зеркало из https://github.com/mozilla/pjs.git
Bug 335615. Don't do editor init inside frame construction. r=mats, sr=roc
This commit is contained in:
Boris Zbarsky
Родитель
cc70fafd38
Коммит
c23dc0b48e
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@ -1302,6 +1302,7 @@ public:
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* scripts. Passing null is allowed and results in nothing
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* happening. It is also allowed to pass an object that
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* has not yet been AddRefed.
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* @return false on out of memory, true otherwise.
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*/
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static PRBool AddScriptRunner(nsIRunnable* aRunnable);
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@ -1005,41 +1005,26 @@ nsHTMLInputElement::SetValueInternal(const nsAString& aValue,
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if (mType == NS_FORM_INPUT_TEXT || mType == NS_FORM_INPUT_PASSWORD) {
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nsITextControlFrame* textControlFrame = aFrame;
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nsIFormControlFrame* formControlFrame = textControlFrame;
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if (!textControlFrame) {
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nsIFormControlFrame* formControlFrame = aFrame;
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if (!formControlFrame) {
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// No need to flush here, if there's no frame at this point we
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// don't need to force creation of one just to tell it about this
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// new value.
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formControlFrame = GetFormControlFrame(PR_FALSE);
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if (formControlFrame) {
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textControlFrame = do_QueryFrame(formControlFrame);
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}
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}
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// File frames always own the value (if the frame is there).
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// Text frames have a bit that says whether they own the value.
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PRBool frameOwnsValue = PR_FALSE;
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if (textControlFrame) {
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textControlFrame->OwnsValue(&frameOwnsValue);
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}
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// If the frame owns the value, set the value in the frame
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if (frameOwnsValue) {
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if (formControlFrame) {
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// Always set the value in the frame. If the frame does not own the
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// value yet (per OwnsValue()), it will turn around and call
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// TakeTextFrameValue() on us, but will update its display with the new
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// value if needed.
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formControlFrame->SetFormProperty(
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aUserInput ? nsGkAtoms::userInput : nsGkAtoms::value, aValue);
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return NS_OK;
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}
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// If the frame does not own the value, set mValue
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if (mValue) {
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nsMemory::Free(mValue);
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}
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mValue = ToNewUTF8String(aValue);
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SetValueChanged(PR_TRUE);
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return mValue ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
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return TakeTextFrameValue(aValue);
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}
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if (mType == NS_FORM_INPUT_FILE) {
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@ -5406,8 +5406,6 @@ nsCSSFrameConstructor::CreateAnonymousFrames(nsFrameConstructorState& aState,
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}
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}
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creator->PostCreateFrames();
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// process the current pseudo frame state
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if (!aState.mPseudoFrames.IsEmpty()) {
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ProcessPseudoFrames(aState, aChildItems);
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@ -1020,9 +1020,7 @@ struct nsAutoLayoutPhase {
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"constructing frames in the middle of a paint");
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NS_ASSERTION(mPresContext->mLayoutPhaseCount[eLayoutPhase_Reflow] == 0,
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"constructing frames in the middle of reflow");
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// The nsXBLService::LoadBindings call in ConstructFrameInternal
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// makes us hit this one too often to be an NS_ASSERTION,
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// despite how scary it is.
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// Once bug 337957 is fixed this should become an NS_ASSERTION
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NS_WARN_IF_FALSE(mPresContext->mLayoutPhaseCount[eLayoutPhase_FrameC] == 0,
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"recurring into frame construction");
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break;
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@ -1034,9 +1034,6 @@ nsTextControlFrame::nsTextControlFrame(nsIPresShell* aShell, nsStyleContext* aCo
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, mFireChangeEventState(PR_FALSE)
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, mInSecureKeyboardInputMode(PR_FALSE)
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, mTextListener(nsnull)
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#ifdef DEBUG
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, mCreateFrameForCalled(PR_FALSE)
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#endif
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{
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}
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@ -1133,7 +1130,6 @@ nsTextControlFrame::PreDestroy()
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mFrameSel = nsnull;
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}
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//unregister self from content
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nsFormControlFrame::RegUnRegAccessKey(static_cast<nsIFrame*>(this), PR_FALSE);
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if (mTextListener)
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{
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@ -1388,7 +1384,7 @@ nsTextControlFrame::CalcIntrinsicSize(nsIRenderingContext* aRenderingContext,
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}
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void
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nsTextControlFrame::PostCreateFrames()
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nsTextControlFrame::DelayedEditorInit()
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{
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InitEditor();
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// Notify the text listener we have focus and setup the caret etc (bug 446663).
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@ -1398,53 +1394,30 @@ nsTextControlFrame::PostCreateFrames()
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}
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}
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nsIFrame*
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nsTextControlFrame::CreateFrameFor(nsIContent* aContent)
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nsresult
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nsTextControlFrame::InitEditor()
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{
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#ifdef DEBUG
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NS_ASSERTION(!mCreateFrameForCalled, "CreateFrameFor called more than once!");
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mCreateFrameForCalled = PR_TRUE;
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#endif
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// This method initializes our editor, if needed.
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nsPresContext *presContext = PresContext();
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nsIPresShell *shell = presContext->GetPresShell();
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if (!shell)
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return nsnull;
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nsCOMPtr<nsIDOMDocument> domdoc = do_QueryInterface(shell->GetDocument());
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if (!domdoc)
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return nsnull;
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// This code used to be called from CreateAnonymousContent(), but
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// when the editor set the initial string, it would trigger a
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// PresShell listener which called FlushPendingNotifications()
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// during frame construction. This was causing other form controls
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// to display wrong values. So we call this from a script runner
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// now.
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// Don't create any frames here, but just setup the editor.
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// This way DOM Ranges (which editor uses) work properly since the anonymous
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// content is bound to tree after CreateAnonymousContent but before this
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// method.
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nsresult rv = NS_OK;
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// Check if this method has been called already.
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// If so, just return early.
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if (mUseEditor)
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return NS_OK;
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// Create an editor
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nsresult rv;
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mEditor = do_CreateInstance(kTextEditorCID, &rv);
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if (NS_FAILED(rv) || !mEditor)
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return nsnull;
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// Create selection
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mFrameSel = do_CreateInstance(kFrameSelectionCID, &rv);
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if (NS_FAILED(rv))
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return nsnull;
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mFrameSel->SetScrollableViewProvider(this);
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// Create a SelectionController
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mSelCon = static_cast<nsISelectionController*>
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(new nsTextInputSelectionImpl(mFrameSel, shell, aContent));
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if (!mSelCon)
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return nsnull;
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mTextListener = new nsTextInputListener();
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if (!mTextListener)
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return nsnull;
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NS_ADDREF(mTextListener);
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mTextListener->SetFrame(this);
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mSelCon->SetDisplaySelection(nsISelectionController::SELECTION_ON);
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NS_ENSURE_SUCCESS(rv, rv);
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// Setup the editor flags
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PRUint32 editorFlags = 0;
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@ -1455,7 +1428,7 @@ nsTextControlFrame::CreateFrameFor(nsIContent* aContent)
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if (IsPasswordTextControl())
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editorFlags |= nsIPlaintextEditor::eEditorPasswordMask;
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// All gfxtextcontrolframe2's are widgets
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// All nsTextControlFrames are widgets
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editorFlags |= nsIPlaintextEditor::eEditorWidgetMask;
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// Use async reflow and painting for text widgets to improve
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@ -1471,10 +1444,16 @@ nsTextControlFrame::CreateFrameFor(nsIContent* aContent)
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// NOTE: Conversion of '\n' to <BR> happens inside the
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// editor's Init() call.
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rv = mEditor->Init(domdoc, shell, aContent, mSelCon, editorFlags);
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nsPresContext *presContext = PresContext();
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nsIPresShell *shell = presContext->GetPresShell();
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if (NS_FAILED(rv))
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return nsnull;
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// Get the DOM document
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nsCOMPtr<nsIDOMDocument> domdoc = do_QueryInterface(shell->GetDocument());
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if (!domdoc)
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return NS_ERROR_FAILURE;
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rv = mEditor->Init(domdoc, shell, mAnonymousDiv, mSelCon, editorFlags);
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NS_ENSURE_SUCCESS(rv, rv);
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// Initialize the controller for the editor
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@ -1489,13 +1468,13 @@ nsTextControlFrame::CreateFrameFor(nsIContent* aContent)
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do_QueryInterface(mContent);
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if (!textAreaElement)
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return nsnull;
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return NS_ERROR_FAILURE;
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rv = textAreaElement->GetControllers(getter_AddRefs(controllers));
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}
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if (NS_FAILED(rv))
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return nsnull;
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return rv;
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if (controllers) {
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PRUint32 numControllers;
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@ -1545,26 +1524,6 @@ nsTextControlFrame::CreateFrameFor(nsIContent* aContent)
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textEditor->SetMaxTextLength(maxLength);
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}
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}
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// Get the caret and make it a selection listener.
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nsRefPtr<nsISelection> domSelection;
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if (NS_SUCCEEDED(mSelCon->GetSelection(nsISelectionController::SELECTION_NORMAL,
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getter_AddRefs(domSelection))) &&
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domSelection) {
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nsCOMPtr<nsISelectionPrivate> selPriv(do_QueryInterface(domSelection));
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nsRefPtr<nsCaret> caret;
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nsCOMPtr<nsISelectionListener> listener;
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if (NS_SUCCEEDED(shell->GetCaret(getter_AddRefs(caret))) && caret) {
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listener = do_QueryInterface(caret);
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if (listener) {
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selPriv->AddSelectionListener(listener);
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}
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}
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selPriv->AddSelectionListener(static_cast<nsISelectionListener*>
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(mTextListener));
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}
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if (mContent) {
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rv = mEditor->GetFlags(&editorFlags);
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@ -1589,33 +1548,6 @@ nsTextControlFrame::CreateFrameFor(nsIContent* aContent)
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mEditor->SetFlags(editorFlags);
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}
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return nsnull;
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}
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nsresult
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nsTextControlFrame::InitEditor()
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{
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// This method must be called during/after the text
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// control frame's initial reflow to avoid any unintened
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// forced reflows that might result when the editor
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// calls into DOM/layout code while trying to set the
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// initial string.
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//
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// This code used to be called from CreateAnonymousContent(),
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// but when the editor set the initial string, it would trigger
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// a PresShell listener which called FlushPendingNotifications()
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// during frame construction. This was causing other form controls
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// to display wrong values.
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// Check if this method has been called already.
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// If so, just return early.
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if (mUseEditor)
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return NS_OK;
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// If the editor is not here, then we can't use it, now can we?
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if (!mEditor)
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return NS_ERROR_NOT_INITIALIZED;
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// Get the current value of the textfield from the content.
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nsAutoString defaultValue;
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@ -1631,13 +1563,6 @@ nsTextControlFrame::InitEditor()
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// editor for us.
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if (!defaultValue.IsEmpty()) {
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PRUint32 editorFlags = 0;
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nsresult rv = mEditor->GetFlags(&editorFlags);
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if (NS_FAILED(rv))
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return rv;
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// Avoid causing reentrant painting and reflowing by telling the editor
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// that we don't want it to force immediate view refreshes or force
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// immediate reflows during any editor calls.
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@ -1662,8 +1587,8 @@ nsTextControlFrame::InitEditor()
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rv = mEditor->EnableUndo(PR_TRUE);
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NS_ASSERTION(NS_SUCCEEDED(rv),"Transaction Manager must have failed");
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// Now restore the original editor flags.
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// Now restore the original editor flags.
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rv = mEditor->SetFlags(editorFlags);
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if (NS_FAILED(rv))
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@ -1685,6 +1610,8 @@ nsTextControlFrame::InitEditor()
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mEditor->EnableUndo(PR_FALSE);
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}
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mEditor->PostCreate();
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return NS_OK;
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}
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@ -1738,7 +1665,55 @@ nsTextControlFrame::CreateAnonymousContent(nsTArray<nsIContent*>& aElements)
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if (!aElements.AppendElement(mAnonymousDiv))
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return NS_ERROR_OUT_OF_MEMORY;
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// rv = divContent->SetAttr(kNameSpaceID_None,nsGkAtoms::debug, NS_LITERAL_STRING("true"), PR_FALSE);
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// Create selection
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mFrameSel = do_CreateInstance(kFrameSelectionCID, &rv);
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if (NS_FAILED(rv))
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return rv;
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mFrameSel->SetScrollableViewProvider(this);
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// Create a SelectionController
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mSelCon = static_cast<nsISelectionController*>
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(new nsTextInputSelectionImpl(mFrameSel, shell,
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mAnonymousDiv));
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if (!mSelCon)
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return NS_ERROR_OUT_OF_MEMORY;
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mTextListener = new nsTextInputListener();
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if (!mTextListener)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(mTextListener);
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mTextListener->SetFrame(this);
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mSelCon->SetDisplaySelection(nsISelectionController::SELECTION_ON);
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// Get the caret and make it a selection listener.
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nsRefPtr<nsISelection> domSelection;
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if (NS_SUCCEEDED(mSelCon->GetSelection(nsISelectionController::SELECTION_NORMAL,
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getter_AddRefs(domSelection))) &&
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domSelection) {
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nsCOMPtr<nsISelectionPrivate> selPriv(do_QueryInterface(domSelection));
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nsRefPtr<nsCaret> caret;
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nsCOMPtr<nsISelectionListener> listener;
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if (NS_SUCCEEDED(shell->GetCaret(getter_AddRefs(caret))) && caret) {
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listener = do_QueryInterface(caret);
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if (listener) {
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selPriv->AddSelectionListener(listener);
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}
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}
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selPriv->AddSelectionListener(static_cast<nsISelectionListener*>
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(mTextListener));
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}
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NS_ASSERTION(!nsContentUtils::IsSafeToRunScript(),
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"Someone forgot a script blocker?");
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if (!nsContentUtils::AddScriptRunner(new EditorInitializer(this))) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return NS_OK;
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}
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@ -1930,11 +1905,7 @@ nsresult nsTextControlFrame::SetFormProperty(nsIAtom* aName, const nsAString& aV
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if (isUserInput) {
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SetFireChangeEventState(PR_TRUE);
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}
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if (mEditor && mUseEditor) {
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// If the editor exists, the control needs to be informed that the value
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// has changed.
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SetValueChanged(PR_TRUE);
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}
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SetValueChanged(PR_TRUE);
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nsresult rv = SetValue(aValue); // set new text value
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if (isUserInput) {
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SetFireChangeEventState(fireChangeEvent);
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@ -2387,7 +2358,8 @@ nsTextControlFrame::AttributeChanged(PRInt32 aNameSpaceID,
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PRInt32 aModType)
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{
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if (!mEditor || !mSelCon)
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return NS_ERROR_NOT_INITIALIZED;
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return nsBoxFrame::AttributeChanged(aNameSpaceID, aAttribute, aModType);;
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nsresult rv = NS_OK;
|
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if (nsGkAtoms::maxlength == aAttribute)
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@ -2428,7 +2400,7 @@ nsTextControlFrame::AttributeChanged(PRInt32 aNameSpaceID,
|
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}
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mEditor->SetFlags(flags);
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}
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else if (mEditor && nsGkAtoms::disabled == aAttribute)
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else if (nsGkAtoms::disabled == aAttribute)
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{
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PRUint32 flags;
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mEditor->GetFlags(&flags);
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|
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@ -2786,8 +2758,7 @@ nsTextControlFrame::SetInitialChildList(nsIAtom* aListName,
|
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nsIFrame* aChildList)
|
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{
|
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nsresult rv = nsBoxFrame::SetInitialChildList(aListName, aChildList);
|
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if (mEditor)
|
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mEditor->PostCreate();
|
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//look for scroll view below this frame go along first child list
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nsIFrame* first = GetFirstChild(nsnull);
|
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|
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|
|
|
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@ -119,8 +119,6 @@ public:
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|
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// nsIAnonymousContentCreator
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virtual nsresult CreateAnonymousContent(nsTArray<nsIContent*>& aElements);
|
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virtual nsIFrame* CreateFrameFor(nsIContent* aContent);
|
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virtual void PostCreateFrames();
|
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|
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// Utility methods to set current widget state
|
||||
|
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|
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@ -139,7 +137,7 @@ public:
|
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|
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//==== END NSIFORMCONTROLFRAME
|
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//==== NSIGFXTEXTCONTROLFRAME2
|
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//==== NSITEXTCONTROLFRAME
|
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|
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NS_IMETHOD GetEditor(nsIEditor **aEditor);
|
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NS_IMETHOD OwnsValue(PRBool* aOwnsValue);
|
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|
|
@ -157,7 +155,7 @@ public:
|
|||
|
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nsresult GetPhonetic(nsAString& aPhonetic);
|
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|
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//==== END NSIGFXTEXTCONTROLFRAME2
|
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//==== END NSITEXTCONTROLFRAME
|
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//==== OVERLOAD of nsIFrame
|
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virtual nsIAtom* GetType() const;
|
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|
||||
|
|
@ -195,8 +193,6 @@ public: //for methods who access nsTextControlFrame directly
|
|||
void SetValueChanged(PRBool aValueChanged);
|
||||
/** Called when the frame is focused, to remember the value for onChange. */
|
||||
nsresult InitFocusedValue();
|
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nsresult DOMPointToOffset(nsIDOMNode* aNode, PRInt32 aNodeOffset, PRInt32 *aResult);
|
||||
nsresult OffsetToDOMPoint(PRInt32 aOffset, nsIDOMNode** aResult, PRInt32* aPosition);
|
||||
|
||||
void SetFireChangeEventState(PRBool aNewState)
|
||||
{
|
||||
|
|
@ -216,6 +212,34 @@ public: //for methods who access nsTextControlFrame directly
|
|||
void MaybeEndSecureKeyboardInput();
|
||||
|
||||
protected:
|
||||
class EditorInitializer;
|
||||
friend class EditorInitializer;
|
||||
|
||||
class EditorInitializer : public nsRunnable {
|
||||
public:
|
||||
EditorInitializer(nsTextControlFrame* aFrame) :
|
||||
mWeakFrame(aFrame),
|
||||
mFrame(aFrame) {}
|
||||
|
||||
NS_IMETHOD Run() {
|
||||
if (mWeakFrame) {
|
||||
mFrame->DelayedEditorInit();
|
||||
}
|
||||
return NS_OK;
|
||||
}
|
||||
|
||||
private:
|
||||
nsWeakFrame mWeakFrame;
|
||||
nsTextControlFrame* mFrame;
|
||||
};
|
||||
|
||||
// Init our editor and then make sure to focus our text input
|
||||
// listener if our content node has focus.
|
||||
void DelayedEditorInit();
|
||||
|
||||
nsresult DOMPointToOffset(nsIDOMNode* aNode, PRInt32 aNodeOffset, PRInt32 *aResult);
|
||||
nsresult OffsetToDOMPoint(PRInt32 aOffset, nsIDOMNode** aResult, PRInt32* aPosition);
|
||||
|
||||
/**
|
||||
* Find out whether this control is scrollable (i.e. if it is not a single
|
||||
* line text control)
|
||||
|
|
@ -303,10 +327,6 @@ private:
|
|||
nsCOMPtr<nsFrameSelection> mFrameSel;
|
||||
nsTextInputListener* mTextListener;
|
||||
nsString mFocusedValue;
|
||||
|
||||
#ifdef DEBUG
|
||||
PRBool mCreateFrameForCalled;
|
||||
#endif
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -46,14 +46,12 @@
|
|||
#include "nsQueryFrame.h"
|
||||
#include "nsIContent.h"
|
||||
|
||||
class nsPresContext;
|
||||
class nsIFrame;
|
||||
template <class T> class nsTArray;
|
||||
|
||||
/**
|
||||
* Any source for anonymous content can implement this interface to provide it.
|
||||
* HTML frames like nsFileControlFrame currently use this as well as XUL frames
|
||||
* like nsScrollbarFrame and nsSliderFrame.
|
||||
* HTML frames like nsFileControlFrame currently use this.
|
||||
*
|
||||
* @see nsCSSFrameConstructor
|
||||
*/
|
||||
|
|
@ -80,12 +78,6 @@ public:
|
|||
* is created.
|
||||
*/
|
||||
virtual nsIFrame* CreateFrameFor(nsIContent* aContent) { return nsnull; }
|
||||
|
||||
/**
|
||||
* This gets called after the frames for the anonymous content have been
|
||||
* created and added to the frame tree. By default it does nothing.
|
||||
*/
|
||||
virtual void PostCreateFrames() {}
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
|
|||
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