barrier/lib/platform/COSXKeyState.h

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/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2004 Chris Schoeneman
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file COPYING that should have accompanied this file.
*
* This package is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef COSXKEYSTATE_H
#define COSXKEYSTATE_H
#include "CKeyState.h"
#include "stdmap.h"
#include <Carbon/Carbon.h>
//! OS X key state
/*!
A key state for OS X.
*/
class COSXKeyState : public CKeyState {
public:
COSXKeyState();
virtual ~COSXKeyState();
//! Map key event to a key
/*!
Converts a key event into a KeyID and the shadow modifier state
to a modifier mask.
*/
KeyID mapKeyFromEvent(EventRef event,
KeyModifierMask* maskOut) const;
//! Handle modifier key change
/*!
Determines which modifier keys have changed and updates the modifier
state and sends key events as appropriate.
*/
void handleModifierKeys(void* target,
KeyModifierMask oldMask, KeyModifierMask newMask);
// IKeyState overrides
virtual void setHalfDuplexMask(KeyModifierMask);
virtual bool fakeCtrlAltDel();
virtual const char* getKeyName(KeyButton) const;
virtual void sendKeyEvent(void* target,
bool press, bool isAutoRepeat,
KeyID key, KeyModifierMask mask,
SInt32 count, KeyButton button);
protected:
// IKeyState overrides
virtual void doUpdateKeys();
virtual void doFakeKeyEvent(KeyButton button,
bool press, bool isAutoRepeat);
virtual KeyButton mapKey(Keystrokes& keys, KeyID id,
KeyModifierMask desiredMask,
bool isAutoRepeat) const;
private:
bool adjustModifiers(Keystrokes& keys,
Keystrokes& undo,
KeyModifierMask desiredMask) const;
void addKeyButton(KeyButtons& keys, KeyID id) const;
void handleModifierKey(void* target, KeyID id, bool down);
private:
typedef std::map<KeyID, KeyButton> CKeyMap;
CKeyMap m_keyMap;
static const KeyID s_virtualKey[];
};
#endif