNext(getter_AddRefs(curSupports));
if (NS_FAILED(rv)) break;
curItem = do_QueryInterface(curSupports, &rv);
if (NS_FAILED(rv)) break;
searchFrame = do_GetInterface(curItem, &rv);
if (NS_FAILED(rv)) break;
if (curItem.get() == startingItem.get())
{
// Beware! This may flush notifications via synchronous
// ScrollSelectionIntoView.
rv = SearchInFrame(searchFrame, true, outDidFind);
if (NS_FAILED(rv)) return rv;
if (*outDidFind)
return OnFind(searchFrame); // we are done
break;
}
OnStartSearchFrame(searchFrame);
// Beware! This may flush notifications via synchronous
// ScrollSelectionIntoView.
rv = SearchInFrame(searchFrame, false, outDidFind);
if (NS_FAILED(rv)) return rv;
if (*outDidFind)
return OnFind(searchFrame); // we are done
OnEndSearchFrame(searchFrame);
}
// remember where we left off
SetCurrentSearchFrame(searchFrame);
NS_ASSERTION(NS_SUCCEEDED(rv), "Something failed");
return rv;
}
/*---------------------------------------------------------------------------
EndDocumentLoad
Called on end of load in a single frame
----------------------------------------------------------------------------*/
nsresult
nsEditingSession::EndDocumentLoad(nsIWebProgress *aWebProgress,
nsIChannel* aChannel, nsresult aStatus,
bool aIsToBeMadeEditable)
{
NS_ENSURE_ARG_POINTER(aWebProgress);
#ifdef NOISY_DOC_LOADING
printf("======= EndDocumentLoad ========\n");
printf("with status %d, ", aStatus);
nsCOMPtr<nsIURI> uri;
nsXPIDLCString spec;
if (NS_SUCCEEDED(aChannel->GetURI(getter_AddRefs(uri)))) {
uri->GetSpec(spec);
printf(" uri %s\n", spec.get());
}
#endif
// We want to call the base class EndDocumentLoad,
// but avoid some of the stuff
// that nsDocShell does (need to refactor).
// OK, time to make an editor on this document
nsCOMPtr<nsIDOMWindow> domWindow;
aWebProgress->GetDOMWindow(getter_AddRefs(domWindow));
// Set the error state -- we will create an editor
// anyway and load empty doc later
if (aIsToBeMadeEditable) {
if (aStatus == NS_ERROR_FILE_NOT_FOUND)
mEditorStatus = eEditorErrorFileNotFound;
}
nsIDocShell *docShell = GetDocShellFromWindow(domWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE); // better error handling?
// cancel refresh from meta tags
// we need to make sure that all pages in editor (whether editable or not)
// can't refresh contents being edited
nsCOMPtr<nsIRefreshURI> refreshURI = do_QueryInterface(docShell);
if (refreshURI)
refreshURI->CancelRefreshURITimers();
nsCOMPtr<nsIEditorDocShell> editorDocShell = do_QueryInterface(docShell);
nsresult rv = NS_OK;
// did someone set the flag to make this shell editable?
if (aIsToBeMadeEditable && mCanCreateEditor && editorDocShell)
{
bool makeEditable;
editorDocShell->GetEditable(&makeEditable);
if (makeEditable)
{
// To keep pre Gecko 1.9 behavior, setup editor always when
// mMakeWholeDocumentEditable.
bool needsSetup = false;
if (mMakeWholeDocumentEditable) {
needsSetup = true;
} else {
// do we already have an editor here?
nsCOMPtr<nsIEditor> editor;
rv = editorDocShell->GetEditor(getter_AddRefs(editor));
NS_ENSURE_SUCCESS(rv, rv);
needsSetup = !editor;
}
if (needsSetup)
{
mCanCreateEditor = false;
rv = SetupEditorOnWindow(domWindow);
if (NS_FAILED(rv))
{
// If we had an error, setup timer to load a blank page later
if (mLoadBlankDocTimer)
{
// Must cancel previous timer?
mLoadBlankDocTimer->Cancel();
mLoadBlankDocTimer = NULL;
}
mLoadBlankDocTimer = do_CreateInstance("@mozilla.org/timer;1", &rv);
NS_ENSURE_SUCCESS(rv, rv);
mEditorStatus = eEditorCreationInProgress;
mLoadBlankDocTimer->InitWithFuncCallback(
nsEditingSession::TimerCallback,
static_cast<void*> (mDocShell.get()),
10, nsITimer::TYPE_ONE_SHOT);
}
}
}
}
return rv;
}
/*---------------------------------------------------------------------------
SetupEditorOnWindow
nsIEditor setupEditorOnWindow (in nsIDOMWindow aWindow);
----------------------------------------------------------------------------*/
NS_IMETHODIMP
nsEditingSession::SetupEditorOnWindow(nsIDOMWindow *aWindow)
{
mDoneSetup = true;
nsresult rv;
//MIME CHECKING
//must get the content type
// Note: the doc gets this from the network channel during StartPageLoad,
// so we don't have to get it from there ourselves
nsCOMPtr<nsIDOMDocument> doc;
nsCAutoString mimeCType;
//then lets check the mime type
if (NS_SUCCEEDED(aWindow->GetDocument(getter_AddRefs(doc))) && doc)
{
nsAutoString mimeType;
if (NS_SUCCEEDED(doc->GetContentType(mimeType)))
AppendUTF16toUTF8(mimeType, mimeCType);
if (IsSupportedTextType(mimeCType.get()))
{
mEditorType.AssignLiteral("text");
mimeCType = "text/plain";
}
else if (!mimeCType.EqualsLiteral("text/html") &&
!mimeCType.EqualsLiteral("application/xhtml+xml"))
{
// Neither an acceptable text or html type.
mEditorStatus = eEditorErrorCantEditMimeType;
// Turn editor into HTML -- we will load blank page later
mEditorType.AssignLiteral("html");
mimeCType.AssignLiteral("text/html");
}
// Flush out frame construction to make sure that the subframe's
// presshell is set up if it needs to be.
nsCOMPtr<nsIDocument> document = do_QueryInterface(doc);
if (document) {
document->FlushPendingNotifications(Flush_Frames);
if (mMakeWholeDocumentEditable) {
document->SetEditableFlag(true);
nsCOMPtr<nsIHTMLDocument> htmlDocument = do_QueryInterface(document);
if (htmlDocument) {
// Enable usage of the execCommand API
htmlDocument->SetEditingState(nsIHTMLDocument::eDesignMode);
}
}
}
}
bool needHTMLController = false;
const char *classString = "@mozilla.org/editor/htmleditor;1";
if (mEditorType.EqualsLiteral("textmail"))
{
mEditorFlags = nsIPlaintextEditor::eEditorPlaintextMask |
nsIPlaintextEditor::eEditorEnableWrapHackMask |
nsIPlaintextEditor::eEditorMailMask;
}
else if (mEditorType.EqualsLiteral("text"))
{
mEditorFlags = nsIPlaintextEditor::eEditorPlaintextMask |
nsIPlaintextEditor::eEditorEnableWrapHackMask;
}
else if (mEditorType.EqualsLiteral("htmlmail"))
{
if (mimeCType.EqualsLiteral("text/html"))
{
needHTMLController = true;
mEditorFlags = nsIPlaintextEditor::eEditorMailMask;
}
else //set the flags back to textplain.
mEditorFlags = nsIPlaintextEditor::eEditorPlaintextMask |
nsIPlaintextEditor::eEditorEnableWrapHackMask;
}
else // Defaulted to html
{
needHTMLController = true;
}
if (mInteractive) {
mEditorFlags |= nsIPlaintextEditor::eEditorAllowInteraction;
}
// make the UI state maintainer
mStateMaintainer = new nsComposerCommandsUpdater();
// now init the state maintainer
// This allows notification of error state
// even if we don't create an editor
rv = mStateMaintainer->Init(aWindow);
NS_ENSURE_SUCCESS(rv, rv);
if (mEditorStatus != eEditorCreationInProgress)
{
mStateMaintainer->NotifyDocumentCreated();
return NS_ERROR_FAILURE;
}
// Create editor and do other things
// only if we haven't found some error above,
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
if (!mInteractive) {
// Disable animation of images in this document:
nsCOMPtr<nsIDOMWindowUtils> utils(do_GetInterface(aWindow));
NS_ENSURE_TRUE(utils, NS_ERROR_FAILURE);
rv = utils->GetImageAnimationMode(&mImageAnimationMode);
NS_ENSURE_SUCCESS(rv, rv);
utils->SetImageAnimationMode(imgIContainer::kDontAnimMode);
}
// create and set editor
nsCOMPtr<nsIEditorDocShell> editorDocShell = do_QueryInterface(docShell, &rv);
NS_ENSURE_SUCCESS(rv, rv);
// Try to reuse an existing editor
nsCOMPtr<nsIEditor> editor = do_QueryReferent(mExistingEditor);
if (editor) {
editor->PreDestroy(false);
} else {
editor = do_CreateInstance(classString, &rv);
NS_ENSURE_SUCCESS(rv, rv);
mExistingEditor = do_GetWeakReference(editor);
}
// set the editor on the docShell. The docShell now owns it.
rv = editorDocShell->SetEditor(editor);
NS_ENSURE_SUCCESS(rv, rv);
// setup the HTML editor command controller
if (needHTMLController)
{
// The third controller takes an nsIEditor as the context
rv = SetupEditorCommandController("@mozilla.org/editor/htmleditorcontroller;1",
aWindow, editor,
&mHTMLCommandControllerId);
NS_ENSURE_SUCCESS(rv, rv);
}
// Set mimetype on editor
rv = editor->SetContentsMIMEType(mimeCType.get());
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIContentViewer> contentViewer;
rv = docShell->GetContentViewer(getter_AddRefs(contentViewer));
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(contentViewer, NS_ERROR_FAILURE);
nsCOMPtr<nsIDOMDocument> domDoc;
rv = contentViewer->GetDOMDocument(getter_AddRefs(domDoc));
NS_ENSURE_SUCCESS(rv, rv);
NS_ENSURE_TRUE(domDoc, NS_ERROR_FAILURE);
// Set up as a doc state listener
// Important! We must have this to broadcast the "obs_documentCreated" message
rv = editor->AddDocumentStateListener(mStateMaintainer);
NS_ENSURE_SUCCESS(rv, rv);
rv = editor->Init(domDoc, nullptr /* root content */,
nullptr, mEditorFlags);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsISelection> selection;
editor->GetSelection(getter_AddRefs(selection));
nsCOMPtr<nsISelectionPrivate> selPriv = do_QueryInterface(selection);
NS_ENSURE_TRUE(selPriv, NS_ERROR_FAILURE);
rv = selPriv->AddSelectionListener(mStateMaintainer);
NS_ENSURE_SUCCESS(rv, rv);
// and as a transaction listener
nsCOMPtr<nsITransactionManager> txnMgr;
editor->GetTransactionManager(getter_AddRefs(txnMgr));
if (txnMgr)
txnMgr->AddListener(mStateMaintainer);
// Set context on all controllers to be the editor
rv = SetEditorOnControllers(aWindow, editor);
NS_ENSURE_SUCCESS(rv, rv);
// Everything went fine!
mEditorStatus = eEditorOK;
// This will trigger documentCreation notification
return editor->PostCreate();
}
nsresult
nsEditingSession::ReattachToWindow(nsIDOMWindow* aWindow)
{
NS_ENSURE_TRUE(mDoneSetup, NS_OK);
NS_ASSERTION(mStateMaintainer, "mStateMaintainer should exist.");
// Imitate nsEditorDocShell::MakeEditable() to reattach the
// old editor ot the window.
nsresult rv;
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
mDocShell = do_GetWeakReference(docShell);
// Disable plugins.
if (!mInteractive)
{
rv = DisableJSAndPlugins(aWindow);
NS_ENSURE_SUCCESS(rv, rv);
}
// Tells embedder that startup is in progress.
mEditorStatus = eEditorCreationInProgress;
// Adds back web progress listener.
rv = PrepareForEditing(aWindow);
NS_ENSURE_SUCCESS(rv, rv);
// Setup the command controllers again.
rv = SetupEditorCommandController("@mozilla.org/editor/editingcontroller;1",
aWindow,
static_cast<nsIEditingSession*>(this),
&mBaseCommandControllerId);
NS_ENSURE_SUCCESS(rv, rv);
rv = SetupEditorCommandController("@mozilla.org/editor/editordocstatecontroller;1",
aWindow,
static_cast<nsIEditingSession*>(this),
&mDocStateControllerId);
NS_ENSURE_SUCCESS(rv, rv);
if (mStateMaintainer)
mStateMaintainer->Init(aWindow);
// Get editor
nsCOMPtr<nsIEditor> editor;
rv = GetEditorForWindow(aWindow, getter_AddRefs(editor));
NS_ENSURE_TRUE(editor, NS_ERROR_FAILURE);
if (!mInteractive)
{
// Disable animation of images in this document:
nsCOMPtr<nsIDOMWindowUtils> utils(do_GetInterface(aWindow));
NS_ENSURE_TRUE(utils, NS_ERROR_FAILURE);
rv = utils->GetImageAnimationMode(&mImageAnimationMode);
NS_ENSURE_SUCCESS(rv, rv);
utils->SetImageAnimationMode(imgIContainer::kDontAnimMode);
}
// The third controller takes an nsIEditor as the context
rv = SetupEditorCommandController("@mozilla.org/editor/htmleditorcontroller;1",
aWindow, editor,
&mHTMLCommandControllerId);
NS_ENSURE_SUCCESS(rv, rv);
// Set context on all controllers to be the editor
rv = SetEditorOnControllers(aWindow, editor);
NS_ENSURE_SUCCESS(rv, rv);
#ifdef DEBUG
{
bool isEditable;
rv = WindowIsEditable(aWindow, &isEditable);
NS_ENSURE_SUCCESS(rv, rv);
NS_ASSERTION(isEditable, "Window is not editable after reattaching editor.");
}
#endif // DEBUG
return NS_OK;
}
NS_IMETHODIMP
nsEditingSession::MakeWindowEditable(nsIDOMWindow *aWindow,
const char *aEditorType,
bool aDoAfterUriLoad,
bool aMakeWholeDocumentEditable,
bool aInteractive)
{
mEditorType.Truncate();
mEditorFlags = 0;
// disable plugins
nsIDocShell *docShell = GetDocShellFromWindow(aWindow);
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
mDocShell = do_GetWeakReference(docShell);
mInteractive = aInteractive;
mMakeWholeDocumentEditable = aMakeWholeDocumentEditable;
nsresult rv;
if (!mInteractive) {
rv = DisableJSAndPlugins(aWindow);
NS_ENSURE_SUCCESS(rv, rv);
}
// Always remove existing editor
TearDownEditorOnWindow(aWindow);
// Tells embedder that startup is in progress
mEditorStatus = eEditorCreationInProgress;
//temporary to set editor type here. we will need different classes soon.
if (!aEditorType)
aEditorType = DEFAULT_EDITOR_TYPE;
mEditorType = aEditorType;
// if all this does is setup listeners and I don't need listeners,
// can't this step be ignored?? (based on aDoAfterURILoad)
rv = PrepareForEditing(aWindow);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIEditorDocShell> editorDocShell;
rv = GetEditorDocShellFromWindow(aWindow, getter_AddRefs(editorDocShell));
NS_ENSURE_SUCCESS(rv, rv);
// set the flag on the docShell to say that it's editable
rv = editorDocShell->MakeEditable(aDoAfterUriLoad);
NS_ENSURE_SUCCESS(rv, rv);
// Setup commands common to plaintext and html editors,
// including the document creation observers
// the first is an editing controller
rv = SetupEditorCommandController("@mozilla.org/editor/editingcontroller;1",
aWindow,
static_cast<nsIEditingSession*>(this),
&mBaseCommandControllerId);
NS_ENSURE_SUCCESS(rv, rv);
// The second is a controller to monitor doc state,
// such as creation and "dirty flag"
rv = SetupEditorCommandController("@mozilla.org/editor/editordocstatecontroller;1",
aWindow,
static_cast<nsIEditingSession*>(this),
&mDocStateControllerId);
NS_ENSURE_SUCCESS(rv, rv);
// aDoAfterUriLoad can be false only when making an existing window editable
if (!aDoAfterUriLoad)
{
rv = SetupEditorOnWindow(aWindow);
// mEditorStatus is set to the error reason
// Since this is used only when editing an existing page,
// it IS ok to destroy current editor
if (NS_FAILED(rv))
TearDownEditorOnWindow(aWindow);
}
return rv;
}
