#define SM_CMONITORS 80
#define SM_SAMEDISPLAYFORMAT 81
-DECLARE_HANDLE(HMONITOR);
+DECLARE_HANDLE( HMONITOR );
#define MONITOR_DEFAULTTONULL 0x00000000
#define MONITOR_DEFAULTTOPRIMARY 0x00000001
typedef struct tagMONITORINFO
{
- DWORD cbSize;
- RECT rcMonitor;
- RECT rcWork;
- DWORD dwFlags;
+ DWORD cbSize;
+ RECT rcMonitor;
+ RECT rcWork;
+ DWORD dwFlags;
} MONITORINFO, *LPMONITORINFO;
#define CCHDEVICENAME 32
#ifdef __cplusplus
typedef struct tagMONITORINFOEX : public tagMONITORINFO
{
- TCHAR szDevice[CCHDEVICENAME];
+ TCHAR szDevice[CCHDEVICENAME];
} MONITORINFOEX, *LPMONITORINFOEX;
#else
typedef struct
{
- MONITORINFO;
- TCHAR szDevice[CCHDEVICENAME];
+ MONITORINFO;
+ TCHAR szDevice[CCHDEVICENAME];
} MONITORINFOEX, *LPMONITORINFOEX;
#endif
-typedef BOOL (CALLBACK* MONITORENUMPROC)(HMONITOR, HDC, LPRECT, LPARAM);
+typedef BOOL ( CALLBACK * MONITORENUMPROC )( HMONITOR, HDC, LPRECT, LPARAM );
#endif // SM_CMONITORS
#ifndef DISPLAY_DEVICE_ATTACHED_TO_DESKTOP
typedef struct {
- DWORD cb;
- CHAR DeviceName[32];
- CHAR DeviceString[128];
- DWORD StateFlags;
+ DWORD cb;
+ CHAR DeviceName[32];
+ CHAR DeviceString[128];
+ DWORD StateFlags;
} DISPLAY_DEVICE;
#define DISPLAY_DEVICE_ATTACHED_TO_DESKTOP 0x00000001
#define DISPLAY_DEVICE_VGA 0x00000010
#ifndef ENUM_CURRENT_SETTINGS
-#define ENUM_CURRENT_SETTINGS ((DWORD)-1)
-#define ENUM_REGISTRY_SETTINGS ((DWORD)-2)
+#define ENUM_CURRENT_SETTINGS ( (DWORD)-1 )
+#define ENUM_REGISTRY_SETTINGS ( (DWORD)-2 )
#endif
#undef GetMonitorInfo
//
#ifdef COMPILE_MULTIMON_STUBS
- //---------------------------------------------------------------------------
- //
- // Implement the API stubs.
- //
- //---------------------------------------------------------------------------
-
- int (WINAPI* g_pfnGetSystemMetrics)(int);
- HMONITOR (WINAPI* g_pfnMonitorFromWindow)(HWND, BOOL);
- HMONITOR (WINAPI* g_pfnMonitorFromRect)(LPCRECT, BOOL);
- HMONITOR (WINAPI* g_pfnMonitorFromPoint)(POINT, BOOL);
- BOOL (WINAPI* g_pfnGetMonitorInfo)(HMONITOR, LPMONITORINFO);
- BOOL (WINAPI* g_pfnEnumDisplayMonitors)(HDC, LPCRECT, MONITORENUMPROC, LPARAM);
- BOOL (WINAPI *g_pfnEnumDisplayDevices)(LPVOID, int, DISPLAY_DEVICE *, DWORD);
-
- BOOL InitMultipleMonitorStubs(void)
- {
- HMODULE hUser32;
- static BOOL fInitDone;
-
- if (fInitDone)
- {
- return g_pfnGetMonitorInfo != NULL;
- }
-
- if ((hUser32 = GetModuleHandle(TEXT("USER32"))) &&
- (*(FARPROC*)&g_pfnGetSystemMetrics = GetProcAddress(hUser32,"GetSystemMetrics")) &&
- (*(FARPROC*)&g_pfnMonitorFromWindow = GetProcAddress(hUser32,"MonitorFromWindow")) &&
- (*(FARPROC*)&g_pfnMonitorFromRect = GetProcAddress(hUser32,"MonitorFromRect")) &&
- (*(FARPROC*)&g_pfnMonitorFromPoint = GetProcAddress(hUser32,"MonitorFromPoint")) &&
- (*(FARPROC*)&g_pfnEnumDisplayMonitors = GetProcAddress(hUser32,"EnumDisplayMonitors")) &&
- #ifdef UNICODE
- (*(FARPROC*)&g_pfnGetMonitorInfo = GetProcAddress(hUser32,"GetMonitorInfoW")) &&
- (*(FARPROC*)&g_pfnEnumDisplayDevices = GetProcAddress(hUser32,"EnumDisplayDevicesW")) &&
- #else
- (*(FARPROC*)&g_pfnGetMonitorInfo = GetProcAddress(hUser32,"GetMonitorInfoA")) &&
- (*(FARPROC*)&g_pfnEnumDisplayDevices = GetProcAddress(hUser32,"EnumDisplayDevicesA")) &&
- #endif
- (GetSystemMetrics(SM_CXVIRTUALSCREEN) >= GetSystemMetrics(SM_CXSCREEN)) &&
- (GetSystemMetrics(SM_CYVIRTUALSCREEN) >= GetSystemMetrics(SM_CYSCREEN)) )
- {
- fInitDone = TRUE;
- return TRUE;
- }
- else
- {
- g_pfnGetSystemMetrics = NULL;
- g_pfnMonitorFromWindow = NULL;
- g_pfnMonitorFromRect = NULL;
- g_pfnMonitorFromPoint = NULL;
- g_pfnGetMonitorInfo = NULL;
- g_pfnEnumDisplayMonitors = NULL;
- g_pfnEnumDisplayDevices = NULL;
-
- fInitDone = TRUE;
- return FALSE;
- }
- }
-
- //---------------------------------------------------------------------------
- //
- // "stubbed" implementations of Monitor APIs that work with the primary // display
- //
- //---------------------------------------------------------------------------
-
- int WINAPI
- xGetSystemMetrics(int nIndex)
- {
- if (InitMultipleMonitorStubs())
- return g_pfnGetSystemMetrics(nIndex);
-
- switch (nIndex)
- {
- case SM_CMONITORS:
- case SM_SAMEDISPLAYFORMAT:
- return 1;
-
- case SM_XVIRTUALSCREEN:
- case SM_YVIRTUALSCREEN:
- return 0;
-
- case SM_CXVIRTUALSCREEN:
- nIndex = SM_CXSCREEN;
- break;
-
- case SM_CYVIRTUALSCREEN:
- nIndex = SM_CYSCREEN;
- break;
- }
-
- return GetSystemMetrics(nIndex);
- }
-
- #define xPRIMARY_MONITOR ((HMONITOR)0x42)
-
- HMONITOR WINAPI
- xMonitorFromRect(LPCRECT lprcScreenCoords,
- UINT uFlags)
- {
- if (InitMultipleMonitorStubs())
- return g_pfnMonitorFromRect(lprcScreenCoords, uFlags);
-
- if ((uFlags & (MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST)) ||
- ((lprcScreenCoords->right > 0) &&
- (lprcScreenCoords->bottom > 0) &&
- (lprcScreenCoords->left < GetSystemMetrics(SM_CXSCREEN)) &&
- (lprcScreenCoords->top < GetSystemMetrics(SM_CYSCREEN))))
- {
- return xPRIMARY_MONITOR;
- }
-
- return NULL;
- }
-
- HMONITOR WINAPI
- xMonitorFromWindow(HWND hWnd,
- UINT uFlags)
- {
- RECT rc;
-
- if (InitMultipleMonitorStubs())
- return g_pfnMonitorFromWindow(hWnd, uFlags);
-
- if (uFlags & (MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST))
- return xPRIMARY_MONITOR;
-
- if (GetWindowRect(hWnd, &rc))
- return xMonitorFromRect(&rc, uFlags);
-
- return NULL;
- }
-
- HMONITOR WINAPI
- xMonitorFromPoint(POINT ptScreenCoords,
- UINT uFlags)
- {
- if (InitMultipleMonitorStubs())
- return g_pfnMonitorFromPoint(ptScreenCoords, uFlags);
-
- if ((uFlags & (MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST)) ||
- ((ptScreenCoords.x >= 0) &&
- (ptScreenCoords.x < GetSystemMetrics(SM_CXSCREEN)) &&
- (ptScreenCoords.y >= 0) &&
- (ptScreenCoords.y < GetSystemMetrics(SM_CYSCREEN))))
- {
- return xPRIMARY_MONITOR;
- }
-
- return NULL;
- }
-
- BOOL WINAPI
- xGetMonitorInfo(HMONITOR hMonitor,
- LPMONITORINFO lpMonitorInfo)
- {
- RECT rcWork;
-
- if (InitMultipleMonitorStubs())
- return g_pfnGetMonitorInfo(hMonitor, lpMonitorInfo);
-
- if ((hMonitor == xPRIMARY_MONITOR) && lpMonitorInfo &&
- (lpMonitorInfo->cbSize >= sizeof(MONITORINFO)) &&
- SystemParametersInfo(SPI_GETWORKAREA, 0, &rcWork, 0))
- {
- lpMonitorInfo->rcMonitor.left = 0;
- lpMonitorInfo->rcMonitor.top = 0;
- lpMonitorInfo->rcMonitor.right = GetSystemMetrics(SM_CXSCREEN);
- lpMonitorInfo->rcMonitor.bottom = GetSystemMetrics(SM_CYSCREEN);
- lpMonitorInfo->rcWork = rcWork;
- lpMonitorInfo->dwFlags = MONITORINFOF_PRIMARY;
-
- if (lpMonitorInfo->cbSize >= sizeof(MONITORINFOEX))
- lstrcpy(((MONITORINFOEX*)lpMonitorInfo)->szDevice,
- TEXT("DISPLAY"));
-
- return TRUE;
- }
-
- return FALSE;
- }
-
- BOOL WINAPI
- xEnumDisplayMonitors(HDC hdc,
- LPCRECT lprcIntersect,
- MONITORENUMPROC lpfnEnumProc,
- LPARAM lData)
- {
- RECT rcCallback, rcLimit;
-
- if (InitMultipleMonitorStubs())
- return g_pfnEnumDisplayMonitors(hdc, lprcIntersect, lpfnEnumProc, lData);
-
- if (!lpfnEnumProc)
- return FALSE;
-
- rcLimit.left = 0;
- rcLimit.top = 0;
- rcLimit.right = GetSystemMetrics(SM_CXSCREEN);
- rcLimit.bottom = GetSystemMetrics(SM_CYSCREEN);
-
- if (hdc)
- {
- RECT rcClip;
- HWND hWnd;
-
- if ((hWnd = WindowFromDC(hdc)) == NULL)
- return FALSE;
-
- switch (GetClipBox(hdc, &rcClip))
- {
- default:
- MapWindowPoints(NULL, hWnd, (LPPOINT)&rcLimit, 2);
- if (IntersectRect(&rcCallback, &rcClip, &rcLimit))
- break;
- //fall thru
- case NULLREGION:
- return TRUE;
- case ERROR:
- return FALSE;
- }
-
- rcLimit = rcCallback;
- }
-
- if (!lprcIntersect || IntersectRect(&rcCallback, lprcIntersect, &rcLimit))
- {
- lpfnEnumProc(xPRIMARY_MONITOR, hdc, &rcCallback, lData);
- }
-
- return TRUE;
- }
-
- BOOL WINAPI
- xEnumDisplayDevices(LPVOID lpReserved,
- int iDeviceNum,
- DISPLAY_DEVICE * pDisplayDevice,
- DWORD dwFlags)
- {
- if (InitMultipleMonitorStubs())
- return g_pfnEnumDisplayDevices(lpReserved, iDeviceNum, pDisplayDevice, dwFlags);
-
- return FALSE;
- }
+//---------------------------------------------------------------------------
+//
+// Implement the API stubs.
+//
+//---------------------------------------------------------------------------
+
+int ( WINAPI* g_pfnGetSystemMetrics )( int );
+HMONITOR ( WINAPI* g_pfnMonitorFromWindow )( HWND, BOOL );
+HMONITOR ( WINAPI* g_pfnMonitorFromRect )( LPCRECT, BOOL );
+HMONITOR ( WINAPI* g_pfnMonitorFromPoint )( POINT, BOOL );
+BOOL ( WINAPI* g_pfnGetMonitorInfo )( HMONITOR, LPMONITORINFO );
+BOOL ( WINAPI* g_pfnEnumDisplayMonitors )( HDC, LPCRECT, MONITORENUMPROC, LPARAM );
+BOOL ( WINAPI *g_pfnEnumDisplayDevices )( LPVOID, int, DISPLAY_DEVICE *, DWORD );
+
+BOOL InitMultipleMonitorStubs( void ){
+ HMODULE hUser32;
+ static BOOL fInitDone;
+
+ if ( fInitDone ) {
+ return g_pfnGetMonitorInfo != NULL;
+ }
+
+ if ( ( hUser32 = GetModuleHandle( TEXT( "USER32" ) ) ) &&
+ ( *(FARPROC*)&g_pfnGetSystemMetrics = GetProcAddress( hUser32,"GetSystemMetrics" ) ) &&
+ ( *(FARPROC*)&g_pfnMonitorFromWindow = GetProcAddress( hUser32,"MonitorFromWindow" ) ) &&
+ ( *(FARPROC*)&g_pfnMonitorFromRect = GetProcAddress( hUser32,"MonitorFromRect" ) ) &&
+ ( *(FARPROC*)&g_pfnMonitorFromPoint = GetProcAddress( hUser32,"MonitorFromPoint" ) ) &&
+ ( *(FARPROC*)&g_pfnEnumDisplayMonitors = GetProcAddress( hUser32,"EnumDisplayMonitors" ) ) &&
+ #ifdef UNICODE
+ ( *(FARPROC*)&g_pfnGetMonitorInfo = GetProcAddress( hUser32,"GetMonitorInfoW" ) ) &&
+ ( *(FARPROC*)&g_pfnEnumDisplayDevices = GetProcAddress( hUser32,"EnumDisplayDevicesW" ) ) &&
+ #else
+ ( *(FARPROC*)&g_pfnGetMonitorInfo = GetProcAddress( hUser32,"GetMonitorInfoA" ) ) &&
+ ( *(FARPROC*)&g_pfnEnumDisplayDevices = GetProcAddress( hUser32,"EnumDisplayDevicesA" ) ) &&
+ #endif
+ ( GetSystemMetrics( SM_CXVIRTUALSCREEN ) >= GetSystemMetrics( SM_CXSCREEN ) ) &&
+ ( GetSystemMetrics( SM_CYVIRTUALSCREEN ) >= GetSystemMetrics( SM_CYSCREEN ) ) ) {
+ fInitDone = TRUE;
+ return TRUE;
+ }
+ else
+ {
+ g_pfnGetSystemMetrics = NULL;
+ g_pfnMonitorFromWindow = NULL;
+ g_pfnMonitorFromRect = NULL;
+ g_pfnMonitorFromPoint = NULL;
+ g_pfnGetMonitorInfo = NULL;
+ g_pfnEnumDisplayMonitors = NULL;
+ g_pfnEnumDisplayDevices = NULL;
+
+ fInitDone = TRUE;
+ return FALSE;
+ }
+}
+
+//---------------------------------------------------------------------------
+//
+// "stubbed" implementations of Monitor APIs that work with the primary // display
+//
+//---------------------------------------------------------------------------
+
+int WINAPI
+xGetSystemMetrics( int nIndex ){
+ if ( InitMultipleMonitorStubs() ) {
+ return g_pfnGetSystemMetrics( nIndex );
+ }
+
+ switch ( nIndex )
+ {
+ case SM_CMONITORS:
+ case SM_SAMEDISPLAYFORMAT:
+ return 1;
+
+ case SM_XVIRTUALSCREEN:
+ case SM_YVIRTUALSCREEN:
+ return 0;
+
+ case SM_CXVIRTUALSCREEN:
+ nIndex = SM_CXSCREEN;
+ break;
+
+ case SM_CYVIRTUALSCREEN:
+ nIndex = SM_CYSCREEN;
+ break;
+ }
+
+ return GetSystemMetrics( nIndex );
+}
+
+ #define xPRIMARY_MONITOR ( (HMONITOR)0x42 )
+
+HMONITOR WINAPI
+xMonitorFromRect( LPCRECT lprcScreenCoords,
+ UINT uFlags ){
+ if ( InitMultipleMonitorStubs() ) {
+ return g_pfnMonitorFromRect( lprcScreenCoords, uFlags );
+ }
+
+ if ( ( uFlags & ( MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST ) ) ||
+ ( ( lprcScreenCoords->right > 0 ) &&
+ ( lprcScreenCoords->bottom > 0 ) &&
+ ( lprcScreenCoords->left < GetSystemMetrics( SM_CXSCREEN ) ) &&
+ ( lprcScreenCoords->top < GetSystemMetrics( SM_CYSCREEN ) ) ) ) {
+ return xPRIMARY_MONITOR;
+ }
+
+ return NULL;
+}
+
+HMONITOR WINAPI
+xMonitorFromWindow( HWND hWnd,
+ UINT uFlags ){
+ RECT rc;
+
+ if ( InitMultipleMonitorStubs() ) {
+ return g_pfnMonitorFromWindow( hWnd, uFlags );
+ }
+
+ if ( uFlags & ( MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST ) ) {
+ return xPRIMARY_MONITOR;
+ }
+
+ if ( GetWindowRect( hWnd, &rc ) ) {
+ return xMonitorFromRect( &rc, uFlags );
+ }
+
+ return NULL;
+}
+
+HMONITOR WINAPI
+xMonitorFromPoint( POINT ptScreenCoords,
+ UINT uFlags ){
+ if ( InitMultipleMonitorStubs() ) {
+ return g_pfnMonitorFromPoint( ptScreenCoords, uFlags );
+ }
+
+ if ( ( uFlags & ( MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST ) ) ||
+ ( ( ptScreenCoords.x >= 0 ) &&
+ ( ptScreenCoords.x < GetSystemMetrics( SM_CXSCREEN ) ) &&
+ ( ptScreenCoords.y >= 0 ) &&
+ ( ptScreenCoords.y < GetSystemMetrics( SM_CYSCREEN ) ) ) ) {
+ return xPRIMARY_MONITOR;
+ }
+
+ return NULL;
+}
+
+BOOL WINAPI
+xGetMonitorInfo( HMONITOR hMonitor,
+ LPMONITORINFO lpMonitorInfo ){
+ RECT rcWork;
+
+ if ( InitMultipleMonitorStubs() ) {
+ return g_pfnGetMonitorInfo( hMonitor, lpMonitorInfo );
+ }
+
+ if ( ( hMonitor == xPRIMARY_MONITOR ) && lpMonitorInfo &&
+ ( lpMonitorInfo->cbSize >= sizeof( MONITORINFO ) ) &&
+ SystemParametersInfo( SPI_GETWORKAREA, 0, &rcWork, 0 ) ) {
+ lpMonitorInfo->rcMonitor.left = 0;
+ lpMonitorInfo->rcMonitor.top = 0;
+ lpMonitorInfo->rcMonitor.right = GetSystemMetrics( SM_CXSCREEN );
+ lpMonitorInfo->rcMonitor.bottom = GetSystemMetrics( SM_CYSCREEN );
+ lpMonitorInfo->rcWork = rcWork;
+ lpMonitorInfo->dwFlags = MONITORINFOF_PRIMARY;
+
+ if ( lpMonitorInfo->cbSize >= sizeof( MONITORINFOEX ) ) {
+ lstrcpy( ( (MONITORINFOEX*)lpMonitorInfo )->szDevice,
+ TEXT( "DISPLAY" ) );
+ }
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+BOOL WINAPI
+xEnumDisplayMonitors( HDC hdc,
+ LPCRECT lprcIntersect,
+ MONITORENUMPROC lpfnEnumProc,
+ LPARAM lData ){
+ RECT rcCallback, rcLimit;
+
+ if ( InitMultipleMonitorStubs() ) {
+ return g_pfnEnumDisplayMonitors( hdc, lprcIntersect, lpfnEnumProc, lData );
+ }
+
+ if ( !lpfnEnumProc ) {
+ return FALSE;
+ }
+
+ rcLimit.left = 0;
+ rcLimit.top = 0;
+ rcLimit.right = GetSystemMetrics( SM_CXSCREEN );
+ rcLimit.bottom = GetSystemMetrics( SM_CYSCREEN );
+
+ if ( hdc ) {
+ RECT rcClip;
+ HWND hWnd;
+
+ if ( ( hWnd = WindowFromDC( hdc ) ) == NULL ) {
+ return FALSE;
+ }
+
+ switch ( GetClipBox( hdc, &rcClip ) )
+ {
+ default:
+ MapWindowPoints( NULL, hWnd, (LPPOINT)&rcLimit, 2 );
+ if ( IntersectRect( &rcCallback, &rcClip, &rcLimit ) ) {
+ break;
+ }
+ //fall thru
+ case NULLREGION:
+ return TRUE;
+ case ERROR:
+ return FALSE;
+ }
+
+ rcLimit = rcCallback;
+ }
+
+ if ( !lprcIntersect || IntersectRect( &rcCallback, lprcIntersect, &rcLimit ) ) {
+ lpfnEnumProc( xPRIMARY_MONITOR, hdc, &rcCallback, lData );
+ }
+
+ return TRUE;
+}
+
+BOOL WINAPI
+xEnumDisplayDevices( LPVOID lpReserved,
+ int iDeviceNum,
+ DISPLAY_DEVICE * pDisplayDevice,
+ DWORD dwFlags ){
+ if ( InitMultipleMonitorStubs() ) {
+ return g_pfnEnumDisplayDevices( lpReserved, iDeviceNum, pDisplayDevice, dwFlags );
+ }
+
+ return FALSE;
+}
#undef xPRIMARY_MONITOR
#undef COMPILE_MULTIMON_STUBS
#else // COMPILE_MULTIMON_STUBS
- extern int WINAPI xGetSystemMetrics(int);
- extern HMONITOR WINAPI xMonitorFromWindow(HWND, UINT);
- extern HMONITOR WINAPI xMonitorFromRect(LPCRECT, UINT);
- extern HMONITOR WINAPI xMonitorFromPoint(POINT, UINT);
- extern BOOL WINAPI xGetMonitorInfo(HMONITOR, LPMONITORINFO);
- extern BOOL WINAPI xEnumDisplayMonitors(HDC, LPCRECT, MONITORENUMPROC, LPARAM);
- extern BOOL WINAPI xEnumDisplayDevices(LPVOID, int, DISPLAY_DEVICE *, DWORD);
+extern int WINAPI xGetSystemMetrics( int );
+extern HMONITOR WINAPI xMonitorFromWindow( HWND, UINT );
+extern HMONITOR WINAPI xMonitorFromRect( LPCRECT, UINT );
+extern HMONITOR WINAPI xMonitorFromPoint( POINT, UINT );
+extern BOOL WINAPI xGetMonitorInfo( HMONITOR, LPMONITORINFO );
+extern BOOL WINAPI xEnumDisplayMonitors( HDC, LPCRECT, MONITORENUMPROC, LPARAM );
+extern BOOL WINAPI xEnumDisplayDevices( LPVOID, int, DISPLAY_DEVICE *, DWORD );
#endif // COMPILE_MULTIMON_STUBS