/* *Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved. * *Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the *"Software"), to deal in the Software without restriction, including *without limitation the rights to use, copy, modify, merge, publish, *distribute, sublicense, and/or sell copies of the Software, and to *permit persons to whom the Software is furnished to do so, subject to *the following conditions: * *The above copyright notice and this permission notice shall be *included in all copies or substantial portions of the Software. * *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * *Except as contained in this notice, the name of Harold L Hunt II *shall not be used in advertising or otherwise to promote the sale, use *or other dealings in this Software without prior written authorization *from Harold L Hunt II. * * Authors: Harold L Hunt II */ #ifdef HAVE_XWIN_CONFIG_H #include #endif #include "dix/dix_priv.h" #include "win.h" #include "shellapi.h" /* * Local function prototypes */ static Bool winGetWorkArea(RECT * prcWorkArea, winScreenInfo * pScreenInfo); static Bool winAdjustForAutoHide(RECT * prcWorkArea, winScreenInfo * pScreenInfo); /* * Create a full screen window */ Bool winCreateBoundingWindowFullScreen(ScreenPtr pScreen) { winScreenPriv(pScreen); winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; int iX = pScreenInfo->dwInitialX; int iY = pScreenInfo->dwInitialY; int iWidth = pScreenInfo->dwWidth; int iHeight = pScreenInfo->dwHeight; HWND *phwnd = &pScreenPriv->hwndScreen; WNDCLASSEX wc; char szTitle[256]; #if ENABLE_DEBUG winDebug("winCreateBoundingWindowFullScreen\n"); #endif /* Setup our window class */ wc.cbSize = sizeof(WNDCLASSEX); wc.style = CS_HREDRAW | CS_VREDRAW; wc.lpfnWndProc = winWindowProc; wc.cbClsExtra = 0; wc.cbWndExtra = 0; wc.hInstance = g_hInstance; wc.hIcon = pScreenInfo->hIcon; wc.hCursor = 0; wc.hbrBackground = 0; wc.lpszMenuName = NULL; wc.lpszClassName = WINDOW_CLASS; wc.hIconSm = pScreenInfo->hIconSm; RegisterClassEx(&wc); /* Set display and screen-specific tooltip text */ if (g_pszQueryHost != NULL) snprintf(szTitle, sizeof(szTitle), WINDOW_TITLE_XDMCP, g_pszQueryHost, display, (int) pScreenInfo->dwScreen); else snprintf(szTitle, sizeof(szTitle), WINDOW_TITLE, display, (int) pScreenInfo->dwScreen); /* Create the window */ *phwnd = CreateWindowExA(0, /* Extended styles */ WINDOW_CLASS, /* Class name */ szTitle, /* Window name */ WS_POPUP, iX, /* Horizontal position */ iY, /* Vertical position */ iWidth, /* Right edge */ iHeight, /* Bottom edge */ (HWND) NULL, /* No parent or owner window */ (HMENU) NULL, /* No menu */ GetModuleHandle(NULL), /* Instance handle */ pScreenPriv); /* ScreenPrivates */ /* Hide the window */ ShowWindow(*phwnd, SW_SHOWNORMAL); /* Send first paint message */ UpdateWindow(*phwnd); /* Attempt to bring our window to the top of the display */ BringWindowToTop(*phwnd); return TRUE; } /* * Create our primary Windows display window */ Bool winCreateBoundingWindowWindowed(ScreenPtr pScreen) { winScreenPriv(pScreen); winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; int iWidth = pScreenInfo->dwUserWidth; int iHeight = pScreenInfo->dwUserHeight; int iPosX; int iPosY; HWND *phwnd = &pScreenPriv->hwndScreen; WNDCLASSEX wc; RECT rcClient, rcWorkArea; DWORD dwWindowStyle; BOOL fForceShowWindow = FALSE; char szTitle[256]; winDebug("winCreateBoundingWindowWindowed - User w: %d h: %d\n", (int) pScreenInfo->dwUserWidth, (int) pScreenInfo->dwUserHeight); winDebug("winCreateBoundingWindowWindowed - Current w: %d h: %d\n", (int) pScreenInfo->dwWidth, (int) pScreenInfo->dwHeight); /* Set the common window style flags */ dwWindowStyle = WS_OVERLAPPED | WS_SYSMENU | WS_MINIMIZEBOX; /* Decorated or undecorated window */ if (pScreenInfo->fDecoration && !pScreenInfo->fRootless && !pScreenInfo->fMultiWindow ) { /* Try to handle startup via run.exe. run.exe instructs Windows to * hide all created windows. Detect this case and make sure the * window is shown nevertheless */ STARTUPINFO startupInfo; GetStartupInfo(&startupInfo); if (startupInfo.dwFlags & STARTF_USESHOWWINDOW && startupInfo.wShowWindow == SW_HIDE) { fForceShowWindow = TRUE; } dwWindowStyle |= WS_CAPTION; if (pScreenInfo->iResizeMode != resizeNotAllowed) dwWindowStyle |= WS_THICKFRAME | WS_MAXIMIZEBOX; } else dwWindowStyle |= WS_POPUP; /* Setup our window class */ wc.cbSize = sizeof(WNDCLASSEX); wc.style = CS_HREDRAW | CS_VREDRAW; wc.lpfnWndProc = winWindowProc; wc.cbClsExtra = 0; wc.cbWndExtra = 0; wc.hInstance = g_hInstance; wc.hIcon = pScreenInfo->hIcon; wc.hCursor = 0; wc.hbrBackground = (HBRUSH) GetStockObject(WHITE_BRUSH); wc.lpszMenuName = NULL; wc.lpszClassName = WINDOW_CLASS; wc.hIconSm = pScreenInfo->hIconSm; RegisterClassEx(&wc); /* Get size of work area */ winGetWorkArea(&rcWorkArea, pScreenInfo); /* Adjust for auto-hide taskbars */ winAdjustForAutoHide(&rcWorkArea, pScreenInfo); /* Did the user specify a position? */ if (pScreenInfo->fUserGavePosition) { iPosX = pScreenInfo->dwInitialX; iPosY = pScreenInfo->dwInitialY; } else { iPosX = rcWorkArea.left; iPosY = rcWorkArea.top; } /* Clean up the scrollbars flag, if necessary */ if ((!pScreenInfo->fDecoration || pScreenInfo->fRootless || pScreenInfo->fMultiWindow ) && (pScreenInfo->iResizeMode == resizeWithScrollbars)) { /* We cannot have scrollbars if we do not have a window border */ pScreenInfo->iResizeMode = resizeNotAllowed; } /* Did the user specify a height and width? */ if (pScreenInfo->fUserGaveHeightAndWidth) { /* User gave a desired height and width, try to accommodate */ #if ENABLE_DEBUG winDebug("winCreateBoundingWindowWindowed - User gave height " "and width\n"); #endif /* Adjust the window width and height for borders and title bar */ if (pScreenInfo->fDecoration && !pScreenInfo->fRootless && !pScreenInfo->fMultiWindow ) { #if ENABLE_DEBUG winDebug ("winCreateBoundingWindowWindowed - Window has decoration\n"); #endif /* Are we resizable */ if (pScreenInfo->iResizeMode != resizeNotAllowed) { #if ENABLE_DEBUG winDebug ("winCreateBoundingWindowWindowed - Window is resizable\n"); #endif iWidth += 2 * GetSystemMetrics(SM_CXSIZEFRAME); iHeight += 2 * GetSystemMetrics(SM_CYSIZEFRAME) + GetSystemMetrics(SM_CYCAPTION); } else { #if ENABLE_DEBUG winDebug ("winCreateBoundingWindowWindowed - Window is not resizable\n"); #endif iWidth += 2 * GetSystemMetrics(SM_CXFIXEDFRAME); iHeight += 2 * GetSystemMetrics(SM_CYFIXEDFRAME) + GetSystemMetrics(SM_CYCAPTION); } } } else { /* By default, we are creating a window that is as large as possible */ #if ENABLE_DEBUG winDebug("winCreateBoundingWindowWindowed - User did not give " "height and width\n"); #endif /* Defaults are wrong if we have multiple monitors */ if (pScreenInfo->fMultipleMonitors) { iWidth = GetSystemMetrics(SM_CXVIRTUALSCREEN); iHeight = GetSystemMetrics(SM_CYVIRTUALSCREEN); } } /* Make sure window is no bigger than work area */ if (TRUE && !pScreenInfo->fMultiWindow ) { /* Trim window width to fit work area */ if (iWidth > (rcWorkArea.right - rcWorkArea.left)) iWidth = rcWorkArea.right - rcWorkArea.left; /* Trim window height to fit work area */ if (iHeight >= (rcWorkArea.bottom - rcWorkArea.top)) iHeight = rcWorkArea.bottom - rcWorkArea.top; #if ENABLE_DEBUG winDebug("winCreateBoundingWindowWindowed - Adjusted width: %d " "height: %d\n", iWidth, iHeight); #endif } /* Set display and screen-specific tooltip text */ if (g_pszQueryHost != NULL) snprintf(szTitle, sizeof(szTitle), WINDOW_TITLE_XDMCP, g_pszQueryHost, display, (int) pScreenInfo->dwScreen); else snprintf(szTitle, sizeof(szTitle), WINDOW_TITLE, display, (int) pScreenInfo->dwScreen); /* Create the window */ *phwnd = CreateWindowExA(0, /* Extended styles */ WINDOW_CLASS, /* Class name */ szTitle, /* Window name */ dwWindowStyle, iPosX, /* Horizontal position */ iPosY, /* Vertical position */ iWidth, /* Right edge */ iHeight, /* Bottom edge */ (HWND) NULL, /* No parent or owner window */ (HMENU) NULL, /* No menu */ GetModuleHandle(NULL), /* Instance handle */ pScreenPriv); /* ScreenPrivates */ if (*phwnd == NULL) { ErrorF("winCreateBoundingWindowWindowed - CreateWindowEx () failed\n"); return FALSE; } #if ENABLE_DEBUG winDebug("winCreateBoundingWindowWindowed - CreateWindowEx () returned\n"); #endif if (fForceShowWindow) { ErrorF ("winCreateBoundingWindowWindowed - Setting normal windowstyle\n"); ShowWindow(*phwnd, SW_SHOW); } /* Get the client area coordinates */ if (!GetClientRect(*phwnd, &rcClient)) { ErrorF("winCreateBoundingWindowWindowed - GetClientRect () " "failed\n"); return FALSE; } winDebug("winCreateBoundingWindowWindowed - WindowClient " "w %d h %d r %d l %d b %d t %d\n", (int)(rcClient.right - rcClient.left), (int)(rcClient.bottom - rcClient.top), (int)rcClient.right, (int)rcClient.left, (int)rcClient.bottom, (int)rcClient.top); /* We adjust the visual size if the user did not specify it */ if (! ((pScreenInfo->iResizeMode == resizeWithScrollbars) && pScreenInfo->fUserGaveHeightAndWidth)) { /* * User did not give a height and width with scrollbars enabled, * so we will resize the underlying visual to be as large as * the initial view port (page size). This way scrollbars will * not appear until the user shrinks the window, if they ever do. * * NOTE: We have to store the viewport size here because * the user may have an autohide taskbar, which would * cause the viewport size to be one less in one dimension * than the viewport size that we calculated by subtracting * the size of the borders and caption. */ pScreenInfo->dwWidth = rcClient.right - rcClient.left; pScreenInfo->dwHeight = rcClient.bottom - rcClient.top; } #if 0 /* * NOTE: For the uninitiated, the page size is the number of pixels * that we can display in the x or y direction at a time and the * range is the total number of pixels in the x or y direction that we * have available to display. In other words, the page size is the * size of the window area minus the space the caption, borders, and * scrollbars (if any) occupy, and the range is the size of the * underlying X visual. Notice that, contrary to what some of the * MSDN Library arcticles lead you to believe, the windows * ``client area'' size does not include the scrollbars. In other words, * the whole client area size that is reported to you is drawable by * you; you do not have to subtract the size of the scrollbars from * the client area size, and if you did it would result in the size * of the scrollbars being double counted. */ /* Setup scrollbar page and range, if scrollbars are enabled */ if (pScreenInfo->fScrollbars) { SCROLLINFO si; /* Initialize the scrollbar info structure */ si.cbSize = sizeof(si); si.fMask = SIF_RANGE | SIF_PAGE; si.nMin = 0; /* Setup the width range and page size */ si.nMax = pScreenInfo->dwWidth - 1; si.nPage = rcClient.right - rcClient.left; winDebug("winCreateBoundingWindowWindowed - HORZ nMax: %d nPage :%d\n", si.nMax, si.nPage); SetScrollInfo(*phwnd, SB_HORZ, &si, TRUE); /* Setup the height range and page size */ si.nMax = pScreenInfo->dwHeight - 1; si.nPage = rcClient.bottom - rcClient.top; winDebug("winCreateBoundingWindowWindowed - VERT nMax: %d nPage :%d\n", si.nMax, si.nPage); SetScrollInfo(*phwnd, SB_VERT, &si, TRUE); } #endif /* Show the window */ if (FALSE || pScreenInfo->fMultiWindow ) { pScreenPriv->fRootWindowShown = FALSE; ShowWindow(*phwnd, SW_HIDE); } else ShowWindow(*phwnd, SW_SHOWNORMAL); if (!UpdateWindow(*phwnd)) { ErrorF("winCreateBoundingWindowWindowed - UpdateWindow () failed\n"); return FALSE; } /* Attempt to bring our window to the top of the display */ if (TRUE && !pScreenInfo->fRootless && !pScreenInfo->fMultiWindow ) { if (!BringWindowToTop(*phwnd)) { ErrorF("winCreateBoundingWindowWindowed - BringWindowToTop () " "failed\n"); return FALSE; } } winDebug("winCreateBoundingWindowWindowed - Returning\n"); return TRUE; } /* * Find the work area of all attached monitors */ static Bool winGetWorkArea(RECT * prcWorkArea, winScreenInfo * pScreenInfo) { int iPrimaryWidth, iPrimaryHeight; int iWidth, iHeight; int iLeft, iTop; int iPrimaryNonWorkAreaWidth, iPrimaryNonWorkAreaHeight; /* Use GetMonitorInfo to get work area for monitor */ if (!pScreenInfo->fMultipleMonitors) { MONITORINFO mi; mi.cbSize = sizeof(MONITORINFO); if (GetMonitorInfo(pScreenInfo->hMonitor, &mi)) { *prcWorkArea = mi.rcWork; winDebug("winGetWorkArea - Monitor %d WorkArea: %d %d %d %d\n", pScreenInfo->iMonitor, (int) prcWorkArea->top, (int) prcWorkArea->left, (int) prcWorkArea->bottom, (int) prcWorkArea->right); } else { ErrorF("winGetWorkArea - GetMonitorInfo() failed for monitor %d\n", pScreenInfo->iMonitor); } /* Bail out here if we aren't using multiple monitors */ return TRUE; } /* SPI_GETWORKAREA only gets the work area of the primary screen. */ SystemParametersInfo(SPI_GETWORKAREA, 0, prcWorkArea, 0); winDebug("winGetWorkArea - Primary Monitor WorkArea: %d %d %d %d\n", (int) prcWorkArea->top, (int) prcWorkArea->left, (int) prcWorkArea->bottom, (int) prcWorkArea->right); /* Get size of full virtual screen */ iWidth = GetSystemMetrics(SM_CXVIRTUALSCREEN); iHeight = GetSystemMetrics(SM_CYVIRTUALSCREEN); winDebug("winGetWorkArea - Virtual screen is %d x %d\n", iWidth, iHeight); /* Get origin of full virtual screen */ iLeft = GetSystemMetrics(SM_XVIRTUALSCREEN); iTop = GetSystemMetrics(SM_YVIRTUALSCREEN); winDebug("winGetWorkArea - Virtual screen origin is %d, %d\n", iLeft, iTop); /* Get size of primary screen */ iPrimaryWidth = GetSystemMetrics(SM_CXSCREEN); iPrimaryHeight = GetSystemMetrics(SM_CYSCREEN); winDebug("winGetWorkArea - Primary screen is %d x %d\n", iPrimaryWidth, iPrimaryHeight); /* Work out how much of the primary screen we aren't using */ iPrimaryNonWorkAreaWidth = iPrimaryWidth - (prcWorkArea->right - prcWorkArea->left); iPrimaryNonWorkAreaHeight = iPrimaryHeight - (prcWorkArea->bottom - prcWorkArea->top); /* Update the rectangle to include all monitors */ if (iLeft < 0) { prcWorkArea->left = iLeft; } if (iTop < 0) { prcWorkArea->top = iTop; } prcWorkArea->right = prcWorkArea->left + iWidth - iPrimaryNonWorkAreaWidth; prcWorkArea->bottom = prcWorkArea->top + iHeight - iPrimaryNonWorkAreaHeight; winDebug("winGetWorkArea - Adjusted WorkArea for multiple " "monitors: %d %d %d %d\n", (int) prcWorkArea->top, (int) prcWorkArea->left, (int) prcWorkArea->bottom, (int) prcWorkArea->right); return TRUE; } static Bool winTaskbarOnScreenEdge(unsigned int uEdge, winScreenInfo * pScreenInfo) { APPBARDATA abd = (APPBARDATA) { .cbSize = sizeof(APPBARDATA), .uEdge = uEdge }; HWND hwndAutoHide = (HWND) SHAppBarMessage(ABM_GETAUTOHIDEBAR, &abd); if (hwndAutoHide != NULL) { /* Found an autohide taskbar on that edge, but is it on the same monitor as the screen window? */ if (pScreenInfo->fMultipleMonitors || (MonitorFromWindow(hwndAutoHide, MONITOR_DEFAULTTONULL) == pScreenInfo->hMonitor)) return TRUE; } return FALSE; } /* * Adjust the client area so that any auto-hide toolbars * will work correctly. */ static Bool winAdjustForAutoHide(RECT * prcWorkArea, winScreenInfo * pScreenInfo) { APPBARDATA abd = (APPBARDATA) { .cbSize = sizeof(APPBARDATA) }; winDebug("winAdjustForAutoHide - Original WorkArea: %d %d %d %d\n", (int) prcWorkArea->top, (int) prcWorkArea->left, (int) prcWorkArea->bottom, (int) prcWorkArea->right); /* Find out if the Windows taskbar is set to auto-hide */ if (SHAppBarMessage(ABM_GETSTATE, &abd) & ABS_AUTOHIDE) winDebug("winAdjustForAutoHide - Taskbar is auto hide\n"); /* Despite the forgoing, we are checking for any AppBar hiding along a monitor edge, not just the Windows TaskBar. */ /* Look for a TOP auto-hide taskbar */ if (winTaskbarOnScreenEdge(ABE_TOP, pScreenInfo)) { winDebug("winAdjustForAutoHide - Found TOP auto-hide taskbar\n"); prcWorkArea->top += 1; } /* Look for a LEFT auto-hide taskbar */ if (winTaskbarOnScreenEdge(ABE_LEFT, pScreenInfo)) { winDebug("winAdjustForAutoHide - Found LEFT auto-hide taskbar\n"); prcWorkArea->left += 1; } /* Look for a BOTTOM auto-hide taskbar */ if (winTaskbarOnScreenEdge(ABE_BOTTOM, pScreenInfo)) { winDebug("winAdjustForAutoHide - Found BOTTOM auto-hide taskbar\n"); prcWorkArea->bottom -= 1; } /* Look for a RIGHT auto-hide taskbar */ if (winTaskbarOnScreenEdge(ABE_RIGHT, pScreenInfo)) { winDebug("winAdjustForAutoHide - Found RIGHT auto-hide taskbar\n"); prcWorkArea->right -= 1; } winDebug("winAdjustForAutoHide - Adjusted WorkArea: %d %d %d %d\n", (int) prcWorkArea->top, (int) prcWorkArea->left, (int) prcWorkArea->bottom, (int) prcWorkArea->right); return TRUE; }