| /* |
| * Multimonitor APIs |
| * |
| * Copyright 1998 Turchanov Sergey |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #include <stdarg.h> |
| #include <string.h> |
| #include "windef.h" |
| #include "winbase.h" |
| #include "wingdi.h" |
| #include "winuser.h" |
| #include "wine/unicode.h" |
| |
| /**********************************************************************/ |
| |
| #define xPRIMARY_MONITOR ((HMONITOR)0x12340042) |
| |
| /*********************************************************************** |
| * MonitorFromPoint (USER32.@) |
| */ |
| HMONITOR WINAPI MonitorFromPoint(POINT ptScreenCoords, DWORD 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; |
| } |
| |
| /*********************************************************************** |
| * MonitorFromRect (USER32.@) |
| */ |
| HMONITOR WINAPI MonitorFromRect(LPRECT lprcScreenCoords, DWORD 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; |
| } |
| |
| /*********************************************************************** |
| * MonitorFromWindow (USER32.@) |
| */ |
| HMONITOR WINAPI MonitorFromWindow(HWND hWnd, DWORD dwFlags) |
| { |
| WINDOWPLACEMENT wp; |
| |
| if (dwFlags & (MONITOR_DEFAULTTOPRIMARY | MONITOR_DEFAULTTONEAREST)) |
| return xPRIMARY_MONITOR; |
| |
| if (IsIconic(hWnd) ? |
| GetWindowPlacement(hWnd, &wp) : |
| GetWindowRect(hWnd, &wp.rcNormalPosition)) { |
| |
| return MonitorFromRect(&wp.rcNormalPosition, dwFlags); |
| } |
| |
| return NULL; |
| } |
| |
| /*********************************************************************** |
| * GetMonitorInfoA (USER32.@) |
| */ |
| BOOL WINAPI GetMonitorInfoA(HMONITOR hMonitor, LPMONITORINFO lpMonitorInfo) |
| { |
| RECT rcWork; |
| |
| if ((hMonitor == xPRIMARY_MONITOR) && |
| lpMonitorInfo && |
| (lpMonitorInfo->cbSize >= sizeof(MONITORINFO)) && |
| SystemParametersInfoA(SPI_GETWORKAREA, 0, &rcWork, 0)) |
| { |
| SetRect( &lpMonitorInfo->rcMonitor, 0, 0, |
| GetSystemMetrics(SM_CXSCREEN), |
| GetSystemMetrics(SM_CYSCREEN) ); |
| lpMonitorInfo->rcWork = rcWork; |
| lpMonitorInfo->dwFlags = MONITORINFOF_PRIMARY; |
| |
| if (lpMonitorInfo->cbSize >= sizeof(MONITORINFOEXA)) |
| strcpy(((MONITORINFOEXA*)lpMonitorInfo)->szDevice, "DISPLAY"); |
| |
| return TRUE; |
| } |
| |
| return FALSE; |
| } |
| |
| /*********************************************************************** |
| * GetMonitorInfoW (USER32.@) |
| */ |
| BOOL WINAPI GetMonitorInfoW(HMONITOR hMonitor, LPMONITORINFO lpMonitorInfo) |
| { |
| static const WCHAR displayW[] = {'D','I','S','P','L','A','Y',0}; |
| RECT rcWork; |
| |
| if ((hMonitor == xPRIMARY_MONITOR) && |
| lpMonitorInfo && |
| (lpMonitorInfo->cbSize >= sizeof(MONITORINFO)) && |
| SystemParametersInfoW(SPI_GETWORKAREA, 0, &rcWork, 0)) |
| { |
| SetRect( &lpMonitorInfo->rcMonitor, 0, 0, |
| GetSystemMetrics(SM_CXSCREEN), |
| GetSystemMetrics(SM_CYSCREEN) ); |
| lpMonitorInfo->rcWork = rcWork; |
| lpMonitorInfo->dwFlags = MONITORINFOF_PRIMARY; |
| |
| if (lpMonitorInfo->cbSize >= sizeof(MONITORINFOEXW)) |
| strcpyW(((MONITORINFOEXW*)lpMonitorInfo)->szDevice, displayW); |
| |
| return TRUE; |
| } |
| |
| return FALSE; |
| } |
| |
| /*********************************************************************** |
| * EnumDisplayMonitors (USER32.@) |
| */ |
| BOOL WINAPI EnumDisplayMonitors( |
| HDC hdcOptionalForPainting, |
| LPRECT lprcEnumMonitorsThatIntersect, |
| MONITORENUMPROC lpfnEnumProc, |
| LPARAM dwData) |
| { |
| RECT rcLimit; |
| SetRect( &rcLimit, 0, 0, GetSystemMetrics(SM_CXSCREEN), |
| GetSystemMetrics(SM_CYSCREEN) ); |
| |
| if (!lpfnEnumProc) |
| return FALSE; |
| |
| 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; |
| } |
| /* fall through */ |
| case NULLREGION: |
| return TRUE; |
| case ERROR: |
| return FALSE; |
| } |
| } else { |
| if ( lprcEnumMonitorsThatIntersect && |
| !IntersectRect(&rcLimit, &rcLimit, lprcEnumMonitorsThatIntersect)) { |
| |
| return TRUE; |
| } |
| } |
| |
| return lpfnEnumProc( |
| xPRIMARY_MONITOR, |
| hdcOptionalForPainting, |
| &rcLimit, |
| dwData); |
| } |