Bug 600117 part.1 Implement KeyboardEvent.repeat r=smaug, sr=jst

Author: masayuki-nakano

content/events/src/nsDOMKeyboardEvent.cpp

@@ -90,6 +90,20 @@ nsDOMKeyboardEvent::GetMetaKey(bool* aIsDown)
   return NS_OK;
 }
 
+bool
+nsDOMKeyboardEvent::Repeat()
+{
+  return mEvent->AsKeyboardEvent()->mIsRepeat;
+}
+
+NS_IMETHODIMP
+nsDOMKeyboardEvent::GetRepeat(bool* aIsRepeat)
+{
+  NS_ENSURE_ARG_POINTER(aIsRepeat);
+  *aIsRepeat = Repeat();
+  return NS_OK;
+}
+
 NS_IMETHODIMP
 nsDOMKeyboardEvent::GetModifierState(const nsAString& aKey,
                                      bool* aState)

content/events/src/nsDOMKeyboardEvent.h

@@ -43,6 +43,7 @@ class nsDOMKeyboardEvent : public nsDOMUIEvent,
     return GetModifierStateInternal(aKey);
   }
 
+  bool Repeat();
   uint32_t CharCode();
   uint32_t KeyCode();
   virtual uint32_t Which() MOZ_OVERRIDE;

dom/interfaces/events/nsIDOMKeyEvent.idl

@@ -5,7 +5,7 @@
 
 #include "nsIDOMUIEvent.idl"
 
-[scriptable, builtinclass, uuid(91a3d7f2-223b-4e09-a566-634e7ee0a31d)]
+[scriptable, builtinclass, uuid(2bbf1087-e404-45a5-880a-4f3702aebd4e)]
 interface nsIDOMKeyEvent : nsIDOMUIEvent
 {
   const unsigned long DOM_VK_CANCEL         = 0x03;
@@ -252,6 +252,7 @@ interface nsIDOMKeyEvent : nsIDOMUIEvent
   const unsigned long DOM_KEY_LOCATION_JOYSTICK = 0x05;
 
   readonly attribute unsigned long location;
+  readonly attribute boolean       repeat;
 
   readonly attribute DOMString key;
 };

dom/webidl/KeyboardEvent.webidl

@@ -26,6 +26,7 @@ interface KeyboardEvent : UIEvent
   const unsigned long DOM_KEY_LOCATION_JOYSTICK = 0x05;
 
   readonly attribute unsigned long location;
+  readonly attribute boolean       repeat;
 
   readonly attribute DOMString key;
 };

widget/TextEvents.h

@@ -79,7 +79,8 @@ class WidgetKeyboardEvent : public WidgetInputEvent
   WidgetKeyboardEvent(bool aIsTrusted, uint32_t aMessage, nsIWidget* aWidget) :
     WidgetInputEvent(aIsTrusted, aMessage, aWidget, NS_KEY_EVENT),
     keyCode(0), charCode(0),
-    location(nsIDOMKeyEvent::DOM_KEY_LOCATION_STANDARD), isChar(0),
+    location(nsIDOMKeyEvent::DOM_KEY_LOCATION_STANDARD),
+    isChar(false), mIsRepeat(false),
     mKeyNameIndex(mozilla::KEY_NAME_INDEX_Unidentified),
     mNativeKeyEvent(nullptr),
     mUniqueId(0)
@@ -101,6 +102,9 @@ class WidgetKeyboardEvent : public WidgetInputEvent
   nsTArray<AlternativeCharCode> alternativeCharCodes;
   // Indicates whether the event signifies a printable character
   bool isChar;
+  // Indicates whether the event is generated by auto repeat or not.
+  // if this is keyup event, always false.
+  bool mIsRepeat;
   // DOM KeyboardEvent.key
   KeyNameIndex mKeyNameIndex;
   // OS-specific native event can optionally be preserved
@@ -141,6 +145,7 @@ class WidgetKeyboardEvent : public WidgetInputEvent
     location = aEvent.location;
     alternativeCharCodes = aEvent.alternativeCharCodes;
     isChar = aEvent.isChar;
+    mIsRepeat = aEvent.mIsRepeat;
     mKeyNameIndex = aEvent.mKeyNameIndex;
     // Don't copy mNativeKeyEvent because it may be referred after its instance
     // is destroyed.

widget/nsGUIEventIPC.h

@@ -270,6 +270,7 @@ struct ParamTraits<mozilla::WidgetKeyboardEvent>
     WriteParam(aMsg, aParam.keyCode);
     WriteParam(aMsg, aParam.charCode);
     WriteParam(aMsg, aParam.isChar);
+    WriteParam(aMsg, aParam.mIsRepeat);
     WriteParam(aMsg, aParam.location);
     WriteParam(aMsg, aParam.mUniqueId);
     // An OS-specific native event might be attached in |mNativeKeyEvent|,  but
@@ -285,6 +286,7 @@ struct ParamTraits<mozilla::WidgetKeyboardEvent>
         ReadParam(aMsg, aIter, &aResult->keyCode) &&
         ReadParam(aMsg, aIter, &aResult->charCode) &&
         ReadParam(aMsg, aIter, &aResult->isChar) &&
+        ReadParam(aMsg, aIter, &aResult->mIsRepeat) &&
         ReadParam(aMsg, aIter, &aResult->location) &&
         ReadParam(aMsg, aIter, &aResult->mUniqueId))
     {