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Diffstat (limited to 'xorg-server/hw/xwin/winmultiwindowwndproc.c')
-rw-r--r--xorg-server/hw/xwin/winmultiwindowwndproc.c2101
1 files changed, 1046 insertions, 1055 deletions
diff --git a/xorg-server/hw/xwin/winmultiwindowwndproc.c b/xorg-server/hw/xwin/winmultiwindowwndproc.c
index d14ceee9c..10123c63a 100644
--- a/xorg-server/hw/xwin/winmultiwindowwndproc.c
+++ b/xorg-server/hw/xwin/winmultiwindowwndproc.c
@@ -1,1055 +1,1046 @@
-/*
- *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"
-
-/*
- * 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;
-
-#if CYGDEBUG
- winDebugWin32Message("winTopLevelWindowProc", hwnd, message, wParam, lParam);
-#endif
-
- /* 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;
-
-#if 0
- /*
- * Print some debugging information
- */
-
- ErrorF ("hWnd %08X\n", hwnd);
- ErrorF ("pWin %08X\n", pWin);
- ErrorF ("pDraw %08X\n", pDraw);
- ErrorF ("\ttype %08X\n", pWin->drawable.type);
- ErrorF ("\tclass %08X\n", pWin->drawable.class);
- ErrorF ("\tdepth %08X\n", pWin->drawable.depth);
- ErrorF ("\tbitsPerPixel %08X\n", pWin->drawable.bitsPerPixel);
- ErrorF ("\tid %08X\n", pWin->drawable.id);
- ErrorF ("\tx %08X\n", pWin->drawable.x);
- ErrorF ("\ty %08X\n", pWin->drawable.y);
- ErrorF ("\twidth %08X\n", pWin->drawable.width);
- ErrorF ("\thenght %08X\n", pWin->drawable.height);
- ErrorF ("\tpScreen %08X\n", pWin->drawable.pScreen);
- ErrorF ("\tserialNumber %08X\n", pWin->drawable.serialNumber);
- ErrorF ("g_iWindowPrivateKey %p\n", g_iWindowPrivateKey);
- ErrorF ("pWinPriv %08X\n", pWinPriv);
- ErrorF ("s_pScreenPriv %08X\n", s_pScreenPriv);
- ErrorF ("s_pScreenInfo %08X\n", s_pScreenInfo);
- ErrorF ("hwndScreen %08X\n", hwndScreen);
-#endif
- }
-
- /* 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)XMING_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;
-
-#if CYGWINDOWING_DEBUG
- 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;
- ErrorF ("\nCYGWINDOWING Dump:\n"
- "\tdrawable: (%hd, %hd) - %hdx%hd\n", pDraw->x,
- pDraw->y, pDraw->width, pDraw->height);
- ErrorF ("\twindPlace: (%ld, %ld) - %ldx%ld\n", pRect->left,
- pRect->top, pRect->right - pRect->left,
- pRect->bottom - pRect->top);
- if (GetClientRect (hwnd, &rc))
- {
- pRect = &rc;
- ErrorF ("\tClientRect: (%ld, %ld) - %ldx%ld\n", pRect->left,
- pRect->top, pRect->right - pRect->left,
- pRect->bottom - pRect->top);
- }
- if (GetWindowRect (hwnd, &rc))
- {
- pRect = &rc;
- ErrorF ("\tWindowRect: (%ld, %ld) - %ldx%ld\n", pRect->left,
- pRect->top, pRect->right - pRect->left,
- pRect->bottom - pRect->top);
- }
- ErrorF ("\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)
- if (!pWin || !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)
- {
- ErrorF ("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();
-#if CYGWINDOWING_DEBUG
- ErrorF ("overridden window is shown\n");
-#endif
- if (forHwnd != NULL)
- {
- if (GetWindowLongPtr(forHwnd, GWLP_USERDATA) & (LONG_PTR)XMING_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 */
-#if CYGWINDOWING_DEBUG
- {
- 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");
- }
- ErrorF ("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);
- return 0; /* end of WM_SIZE handler */
-
- case WM_MOUSEACTIVATE:
-
- /* Check if this window needs to be made active when clicked */
- if (!GetProp (pWinPriv->hWnd, WIN_NEEDMANAGE_PROP))
- {
-#if CYGMULTIWINDOW_DEBUG
- ErrorF ("winTopLevelWindowProc - WM_MOUSEACTIVATE - "
- "MA_NOACTIVATE\n");
-#endif
-
- /* */
- 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"
+
+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;
+
+#if CYGDEBUG
+ winDebugWin32Message("winTopLevelWindowProc", hwnd, message, wParam, lParam);
+#endif
+
+ /* 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;
+
+#if 0
+ /*
+ * Print some debugging information
+ */
+
+ ErrorF ("hWnd %08X\n", hwnd);
+ ErrorF ("pWin %08X\n", pWin);
+ ErrorF ("pDraw %08X\n", pDraw);
+ ErrorF ("\ttype %08X\n", pWin->drawable.type);
+ ErrorF ("\tclass %08X\n", pWin->drawable.class);
+ ErrorF ("\tdepth %08X\n", pWin->drawable.depth);
+ ErrorF ("\tbitsPerPixel %08X\n", pWin->drawable.bitsPerPixel);
+ ErrorF ("\tid %08X\n", pWin->drawable.id);
+ ErrorF ("\tx %08X\n", pWin->drawable.x);
+ ErrorF ("\ty %08X\n", pWin->drawable.y);
+ ErrorF ("\twidth %08X\n", pWin->drawable.width);
+ ErrorF ("\thenght %08X\n", pWin->drawable.height);
+ ErrorF ("\tpScreen %08X\n", pWin->drawable.pScreen);
+ ErrorF ("\tserialNumber %08X\n", pWin->drawable.serialNumber);
+ ErrorF ("g_iWindowPrivateKey %p\n", g_iWindowPrivateKey);
+ ErrorF ("pWinPriv %08X\n", pWinPriv);
+ ErrorF ("s_pScreenPriv %08X\n", s_pScreenPriv);
+ ErrorF ("s_pScreenInfo %08X\n", s_pScreenInfo);
+ ErrorF ("hwndScreen %08X\n", hwndScreen);
+#endif
+ }
+
+ /* 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)XMING_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;
+
+#if CYGWINDOWING_DEBUG
+ 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;
+ ErrorF ("\nCYGWINDOWING Dump:\n"
+ "\tdrawable: (%hd, %hd) - %hdx%hd\n", pDraw->x,
+ pDraw->y, pDraw->width, pDraw->height);
+ ErrorF ("\twindPlace: (%ld, %ld) - %ldx%ld\n", pRect->left,
+ pRect->top, pRect->right - pRect->left,
+ pRect->bottom - pRect->top);
+ if (GetClientRect (hwnd, &rc))
+ {
+ pRect = &rc;
+ ErrorF ("\tClientRect: (%ld, %ld) - %ldx%ld\n", pRect->left,
+ pRect->top, pRect->right - pRect->left,
+ pRect->bottom - pRect->top);
+ }
+ if (GetWindowRect (hwnd, &rc))
+ {
+ pRect = &rc;
+ ErrorF ("\tWindowRect: (%ld, %ld) - %ldx%ld\n", pRect->left,
+ pRect->top, pRect->right - pRect->left,
+ pRect->bottom - pRect->top);
+ }
+ ErrorF ("\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)
+ if (!pWin || !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)
+ {
+ ErrorF ("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();
+#if CYGWINDOWING_DEBUG
+ ErrorF ("overridden window is shown\n");
+#endif
+ if (forHwnd != NULL)
+ {
+ if (GetWindowLongPtr(forHwnd, GWLP_USERDATA) & (LONG_PTR)XMING_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 */
+#if CYGWINDOWING_DEBUG
+ {
+ 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");
+ }
+ ErrorF ("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);
+ return 0; /* end of WM_SIZE handler */
+
+ case WM_MOUSEACTIVATE:
+
+ /* Check if this window needs to be made active when clicked */
+ if (!GetProp (pWinPriv->hWnd, WIN_NEEDMANAGE_PROP))
+ {
+#if CYGMULTIWINDOW_DEBUG
+ ErrorF ("winTopLevelWindowProc - WM_MOUSEACTIVATE - "
+ "MA_NOACTIVATE\n");
+#endif
+
+ /* */
+ 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;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 05:17:01 +0000