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/** |
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* This file is part of the mingw-w64 runtime package. |
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* No warranty is given; refer to the file DISCLAIMER within this package. |
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*/ |
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|
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#include <winapifamily.h> |
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|
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#if WINAPI_FAMILY_PARTITION (WINAPI_PARTITION_DESKTOP) |
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|
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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|
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#ifndef SM_CMONITORS |
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|
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#define SM_XVIRTUALSCREEN 76 |
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#define SM_YVIRTUALSCREEN 77 |
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#define SM_CXVIRTUALSCREEN 78 |
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#define SM_CYVIRTUALSCREEN 79 |
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#define SM_CMONITORS 80 |
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#define SM_SAMEDISPLAYFORMAT 81 |
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|
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#define MONITOR_DEFAULTTONULL 0x00000000 |
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#define MONITOR_DEFAULTTOPRIMARY 0x00000001 |
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#define MONITOR_DEFAULTTONEAREST 0x00000002 |
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|
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#define MONITORINFOF_PRIMARY 0x00000001 |
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|
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typedef struct tagMONITORINFO { |
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DWORD cbSize; |
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RECT rcMonitor; |
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RECT rcWork; |
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DWORD dwFlags; |
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} MONITORINFO,*LPMONITORINFO; |
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|
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#ifndef CCHDEVICENAME |
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#define CCHDEVICENAME 32 |
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#endif |
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|
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#ifdef __cplusplus |
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typedef struct tagMONITORINFOEXA : public tagMONITORINFO { |
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CHAR szDevice[CCHDEVICENAME]; |
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} MONITORINFOEXA,*LPMONITORINFOEXA; |
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|
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typedef struct tagMONITORINFOEXW : public tagMONITORINFO { |
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WCHAR szDevice[CCHDEVICENAME]; |
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} MONITORINFOEXW,*LPMONITORINFOEXW; |
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#else |
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typedef struct tagMONITORINFOEXA { |
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__C89_NAMELESS struct { |
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DWORD cbSize; |
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RECT rcMonitor; |
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RECT rcWork; |
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DWORD dwFlags; |
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}; /* MONITORINFO */; |
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CHAR szDevice[CCHDEVICENAME]; |
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} MONITORINFOEXA,*LPMONITORINFOEXA; |
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|
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typedef struct tagMONITORINFOEXW { |
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__C89_NAMELESS struct { |
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DWORD cbSize; |
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RECT rcMonitor; |
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RECT rcWork; |
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DWORD dwFlags; |
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}; /* MONITORINFO */; |
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WCHAR szDevice[CCHDEVICENAME]; |
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} MONITORINFOEXW,*LPMONITORINFOEXW; |
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#endif |
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__MINGW_TYPEDEF_AW(MONITORINFOEX) |
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__MINGW_TYPEDEF_AW(LPMONITORINFOEX) |
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|
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typedef WINBOOL (CALLBACK *MONITORENUMPROC)(HMONITOR, HDC, LPRECT, LPARAM); |
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|
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#ifndef DISPLAY_DEVICE_ATTACHED_TO_DESKTOP |
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typedef struct _DISPLAY_DEVICEA { |
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DWORD cb; |
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CHAR DeviceName[32]; |
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CHAR DeviceString[128]; |
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DWORD StateFlags; |
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CHAR DeviceID[128]; |
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CHAR DeviceKey[128]; |
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} DISPLAY_DEVICEA,*PDISPLAY_DEVICEA,*LPDISPLAY_DEVICEA; |
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|
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typedef struct _DISPLAY_DEVICEW { |
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DWORD cb; |
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WCHAR DeviceName[32]; |
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WCHAR DeviceString[128]; |
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DWORD StateFlags; |
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WCHAR DeviceID[128]; |
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WCHAR DeviceKey[128]; |
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} DISPLAY_DEVICEW,*PDISPLAY_DEVICEW,*LPDISPLAY_DEVICEW; |
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|
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__MINGW_TYPEDEF_AW(DISPLAY_DEVICE) |
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__MINGW_TYPEDEF_AW(PDISPLAY_DEVICE) |
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__MINGW_TYPEDEF_AW(LPDISPLAY_DEVICE) |
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|
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#define DISPLAY_DEVICE_ATTACHED_TO_DESKTOP 0x00000001 |
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#define DISPLAY_DEVICE_MULTI_DRIVER 0x00000002 |
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#define DISPLAY_DEVICE_PRIMARY_DEVICE 0x00000004 |
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#define DISPLAY_DEVICE_MIRRORING_DRIVER 0x00000008 |
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#define DISPLAY_DEVICE_VGA_COMPATIBLE 0x00000010 |
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#endif |
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#endif |
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|
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#undef GetMonitorInfo |
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#undef GetSystemMetrics |
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#undef MonitorFromWindow |
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#undef MonitorFromRect |
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#undef MonitorFromPoint |
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#undef EnumDisplayMonitors |
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#undef EnumDisplayDevices |
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|
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#ifdef COMPILE_MULTIMON_STUBS |
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|
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#ifndef MULTIMON_FNS_DEFINED |
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int (WINAPI *g_pfnGetSystemMetrics)(int) = NULL; |
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HMONITOR (WINAPI *g_pfnMonitorFromWindow)(HWND, DWORD) = NULL; |
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HMONITOR (WINAPI *g_pfnMonitorFromRect)(LPCRECT, DWORD) = NULL; |
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HMONITOR (WINAPI *g_pfnMonitorFromPoint)(POINT, DWORD) = NULL; |
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WINBOOL (WINAPI *g_pfnGetMonitorInfo)(HMONITOR, LPMONITORINFO) = NULL; |
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WINBOOL (WINAPI *g_pfnEnumDisplayMonitors)(HDC, LPCRECT, MONITORENUMPROC, LPARAM) = NULL; |
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WINBOOL (WINAPI *g_pfnEnumDisplayDevices)(PVOID, DWORD, PDISPLAY_DEVICE, DWORD) = NULL; |
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WINBOOL g_fMultiMonInitDone = FALSE; |
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WINBOOL g_fMultimonPlatformNT = FALSE; |
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#endif |
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|
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WINBOOL IsPlatformNT() { |
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OSVERSIONINFOA oi = { 0 }; |
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|
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oi.dwOSVersionInfoSize = sizeof (oi); |
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GetVersionExA ((OSVERSIONINFOA *) &oi); |
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return (oi.dwPlatformId == VER_PLATFORM_WIN32_NT); |
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} |
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|
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WINBOOL InitMultipleMonitorStubs(void) { |
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HMODULE h; |
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|
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if (g_fMultiMonInitDone) |
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return g_pfnGetMonitorInfo != NULL; |
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|
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g_fMultimonPlatformNT = IsPlatformNT (); |
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h = GetModuleHandle (TEXT ("USER32")); |
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|
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if (h |
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&& (*((FARPROC *) &g_pfnGetSystemMetrics) = GetProcAddress (h, "GetSystemMetrics")) != NULL |
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&& (*((FARPROC *) &g_pfnMonitorFromWindow) = GetProcAddress (h, "MonitorFromWindow")) != NULL |
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&& (*((FARPROC *) &g_pfnMonitorFromRect) = GetProcAddress (h, "MonitorFromRect")) != NULL |
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&& (*((FARPROC *) &g_pfnMonitorFromPoint) = GetProcAddress (h, "MonitorFromPoint")) != NULL |
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&& (*((FARPROC *) &g_pfnEnumDisplayMonitors) = GetProcAddress (h, "EnumDisplayMonitors")) != NULL |
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#ifdef UNICODE |
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&& (*((FARPROC *) &g_pfnEnumDisplayDevices) = GetProcAddress (h, "EnumDisplayDevicesW")) != NULL |
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&& (*((FARPROC *) &g_pfnGetMonitorInfo) = (g_fMultimonPlatformNT ? GetProcAddress (h, "GetMonitorInfoW") : GetProcAddress (h, "GetMonitorInfoA"))) != NULL |
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#else |
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&& (*((FARPROC *) &g_pfnGetMonitorInfo) = GetProcAddress (h, "GetMonitorInfoA")) != NULL |
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&& (*((FARPROC *) &g_pfnEnumDisplayDevices) = GetProcAddress (h, "EnumDisplayDevicesA")) != NULL |
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#endif |
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) { |
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g_fMultiMonInitDone = TRUE; |
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return TRUE; |
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} |
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|
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g_pfnGetSystemMetrics = NULL; |
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g_pfnMonitorFromWindow = NULL; |
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g_pfnMonitorFromRect = NULL; |
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g_pfnMonitorFromPoint = NULL; |
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g_pfnGetMonitorInfo = NULL; |
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g_pfnEnumDisplayMonitors = NULL; |
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g_pfnEnumDisplayDevices = NULL; |
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g_fMultiMonInitDone = TRUE; |
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return FALSE; |
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} |
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|
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int WINAPI xGetSystemMetrics(int n) { |
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if (InitMultipleMonitorStubs ()) |
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return g_pfnGetSystemMetrics (n); |
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|
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switch (n) { |
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case SM_CMONITORS: |
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case SM_SAMEDISPLAYFORMAT: |
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return 1; |
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case SM_XVIRTUALSCREEN: |
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case SM_YVIRTUALSCREEN: |
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return 0; |
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case SM_CXVIRTUALSCREEN: |
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return GetSystemMetrics (SM_CXSCREEN); |
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case SM_CYVIRTUALSCREEN: |
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return GetSystemMetrics (SM_CYSCREEN); |
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default: |
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break; |
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} |
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|
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return GetSystemMetrics (n); |
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} |
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|
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#define xPRIMARY_MONITOR ((HMONITOR)0x12340042) |
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|
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HMONITOR WINAPI xMonitorFromPoint (POINT pt, DWORD flags) { |
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if (InitMultipleMonitorStubs ()) |
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return g_pfnMonitorFromPoint (pt, flags); |
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|
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if ((flags & (MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST)) != 0 |
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|| (pt.x >= 0 && pt.y >= 0 && pt.x < GetSystemMetrics (SM_CXSCREEN) && pt.y < GetSystemMetrics (SM_CYSCREEN))) |
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return xPRIMARY_MONITOR; |
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|
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return NULL; |
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} |
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|
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HMONITOR WINAPI xMonitorFromRect (LPCRECT pr, DWORD flags) { |
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if (InitMultipleMonitorStubs ()) |
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return g_pfnMonitorFromRect (pr, flags); |
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|
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if ((flags & (MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST)) != 0 |
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|| (pr->right > 0 && pr->bottom > 0 && pr->left < GetSystemMetrics (SM_CXSCREEN) && pr->top < GetSystemMetrics (SM_CYSCREEN))) |
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return xPRIMARY_MONITOR; |
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|
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return NULL; |
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} |
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|
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HMONITOR WINAPI xMonitorFromWindow (HWND hw, DWORD flags) { |
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WINDOWPLACEMENT wp; |
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|
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if (InitMultipleMonitorStubs ()) |
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return g_pfnMonitorFromWindow (hw, flags); |
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|
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if ((flags & (MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST)) != 0) |
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return xPRIMARY_MONITOR; |
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|
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if ((IsIconic (hw) ? GetWindowPlacement (hw, &wp) : GetWindowRect (hw, &wp.rcNormalPosition)) != 0) |
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return xMonitorFromRect (&wp.rcNormalPosition, flags); |
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|
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return NULL; |
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} |
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|
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WINBOOL WINAPI xGetMonitorInfo (HMONITOR hmon, LPMONITORINFO pmi) { |
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RECT r; |
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WINBOOL f; |
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union { LPMONITORINFO mi; LPMONITORINFOEX ex; } c; |
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|
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c.mi = pmi; |
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if (InitMultipleMonitorStubs ()) { |
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f = g_pfnGetMonitorInfo (hmon, pmi); |
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#ifdef UNICODE |
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if (f && !g_fMultimonPlatformNT && pmi->cbSize >= sizeof (MONITORINFOEX)) |
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MultiByteToWideChar (CP_ACP, 0, (LPSTR) c.ex->szDevice, -1, c.ex->szDevice, (sizeof (c.ex->szDevice) / 2)); |
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#endif |
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return f; |
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} |
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|
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if ((hmon == xPRIMARY_MONITOR) && pmi &&(pmi->cbSize >= sizeof (MONITORINFO)) && SystemParametersInfoA (SPI_GETWORKAREA, 0,&r, 0)) { |
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pmi->rcMonitor.left = 0; |
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pmi->rcMonitor.top = 0; |
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pmi->rcMonitor.right = GetSystemMetrics (SM_CXSCREEN); |
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pmi->rcMonitor.bottom = GetSystemMetrics (SM_CYSCREEN); |
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pmi->rcWork = r; |
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pmi->dwFlags = MONITORINFOF_PRIMARY; |
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if (pmi->cbSize >= sizeof (MONITORINFOEX)) { |
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#ifdef UNICODE |
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MultiByteToWideChar (CP_ACP, 0, "DISPLAY", -1, c.ex->szDevice, (sizeof (c.ex->szDevice) / 2)); |
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#else |
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lstrcpyn (c.ex->szDevice, "DISPLAY", sizeof (c.ex->szDevice)); |
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#endif |
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} |
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|
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return TRUE; |
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} |
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|
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return FALSE; |
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} |
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|
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WINBOOL WINAPI xEnumDisplayMonitors (HDC hdcOptionalForPainting, LPCRECT lprcEnumMonitorsThatIntersect, MONITORENUMPROC lpfnEnumProc, LPARAM dwData) { |
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RECT rcLimit, rcClip; |
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POINT ptOrg; |
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|
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if (InitMultipleMonitorStubs ()) |
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return g_pfnEnumDisplayMonitors (hdcOptionalForPainting, lprcEnumMonitorsThatIntersect, lpfnEnumProc, dwData); |
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|
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if (!lpfnEnumProc) |
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return FALSE; |
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|
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rcLimit.left = rcLimit.top = 0; |
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rcLimit.right = GetSystemMetrics (SM_CXSCREEN); |
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rcLimit.bottom = GetSystemMetrics (SM_CYSCREEN); |
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|
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if (hdcOptionalForPainting) { |
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switch (GetClipBox (hdcOptionalForPainting,&rcClip)) { |
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default: |
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if (!GetDCOrgEx (hdcOptionalForPainting,&ptOrg)) |
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return FALSE; |
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|
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OffsetRect (&rcLimit, -ptOrg.x, -ptOrg.y); |
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|
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if (IntersectRect (&rcLimit, &rcLimit, &rcClip) |
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&& (!lprcEnumMonitorsThatIntersect || IntersectRect (&rcLimit, &rcLimit, lprcEnumMonitorsThatIntersect))) |
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break; |
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|
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case NULLREGION: |
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return TRUE; |
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case ERROR: |
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return FALSE; |
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} |
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} else if (lprcEnumMonitorsThatIntersect && !IntersectRect (&rcLimit, &rcLimit, lprcEnumMonitorsThatIntersect)) |
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return TRUE; |
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|
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return lpfnEnumProc (xPRIMARY_MONITOR, hdcOptionalForPainting, &rcLimit, dwData); |
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} |
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|
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WINBOOL WINAPI xEnumDisplayDevices (PVOID Unused, DWORD iDevNum, PDISPLAY_DEVICE lpDisplayDevice, DWORD flags) { |
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if (InitMultipleMonitorStubs ()) |
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return g_pfnEnumDisplayDevices (Unused, iDevNum, lpDisplayDevice, flags); |
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if (Unused || iDevNum || lpDisplayDevice == NULL || lpDisplayDevice->cb < sizeof (DISPLAY_DEVICE)) |
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return FALSE; |
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#ifdef UNICODE |
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MultiByteToWideChar (CP_ACP, 0, "DISPLAY", -1, lpDisplayDevice->DeviceName, (sizeof (lpDisplayDevice->DeviceName) / 2)); |
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MultiByteToWideChar (CP_ACP, 0, "DISPLAY", -1, lpDisplayDevice->DeviceString, (sizeof (lpDisplayDevice->DeviceString) / 2)); |
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#else |
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lstrcpyn ((LPTSTR)lpDisplayDevice->DeviceName, "DISPLAY", sizeof (lpDisplayDevice->DeviceName)); |
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lstrcpyn ((LPTSTR)lpDisplayDevice->DeviceString, "DISPLAY", sizeof (lpDisplayDevice->DeviceString)); |
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#endif |
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lpDisplayDevice->StateFlags = DISPLAY_DEVICE_ATTACHED_TO_DESKTOP | DISPLAY_DEVICE_PRIMARY_DEVICE; |
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|
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return TRUE; |
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} |
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|
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#undef xPRIMARY_MONITOR |
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#undef COMPILE_MULTIMON_STUBS |
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#else |
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extern int WINAPI xGetSystemMetrics (int); |
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extern HMONITOR WINAPI xMonitorFromWindow (HWND, DWORD); |
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extern HMONITOR WINAPI xMonitorFromRect (LPCRECT, DWORD); |
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extern HMONITOR WINAPI xMonitorFromPoint (POINT, DWORD); |
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extern WINBOOL WINAPI xGetMonitorInfo (HMONITOR, LPMONITORINFO); |
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extern WINBOOL WINAPI xEnumDisplayMonitors (HDC, LPCRECT, MONITORENUMPROC, LPARAM); |
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extern WINBOOL WINAPI xEnumDisplayDevices (PVOID, DWORD, PDISPLAY_DEVICE, DWORD); |
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#endif |
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|
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#define GetSystemMetrics xGetSystemMetrics |
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#define MonitorFromWindow xMonitorFromWindow |
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#define MonitorFromRect xMonitorFromRect |
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#define MonitorFromPoint xMonitorFromPoint |
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#define GetMonitorInfo xGetMonitorInfo |
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#define EnumDisplayMonitors xEnumDisplayMonitors |
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#define EnumDisplayDevices xEnumDisplayDevices |
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|
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#ifdef __cplusplus |
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} |
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#endif |
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|
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#endif |
