display.cpp revision 2acbbed6641620c958e5bdec40ed484145f59e1d
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * X11 guest client - display management.
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * Copyright (C) 2006-2007 Sun Microsystems, Inc.
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * available from http://www.virtualbox.org. This file is free software;
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * you can redistribute it and/or modify it under the terms of the GNU
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * General Public License (GPL) as published by the Free Software
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * Clara, CA 95054 USA or visit http://www.sun.com if you need
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * additional information or have any questions.
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync/** @todo this should probably be replaced by something IPRT */
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync/* For system() and WEXITSTATUS() */
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync rc = VbglR3CtlFilterMask(VMMDEV_EVENT_DISPLAY_CHANGE_REQUEST, 0);
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync VbglR3CtlFilterMask(0, VMMDEV_EVENT_DISPLAY_CHANGE_REQUEST);
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync /* Log and ignore the return value, as there is not much we can do with
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync LogFlowFunc(("dynamic resizing: result %Rrc\n", rc));
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync /* Enable support for switching between hardware and software cursors */
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync LogFlowFunc(("enabling relative mouse re-capturing support\n"));
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync rc = VbglR3GetMouseStatus(&fMouseFeatures, NULL, NULL);
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync if (fMouseFeatures & VMMDEV_MOUSE_HOST_RECHECKS_NEEDS_HOST_CURSOR)
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync rc = VbglR3CtlFilterMask(VMMDEV_EVENT_MOUSE_CAPABILITIES_CHANGED,
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync VbglR3CtlFilterMask(0, VMMDEV_EVENT_MOUSE_CAPABILITIES_CHANGED);
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync LogFlowFunc(("mouse re-capturing support: result %Rrc\n", rc));
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync VbglR3CtlFilterMask(0, VMMDEV_EVENT_DISPLAY_CHANGE_REQUEST
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync int rc = VbglR3GetMouseStatus(&fMouseFeatures, NULL, NULL);
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync/** This thread just runs a dummy X11 event loop to be sure that we get
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * terminated should the X server exit. */
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync while (true)
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * Display change request monitor thread function.
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * Before entering the loop, we re-read the last request
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * received, and if the first one received inside the
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync * loop is identical we ignore it, because it is probably
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync Cursor hClockCursor = XCreateFontCursor(pDisplay, XC_watch);
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync Cursor hArrowCursor = XCreateFontCursor(pDisplay, XC_left_ptr);
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync int rc = RTThreadCreate(NULL, x11ConnectionMonitor, NULL, 0,
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync while (true)
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync uint32_t fEvents = 0, cx = 0, cy = 0, cBits = 0, iDisplay = 0;
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync rc = VbglR3WaitEvent( VMMDEV_EVENT_DISPLAY_CHANGE_REQUEST
b84a3f2aac9529d5c5840512b12d81bc62d0e665vboxsync if (RT_SUCCESS(rc) && (fEvents & VMMDEV_EVENT_DISPLAY_CHANGE_REQUEST))
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync int rc2 = VbglR3GetDisplayChangeRequest(&cx, &cy, &cBits,
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync /* If we are not stopping, sleep for a bit to avoid using up
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync too much CPU while retrying. */
b84a3f2aac9529d5c5840512b12d81bc62d0e665vboxsync && (fEvents & VMMDEV_EVENT_MOUSE_CAPABILITIES_CHANGED))
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync DefaultRootWindow(pDisplay), true, 0, GrabModeAsync,
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync DefaultRootWindow(pDisplay), true, 0, GrabModeAsync,
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync virtual const char *getPidFilePath()
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync return ".vboxclient-display.pid";
0b74a2f80aba476dc8be8bc1c63891fc53945986vboxsync virtual void cleanup()