gecko-dev/dom/events/KeyboardEvent.h
Olli Pettay 3b8be5cd0d Bug 1084421 - Only Events with a wrapper should trigger GC more likely, r=mccr8
--HG--
extra : rebase_source : 398e18dfc3d103ee139cc3c5d49710855c925e82
2014-10-18 02:16:58 +03:00

90 lines
2.6 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_KeyboardEvent_h_
#define mozilla_dom_KeyboardEvent_h_
#include "mozilla/dom/UIEvent.h"
#include "mozilla/dom/KeyboardEventBinding.h"
#include "mozilla/EventForwards.h"
#include "nsIDOMKeyEvent.h"
namespace mozilla {
namespace dom {
class KeyboardEvent : public UIEvent,
public nsIDOMKeyEvent
{
public:
KeyboardEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetKeyboardEvent* aEvent);
NS_DECL_ISUPPORTS_INHERITED
// nsIDOMKeyEvent Interface
NS_DECL_NSIDOMKEYEVENT
// Forward to base class
NS_FORWARD_TO_UIEVENT
static already_AddRefed<KeyboardEvent> Constructor(
const GlobalObject& aGlobal,
const nsAString& aType,
const KeyboardEventInit& aParam,
ErrorResult& aRv);
virtual JSObject* WrapObjectInternal(JSContext* aCx) MOZ_OVERRIDE
{
return KeyboardEventBinding::Wrap(aCx, this);
}
bool AltKey();
bool CtrlKey();
bool ShiftKey();
bool MetaKey();
bool GetModifierState(const nsAString& aKey)
{
return GetModifierStateInternal(aKey);
}
bool Repeat();
bool IsComposing();
uint32_t CharCode();
uint32_t KeyCode();
virtual uint32_t Which() MOZ_OVERRIDE;
uint32_t Location();
void GetCode(nsAString& aCode);
void InitKeyEvent(const nsAString& aType, bool aCanBubble, bool aCancelable,
nsIDOMWindow* aView, bool aCtrlKey, bool aAltKey,
bool aShiftKey, bool aMetaKey,
uint32_t aKeyCode, uint32_t aCharCode,
ErrorResult& aRv)
{
aRv = InitKeyEvent(aType, aCanBubble, aCancelable, aView,
aCtrlKey, aAltKey, aShiftKey,aMetaKey,
aKeyCode, aCharCode);
}
protected:
~KeyboardEvent() {}
private:
// True, if the instance is created with Constructor().
bool mInitializedByCtor;
// If the instance is created with Constructor(), which may have independent
// value. mInitializedWhichValue stores it. I.e., this is invalid when
// mInitializedByCtor is false.
uint32_t mInitialzedWhichValue;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_KeyboardEvent_h_