diff options
Diffstat (limited to 'xorg-server/hw/xwin/winmultiwindowwm.c')
| -rw-r--r-- | xorg-server/hw/xwin/winmultiwindowwm.c | 3339 |
1 files changed, 1618 insertions, 1721 deletions
diff --git a/xorg-server/hw/xwin/winmultiwindowwm.c b/xorg-server/hw/xwin/winmultiwindowwm.c index 880ca6a1c..f4b396c48 100644 --- a/xorg-server/hw/xwin/winmultiwindowwm.c +++ b/xorg-server/hw/xwin/winmultiwindowwm.c @@ -1,1721 +1,1618 @@ -/* - *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved. - *Copyright (C) Colin Harrison 2005-2009 - * - *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 - * Colin Harrison - */ - -/* X headers */ -#ifdef HAVE_XWIN_CONFIG_H -#include <xwin-config.h> -#endif -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#ifdef __CYGWIN__ -#include <sys/select.h> -#endif -#include <fcntl.h> -#include <setjmp.h> -#define HANDLE void * -#include <pthread.h> -#undef HANDLE -#include <X11/X.h> -#include <X11/Xatom.h> -#include <X11/Xlib.h> -#include <X11/Xlocale.h> -#include <X11/Xproto.h> -#include <X11/Xutil.h> -#include <X11/cursorfont.h> -#include <X11/Xwindows.h> - -/* Local headers */ -#include "objbase.h" -#include "ddraw.h" -#include "winwindow.h" -#include "winprefs.h" -#include "window.h" -#include "pixmapstr.h" -#include "windowstr.h" - -#ifdef XWIN_MULTIWINDOWEXTWM -#include <X11/extensions/windowswmstr.h> -#else -/* We need the native HWND atom for intWM, so for consistency use the - same name as extWM would if we were building with enabled... */ -#define WINDOWSWM_NATIVE_HWND "_WINDOWSWM_NATIVE_HWND" -#endif - -extern void winDebug(const char *format, ...); -extern void winReshapeMultiWindow(WindowPtr pWin); -extern void winUpdateRgnMultiWindow(WindowPtr pWin); - -#ifndef CYGDEBUG -#define CYGDEBUG NO -#endif - -/* - * Constant defines - */ - -#define WIN_CONNECT_RETRIES 5 -#define WIN_CONNECT_DELAY 5 -#ifdef HAS_DEVWINDOWS -# define WIN_MSG_QUEUE_FNAME "/dev/windows" -#endif -#define WIN_JMP_OKAY 0 -#define WIN_JMP_ERROR_IO 2 - -/* - * Local structures - */ - -typedef struct _WMMsgNodeRec { - winWMMessageRec msg; - struct _WMMsgNodeRec *pNext; -} WMMsgNodeRec, *WMMsgNodePtr; - -typedef struct _WMMsgQueueRec { - struct _WMMsgNodeRec *pHead; - struct _WMMsgNodeRec *pTail; - pthread_mutex_t pmMutex; - pthread_cond_t pcNotEmpty; - int nQueueSize; -} WMMsgQueueRec, *WMMsgQueuePtr; - -typedef struct _WMInfo { - Display *pDisplay; - WMMsgQueueRec wmMsgQueue; - Atom atmWmProtos; - Atom atmWmDelete; - Atom atmPrivMap; - Bool fAllowOtherWM; -} WMInfoRec, *WMInfoPtr; - -typedef struct _WMProcArgRec { - DWORD dwScreen; - WMInfoPtr pWMInfo; - pthread_mutex_t *ppmServerStarted; -} WMProcArgRec, *WMProcArgPtr; - -typedef struct _XMsgProcArgRec { - Display *pDisplay; - DWORD dwScreen; - WMInfoPtr pWMInfo; - pthread_mutex_t *ppmServerStarted; - HWND hwndScreen; -} XMsgProcArgRec, *XMsgProcArgPtr; - - -/* - * References to external symbols - */ - -extern char *display; -extern void ErrorF (const char* /*f*/, ...); - -/* - * Prototypes for local functions - */ - -static void -PushMessage (WMMsgQueuePtr pQueue, WMMsgNodePtr pNode); - -static WMMsgNodePtr -PopMessage (WMMsgQueuePtr pQueue, WMInfoPtr pWMInfo); - -static Bool -InitQueue (WMMsgQueuePtr pQueue); - -static void -GetWindowName (Display * pDpy, Window iWin, char **ppName); - -static int -SendXMessage (Display *pDisplay, Window iWin, Atom atmType, long nData); - -static void -UpdateName (WMInfoPtr pWMInfo, Window iWindow); - -static void* -winMultiWindowWMProc (void* pArg); - -static int -winMultiWindowWMErrorHandler (Display *pDisplay, XErrorEvent *pErr); - -static int -winMultiWindowWMIOErrorHandler (Display *pDisplay); - -static void * -winMultiWindowXMsgProc (void *pArg); - -static int -winMultiWindowXMsgProcErrorHandler (Display *pDisplay, XErrorEvent *pErr); - -static int -winMultiWindowXMsgProcIOErrorHandler (Display *pDisplay); - -static int -winRedirectErrorHandler (Display *pDisplay, XErrorEvent *pErr); - -static void -winInitMultiWindowWM (WMInfoPtr pWMInfo, WMProcArgPtr pProcArg); - -#if 0 -static void -PreserveWin32Stack(WMInfoPtr pWMInfo, Window iWindow, UINT direction); -#endif - -static Bool -CheckAnotherWindowManager (Display *pDisplay, DWORD dwScreen); - -static void -winApplyHints (Display *pDisplay, Window iWindow, HWND hWnd, HWND *zstyle); - -void -winUpdateWindowPosition (HWND hWnd, Bool reshape, HWND *zstyle); - -/* - * Local globals - */ - -static jmp_buf g_jmpWMEntry; -static jmp_buf g_jmpXMsgProcEntry; -static Bool g_shutdown = FALSE; -static Bool redirectError = FALSE; -static Bool g_fAnotherWMRunning = FALSE; - -/* - * PushMessage - Push a message onto the queue - */ - -static void -PushMessage (WMMsgQueuePtr pQueue, WMMsgNodePtr pNode) -{ - - /* Lock the queue mutex */ - pthread_mutex_lock (&pQueue->pmMutex); - - pNode->pNext = NULL; - - if (pQueue->pTail != NULL) - { - pQueue->pTail->pNext = pNode; - } - pQueue->pTail = pNode; - - if (pQueue->pHead == NULL) - { - pQueue->pHead = pNode; - } - - -#if 0 - switch (pNode->msg.msg) - { - case WM_WM_MOVE: - ErrorF ("\tWM_WM_MOVE\n"); - break; - case WM_WM_SIZE: - ErrorF ("\tWM_WM_SIZE\n"); - break; - case WM_WM_RAISE: - ErrorF ("\tWM_WM_RAISE\n"); - break; - case WM_WM_LOWER: - ErrorF ("\tWM_WM_LOWER\n"); - break; - case WM_WM_MAP: - ErrorF ("\tWM_WM_MAP\n"); - break; - case WM_WM_MAP2: - ErrorF ("\tWM_WM_MAP2\n"); - break; - case WM_WM_MAP3: - ErrorF ("\tWM_WM_MAP3\n"); - break; - case WM_WM_UNMAP: - ErrorF ("\tWM_WM_UNMAP\n"); - break; - case WM_WM_KILL: - ErrorF ("\tWM_WM_KILL\n"); - break; - case WM_WM_ACTIVATE: - ErrorF ("\tWM_WM_ACTIVATE\n"); - break; - default: - ErrorF ("\tUnknown Message.\n"); - break; - } -#endif - - /* Increase the count of elements in the queue by one */ - ++(pQueue->nQueueSize); - - /* Release the queue mutex */ - pthread_mutex_unlock (&pQueue->pmMutex); - - /* Signal that the queue is not empty */ - pthread_cond_signal (&pQueue->pcNotEmpty); -} - - -#if CYGMULTIWINDOW_DEBUG -/* - * QueueSize - Return the size of the queue - */ - -static int -QueueSize (WMMsgQueuePtr pQueue) -{ - WMMsgNodePtr pNode; - int nSize = 0; - - /* Loop through all elements in the queue */ - for (pNode = pQueue->pHead; pNode != NULL; pNode = pNode->pNext) - ++nSize; - - return nSize; -} -#endif - - -/* - * PopMessage - Pop a message from the queue - */ - -static WMMsgNodePtr -PopMessage (WMMsgQueuePtr pQueue, WMInfoPtr pWMInfo) -{ - WMMsgNodePtr pNode; - - /* Lock the queue mutex */ - pthread_mutex_lock (&pQueue->pmMutex); - - /* Wait for --- */ - while (pQueue->pHead == NULL) - { - pthread_cond_wait (&pQueue->pcNotEmpty, &pQueue->pmMutex); - } - - pNode = pQueue->pHead; - if (pQueue->pHead != NULL) - { - pQueue->pHead = pQueue->pHead->pNext; - } - - if (pQueue->pTail == pNode) - { - pQueue->pTail = NULL; - } - - /* Drop the number of elements in the queue by one */ - --(pQueue->nQueueSize); - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("Queue Size %d %d\n", pQueue->nQueueSize, QueueSize(pQueue)); -#endif - - /* Release the queue mutex */ - pthread_mutex_unlock (&pQueue->pmMutex); - - return pNode; -} - - -#if 0 -/* - * HaveMessage - - */ - -static Bool -HaveMessage (WMMsgQueuePtr pQueue, UINT msg, Window iWindow) -{ - WMMsgNodePtr pNode; - - for (pNode = pQueue->pHead; pNode != NULL; pNode = pNode->pNext) - { - if (pNode->msg.msg==msg && pNode->msg.iWindow==iWindow) - return True; - } - - return False; -} -#endif - - -/* - * InitQueue - Initialize the Window Manager message queue - */ - -static -Bool -InitQueue (WMMsgQueuePtr pQueue) -{ - /* Check if the pQueue pointer is NULL */ - if (pQueue == NULL) - { - ErrorF ("InitQueue - pQueue is NULL. Exiting.\n"); - return FALSE; - } - - /* Set the head and tail to NULL */ - pQueue->pHead = NULL; - pQueue->pTail = NULL; - - /* There are no elements initially */ - pQueue->nQueueSize = 0; - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("InitQueue - Queue Size %d %d\n", pQueue->nQueueSize, - QueueSize(pQueue)); -#endif - - ErrorF ("InitQueue - Calling pthread_mutex_init\n"); - - /* Create synchronization objects */ - pthread_mutex_init (&pQueue->pmMutex, NULL); - - ErrorF ("InitQueue - pthread_mutex_init returned\n"); - ErrorF ("InitQueue - Calling pthread_cond_init\n"); - - pthread_cond_init (&pQueue->pcNotEmpty, NULL); - - ErrorF ("InitQueue - pthread_cond_init returned\n"); - - return TRUE; -} - - -/* - * GetWindowName - Retrieve the title of an X Window - */ - -static void -GetWindowName (Display *pDisplay, Window iWin, char **ppName) -{ - int nResult, nNum; - char **ppList; - XTextProperty xtpName; - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("GetWindowName\n"); -#endif - - /* Intialize ppName to NULL */ - *ppName = NULL; - - /* Try to get --- */ - nResult = XGetWMName (pDisplay, iWin, &xtpName); - if (!nResult || !xtpName.value || !xtpName.nitems) - { -#if CYGMULTIWINDOW_DEBUG - ErrorF ("GetWindowName - XGetWMName failed. No name.\n"); -#endif - return; - } - - /* */ - if (xtpName.encoding == XA_STRING) - { - /* */ - if (xtpName.value) - { - int size = xtpName.nitems * (xtpName.format >> 3); - *ppName = malloc(size + 1); - strncpy(*ppName, xtpName.value, size); - (*ppName)[size] = 0; - XFree (xtpName.value); - } - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("GetWindowName - XA_STRING %s\n", *ppName); -#endif - } - else - { - if (XmbTextPropertyToTextList (pDisplay, &xtpName, &ppList, &nNum) >= Success && nNum > 0 && *ppList) - { - *ppName = strdup (*ppList); - XFreeStringList (ppList); - } - XFree (xtpName.value); - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("GetWindowName - %s %s\n", - XGetAtomName (pDisplay, xtpName.encoding), *ppName); -#endif - } - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("GetWindowName - Returning\n"); -#endif -} - - -/* - * Send a message to the X server from the WM thread - */ - -static int -SendXMessage (Display *pDisplay, Window iWin, Atom atmType, long nData) -{ - XEvent e; - - /* Prepare the X event structure */ - e.type = ClientMessage; - e.xclient.window = iWin; - e.xclient.message_type = atmType; - e.xclient.format = 32; - e.xclient.data.l[0] = nData; - e.xclient.data.l[1] = CurrentTime; - - /* Send the event to X */ - return XSendEvent (pDisplay, iWin, False, NoEventMask, &e); -} - - -/* - * Updates the name of a HWND according to its X WM_NAME property - */ - -static void -UpdateName (WMInfoPtr pWMInfo, Window iWindow) -{ - char *pszName; - Atom atmType; - int fmtRet; - unsigned long items, remain; - HWND *retHwnd, hWnd; - XWindowAttributes attr; - - hWnd = 0; - - /* See if we can get the cached HWND for this window... */ - if (XGetWindowProperty (pWMInfo->pDisplay, - iWindow, - pWMInfo->atmPrivMap, - 0, - 1, - False, - XA_INTEGER,//pWMInfo->atmPrivMap, - &atmType, - &fmtRet, - &items, - &remain, - (unsigned char **) &retHwnd) == Success) - { - if (retHwnd) - { - hWnd = *retHwnd; - XFree (retHwnd); - } - } - - /* Some sanity checks */ - if (!hWnd) return; - if (!IsWindow (hWnd)) return; - - /* Set the Windows window name */ - GetWindowName (pWMInfo->pDisplay, iWindow, &pszName); - if (pszName) - { - /* Get the window attributes */ - XGetWindowAttributes (pWMInfo->pDisplay, - iWindow, - &attr); - if (!attr.override_redirect) - { - SetWindowText (hWnd, pszName); - winUpdateIcon (iWindow); - } - - free (pszName); - } -} - - -#if 0 -/* - * Fix up any differences between the X11 and Win32 window stacks - * starting at the window passed in - */ -static void -PreserveWin32Stack(WMInfoPtr pWMInfo, Window iWindow, UINT direction) -{ - Atom atmType; - int fmtRet; - unsigned long items, remain; - HWND hWnd, *retHwnd; - DWORD myWinProcID, winProcID; - Window xWindow; - WINDOWPLACEMENT wndPlace; - - hWnd = NULL; - /* See if we can get the cached HWND for this window... */ - if (XGetWindowProperty (pWMInfo->pDisplay, - iWindow, - pWMInfo->atmPrivMap, - 0, - 1, - False, - XA_INTEGER,//pWMInfo->atmPrivMap, - &atmType, - &fmtRet, - &items, - &remain, - (unsigned char **) &retHwnd) == Success) - { - if (retHwnd) - { - hWnd = *retHwnd; - XFree (retHwnd); - } - } - - if (!hWnd) return; - - GetWindowThreadProcessId (hWnd, &myWinProcID); - hWnd = GetNextWindow (hWnd, direction); - - while (hWnd) { - GetWindowThreadProcessId (hWnd, &winProcID); - if (winProcID == myWinProcID) - { - wndPlace.length = sizeof(WINDOWPLACEMENT); - GetWindowPlacement (hWnd, &wndPlace); - if ( !(wndPlace.showCmd==SW_HIDE || - wndPlace.showCmd==SW_MINIMIZE) ) - { - xWindow = (Window)GetProp (hWnd, WIN_WID_PROP); - if (xWindow) - { - if (direction==GW_HWNDPREV) - XRaiseWindow (pWMInfo->pDisplay, xWindow); - else - XLowerWindow (pWMInfo->pDisplay, xWindow); - } - } - } - hWnd = GetNextWindow(hWnd, direction); - } -} -#endif /* PreserveWin32Stack */ - - -/* - * winMultiWindowWMProc - */ - -static void * -winMultiWindowWMProc (void *pArg) -{ - WMProcArgPtr pProcArg = (WMProcArgPtr)pArg; - WMInfoPtr pWMInfo = pProcArg->pWMInfo; - - /* Initialize the Window Manager */ - winInitMultiWindowWM (pWMInfo, pProcArg); - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("winMultiWindowWMProc ()\n"); -#endif - - /* Loop until we explicity break out */ - for (;;) - { - WMMsgNodePtr pNode; - - if(g_fAnotherWMRunning)/* Another Window manager exists. */ - { - Sleep (1000); - continue; - } - - /* Pop a message off of our queue */ - pNode = PopMessage (&pWMInfo->wmMsgQueue, pWMInfo); - if (pNode == NULL) - { - /* Bail if PopMessage returns without a message */ - /* NOTE: Remember that PopMessage is a blocking function. */ - ErrorF ("winMultiWindowWMProc - Queue is Empty? Exiting.\n"); - pthread_exit (NULL); - } - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("winMultiWindowWMProc - %d ms MSG: %d ID: %d\n", - GetTickCount (), (int)pNode->msg.msg, (int)pNode->msg.dwID); -#endif - - /* Branch on the message type */ - switch (pNode->msg.msg) - { -#if 0 - case WM_WM_MOVE: - ErrorF ("\tWM_WM_MOVE\n"); - break; - - case WM_WM_SIZE: - ErrorF ("\tWM_WM_SIZE\n"); - break; -#endif - - case WM_WM_RAISE: -#if CYGMULTIWINDOW_DEBUG - ErrorF ("\tWM_WM_RAISE\n"); -#endif - /* Raise the window */ - XRaiseWindow (pWMInfo->pDisplay, pNode->msg.iWindow); -#if 0 - PreserveWin32Stack (pWMInfo, pNode->msg.iWindow, GW_HWNDPREV); -#endif - break; - - case WM_WM_LOWER: -#if CYGMULTIWINDOW_DEBUG - ErrorF ("\tWM_WM_LOWER\n"); -#endif - - /* Lower the window */ - XLowerWindow (pWMInfo->pDisplay, pNode->msg.iWindow); - break; - - case WM_WM_MAP: -#if CYGMULTIWINDOW_DEBUG - ErrorF ("\tWM_WM_MAP\n"); -#endif - /* Put a note as to the HWND associated with this Window */ - XChangeProperty (pWMInfo->pDisplay, - pNode->msg.iWindow, - pWMInfo->atmPrivMap, - XA_INTEGER,//pWMInfo->atmPrivMap, - 32, - PropModeReplace, - (unsigned char *) &(pNode->msg.hwndWindow), - 1); - UpdateName (pWMInfo, pNode->msg.iWindow); - winUpdateIcon (pNode->msg.iWindow); - break; - - case WM_WM_MAP2: -#if CYGMULTIWINDOW_DEBUG - ErrorF ("\tWM_WM_MAP2\n"); -#endif - XChangeProperty (pWMInfo->pDisplay, - pNode->msg.iWindow, - pWMInfo->atmPrivMap, - XA_INTEGER,//pWMInfo->atmPrivMap, - 32, - PropModeReplace, - (unsigned char *) &(pNode->msg.hwndWindow), - 1); - break; - - case WM_WM_MAP3: -#if CYGMULTIWINDOW_DEBUG - ErrorF ("\tWM_WM_MAP3\n"); -#endif - /* Put a note as to the HWND associated with this Window */ - XChangeProperty (pWMInfo->pDisplay, - pNode->msg.iWindow, - pWMInfo->atmPrivMap, - XA_INTEGER,//pWMInfo->atmPrivMap, - 32, - PropModeReplace, - (unsigned char *) &(pNode->msg.hwndWindow), - 1); - UpdateName (pWMInfo, pNode->msg.iWindow); - winUpdateIcon (pNode->msg.iWindow); - { - HWND zstyle = HWND_NOTOPMOST; - winApplyHints (pWMInfo->pDisplay, pNode->msg.iWindow, pNode->msg.hwndWindow, &zstyle); - winUpdateWindowPosition (pNode->msg.hwndWindow, TRUE, &zstyle); - } - break; - - case WM_WM_UNMAP: -#if CYGMULTIWINDOW_DEBUG - ErrorF ("\tWM_WM_UNMAP\n"); -#endif - - /* Unmap the window */ - XUnmapWindow (pWMInfo->pDisplay, pNode->msg.iWindow); - break; - - case WM_WM_KILL: -#if CYGMULTIWINDOW_DEBUG - ErrorF ("\tWM_WM_KILL\n"); -#endif - { - int i, n, found = 0; - Atom *protocols; - - /* --- */ - if (XGetWMProtocols (pWMInfo->pDisplay, - pNode->msg.iWindow, - &protocols, - &n)) - { - for (i = 0; i < n; ++i) - if (protocols[i] == pWMInfo->atmWmDelete) - ++found; - - XFree (protocols); - } - - /* --- */ - if (found) - SendXMessage (pWMInfo->pDisplay, - pNode->msg.iWindow, - pWMInfo->atmWmProtos, - pWMInfo->atmWmDelete); - else - XKillClient (pWMInfo->pDisplay, - pNode->msg.iWindow); - } - break; - - case WM_WM_ACTIVATE: -#if CYGMULTIWINDOW_DEBUG - ErrorF ("\tWM_WM_ACTIVATE\n"); -#endif - - /* Set the input focus */ - XSetInputFocus (pWMInfo->pDisplay, - pNode->msg.iWindow, - RevertToPointerRoot, - CurrentTime); - break; - - case WM_WM_NAME_EVENT: - UpdateName (pWMInfo, pNode->msg.iWindow); - break; - - case WM_WM_HINTS_EVENT: - winUpdateIcon (pNode->msg.iWindow); - break; - - case WM_WM_CHANGE_STATE: - /* Minimize the window in Windows */ - winMinimizeWindow (pNode->msg.iWindow); - break; - - default: - ErrorF ("winMultiWindowWMProc - Unknown Message. Exiting.\n"); - pthread_exit (NULL); - break; - } - - /* Free the retrieved message */ - free (pNode); - - /* Flush any pending events on our display */ - XFlush (pWMInfo->pDisplay); - } - - /* Free the condition variable */ - pthread_cond_destroy (&pWMInfo->wmMsgQueue.pcNotEmpty); - - /* Free the mutex variable */ - pthread_mutex_destroy (&pWMInfo->wmMsgQueue.pmMutex); - - /* Free the passed-in argument */ - free (pProcArg); - -#if CYGMULTIWINDOW_DEBUG - ErrorF("-winMultiWindowWMProc ()\n"); -#endif - return NULL; -} - - -/* - * X message procedure - */ - -static void * -winMultiWindowXMsgProc (void *pArg) -{ - winWMMessageRec msg; - XMsgProcArgPtr pProcArg = (XMsgProcArgPtr) pArg; - char pszDisplay[512]; - int iRetries; - XEvent event; - Atom atmWmName; - Atom atmWmHints; - Atom atmWmChange; - int iReturn; - XIconSize *xis; - - ErrorF ("winMultiWindowXMsgProc - Hello\n"); - - /* Check that argument pointer is not invalid */ - if (pProcArg == NULL) - { - ErrorF ("winMultiWindowXMsgProc - pProcArg is NULL. Exiting.\n"); - pthread_exit (NULL); - } - - ErrorF ("winMultiWindowXMsgProc - Calling pthread_mutex_lock ()\n"); - - /* Grab the server started mutex - pause until we get it */ - iReturn = pthread_mutex_lock (pProcArg->ppmServerStarted); - if (iReturn != 0) - { - ErrorF ("winMultiWindowXMsgProc - pthread_mutex_lock () failed: %d. " - "Exiting.\n", - iReturn); - pthread_exit (NULL); - } - - ErrorF ("winMultiWindowXMsgProc - pthread_mutex_lock () returned.\n"); - - /* Allow multiple threads to access Xlib */ - if (XInitThreads () == 0) - { - ErrorF ("winMultiWindowXMsgProc - XInitThreads () failed. Exiting.\n"); - pthread_exit (NULL); - } - - /* See if X supports the current locale */ - if (XSupportsLocale () == False) - { - ErrorF ("winMultiWindowXMsgProc - Locale not supported by X. " - "Exiting.\n"); - pthread_exit (NULL); - } - - /* Release the server started mutex */ - pthread_mutex_unlock (pProcArg->ppmServerStarted); - - ErrorF ("winMultiWindowXMsgProc - pthread_mutex_unlock () returned.\n"); - - /* Set jump point for IO Error exits */ - iReturn = setjmp (g_jmpXMsgProcEntry); - - /* Check if we should continue operations */ - if (iReturn != WIN_JMP_ERROR_IO - && iReturn != WIN_JMP_OKAY) - { - /* setjmp returned an unknown value, exit */ - ErrorF ("winInitMultiWindowXMsgProc - setjmp returned: %d. Exiting.\n", - iReturn); - pthread_exit (NULL); - } - else if (iReturn == WIN_JMP_ERROR_IO) - { - ErrorF ("winInitMultiWindowXMsgProc - Caught IO Error. Exiting.\n"); - pthread_exit (NULL); - } - - /* Install our error handler */ - XSetErrorHandler (winMultiWindowXMsgProcErrorHandler); - XSetIOErrorHandler (winMultiWindowXMsgProcIOErrorHandler); - - /* Setup the display connection string x */ - snprintf (pszDisplay, - 512, "127.0.0.1:%s.%d", display, (int)pProcArg->dwScreen); - - /* Print the display connection string */ - ErrorF ("winMultiWindowXMsgProc - DISPLAY=%s\n", pszDisplay); - - /* Use our generated cookie for authentication */ - winSetAuthorization(); - - /* Initialize retry count */ - iRetries = 0; - - /* Open the X display */ - do - { - /* Try to open the display */ - pProcArg->pDisplay = XOpenDisplay (pszDisplay); - if (pProcArg->pDisplay == NULL) - { - ErrorF ("winMultiWindowXMsgProc - Could not open display, try: %d, " - "sleeping: %d\n\f", - iRetries + 1, WIN_CONNECT_DELAY); - ++iRetries; - sleep (WIN_CONNECT_DELAY); - continue; - } - else - break; - } - while (pProcArg->pDisplay == NULL && iRetries < WIN_CONNECT_RETRIES); - - /* Make sure that the display opened */ - if (pProcArg->pDisplay == NULL) - { - ErrorF ("winMultiWindowXMsgProc - Failed opening the display. " - "Exiting.\n"); - pthread_exit (NULL); - } - - ErrorF ("winMultiWindowXMsgProc - XOpenDisplay () returned and " - "successfully opened the display.\n"); - - /* Check if another window manager is already running */ - g_fAnotherWMRunning = CheckAnotherWindowManager (pProcArg->pDisplay, pProcArg->dwScreen); - - if (g_fAnotherWMRunning && !pProcArg->pWMInfo->fAllowOtherWM) - { - ErrorF ("winMultiWindowXMsgProc - " - "another window manager is running. Exiting.\n"); - pthread_exit (NULL); - } - - /* Set up the supported icon sizes */ - xis = XAllocIconSize (); - if (xis) - { - xis->min_width = xis->min_height = 16; - xis->max_width = xis->max_height = 48; - xis->width_inc = xis->height_inc = 16; - XSetIconSizes (pProcArg->pDisplay, - RootWindow (pProcArg->pDisplay, pProcArg->dwScreen), - xis, - 1); - XFree (xis); - } - - atmWmName = XInternAtom (pProcArg->pDisplay, - "WM_NAME", - False); - atmWmHints = XInternAtom (pProcArg->pDisplay, - "WM_HINTS", - False); - atmWmChange = XInternAtom (pProcArg->pDisplay, - "WM_CHANGE_STATE", - False); - - /* - iiimxcf had a bug until 2009-04-27, assuming that the - WM_STATE atom exists, causing clients to fail with - a BadAtom X error if it doesn't. - - Since this is on in the default Solaris 10 install, - workaround this by making sure it does exist... - */ - XInternAtom(pProcArg->pDisplay, "WM_STATE", 0); - - /* Loop until we explicitly break out */ - while (1) - { - if (g_shutdown) - break; - - if (pProcArg->pWMInfo->fAllowOtherWM && !XPending (pProcArg->pDisplay)) - { - if (CheckAnotherWindowManager (pProcArg->pDisplay, pProcArg->dwScreen)) - { - if (!g_fAnotherWMRunning) - { - g_fAnotherWMRunning = TRUE; - SendMessage(*(HWND*)pProcArg->hwndScreen, WM_UNMANAGE, 0, 0); - } - } - else - { - if (g_fAnotherWMRunning) - { - g_fAnotherWMRunning = FALSE; - SendMessage(*(HWND*)pProcArg->hwndScreen, WM_MANAGE, 0, 0); - } - } - Sleep (500); - continue; - } - - /* Fetch next event */ - XNextEvent (pProcArg->pDisplay, &event); - - /* Branch on event type */ - if (event.type == CreateNotify) - { - XWindowAttributes attr; - - XSelectInput (pProcArg->pDisplay, - event.xcreatewindow.window, - PropertyChangeMask); - - /* Get the window attributes */ - XGetWindowAttributes (pProcArg->pDisplay, - event.xcreatewindow.window, - &attr); - - if (!attr.override_redirect) - XSetWindowBorderWidth(pProcArg->pDisplay, - event.xcreatewindow.window, - 0); - } - else if (event.type == MapNotify) - { - /* Fake a reparentNotify event as SWT/Motif expects a - Window Manager to reparent a top-level window when - it is mapped and waits until they do. - - We don't actually need to reparent, as the frame is - a native window, not an X window - - We do this on MapNotify, not MapRequest like a real - Window Manager would, so we don't have do get involved - in actually mapping the window via it's (non-existent) - parent... - - See sourceware bugzilla #9848 - */ - - XWindowAttributes attr; - Window root; - Window parent; - Window *children; - unsigned int nchildren; - - if (XGetWindowAttributes(event.xmap.display, - event.xmap.window, - &attr) && - XQueryTree(event.xmap.display, - event.xmap.window, - &root, &parent, &children, &nchildren)) - { - if (children) XFree(children); - - /* - It's a top-level window if the parent window is a root window - Only non-override_redirect windows can get reparented - */ - if ((attr.root == parent) && !event.xmap.override_redirect) - { - XEvent event_send; - - event_send.type = ReparentNotify; - event_send.xreparent.event = event.xmap.window; - event_send.xreparent.window = event.xmap.window; - event_send.xreparent.parent = parent; - event_send.xreparent.x = attr.x; - event_send.xreparent.y = attr.y; - - XSendEvent(event.xmap.display, - event.xmap.window, - True, StructureNotifyMask, - &event_send); - } - } - } - else if (event.type == PropertyNotify - && event.xproperty.atom == atmWmName) - { - memset (&msg, 0, sizeof (msg)); - - msg.msg = WM_WM_NAME_EVENT; - msg.iWindow = event.xproperty.window; - - /* Other fields ignored */ - winSendMessageToWM (pProcArg->pWMInfo, &msg); - } - else if (event.type == PropertyNotify - && event.xproperty.atom == atmWmHints) - { - memset (&msg, 0, sizeof (msg)); - - msg.msg = WM_WM_HINTS_EVENT; - msg.iWindow = event.xproperty.window; - - /* Other fields ignored */ - winSendMessageToWM (pProcArg->pWMInfo, &msg); - } - else if (event.type == ClientMessage - && event.xclient.message_type == atmWmChange - && event.xclient.data.l[0] == IconicState) - { - ErrorF ("winMultiWindowXMsgProc - WM_CHANGE_STATE - IconicState\n"); - - memset (&msg, 0, sizeof (msg)); - - msg.msg = WM_WM_CHANGE_STATE; - msg.iWindow = event.xclient.window; - - winSendMessageToWM (pProcArg->pWMInfo, &msg); - } - } - - XCloseDisplay (pProcArg->pDisplay); - pthread_exit (NULL); - return NULL; -} - - -/* - * winInitWM - Entry point for the X server to spawn - * the Window Manager thread. Called from - * winscrinit.c/winFinishScreenInitFB (). - */ - -Bool -winInitWM (void **ppWMInfo, - pthread_t *ptWMProc, - pthread_t *ptXMsgProc, - pthread_mutex_t *ppmServerStarted, - int dwScreen, - HWND hwndScreen, - BOOL allowOtherWM) -{ - WMProcArgPtr pArg = (WMProcArgPtr) malloc (sizeof(WMProcArgRec)); - WMInfoPtr pWMInfo = (WMInfoPtr) malloc (sizeof(WMInfoRec)); - XMsgProcArgPtr pXMsgArg = (XMsgProcArgPtr) malloc (sizeof(XMsgProcArgRec)); - - /* Bail if the input parameters are bad */ - if (pArg == NULL || pWMInfo == NULL) - { - ErrorF ("winInitWM - malloc failed.\n"); - return FALSE; - } - - /* Zero the allocated memory */ - ZeroMemory (pArg, sizeof (WMProcArgRec)); - ZeroMemory (pWMInfo, sizeof (WMInfoRec)); - ZeroMemory (pXMsgArg, sizeof (XMsgProcArgRec)); - - /* Set a return pointer to the Window Manager info structure */ - *ppWMInfo = pWMInfo; - pWMInfo->fAllowOtherWM = allowOtherWM; - - /* Setup the argument structure for the thread function */ - pArg->dwScreen = dwScreen; - pArg->pWMInfo = pWMInfo; - pArg->ppmServerStarted = ppmServerStarted; - - /* Intialize the message queue */ - if (!InitQueue (&pWMInfo->wmMsgQueue)) - { - ErrorF ("winInitWM - InitQueue () failed.\n"); - return FALSE; - } - - /* Spawn a thread for the Window Manager */ - if (pthread_create (ptWMProc, NULL, winMultiWindowWMProc, pArg)) - { - /* Bail if thread creation failed */ - ErrorF ("winInitWM - pthread_create failed for Window Manager.\n"); - return FALSE; - } - - /* Spawn the XNextEvent thread, will send messages to WM */ - pXMsgArg->dwScreen = dwScreen; - pXMsgArg->pWMInfo = pWMInfo; - pXMsgArg->ppmServerStarted = ppmServerStarted; - pXMsgArg->hwndScreen = hwndScreen; - if (pthread_create (ptXMsgProc, NULL, winMultiWindowXMsgProc, pXMsgArg)) - { - /* Bail if thread creation failed */ - ErrorF ("winInitWM - pthread_create failed on XMSG.\n"); - return FALSE; - } - -#if CYGDEBUG || YES - winDebug ("winInitWM - Returning.\n"); -#endif - - return TRUE; -} - - -/* - * Window manager thread - setup - */ - -static void -winInitMultiWindowWM (WMInfoPtr pWMInfo, WMProcArgPtr pProcArg) -{ - int iRetries = 0; - char pszDisplay[512]; - int iReturn; - - ErrorF ("winInitMultiWindowWM - Hello\n"); - - /* Check that argument pointer is not invalid */ - if (pProcArg == NULL) - { - ErrorF ("winInitMultiWindowWM - pProcArg is NULL. Exiting.\n"); - pthread_exit (NULL); - } - - ErrorF ("winInitMultiWindowWM - Calling pthread_mutex_lock ()\n"); - - /* Grab our garbage mutex to satisfy pthread_cond_wait */ - iReturn = pthread_mutex_lock (pProcArg->ppmServerStarted); - if (iReturn != 0) - { - ErrorF ("winInitMultiWindowWM - pthread_mutex_lock () failed: %d. " - "Exiting.\n", - iReturn); - pthread_exit (NULL); - } - - ErrorF ("winInitMultiWindowWM - pthread_mutex_lock () returned.\n"); - - /* Allow multiple threads to access Xlib */ - if (XInitThreads () == 0) - { - ErrorF ("winInitMultiWindowWM - XInitThreads () failed. Exiting.\n"); - pthread_exit (NULL); - } - - /* See if X supports the current locale */ - if (XSupportsLocale () == False) - { - ErrorF ("winInitMultiWindowWM - Locale not supported by X. Exiting.\n"); - pthread_exit (NULL); - } - - /* Release the server started mutex */ - pthread_mutex_unlock (pProcArg->ppmServerStarted); - - ErrorF ("winInitMultiWindowWM - pthread_mutex_unlock () returned.\n"); - - /* Set jump point for IO Error exits */ - iReturn = setjmp (g_jmpWMEntry); - - /* Check if we should continue operations */ - if (iReturn != WIN_JMP_ERROR_IO - && iReturn != WIN_JMP_OKAY) - { - /* setjmp returned an unknown value, exit */ - ErrorF ("winInitMultiWindowWM - setjmp returned: %d. Exiting.\n", - iReturn); - pthread_exit (NULL); - } - else if (iReturn == WIN_JMP_ERROR_IO) - { - ErrorF ("winInitMultiWindowWM - Caught IO Error. Exiting.\n"); - pthread_exit (NULL); - } - - /* Install our error handler */ - XSetErrorHandler (winMultiWindowWMErrorHandler); - XSetIOErrorHandler (winMultiWindowWMIOErrorHandler); - - /* Setup the display connection string x */ - snprintf (pszDisplay, - 512, - "127.0.0.1:%s.%d", - display, - (int) pProcArg->dwScreen); - - /* Print the display connection string */ - ErrorF ("winInitMultiWindowWM - DISPLAY=%s\n", pszDisplay); - - /* Use our generated cookie for authentication */ - winSetAuthorization(); - - /* Open the X display */ - do - { - /* Try to open the display */ - pWMInfo->pDisplay = XOpenDisplay (pszDisplay); - if (pWMInfo->pDisplay == NULL) - { - ErrorF ("winInitMultiWindowWM - Could not open display, try: %d, " - "sleeping: %d\n\f", - iRetries + 1, WIN_CONNECT_DELAY); - ++iRetries; - sleep (WIN_CONNECT_DELAY); - continue; - } - else - break; - } - while (pWMInfo->pDisplay == NULL && iRetries < WIN_CONNECT_RETRIES); - - /* Make sure that the display opened */ - if (pWMInfo->pDisplay == NULL) - { - ErrorF ("winInitMultiWindowWM - Failed opening the display. " - "Exiting.\n"); - pthread_exit (NULL); - } - - ErrorF ("winInitMultiWindowWM - XOpenDisplay () returned and " - "successfully opened the display.\n"); - - - /* Create some atoms */ - pWMInfo->atmWmProtos = XInternAtom (pWMInfo->pDisplay, - "WM_PROTOCOLS", - False); - pWMInfo->atmWmDelete = XInternAtom (pWMInfo->pDisplay, - "WM_DELETE_WINDOW", - False); - - pWMInfo->atmPrivMap = XInternAtom (pWMInfo->pDisplay, - WINDOWSWM_NATIVE_HWND, - False); - - - if (1) { - Cursor cursor = XCreateFontCursor (pWMInfo->pDisplay, XC_left_ptr); - if (cursor) - { - XDefineCursor (pWMInfo->pDisplay, DefaultRootWindow(pWMInfo->pDisplay), cursor); - XFreeCursor (pWMInfo->pDisplay, cursor); - } - } -} - - -/* - * winSendMessageToWM - Send a message from the X thread to the WM thread - */ - -void -winSendMessageToWM (void *pWMInfo, winWMMessagePtr pMsg) -{ - WMMsgNodePtr pNode; - -#if CYGMULTIWINDOW_DEBUG - ErrorF ("winSendMessageToWM ()\n"); -#endif - - pNode = (WMMsgNodePtr)malloc(sizeof(WMMsgNodeRec)); - if (pNode != NULL) - { - memcpy (&pNode->msg, pMsg, sizeof(winWMMessageRec)); - PushMessage (&((WMInfoPtr)pWMInfo)->wmMsgQueue, pNode); - } -} - - -/* - * Window manager error handler - */ - -static int -winMultiWindowWMErrorHandler (Display *pDisplay, XErrorEvent *pErr) -{ - char pszErrorMsg[100]; - - if (pErr->request_code == X_ChangeWindowAttributes - && pErr->error_code == BadAccess) - { - ErrorF ("winMultiWindowWMErrorHandler - ChangeWindowAttributes " - "BadAccess.\n"); - return 0; - } - - XGetErrorText (pDisplay, - pErr->error_code, - pszErrorMsg, - sizeof (pszErrorMsg)); - ErrorF ("winMultiWindowWMErrorHandler - ERROR: %s\n", pszErrorMsg); - - return 0; -} - - -/* - * Window manager IO error handler - */ - -static int -winMultiWindowWMIOErrorHandler (Display *pDisplay) -{ - ErrorF ("\nwinMultiWindowWMIOErrorHandler!\n\n"); - - if (g_shutdown) - pthread_exit(NULL); - - /* Restart at the main entry point */ - longjmp (g_jmpWMEntry, WIN_JMP_ERROR_IO); - - return 0; -} - - -/* - * X message procedure error handler - */ - -static int -winMultiWindowXMsgProcErrorHandler (Display *pDisplay, XErrorEvent *pErr) -{ - char pszErrorMsg[100]; - - XGetErrorText (pDisplay, - pErr->error_code, - pszErrorMsg, - sizeof (pszErrorMsg)); -#if CYGMULTIWINDOW_DEBUG - ErrorF ("winMultiWindowXMsgProcErrorHandler - ERROR: %s\n", pszErrorMsg); -#endif - - return 0; -} - - -/* - * X message procedure IO error handler - */ - -static int -winMultiWindowXMsgProcIOErrorHandler (Display *pDisplay) -{ - ErrorF ("\nwinMultiWindowXMsgProcIOErrorHandler!\n\n"); - - /* Restart at the main entry point */ - longjmp (g_jmpXMsgProcEntry, WIN_JMP_ERROR_IO); - - return 0; -} - - -/* - * Catch RedirectError to detect other window manager running - */ - -static int -winRedirectErrorHandler (Display *pDisplay, XErrorEvent *pErr) -{ - redirectError = TRUE; - return 0; -} - - -/* - * Check if another window manager is running - */ - -static Bool -CheckAnotherWindowManager (Display *pDisplay, DWORD dwScreen) -{ - /* - Try to select the events which only one client at a time is allowed to select. - If this causes an error, another window manager is already running... - */ - redirectError = FALSE; - XSetErrorHandler (winRedirectErrorHandler); - XSelectInput(pDisplay, RootWindow (pDisplay, dwScreen), - ResizeRedirectMask | SubstructureRedirectMask | ButtonPressMask); - XSync (pDisplay, 0); - XSetErrorHandler (winMultiWindowXMsgProcErrorHandler); - - /* - Side effect: select the events we are actually interested in... - */ - XSelectInput(pDisplay, RootWindow (pDisplay, dwScreen), SubstructureNotifyMask); - XSync (pDisplay, 0); - return redirectError; -} - -/* - * Notify the MWM thread we're exiting and not to reconnect - */ - -void -winDeinitMultiWindowWM (void) -{ - ErrorF ("winDeinitMultiWindowWM - Noting shutdown in progress\n"); - g_shutdown = TRUE; -} - -/* Windows window styles */ -#define HINT_NOFRAME (1l<<0) -#define HINT_BORDER (1L<<1) -#define HINT_SIZEBOX (1l<<2) -#define HINT_CAPTION (1l<<3) -/* These two are used on their own */ -#define HINT_MAX (1L<<0) -#define HINT_MIN (1L<<1) - -static void -winApplyHints (Display *pDisplay, Window iWindow, HWND hWnd, HWND *zstyle) -{ - static Atom windowState, motif_wm_hints, windowType; - static Atom hiddenState, fullscreenState, belowState, aboveState; - static Atom dockWindow; - static int generation; - Atom type, *pAtom = NULL; - int format; - unsigned long hint = 0, maxmin = 0, style, nitems = 0 , left = 0; - WindowPtr pWin = GetProp (hWnd, WIN_WINDOW_PROP); - - if (!hWnd) return; - if (!IsWindow (hWnd)) return; - - if (generation != serverGeneration) { - generation = serverGeneration; - windowState = XInternAtom(pDisplay, "_NET_WM_STATE", False); - motif_wm_hints = XInternAtom(pDisplay, "_MOTIF_WM_HINTS", False); - windowType = XInternAtom(pDisplay, "_NET_WM_WINDOW_TYPE", False); - hiddenState = XInternAtom(pDisplay, "_NET_WM_STATE_HIDDEN", False); - fullscreenState = XInternAtom(pDisplay, "_NET_WM_STATE_FULLSCREEN", False); - belowState = XInternAtom(pDisplay, "_NET_WM_STATE_BELOW", False); - aboveState = XInternAtom(pDisplay, "_NET_WM_STATE_ABOVE", False); - dockWindow = XInternAtom(pDisplay, "_NET_WM_WINDOW_TYPE_DOCK", False); - } - - if (XGetWindowProperty(pDisplay, iWindow, windowState, 0L, - 1L, False, XA_ATOM, &type, &format, - &nitems, &left, (unsigned char **)&pAtom) == Success) - { - if (pAtom && nitems == 1) - { - if (*pAtom == hiddenState) maxmin |= HINT_MIN; - else if (*pAtom == fullscreenState) maxmin |= HINT_MAX; - if (*pAtom == belowState) *zstyle = HWND_BOTTOM; - else if (*pAtom == aboveState) *zstyle = HWND_TOPMOST; - } - if (pAtom) XFree(pAtom); - } - - nitems = left = 0; - MwmHints *mwm_hint = NULL; - if (XGetWindowProperty(pDisplay, iWindow, motif_wm_hints, 0L, - PropMwmHintsElements, False, motif_wm_hints, &type, &format, - &nitems, &left, (unsigned char **)&mwm_hint) == Success) - { - if (mwm_hint && nitems == PropMwmHintsElements && (mwm_hint->flags & MwmHintsDecorations)) - { - if (!mwm_hint->decorations) hint |= HINT_NOFRAME; - else if (!(mwm_hint->decorations & MwmDecorAll)) - { - if (mwm_hint->decorations & MwmDecorBorder) hint |= HINT_BORDER; - if (mwm_hint->decorations & MwmDecorHandle) hint |= HINT_SIZEBOX; - if (mwm_hint->decorations & MwmDecorTitle) hint |= HINT_CAPTION; - } - } - if (mwm_hint) XFree(mwm_hint); - } - - nitems = left = 0; - pAtom = NULL; - if (XGetWindowProperty(pDisplay, iWindow, windowType, 0L, - 1L, False, XA_ATOM, &type, &format, - &nitems, &left, (unsigned char **)&pAtom) == Success) - { - if (pAtom && nitems == 1) - { - if (*pAtom == dockWindow) - { - hint = (hint & ~HINT_NOFRAME) | HINT_SIZEBOX; /* Xming puts a sizebox on dock windows */ - *zstyle = HWND_TOPMOST; - } - } - if (pAtom) XFree(pAtom); - } - - /* Apply Styles, overriding hint settings from above */ - style = winOverrideStyle((unsigned long)pWin); - if (style & STYLE_TOPMOST) *zstyle = HWND_TOPMOST; - else if (style & STYLE_MAXIMIZE) maxmin = (hint & ~HINT_MIN) | HINT_MAX; - else if (style & STYLE_MINIMIZE) maxmin = (hint & ~HINT_MAX) | HINT_MIN; - else if (style & STYLE_BOTTOM) *zstyle = HWND_BOTTOM; - - if (maxmin & HINT_MAX) SendMessage(hWnd, WM_SYSCOMMAND, SC_MAXIMIZE, 0); - else if (maxmin & HINT_MIN) SendMessage(hWnd, WM_SYSCOMMAND, SC_MINIMIZE, 0); - - if (style & STYLE_NOTITLE) - hint = (hint & ~HINT_NOFRAME & ~HINT_BORDER & ~HINT_CAPTION) | HINT_SIZEBOX; - else if (style & STYLE_OUTLINE) - hint = (hint & ~HINT_NOFRAME & ~HINT_SIZEBOX & ~HINT_CAPTION) | HINT_BORDER; - else if (style & STYLE_NOFRAME) - hint = (hint & ~HINT_BORDER & ~HINT_CAPTION & ~HINT_SIZEBOX) | HINT_NOFRAME; - - style = GetWindowLongPtr(hWnd, GWL_STYLE) & ~WS_CAPTION & ~WS_SIZEBOX; /* Just in case */ - if (!style) return; - if (!hint) /* All on, but no resize of children is allowed */ - style = style | WS_CAPTION | (GetParent(hWnd) ? 0 : WS_SIZEBOX); - else if (hint & HINT_NOFRAME); /* All off, so do nothing */ - else style = style | ((hint & HINT_BORDER) ? WS_BORDER : 0) | - ((hint & HINT_SIZEBOX) ? (GetParent(hWnd) ? 0 : WS_SIZEBOX) : 0) | - ((hint & HINT_CAPTION) ? WS_CAPTION : 0); - SetWindowLongPtr (hWnd, GWL_STYLE, style); -} - -void -winUpdateWindowPosition (HWND hWnd, Bool reshape, HWND *zstyle) -{ - int iX, iY, iWidth, iHeight; - int iDx, iDy; - RECT rcNew; - WindowPtr pWin = GetProp (hWnd, WIN_WINDOW_PROP); - DrawablePtr pDraw = NULL; - - if (!pWin) return; - pDraw = &pWin->drawable; - if (!pDraw) return; - - /* Get the X and Y location of the X window */ - iX = pWin->drawable.x + GetSystemMetrics (SM_XVIRTUALSCREEN); - iY = pWin->drawable.y + GetSystemMetrics (SM_YVIRTUALSCREEN); - - /* Get the height and width of the X window */ - iWidth = pWin->drawable.width; - iHeight = pWin->drawable.height; - - /* Setup a rectangle with the X window position and size */ - SetRect (&rcNew, iX, iY, iX + iWidth, iY + iHeight); - -#if 0 - ErrorF ("winUpdateWindowPosition - (%d, %d)-(%d, %d)\n", - rcNew.left, rcNew.top, - rcNew.right, rcNew.bottom); -#endif - - AdjustWindowRectEx (&rcNew, GetWindowLongPtr (hWnd, GWL_STYLE), FALSE, WS_EX_APPWINDOW); - - /* Don't allow window decoration to disappear off to top-left as a result of this adjustment */ - if (rcNew.left < GetSystemMetrics(SM_XVIRTUALSCREEN)) - { - iDx = GetSystemMetrics(SM_XVIRTUALSCREEN) - rcNew.left; - rcNew.left += iDx; - rcNew.right += iDx; - } - - if (rcNew.top < GetSystemMetrics(SM_YVIRTUALSCREEN)) - { - iDy = GetSystemMetrics(SM_YVIRTUALSCREEN) - rcNew.top; - rcNew.top += iDy; - rcNew.bottom += iDy; - } - -#if 0 - ErrorF ("winUpdateWindowPosition - (%d, %d)-(%d, %d)\n", - rcNew.left, rcNew.top, - rcNew.right, rcNew.bottom); -#endif - - /* Position the Windows window */ - SetWindowPos (hWnd, *zstyle, rcNew.left, rcNew.top, - rcNew.right - rcNew.left, rcNew.bottom - rcNew.top, - 0); - - if (reshape) - { - winReshapeMultiWindow(pWin); - winUpdateRgnMultiWindow(pWin); - } -} +/*
+ *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
+ *Copyright (C) Colin Harrison 2005-2009
+ *
+ *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
+ * Colin Harrison
+ */
+
+/* X headers */
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#ifdef __CYGWIN__
+#include <sys/select.h>
+#endif
+#include <fcntl.h>
+#include <setjmp.h>
+#define HANDLE void *
+#ifdef _MSC_VER
+typedef int pid_t;
+#endif
+#include <pthread.h>
+#undef HANDLE
+#include <X11/X.h>
+#include <X11/Xatom.h>
+#include <X11/Xlib.h>
+#include <X11/Xlocale.h>
+#include <X11/Xproto.h>
+#include <X11/Xutil.h>
+#include <X11/cursorfont.h>
+#include <X11/Xwindows.h>
+
+/* Local headers */
+#include "objbase.h"
+#include "ddraw.h"
+#include "winwindow.h"
+#include "winprefs.h"
+#include "window.h"
+#include "pixmapstr.h"
+#include "winmsg.h"
+#include "windowstr.h"
+
+#ifdef XWIN_MULTIWINDOWEXTWM
+#include <X11/extensions/windowswmstr.h>
+#else
+/* We need the native HWND atom for intWM, so for consistency use the
+ same name as extWM would if we were building with enabled... */
+#define WINDOWSWM_NATIVE_HWND "_WINDOWSWM_NATIVE_HWND"
+#endif
+
+extern void winDebug(const char *format, ...);
+extern void winReshapeMultiWindow(WindowPtr pWin);
+extern void winUpdateRgnMultiWindow(WindowPtr pWin);
+
+/*
+ * Constant defines
+ */
+
+#define WIN_CONNECT_RETRIES 5
+#define WIN_CONNECT_DELAY 5
+#ifdef HAS_DEVWINDOWS
+# define WIN_MSG_QUEUE_FNAME "/dev/windows"
+#endif
+#define WIN_JMP_OKAY 0
+#define WIN_JMP_ERROR_IO 2
+
+/*
+ * Local structures
+ */
+
+typedef struct _WMMsgNodeRec {
+ winWMMessageRec msg;
+ struct _WMMsgNodeRec *pNext;
+} WMMsgNodeRec, *WMMsgNodePtr;
+
+typedef struct _WMMsgQueueRec {
+ struct _WMMsgNodeRec *pHead;
+ struct _WMMsgNodeRec *pTail;
+ pthread_mutex_t pmMutex;
+ pthread_cond_t pcNotEmpty;
+ int nQueueSize;
+} WMMsgQueueRec, *WMMsgQueuePtr;
+
+typedef struct _WMInfo {
+ Display *pDisplay;
+ WMMsgQueueRec wmMsgQueue;
+ Atom atmWmProtos;
+ Atom atmWmDelete;
+ Atom atmPrivMap;
+ Bool fAllowOtherWM;
+} WMInfoRec, *WMInfoPtr;
+
+typedef struct _WMProcArgRec {
+ DWORD dwScreen;
+ WMInfoPtr pWMInfo;
+ pthread_mutex_t *ppmServerStarted;
+} WMProcArgRec, *WMProcArgPtr;
+
+typedef struct _XMsgProcArgRec {
+ Display *pDisplay;
+ DWORD dwScreen;
+ WMInfoPtr pWMInfo;
+ pthread_mutex_t *ppmServerStarted;
+ HWND hwndScreen;
+} XMsgProcArgRec, *XMsgProcArgPtr;
+
+
+/*
+ * References to external symbols
+ */
+
+extern char *display;
+extern void ErrorF (const char* /*f*/, ...);
+
+/*
+ * Prototypes for local functions
+ */
+
+static void
+PushMessage (WMMsgQueuePtr pQueue, WMMsgNodePtr pNode);
+
+static WMMsgNodePtr
+PopMessage (WMMsgQueuePtr pQueue, WMInfoPtr pWMInfo);
+
+static Bool
+InitQueue (WMMsgQueuePtr pQueue);
+
+static void
+GetWindowName (Display * pDpy, Window iWin, wchar_t **ppName);
+
+static int
+SendXMessage (Display *pDisplay, Window iWin, Atom atmType, long nData);
+
+static void
+UpdateName (WMInfoPtr pWMInfo, Window iWindow);
+
+static void*
+winMultiWindowWMProc (void* pArg);
+
+static int
+winMultiWindowWMErrorHandler (Display *pDisplay, XErrorEvent *pErr);
+
+static int
+winMultiWindowWMIOErrorHandler (Display *pDisplay);
+
+static void *
+winMultiWindowXMsgProc (void *pArg);
+
+static int
+winMultiWindowXMsgProcErrorHandler (Display *pDisplay, XErrorEvent *pErr);
+
+static int
+winMultiWindowXMsgProcIOErrorHandler (Display *pDisplay);
+
+static int
+winRedirectErrorHandler (Display *pDisplay, XErrorEvent *pErr);
+
+static void
+winInitMultiWindowWM (WMInfoPtr pWMInfo, WMProcArgPtr pProcArg);
+
+static Bool
+CheckAnotherWindowManager (Display *pDisplay, DWORD dwScreen);
+
+static void
+winApplyHints (Display *pDisplay, Window iWindow, HWND hWnd, HWND *zstyle);
+
+void
+winUpdateWindowPosition (HWND hWnd, Bool reshape, HWND *zstyle);
+
+/*
+ * Local globals
+ */
+
+static jmp_buf g_jmpWMEntry;
+static jmp_buf g_jmpXMsgProcEntry;
+static Bool g_shutdown = FALSE;
+static Bool redirectError = FALSE;
+static Bool g_fAnotherWMRunning = FALSE;
+
+/*
+ * PushMessage - Push a message onto the queue
+ */
+
+static void
+PushMessage (WMMsgQueuePtr pQueue, WMMsgNodePtr pNode)
+{
+
+ /* Lock the queue mutex */
+ pthread_mutex_lock (&pQueue->pmMutex);
+
+ pNode->pNext = NULL;
+
+ if (pQueue->pTail != NULL)
+ {
+ pQueue->pTail->pNext = pNode;
+ }
+ pQueue->pTail = pNode;
+
+ if (pQueue->pHead == NULL)
+ {
+ pQueue->pHead = pNode;
+ }
+
+ /* Increase the count of elements in the queue by one */
+ ++(pQueue->nQueueSize);
+
+ /* Release the queue mutex */
+ pthread_mutex_unlock (&pQueue->pmMutex);
+
+ /* Signal that the queue is not empty */
+ pthread_cond_signal (&pQueue->pcNotEmpty);
+}
+
+
+#ifdef WINDBG
+/*
+ * QueueSize - Return the size of the queue
+ */
+
+static int
+QueueSize (WMMsgQueuePtr pQueue)
+{
+ WMMsgNodePtr pNode;
+ int nSize = 0;
+
+ /* Loop through all elements in the queue */
+ for (pNode = pQueue->pHead; pNode != NULL; pNode = pNode->pNext)
+ ++nSize;
+
+ return nSize;
+}
+#endif
+
+
+/*
+ * PopMessage - Pop a message from the queue
+ */
+
+static WMMsgNodePtr
+PopMessage (WMMsgQueuePtr pQueue, WMInfoPtr pWMInfo)
+{
+ WMMsgNodePtr pNode;
+
+ /* Lock the queue mutex */
+ pthread_mutex_lock (&pQueue->pmMutex);
+
+ /* Wait for --- */
+ while (pQueue->pHead == NULL)
+ {
+ pthread_cond_wait (&pQueue->pcNotEmpty, &pQueue->pmMutex);
+ }
+
+ pNode = pQueue->pHead;
+ if (pQueue->pHead != NULL)
+ {
+ pQueue->pHead = pQueue->pHead->pNext;
+ }
+
+ if (pQueue->pTail == pNode)
+ {
+ pQueue->pTail = NULL;
+ }
+
+ /* Drop the number of elements in the queue by one */
+ --(pQueue->nQueueSize);
+
+ winDebug ("Queue Size %d %d\n", pQueue->nQueueSize, QueueSize(pQueue));
+
+ /* Release the queue mutex */
+ pthread_mutex_unlock (&pQueue->pmMutex);
+
+ return pNode;
+}
+
+
+#if 0
+/*
+ * HaveMessage -
+ */
+
+static Bool
+HaveMessage (WMMsgQueuePtr pQueue, UINT msg, Window iWindow)
+{
+ WMMsgNodePtr pNode;
+
+ for (pNode = pQueue->pHead; pNode != NULL; pNode = pNode->pNext)
+ {
+ if (pNode->msg.msg==msg && pNode->msg.iWindow==iWindow)
+ return True;
+ }
+
+ return False;
+}
+#endif
+
+
+/*
+ * InitQueue - Initialize the Window Manager message queue
+ */
+
+static
+Bool
+InitQueue (WMMsgQueuePtr pQueue)
+{
+ /* Check if the pQueue pointer is NULL */
+ if (pQueue == NULL)
+ {
+ ErrorF ("InitQueue - pQueue is NULL. Exiting.\n");
+ return FALSE;
+ }
+
+ /* Set the head and tail to NULL */
+ pQueue->pHead = NULL;
+ pQueue->pTail = NULL;
+
+ /* There are no elements initially */
+ pQueue->nQueueSize = 0;
+
+ winDebug ("InitQueue - Queue Size %d %d\n", pQueue->nQueueSize,
+ QueueSize(pQueue));
+
+ winDebug ("InitQueue - Calling pthread_mutex_init\n");
+
+ /* Create synchronization objects */
+ pthread_mutex_init (&pQueue->pmMutex, NULL);
+
+ winDebug ("InitQueue - pthread_mutex_init returned\n");
+ winDebug ("InitQueue - Calling pthread_cond_init\n");
+
+ pthread_cond_init (&pQueue->pcNotEmpty, NULL);
+
+ winDebug ("InitQueue - pthread_cond_init returned\n");
+
+ return TRUE;
+}
+
+
+/*
+ * GetWindowName - Retrieve the title of an X Window
+ */
+
+static void
+GetWindowName (Display *pDisplay, Window iWin, wchar_t **ppName)
+{
+ int nResult, nNum;
+ char **ppList;
+ char *pszReturnData;
+ int iLen, i;
+ XTextProperty xtpName;
+
+ winDebug ("GetWindowName\n");
+
+ /* Intialize ppName to NULL */
+ *ppName = NULL;
+
+ /* Try to get --- */
+ nResult = XGetWMName (pDisplay, iWin, &xtpName);
+ if (!nResult || !xtpName.value || !xtpName.nitems)
+ {
+ ErrorF ("GetWindowName - XGetWMName failed. No name.\n");
+ return;
+ }
+
+ if (Xutf8TextPropertyToTextList (pDisplay, &xtpName, &ppList, &nNum) >= Success && nNum > 0 && *ppList)
+ {
+ iLen = 0;
+ for (i = 0; i < nNum; i++) iLen += strlen(ppList[i]);
+ pszReturnData = (char *) malloc (iLen + 1);
+ pszReturnData[0] = '\0';
+ for (i = 0; i < nNum; i++) strcat (pszReturnData, ppList[i]);
+ }
+ else
+ {
+ pszReturnData = (char *) malloc (1);
+ pszReturnData[0] = '\0';
+ }
+ iLen = MultiByteToWideChar (CP_UTF8, 0, pszReturnData, -1, NULL, 0);
+ *ppName = (wchar_t*)malloc(sizeof(wchar_t)*(iLen + 1));
+ MultiByteToWideChar (CP_UTF8, 0, pszReturnData, -1, *ppName, iLen);
+ XFree (xtpName.value);
+ if (ppList) XFreeStringList (ppList);
+ free (pszReturnData);
+
+ winDebug ("GetWindowName - Returning\n");
+}
+
+
+/*
+ * Send a message to the X server from the WM thread
+ */
+
+static int
+SendXMessage (Display *pDisplay, Window iWin, Atom atmType, long nData)
+{
+ XEvent e;
+
+ /* Prepare the X event structure */
+ e.type = ClientMessage;
+ e.xclient.window = iWin;
+ e.xclient.message_type = atmType;
+ e.xclient.format = 32;
+ e.xclient.data.l[0] = nData;
+ e.xclient.data.l[1] = CurrentTime;
+
+ /* Send the event to X */
+ return XSendEvent (pDisplay, iWin, False, NoEventMask, &e);
+}
+
+
+/*
+ * Updates the name of a HWND according to its X WM_NAME property
+ */
+
+static void
+UpdateName (WMInfoPtr pWMInfo, Window iWindow)
+{
+ wchar_t *pszName;
+ Atom atmType;
+ int fmtRet;
+ unsigned long items, remain;
+ HWND *retHwnd, hWnd;
+ XWindowAttributes attr;
+
+ hWnd = 0;
+
+ /* See if we can get the cached HWND for this window... */
+ if (XGetWindowProperty (pWMInfo->pDisplay,
+ iWindow,
+ pWMInfo->atmPrivMap,
+ 0,
+ 1,
+ False,
+ XA_INTEGER,//pWMInfo->atmPrivMap,
+ &atmType,
+ &fmtRet,
+ &items,
+ &remain,
+ (unsigned char **) &retHwnd) == Success)
+ {
+ if (retHwnd)
+ {
+ hWnd = *retHwnd;
+ XFree (retHwnd);
+ }
+ }
+
+ /* Some sanity checks */
+ if (!hWnd) return;
+ if (!IsWindow (hWnd)) return;
+
+ /* Set the Windows window name */
+ GetWindowName (pWMInfo->pDisplay, iWindow, &pszName);
+ if (pszName)
+ {
+ /* Get the window attributes */
+ XGetWindowAttributes (pWMInfo->pDisplay,
+ iWindow,
+ &attr);
+ if (!attr.override_redirect)
+ {
+ SetWindowTextW (hWnd, pszName);
+ winUpdateIcon (iWindow);
+ }
+
+ free (pszName);
+ }
+}
+
+
+#if 0
+/*
+ * Fix up any differences between the X11 and Win32 window stacks
+ * starting at the window passed in
+ */
+static void
+PreserveWin32Stack(WMInfoPtr pWMInfo, Window iWindow, UINT direction)
+{
+ Atom atmType;
+ int fmtRet;
+ unsigned long items, remain;
+ HWND hWnd, *retHwnd;
+ DWORD myWinProcID, winProcID;
+ Window xWindow;
+ WINDOWPLACEMENT wndPlace;
+
+ hWnd = NULL;
+ /* See if we can get the cached HWND for this window... */
+ if (XGetWindowProperty (pWMInfo->pDisplay,
+ iWindow,
+ pWMInfo->atmPrivMap,
+ 0,
+ 1,
+ False,
+ XA_INTEGER,//pWMInfo->atmPrivMap,
+ &atmType,
+ &fmtRet,
+ &items,
+ &remain,
+ (unsigned char **) &retHwnd) == Success)
+ {
+ if (retHwnd)
+ {
+ hWnd = *retHwnd;
+ XFree (retHwnd);
+ }
+ }
+
+ if (!hWnd) return;
+
+ GetWindowThreadProcessId (hWnd, &myWinProcID);
+ hWnd = GetNextWindow (hWnd, direction);
+
+ while (hWnd) {
+ GetWindowThreadProcessId (hWnd, &winProcID);
+ if (winProcID == myWinProcID)
+ {
+ wndPlace.length = sizeof(WINDOWPLACEMENT);
+ GetWindowPlacement (hWnd, &wndPlace);
+ if ( !(wndPlace.showCmd==SW_HIDE ||
+ wndPlace.showCmd==SW_MINIMIZE) )
+ {
+ xWindow = (Window)GetProp (hWnd, WIN_WID_PROP);
+ if (xWindow)
+ {
+ if (direction==GW_HWNDPREV)
+ XRaiseWindow (pWMInfo->pDisplay, xWindow);
+ else
+ XLowerWindow (pWMInfo->pDisplay, xWindow);
+ }
+ }
+ }
+ hWnd = GetNextWindow(hWnd, direction);
+ }
+}
+#endif /* PreserveWin32Stack */
+
+
+/*
+ * winMultiWindowWMProc
+ */
+
+static void *
+winMultiWindowWMProc (void *pArg)
+{
+ WMProcArgPtr pProcArg = (WMProcArgPtr)pArg;
+ WMInfoPtr pWMInfo = pProcArg->pWMInfo;
+
+ /* Initialize the Window Manager */
+ winInitMultiWindowWM (pWMInfo, pProcArg);
+
+ winDebug ("winMultiWindowWMProc ()\n");
+
+ /* Loop until we explicity break out */
+ for (;;)
+ {
+ WMMsgNodePtr pNode;
+
+ if(g_fAnotherWMRunning)/* Another Window manager exists. */
+ {
+ Sleep (1000);
+ continue;
+ }
+
+ /* Pop a message off of our queue */
+ pNode = PopMessage (&pWMInfo->wmMsgQueue, pWMInfo);
+ if (pNode == NULL)
+ {
+ /* Bail if PopMessage returns without a message */
+ /* NOTE: Remember that PopMessage is a blocking function. */
+ ErrorF ("winMultiWindowWMProc - Queue is Empty? Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ winDebug ("winMultiWindowWMProc - %d ms MSG: %d ID: %d\n",
+ GetTickCount (), (int)pNode->msg.msg, (int)pNode->msg.dwID);
+
+ /* Branch on the message type */
+ switch (pNode->msg.msg)
+ {
+ case WM_WM_RAISE:
+ winDebug ("\tWM_WM_RAISE\n");
+ /* Raise the window */
+ XRaiseWindow (pWMInfo->pDisplay, pNode->msg.iWindow);
+ break;
+
+ case WM_WM_LOWER:
+ winDebug ("\tWM_WM_LOWER\n");
+
+ /* Lower the window */
+ XLowerWindow (pWMInfo->pDisplay, pNode->msg.iWindow);
+ break;
+
+ case WM_WM_MAP:
+ winDebug ("\tWM_WM_MAP\n");
+ /* Put a note as to the HWND associated with this Window */
+ XChangeProperty (pWMInfo->pDisplay,
+ pNode->msg.iWindow,
+ pWMInfo->atmPrivMap,
+ XA_INTEGER,//pWMInfo->atmPrivMap,
+ 32,
+ PropModeReplace,
+ (unsigned char *) &(pNode->msg.hwndWindow),
+ 1);
+ UpdateName (pWMInfo, pNode->msg.iWindow);
+ winUpdateIcon (pNode->msg.iWindow);
+ {
+ HWND zstyle = HWND_NOTOPMOST;
+ winApplyHints (pWMInfo->pDisplay, pNode->msg.iWindow, pNode->msg.hwndWindow, &zstyle);
+ winUpdateWindowPosition (pNode->msg.hwndWindow, TRUE, &zstyle);
+ }
+ break;
+
+ case WM_WM_MAP2:
+ winDebug ("\tWM_WM_MAP2\n");
+
+ XChangeProperty (pWMInfo->pDisplay,
+ pNode->msg.iWindow,
+ pWMInfo->atmPrivMap,
+ XA_INTEGER,//pWMInfo->atmPrivMap,
+ 32,
+ PropModeReplace,
+ (unsigned char *) &(pNode->msg.hwndWindow),
+ 1);
+ break;
+
+ case WM_WM_MAP3:
+ winDebug ("\tWM_WM_MAP3\n");
+
+ /* Put a note as to the HWND associated with this Window */
+ XChangeProperty (pWMInfo->pDisplay,
+ pNode->msg.iWindow,
+ pWMInfo->atmPrivMap,
+ XA_INTEGER,//pWMInfo->atmPrivMap,
+ 32,
+ PropModeReplace,
+ (unsigned char *) &(pNode->msg.hwndWindow),
+ 1);
+ UpdateName (pWMInfo, pNode->msg.iWindow);
+ winUpdateIcon (pNode->msg.iWindow);
+ {
+ HWND zstyle = HWND_NOTOPMOST;
+ winApplyHints (pWMInfo->pDisplay, pNode->msg.iWindow, pNode->msg.hwndWindow, &zstyle);
+ winUpdateWindowPosition (pNode->msg.hwndWindow, TRUE, &zstyle);
+ }
+ break;
+
+ case WM_WM_UNMAP:
+ winDebug ("\tWM_WM_UNMAP\n");
+
+ /* Unmap the window */
+ XUnmapWindow (pWMInfo->pDisplay, pNode->msg.iWindow);
+ break;
+
+ case WM_WM_KILL:
+ winDebug ("\tWM_WM_KILL\n");
+ {
+ int i, n, found = 0;
+ Atom *protocols;
+
+ /* --- */
+ if (XGetWMProtocols (pWMInfo->pDisplay,
+ pNode->msg.iWindow,
+ &protocols,
+ &n))
+ {
+ for (i = 0; i < n; ++i)
+ if (protocols[i] == pWMInfo->atmWmDelete)
+ ++found;
+
+ XFree (protocols);
+ }
+
+ /* --- */
+ if (found)
+ SendXMessage (pWMInfo->pDisplay,
+ pNode->msg.iWindow,
+ pWMInfo->atmWmProtos,
+ pWMInfo->atmWmDelete);
+ else
+ XKillClient (pWMInfo->pDisplay,
+ pNode->msg.iWindow);
+ }
+ break;
+
+ case WM_WM_ACTIVATE:
+ winDebug ("\tWM_WM_ACTIVATE\n");
+
+ /* Set the input focus */
+ XSetInputFocus (pWMInfo->pDisplay,
+ pNode->msg.iWindow,
+ RevertToPointerRoot,
+ CurrentTime);
+ break;
+
+ case WM_WM_NAME_EVENT:
+ UpdateName (pWMInfo, pNode->msg.iWindow);
+ break;
+
+ case WM_WM_HINTS_EVENT:
+ winUpdateIcon (pNode->msg.iWindow);
+ break;
+
+ case WM_WM_CHANGE_STATE:
+ /* Minimize the window in Windows */
+ winMinimizeWindow (pNode->msg.iWindow);
+ break;
+
+ default:
+ ErrorF ("winMultiWindowWMProc - Unknown Message. Exiting.\n");
+ pthread_exit (NULL);
+ break;
+ }
+
+ /* Free the retrieved message */
+ free (pNode);
+
+ /* Flush any pending events on our display */
+ XFlush (pWMInfo->pDisplay);
+ }
+
+ /* Free the condition variable */
+ pthread_cond_destroy (&pWMInfo->wmMsgQueue.pcNotEmpty);
+
+ /* Free the mutex variable */
+ pthread_mutex_destroy (&pWMInfo->wmMsgQueue.pmMutex);
+
+ /* Free the passed-in argument */
+ free (pProcArg);
+
+ winDebug("-winMultiWindowWMProc ()\n");
+ return NULL;
+}
+
+
+/*
+ * X message procedure
+ */
+
+static void *
+winMultiWindowXMsgProc (void *pArg)
+{
+ winWMMessageRec msg;
+ XMsgProcArgPtr pProcArg = (XMsgProcArgPtr) pArg;
+ char pszDisplay[512];
+ int iRetries;
+ XEvent event;
+ Atom atmWmName;
+ Atom atmWmHints;
+ Atom atmWmChange;
+ int iReturn;
+ XIconSize *xis;
+
+ winDebug ("winMultiWindowXMsgProc - Hello\n");
+
+ /* Check that argument pointer is not invalid */
+ if (pProcArg == NULL)
+ {
+ ErrorF ("winMultiWindowXMsgProc - pProcArg is NULL. Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ winDebug ("winMultiWindowXMsgProc - Calling pthread_mutex_lock ()\n");
+
+ /* Grab the server started mutex - pause until we get it */
+ iReturn = pthread_mutex_lock (pProcArg->ppmServerStarted);
+ if (iReturn != 0)
+ {
+ ErrorF ("winMultiWindowXMsgProc - pthread_mutex_lock () failed: %d. "
+ "Exiting.\n",
+ iReturn);
+ pthread_exit (NULL);
+ }
+
+ winDebug ("winMultiWindowXMsgProc - pthread_mutex_lock () returned.\n");
+
+ /* See if X supports the current locale */
+ if (XSupportsLocale () == False)
+ {
+ ErrorF ("winMultiWindowXMsgProc - Locale not supported by X. "
+ "Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ /* Release the server started mutex */
+ pthread_mutex_unlock (pProcArg->ppmServerStarted);
+
+ winDebug ("winMultiWindowXMsgProc - pthread_mutex_unlock () returned.\n");
+
+ /* Set jump point for IO Error exits */
+ iReturn = setjmp (g_jmpXMsgProcEntry);
+
+ /* Check if we should continue operations */
+ if (iReturn != WIN_JMP_ERROR_IO
+ && iReturn != WIN_JMP_OKAY)
+ {
+ /* setjmp returned an unknown value, exit */
+ ErrorF ("winInitMultiWindowXMsgProc - setjmp returned: %d. Exiting.\n",
+ iReturn);
+ pthread_exit (NULL);
+ }
+ else if (iReturn == WIN_JMP_ERROR_IO)
+ {
+ ErrorF ("winInitMultiWindowXMsgProc - Caught IO Error. Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ /* Install our error handler */
+ XSetErrorHandler (winMultiWindowXMsgProcErrorHandler);
+ XSetIOErrorHandler (winMultiWindowXMsgProcIOErrorHandler);
+
+ /* Setup the display connection string x */
+ snprintf (pszDisplay,
+ 512, "127.0.0.1:%s.%d", display, (int)pProcArg->dwScreen);
+
+ /* Print the display connection string */
+ winDebug ("winMultiWindowXMsgProc - DISPLAY=%s\n", pszDisplay);
+
+ /* Use our generated cookie for authentication */
+ winSetAuthorization();
+
+ /* Initialize retry count */
+ iRetries = 0;
+
+ /* Open the X display */
+ do
+ {
+ /* Try to open the display */
+ pProcArg->pDisplay = XOpenDisplay (pszDisplay);
+ if (pProcArg->pDisplay == NULL)
+ {
+ winDebug ("winMultiWindowXMsgProc - Could not open display, try: %d, "
+ "sleeping: %d\n\f",
+ iRetries + 1, WIN_CONNECT_DELAY);
+ ++iRetries;
+ sleep (WIN_CONNECT_DELAY);
+ continue;
+ }
+ else
+ break;
+ }
+ while (pProcArg->pDisplay == NULL && iRetries < WIN_CONNECT_RETRIES);
+
+ /* Make sure that the display opened */
+ if (pProcArg->pDisplay == NULL)
+ {
+ ErrorF ("winMultiWindowXMsgProc - Failed opening the display. "
+ "Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ winDebug ("winMultiWindowXMsgProc - XOpenDisplay () returned and "
+ "successfully opened the display.\n");
+
+ /* Check if another window manager is already running */
+ g_fAnotherWMRunning = CheckAnotherWindowManager (pProcArg->pDisplay, pProcArg->dwScreen);
+
+ if (g_fAnotherWMRunning && !pProcArg->pWMInfo->fAllowOtherWM)
+ {
+ ErrorF ("winMultiWindowXMsgProc - "
+ "another window manager is running. Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ /* Set up the supported icon sizes */
+ xis = XAllocIconSize ();
+ if (xis)
+ {
+ xis->min_width = xis->min_height = 16;
+ xis->max_width = xis->max_height = 48;
+ xis->width_inc = xis->height_inc = 16;
+ XSetIconSizes (pProcArg->pDisplay,
+ RootWindow (pProcArg->pDisplay, pProcArg->dwScreen),
+ xis,
+ 1);
+ XFree (xis);
+ }
+
+ atmWmName = XInternAtom (pProcArg->pDisplay,
+ "WM_NAME",
+ False);
+ atmWmHints = XInternAtom (pProcArg->pDisplay,
+ "WM_HINTS",
+ False);
+ atmWmChange = XInternAtom (pProcArg->pDisplay,
+ "WM_CHANGE_STATE",
+ False);
+
+ /*
+ iiimxcf had a bug until 2009-04-27, assuming that the
+ WM_STATE atom exists, causing clients to fail with
+ a BadAtom X error if it doesn't.
+
+ Since this is on in the default Solaris 10 install,
+ workaround this by making sure it does exist...
+ */
+ XInternAtom(pProcArg->pDisplay, "WM_STATE", 0);
+
+ /* Loop until we explicitly break out */
+ while (1)
+ {
+ if (g_shutdown)
+ break;
+
+ if (pProcArg->pWMInfo->fAllowOtherWM && !XPending (pProcArg->pDisplay))
+ {
+ if (CheckAnotherWindowManager (pProcArg->pDisplay, pProcArg->dwScreen))
+ {
+ if (!g_fAnotherWMRunning)
+ {
+ g_fAnotherWMRunning = TRUE;
+ SendMessage(*(HWND*)pProcArg->hwndScreen, WM_UNMANAGE, 0, 0);
+ }
+ }
+ else
+ {
+ if (g_fAnotherWMRunning)
+ {
+ g_fAnotherWMRunning = FALSE;
+ SendMessage(*(HWND*)pProcArg->hwndScreen, WM_MANAGE, 0, 0);
+ }
+ }
+ Sleep (500);
+ continue;
+ }
+
+ /* Fetch next event */
+ XNextEvent (pProcArg->pDisplay, &event);
+
+ /* Branch on event type */
+ if (event.type == MapNotify /* CreateNotify */)
+ {
+ XWindowAttributes attr;
+
+ XSelectInput (pProcArg->pDisplay,
+ event.xcreatewindow.window,
+ PropertyChangeMask);
+
+ /* Get the window attributes */
+ XGetWindowAttributes (pProcArg->pDisplay,
+ event.xcreatewindow.window,
+ &attr);
+
+ if (!attr.override_redirect && attr.class != InputOnly)
+ XSetWindowBorderWidth(pProcArg->pDisplay,
+ event.xcreatewindow.window,
+ 0);
+ }
+ else if (event.type == MapNotify)
+ {
+ /* Fake a reparentNotify event as SWT/Motif expects a
+ Window Manager to reparent a top-level window when
+ it is mapped and waits until they do.
+
+ We don't actually need to reparent, as the frame is
+ a native window, not an X window
+
+ We do this on MapNotify, not MapRequest like a real
+ Window Manager would, so we don't have do get involved
+ in actually mapping the window via it's (non-existent)
+ parent...
+
+ See sourceware bugzilla #9848
+ */
+
+ XWindowAttributes attr;
+ Window root;
+ Window parent;
+ Window *children;
+ unsigned int nchildren;
+
+ if (XGetWindowAttributes(event.xmap.display,
+ event.xmap.window,
+ &attr) &&
+ XQueryTree(event.xmap.display,
+ event.xmap.window,
+ &root, &parent, &children, &nchildren))
+ {
+ if (children) XFree(children);
+
+ /*
+ It's a top-level window if the parent window is a root window
+ Only non-override_redirect windows can get reparented
+ */
+ if ((attr.root == parent) && !event.xmap.override_redirect)
+ {
+ XEvent event_send;
+
+ event_send.type = ReparentNotify;
+ event_send.xreparent.event = event.xmap.window;
+ event_send.xreparent.window = event.xmap.window;
+ event_send.xreparent.parent = parent;
+ event_send.xreparent.x = attr.x;
+ event_send.xreparent.y = attr.y;
+
+ XSendEvent(event.xmap.display,
+ event.xmap.window,
+ True, StructureNotifyMask,
+ &event_send);
+ }
+ }
+ }
+ else if (event.type == PropertyNotify
+ && event.xproperty.atom == atmWmName)
+ {
+ memset (&msg, 0, sizeof (msg));
+
+ msg.msg = WM_WM_NAME_EVENT;
+ msg.iWindow = event.xproperty.window;
+
+ /* Other fields ignored */
+ winSendMessageToWM (pProcArg->pWMInfo, &msg);
+ }
+ else if (event.type == PropertyNotify
+ && event.xproperty.atom == atmWmHints)
+ {
+ memset (&msg, 0, sizeof (msg));
+
+ msg.msg = WM_WM_HINTS_EVENT;
+ msg.iWindow = event.xproperty.window;
+
+ /* Other fields ignored */
+ winSendMessageToWM (pProcArg->pWMInfo, &msg);
+ }
+ else if (event.type == ClientMessage
+ && event.xclient.message_type == atmWmChange
+ && event.xclient.data.l[0] == IconicState)
+ {
+ winDebug ("winMultiWindowXMsgProc - WM_CHANGE_STATE - IconicState\n");
+
+ memset (&msg, 0, sizeof (msg));
+
+ msg.msg = WM_WM_CHANGE_STATE;
+ msg.iWindow = event.xclient.window;
+
+ winSendMessageToWM (pProcArg->pWMInfo, &msg);
+ }
+ }
+
+ XCloseDisplay (pProcArg->pDisplay);
+ pthread_exit (NULL);
+ return NULL;
+}
+
+
+/*
+ * winInitWM - Entry point for the X server to spawn
+ * the Window Manager thread. Called from
+ * winscrinit.c/winFinishScreenInitFB ().
+ */
+
+Bool
+winInitWM (void **ppWMInfo,
+ pthread_t *ptWMProc,
+ pthread_t *ptXMsgProc,
+ pthread_mutex_t *ppmServerStarted,
+ int dwScreen,
+ HWND hwndScreen,
+ BOOL allowOtherWM)
+{
+ WMProcArgPtr pArg = (WMProcArgPtr) malloc (sizeof(WMProcArgRec));
+ WMInfoPtr pWMInfo = (WMInfoPtr) malloc (sizeof(WMInfoRec));
+ XMsgProcArgPtr pXMsgArg = (XMsgProcArgPtr) malloc (sizeof(XMsgProcArgRec));
+
+ /* Bail if the input parameters are bad */
+ if (pArg == NULL || pWMInfo == NULL)
+ {
+ ErrorF ("winInitWM - malloc failed.\n");
+ return FALSE;
+ }
+
+ /* Zero the allocated memory */
+ ZeroMemory (pArg, sizeof (WMProcArgRec));
+ ZeroMemory (pWMInfo, sizeof (WMInfoRec));
+ ZeroMemory (pXMsgArg, sizeof (XMsgProcArgRec));
+
+ /* Set a return pointer to the Window Manager info structure */
+ *ppWMInfo = pWMInfo;
+ pWMInfo->fAllowOtherWM = allowOtherWM;
+
+ /* Setup the argument structure for the thread function */
+ pArg->dwScreen = dwScreen;
+ pArg->pWMInfo = pWMInfo;
+ pArg->ppmServerStarted = ppmServerStarted;
+
+ /* Intialize the message queue */
+ if (!InitQueue (&pWMInfo->wmMsgQueue))
+ {
+ ErrorF ("winInitWM - InitQueue () failed.\n");
+ return FALSE;
+ }
+
+ /* Spawn a thread for the Window Manager */
+ if (pthread_create (ptWMProc, NULL, winMultiWindowWMProc, pArg))
+ {
+ /* Bail if thread creation failed */
+ ErrorF ("winInitWM - pthread_create failed for Window Manager.\n");
+ return FALSE;
+ }
+
+ /* Spawn the XNextEvent thread, will send messages to WM */
+ pXMsgArg->dwScreen = dwScreen;
+ pXMsgArg->pWMInfo = pWMInfo;
+ pXMsgArg->ppmServerStarted = ppmServerStarted;
+ pXMsgArg->hwndScreen = hwndScreen;
+ if (pthread_create (ptXMsgProc, NULL, winMultiWindowXMsgProc, pXMsgArg))
+ {
+ /* Bail if thread creation failed */
+ ErrorF ("winInitWM - pthread_create failed on XMSG.\n");
+ return FALSE;
+ }
+
+ winDebug ("winInitWM - Returning.\n");
+
+ return TRUE;
+}
+
+
+/*
+ * Window manager thread - setup
+ */
+
+static void
+winInitMultiWindowWM (WMInfoPtr pWMInfo, WMProcArgPtr pProcArg)
+{
+ int iRetries = 0;
+ char pszDisplay[512];
+ int iReturn;
+
+ winDebug ("winInitMultiWindowWM - Hello\n");
+
+ /* Check that argument pointer is not invalid */
+ if (pProcArg == NULL)
+ {
+ ErrorF ("winInitMultiWindowWM - pProcArg is NULL. Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ winDebug ("winInitMultiWindowWM - Calling pthread_mutex_lock ()\n");
+
+ /* Grab our garbage mutex to satisfy pthread_cond_wait */
+ iReturn = pthread_mutex_lock (pProcArg->ppmServerStarted);
+ if (iReturn != 0)
+ {
+ ErrorF ("winInitMultiWindowWM - pthread_mutex_lock () failed: %d. "
+ "Exiting.\n",
+ iReturn);
+ pthread_exit (NULL);
+ }
+
+ winDebug ("winInitMultiWindowWM - pthread_mutex_lock () returned.\n");
+
+ /* See if X supports the current locale */
+ if (XSupportsLocale () == False)
+ {
+ ErrorF ("winInitMultiWindowWM - Locale not supported by X. Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ /* Release the server started mutex */
+ pthread_mutex_unlock (pProcArg->ppmServerStarted);
+
+ winDebug ("winInitMultiWindowWM - pthread_mutex_unlock () returned.\n");
+
+ /* Set jump point for IO Error exits */
+ iReturn = setjmp (g_jmpWMEntry);
+
+ /* Check if we should continue operations */
+ if (iReturn != WIN_JMP_ERROR_IO
+ && iReturn != WIN_JMP_OKAY)
+ {
+ /* setjmp returned an unknown value, exit */
+ ErrorF ("winInitMultiWindowWM - setjmp returned: %d. Exiting.\n",
+ iReturn);
+ pthread_exit (NULL);
+ }
+ else if (iReturn == WIN_JMP_ERROR_IO)
+ {
+ ErrorF ("winInitMultiWindowWM - Caught IO Error. Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ /* Install our error handler */
+ XSetErrorHandler (winMultiWindowWMErrorHandler);
+ XSetIOErrorHandler (winMultiWindowWMIOErrorHandler);
+
+ /* Setup the display connection string x */
+ snprintf (pszDisplay,
+ 512,
+ "127.0.0.1:%s.%d",
+ display,
+ (int) pProcArg->dwScreen);
+
+ /* Print the display connection string */
+ winDebug ("winInitMultiWindowWM - DISPLAY=%s\n", pszDisplay);
+
+ /* Use our generated cookie for authentication */
+ winSetAuthorization();
+
+ /* Open the X display */
+ do
+ {
+ /* Try to open the display */
+ pWMInfo->pDisplay = XOpenDisplay (pszDisplay);
+ if (pWMInfo->pDisplay == NULL)
+ {
+ ErrorF ("winInitMultiWindowWM - Could not open display, try: %d, "
+ "sleeping: %d\n\f",
+ iRetries + 1, WIN_CONNECT_DELAY);
+ ++iRetries;
+ sleep (WIN_CONNECT_DELAY);
+ continue;
+ }
+ else
+ break;
+ }
+ while (pWMInfo->pDisplay == NULL && iRetries < WIN_CONNECT_RETRIES);
+
+ /* Make sure that the display opened */
+ if (pWMInfo->pDisplay == NULL)
+ {
+ ErrorF ("winInitMultiWindowWM - Failed opening the display. "
+ "Exiting.\n");
+ pthread_exit (NULL);
+ }
+
+ winDebug ("winInitMultiWindowWM - XOpenDisplay () returned and "
+ "successfully opened the display.\n");
+
+
+ /* Create some atoms */
+ pWMInfo->atmWmProtos = XInternAtom (pWMInfo->pDisplay,
+ "WM_PROTOCOLS",
+ False);
+ pWMInfo->atmWmDelete = XInternAtom (pWMInfo->pDisplay,
+ "WM_DELETE_WINDOW",
+ False);
+
+ pWMInfo->atmPrivMap = XInternAtom (pWMInfo->pDisplay,
+ WINDOWSWM_NATIVE_HWND,
+ False);
+
+
+ if (1) {
+ Cursor cursor = XCreateFontCursor (pWMInfo->pDisplay, XC_left_ptr);
+ if (cursor)
+ {
+ XDefineCursor (pWMInfo->pDisplay, DefaultRootWindow(pWMInfo->pDisplay), cursor);
+ XFreeCursor (pWMInfo->pDisplay, cursor);
+ }
+ }
+}
+
+
+/*
+ * winSendMessageToWM - Send a message from the X thread to the WM thread
+ */
+
+void
+winSendMessageToWM (void *pWMInfo, winWMMessagePtr pMsg)
+{
+ WMMsgNodePtr pNode;
+
+ winDebug ("winSendMessageToWM ()\n");
+
+ pNode = (WMMsgNodePtr)malloc(sizeof(WMMsgNodeRec));
+ if (pNode != NULL)
+ {
+ memcpy (&pNode->msg, pMsg, sizeof(winWMMessageRec));
+ PushMessage (&((WMInfoPtr)pWMInfo)->wmMsgQueue, pNode);
+ }
+}
+
+
+/*
+ * Window manager error handler
+ */
+
+static int
+winMultiWindowWMErrorHandler (Display *pDisplay, XErrorEvent *pErr)
+{
+ char pszErrorMsg[100];
+
+ if (pErr->request_code == X_ChangeWindowAttributes
+ && pErr->error_code == BadAccess)
+ {
+ ErrorF ("winMultiWindowWMErrorHandler - ChangeWindowAttributes "
+ "BadAccess.\n");
+ return 0;
+ }
+
+ XGetErrorText (pDisplay,
+ pErr->error_code,
+ pszErrorMsg,
+ sizeof (pszErrorMsg));
+ ErrorF ("winMultiWindowWMErrorHandler - ERROR: %s\n"
+ " errorCode %d\n"
+ " serial %d\n"
+ " resourceID 0x%x\n"
+ " majorCode %d\n"
+ " minorCode %d\n"
+ , pszErrorMsg
+ , pErr->error_code
+ , pErr->serial
+ , pErr->resourceid
+ , pErr->request_code
+ , pErr->minor_code);
+
+ return 0;
+}
+
+
+/*
+ * Window manager IO error handler
+ */
+
+static int
+winMultiWindowWMIOErrorHandler (Display *pDisplay)
+{
+ ErrorF ("\nwinMultiWindowWMIOErrorHandler!\n\n");
+
+ if (g_shutdown)
+ pthread_exit(NULL);
+
+ /* Restart at the main entry point */
+ longjmp (g_jmpWMEntry, WIN_JMP_ERROR_IO);
+
+ return 0;
+}
+
+
+/*
+ * X message procedure error handler
+ */
+
+static int
+winMultiWindowXMsgProcErrorHandler (Display *pDisplay, XErrorEvent *pErr)
+{
+ char pszErrorMsg[100];
+
+ XGetErrorText (pDisplay,
+ pErr->error_code,
+ pszErrorMsg,
+ sizeof (pszErrorMsg));
+ ErrorF ("winMultiWindowXMsgProcErrorHandler - ERROR: %s\n"
+ " errorCode %d\n"
+ " serial %d\n"
+ " resourceID 0x%x\n"
+ " majorCode %d\n"
+ " minorCode %d\n"
+ , pszErrorMsg
+ , pErr->error_code
+ , pErr->serial
+ , pErr->resourceid
+ , pErr->request_code
+ , pErr->minor_code);
+
+ return 0;
+}
+
+
+/*
+ * X message procedure IO error handler
+ */
+
+static int
+winMultiWindowXMsgProcIOErrorHandler (Display *pDisplay)
+{
+ ErrorF ("\nwinMultiWindowXMsgProcIOErrorHandler!\n\n");
+
+ /* Restart at the main entry point */
+ longjmp (g_jmpXMsgProcEntry, WIN_JMP_ERROR_IO);
+
+ return 0;
+}
+
+
+/*
+ * Catch RedirectError to detect other window manager running
+ */
+
+static int
+winRedirectErrorHandler (Display *pDisplay, XErrorEvent *pErr)
+{
+ redirectError = TRUE;
+ return 0;
+}
+
+
+/*
+ * Check if another window manager is running
+ */
+
+static Bool
+CheckAnotherWindowManager (Display *pDisplay, DWORD dwScreen)
+{
+ /*
+ Try to select the events which only one client at a time is allowed to select.
+ If this causes an error, another window manager is already running...
+ */
+ redirectError = FALSE;
+ XSetErrorHandler (winRedirectErrorHandler);
+ XSelectInput(pDisplay, RootWindow (pDisplay, dwScreen),
+ ResizeRedirectMask | SubstructureRedirectMask | ButtonPressMask);
+ XSync (pDisplay, 0);
+ XSetErrorHandler (winMultiWindowXMsgProcErrorHandler);
+
+ /*
+ Side effect: select the events we are actually interested in...
+ */
+ XSelectInput(pDisplay, RootWindow (pDisplay, dwScreen), SubstructureNotifyMask);
+ XSync (pDisplay, 0);
+ return redirectError;
+}
+
+/*
+ * Notify the MWM thread we're exiting and not to reconnect
+ */
+
+void
+winDeinitMultiWindowWM (void)
+{
+ winDebug ("winDeinitMultiWindowWM - Noting shutdown in progress\n");
+ g_shutdown = TRUE;
+}
+
+/* Windows window styles */
+#define HINT_NOFRAME (1l<<0)
+#define HINT_BORDER (1L<<1)
+#define HINT_SIZEBOX (1l<<2)
+#define HINT_CAPTION (1l<<3)
+/* These two are used on their own */
+#define HINT_MAX (1L<<0)
+#define HINT_MIN (1L<<1)
+
+static void
+winApplyHints (Display *pDisplay, Window iWindow, HWND hWnd, HWND *zstyle)
+{
+ static Atom windowState, motif_wm_hints, windowType;
+ static Atom hiddenState, fullscreenState, belowState, aboveState;
+ static Atom dockWindow;
+ static int generation;
+ Atom type, *pAtom = NULL;
+ int format;
+ unsigned long hint = 0, maxmin = 0, style, nitems = 0 , left = 0;
+ WindowPtr pWin = GetProp (hWnd, WIN_WINDOW_PROP);
+ MwmHints *mwm_hint = NULL;
+
+ if (!hWnd) return;
+ if (!IsWindow (hWnd)) return;
+
+ if (generation != serverGeneration) {
+ generation = serverGeneration;
+ windowState = XInternAtom(pDisplay, "_NET_WM_STATE", False);
+ motif_wm_hints = XInternAtom(pDisplay, "_MOTIF_WM_HINTS", False);
+ windowType = XInternAtom(pDisplay, "_NET_WM_WINDOW_TYPE", False);
+ hiddenState = XInternAtom(pDisplay, "_NET_WM_STATE_HIDDEN", False);
+ fullscreenState = XInternAtom(pDisplay, "_NET_WM_STATE_FULLSCREEN", False);
+ belowState = XInternAtom(pDisplay, "_NET_WM_STATE_BELOW", False);
+ aboveState = XInternAtom(pDisplay, "_NET_WM_STATE_ABOVE", False);
+ dockWindow = XInternAtom(pDisplay, "_NET_WM_WINDOW_TYPE_DOCK", False);
+ }
+
+ if (XGetWindowProperty(pDisplay, iWindow, windowState, 0L,
+ 1L, False, XA_ATOM, &type, &format,
+ &nitems, &left, (unsigned char **)&pAtom) == Success)
+ {
+ if (pAtom && nitems == 1)
+ {
+ if (*pAtom == hiddenState) maxmin |= HINT_MIN;
+ else if (*pAtom == fullscreenState) maxmin |= HINT_MAX;
+ if (*pAtom == belowState) *zstyle = HWND_BOTTOM;
+ else if (*pAtom == aboveState) *zstyle = HWND_TOPMOST;
+ }
+ if (pAtom) XFree(pAtom);
+ }
+
+ nitems = left = 0;
+ if (XGetWindowProperty(pDisplay, iWindow, motif_wm_hints, 0L,
+ PropMwmHintsElements, False, motif_wm_hints, &type, &format,
+ &nitems, &left, (unsigned char **)&mwm_hint) == Success)
+ {
+ if (mwm_hint && nitems == PropMwmHintsElements && (mwm_hint->flags & MwmHintsDecorations))
+ {
+ if (!mwm_hint->decorations) hint |= HINT_NOFRAME;
+ else if (!(mwm_hint->decorations & MwmDecorAll))
+ {
+ if (mwm_hint->decorations & MwmDecorBorder) hint |= HINT_BORDER;
+ if (mwm_hint->decorations & MwmDecorHandle) hint |= HINT_SIZEBOX;
+ if (mwm_hint->decorations & MwmDecorTitle) hint |= HINT_CAPTION;
+ }
+ }
+ if (mwm_hint) XFree(mwm_hint);
+ }
+
+ nitems = left = 0;
+ pAtom = NULL;
+ if (XGetWindowProperty(pDisplay, iWindow, windowType, 0L,
+ 1L, False, XA_ATOM, &type, &format,
+ &nitems, &left, (unsigned char **)&pAtom) == Success)
+ {
+ if (pAtom && nitems == 1)
+ {
+ if (*pAtom == dockWindow)
+ {
+ hint = (hint & ~HINT_NOFRAME) | HINT_SIZEBOX; /* Xming puts a sizebox on dock windows */
+ *zstyle = HWND_TOPMOST;
+ }
+ }
+ if (pAtom) XFree(pAtom);
+ }
+
+ /* Apply Styles, overriding hint settings from above */
+ style = winOverrideStyle((unsigned long)pWin);
+ if (style & STYLE_TOPMOST) *zstyle = HWND_TOPMOST;
+ else if (style & STYLE_MAXIMIZE) maxmin = (hint & ~HINT_MIN) | HINT_MAX;
+ else if (style & STYLE_MINIMIZE) maxmin = (hint & ~HINT_MAX) | HINT_MIN;
+ else if (style & STYLE_BOTTOM) *zstyle = HWND_BOTTOM;
+
+ if (maxmin & HINT_MAX) SendMessage(hWnd, WM_SYSCOMMAND, SC_MAXIMIZE, 0);
+ else if (maxmin & HINT_MIN) SendMessage(hWnd, WM_SYSCOMMAND, SC_MINIMIZE, 0);
+
+ if (style & STYLE_NOTITLE)
+ hint = (hint & ~HINT_NOFRAME & ~HINT_BORDER & ~HINT_CAPTION) | HINT_SIZEBOX;
+ else if (style & STYLE_OUTLINE)
+ hint = (hint & ~HINT_NOFRAME & ~HINT_SIZEBOX & ~HINT_CAPTION) | HINT_BORDER;
+ else if (style & STYLE_NOFRAME)
+ hint = (hint & ~HINT_BORDER & ~HINT_CAPTION & ~HINT_SIZEBOX) | HINT_NOFRAME;
+
+ style = GetWindowLongPtr(hWnd, GWL_STYLE) & ~WS_CAPTION & ~WS_SIZEBOX; /* Just in case */
+ if (!style) return;
+ if (!hint) /* All on, but no resize of children is allowed */
+ style = style | WS_CAPTION | (GetParent(hWnd) ? 0 : WS_SIZEBOX);
+ else if (hint & HINT_NOFRAME); /* All off, so do nothing */
+ else style = style | ((hint & HINT_BORDER) ? WS_BORDER : 0) |
+ ((hint & HINT_SIZEBOX) ? (GetParent(hWnd) ? 0 : WS_SIZEBOX) : 0) |
+ ((hint & HINT_CAPTION) ? WS_CAPTION : 0);
+ SetWindowLongPtr (hWnd, GWL_STYLE, style);
+}
+
+void
+winUpdateWindowPosition (HWND hWnd, Bool reshape, HWND *zstyle)
+{
+ int iX, iY, iWidth, iHeight;
+ int iDx, iDy;
+ RECT rcNew;
+ WindowPtr pWin = GetProp (hWnd, WIN_WINDOW_PROP);
+ DrawablePtr pDraw = NULL;
+
+ if (!pWin) return;
+ pDraw = &pWin->drawable;
+ if (!pDraw) return;
+
+ /* Get the X and Y location of the X window */
+ iX = pWin->drawable.x + GetSystemMetrics (SM_XVIRTUALSCREEN);
+ iY = pWin->drawable.y + GetSystemMetrics (SM_YVIRTUALSCREEN);
+
+ /* Get the height and width of the X window */
+ iWidth = pWin->drawable.width;
+ iHeight = pWin->drawable.height;
+
+ /* Setup a rectangle with the X window position and size */
+ SetRect (&rcNew, iX, iY, iX + iWidth, iY + iHeight);
+
+ AdjustWindowRectEx (&rcNew, GetWindowLongPtr (hWnd, GWL_STYLE), FALSE, WS_EX_APPWINDOW);
+
+ /* Don't allow window decoration to disappear off to top-left as a result of this adjustment */
+ if (rcNew.left < GetSystemMetrics(SM_XVIRTUALSCREEN))
+ {
+ iDx = GetSystemMetrics(SM_XVIRTUALSCREEN) - rcNew.left;
+ rcNew.left += iDx;
+ rcNew.right += iDx;
+ }
+
+ if (rcNew.top < GetSystemMetrics(SM_YVIRTUALSCREEN))
+ {
+ iDy = GetSystemMetrics(SM_YVIRTUALSCREEN) - rcNew.top;
+ rcNew.top += iDy;
+ rcNew.bottom += iDy;
+ }
+
+ /* Position the Windows window */
+ SetWindowPos (hWnd, *zstyle, rcNew.left, rcNew.top,
+ rcNew.right - rcNew.left, rcNew.bottom - rcNew.top,
+ 0);
+
+ if (reshape)
+ {
+ winReshapeMultiWindow(pWin);
+ winUpdateRgnMultiWindow(pWin);
+ }
+}
|