barrier/lib/platform/CMSWindowsSecondaryScreen.h

155 lines
4.5 KiB
C++

/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2002 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 CMSWINDOWSSECONDARYSCREEN_H
#define CMSWINDOWSSECONDARYSCREEN_H
// ensure that we get SendInput()
#if _WIN32_WINNT <= 0x400
#undef _WIN32_WINNT
#define _WIN32_WINNT 0x401
#endif
#include "CSecondaryScreen.h"
#include "IMSWindowsScreenEventHandler.h"
#include "CMutex.h"
#include "CString.h"
#include "stdmap.h"
#include "stdvector.h"
class CMSWindowsScreen;
class IScreenReceiver;
//! Microsoft windows secondary screen implementation
class CMSWindowsSecondaryScreen :
public CSecondaryScreen, public IMSWindowsScreenEventHandler {
public:
CMSWindowsSecondaryScreen(IScreenReceiver*);
virtual ~CMSWindowsSecondaryScreen();
// CSecondaryScreen overrides
virtual void keyDown(KeyID, KeyModifierMask, KeyButton);
virtual void keyRepeat(KeyID, KeyModifierMask,
SInt32 count, KeyButton);
virtual void keyUp(KeyID, KeyModifierMask, KeyButton);
virtual void mouseDown(ButtonID);
virtual void mouseUp(ButtonID);
virtual void mouseMove(SInt32 xAbsolute, SInt32 yAbsolute);
virtual void mouseWheel(SInt32 delta);
virtual void resetOptions();
virtual void setOptions(const COptionsList& options);
virtual IScreen* getScreen() const;
// IMSWindowsScreenEventHandler overrides
virtual void onScreensaver(bool activated);
virtual bool onPreDispatch(const CEvent* event);
virtual bool onEvent(CEvent* event);
virtual void onOneShotTimerExpired(UInt32 id);
virtual SInt32 getJumpZoneSize() const;
virtual void postCreateWindow(HWND);
virtual void preDestroyWindow(HWND);
virtual void onAccessibleDesktop();
protected:
// CSecondaryScreen overrides
virtual void onPreMainLoop();
virtual void onPreOpen();
virtual void onPreEnter();
virtual void onPreLeave();
virtual void createWindow();
virtual void destroyWindow();
virtual void showWindow(SInt32 x, SInt32 y);
virtual void hideWindow();
virtual void warpCursor(SInt32 x, SInt32 y);
virtual void updateKeys();
virtual void releaseKeys();
virtual void setToggleState(KeyModifierMask);
virtual KeyModifierMask getToggleState() const;
private:
enum EKeyAction { kPress, kRelease, kRepeat };
class Keystroke {
public:
UINT m_virtualKey;
bool m_press;
bool m_repeat;
};
typedef std::vector<Keystroke> Keystrokes;
typedef std::map<KeyButton, UINT> ServerKeyMap;
// open/close desktop (for windows 95/98/me)
bool openDesktop();
void closeDesktop();
// make desk the thread desktop (for windows NT/2000/XP)
bool switchDesktop(HDESK desk);
// returns true iff there appear to be multiple monitors
bool isMultimon() const;
// key and button queries and operations
DWORD mapButton(ButtonID button,
bool press, DWORD* data) const;
KeyModifierMask mapKey(Keystrokes&, UINT& virtualKey, KeyID,
KeyModifierMask, EKeyAction) const;
UINT mapCharacter(Keystrokes& keys,
char c, HKL hkl,
KeyModifierMask currentMask,
KeyModifierMask desiredMask,
EKeyAction action) const;
KeyModifierMask mapToKeystrokes(Keystrokes& keys,
UINT virtualKey,
KeyModifierMask currentMask,
KeyModifierMask desiredMask,
EKeyAction action) const;
void doKeystrokes(const Keystrokes&, SInt32 count);
void toggleKey(UINT virtualKey, KeyModifierMask mask);
UINT virtualKeyToScanCode(UINT& virtualKey) const;
bool isExtendedKey(UINT virtualKey) const;
void sendKeyEvent(UINT virtualKey, bool press);
UINT getCodePageFromLangID(LANGID) const;
// generate a fake ctrl+alt+del
void synthesizeCtrlAltDel();
// thread that generates fake ctrl+alt+del
static void ctrlAltDelThread(void*);
private:
CMutex m_mutex;
CMSWindowsScreen* m_screen;
// true if windows 95/98/me
bool m_is95Family;
// our window
HWND m_window;
// virtual key states as set by us or the user
BYTE m_keys[256];
// virtual key states as set by us
BYTE m_fakeKeys[256];
// current active modifiers
KeyModifierMask m_mask;
// map server key buttons to local virtual keys
ServerKeyMap m_serverKeyMap;
};
#endif