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#include <winapifamily.h>
#pragma region Desktop Family #if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
#ifdef __cplusplus extern "C" { #endif
#ifndef SM_CMONITORS
#define SM_XVIRTUALSCREEN 76 #define SM_YVIRTUALSCREEN 77 #define SM_CXVIRTUALSCREEN 78 #define SM_CYVIRTUALSCREEN 79 #define SM_CMONITORS 80 #define SM_SAMEDISPLAYFORMAT 81
#if !defined(HMONITOR_DECLARED) && (WINVER < 0x0500) DECLARE_HANDLE(HMONITOR); #define HMONITOR_DECLARED #endif
#define MONITOR_DEFAULTTONULL 0x00000000 #define MONITOR_DEFAULTTOPRIMARY 0x00000001 #define MONITOR_DEFAULTTONEAREST 0x00000002
#define MONITORINFOF_PRIMARY 0x00000001
typedef struct tagMONITORINFO { DWORD cbSize; RECT rcMonitor; RECT rcWork; DWORD dwFlags; } MONITORINFO, *LPMONITORINFO;
#ifndef CCHDEVICENAME #define CCHDEVICENAME 32 #endif
#ifdef __cplusplus typedef struct tagMONITORINFOEXA : public tagMONITORINFO { CHAR szDevice[CCHDEVICENAME]; } MONITORINFOEXA, *LPMONITORINFOEXA; typedef struct tagMONITORINFOEXW : public tagMONITORINFO { WCHAR szDevice[CCHDEVICENAME]; } MONITORINFOEXW, *LPMONITORINFOEXW; #ifdef UNICODE typedef MONITORINFOEXW MONITORINFOEX; typedef LPMONITORINFOEXW LPMONITORINFOEX; #else typedef MONITORINFOEXA MONITORINFOEX; typedef LPMONITORINFOEXA LPMONITORINFOEX; #endif #else typedef struct tagMONITORINFOEXA { MONITORINFO; CHAR szDevice[CCHDEVICENAME]; } MONITORINFOEXA, *LPMONITORINFOEXA; typedef struct tagMONITORINFOEXW { MONITORINFO; WCHAR szDevice[CCHDEVICENAME]; } MONITORINFOEXW, *LPMONITORINFOEXW; #ifdef UNICODE typedef MONITORINFOEXW MONITORINFOEX; typedef LPMONITORINFOEXW LPMONITORINFOEX; #else typedef MONITORINFOEXA MONITORINFOEX; typedef LPMONITORINFOEXA LPMONITORINFOEX; #endif #endif
typedef BOOL (CALLBACK* MONITORENUMPROC)(HMONITOR, HDC, LPRECT, LPARAM);
#ifndef DISPLAY_DEVICE_ATTACHED_TO_DESKTOP typedef struct _DISPLAY_DEVICEA { DWORD cb; CHAR DeviceName[32]; CHAR DeviceString[128]; DWORD StateFlags; CHAR DeviceID[128]; CHAR DeviceKey[128]; } DISPLAY_DEVICEA, *PDISPLAY_DEVICEA, *LPDISPLAY_DEVICEA; typedef struct _DISPLAY_DEVICEW { DWORD cb; WCHAR DeviceName[32]; WCHAR DeviceString[128]; DWORD StateFlags; WCHAR DeviceID[128]; WCHAR DeviceKey[128]; } DISPLAY_DEVICEW, *PDISPLAY_DEVICEW, *LPDISPLAY_DEVICEW; #ifdef UNICODE typedef DISPLAY_DEVICEW DISPLAY_DEVICE; typedef PDISPLAY_DEVICEW PDISPLAY_DEVICE; typedef LPDISPLAY_DEVICEW LPDISPLAY_DEVICE; #else typedef DISPLAY_DEVICEA DISPLAY_DEVICE; typedef PDISPLAY_DEVICEA PDISPLAY_DEVICE; typedef LPDISPLAY_DEVICEA LPDISPLAY_DEVICE; #endif
#define DISPLAY_DEVICE_ATTACHED_TO_DESKTOP 0x00000001 #define DISPLAY_DEVICE_MULTI_DRIVER 0x00000002 #define DISPLAY_DEVICE_PRIMARY_DEVICE 0x00000004 #define DISPLAY_DEVICE_MIRRORING_DRIVER 0x00000008 #define DISPLAY_DEVICE_VGA_COMPATIBLE 0x00000010 #endif
#endif
#undef GetMonitorInfo #undef GetSystemMetrics #undef MonitorFromWindow #undef MonitorFromRect #undef MonitorFromPoint #undef EnumDisplayMonitors #undef EnumDisplayDevices
#ifdef COMPILE_MULTIMON_STUBS
#ifndef _MULTIMON_USE_SECURE_CRT #if defined(__GOT_SECURE_LIB__) && __GOT_SECURE_LIB__ >= 200402L #define _MULTIMON_USE_SECURE_CRT 1 #else #define _MULTIMON_USE_SECURE_CRT 0 #endif #endif
#ifndef MULTIMON_FNS_DEFINED
int (WINAPI* g_pfnGetSystemMetrics)(int) = NULL; HMONITOR (WINAPI* g_pfnMonitorFromWindow)(HWND, DWORD) = NULL; HMONITOR (WINAPI* g_pfnMonitorFromRect)(LPCRECT, DWORD) = NULL; HMONITOR (WINAPI* g_pfnMonitorFromPoint)(POINT, DWORD) = NULL; BOOL (WINAPI* g_pfnGetMonitorInfo)(HMONITOR, LPMONITORINFO) = NULL; BOOL (WINAPI* g_pfnEnumDisplayMonitors)(HDC, LPCRECT, MONITORENUMPROC, LPARAM) = NULL; BOOL (WINAPI* g_pfnEnumDisplayDevices)(PVOID, DWORD, PDISPLAY_DEVICE,DWORD) = NULL; BOOL g_fMultiMonInitDone = FALSE; BOOL g_fMultimonPlatformNT = FALSE;
#endif
BOOL IsPlatformNT() { OSVERSIONINFOA osvi = {0}; osvi.dwOSVersionInfoSize = sizeof(osvi); GetVersionExA((OSVERSIONINFOA*)&osvi); return (VER_PLATFORM_WIN32_NT == osvi.dwPlatformId); }
BOOL InitMultipleMonitorStubs(void) { HMODULE hUser32; if (g_fMultiMonInitDone) { return g_pfnGetMonitorInfo != NULL; }
g_fMultimonPlatformNT = IsPlatformNT(); hUser32 = GetModuleHandle(TEXT("USER32")); if (hUser32 && (*(FARPROC*)&g_pfnGetSystemMetrics = GetProcAddress(hUser32,"GetSystemMetrics")) != NULL && (*(FARPROC*)&g_pfnMonitorFromWindow = GetProcAddress(hUser32,"MonitorFromWindow")) != NULL && (*(FARPROC*)&g_pfnMonitorFromRect = GetProcAddress(hUser32,"MonitorFromRect")) != NULL && (*(FARPROC*)&g_pfnMonitorFromPoint = GetProcAddress(hUser32,"MonitorFromPoint")) != NULL && (*(FARPROC*)&g_pfnEnumDisplayMonitors = GetProcAddress(hUser32,"EnumDisplayMonitors")) != NULL && #ifdef UNICODE (*(FARPROC*)&g_pfnEnumDisplayDevices = GetProcAddress(hUser32,"EnumDisplayDevicesW")) != NULL && (*(FARPROC*)&g_pfnGetMonitorInfo = g_fMultimonPlatformNT ? GetProcAddress(hUser32,"GetMonitorInfoW") : GetProcAddress(hUser32,"GetMonitorInfoA")) != NULL #else (*(FARPROC*)&g_pfnGetMonitorInfo = GetProcAddress(hUser32,"GetMonitorInfoA")) != NULL && (*(FARPROC*)&g_pfnEnumDisplayDevices = GetProcAddress(hUser32,"EnumDisplayDevicesA")) != NULL #endif ) { g_fMultiMonInitDone = 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;
g_fMultiMonInitDone = TRUE; return FALSE; } }
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)0x12340042)
HMONITOR WINAPI xMonitorFromPoint(POINT ptScreenCoords, DWORD dwFlags) { if (InitMultipleMonitorStubs()) return g_pfnMonitorFromPoint(ptScreenCoords, dwFlags);
if ((dwFlags & (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; }
HMONITOR WINAPI xMonitorFromRect(LPCRECT lprcScreenCoords, DWORD dwFlags) { if (InitMultipleMonitorStubs()) return g_pfnMonitorFromRect(lprcScreenCoords, dwFlags);
if ((dwFlags & (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, DWORD dwFlags) { WINDOWPLACEMENT wp;
if (InitMultipleMonitorStubs()) return g_pfnMonitorFromWindow(hWnd, dwFlags);
if (dwFlags & (MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST)) return xPRIMARY_MONITOR;
if (IsIconic(hWnd) ? GetWindowPlacement(hWnd, &wp) : GetWindowRect(hWnd, &wp.rcNormalPosition)) {
return xMonitorFromRect(&wp.rcNormalPosition, dwFlags); }
return NULL; }
BOOL WINAPI xGetMonitorInfo(HMONITOR hMonitor, _Inout_ LPMONITORINFO lpMonitorInfo) { RECT rcWork;
if (InitMultipleMonitorStubs()) { BOOL f = g_pfnGetMonitorInfo(hMonitor, lpMonitorInfo); #ifdef UNICODE if (f && !g_fMultimonPlatformNT && (lpMonitorInfo->cbSize >= sizeof(MONITORINFOEX))) { MultiByteToWideChar(CP_ACP, 0, (LPSTR)((MONITORINFOEX*)lpMonitorInfo)->szDevice, -1, ((MONITORINFOEX*)lpMonitorInfo)->szDevice, (sizeof(((MONITORINFOEX*)lpMonitorInfo)->szDevice)/sizeof(TCHAR))); } #endif return f; }
if ((hMonitor == xPRIMARY_MONITOR) && lpMonitorInfo && (lpMonitorInfo->cbSize >= sizeof(MONITORINFO)) && SystemParametersInfoA(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)) { #ifdef UNICODE MultiByteToWideChar(CP_ACP, 0, "DISPLAY", -1, ((MONITORINFOEX*)lpMonitorInfo)->szDevice, (sizeof(((MONITORINFOEX*)lpMonitorInfo)->szDevice)/sizeof(TCHAR))); #else #if _MULTIMON_USE_SECURE_CRT strncpy_s(((MONITORINFOEX*)lpMonitorInfo)->szDevice, (sizeof(((MONITORINFOEX*)lpMonitorInfo)->szDevice)/sizeof(TCHAR)), TEXT("DISPLAY"), (sizeof(((MONITORINFOEX*)lpMonitorInfo)->szDevice)/sizeof(TCHAR)) - 1); #else lstrcpyn(((MONITORINFOEX*)lpMonitorInfo)->szDevice, TEXT("DISPLAY"), (sizeof(((MONITORINFOEX*)lpMonitorInfo)->szDevice)/sizeof(TCHAR))); #endif #endif }
return TRUE; }
return FALSE; }
BOOL WINAPI xEnumDisplayMonitors( HDC hdcOptionalForPainting, LPCRECT lprcEnumMonitorsThatIntersect, MONITORENUMPROC lpfnEnumProc, LPARAM dwData) { RECT rcLimit;
if (InitMultipleMonitorStubs()) { return g_pfnEnumDisplayMonitors( hdcOptionalForPainting, lprcEnumMonitorsThatIntersect, lpfnEnumProc, dwData); }
if (!lpfnEnumProc) return FALSE;
rcLimit.left = 0; rcLimit.top = 0; rcLimit.right = GetSystemMetrics(SM_CXSCREEN); rcLimit.bottom = GetSystemMetrics(SM_CYSCREEN);
if (hdcOptionalForPainting) { RECT rcClip; POINT ptOrg;
switch (GetClipBox(hdcOptionalForPainting, &rcClip)) { default: if (!GetDCOrgEx(hdcOptionalForPainting, &ptOrg)) return FALSE;
OffsetRect(&rcLimit, -ptOrg.x, -ptOrg.y); if (IntersectRect(&rcLimit, &rcLimit, &rcClip) && (!lprcEnumMonitorsThatIntersect || IntersectRect(&rcLimit, &rcLimit, lprcEnumMonitorsThatIntersect))) {
break; } case NULLREGION: return TRUE; case ERROR: return FALSE; } } else { if ( lprcEnumMonitorsThatIntersect && !IntersectRect(&rcLimit, &rcLimit, lprcEnumMonitorsThatIntersect)) {
return TRUE; } }
return lpfnEnumProc( xPRIMARY_MONITOR, hdcOptionalForPainting, &rcLimit, dwData); }
BOOL WINAPI xEnumDisplayDevices( PVOID Unused, DWORD iDevNum, _Inout_ PDISPLAY_DEVICE lpDisplayDevice, DWORD dwFlags) { if (InitMultipleMonitorStubs()) return g_pfnEnumDisplayDevices(Unused, iDevNum, lpDisplayDevice, dwFlags);
if (Unused != NULL) return FALSE;
if (iDevNum != 0) return FALSE;
if (lpDisplayDevice == NULL || lpDisplayDevice->cb < sizeof(DISPLAY_DEVICE)) return FALSE;
#ifdef UNICODE MultiByteToWideChar(CP_ACP, 0, "DISPLAY", -1, lpDisplayDevice->DeviceName, (sizeof(lpDisplayDevice->DeviceName)/sizeof(TCHAR))); MultiByteToWideChar(CP_ACP, 0, "DISPLAY", -1, lpDisplayDevice->DeviceString, (sizeof(lpDisplayDevice->DeviceString)/sizeof(TCHAR))); #else #if _MULTIMON_USE_SECURE_CRT strncpy_s((LPTSTR)lpDisplayDevice->DeviceName, (sizeof(lpDisplayDevice->DeviceName)/sizeof(TCHAR)), TEXT("DISPLAY"), (sizeof(lpDisplayDevice->DeviceName)/sizeof(TCHAR)) - 1); strncpy_s((LPTSTR)lpDisplayDevice->DeviceString, (sizeof(lpDisplayDevice->DeviceString)/sizeof(TCHAR)), TEXT("DISPLAY"), (sizeof(lpDisplayDevice->DeviceName)/sizeof(TCHAR)) - 1); #else lstrcpyn((LPTSTR)lpDisplayDevice->DeviceName, TEXT("DISPLAY"), (sizeof(lpDisplayDevice->DeviceName)/sizeof(TCHAR))); lstrcpyn((LPTSTR)lpDisplayDevice->DeviceString, TEXT("DISPLAY"), (sizeof(lpDisplayDevice->DeviceString)/sizeof(TCHAR))); #endif #endif
lpDisplayDevice->StateFlags = DISPLAY_DEVICE_ATTACHED_TO_DESKTOP | DISPLAY_DEVICE_PRIMARY_DEVICE;
return TRUE; }
#undef xPRIMARY_MONITOR #undef COMPILE_MULTIMON_STUBS
#else
extern int WINAPI xGetSystemMetrics(int); extern HMONITOR WINAPI xMonitorFromWindow(HWND, DWORD); extern HMONITOR WINAPI xMonitorFromRect(LPCRECT, DWORD); extern HMONITOR WINAPI xMonitorFromPoint(POINT, DWORD); extern BOOL WINAPI xGetMonitorInfo(HMONITOR, LPMONITORINFO); extern BOOL WINAPI xEnumDisplayMonitors(HDC, LPCRECT, MONITORENUMPROC, LPARAM); extern BOOL WINAPI xEnumDisplayDevices(PVOID, DWORD, PDISPLAY_DEVICE, DWORD);
#endif
#define GetSystemMetrics xGetSystemMetrics #define MonitorFromWindow xMonitorFromWindow #define MonitorFromRect xMonitorFromRect #define MonitorFromPoint xMonitorFromPoint #define GetMonitorInfo xGetMonitorInfo #define EnumDisplayMonitors xEnumDisplayMonitors #define EnumDisplayDevices xEnumDisplayDevices
#ifdef __cplusplus } #endif
#endif #pragma endregion
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