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Diffstat (limited to 'layout/xul/nsMenuBarListener.h')
-rw-r--r-- | layout/xul/nsMenuBarListener.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/layout/xul/nsMenuBarListener.h b/layout/xul/nsMenuBarListener.h new file mode 100644 index 000000000..3656c89e2 --- /dev/null +++ b/layout/xul/nsMenuBarListener.h @@ -0,0 +1,74 @@ +/* -*- 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 final : public nsIDOMEventListener +{ +public: + /** default constructor + */ + explicit nsMenuBarListener(nsMenuBarFrame* aMenuBar); + + static void InitializeStatics(); + + NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent) override; + + nsresult KeyUp(nsIDOMEvent* aMouseEvent); + nsresult KeyDown(nsIDOMEvent* aMouseEvent); + nsresult KeyPress(nsIDOMEvent* aMouseEvent); + nsresult Blur(nsIDOMEvent* aEvent); + nsresult MouseDown(nsIDOMEvent* aMouseEvent); + nsresult Fullscreen(nsIDOMEvent* aEvent); + + static nsresult GetMenuAccessKey(int32_t* aAccessKey); + + NS_DECL_ISUPPORTS + + static bool IsAccessKeyPressed(nsIDOMKeyEvent* event); + + void OnDestroyMenuBarFrame(); + +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(); + + bool Destroyed() const { return !mMenuBarFrame; } + + 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 |