Autofill/rAc: dispatch "input" events when changing text contents of <textarea>,

Source/core/html/HTMLSelectElement.cpp

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
@@ skipping 212 matching lines @@
 String HTMLSelectElement::value() const
 {
     const Vector<HTMLElement*>& items = listItems();
     for (unsigned i = 0; i < items.size(); i++) {
         if (isHTMLOptionElement(items[i]) && toHTMLOptionElement(items[i])->selected())
             return toHTMLOptionElement(items[i])->value();
     }
     return "";
 }
 
-void HTMLSelectElement::setValue(const String &value)
+void HTMLSelectElement::setValue(const String &value, bool sendEvents)
 {
     // We clear the previously selected option(s) when needed, to guarantee calling setSelectedIndex() only once.
+    unsigned optionIndex = 0;
     if (value.isNull()) {
-        setSelectedIndex(-1);
-        return;
+        optionIndex = -1;
+    } else {
+        // Find the option with value() matching the given parameter and make it the current selection.
+        const Vector<HTMLElement*>& items = listItems();
+        for (unsigned i = 0; i < items.size(); i++) {
+            if (isHTMLOptionElement(items[i])) {
+                if (toHTMLOptionElement(items[i])->value() == value)
+                    break;
+                optionIndex++;
+            }
+        }
+        if (optionIndex >= items.size())
+            optionIndex = -1;
     }
+    setSelectedIndex(optionIndex);
 
-    // Find the option with value() matching the given parameter and make it the current selection.
-    const Vector<HTMLElement*>& items = listItems();
-    unsigned optionIndex = 0;
-    for (unsigned i = 0; i < items.size(); i++) {
-        if (isHTMLOptionElement(items[i])) {
-            if (toHTMLOptionElement(items[i])->value() == value) {
-                setSelectedIndex(optionIndex);
-                return;
-            }
-            optionIndex++;
-        }
+    if (sendEvents) {
+        if (usesMenuList())
+            dispatchInputAndChangeEventForMenuList(false);
+        else
+            listBoxOnChange();
     }
-
-    setSelectedIndex(-1);
 }
 
 String HTMLSelectElement::suggestedValue() const
 {
     const Vector<HTMLElement*>& items = listItems();
     for (unsigned i = 0; i < items.size(); ++i) {
         if (isHTMLOptionElement(items[i]) && m_suggestedIndex >= 0) {
             if (i == static_cast<unsigned>(m_suggestedIndex))
                 return toHTMLOptionElement(items[i])->value();
         }
@@ skipping 400 matching lines @@
         m_lastOnChangeSelection[i] = selected;
     }
 
     if (fireOnChange) {
         RefPtr<HTMLSelectElement> protector(this);
         dispatchInputEvent();
         dispatchFormControlChangeEvent();
     }
 }
 
-void HTMLSelectElement::dispatchInputAndChangeEventForMenuList()
+void HTMLSelectElement::dispatchInputAndChangeEventForMenuList(bool requiresUserGesture)
 {
     ASSERT(usesMenuList());
 
     int selected = selectedIndex();
-    if (m_lastOnChangeIndex != selected && m_isProcessingUserDrivenChange) {
+    if (m_lastOnChangeIndex != selected && (!requiresUserGesture || m_isProcessingUserDrivenChange)) {
         m_lastOnChangeIndex = selected;
         m_isProcessingUserDrivenChange = false;
         RefPtr<HTMLSelectElement> protector(this);
         dispatchInputEvent();
         dispatchFormControlChangeEvent();
     }
 }
 
 void HTMLSelectElement::scrollToSelection()
 {
@@ skipping 927 matching lines @@
 {
     return true;
 }
 
 bool HTMLSelectElement::supportsAutofocus() const
 {
     return true;
 }
 
 } // namespace