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/* 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_ShortcutKeys_h
#define mozilla_ShortcutKeys_h
#include "nsIObserver.h"
class nsAtom;
namespace mozilla {
class KeyEventHandler;
class WidgetKeyboardEvent;
struct ShortcutKeyData {
const char16_t* event;
const char16_t* keycode;
const char16_t* key;
const char16_t* modifiers;
const char16_t* command;
};
enum class HandlerType {
eInput,
eTextArea,
eBrowser,
eEditor,
};
class ShortcutKeys : public nsIObserver {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
// Returns a pointer to the first handler for the given type.
static KeyEventHandler* GetHandlers(HandlerType aType);
// Gets the event type for a widget keyboard event.
static nsAtom* ConvertEventToDOMEventType(
const WidgetKeyboardEvent* aWidgetKeyboardEvent);
static void Shutdown();
protected:
ShortcutKeys();
virtual ~ShortcutKeys();
// Returns a pointer to the first handler for the given type.
KeyEventHandler* EnsureHandlers(HandlerType aType);
// Maintains a strong reference to the only instance.
static StaticRefPtr<ShortcutKeys> sInstance;
// Shortcut keys for different elements.
static ShortcutKeyData sBrowserHandlers[];
static ShortcutKeyData sEditorHandlers[];
static ShortcutKeyData sInputHandlers[];
static ShortcutKeyData sTextAreaHandlers[];
// Cached event handlers generated from the above data.
KeyEventHandler* mBrowserHandlers;
KeyEventHandler* mEditorHandlers;
KeyEventHandler* mInputHandlers;
KeyEventHandler* mTextAreaHandlers;
};
} // namespace mozilla
#endif // #ifndef mozilla_ShortcutKeys_h
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