Dispatch change and blur event for input type=text when window focus is changed

Source/core/page/FocusController.cpp

 /*
  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nuanti Ltd.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 28 matching lines @@
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
 #include "core/editing/htmlediting.h" // For firstPositionInOrBeforeNode
 #include "core/events/Event.h"
 #include "core/frame/DOMWindow.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/html/HTMLAreaElement.h"
 #include "core/html/HTMLImageElement.h"
+#include "core/html/HTMLInputElement.h"

[tkent, 2014/03/27 00:46:04]

I don't think adding dependency to a specific element to FormController is a
right approach.

 #include "core/html/HTMLPlugInElement.h"
 #include "core/html/HTMLShadowElement.h"
 #include "core/page/Chrome.h"
 #include "core/page/ChromeClient.h"
 #include "core/page/EventHandler.h"
 #include "core/page/FrameTree.h"
 #include "core/page/Page.h"
 #include "core/frame/Settings.h"
 #include "core/page/SpatialNavigation.h"
 #include "core/rendering/HitTestResult.h"
@@ skipping 78 matching lines @@
     // https://bugs.webkit.org/show_bug.cgi?id=27105
 
     // Do not fire events while modal dialogs are up.  See https://bugs.webkit.org/show_bug.cgi?id=33962
     if (Page* page = document->page()) {
         if (page->defersLoading())
             return;
     }
 
     if (!focused && document->focusedElement()) {
         RefPtr<Element> focusedElement(document->focusedElement());
-        focusedElement->dispatchBlurEvent(0);
+        if (focusedElement && focusedElement->isHTMLElement()) {
+            HTMLElement* element = toHTMLElement(focusedElement);
+            if (element && element->isFormControlElement()) {
+                if (toHTMLFormControlElement(element)->wasChangedSinceLastFormControlChangeEvent())
+                    toHTMLFormControlElement(element)->dispatchFormControlChangeEvent();
+            }
+        }
+        if (focusedElement == document->focusedElement())
+            focusedElement->dispatchBlurEvent(0);
         if (focusedElement == document->focusedElement()) {
             focusedElement->dispatchFocusOutEvent(EventTypeNames::focusout, 0);
             if (focusedElement == document->focusedElement())
                 focusedElement->dispatchFocusOutEvent(EventTypeNames::DOMFocusOut, 0);
         }
     }
 
     if (DOMWindow* window = document->domWindow())
         window->dispatchEvent(Event::create(focused ? EventTypeNames::focus : EventTypeNames::blur));
     if (focused && document->focusedElement()) {
@@ skipping 746 matching lines @@
         startingRect = nodeRectInAbsoluteCoordinates(container, true /* ignore border */);
         container = scrollableEnclosingBoxOrParentFrameForNodeInDirection(type, container);
         if (container && container->isDocumentNode())
             toDocument(container)->updateLayoutIgnorePendingStylesheets();
     } while (!consumed && container);
 
     return consumed;
 }
 
 } // namespace WebCore