void AXObjectCache::postPlatformNotification(AccessibilityObject* obj, AXNotification notification) { if (obj && obj->isAccessibilityScrollbar() && notification == AXValueChanged) { // Send document value changed on scrollbar value changed notification. Scrollbar* scrollBar = static_cast<AccessibilityScrollbar*>(obj)->scrollbar(); if (!scrollBar || !scrollBar->parent() || !scrollBar->parent()->isFrameView()) return; Document* document = toFrameView(scrollBar->parent())->frame()->document(); if (document != document->topDocument()) return; obj = get(document->renderer()); } if (!obj || !obj->document() || !obj->documentFrameView() || !obj->documentFrameView()->frame() || !obj->documentFrameView()->frame()->page()) return; ChromeClient* client = obj->documentFrameView()->frame()->page()->chrome().client(); if (!client) return; switch (notification) { case AXActiveDescendantChanged: if (!obj->document()->focusedNode() || (obj->node() != obj->document()->focusedNode())) break; // Calling handleFocusedUIElementChanged will focus the new active // descendant and send the AXFocusedUIElementChanged notification. handleFocusedUIElementChanged(0, obj->document()->focusedNode()); break; case AXAriaAttributeChanged: case AXAutocorrectionOccured: case AXCheckedStateChanged: case AXChildrenChanged: case AXFocusedUIElementChanged: case AXInvalidStatusChanged: case AXLayoutComplete: case AXLiveRegionChanged: case AXLoadComplete: case AXMenuListItemSelected: case AXMenuListValueChanged: case AXRowCollapsed: case AXRowCountChanged: case AXRowExpanded: case AXScrolledToAnchor: case AXSelectedChildrenChanged: case AXSelectedTextChanged: case AXTextChanged: case AXValueChanged: break; } client->postAccessibilityNotification(obj, notification); }
void AXObjectCache::postPlatformNotification(AccessibilityObject* obj, AXNotification notification) { if (!obj || !obj->document() || !obj->documentFrameView() || !obj->documentFrameView()->frame() || !obj->documentFrameView()->frame()->page()) return; ChromeClient* client = obj->documentFrameView()->frame()->page()->chrome()->client(); if (!client) return; switch (notification) { case AXActiveDescendantChanged: if (!obj->document()->focusedNode() || (obj->node() != obj->document()->focusedNode())) break; // Calling handleFocusedUIElementChanged will focus the new active // descendant and send the AXFocusedUIElementChanged notification. handleFocusedUIElementChanged(0, obj->document()->focusedNode()->renderer()); break; case AXCheckedStateChanged: case AXChildrenChanged: case AXFocusedUIElementChanged: case AXLayoutComplete: case AXLiveRegionChanged: case AXLoadComplete: case AXMenuListValueChanged: case AXRowCollapsed: case AXRowCountChanged: case AXRowExpanded: case AXScrolledToAnchor: case AXSelectedChildrenChanged: case AXSelectedTextChanged: case AXValueChanged: break; } client->postAccessibilityNotification(obj, notification); }