gecko-dev/layout/xul/nsMenuBarListener.h

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/* -*- 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 nsMenuBarListener_h__
#define nsMenuBarListener_h__
#include "mozilla/Attributes.h"
#include "mozilla/EventForwards.h"
#include "nsIDOMEventListener.h"
// X.h defines KeyPress
#ifdef KeyPress
#undef KeyPress
#endif
class nsMenuBarFrame;
class nsIDOMKeyEvent;
/** editor Implementation of the DragListener interface
*/
class nsMenuBarListener MOZ_FINAL : public nsIDOMEventListener
{
public:
/** default constructor
*/
explicit nsMenuBarListener(nsMenuBarFrame* aMenuBar);
static void InitializeStatics();
NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent) MOZ_OVERRIDE;
nsresult KeyUp(nsIDOMEvent* aMouseEvent);
nsresult KeyDown(nsIDOMEvent* aMouseEvent);
nsresult KeyPress(nsIDOMEvent* aMouseEvent);
nsresult Blur(nsIDOMEvent* aEvent);
nsresult MouseDown(nsIDOMEvent* aMouseEvent);
static nsresult GetMenuAccessKey(int32_t* aAccessKey);
NS_DECL_ISUPPORTS
static bool IsAccessKeyPressed(nsIDOMKeyEvent* event);
protected:
/** default destructor
*/
virtual ~nsMenuBarListener();
static void InitAccessKey();
static mozilla::Modifiers GetModifiersForAccessKey(nsIDOMKeyEvent* event);
// This should only be called by the nsMenuBarListener during event dispatch,
// thus ensuring that this doesn't get destroyed during the process.
void ToggleMenuActiveState();
nsMenuBarFrame* mMenuBarFrame; // The menu bar object.
// Whether or not the ALT key is currently down.
bool mAccessKeyDown;
// Whether or not the ALT key down is canceled by other action.
bool mAccessKeyDownCanceled;
static bool mAccessKeyFocuses; // Does the access key by itself focus the menubar?
static int32_t mAccessKey; // See nsIDOMKeyEvent.h for sample values
static mozilla::Modifiers mAccessKeyMask;// Modifier mask for the access key
};
#endif