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