diff options
Diffstat (limited to 'xorg-server/hw/xwin/winmultiwindowwndproc.c')
| -rw-r--r-- | xorg-server/hw/xwin/winmultiwindowwndproc.c | 2075 |
1 files changed, 1033 insertions, 1042 deletions
diff --git a/xorg-server/hw/xwin/winmultiwindowwndproc.c b/xorg-server/hw/xwin/winmultiwindowwndproc.c index 3ddb071e4..5a1fcd6f5 100644 --- a/xorg-server/hw/xwin/winmultiwindowwndproc.c +++ b/xorg-server/hw/xwin/winmultiwindowwndproc.c @@ -1,1042 +1,1033 @@ -/* - *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved. - *Copyright (C) Colin Harrison 2005-2008 - * - *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 THE XFREE86 PROJECT 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 the XFree86 Project - *shall not be used in advertising or otherwise to promote the sale, use - *or other dealings in this Software without prior written authorization - *from the XFree86 Project. - * - * Authors: Kensuke Matsuzaki - * Earle F. Philhower, III - * Harold L Hunt II - * Colin Harrison - */ - -#ifdef HAVE_XWIN_CONFIG_H -#include <xwin-config.h> -#endif -#include "win.h" -#include "dixevents.h" -#include "winmultiwindowclass.h" -#include "winprefs.h" -#include "winmsg.h" -#include "inputstr.h" - -#ifdef XKB -#ifndef XKB_IN_SERVER -#define XKB_IN_SERVER -#endif -#include <xkbsrv.h> -#endif - -/* - * External global variables - */ - -extern Bool g_fCursor; -extern Bool g_fKeyboardHookLL; -extern Bool g_fSoftwareCursor; -extern Bool g_fButton[3]; - -extern void winUpdateWindowPosition (HWND hWnd, Bool reshape, HWND *zstyle); - - -/* - * Local globals - */ - -static UINT_PTR g_uipMousePollingTimerID = 0; - - -/* - * Constant defines - */ - -#define WIN_MULTIWINDOW_SHAPE YES - - -/* - * ConstrainSize - Taken from TWM sources - Respects hints for sizing - */ -#define makemult(a,b) ((b==1) ? (a) : (((int)((a)/(b))) * (b)) ) -static void -ConstrainSize (WinXSizeHints hints, int *widthp, int *heightp) -{ - int minWidth, minHeight, maxWidth, maxHeight, xinc, yinc, delta; - int baseWidth, baseHeight; - int dwidth = *widthp, dheight = *heightp; - - if (hints.flags & PMinSize) - { - minWidth = hints.min_width; - minHeight = hints.min_height; - } - else if (hints.flags & PBaseSize) - { - minWidth = hints.base_width; - minHeight = hints.base_height; - } - else - minWidth = minHeight = 1; - - if (hints.flags & PBaseSize) - { - baseWidth = hints.base_width; - baseHeight = hints.base_height; - } - else if (hints.flags & PMinSize) - { - baseWidth = hints.min_width; - baseHeight = hints.min_height; - } - else - baseWidth = baseHeight = 0; - - if (hints.flags & PMaxSize) - { - maxWidth = hints.max_width; - maxHeight = hints.max_height; - } - else - { - maxWidth = MAXINT; - maxHeight = MAXINT; - } - - if (hints.flags & PResizeInc) - { - xinc = hints.width_inc; - yinc = hints.height_inc; - } - else - xinc = yinc = 1; - - /* - * First, clamp to min and max values - */ - if (dwidth < minWidth) - dwidth = minWidth; - if (dheight < minHeight) - dheight = minHeight; - - if (dwidth > maxWidth) - dwidth = maxWidth; - if (dheight > maxHeight) - dheight = maxHeight; - - /* - * Second, fit to base + N * inc - */ - dwidth = ((dwidth - baseWidth) / xinc * xinc) + baseWidth; - dheight = ((dheight - baseHeight) / yinc * yinc) + baseHeight; - - /* - * Third, adjust for aspect ratio - */ - - /* - * The math looks like this: - * - * minAspectX dwidth maxAspectX - * ---------- <= ------- <= ---------- - * minAspectY dheight maxAspectY - * - * If that is multiplied out, then the width and height are - * invalid in the following situations: - * - * minAspectX * dheight > minAspectY * dwidth - * maxAspectX * dheight < maxAspectY * dwidth - * - */ - - if (hints.flags & PAspect) - { - if (hints.min_aspect.x * dheight > hints.min_aspect.y * dwidth) - { - delta = makemult(hints.min_aspect.x * dheight / hints.min_aspect.y - dwidth, xinc); - if (dwidth + delta <= maxWidth) - dwidth += delta; - else - { - delta = makemult(dheight - dwidth*hints.min_aspect.y/hints.min_aspect.x, yinc); - if (dheight - delta >= minHeight) - dheight -= delta; - } - } - - if (hints.max_aspect.x * dheight < hints.max_aspect.y * dwidth) - { - delta = makemult(dwidth * hints.max_aspect.y / hints.max_aspect.x - dheight, yinc); - if (dheight + delta <= maxHeight) - dheight += delta; - else - { - delta = makemult(dwidth - hints.max_aspect.x*dheight/hints.max_aspect.y, xinc); - if (dwidth - delta >= minWidth) - dwidth -= delta; - } - } - } - - /* Return computed values */ - *widthp = dwidth; - *heightp = dheight; -} -#undef makemult - - - -/* - * ValidateSizing - Ensures size request respects hints - */ -static int -ValidateSizing (HWND hwnd, WindowPtr pWin, - WPARAM wParam, LPARAM lParam) -{ - WinXSizeHints sizeHints; - RECT *rect; - int iWidth, iHeight; - RECT rcClient, rcWindow; - int iBorderWidthX, iBorderWidthY; - - /* Invalid input checking */ - if (pWin==NULL || lParam==0) - return FALSE; - - /* No size hints, no checking */ - if (!winMultiWindowGetWMNormalHints (pWin, &sizeHints)) - return FALSE; - - /* Avoid divide-by-zero */ - if (sizeHints.flags & PResizeInc) - { - if (sizeHints.width_inc == 0) sizeHints.width_inc = 1; - if (sizeHints.height_inc == 0) sizeHints.height_inc = 1; - } - - rect = (RECT*)lParam; - - iWidth = rect->right - rect->left; - iHeight = rect->bottom - rect->top; - - /* Now remove size of any borders and title bar */ - GetClientRect(hwnd, &rcClient); - GetWindowRect(hwnd, &rcWindow); - iBorderWidthX = (rcWindow.right - rcWindow.left) - (rcClient.right - rcClient.left); - iBorderWidthY = (rcWindow.bottom - rcWindow.top) - (rcClient.bottom - rcClient.top); - iWidth -= iBorderWidthX; - iHeight -= iBorderWidthY; - - /* Constrain the size to legal values */ - ConstrainSize (sizeHints, &iWidth, &iHeight); - - /* Add back the size of borders and title bar */ - iWidth += iBorderWidthX; - iHeight += iBorderWidthY; - - /* Adjust size according to where we're dragging from */ - switch(wParam) { - case WMSZ_TOP: - case WMSZ_TOPRIGHT: - case WMSZ_BOTTOM: - case WMSZ_BOTTOMRIGHT: - case WMSZ_RIGHT: - rect->right = rect->left + iWidth; - break; - default: - rect->left = rect->right - iWidth; - break; - } - switch(wParam) { - case WMSZ_BOTTOM: - case WMSZ_BOTTOMRIGHT: - case WMSZ_BOTTOMLEFT: - case WMSZ_RIGHT: - case WMSZ_LEFT: - rect->bottom = rect->top + iHeight; - break; - default: - rect->top = rect->bottom - iHeight; - break; - } - return TRUE; -} - -extern Bool winInDestroyWindowsWindow; -static Bool winInRaiseWindow = FALSE; -static void winRaiseWindow(WindowPtr pWin) -{ - if (!winInDestroyWindowsWindow && !winInRaiseWindow) - { - BOOL oldstate = winInRaiseWindow; - XID vlist[1] = { 0 }; - winInRaiseWindow = TRUE; - /* Call configure window directly to make sure it gets processed - * in time - */ - ConfigureWindow(pWin, CWStackMode, vlist, serverClient); - winInRaiseWindow = oldstate; - } -} - -static -void winStartMousePolling(winPrivScreenPtr s_pScreenPriv) -{ - /* - * Timer to poll mouse position. This is needed to make - * programs like xeyes follow the mouse properly when the - * mouse pointer is outside of any X window. - */ - if (g_uipMousePollingTimerID == 0) - g_uipMousePollingTimerID = SetTimer (s_pScreenPriv->hwndScreen, - WIN_POLLING_MOUSE_TIMER_ID, - MOUSE_POLLING_INTERVAL, - NULL); -} - -/* - * winTopLevelWindowProc - Window procedure for all top-level Windows windows. - */ - -LRESULT CALLBACK -winTopLevelWindowProc (HWND hwnd, UINT message, - WPARAM wParam, LPARAM lParam) -{ - POINT ptMouse; - HDC hdcUpdate; - PAINTSTRUCT ps; - WindowPtr pWin = NULL; - winPrivWinPtr pWinPriv = NULL; - ScreenPtr s_pScreen = NULL; - winPrivScreenPtr s_pScreenPriv = NULL; - winScreenInfo *s_pScreenInfo = NULL; - HWND hwndScreen = NULL; - DrawablePtr pDraw = NULL; - winWMMessageRec wmMsg; - Bool fWMMsgInitialized = FALSE; - static Bool s_fTracking = FALSE; - Bool needRestack = FALSE; - LRESULT ret; - - winDebugWin32Message("winTopLevelWindowProc", hwnd, message, wParam, lParam); - - /* Check if the Windows window property for our X window pointer is valid */ - if ((pWin = GetProp (hwnd, WIN_WINDOW_PROP)) != NULL) - { - /* Our X window pointer is valid */ - - /* Get pointers to the drawable and the screen */ - pDraw = &pWin->drawable; - s_pScreen = pWin->drawable.pScreen; - - /* Get a pointer to our window privates */ - pWinPriv = winGetWindowPriv(pWin); - - /* Get pointers to our screen privates and screen info */ - s_pScreenPriv = pWinPriv->pScreenPriv; - s_pScreenInfo = s_pScreenPriv->pScreenInfo; - - /* Get the handle for our screen-sized window */ - hwndScreen = s_pScreenPriv->hwndScreen; - - /* */ - wmMsg.msg = 0; - wmMsg.hwndWindow = hwnd; - wmMsg.iWindow = (Window)GetProp (hwnd, WIN_WID_PROP); - - wmMsg.iX = pDraw->x; - wmMsg.iY = pDraw->y; - wmMsg.iWidth = pDraw->width; - wmMsg.iHeight = pDraw->height; - - fWMMsgInitialized = TRUE; - - } - - /* Branch on message type */ - switch (message) - { - case WM_CREATE: - - /* */ - SetProp (hwnd, - WIN_WINDOW_PROP, - (HANDLE)((LPCREATESTRUCT) lParam)->lpCreateParams); - - /* */ - SetProp (hwnd, - WIN_WID_PROP, - (HANDLE)winGetWindowID (((LPCREATESTRUCT) lParam)->lpCreateParams)); - - /* - * Make X windows' Z orders sync with Windows windows because - * there can be AlwaysOnTop windows overlapped on the window - * currently being created. - */ - winReorderWindowsMultiWindow (); - - /* Fix a 'round title bar corner background should be transparent not black' problem when first painted */ - { - RECT rWindow; - HRGN hRgnWindow; - GetWindowRect(hwnd, &rWindow); - hRgnWindow = CreateRectRgnIndirect(&rWindow); - SetWindowRgn (hwnd, hRgnWindow, TRUE); - DeleteObject(hRgnWindow); - } - - SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)VCXSRV_SIGNATURE); - - return 0; - - case WM_INIT_SYS_MENU: - /* - * Add whatever the setup file wants to for this window - */ - SetupSysMenu ((unsigned long)hwnd); - return 0; - - case WM_SYSCOMMAND: - /* - * Any window menu items go through here - */ - if (HandleCustomWM_COMMAND ((unsigned long)hwnd, LOWORD(wParam))) - { - /* Don't pass customized menus to DefWindowProc */ - return 0; - } - if (wParam == SC_RESTORE || wParam == SC_MAXIMIZE) - { - WINDOWPLACEMENT wndpl; - wndpl.length = sizeof(wndpl); - if (GetWindowPlacement(hwnd, &wndpl) && wndpl.showCmd == SW_SHOWMINIMIZED) - needRestack = TRUE; - } - break; - - case WM_INITMENU: - /* Checks/Unchecks any menu items before they are displayed */ - HandleCustomWM_INITMENU ((unsigned long)hwnd, wParam); - break; - - case WM_ERASEBKGND: - /* - * Pretend that we did erase the background but we don't care, - * since we repaint the entire region anyhow - * This avoids some flickering when resizing. - */ - return TRUE; - - case WM_PAINT: - /* Only paint if our window handle is valid */ - if (hwndScreen == NULL) - break; - - /* BeginPaint gives us an hdc that clips to the invalidated region */ - hdcUpdate = BeginPaint (hwnd, &ps); - /* Avoid the BitBlt's if the PAINTSTRUCT is bogus */ - if (ps.rcPaint.right==0 && ps.rcPaint.bottom==0 && ps.rcPaint.left==0 && ps.rcPaint.top==0) - { - EndPaint (hwnd, &ps); - return 0; - } - - /* Try to copy from the shadow buffer */ - if (!BitBlt (hdcUpdate, - ps.rcPaint.left, ps.rcPaint.top, - ps.rcPaint.right - ps.rcPaint.left, ps.rcPaint.bottom - ps.rcPaint.top, - s_pScreenPriv->hdcShadow, - ps.rcPaint.left + pWin->drawable.x, ps.rcPaint.top + pWin->drawable.y, - SRCCOPY)) - { - LPVOID lpMsgBuf; - - /* Display a fancy error message */ - FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER | - FORMAT_MESSAGE_FROM_SYSTEM | - FORMAT_MESSAGE_IGNORE_INSERTS, - NULL, - GetLastError (), - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - (LPTSTR) &lpMsgBuf, - 0, NULL); - - ErrorF ("winTopLevelWindowProc - BitBlt failed: %s\n", - (LPSTR)lpMsgBuf); - LocalFree (lpMsgBuf); - } - - /* EndPaint frees the DC */ - EndPaint (hwnd, &ps); - return 0; - - case WM_MOUSEMOVE: - /* Unpack the client area mouse coordinates */ - ptMouse.x = GET_X_LPARAM(lParam); - ptMouse.y = GET_Y_LPARAM(lParam); - - /* Translate the client area mouse coordinates to screen coordinates */ - ClientToScreen (hwnd, &ptMouse); - - /* Screen Coords from (-X, -Y) -> Root Window (0, 0) */ - ptMouse.x -= GetSystemMetrics (SM_XVIRTUALSCREEN); - ptMouse.y -= GetSystemMetrics (SM_YVIRTUALSCREEN); - - /* We can't do anything without privates */ - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - - /* Has the mouse pointer crossed screens? */ - if (s_pScreen != miPointerGetScreen(g_pwinPointer)) - miPointerSetScreen (g_pwinPointer, s_pScreenInfo->dwScreen, - ptMouse.x - s_pScreenInfo->dwXOffset, - ptMouse.y - s_pScreenInfo->dwYOffset); - - /* Are we tracking yet? */ - if (!s_fTracking) - { - TRACKMOUSEEVENT tme; - - /* Setup data structure */ - ZeroMemory (&tme, sizeof (tme)); - tme.cbSize = sizeof (tme); - tme.dwFlags = TME_LEAVE; - tme.hwndTrack = hwnd; - - /* Call the tracking function */ - if (!(*g_fpTrackMouseEvent) (&tme)) - ErrorF ("winTopLevelWindowProc - _TrackMouseEvent failed\n"); - - /* Flag that we are tracking now */ - s_fTracking = TRUE; - } - - /* Hide or show the Windows mouse cursor */ - if (g_fSoftwareCursor && g_fCursor) - { - /* Hide Windows cursor */ - g_fCursor = FALSE; - ShowCursor (FALSE); - } - - /* Kill the timer used to poll mouse events */ - if (g_uipMousePollingTimerID != 0) - { - KillTimer (s_pScreenPriv->hwndScreen, WIN_POLLING_MOUSE_TIMER_ID); - g_uipMousePollingTimerID = 0; - } - - /* Deliver absolute cursor position to X Server */ - winEnqueueMotion(ptMouse.x - s_pScreenInfo->dwXOffset, - ptMouse.y - s_pScreenInfo->dwYOffset); - - return 0; - - case WM_NCMOUSEMOVE: - /* - * We break instead of returning 0 since we need to call - * DefWindowProc to get the mouse cursor changes - * and min/max/close button highlighting in Windows XP. - * The Platform SDK says that you should return 0 if you - * process this message, but it fails to mention that you - * will give up any default functionality if you do return 0. - */ - - /* We can't do anything without privates */ - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - - /* Non-client mouse movement, show Windows cursor */ - if (g_fSoftwareCursor && !g_fCursor) - { - g_fCursor = TRUE; - ShowCursor (TRUE); - } - - winStartMousePolling(s_pScreenPriv); - - break; - - case WM_MOUSELEAVE: - /* Mouse has left our client area */ - - /* Flag that we are no longer tracking */ - s_fTracking = FALSE; - - /* Show the mouse cursor, if necessary */ - if (g_fSoftwareCursor && !g_fCursor) - { - g_fCursor = TRUE; - ShowCursor (TRUE); - } - - winStartMousePolling(s_pScreenPriv); - - return 0; - - case WM_LBUTTONDBLCLK: - case WM_LBUTTONDOWN: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - g_fButton[0] = TRUE; - SetCapture(hwnd); - return winMouseButtonsHandle (s_pScreen, ButtonPress, Button1, wParam); - - case WM_LBUTTONUP: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - g_fButton[0] = FALSE; - ReleaseCapture(); - winStartMousePolling(s_pScreenPriv); - return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button1, wParam); - - case WM_MBUTTONDBLCLK: - case WM_MBUTTONDOWN: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - g_fButton[1] = TRUE; - SetCapture(hwnd); - return winMouseButtonsHandle (s_pScreen, ButtonPress, Button2, wParam); - - case WM_MBUTTONUP: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - g_fButton[1] = FALSE; - ReleaseCapture(); - winStartMousePolling(s_pScreenPriv); - return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button2, wParam); - - case WM_RBUTTONDBLCLK: - case WM_RBUTTONDOWN: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - g_fButton[2] = TRUE; - SetCapture(hwnd); - return winMouseButtonsHandle (s_pScreen, ButtonPress, Button3, wParam); - - case WM_RBUTTONUP: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - g_fButton[2] = FALSE; - ReleaseCapture(); - winStartMousePolling(s_pScreenPriv); - return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button3, wParam); - - case WM_XBUTTONDBLCLK: - case WM_XBUTTONDOWN: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - SetCapture(hwnd); - return winMouseButtonsHandle (s_pScreen, ButtonPress, HIWORD(wParam) + 5, wParam); - - case WM_XBUTTONUP: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - ReleaseCapture(); - winStartMousePolling(s_pScreenPriv); - return winMouseButtonsHandle (s_pScreen, ButtonRelease, HIWORD(wParam) + 5, wParam); - - case WM_MOUSEWHEEL: - if (SendMessage(hwnd, WM_NCHITTEST, 0, MAKELONG(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam))) == HTCLIENT) - { - /* Pass the message to the root window */ - SendMessage (hwndScreen, message, wParam, lParam); - return 0; - } - else break; - - case WM_SETFOCUS: - if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput) - break; - - { - /* Get the parent window for transient handling */ - HWND hParent = GetParent(hwnd); - if (hParent && IsIconic(hParent)) ShowWindow (hParent, SW_RESTORE); - } - - winRestoreModeKeyStates (); - - /* Add the keyboard hook if possible */ - if (g_fKeyboardHookLL) - g_fKeyboardHookLL = winInstallKeyboardHookLL (); - return 0; - - case WM_KILLFOCUS: - /* Pop any pressed keys since we are losing keyboard focus */ - winKeybdReleaseKeys (); - - /* Remove our keyboard hook if it is installed */ - winRemoveKeyboardHookLL (); - if (!wParam) - /* Revert the X focus as well, but only if the Windows focus is going to another window */ - DeleteWindowFromAnyEvents(pWin, FALSE); - return 0; - - case WM_SYSDEADCHAR: - case WM_DEADCHAR: - /* - * NOTE: We do nothing with WM_*CHAR messages, - * nor does the root window, so we can just toss these messages. - */ - return 0; - - case WM_SYSKEYDOWN: - case WM_KEYDOWN: - - /* - * Don't pass Alt-F4 key combo to root window, - * let Windows translate to WM_CLOSE and close this top-level window. - * - * NOTE: We purposely don't check the fUseWinKillKey setting because - * it should only apply to the key handling for the root window, - * not for top-level window-manager windows. - * - * ALSO NOTE: We do pass Ctrl-Alt-Backspace to the root window - * because that is a key combo that no X app should be expecting to - * receive, since it has historically been used to shutdown the X server. - * Passing Ctrl-Alt-Backspace to the root window preserves that - * behavior, assuming that -unixkill has been passed as a parameter. - */ - if (wParam == VK_F4 && (GetKeyState (VK_MENU) & 0x8000)) - break; - -#ifdef WINDBG - if (wParam == VK_ESCAPE) - { - /* Place for debug: put any tests and dumps here */ - WINDOWPLACEMENT windPlace; - RECT rc; - LPRECT pRect; - - windPlace.length = sizeof (WINDOWPLACEMENT); - GetWindowPlacement (hwnd, &windPlace); - pRect = &windPlace.rcNormalPosition; - winDebug ("\nCYGWINDOWING Dump:\n" - "\tdrawable: (%hd, %hd) - %hdx%hd\n", pDraw->x, - pDraw->y, pDraw->width, pDraw->height); - winDebug ("\twindPlace: (%ld, %ld) - %ldx%ld\n", pRect->left, - pRect->top, pRect->right - pRect->left, - pRect->bottom - pRect->top); - if (GetClientRect (hwnd, &rc)) - { - pRect = &rc; - winDebug ("\tClientRect: (%ld, %ld) - %ldx%ld\n", pRect->left, - pRect->top, pRect->right - pRect->left, - pRect->bottom - pRect->top); - } - if (GetWindowRect (hwnd, &rc)) - { - pRect = &rc; - winDebug ("\tWindowRect: (%ld, %ld) - %ldx%ld\n", pRect->left, - pRect->top, pRect->right - pRect->left, - pRect->bottom - pRect->top); - } - winDebug ("\n"); - } -#endif - - /* Pass the message to the root window */ - return winWindowProc(hwndScreen, message, wParam, lParam); - - case WM_SYSKEYUP: - case WM_KEYUP: - - - /* Pass the message to the root window */ - return winWindowProc(hwndScreen, message, wParam, lParam); - - case WM_HOTKEY: - - /* Pass the message to the root window */ - SendMessage (hwndScreen, message, wParam, lParam); - return 0; - - case WM_ACTIVATE: - - /* Pass the message to the root window */ - SendMessage (hwndScreen, message, wParam, lParam); - - if (LOWORD(wParam) != WA_INACTIVE) - { - /* Raise the window to the top in Z order */ - /* ago: Activate does not mean putting it to front! */ - /* - wmMsg.msg = WM_WM_RAISE; - if (fWMMsgInitialized) - winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg); - */ - - /* Tell our Window Manager thread to activate the window */ - wmMsg.msg = WM_WM_ACTIVATE; - if (fWMMsgInitialized && pWin->realized && !pWin->overrideRedirect /* for OOo menus */) - winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg); - } - /* Prevent the mouse wheel from stalling when another window is minimized */ - if (HIWORD(wParam) == 0 && LOWORD(wParam) == WA_ACTIVE && - (HWND)lParam != NULL && (HWND)lParam != (HWND)GetParent(hwnd)) - SetFocus(hwnd); - return 0; - - case WM_ACTIVATEAPP: - /* - * This message is also sent to the root window - * so we do nothing for individual multiwindow windows - */ - break; - - case WM_CLOSE: - /* Branch on if the window was killed in X already */ - if (pWinPriv->fXKilled) - { - /* Window was killed, go ahead and destroy the window */ - DestroyWindow (hwnd); - } - else - { - /* Tell our Window Manager thread to kill the window */ - wmMsg.msg = WM_WM_KILL; - if (fWMMsgInitialized) - winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg); - } - return 0; - - case WM_DESTROY: - - /* Branch on if the window was killed in X already */ - if (pWinPriv && !pWinPriv->fXKilled) - { - winDebug ("winTopLevelWindowProc - WM_DESTROY - WM_WM_KILL\n"); - - /* Tell our Window Manager thread to kill the window */ - wmMsg.msg = WM_WM_KILL; - if (fWMMsgInitialized) - winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg); - } - - RemoveProp (hwnd, WIN_WINDOW_PROP); - RemoveProp (hwnd, WIN_WID_PROP); - RemoveProp (hwnd, WIN_NEEDMANAGE_PROP); - - break; - - case WM_MOVE: - /* Adjust the X Window to the moved Windows window */ - winAdjustXWindow (pWin, hwnd); - return 0; - - case WM_SHOWWINDOW: - /* Bail out if the window is being hidden */ - if (!wParam) - return 0; - - /* */ - if (!pWin->overrideRedirect) - { - /* Flag that this window needs to be made active when clicked */ - SetProp (hwnd, WIN_NEEDMANAGE_PROP, (HANDLE) 1); - - if (!(GetWindowLongPtr (hwnd, GWL_EXSTYLE) & WS_EX_APPWINDOW)) - { - HWND zstyle = HWND_NOTOPMOST; - - /* Set the window extended style flags */ - SetWindowLongPtr (hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW); - - /* Set the transient style flags */ - if (GetParent(hwnd)) SetWindowLongPtr (hwnd, GWL_STYLE, - WS_POPUP | WS_OVERLAPPED | WS_SYSMENU | WS_CLIPCHILDREN | WS_CLIPSIBLINGS); - /* Set the window standard style flags */ - else SetWindowLongPtr (hwnd, GWL_STYLE, - (WS_POPUP | WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS) - & ~WS_CAPTION & ~WS_SIZEBOX); - - winUpdateWindowPosition (hwnd, FALSE, &zstyle); - SetForegroundWindow (hwnd); - } - wmMsg.msg = WM_WM_MAP3; - } - else /* It is an overridden window so make it top of Z stack */ - { - HWND forHwnd = GetForegroundWindow(); - winDebug ("overridden window is shown\n"); - if (forHwnd != NULL) - { - if (GetWindowLongPtr(forHwnd, GWLP_USERDATA) & (LONG_PTR)VCXSRV_SIGNATURE) - { - if (GetWindowLongPtr(forHwnd, GWL_EXSTYLE) & WS_EX_TOPMOST) - SetWindowPos (hwnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); - else - SetWindowPos (hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); - } - } - wmMsg.msg = WM_WM_MAP2; - } - - /* Tell our Window Manager thread to map the window */ - if (fWMMsgInitialized) - winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg); - - winStartMousePolling(s_pScreenPriv); - - return 0; - - case WM_SIZING: - /* Need to legalize the size according to WM_NORMAL_HINTS */ - /* for applications like xterm */ - return ValidateSizing (hwnd, pWin, wParam, lParam); - - case WM_WINDOWPOSCHANGED: - { - LPWINDOWPOS pWinPos = (LPWINDOWPOS) lParam; - - if (!(pWinPos->flags & SWP_NOZORDER)) - { -#if CYGWINDOWING_DEBUG - winDebug ("\twindow z order was changed\n"); -#endif - if (pWinPos->hwndInsertAfter == HWND_TOP - ||pWinPos->hwndInsertAfter == HWND_TOPMOST - ||pWinPos->hwndInsertAfter == HWND_NOTOPMOST) - { -#if CYGWINDOWING_DEBUG - winDebug ("\traise to top\n"); -#endif - /* Raise the window to the top in Z order */ - winRaiseWindow(pWin); - } - else if (pWinPos->hwndInsertAfter == HWND_BOTTOM) - { - } - else - { - /* Check if this window is top of X windows. */ - HWND hWndAbove = NULL; - DWORD dwCurrentProcessID = GetCurrentProcessId (); - DWORD dwWindowProcessID = 0; - - for (hWndAbove = pWinPos->hwndInsertAfter; - hWndAbove != NULL; - hWndAbove = GetNextWindow (hWndAbove, GW_HWNDPREV)) - { - /* Ignore other XWin process's window */ - GetWindowThreadProcessId (hWndAbove, &dwWindowProcessID); - - if ((dwWindowProcessID == dwCurrentProcessID) - && GetProp (hWndAbove, WIN_WINDOW_PROP) - && !IsWindowVisible (hWndAbove) - && !IsIconic (hWndAbove) ) /* ignore minimized windows */ - break; - } - /* If this is top of X windows in Windows stack, - raise it in X stack. */ - if (hWndAbove == NULL) - { -#if CYGWINDOWING_DEBUG - winDebug ("\traise to top\n"); -#endif - winRaiseWindow(pWin); - } - } - } - } - /* - * Pass the message to DefWindowProc to let the function - * break down WM_WINDOWPOSCHANGED to WM_MOVE and WM_SIZE. - */ - break; - - case WM_SIZE: - /* see dix/window.c */ -#ifdef WINDBG - { - char buf[64]; - switch (wParam) - { - case SIZE_MINIMIZED: - strcpy(buf, "SIZE_MINIMIZED"); - break; - case SIZE_MAXIMIZED: - strcpy(buf, "SIZE_MAXIMIZED"); - break; - case SIZE_RESTORED: - strcpy(buf, "SIZE_RESTORED"); - break; - default: - strcpy(buf, "UNKNOWN_FLAG"); - } - winDebug ("winTopLevelWindowProc - WM_SIZE to %dx%d (%s) - %d ms\n", - (int)LOWORD(lParam), (int)HIWORD(lParam), buf, - (int)(GetTickCount ())); - } -#endif - /* Adjust the X Window to the moved Windows window */ - winAdjustXWindow (pWin, hwnd); - if (wParam == SIZE_MINIMIZED) winReorderWindowsMultiWindow(); - return 0; /* end of WM_SIZE handler */ - - case WM_STYLECHANGED: - /* when the style changes, adjust the window size so the client area remains the same */ - { - LONG x,y; - DrawablePtr pDraw = &pWin->drawable; - x = pDraw->x - wBorderWidth(pWin); - y = pDraw->y - wBorderWidth(pWin); - winPositionWindowMultiWindow(pWin, x, y); - } - return 0; - - case WM_MOUSEACTIVATE: - - /* Check if this window needs to be made active when clicked */ - if (!GetProp (pWinPriv->hWnd, WIN_NEEDMANAGE_PROP)) - { - winDebug ("winTopLevelWindowProc - WM_MOUSEACTIVATE - " - "MA_NOACTIVATE\n"); - - /* */ - return MA_NOACTIVATE; - } - break; - - case WM_SETCURSOR: - if (LOWORD(lParam) == HTCLIENT) - { - if (!g_fSoftwareCursor) SetCursor (s_pScreenPriv->cursor.handle); - return TRUE; - } - break; - - default: - break; - } - - ret = DefWindowProc (hwnd, message, wParam, lParam); - /* - * If the window was minized we get the stack change before the window is restored - * and so it gets lost. Ensure there stacking order is correct. - */ - if (needRestack) - winReorderWindowsMultiWindow(); - return ret; -} +/*
+ *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
+ *Copyright (C) Colin Harrison 2005-2008
+ *
+ *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 THE XFREE86 PROJECT 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 the XFree86 Project
+ *shall not be used in advertising or otherwise to promote the sale, use
+ *or other dealings in this Software without prior written authorization
+ *from the XFree86 Project.
+ *
+ * Authors: Kensuke Matsuzaki
+ * Earle F. Philhower, III
+ * Harold L Hunt II
+ * Colin Harrison
+ */
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+#include "win.h"
+#include "dixevents.h"
+#include "winmultiwindowclass.h"
+#include "winprefs.h"
+#include "winmsg.h"
+#include "inputstr.h"
+
+#ifdef XKB
+#ifndef XKB_IN_SERVER
+#define XKB_IN_SERVER
+#endif
+#include <xkbsrv.h>
+#endif
+
+extern void winUpdateWindowPosition (HWND hWnd, Bool reshape, HWND *zstyle);
+
+
+/*
+ * Local globals
+ */
+
+static UINT_PTR g_uipMousePollingTimerID = 0;
+
+
+/*
+ * Constant defines
+ */
+
+#define WIN_MULTIWINDOW_SHAPE YES
+
+
+/*
+ * ConstrainSize - Taken from TWM sources - Respects hints for sizing
+ */
+#define makemult(a,b) ((b==1) ? (a) : (((int)((a)/(b))) * (b)) )
+static void
+ConstrainSize (WinXSizeHints hints, int *widthp, int *heightp)
+{
+ int minWidth, minHeight, maxWidth, maxHeight, xinc, yinc, delta;
+ int baseWidth, baseHeight;
+ int dwidth = *widthp, dheight = *heightp;
+
+ if (hints.flags & PMinSize)
+ {
+ minWidth = hints.min_width;
+ minHeight = hints.min_height;
+ }
+ else if (hints.flags & PBaseSize)
+ {
+ minWidth = hints.base_width;
+ minHeight = hints.base_height;
+ }
+ else
+ minWidth = minHeight = 1;
+
+ if (hints.flags & PBaseSize)
+ {
+ baseWidth = hints.base_width;
+ baseHeight = hints.base_height;
+ }
+ else if (hints.flags & PMinSize)
+ {
+ baseWidth = hints.min_width;
+ baseHeight = hints.min_height;
+ }
+ else
+ baseWidth = baseHeight = 0;
+
+ if (hints.flags & PMaxSize)
+ {
+ maxWidth = hints.max_width;
+ maxHeight = hints.max_height;
+ }
+ else
+ {
+ maxWidth = MAXINT;
+ maxHeight = MAXINT;
+ }
+
+ if (hints.flags & PResizeInc)
+ {
+ xinc = hints.width_inc;
+ yinc = hints.height_inc;
+ }
+ else
+ xinc = yinc = 1;
+
+ /*
+ * First, clamp to min and max values
+ */
+ if (dwidth < minWidth)
+ dwidth = minWidth;
+ if (dheight < minHeight)
+ dheight = minHeight;
+
+ if (dwidth > maxWidth)
+ dwidth = maxWidth;
+ if (dheight > maxHeight)
+ dheight = maxHeight;
+
+ /*
+ * Second, fit to base + N * inc
+ */
+ dwidth = ((dwidth - baseWidth) / xinc * xinc) + baseWidth;
+ dheight = ((dheight - baseHeight) / yinc * yinc) + baseHeight;
+
+ /*
+ * Third, adjust for aspect ratio
+ */
+
+ /*
+ * The math looks like this:
+ *
+ * minAspectX dwidth maxAspectX
+ * ---------- <= ------- <= ----------
+ * minAspectY dheight maxAspectY
+ *
+ * If that is multiplied out, then the width and height are
+ * invalid in the following situations:
+ *
+ * minAspectX * dheight > minAspectY * dwidth
+ * maxAspectX * dheight < maxAspectY * dwidth
+ *
+ */
+
+ if (hints.flags & PAspect)
+ {
+ if (hints.min_aspect.x * dheight > hints.min_aspect.y * dwidth)
+ {
+ delta = makemult(hints.min_aspect.x * dheight / hints.min_aspect.y - dwidth, xinc);
+ if (dwidth + delta <= maxWidth)
+ dwidth += delta;
+ else
+ {
+ delta = makemult(dheight - dwidth*hints.min_aspect.y/hints.min_aspect.x, yinc);
+ if (dheight - delta >= minHeight)
+ dheight -= delta;
+ }
+ }
+
+ if (hints.max_aspect.x * dheight < hints.max_aspect.y * dwidth)
+ {
+ delta = makemult(dwidth * hints.max_aspect.y / hints.max_aspect.x - dheight, yinc);
+ if (dheight + delta <= maxHeight)
+ dheight += delta;
+ else
+ {
+ delta = makemult(dwidth - hints.max_aspect.x*dheight/hints.max_aspect.y, xinc);
+ if (dwidth - delta >= minWidth)
+ dwidth -= delta;
+ }
+ }
+ }
+
+ /* Return computed values */
+ *widthp = dwidth;
+ *heightp = dheight;
+}
+#undef makemult
+
+
+
+/*
+ * ValidateSizing - Ensures size request respects hints
+ */
+static int
+ValidateSizing (HWND hwnd, WindowPtr pWin,
+ WPARAM wParam, LPARAM lParam)
+{
+ WinXSizeHints sizeHints;
+ RECT *rect;
+ int iWidth, iHeight;
+ RECT rcClient, rcWindow;
+ int iBorderWidthX, iBorderWidthY;
+
+ /* Invalid input checking */
+ if (pWin==NULL || lParam==0)
+ return FALSE;
+
+ /* No size hints, no checking */
+ if (!winMultiWindowGetWMNormalHints (pWin, &sizeHints))
+ return FALSE;
+
+ /* Avoid divide-by-zero */
+ if (sizeHints.flags & PResizeInc)
+ {
+ if (sizeHints.width_inc == 0) sizeHints.width_inc = 1;
+ if (sizeHints.height_inc == 0) sizeHints.height_inc = 1;
+ }
+
+ rect = (RECT*)lParam;
+
+ iWidth = rect->right - rect->left;
+ iHeight = rect->bottom - rect->top;
+
+ /* Now remove size of any borders and title bar */
+ GetClientRect(hwnd, &rcClient);
+ GetWindowRect(hwnd, &rcWindow);
+ iBorderWidthX = (rcWindow.right - rcWindow.left) - (rcClient.right - rcClient.left);
+ iBorderWidthY = (rcWindow.bottom - rcWindow.top) - (rcClient.bottom - rcClient.top);
+ iWidth -= iBorderWidthX;
+ iHeight -= iBorderWidthY;
+
+ /* Constrain the size to legal values */
+ ConstrainSize (sizeHints, &iWidth, &iHeight);
+
+ /* Add back the size of borders and title bar */
+ iWidth += iBorderWidthX;
+ iHeight += iBorderWidthY;
+
+ /* Adjust size according to where we're dragging from */
+ switch(wParam) {
+ case WMSZ_TOP:
+ case WMSZ_TOPRIGHT:
+ case WMSZ_BOTTOM:
+ case WMSZ_BOTTOMRIGHT:
+ case WMSZ_RIGHT:
+ rect->right = rect->left + iWidth;
+ break;
+ default:
+ rect->left = rect->right - iWidth;
+ break;
+ }
+ switch(wParam) {
+ case WMSZ_BOTTOM:
+ case WMSZ_BOTTOMRIGHT:
+ case WMSZ_BOTTOMLEFT:
+ case WMSZ_RIGHT:
+ case WMSZ_LEFT:
+ rect->bottom = rect->top + iHeight;
+ break;
+ default:
+ rect->top = rect->bottom - iHeight;
+ break;
+ }
+ return TRUE;
+}
+
+extern Bool winInDestroyWindowsWindow;
+static Bool winInRaiseWindow = FALSE;
+static void winRaiseWindow(WindowPtr pWin)
+{
+ if (!winInDestroyWindowsWindow && !winInRaiseWindow)
+ {
+ BOOL oldstate = winInRaiseWindow;
+ XID vlist[1] = { 0 };
+ winInRaiseWindow = TRUE;
+ /* Call configure window directly to make sure it gets processed
+ * in time
+ */
+ ConfigureWindow(pWin, CWStackMode, vlist, serverClient);
+ winInRaiseWindow = oldstate;
+ }
+}
+
+static
+void winStartMousePolling(winPrivScreenPtr s_pScreenPriv)
+{
+ /*
+ * Timer to poll mouse position. This is needed to make
+ * programs like xeyes follow the mouse properly when the
+ * mouse pointer is outside of any X window.
+ */
+ if (g_uipMousePollingTimerID == 0)
+ g_uipMousePollingTimerID = SetTimer (s_pScreenPriv->hwndScreen,
+ WIN_POLLING_MOUSE_TIMER_ID,
+ MOUSE_POLLING_INTERVAL,
+ NULL);
+}
+
+/*
+ * winTopLevelWindowProc - Window procedure for all top-level Windows windows.
+ */
+
+LRESULT CALLBACK
+winTopLevelWindowProc (HWND hwnd, UINT message,
+ WPARAM wParam, LPARAM lParam)
+{
+ POINT ptMouse;
+ HDC hdcUpdate;
+ PAINTSTRUCT ps;
+ WindowPtr pWin = NULL;
+ winPrivWinPtr pWinPriv = NULL;
+ ScreenPtr s_pScreen = NULL;
+ winPrivScreenPtr s_pScreenPriv = NULL;
+ winScreenInfo *s_pScreenInfo = NULL;
+ HWND hwndScreen = NULL;
+ DrawablePtr pDraw = NULL;
+ winWMMessageRec wmMsg;
+ Bool fWMMsgInitialized = FALSE;
+ static Bool s_fTracking = FALSE;
+ Bool needRestack = FALSE;
+ LRESULT ret;
+
+ winDebugWin32Message("winTopLevelWindowProc", hwnd, message, wParam, lParam);
+
+ /* Check if the Windows window property for our X window pointer is valid */
+ if ((pWin = GetProp (hwnd, WIN_WINDOW_PROP)) != NULL)
+ {
+ /* Our X window pointer is valid */
+
+ /* Get pointers to the drawable and the screen */
+ pDraw = &pWin->drawable;
+ s_pScreen = pWin->drawable.pScreen;
+
+ /* Get a pointer to our window privates */
+ pWinPriv = winGetWindowPriv(pWin);
+
+ /* Get pointers to our screen privates and screen info */
+ s_pScreenPriv = pWinPriv->pScreenPriv;
+ s_pScreenInfo = s_pScreenPriv->pScreenInfo;
+
+ /* Get the handle for our screen-sized window */
+ hwndScreen = s_pScreenPriv->hwndScreen;
+
+ /* */
+ wmMsg.msg = 0;
+ wmMsg.hwndWindow = hwnd;
+ wmMsg.iWindow = (Window)GetProp (hwnd, WIN_WID_PROP);
+
+ wmMsg.iX = pDraw->x;
+ wmMsg.iY = pDraw->y;
+ wmMsg.iWidth = pDraw->width;
+ wmMsg.iHeight = pDraw->height;
+
+ fWMMsgInitialized = TRUE;
+
+ }
+
+ /* Branch on message type */
+ switch (message)
+ {
+ case WM_CREATE:
+
+ /* */
+ SetProp (hwnd,
+ WIN_WINDOW_PROP,
+ (HANDLE)((LPCREATESTRUCT) lParam)->lpCreateParams);
+
+ /* */
+ SetProp (hwnd,
+ WIN_WID_PROP,
+ (HANDLE)winGetWindowID (((LPCREATESTRUCT) lParam)->lpCreateParams));
+
+ /*
+ * Make X windows' Z orders sync with Windows windows because
+ * there can be AlwaysOnTop windows overlapped on the window
+ * currently being created.
+ */
+ winReorderWindowsMultiWindow ();
+
+ /* Fix a 'round title bar corner background should be transparent not black' problem when first painted */
+ {
+ RECT rWindow;
+ HRGN hRgnWindow;
+ GetWindowRect(hwnd, &rWindow);
+ hRgnWindow = CreateRectRgnIndirect(&rWindow);
+ SetWindowRgn (hwnd, hRgnWindow, TRUE);
+ DeleteObject(hRgnWindow);
+ }
+
+ SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)VCXSRV_SIGNATURE);
+
+ return 0;
+
+ case WM_INIT_SYS_MENU:
+ /*
+ * Add whatever the setup file wants to for this window
+ */
+ SetupSysMenu ((unsigned long)hwnd);
+ return 0;
+
+ case WM_SYSCOMMAND:
+ /*
+ * Any window menu items go through here
+ */
+ if (HandleCustomWM_COMMAND ((unsigned long)hwnd, LOWORD(wParam)))
+ {
+ /* Don't pass customized menus to DefWindowProc */
+ return 0;
+ }
+ if (wParam == SC_RESTORE || wParam == SC_MAXIMIZE)
+ {
+ WINDOWPLACEMENT wndpl;
+ wndpl.length = sizeof(wndpl);
+ if (GetWindowPlacement(hwnd, &wndpl) && wndpl.showCmd == SW_SHOWMINIMIZED)
+ needRestack = TRUE;
+ }
+ break;
+
+ case WM_INITMENU:
+ /* Checks/Unchecks any menu items before they are displayed */
+ HandleCustomWM_INITMENU ((unsigned long)hwnd, wParam);
+ break;
+
+ case WM_ERASEBKGND:
+ /*
+ * Pretend that we did erase the background but we don't care,
+ * since we repaint the entire region anyhow
+ * This avoids some flickering when resizing.
+ */
+ return TRUE;
+
+ case WM_PAINT:
+ /* Only paint if our window handle is valid */
+ if (hwndScreen == NULL)
+ break;
+
+ /* BeginPaint gives us an hdc that clips to the invalidated region */
+ hdcUpdate = BeginPaint (hwnd, &ps);
+ /* Avoid the BitBlt's if the PAINTSTRUCT is bogus */
+ if (ps.rcPaint.right==0 && ps.rcPaint.bottom==0 && ps.rcPaint.left==0 && ps.rcPaint.top==0)
+ {
+ EndPaint (hwnd, &ps);
+ return 0;
+ }
+
+ /* Try to copy from the shadow buffer */
+ if (!BitBlt (hdcUpdate,
+ ps.rcPaint.left, ps.rcPaint.top,
+ ps.rcPaint.right - ps.rcPaint.left, ps.rcPaint.bottom - ps.rcPaint.top,
+ s_pScreenPriv->hdcShadow,
+ ps.rcPaint.left + pWin->drawable.x, ps.rcPaint.top + pWin->drawable.y,
+ SRCCOPY))
+ {
+ LPVOID lpMsgBuf;
+
+ /* Display a fancy error message */
+ FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER |
+ FORMAT_MESSAGE_FROM_SYSTEM |
+ FORMAT_MESSAGE_IGNORE_INSERTS,
+ NULL,
+ GetLastError (),
+ MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+ (LPTSTR) &lpMsgBuf,
+ 0, NULL);
+
+ ErrorF ("winTopLevelWindowProc - BitBlt failed: %s\n",
+ (LPSTR)lpMsgBuf);
+ LocalFree (lpMsgBuf);
+ }
+
+ /* EndPaint frees the DC */
+ EndPaint (hwnd, &ps);
+ return 0;
+
+ case WM_MOUSEMOVE:
+ /* Unpack the client area mouse coordinates */
+ ptMouse.x = GET_X_LPARAM(lParam);
+ ptMouse.y = GET_Y_LPARAM(lParam);
+
+ /* Translate the client area mouse coordinates to screen coordinates */
+ ClientToScreen (hwnd, &ptMouse);
+
+ /* Screen Coords from (-X, -Y) -> Root Window (0, 0) */
+ ptMouse.x -= GetSystemMetrics (SM_XVIRTUALSCREEN);
+ ptMouse.y -= GetSystemMetrics (SM_YVIRTUALSCREEN);
+
+ /* We can't do anything without privates */
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+
+ /* Has the mouse pointer crossed screens? */
+ if (s_pScreen != miPointerGetScreen(g_pwinPointer))
+ miPointerSetScreen (g_pwinPointer, s_pScreenInfo->dwScreen,
+ ptMouse.x - s_pScreenInfo->dwXOffset,
+ ptMouse.y - s_pScreenInfo->dwYOffset);
+
+ /* Are we tracking yet? */
+ if (!s_fTracking)
+ {
+ TRACKMOUSEEVENT tme;
+
+ /* Setup data structure */
+ ZeroMemory (&tme, sizeof (tme));
+ tme.cbSize = sizeof (tme);
+ tme.dwFlags = TME_LEAVE;
+ tme.hwndTrack = hwnd;
+
+ /* Call the tracking function */
+ if (!(*g_fpTrackMouseEvent) (&tme))
+ ErrorF ("winTopLevelWindowProc - _TrackMouseEvent failed\n");
+
+ /* Flag that we are tracking now */
+ s_fTracking = TRUE;
+ }
+
+ /* Hide or show the Windows mouse cursor */
+ if (g_fSoftwareCursor && g_fCursor)
+ {
+ /* Hide Windows cursor */
+ g_fCursor = FALSE;
+ ShowCursor (FALSE);
+ }
+
+ /* Kill the timer used to poll mouse events */
+ if (g_uipMousePollingTimerID != 0)
+ {
+ KillTimer (s_pScreenPriv->hwndScreen, WIN_POLLING_MOUSE_TIMER_ID);
+ g_uipMousePollingTimerID = 0;
+ }
+
+ /* Deliver absolute cursor position to X Server */
+ winEnqueueMotion(ptMouse.x - s_pScreenInfo->dwXOffset,
+ ptMouse.y - s_pScreenInfo->dwYOffset);
+
+ return 0;
+
+ case WM_NCMOUSEMOVE:
+ /*
+ * We break instead of returning 0 since we need to call
+ * DefWindowProc to get the mouse cursor changes
+ * and min/max/close button highlighting in Windows XP.
+ * The Platform SDK says that you should return 0 if you
+ * process this message, but it fails to mention that you
+ * will give up any default functionality if you do return 0.
+ */
+
+ /* We can't do anything without privates */
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+
+ /* Non-client mouse movement, show Windows cursor */
+ if (g_fSoftwareCursor && !g_fCursor)
+ {
+ g_fCursor = TRUE;
+ ShowCursor (TRUE);
+ }
+
+ winStartMousePolling(s_pScreenPriv);
+
+ break;
+
+ case WM_MOUSELEAVE:
+ /* Mouse has left our client area */
+
+ /* Flag that we are no longer tracking */
+ s_fTracking = FALSE;
+
+ /* Show the mouse cursor, if necessary */
+ if (g_fSoftwareCursor && !g_fCursor)
+ {
+ g_fCursor = TRUE;
+ ShowCursor (TRUE);
+ }
+
+ winStartMousePolling(s_pScreenPriv);
+
+ return 0;
+
+ case WM_LBUTTONDBLCLK:
+ case WM_LBUTTONDOWN:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+ g_fButton[0] = TRUE;
+ SetCapture(hwnd);
+ return winMouseButtonsHandle (s_pScreen, ButtonPress, Button1, wParam);
+
+ case WM_LBUTTONUP:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+ g_fButton[0] = FALSE;
+ ReleaseCapture();
+ winStartMousePolling(s_pScreenPriv);
+ return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button1, wParam);
+
+ case WM_MBUTTONDBLCLK:
+ case WM_MBUTTONDOWN:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+ g_fButton[1] = TRUE;
+ SetCapture(hwnd);
+ return winMouseButtonsHandle (s_pScreen, ButtonPress, Button2, wParam);
+
+ case WM_MBUTTONUP:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+ g_fButton[1] = FALSE;
+ ReleaseCapture();
+ winStartMousePolling(s_pScreenPriv);
+ return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button2, wParam);
+
+ case WM_RBUTTONDBLCLK:
+ case WM_RBUTTONDOWN:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+ g_fButton[2] = TRUE;
+ SetCapture(hwnd);
+ return winMouseButtonsHandle (s_pScreen, ButtonPress, Button3, wParam);
+
+ case WM_RBUTTONUP:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+ g_fButton[2] = FALSE;
+ ReleaseCapture();
+ winStartMousePolling(s_pScreenPriv);
+ return winMouseButtonsHandle (s_pScreen, ButtonRelease, Button3, wParam);
+
+ case WM_XBUTTONDBLCLK:
+ case WM_XBUTTONDOWN:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+ SetCapture(hwnd);
+ return winMouseButtonsHandle (s_pScreen, ButtonPress, HIWORD(wParam) + 5, wParam);
+
+ case WM_XBUTTONUP:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+ ReleaseCapture();
+ winStartMousePolling(s_pScreenPriv);
+ return winMouseButtonsHandle (s_pScreen, ButtonRelease, HIWORD(wParam) + 5, wParam);
+
+ case WM_MOUSEWHEEL:
+ if (SendMessage(hwnd, WM_NCHITTEST, 0, MAKELONG(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam))) == HTCLIENT)
+ {
+ /* Pass the message to the root window */
+ SendMessage (hwndScreen, message, wParam, lParam);
+ return 0;
+ }
+ else break;
+
+ case WM_SETFOCUS:
+ if (s_pScreenPriv == NULL || s_pScreenInfo->fIgnoreInput)
+ break;
+
+ {
+ /* Get the parent window for transient handling */
+ HWND hParent = GetParent(hwnd);
+ if (hParent && IsIconic(hParent)) ShowWindow (hParent, SW_RESTORE);
+ }
+
+ winRestoreModeKeyStates ();
+
+ /* Add the keyboard hook if possible */
+ if (g_fKeyboardHookLL)
+ g_fKeyboardHookLL = winInstallKeyboardHookLL ();
+ return 0;
+
+ case WM_KILLFOCUS:
+ /* Pop any pressed keys since we are losing keyboard focus */
+ winKeybdReleaseKeys ();
+
+ /* Remove our keyboard hook if it is installed */
+ winRemoveKeyboardHookLL ();
+ if (!wParam)
+ /* Revert the X focus as well, but only if the Windows focus is going to another window */
+ DeleteWindowFromAnyEvents(pWin, FALSE);
+ return 0;
+
+ case WM_SYSDEADCHAR:
+ case WM_DEADCHAR:
+ /*
+ * NOTE: We do nothing with WM_*CHAR messages,
+ * nor does the root window, so we can just toss these messages.
+ */
+ return 0;
+
+ case WM_SYSKEYDOWN:
+ case WM_KEYDOWN:
+
+ /*
+ * Don't pass Alt-F4 key combo to root window,
+ * let Windows translate to WM_CLOSE and close this top-level window.
+ *
+ * NOTE: We purposely don't check the fUseWinKillKey setting because
+ * it should only apply to the key handling for the root window,
+ * not for top-level window-manager windows.
+ *
+ * ALSO NOTE: We do pass Ctrl-Alt-Backspace to the root window
+ * because that is a key combo that no X app should be expecting to
+ * receive, since it has historically been used to shutdown the X server.
+ * Passing Ctrl-Alt-Backspace to the root window preserves that
+ * behavior, assuming that -unixkill has been passed as a parameter.
+ */
+ if (wParam == VK_F4 && (GetKeyState (VK_MENU) & 0x8000))
+ break;
+
+#ifdef WINDBG
+ if (wParam == VK_ESCAPE)
+ {
+ /* Place for debug: put any tests and dumps here */
+ WINDOWPLACEMENT windPlace;
+ RECT rc;
+ LPRECT pRect;
+
+ windPlace.length = sizeof (WINDOWPLACEMENT);
+ GetWindowPlacement (hwnd, &windPlace);
+ pRect = &windPlace.rcNormalPosition;
+ winDebug ("\nCYGWINDOWING Dump:\n"
+ "\tdrawable: (%hd, %hd) - %hdx%hd\n", pDraw->x,
+ pDraw->y, pDraw->width, pDraw->height);
+ winDebug ("\twindPlace: (%ld, %ld) - %ldx%ld\n", pRect->left,
+ pRect->top, pRect->right - pRect->left,
+ pRect->bottom - pRect->top);
+ if (GetClientRect (hwnd, &rc))
+ {
+ pRect = &rc;
+ winDebug ("\tClientRect: (%ld, %ld) - %ldx%ld\n", pRect->left,
+ pRect->top, pRect->right - pRect->left,
+ pRect->bottom - pRect->top);
+ }
+ if (GetWindowRect (hwnd, &rc))
+ {
+ pRect = &rc;
+ winDebug ("\tWindowRect: (%ld, %ld) - %ldx%ld\n", pRect->left,
+ pRect->top, pRect->right - pRect->left,
+ pRect->bottom - pRect->top);
+ }
+ winDebug ("\n");
+ }
+#endif
+
+ /* Pass the message to the root window */
+ return winWindowProc(hwndScreen, message, wParam, lParam);
+
+ case WM_SYSKEYUP:
+ case WM_KEYUP:
+
+
+ /* Pass the message to the root window */
+ return winWindowProc(hwndScreen, message, wParam, lParam);
+
+ case WM_HOTKEY:
+
+ /* Pass the message to the root window */
+ SendMessage (hwndScreen, message, wParam, lParam);
+ return 0;
+
+ case WM_ACTIVATE:
+
+ /* Pass the message to the root window */
+ SendMessage (hwndScreen, message, wParam, lParam);
+
+ if (LOWORD(wParam) != WA_INACTIVE)
+ {
+ /* Raise the window to the top in Z order */
+ /* ago: Activate does not mean putting it to front! */
+ /*
+ wmMsg.msg = WM_WM_RAISE;
+ if (fWMMsgInitialized)
+ winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg);
+ */
+
+ /* Tell our Window Manager thread to activate the window */
+ wmMsg.msg = WM_WM_ACTIVATE;
+ if (fWMMsgInitialized && pWin->realized && !pWin->overrideRedirect /* for OOo menus */)
+ winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg);
+ }
+ /* Prevent the mouse wheel from stalling when another window is minimized */
+ if (HIWORD(wParam) == 0 && LOWORD(wParam) == WA_ACTIVE &&
+ (HWND)lParam != NULL && (HWND)lParam != (HWND)GetParent(hwnd))
+ SetFocus(hwnd);
+ return 0;
+
+ case WM_ACTIVATEAPP:
+ /*
+ * This message is also sent to the root window
+ * so we do nothing for individual multiwindow windows
+ */
+ break;
+
+ case WM_CLOSE:
+ /* Branch on if the window was killed in X already */
+ if (pWinPriv->fXKilled)
+ {
+ /* Window was killed, go ahead and destroy the window */
+ DestroyWindow (hwnd);
+ }
+ else
+ {
+ /* Tell our Window Manager thread to kill the window */
+ wmMsg.msg = WM_WM_KILL;
+ if (fWMMsgInitialized)
+ winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg);
+ }
+ return 0;
+
+ case WM_DESTROY:
+
+ /* Branch on if the window was killed in X already */
+ if (pWinPriv && !pWinPriv->fXKilled)
+ {
+ winDebug ("winTopLevelWindowProc - WM_DESTROY - WM_WM_KILL\n");
+
+ /* Tell our Window Manager thread to kill the window */
+ wmMsg.msg = WM_WM_KILL;
+ if (fWMMsgInitialized)
+ winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg);
+ }
+
+ RemoveProp (hwnd, WIN_WINDOW_PROP);
+ RemoveProp (hwnd, WIN_WID_PROP);
+ RemoveProp (hwnd, WIN_NEEDMANAGE_PROP);
+
+ break;
+
+ case WM_MOVE:
+ /* Adjust the X Window to the moved Windows window */
+ winAdjustXWindow (pWin, hwnd);
+ return 0;
+
+ case WM_SHOWWINDOW:
+ /* Bail out if the window is being hidden */
+ if (!wParam)
+ return 0;
+
+ /* */
+ if (!pWin->overrideRedirect)
+ {
+ /* Flag that this window needs to be made active when clicked */
+ SetProp (hwnd, WIN_NEEDMANAGE_PROP, (HANDLE) 1);
+
+ if (!(GetWindowLongPtr (hwnd, GWL_EXSTYLE) & WS_EX_APPWINDOW))
+ {
+ HWND zstyle = HWND_NOTOPMOST;
+
+ /* Set the window extended style flags */
+ SetWindowLongPtr (hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW);
+
+ /* Set the transient style flags */
+ if (GetParent(hwnd)) SetWindowLongPtr (hwnd, GWL_STYLE,
+ WS_POPUP | WS_OVERLAPPED | WS_SYSMENU | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
+ /* Set the window standard style flags */
+ else SetWindowLongPtr (hwnd, GWL_STYLE,
+ (WS_POPUP | WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS)
+ & ~WS_CAPTION & ~WS_SIZEBOX);
+
+ winUpdateWindowPosition (hwnd, FALSE, &zstyle);
+ SetForegroundWindow (hwnd);
+ }
+ wmMsg.msg = WM_WM_MAP3;
+ }
+ else /* It is an overridden window so make it top of Z stack */
+ {
+ HWND forHwnd = GetForegroundWindow();
+ winDebug ("overridden window is shown\n");
+ if (forHwnd != NULL)
+ {
+ if (GetWindowLongPtr(forHwnd, GWLP_USERDATA) & (LONG_PTR)VCXSRV_SIGNATURE)
+ {
+ if (GetWindowLongPtr(forHwnd, GWL_EXSTYLE) & WS_EX_TOPMOST)
+ SetWindowPos (hwnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+ else
+ SetWindowPos (hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+ }
+ }
+ wmMsg.msg = WM_WM_MAP2;
+ }
+
+ /* Tell our Window Manager thread to map the window */
+ if (fWMMsgInitialized)
+ winSendMessageToWM (s_pScreenPriv->pWMInfo, &wmMsg);
+
+ winStartMousePolling(s_pScreenPriv);
+
+ return 0;
+
+ case WM_SIZING:
+ /* Need to legalize the size according to WM_NORMAL_HINTS */
+ /* for applications like xterm */
+ return ValidateSizing (hwnd, pWin, wParam, lParam);
+
+ case WM_WINDOWPOSCHANGED:
+ {
+ LPWINDOWPOS pWinPos = (LPWINDOWPOS) lParam;
+
+ if (!(pWinPos->flags & SWP_NOZORDER))
+ {
+#if CYGWINDOWING_DEBUG
+ winDebug ("\twindow z order was changed\n");
+#endif
+ if (pWinPos->hwndInsertAfter == HWND_TOP
+ ||pWinPos->hwndInsertAfter == HWND_TOPMOST
+ ||pWinPos->hwndInsertAfter == HWND_NOTOPMOST)
+ {
+#if CYGWINDOWING_DEBUG
+ winDebug ("\traise to top\n");
+#endif
+ /* Raise the window to the top in Z order */
+ winRaiseWindow(pWin);
+ }
+ else if (pWinPos->hwndInsertAfter == HWND_BOTTOM)
+ {
+ }
+ else
+ {
+ /* Check if this window is top of X windows. */
+ HWND hWndAbove = NULL;
+ DWORD dwCurrentProcessID = GetCurrentProcessId ();
+ DWORD dwWindowProcessID = 0;
+
+ for (hWndAbove = pWinPos->hwndInsertAfter;
+ hWndAbove != NULL;
+ hWndAbove = GetNextWindow (hWndAbove, GW_HWNDPREV))
+ {
+ /* Ignore other XWin process's window */
+ GetWindowThreadProcessId (hWndAbove, &dwWindowProcessID);
+
+ if ((dwWindowProcessID == dwCurrentProcessID)
+ && GetProp (hWndAbove, WIN_WINDOW_PROP)
+ && !IsWindowVisible (hWndAbove)
+ && !IsIconic (hWndAbove) ) /* ignore minimized windows */
+ break;
+ }
+ /* If this is top of X windows in Windows stack,
+ raise it in X stack. */
+ if (hWndAbove == NULL)
+ {
+#if CYGWINDOWING_DEBUG
+ winDebug ("\traise to top\n");
+#endif
+ winRaiseWindow(pWin);
+ }
+ }
+ }
+ }
+ /*
+ * Pass the message to DefWindowProc to let the function
+ * break down WM_WINDOWPOSCHANGED to WM_MOVE and WM_SIZE.
+ */
+ break;
+
+ case WM_SIZE:
+ /* see dix/window.c */
+#ifdef WINDBG
+ {
+ char buf[64];
+ switch (wParam)
+ {
+ case SIZE_MINIMIZED:
+ strcpy(buf, "SIZE_MINIMIZED");
+ break;
+ case SIZE_MAXIMIZED:
+ strcpy(buf, "SIZE_MAXIMIZED");
+ break;
+ case SIZE_RESTORED:
+ strcpy(buf, "SIZE_RESTORED");
+ break;
+ default:
+ strcpy(buf, "UNKNOWN_FLAG");
+ }
+ winDebug ("winTopLevelWindowProc - WM_SIZE to %dx%d (%s) - %d ms\n",
+ (int)LOWORD(lParam), (int)HIWORD(lParam), buf,
+ (int)(GetTickCount ()));
+ }
+#endif
+ /* Adjust the X Window to the moved Windows window */
+ winAdjustXWindow (pWin, hwnd);
+ if (wParam == SIZE_MINIMIZED) winReorderWindowsMultiWindow();
+ return 0; /* end of WM_SIZE handler */
+
+ case WM_STYLECHANGED:
+ /* when the style changes, adjust the window size so the client area remains the same */
+ {
+ LONG x,y;
+ DrawablePtr pDraw = &pWin->drawable;
+ x = pDraw->x - wBorderWidth(pWin);
+ y = pDraw->y - wBorderWidth(pWin);
+ winPositionWindowMultiWindow(pWin, x, y);
+ }
+ return 0;
+
+ case WM_MOUSEACTIVATE:
+
+ /* Check if this window needs to be made active when clicked */
+ if (!GetProp (pWinPriv->hWnd, WIN_NEEDMANAGE_PROP))
+ {
+ winDebug ("winTopLevelWindowProc - WM_MOUSEACTIVATE - "
+ "MA_NOACTIVATE\n");
+
+ /* */
+ return MA_NOACTIVATE;
+ }
+ break;
+
+ case WM_SETCURSOR:
+ if (LOWORD(lParam) == HTCLIENT)
+ {
+ if (!g_fSoftwareCursor) SetCursor (s_pScreenPriv->cursor.handle);
+ return TRUE;
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ ret = DefWindowProc (hwnd, message, wParam, lParam);
+ /*
+ * If the window was minized we get the stack change before the window is restored
+ * and so it gets lost. Ensure there stacking order is correct.
+ */
+ if (needRestack)
+ winReorderWindowsMultiWindow();
+ return ret;
+}
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