forked from AuroraMiddleware/gtk
2908 lines
84 KiB
C
2908 lines
84 KiB
C
/* GDK - The GIMP Drawing Kit
|
||
* gdkdisplay-x11.c
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*
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* Copyright 2001 Sun Microsystems Inc.
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* Copyright (C) 2004 Nokia Corporation
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*
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* Erwann Chenede <erwann.chenede@sun.com>
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*
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* This library is free software; you can redistribute it and/or
|
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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||
* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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||
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#include "config.h"
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#include "gdkasync.h"
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#include "gdkdisplay.h"
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#include "gdkeventsource.h"
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#include "gdkeventtranslator.h"
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#include "gdkframeclockprivate.h"
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#include "gdkinternals.h"
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#include "gdkscreen.h"
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#include "gdkinternals.h"
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#include "gdkdeviceprivate.h"
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#include "gdkkeysprivate.h"
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#include "gdkdevicemanager.h"
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#include "xsettings-client.h"
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#include "gdkdisplay-x11.h"
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#include "gdkprivate-x11.h"
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#include "gdkscreen-x11.h"
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#include <glib.h>
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#include <glib/gprintf.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include <X11/Xatom.h>
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#include <X11/Xlibint.h>
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#ifdef HAVE_XKB
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#include <X11/XKBlib.h>
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#endif
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#ifdef HAVE_XFIXES
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#include <X11/extensions/Xfixes.h>
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#endif
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#include <X11/extensions/shape.h>
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#ifdef HAVE_XCOMPOSITE
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#include <X11/extensions/Xcomposite.h>
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#endif
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#ifdef HAVE_XDAMAGE
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#include <X11/extensions/Xdamage.h>
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#endif
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#ifdef HAVE_RANDR
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#include <X11/extensions/Xrandr.h>
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#endif
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typedef struct _GdkErrorTrap GdkErrorTrap;
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struct _GdkErrorTrap
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{
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/* Next sequence when trap was pushed, i.e. first sequence to
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* ignore
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*/
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gulong start_sequence;
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/* Next sequence when trap was popped, i.e. first sequence
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* to not ignore. 0 if trap is still active.
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*/
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gulong end_sequence;
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/* Most recent error code within the sequence */
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int error_code;
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};
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static void gdk_x11_display_dispose (GObject *object);
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static void gdk_x11_display_finalize (GObject *object);
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static void gdk_x11_display_event_translator_init (GdkEventTranslatorIface *iface);
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static gboolean gdk_x11_display_translate_event (GdkEventTranslator *translator,
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GdkDisplay *display,
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GdkEvent *event,
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XEvent *xevent);
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static void gdk_internal_connection_watch (Display *display,
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XPointer arg,
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gint fd,
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gboolean opening,
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XPointer *watch_data);
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typedef struct _GdkEventTypeX11 GdkEventTypeX11;
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struct _GdkEventTypeX11
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{
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gint base;
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gint n_events;
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};
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/* Note that we never *directly* use WM_LOCALE_NAME, WM_PROTOCOLS,
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* but including them here has the side-effect of getting them
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* into the internal Xlib cache
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*/
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static const char *const precache_atoms[] = {
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"UTF8_STRING",
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"WM_CLIENT_LEADER",
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"WM_DELETE_WINDOW",
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"WM_ICON_NAME",
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"WM_LOCALE_NAME",
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"WM_NAME",
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"WM_PROTOCOLS",
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"WM_TAKE_FOCUS",
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"WM_WINDOW_ROLE",
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"_NET_ACTIVE_WINDOW",
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"_NET_CURRENT_DESKTOP",
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"_NET_FRAME_EXTENTS",
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"_NET_STARTUP_ID",
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"_NET_WM_CM_S0",
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"_NET_WM_DESKTOP",
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"_NET_WM_ICON",
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"_NET_WM_ICON_NAME",
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"_NET_WM_NAME",
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"_NET_WM_PID",
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"_NET_WM_PING",
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"_NET_WM_STATE",
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"_NET_WM_STATE_ABOVE",
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"_NET_WM_STATE_BELOW",
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"_NET_WM_STATE_FULLSCREEN",
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"_NET_WM_STATE_HIDDEN",
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"_NET_WM_STATE_MODAL",
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"_NET_WM_STATE_MAXIMIZED_VERT",
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"_NET_WM_STATE_MAXIMIZED_HORZ",
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"_NET_WM_STATE_SKIP_TASKBAR",
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"_NET_WM_STATE_SKIP_PAGER",
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"_NET_WM_STATE_STICKY",
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"_NET_WM_SYNC_REQUEST",
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"_NET_WM_SYNC_REQUEST_COUNTER",
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"_NET_WM_WINDOW_TYPE",
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"_NET_WM_WINDOW_TYPE_COMBO",
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"_NET_WM_WINDOW_TYPE_DIALOG",
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"_NET_WM_WINDOW_TYPE_DND",
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"_NET_WM_WINDOW_TYPE_DROPDOWN_MENU",
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"_NET_WM_WINDOW_TYPE_MENU",
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"_NET_WM_WINDOW_TYPE_NORMAL",
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"_NET_WM_WINDOW_TYPE_POPUP_MENU",
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"_NET_WM_WINDOW_TYPE_TOOLTIP",
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"_NET_WM_WINDOW_TYPE_UTILITY",
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"_NET_WM_USER_TIME",
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"_NET_WM_USER_TIME_WINDOW",
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"_NET_VIRTUAL_ROOTS",
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"GDK_SELECTION",
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"_NET_WM_STATE_FOCUSED"
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};
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static char *gdk_sm_client_id;
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G_DEFINE_TYPE_WITH_CODE (GdkX11Display, gdk_x11_display, GDK_TYPE_DISPLAY,
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G_IMPLEMENT_INTERFACE (GDK_TYPE_EVENT_TRANSLATOR,
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gdk_x11_display_event_translator_init))
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static void
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gdk_x11_display_init (GdkX11Display *display)
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{
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}
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static void
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gdk_x11_display_event_translator_init (GdkEventTranslatorIface *iface)
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{
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iface->translate_event = gdk_x11_display_translate_event;
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}
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static void
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do_net_wm_state_changes (GdkWindow *window)
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{
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GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
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GdkWindowState old_state, set, unset;
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if (GDK_WINDOW_DESTROYED (window) ||
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gdk_window_get_window_type (window) != GDK_WINDOW_TOPLEVEL)
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return;
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old_state = gdk_window_get_state (window);
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set = unset = 0;
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/* For found_sticky to remain TRUE, we have to also be on desktop
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* 0xFFFFFFFF
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*/
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if (old_state & GDK_WINDOW_STATE_STICKY)
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{
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if (!(toplevel->have_sticky && toplevel->on_all_desktops))
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unset |= GDK_WINDOW_STATE_STICKY;
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}
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else
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{
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if (toplevel->have_sticky && toplevel->on_all_desktops)
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set |= GDK_WINDOW_STATE_STICKY;
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}
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if (old_state & GDK_WINDOW_STATE_FULLSCREEN)
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{
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if (!toplevel->have_fullscreen)
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unset |= GDK_WINDOW_STATE_FULLSCREEN;
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}
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else
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{
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if (toplevel->have_fullscreen)
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set |= GDK_WINDOW_STATE_FULLSCREEN;
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}
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/* Our "maximized" means both vertical and horizontal; if only one,
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* we don't expose that via GDK
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*/
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if (old_state & GDK_WINDOW_STATE_MAXIMIZED)
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{
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if (!(toplevel->have_maxvert && toplevel->have_maxhorz))
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unset |= GDK_WINDOW_STATE_MAXIMIZED;
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}
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else
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{
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if (toplevel->have_maxvert && toplevel->have_maxhorz)
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set |= GDK_WINDOW_STATE_MAXIMIZED;
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}
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/* FIXME: we rely on implementation details of mutter here:
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* mutter only tiles horizontally, and sets maxvert when it does
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* and if it tiles, it always affects all edges
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*/
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if (old_state & GDK_WINDOW_STATE_TILED)
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{
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if (!toplevel->have_maxvert)
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unset |= GDK_WINDOW_STATE_TILED;
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}
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else
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{
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if (toplevel->have_maxvert && !toplevel->have_maxhorz)
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set |= GDK_WINDOW_STATE_TILED;
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}
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if (old_state & GDK_WINDOW_STATE_FOCUSED)
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{
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if (!toplevel->have_focused)
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unset |= GDK_WINDOW_STATE_FOCUSED;
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}
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else
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{
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if (toplevel->have_focused)
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set |= GDK_WINDOW_STATE_FOCUSED;
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}
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if (old_state & GDK_WINDOW_STATE_ICONIFIED)
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{
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if (!toplevel->have_hidden)
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unset |= GDK_WINDOW_STATE_ICONIFIED;
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}
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else
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{
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if (toplevel->have_hidden)
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set |= GDK_WINDOW_STATE_ICONIFIED;
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}
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gdk_synthesize_window_state (window, unset, set);
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}
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static void
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gdk_check_wm_desktop_changed (GdkWindow *window)
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{
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GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
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GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
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Atom type;
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gint format;
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gulong nitems;
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gulong bytes_after;
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guchar *data;
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gulong *desktop;
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type = None;
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gdk_x11_display_error_trap_push (display);
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XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display),
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GDK_WINDOW_XID (window),
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gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"),
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0, G_MAXLONG, False, XA_CARDINAL, &type,
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&format, &nitems,
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&bytes_after, &data);
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gdk_x11_display_error_trap_pop_ignored (display);
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if (type != None)
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{
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desktop = (gulong *)data;
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toplevel->on_all_desktops = ((*desktop & 0xFFFFFFFF) == 0xFFFFFFFF);
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XFree (desktop);
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}
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else
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toplevel->on_all_desktops = FALSE;
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do_net_wm_state_changes (window);
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}
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static void
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gdk_check_wm_state_changed (GdkWindow *window)
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{
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||
GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
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GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
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GdkScreen *screen = GDK_WINDOW_SCREEN (window);
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||
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Atom type;
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||
gint format;
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||
gulong nitems;
|
||
gulong bytes_after;
|
||
guchar *data;
|
||
Atom *atoms = NULL;
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gulong i;
|
||
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gboolean had_sticky = toplevel->have_sticky;
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toplevel->have_sticky = FALSE;
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toplevel->have_maxvert = FALSE;
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toplevel->have_maxhorz = FALSE;
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toplevel->have_fullscreen = FALSE;
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toplevel->have_focused = FALSE;
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toplevel->have_hidden = FALSE;
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type = None;
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gdk_x11_display_error_trap_push (display);
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XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window),
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gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"),
|
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0, G_MAXLONG, False, XA_ATOM, &type, &format, &nitems,
|
||
&bytes_after, &data);
|
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gdk_x11_display_error_trap_pop_ignored (display);
|
||
|
||
if (type != None)
|
||
{
|
||
Atom sticky_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_STICKY");
|
||
Atom maxvert_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_MAXIMIZED_VERT");
|
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Atom maxhorz_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_MAXIMIZED_HORZ");
|
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Atom fullscreen_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_FULLSCREEN");
|
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Atom focused_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_FOCUSED");
|
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Atom hidden_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_HIDDEN");
|
||
|
||
atoms = (Atom *)data;
|
||
|
||
i = 0;
|
||
while (i < nitems)
|
||
{
|
||
if (atoms[i] == sticky_atom)
|
||
toplevel->have_sticky = TRUE;
|
||
else if (atoms[i] == maxvert_atom)
|
||
toplevel->have_maxvert = TRUE;
|
||
else if (atoms[i] == maxhorz_atom)
|
||
toplevel->have_maxhorz = TRUE;
|
||
else if (atoms[i] == fullscreen_atom)
|
||
toplevel->have_fullscreen = TRUE;
|
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else if (atoms[i] == focused_atom)
|
||
toplevel->have_focused = TRUE;
|
||
else if (atoms[i] == hidden_atom)
|
||
toplevel->have_hidden = TRUE;
|
||
|
||
++i;
|
||
}
|
||
|
||
XFree (atoms);
|
||
}
|
||
|
||
if (!gdk_x11_screen_supports_net_wm_hint (screen,
|
||
gdk_atom_intern_static_string ("_NET_WM_STATE_FOCUSED")))
|
||
toplevel->have_focused = TRUE;
|
||
|
||
/* When have_sticky is turned on, we have to check the DESKTOP property
|
||
* as well.
|
||
*/
|
||
if (toplevel->have_sticky && !had_sticky)
|
||
gdk_check_wm_desktop_changed (window);
|
||
else
|
||
do_net_wm_state_changes (window);
|
||
}
|
||
|
||
static Window
|
||
get_event_xwindow (XEvent *xevent)
|
||
{
|
||
Window xwindow;
|
||
|
||
switch (xevent->type)
|
||
{
|
||
case DestroyNotify:
|
||
xwindow = xevent->xdestroywindow.window;
|
||
break;
|
||
case UnmapNotify:
|
||
xwindow = xevent->xunmap.window;
|
||
break;
|
||
case MapNotify:
|
||
xwindow = xevent->xmap.window;
|
||
break;
|
||
case ConfigureNotify:
|
||
xwindow = xevent->xconfigure.window;
|
||
break;
|
||
case ReparentNotify:
|
||
xwindow = xevent->xreparent.window;
|
||
break;
|
||
case GravityNotify:
|
||
xwindow = xevent->xgravity.window;
|
||
break;
|
||
case CirculateNotify:
|
||
xwindow = xevent->xcirculate.window;
|
||
break;
|
||
default:
|
||
xwindow = xevent->xany.window;
|
||
}
|
||
|
||
return xwindow;
|
||
}
|
||
|
||
static gboolean
|
||
gdk_x11_display_translate_event (GdkEventTranslator *translator,
|
||
GdkDisplay *display,
|
||
GdkEvent *event,
|
||
XEvent *xevent)
|
||
{
|
||
Window xwindow;
|
||
GdkWindow *window;
|
||
gboolean is_substructure;
|
||
GdkWindowImplX11 *window_impl = NULL;
|
||
GdkScreen *screen = NULL;
|
||
GdkX11Screen *x11_screen = NULL;
|
||
GdkToplevelX11 *toplevel = NULL;
|
||
GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
|
||
gboolean return_val;
|
||
|
||
/* Find the GdkWindow that this event relates to. If that's
|
||
* not the same as the window that the event was sent to,
|
||
* we are getting an event from SubstructureNotifyMask.
|
||
* We ignore such events for internal operation, but we
|
||
* need to report them to the application because of
|
||
* GDK_SUBSTRUCTURE_MASK (which should be removed at next
|
||
* opportunity.) The most likely reason for getting these
|
||
* events is when we are used in the Metacity or Mutter
|
||
* window managers.
|
||
*/
|
||
xwindow = get_event_xwindow (xevent);
|
||
is_substructure = xwindow != xevent->xany.window;
|
||
|
||
window = gdk_x11_window_lookup_for_display (display, xwindow);
|
||
if (window)
|
||
{
|
||
/* We may receive events such as NoExpose/GraphicsExpose
|
||
* and ShmCompletion for pixmaps
|
||
*/
|
||
if (!GDK_IS_WINDOW (window))
|
||
return FALSE;
|
||
|
||
screen = GDK_WINDOW_SCREEN (window);
|
||
x11_screen = GDK_X11_SCREEN (screen);
|
||
toplevel = _gdk_x11_window_get_toplevel (window);
|
||
window_impl = GDK_WINDOW_IMPL_X11 (window->impl);
|
||
|
||
g_object_ref (window);
|
||
}
|
||
|
||
event->any.window = window;
|
||
event->any.send_event = xevent->xany.send_event ? TRUE : FALSE;
|
||
|
||
if (window && GDK_WINDOW_DESTROYED (window))
|
||
{
|
||
if (xevent->type != DestroyNotify)
|
||
{
|
||
return_val = FALSE;
|
||
goto done;
|
||
}
|
||
}
|
||
|
||
if (xevent->type == DestroyNotify && !is_substructure)
|
||
{
|
||
screen = GDK_X11_DISPLAY (display)->screen;
|
||
x11_screen = GDK_X11_SCREEN (screen);
|
||
|
||
if (x11_screen->wmspec_check_window == xevent->xdestroywindow.window)
|
||
{
|
||
x11_screen->wmspec_check_window = None;
|
||
x11_screen->last_wmspec_check_time = 0;
|
||
g_free (x11_screen->window_manager_name);
|
||
x11_screen->window_manager_name = g_strdup ("unknown");
|
||
|
||
/* careful, reentrancy */
|
||
_gdk_x11_screen_window_manager_changed (screen);
|
||
|
||
return_val = FALSE;
|
||
goto done;
|
||
}
|
||
}
|
||
|
||
/* We do a "manual" conversion of the XEvent to a
|
||
* GdkEvent. The structures are mostly the same so
|
||
* the conversion is fairly straightforward. We also
|
||
* optionally print debugging info regarding events
|
||
* received.
|
||
*/
|
||
|
||
return_val = TRUE;
|
||
|
||
switch (xevent->type)
|
||
{
|
||
case KeymapNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("keymap notify"));
|
||
|
||
/* Not currently handled */
|
||
return_val = FALSE;
|
||
break;
|
||
|
||
case Expose:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("expose:\t\twindow: %ld %d x,y: %d %d w,h: %d %d%s",
|
||
xevent->xexpose.window, xevent->xexpose.count,
|
||
xevent->xexpose.x, xevent->xexpose.y,
|
||
xevent->xexpose.width, xevent->xexpose.height,
|
||
event->any.send_event ? " (send)" : ""));
|
||
|
||
if (window == NULL)
|
||
{
|
||
return_val = FALSE;
|
||
break;
|
||
}
|
||
|
||
{
|
||
GdkRectangle expose_rect;
|
||
int x2, y2;
|
||
|
||
expose_rect.x = xevent->xexpose.x / window_impl->window_scale;
|
||
expose_rect.y = xevent->xexpose.y / window_impl->window_scale;
|
||
|
||
x2 = (xevent->xexpose.x + xevent->xexpose.width + window_impl->window_scale -1) / window_impl->window_scale;
|
||
expose_rect.width = x2 - expose_rect.x;
|
||
|
||
y2 = (xevent->xexpose.y + xevent->xexpose.height + window_impl->window_scale -1) / window_impl->window_scale;
|
||
expose_rect.height = y2 - expose_rect.y;
|
||
|
||
_gdk_x11_window_process_expose (window, xevent->xexpose.serial, &expose_rect);
|
||
return_val = FALSE;
|
||
}
|
||
|
||
break;
|
||
|
||
case GraphicsExpose:
|
||
{
|
||
GdkRectangle expose_rect;
|
||
int x2, y2;
|
||
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("graphics expose:\tdrawable: %ld",
|
||
xevent->xgraphicsexpose.drawable));
|
||
|
||
if (window == NULL)
|
||
{
|
||
return_val = FALSE;
|
||
break;
|
||
}
|
||
|
||
expose_rect.x = xevent->xgraphicsexpose.x / window_impl->window_scale;
|
||
expose_rect.y = xevent->xgraphicsexpose.y / window_impl->window_scale;
|
||
|
||
x2 = (xevent->xgraphicsexpose.x + xevent->xgraphicsexpose.width + window_impl->window_scale -1) / window_impl->window_scale;
|
||
expose_rect.width = x2 - expose_rect.x;
|
||
|
||
y2 = (xevent->xgraphicsexpose.y + xevent->xgraphicsexpose.height + window_impl->window_scale -1) / window_impl->window_scale;
|
||
expose_rect.height = y2 - expose_rect.y;
|
||
|
||
_gdk_x11_window_process_expose (window, xevent->xgraphicsexpose.serial, &expose_rect);
|
||
return_val = FALSE;
|
||
}
|
||
break;
|
||
|
||
case VisibilityNotify:
|
||
#ifdef G_ENABLE_DEBUG
|
||
if (_gdk_debug_flags & GDK_DEBUG_EVENTS)
|
||
switch (xevent->xvisibility.state)
|
||
{
|
||
case VisibilityFullyObscured:
|
||
g_message ("visibility notify:\twindow: %ld none",
|
||
xevent->xvisibility.window);
|
||
break;
|
||
case VisibilityPartiallyObscured:
|
||
g_message ("visibility notify:\twindow: %ld partial",
|
||
xevent->xvisibility.window);
|
||
break;
|
||
case VisibilityUnobscured:
|
||
g_message ("visibility notify:\twindow: %ld full",
|
||
xevent->xvisibility.window);
|
||
break;
|
||
}
|
||
#endif /* G_ENABLE_DEBUG */
|
||
|
||
if (window == NULL)
|
||
{
|
||
return_val = FALSE;
|
||
break;
|
||
}
|
||
|
||
event->visibility.type = GDK_VISIBILITY_NOTIFY;
|
||
event->visibility.window = window;
|
||
|
||
switch (xevent->xvisibility.state)
|
||
{
|
||
case VisibilityFullyObscured:
|
||
event->visibility.state = GDK_VISIBILITY_FULLY_OBSCURED;
|
||
break;
|
||
|
||
case VisibilityPartiallyObscured:
|
||
event->visibility.state = GDK_VISIBILITY_PARTIAL;
|
||
break;
|
||
|
||
case VisibilityUnobscured:
|
||
event->visibility.state = GDK_VISIBILITY_UNOBSCURED;
|
||
break;
|
||
}
|
||
|
||
break;
|
||
|
||
case CreateNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("create notify:\twindow: %ld x,y: %d %d w,h: %d %d b-w: %d parent: %ld ovr: %d",
|
||
xevent->xcreatewindow.window,
|
||
xevent->xcreatewindow.x,
|
||
xevent->xcreatewindow.y,
|
||
xevent->xcreatewindow.width,
|
||
xevent->xcreatewindow.height,
|
||
xevent->xcreatewindow.border_width,
|
||
xevent->xcreatewindow.parent,
|
||
xevent->xcreatewindow.override_redirect));
|
||
/* not really handled */
|
||
break;
|
||
|
||
case DestroyNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("destroy notify:\twindow: %ld",
|
||
xevent->xdestroywindow.window));
|
||
|
||
if (!is_substructure)
|
||
{
|
||
event->any.type = GDK_DESTROY;
|
||
event->any.window = window;
|
||
|
||
return_val = window && !GDK_WINDOW_DESTROYED (window);
|
||
|
||
if (window && GDK_WINDOW_XID (window) != x11_screen->xroot_window)
|
||
gdk_window_destroy_notify (window);
|
||
}
|
||
else
|
||
return_val = FALSE;
|
||
|
||
break;
|
||
|
||
case UnmapNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("unmap notify:\t\twindow: %ld",
|
||
xevent->xmap.window));
|
||
|
||
event->any.type = GDK_UNMAP;
|
||
event->any.window = window;
|
||
|
||
if (window && !is_substructure)
|
||
{
|
||
/* If the WM supports the _NET_WM_STATE_HIDDEN hint, we do not want to
|
||
* interpret UnmapNotify events as implying iconic state.
|
||
* http://bugzilla.gnome.org/show_bug.cgi?id=590726.
|
||
*/
|
||
if (screen &&
|
||
!gdk_x11_screen_supports_net_wm_hint (screen,
|
||
gdk_atom_intern_static_string ("_NET_WM_STATE_HIDDEN")))
|
||
{
|
||
/* If we are shown (not withdrawn) and get an unmap, it means we were
|
||
* iconified in the X sense. If we are withdrawn, and get an unmap, it
|
||
* means we hid the window ourselves, so we will have already flipped
|
||
* the iconified bit off.
|
||
*/
|
||
if (GDK_WINDOW_IS_MAPPED (window))
|
||
gdk_synthesize_window_state (window,
|
||
0,
|
||
GDK_WINDOW_STATE_ICONIFIED);
|
||
}
|
||
|
||
if (window_impl->toplevel &&
|
||
window_impl->toplevel->frame_pending)
|
||
{
|
||
window_impl->toplevel->frame_pending = FALSE;
|
||
_gdk_frame_clock_thaw (gdk_window_get_frame_clock (event->any.window));
|
||
}
|
||
|
||
if (toplevel)
|
||
gdk_window_freeze_toplevel_updates_libgtk_only (window);
|
||
|
||
_gdk_x11_window_grab_check_unmap (window, xevent->xany.serial);
|
||
}
|
||
|
||
break;
|
||
|
||
case MapNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("map notify:\t\twindow: %ld",
|
||
xevent->xmap.window));
|
||
|
||
event->any.type = GDK_MAP;
|
||
event->any.window = window;
|
||
|
||
if (window && !is_substructure)
|
||
{
|
||
/* Unset iconified if it was set */
|
||
if (window->state & GDK_WINDOW_STATE_ICONIFIED)
|
||
gdk_synthesize_window_state (window,
|
||
GDK_WINDOW_STATE_ICONIFIED,
|
||
0);
|
||
|
||
if (toplevel)
|
||
gdk_window_thaw_toplevel_updates_libgtk_only (window);
|
||
}
|
||
|
||
break;
|
||
|
||
case ReparentNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("reparent notify:\twindow: %ld x,y: %d %d parent: %ld ovr: %d",
|
||
xevent->xreparent.window,
|
||
xevent->xreparent.x,
|
||
xevent->xreparent.y,
|
||
xevent->xreparent.parent,
|
||
xevent->xreparent.override_redirect));
|
||
|
||
/* Not currently handled */
|
||
return_val = FALSE;
|
||
break;
|
||
|
||
case ConfigureNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("configure notify:\twindow: %ld x,y: %d %d w,h: %d %d b-w: %d above: %ld ovr: %d%s",
|
||
xevent->xconfigure.window,
|
||
xevent->xconfigure.x,
|
||
xevent->xconfigure.y,
|
||
xevent->xconfigure.width,
|
||
xevent->xconfigure.height,
|
||
xevent->xconfigure.border_width,
|
||
xevent->xconfigure.above,
|
||
xevent->xconfigure.override_redirect,
|
||
!window
|
||
? " (discarding)"
|
||
: window->window_type == GDK_WINDOW_CHILD
|
||
? " (discarding child)"
|
||
: xevent->xconfigure.event != xevent->xconfigure.window
|
||
? " (discarding substructure)"
|
||
: ""));
|
||
if (window && GDK_WINDOW_TYPE (window) == GDK_WINDOW_ROOT)
|
||
{
|
||
window->width = xevent->xconfigure.width / window_impl->window_scale;
|
||
window->height = xevent->xconfigure.height / window_impl->window_scale;
|
||
|
||
_gdk_window_update_size (window);
|
||
_gdk_x11_window_update_size (GDK_WINDOW_IMPL_X11 (window->impl));
|
||
_gdk_x11_screen_size_changed (screen, xevent);
|
||
}
|
||
|
||
#ifdef HAVE_XSYNC
|
||
if (!is_substructure && toplevel && display_x11->use_sync && toplevel->pending_counter_value != 0)
|
||
{
|
||
toplevel->configure_counter_value = toplevel->pending_counter_value;
|
||
toplevel->configure_counter_value_is_extended = toplevel->pending_counter_value_is_extended;
|
||
toplevel->pending_counter_value = 0;
|
||
}
|
||
#endif
|
||
|
||
if (!window ||
|
||
xevent->xconfigure.event != xevent->xconfigure.window ||
|
||
GDK_WINDOW_TYPE (window) == GDK_WINDOW_CHILD ||
|
||
GDK_WINDOW_TYPE (window) == GDK_WINDOW_ROOT)
|
||
return_val = FALSE;
|
||
else
|
||
{
|
||
event->configure.type = GDK_CONFIGURE;
|
||
event->configure.window = window;
|
||
event->configure.width = xevent->xconfigure.width / window_impl->window_scale;
|
||
event->configure.height = xevent->xconfigure.height / window_impl->window_scale;
|
||
|
||
if (!xevent->xconfigure.send_event &&
|
||
!xevent->xconfigure.override_redirect &&
|
||
!GDK_WINDOW_DESTROYED (window))
|
||
{
|
||
gint tx = 0;
|
||
gint ty = 0;
|
||
Window child_window = 0;
|
||
|
||
gdk_x11_display_error_trap_push (display);
|
||
if (XTranslateCoordinates (GDK_WINDOW_XDISPLAY (window),
|
||
GDK_WINDOW_XID (window),
|
||
x11_screen->xroot_window,
|
||
0, 0,
|
||
&tx, &ty,
|
||
&child_window))
|
||
{
|
||
event->configure.x = tx / window_impl->window_scale;
|
||
event->configure.y = ty / window_impl->window_scale;
|
||
}
|
||
gdk_x11_display_error_trap_pop_ignored (display);
|
||
}
|
||
else
|
||
{
|
||
event->configure.x = xevent->xconfigure.x / window_impl->window_scale;
|
||
event->configure.y = xevent->xconfigure.y / window_impl->window_scale;
|
||
}
|
||
if (!is_substructure)
|
||
{
|
||
window->x = event->configure.x;
|
||
window->y = event->configure.y;
|
||
window->width = xevent->xconfigure.width / window_impl->window_scale;
|
||
window->height = xevent->xconfigure.height / window_impl->window_scale;
|
||
|
||
_gdk_window_update_size (window);
|
||
_gdk_x11_window_update_size (GDK_WINDOW_IMPL_X11 (window->impl));
|
||
|
||
if (window->resize_count >= 1)
|
||
{
|
||
window->resize_count -= 1;
|
||
|
||
if (window->resize_count == 0)
|
||
_gdk_x11_moveresize_configure_done (display, window);
|
||
}
|
||
}
|
||
}
|
||
break;
|
||
|
||
case PropertyNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("property notify:\twindow: %ld, atom(%ld): %s%s%s",
|
||
xevent->xproperty.window,
|
||
xevent->xproperty.atom,
|
||
"\"",
|
||
gdk_x11_get_xatom_name_for_display (display, xevent->xproperty.atom),
|
||
"\""));
|
||
|
||
if (window == NULL)
|
||
{
|
||
return_val = FALSE;
|
||
break;
|
||
}
|
||
|
||
/* We compare with the serial of the last time we mapped the
|
||
* window to avoid refetching properties that we set ourselves
|
||
*/
|
||
if (toplevel &&
|
||
xevent->xproperty.serial >= toplevel->map_serial)
|
||
{
|
||
if (xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE"))
|
||
gdk_check_wm_state_changed (window);
|
||
|
||
if (xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"))
|
||
gdk_check_wm_desktop_changed (window);
|
||
}
|
||
|
||
if (window->event_mask & GDK_PROPERTY_CHANGE_MASK)
|
||
{
|
||
event->property.type = GDK_PROPERTY_NOTIFY;
|
||
event->property.window = window;
|
||
event->property.atom = gdk_x11_xatom_to_atom_for_display (display, xevent->xproperty.atom);
|
||
event->property.time = xevent->xproperty.time;
|
||
event->property.state = xevent->xproperty.state;
|
||
}
|
||
else
|
||
return_val = FALSE;
|
||
|
||
break;
|
||
|
||
case SelectionClear:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("selection clear:\twindow: %ld",
|
||
xevent->xproperty.window));
|
||
|
||
if (_gdk_x11_selection_filter_clear_event (&xevent->xselectionclear))
|
||
{
|
||
event->selection.type = GDK_SELECTION_CLEAR;
|
||
event->selection.window = window;
|
||
event->selection.selection = gdk_x11_xatom_to_atom_for_display (display, xevent->xselectionclear.selection);
|
||
event->selection.time = xevent->xselectionclear.time;
|
||
}
|
||
else
|
||
return_val = FALSE;
|
||
|
||
break;
|
||
|
||
case SelectionRequest:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("selection request:\twindow: %ld",
|
||
xevent->xproperty.window));
|
||
|
||
event->selection.type = GDK_SELECTION_REQUEST;
|
||
event->selection.window = window;
|
||
event->selection.selection = gdk_x11_xatom_to_atom_for_display (display, xevent->xselectionrequest.selection);
|
||
event->selection.target = gdk_x11_xatom_to_atom_for_display (display, xevent->xselectionrequest.target);
|
||
event->selection.property = gdk_x11_xatom_to_atom_for_display (display, xevent->xselectionrequest.property);
|
||
if (xevent->xselectionrequest.requestor != None)
|
||
event->selection.requestor = gdk_x11_window_foreign_new_for_display (display,
|
||
xevent->xselectionrequest.requestor);
|
||
else
|
||
event->selection.requestor = NULL;
|
||
event->selection.time = xevent->xselectionrequest.time;
|
||
|
||
break;
|
||
|
||
case SelectionNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("selection notify:\twindow: %ld",
|
||
xevent->xproperty.window));
|
||
|
||
event->selection.type = GDK_SELECTION_NOTIFY;
|
||
event->selection.window = window;
|
||
event->selection.selection = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.selection);
|
||
event->selection.target = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.target);
|
||
if (xevent->xselection.property == None)
|
||
event->selection.property = GDK_NONE;
|
||
else
|
||
event->selection.property = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.property);
|
||
event->selection.time = xevent->xselection.time;
|
||
|
||
break;
|
||
|
||
case ColormapNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("colormap notify:\twindow: %ld",
|
||
xevent->xcolormap.window));
|
||
|
||
/* Not currently handled */
|
||
return_val = FALSE;
|
||
break;
|
||
|
||
case ClientMessage:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("client message:\twindow: %ld",
|
||
xevent->xclient.window));
|
||
|
||
/* Not currently handled */
|
||
return_val = FALSE;
|
||
break;
|
||
|
||
case MappingNotify:
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("mapping notify"));
|
||
|
||
/* Let XLib know that there is a new keyboard mapping.
|
||
*/
|
||
XRefreshKeyboardMapping (&xevent->xmapping);
|
||
_gdk_x11_keymap_keys_changed (display);
|
||
return_val = FALSE;
|
||
break;
|
||
|
||
default:
|
||
#ifdef HAVE_XFIXES
|
||
if (xevent->type - display_x11->xfixes_event_base == XFixesSelectionNotify)
|
||
{
|
||
XFixesSelectionNotifyEvent *selection_notify = (XFixesSelectionNotifyEvent *)xevent;
|
||
|
||
_gdk_x11_screen_process_owner_change (screen, xevent);
|
||
|
||
event->owner_change.type = GDK_OWNER_CHANGE;
|
||
event->owner_change.window = window;
|
||
if (selection_notify->owner != None)
|
||
event->owner_change.owner = gdk_x11_window_foreign_new_for_display (display,
|
||
selection_notify->owner);
|
||
else
|
||
event->owner_change.owner = NULL;
|
||
event->owner_change.reason = selection_notify->subtype;
|
||
event->owner_change.selection =
|
||
gdk_x11_xatom_to_atom_for_display (display,
|
||
selection_notify->selection);
|
||
event->owner_change.time = selection_notify->timestamp;
|
||
event->owner_change.selection_time = selection_notify->selection_timestamp;
|
||
|
||
return_val = TRUE;
|
||
}
|
||
else
|
||
#endif
|
||
#ifdef HAVE_RANDR
|
||
if (xevent->type - display_x11->xrandr_event_base == RRScreenChangeNotify ||
|
||
xevent->type - display_x11->xrandr_event_base == RRNotify)
|
||
{
|
||
if (screen)
|
||
_gdk_x11_screen_size_changed (screen, xevent);
|
||
}
|
||
else
|
||
#endif
|
||
#if defined(HAVE_XCOMPOSITE) && defined (HAVE_XDAMAGE) && defined (HAVE_XFIXES)
|
||
if (display_x11->have_xdamage && window && window->composited &&
|
||
xevent->type == display_x11->xdamage_event_base + XDamageNotify &&
|
||
((XDamageNotifyEvent *) xevent)->damage == window_impl->damage)
|
||
{
|
||
XDamageNotifyEvent *damage_event = (XDamageNotifyEvent *) xevent;
|
||
XserverRegion repair;
|
||
GdkRectangle rect;
|
||
int x2, y2;
|
||
|
||
rect.x = window->x + damage_event->area.x / window_impl->window_scale;
|
||
rect.y = window->y + damage_event->area.y / window_impl->window_scale;
|
||
|
||
x2 = (rect.x * window_impl->window_scale + damage_event->area.width + window_impl->window_scale -1) / window_impl->window_scale;
|
||
y2 = (rect.y * window_impl->window_scale + damage_event->area.height + window_impl->window_scale -1) / window_impl->window_scale;
|
||
rect.width = x2 - rect.x;
|
||
rect.height = y2 - rect.y;
|
||
|
||
repair = XFixesCreateRegion (display_x11->xdisplay,
|
||
&damage_event->area, 1);
|
||
XDamageSubtract (display_x11->xdisplay,
|
||
window_impl->damage,
|
||
repair, None);
|
||
XFixesDestroyRegion (display_x11->xdisplay, repair);
|
||
|
||
if (window->parent != NULL)
|
||
_gdk_x11_window_process_expose (window->parent,
|
||
damage_event->serial, &rect);
|
||
|
||
return_val = TRUE;
|
||
}
|
||
else
|
||
#endif
|
||
#ifdef HAVE_XKB
|
||
if (xevent->type == display_x11->xkb_event_type)
|
||
{
|
||
XkbEvent *xkb_event = (XkbEvent *) xevent;
|
||
|
||
switch (xkb_event->any.xkb_type)
|
||
{
|
||
case XkbNewKeyboardNotify:
|
||
case XkbMapNotify:
|
||
_gdk_x11_keymap_keys_changed (display);
|
||
|
||
return_val = FALSE;
|
||
break;
|
||
|
||
case XkbStateNotify:
|
||
_gdk_x11_keymap_state_changed (display, xevent);
|
||
break;
|
||
}
|
||
}
|
||
else
|
||
#endif
|
||
return_val = FALSE;
|
||
}
|
||
|
||
done:
|
||
if (return_val)
|
||
{
|
||
if (event->any.window)
|
||
g_object_ref (event->any.window);
|
||
}
|
||
else
|
||
{
|
||
/* Mark this event as having no resources to be freed */
|
||
event->any.window = NULL;
|
||
event->any.type = GDK_NOTHING;
|
||
}
|
||
|
||
if (window)
|
||
g_object_unref (window);
|
||
|
||
return return_val;
|
||
}
|
||
|
||
static GdkFrameTimings *
|
||
find_frame_timings (GdkFrameClock *clock,
|
||
guint64 serial)
|
||
{
|
||
gint64 start_frame, end_frame, i;
|
||
|
||
start_frame = gdk_frame_clock_get_history_start (clock);
|
||
end_frame = gdk_frame_clock_get_frame_counter (clock);
|
||
for (i = end_frame; i >= start_frame; i--)
|
||
{
|
||
GdkFrameTimings *timings = gdk_frame_clock_get_timings (clock, i);
|
||
|
||
if (timings->cookie == serial)
|
||
return timings;
|
||
}
|
||
|
||
return NULL;
|
||
}
|
||
|
||
GdkFilterReturn
|
||
_gdk_wm_protocols_filter (GdkXEvent *xev,
|
||
GdkEvent *event,
|
||
gpointer data)
|
||
{
|
||
XEvent *xevent = (XEvent *)xev;
|
||
GdkWindow *win = event->any.window;
|
||
GdkDisplay *display;
|
||
Atom atom;
|
||
|
||
if (!GDK_IS_X11_WINDOW (win) || GDK_WINDOW_DESTROYED (win))
|
||
return GDK_FILTER_CONTINUE;
|
||
|
||
if (xevent->type != ClientMessage)
|
||
return GDK_FILTER_CONTINUE;
|
||
|
||
display = GDK_WINDOW_DISPLAY (win);
|
||
|
||
/* This isn't actually WM_PROTOCOLS because that wouldn't leave enough space
|
||
* in the message for everything that gets stuffed in */
|
||
if (xevent->xclient.message_type == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_FRAME_DRAWN"))
|
||
{
|
||
GdkWindowImplX11 *window_impl;
|
||
window_impl = GDK_WINDOW_IMPL_X11 (win->impl);
|
||
if (window_impl->toplevel)
|
||
{
|
||
guint32 d0 = xevent->xclient.data.l[0];
|
||
guint32 d1 = xevent->xclient.data.l[1];
|
||
guint32 d2 = xevent->xclient.data.l[2];
|
||
guint32 d3 = xevent->xclient.data.l[3];
|
||
|
||
guint64 serial = ((guint64)d1 << 32) | d0;
|
||
gint64 frame_drawn_time = ((guint64)d3 << 32) | d2;
|
||
gint64 refresh_interval, presentation_time;
|
||
|
||
GdkFrameClock *clock = gdk_window_get_frame_clock (win);
|
||
GdkFrameTimings *timings = find_frame_timings (clock, serial);
|
||
|
||
if (timings)
|
||
timings->drawn_time = frame_drawn_time;
|
||
|
||
if (window_impl->toplevel->frame_pending)
|
||
{
|
||
window_impl->toplevel->frame_pending = FALSE;
|
||
_gdk_frame_clock_thaw (clock);
|
||
}
|
||
|
||
gdk_frame_clock_get_refresh_info (clock,
|
||
frame_drawn_time,
|
||
&refresh_interval,
|
||
&presentation_time);
|
||
if (presentation_time != 0)
|
||
window_impl->toplevel->throttled_presentation_time = presentation_time + refresh_interval;
|
||
}
|
||
|
||
return GDK_FILTER_REMOVE;
|
||
}
|
||
|
||
if (xevent->xclient.message_type == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_FRAME_TIMINGS"))
|
||
{
|
||
GdkWindowImplX11 *window_impl;
|
||
window_impl = GDK_WINDOW_IMPL_X11 (win->impl);
|
||
if (window_impl->toplevel)
|
||
{
|
||
guint32 d0 = xevent->xclient.data.l[0];
|
||
guint32 d1 = xevent->xclient.data.l[1];
|
||
guint32 d2 = xevent->xclient.data.l[2];
|
||
guint32 d3 = xevent->xclient.data.l[3];
|
||
|
||
guint64 serial = ((guint64)d1 << 32) | d0;
|
||
|
||
GdkFrameClock *clock = gdk_window_get_frame_clock (win);
|
||
GdkFrameTimings *timings = find_frame_timings (clock, serial);
|
||
|
||
if (timings)
|
||
{
|
||
gint32 presentation_time_offset = (gint32)d2;
|
||
gint32 refresh_interval = d3;
|
||
|
||
if (timings->drawn_time && presentation_time_offset)
|
||
timings->presentation_time = timings->drawn_time + presentation_time_offset;
|
||
|
||
if (refresh_interval)
|
||
timings->refresh_interval = refresh_interval;
|
||
|
||
timings->complete = TRUE;
|
||
#ifdef G_ENABLE_DEBUG
|
||
if ((_gdk_debug_flags & GDK_DEBUG_FRAMES) != 0)
|
||
_gdk_frame_clock_debug_print_timings (clock, timings);
|
||
#endif /* G_ENABLE_DEBUG */
|
||
}
|
||
}
|
||
}
|
||
|
||
if (xevent->xclient.message_type != gdk_x11_get_xatom_by_name_for_display (display, "WM_PROTOCOLS"))
|
||
return GDK_FILTER_CONTINUE;
|
||
|
||
atom = (Atom) xevent->xclient.data.l[0];
|
||
|
||
if (atom == gdk_x11_get_xatom_by_name_for_display (display, "WM_DELETE_WINDOW"))
|
||
{
|
||
/* The delete window request specifies a window
|
||
* to delete. We don't actually destroy the
|
||
* window because "it is only a request". (The
|
||
* window might contain vital data that the
|
||
* program does not want destroyed). Instead
|
||
* the event is passed along to the program,
|
||
* which should then destroy the window.
|
||
*/
|
||
GDK_NOTE (EVENTS,
|
||
g_message ("delete window:\t\twindow: %ld",
|
||
xevent->xclient.window));
|
||
|
||
event->any.type = GDK_DELETE;
|
||
|
||
gdk_x11_window_set_user_time (win, xevent->xclient.data.l[1]);
|
||
|
||
return GDK_FILTER_TRANSLATE;
|
||
}
|
||
else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "WM_TAKE_FOCUS"))
|
||
{
|
||
GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (win);
|
||
|
||
/* There is no way of knowing reliably whether we are viewable;
|
||
* so trap errors asynchronously around the XSetInputFocus call
|
||
*/
|
||
if (toplevel && win->accept_focus)
|
||
{
|
||
gdk_x11_display_error_trap_push (display);
|
||
XSetInputFocus (GDK_DISPLAY_XDISPLAY (display),
|
||
toplevel->focus_window,
|
||
RevertToParent,
|
||
xevent->xclient.data.l[1]);
|
||
gdk_x11_display_error_trap_pop_ignored (display);
|
||
}
|
||
|
||
return GDK_FILTER_REMOVE;
|
||
}
|
||
else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PING") &&
|
||
!_gdk_x11_display_is_root_window (display,
|
||
xevent->xclient.window))
|
||
{
|
||
XClientMessageEvent xclient = xevent->xclient;
|
||
|
||
xclient.window = GDK_WINDOW_XROOTWIN (win);
|
||
XSendEvent (GDK_WINDOW_XDISPLAY (win),
|
||
xclient.window,
|
||
False,
|
||
SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient);
|
||
|
||
return GDK_FILTER_REMOVE;
|
||
}
|
||
else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_SYNC_REQUEST") &&
|
||
GDK_X11_DISPLAY (display)->use_sync)
|
||
{
|
||
GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (win);
|
||
if (toplevel)
|
||
{
|
||
#ifdef HAVE_XSYNC
|
||
toplevel->pending_counter_value = xevent->xclient.data.l[2] + ((gint64)xevent->xclient.data.l[3] << 32);
|
||
toplevel->pending_counter_value_is_extended = xevent->xclient.data.l[4] != 0;
|
||
#endif
|
||
}
|
||
return GDK_FILTER_REMOVE;
|
||
}
|
||
|
||
return GDK_FILTER_CONTINUE;
|
||
}
|
||
|
||
static void
|
||
gdk_event_init (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
GdkDeviceManager *device_manager;
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
display_x11->event_source = gdk_x11_event_source_new (display);
|
||
|
||
gdk_x11_event_source_add_translator ((GdkEventSource *) display_x11->event_source,
|
||
GDK_EVENT_TRANSLATOR (display));
|
||
|
||
device_manager = gdk_display_get_device_manager (display);
|
||
gdk_x11_event_source_add_translator ((GdkEventSource *) display_x11->event_source,
|
||
GDK_EVENT_TRANSLATOR (device_manager));
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_init_input (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
GdkDeviceManager *device_manager;
|
||
GdkDevice *device;
|
||
GList *list, *l;
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
device_manager = gdk_display_get_device_manager (display);
|
||
|
||
/* For backwards compatibility, just add
|
||
* floating devices that are not keyboards.
|
||
*/
|
||
list = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING);
|
||
|
||
for (l = list; l; l = l->next)
|
||
{
|
||
device = l->data;
|
||
|
||
if (gdk_device_get_source (device) == GDK_SOURCE_KEYBOARD)
|
||
continue;
|
||
|
||
display_x11->input_devices = g_list_prepend (display_x11->input_devices,
|
||
g_object_ref (l->data));
|
||
}
|
||
|
||
g_list_free (list);
|
||
|
||
/* Now set "core" pointer to the first
|
||
* master device that is a pointer.
|
||
*/
|
||
list = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER);
|
||
|
||
for (l = list; l; l = l->next)
|
||
{
|
||
device = l->data;
|
||
|
||
if (gdk_device_get_source (device) != GDK_SOURCE_MOUSE)
|
||
continue;
|
||
|
||
display->core_pointer = device;
|
||
break;
|
||
}
|
||
|
||
/* Add the core pointer to the devices list */
|
||
display_x11->input_devices = g_list_prepend (display_x11->input_devices,
|
||
g_object_ref (display->core_pointer));
|
||
|
||
g_list_free (list);
|
||
}
|
||
|
||
static void
|
||
set_sm_client_id (GdkDisplay *display,
|
||
const gchar *sm_client_id)
|
||
{
|
||
GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
if (gdk_display_is_closed (display))
|
||
return;
|
||
|
||
if (sm_client_id && strcmp (sm_client_id, ""))
|
||
XChangeProperty (display_x11->xdisplay, display_x11->leader_window,
|
||
gdk_x11_get_xatom_by_name_for_display (display, "SM_CLIENT_ID"),
|
||
XA_STRING, 8, PropModeReplace, (guchar *)sm_client_id,
|
||
strlen (sm_client_id));
|
||
else
|
||
XDeleteProperty (display_x11->xdisplay, display_x11->leader_window,
|
||
gdk_x11_get_xatom_by_name_for_display (display, "SM_CLIENT_ID"));
|
||
}
|
||
|
||
GdkDisplay *
|
||
_gdk_x11_display_open (const gchar *display_name)
|
||
{
|
||
Display *xdisplay;
|
||
GdkDisplay *display;
|
||
GdkX11Display *display_x11;
|
||
GdkWindowAttr attr;
|
||
gint argc;
|
||
gchar *argv[1];
|
||
|
||
XClassHint *class_hint;
|
||
gulong pid;
|
||
gint ignore;
|
||
gint maj, min;
|
||
|
||
xdisplay = XOpenDisplay (display_name);
|
||
if (!xdisplay)
|
||
return NULL;
|
||
|
||
display = g_object_new (GDK_TYPE_X11_DISPLAY, NULL);
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
display_x11->xdisplay = xdisplay;
|
||
|
||
/* Set up handlers for Xlib internal connections */
|
||
XAddConnectionWatch (xdisplay, gdk_internal_connection_watch, NULL);
|
||
|
||
_gdk_x11_precache_atoms (display, precache_atoms, G_N_ELEMENTS (precache_atoms));
|
||
|
||
/* RandR must be initialized before we initialize the screens */
|
||
display_x11->have_randr12 = FALSE;
|
||
display_x11->have_randr13 = FALSE;
|
||
#ifdef HAVE_RANDR
|
||
if (XRRQueryExtension (display_x11->xdisplay,
|
||
&display_x11->xrandr_event_base, &ignore))
|
||
{
|
||
int major, minor;
|
||
|
||
XRRQueryVersion (display_x11->xdisplay, &major, &minor);
|
||
|
||
if ((major == 1 && minor >= 2) || major > 1) {
|
||
display_x11->have_randr12 = TRUE;
|
||
if (minor >= 3 || major > 1)
|
||
display_x11->have_randr13 = TRUE;
|
||
}
|
||
|
||
gdk_x11_register_standard_event_type (display, display_x11->xrandr_event_base, RRNumberEvents);
|
||
}
|
||
#endif
|
||
|
||
/* initialize the display's screens */
|
||
display_x11->screen = _gdk_x11_screen_new (display, DefaultScreen (display_x11->xdisplay));
|
||
|
||
/* We need to initialize events after we have the screen
|
||
* structures in places
|
||
*/
|
||
_gdk_x11_xsettings_init (GDK_X11_SCREEN (display_x11->screen));
|
||
|
||
display->device_manager = _gdk_x11_device_manager_new (display);
|
||
|
||
gdk_event_init (display);
|
||
|
||
attr.window_type = GDK_WINDOW_TOPLEVEL;
|
||
attr.wclass = GDK_INPUT_OUTPUT;
|
||
attr.x = 10;
|
||
attr.y = 10;
|
||
attr.width = 10;
|
||
attr.height = 10;
|
||
attr.event_mask = 0;
|
||
|
||
display_x11->leader_gdk_window = gdk_window_new (GDK_X11_SCREEN (display_x11->screen)->root_window,
|
||
&attr, GDK_WA_X | GDK_WA_Y);
|
||
(_gdk_x11_window_get_toplevel (display_x11->leader_gdk_window))->is_leader = TRUE;
|
||
|
||
display_x11->leader_window = GDK_WINDOW_XID (display_x11->leader_gdk_window);
|
||
|
||
display_x11->leader_window_title_set = FALSE;
|
||
|
||
#ifdef HAVE_XFIXES
|
||
if (XFixesQueryExtension (display_x11->xdisplay,
|
||
&display_x11->xfixes_event_base,
|
||
&ignore))
|
||
{
|
||
display_x11->have_xfixes = TRUE;
|
||
|
||
gdk_x11_register_standard_event_type (display,
|
||
display_x11->xfixes_event_base,
|
||
XFixesNumberEvents);
|
||
}
|
||
else
|
||
#endif
|
||
display_x11->have_xfixes = FALSE;
|
||
|
||
#ifdef HAVE_XCOMPOSITE
|
||
if (XCompositeQueryExtension (display_x11->xdisplay,
|
||
&ignore, &ignore))
|
||
{
|
||
int major, minor;
|
||
|
||
XCompositeQueryVersion (display_x11->xdisplay, &major, &minor);
|
||
|
||
/* Prior to Composite version 0.4, composited windows clipped their
|
||
* parents, so you had to use IncludeInferiors to draw to the parent
|
||
* This isn't useful for our purposes, so require 0.4
|
||
*/
|
||
display_x11->have_xcomposite = major > 0 || (major == 0 && minor >= 4);
|
||
}
|
||
else
|
||
#endif
|
||
display_x11->have_xcomposite = FALSE;
|
||
|
||
#ifdef HAVE_XDAMAGE
|
||
if (XDamageQueryExtension (display_x11->xdisplay,
|
||
&display_x11->xdamage_event_base,
|
||
&ignore))
|
||
{
|
||
display_x11->have_xdamage = TRUE;
|
||
|
||
gdk_x11_register_standard_event_type (display,
|
||
display_x11->xdamage_event_base,
|
||
XDamageNumberEvents);
|
||
}
|
||
else
|
||
#endif
|
||
display_x11->have_xdamage = FALSE;
|
||
|
||
display_x11->have_shapes = FALSE;
|
||
display_x11->have_input_shapes = FALSE;
|
||
|
||
if (XShapeQueryExtension (GDK_DISPLAY_XDISPLAY (display), &display_x11->shape_event_base, &ignore))
|
||
{
|
||
display_x11->have_shapes = TRUE;
|
||
#ifdef ShapeInput
|
||
if (XShapeQueryVersion (GDK_DISPLAY_XDISPLAY (display), &maj, &min))
|
||
display_x11->have_input_shapes = (maj == 1 && min >= 1);
|
||
#endif
|
||
}
|
||
|
||
display_x11->trusted_client = TRUE;
|
||
{
|
||
Window root, child;
|
||
int rootx, rooty, winx, winy;
|
||
unsigned int xmask;
|
||
|
||
gdk_x11_display_error_trap_push (display);
|
||
XQueryPointer (display_x11->xdisplay,
|
||
GDK_X11_SCREEN (display_x11->screen)->xroot_window,
|
||
&root, &child, &rootx, &rooty, &winx, &winy, &xmask);
|
||
if (G_UNLIKELY (gdk_x11_display_error_trap_pop (display) == BadWindow))
|
||
{
|
||
g_warning ("Connection to display %s appears to be untrusted. Pointer and keyboard grabs and inter-client communication may not work as expected.", gdk_display_get_name (display));
|
||
display_x11->trusted_client = FALSE;
|
||
}
|
||
}
|
||
|
||
if (g_getenv ("GDK_SYNCHRONIZE"))
|
||
XSynchronize (display_x11->xdisplay, True);
|
||
|
||
class_hint = XAllocClassHint();
|
||
class_hint->res_name = (char *) g_get_prgname ();
|
||
class_hint->res_class = (char *)gdk_get_program_class ();
|
||
|
||
/* XmbSetWMProperties sets the RESOURCE_NAME environment variable
|
||
* from argv[0], so we just synthesize an argument array here.
|
||
*/
|
||
argc = 1;
|
||
argv[0] = (char *) g_get_prgname ();
|
||
|
||
XmbSetWMProperties (display_x11->xdisplay,
|
||
display_x11->leader_window,
|
||
NULL, NULL, argv, argc, NULL, NULL,
|
||
class_hint);
|
||
XFree (class_hint);
|
||
|
||
if (gdk_sm_client_id)
|
||
set_sm_client_id (display, gdk_sm_client_id);
|
||
|
||
pid = getpid ();
|
||
XChangeProperty (display_x11->xdisplay,
|
||
display_x11->leader_window,
|
||
gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PID"),
|
||
XA_CARDINAL, 32, PropModeReplace, (guchar *) & pid, 1);
|
||
|
||
/* We don't yet know a valid time. */
|
||
display_x11->user_time = 0;
|
||
|
||
#ifdef HAVE_XKB
|
||
{
|
||
gint xkb_major = XkbMajorVersion;
|
||
gint xkb_minor = XkbMinorVersion;
|
||
if (XkbLibraryVersion (&xkb_major, &xkb_minor))
|
||
{
|
||
xkb_major = XkbMajorVersion;
|
||
xkb_minor = XkbMinorVersion;
|
||
|
||
if (XkbQueryExtension (display_x11->xdisplay,
|
||
NULL, &display_x11->xkb_event_type, NULL,
|
||
&xkb_major, &xkb_minor))
|
||
{
|
||
Bool detectable_autorepeat_supported;
|
||
|
||
display_x11->use_xkb = TRUE;
|
||
|
||
XkbSelectEvents (display_x11->xdisplay,
|
||
XkbUseCoreKbd,
|
||
XkbNewKeyboardNotifyMask | XkbMapNotifyMask | XkbStateNotifyMask,
|
||
XkbNewKeyboardNotifyMask | XkbMapNotifyMask | XkbStateNotifyMask);
|
||
|
||
/* keep this in sync with _gdk_x11_keymap_state_changed() */
|
||
XkbSelectEventDetails (display_x11->xdisplay,
|
||
XkbUseCoreKbd, XkbStateNotify,
|
||
XkbAllStateComponentsMask,
|
||
XkbModifierStateMask|XkbGroupStateMask);
|
||
|
||
XkbSetDetectableAutoRepeat (display_x11->xdisplay,
|
||
True,
|
||
&detectable_autorepeat_supported);
|
||
|
||
GDK_NOTE (MISC, g_message ("Detectable autorepeat %s.",
|
||
detectable_autorepeat_supported ?
|
||
"supported" : "not supported"));
|
||
|
||
display_x11->have_xkb_autorepeat = detectable_autorepeat_supported;
|
||
}
|
||
}
|
||
}
|
||
#endif
|
||
|
||
display_x11->use_sync = FALSE;
|
||
#ifdef HAVE_XSYNC
|
||
{
|
||
int major, minor;
|
||
int error_base, event_base;
|
||
|
||
if (XSyncQueryExtension (display_x11->xdisplay,
|
||
&event_base, &error_base) &&
|
||
XSyncInitialize (display_x11->xdisplay,
|
||
&major, &minor))
|
||
display_x11->use_sync = TRUE;
|
||
}
|
||
#endif
|
||
|
||
gdk_x11_display_init_input (display);
|
||
|
||
_gdk_x11_screen_setup (display_x11->screen);
|
||
|
||
g_signal_emit_by_name (display, "opened");
|
||
|
||
return display;
|
||
}
|
||
|
||
/*
|
||
* XLib internal connection handling
|
||
*/
|
||
typedef struct _GdkInternalConnection GdkInternalConnection;
|
||
|
||
struct _GdkInternalConnection
|
||
{
|
||
gint fd;
|
||
GSource *source;
|
||
Display *display;
|
||
};
|
||
|
||
static gboolean
|
||
process_internal_connection (GIOChannel *gioc,
|
||
GIOCondition cond,
|
||
gpointer data)
|
||
{
|
||
GdkInternalConnection *connection = (GdkInternalConnection *)data;
|
||
|
||
gdk_threads_enter ();
|
||
|
||
XProcessInternalConnection ((Display*)connection->display, connection->fd);
|
||
|
||
gdk_threads_leave ();
|
||
|
||
return TRUE;
|
||
}
|
||
|
||
static gulong
|
||
gdk_x11_display_get_next_serial (GdkDisplay *display)
|
||
{
|
||
return NextRequest (GDK_DISPLAY_XDISPLAY (display));
|
||
}
|
||
|
||
|
||
static GdkInternalConnection *
|
||
gdk_add_connection_handler (Display *display,
|
||
guint fd)
|
||
{
|
||
GIOChannel *io_channel;
|
||
GdkInternalConnection *connection;
|
||
|
||
connection = g_new (GdkInternalConnection, 1);
|
||
|
||
connection->fd = fd;
|
||
connection->display = display;
|
||
|
||
io_channel = g_io_channel_unix_new (fd);
|
||
|
||
connection->source = g_io_create_watch (io_channel, G_IO_IN);
|
||
g_source_set_callback (connection->source,
|
||
(GSourceFunc)process_internal_connection, connection, NULL);
|
||
g_source_attach (connection->source, NULL);
|
||
|
||
g_io_channel_unref (io_channel);
|
||
|
||
return connection;
|
||
}
|
||
|
||
static void
|
||
gdk_remove_connection_handler (GdkInternalConnection *connection)
|
||
{
|
||
g_source_destroy (connection->source);
|
||
g_free (connection);
|
||
}
|
||
|
||
static void
|
||
gdk_internal_connection_watch (Display *display,
|
||
XPointer arg,
|
||
gint fd,
|
||
gboolean opening,
|
||
XPointer *watch_data)
|
||
{
|
||
if (opening)
|
||
*watch_data = (XPointer)gdk_add_connection_handler (display, fd);
|
||
else
|
||
gdk_remove_connection_handler ((GdkInternalConnection *)*watch_data);
|
||
}
|
||
|
||
static const gchar *
|
||
gdk_x11_display_get_name (GdkDisplay *display)
|
||
{
|
||
return (gchar *) DisplayString (GDK_X11_DISPLAY (display)->xdisplay);
|
||
}
|
||
|
||
static GdkScreen *
|
||
gdk_x11_display_get_default_screen (GdkDisplay *display)
|
||
{
|
||
return GDK_X11_DISPLAY (display)->screen;
|
||
}
|
||
|
||
gboolean
|
||
_gdk_x11_display_is_root_window (GdkDisplay *display,
|
||
Window xroot_window)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
return GDK_SCREEN_XROOTWIN (display_x11->screen) == xroot_window;
|
||
}
|
||
|
||
struct XPointerUngrabInfo {
|
||
GdkDisplay *display;
|
||
guint32 time;
|
||
};
|
||
|
||
static void
|
||
device_grab_update_callback (GdkDisplay *display,
|
||
gpointer data,
|
||
gulong serial)
|
||
{
|
||
GdkPointerWindowInfo *pointer_info;
|
||
GdkDevice *device = data;
|
||
|
||
pointer_info = _gdk_display_get_pointer_info (display, device);
|
||
_gdk_display_device_grab_update (display, device,
|
||
pointer_info->last_slave ? pointer_info->last_slave : device,
|
||
serial);
|
||
}
|
||
|
||
#define XSERVER_TIME_IS_LATER(time1, time2) \
|
||
( (( time1 > time2 ) && ( time1 - time2 < ((guint32)-1)/2 )) || \
|
||
(( time1 < time2 ) && ( time2 - time1 > ((guint32)-1)/2 )) \
|
||
)
|
||
|
||
void
|
||
_gdk_x11_display_update_grab_info (GdkDisplay *display,
|
||
GdkDevice *device,
|
||
gint status)
|
||
{
|
||
if (status == GrabSuccess)
|
||
_gdk_x11_roundtrip_async (display, device_grab_update_callback, device);
|
||
}
|
||
|
||
void
|
||
_gdk_x11_display_update_grab_info_ungrab (GdkDisplay *display,
|
||
GdkDevice *device,
|
||
guint32 time,
|
||
gulong serial)
|
||
{
|
||
GdkDeviceGrabInfo *grab;
|
||
|
||
XFlush (GDK_DISPLAY_XDISPLAY (display));
|
||
|
||
grab = _gdk_display_get_last_device_grab (display, device);
|
||
if (grab &&
|
||
(time == GDK_CURRENT_TIME ||
|
||
grab->time == GDK_CURRENT_TIME ||
|
||
!XSERVER_TIME_IS_LATER (grab->time, time)))
|
||
{
|
||
grab->serial_end = serial;
|
||
_gdk_x11_roundtrip_async (display, device_grab_update_callback, device);
|
||
}
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_beep (GdkDisplay *display)
|
||
{
|
||
#ifdef HAVE_XKB
|
||
XkbBell (GDK_DISPLAY_XDISPLAY (display), None, 0, None);
|
||
#else
|
||
XBell (GDK_DISPLAY_XDISPLAY (display), 0);
|
||
#endif
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_sync (GdkDisplay *display)
|
||
{
|
||
XSync (GDK_DISPLAY_XDISPLAY (display), False);
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_flush (GdkDisplay *display)
|
||
{
|
||
if (!display->closed)
|
||
XFlush (GDK_DISPLAY_XDISPLAY (display));
|
||
}
|
||
|
||
static gboolean
|
||
gdk_x11_display_has_pending (GdkDisplay *display)
|
||
{
|
||
return XPending (GDK_DISPLAY_XDISPLAY (display));
|
||
}
|
||
|
||
static GdkWindow *
|
||
gdk_x11_display_get_default_group (GdkDisplay *display)
|
||
{
|
||
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
|
||
|
||
return GDK_X11_DISPLAY (display)->leader_gdk_window;
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_grab:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
*
|
||
* Call XGrabServer() on @display.
|
||
* To ungrab the display again, use gdk_x11_display_ungrab().
|
||
*
|
||
* gdk_x11_display_grab()/gdk_x11_display_ungrab() calls can be nested.
|
||
*
|
||
* Since: 2.2
|
||
**/
|
||
void
|
||
gdk_x11_display_grab (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
|
||
g_return_if_fail (GDK_IS_DISPLAY (display));
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
if (display_x11->grab_count == 0)
|
||
XGrabServer (display_x11->xdisplay);
|
||
display_x11->grab_count++;
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_ungrab:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
*
|
||
* Ungrab @display after it has been grabbed with
|
||
* gdk_x11_display_grab().
|
||
*
|
||
* Since: 2.2
|
||
**/
|
||
void
|
||
gdk_x11_display_ungrab (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
|
||
g_return_if_fail (GDK_IS_DISPLAY (display));
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);;
|
||
g_return_if_fail (display_x11->grab_count > 0);
|
||
|
||
display_x11->grab_count--;
|
||
if (display_x11->grab_count == 0)
|
||
{
|
||
XUngrabServer (display_x11->xdisplay);
|
||
XFlush (display_x11->xdisplay);
|
||
}
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_dispose (GObject *object)
|
||
{
|
||
GdkX11Display *display_x11 = GDK_X11_DISPLAY (object);
|
||
|
||
g_list_foreach (display_x11->input_devices, (GFunc) g_object_run_dispose, NULL);
|
||
|
||
_gdk_screen_close (display_x11->screen);
|
||
|
||
if (display_x11->event_source)
|
||
{
|
||
g_source_destroy (display_x11->event_source);
|
||
g_source_unref (display_x11->event_source);
|
||
display_x11->event_source = NULL;
|
||
}
|
||
|
||
G_OBJECT_CLASS (gdk_x11_display_parent_class)->dispose (object);
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_finalize (GObject *object)
|
||
{
|
||
GdkX11Display *display_x11 = GDK_X11_DISPLAY (object);
|
||
|
||
/* Keymap */
|
||
if (display_x11->keymap)
|
||
g_object_unref (display_x11->keymap);
|
||
|
||
_gdk_x11_cursor_display_finalize (GDK_DISPLAY (display_x11));
|
||
|
||
/* Empty the event queue */
|
||
_gdk_x11_display_free_translate_queue (GDK_DISPLAY (display_x11));
|
||
|
||
/* Atom Hashtable */
|
||
g_hash_table_destroy (display_x11->atom_from_virtual);
|
||
g_hash_table_destroy (display_x11->atom_to_virtual);
|
||
|
||
/* Leader Window */
|
||
XDestroyWindow (display_x11->xdisplay, display_x11->leader_window);
|
||
|
||
/* List of event window extraction functions */
|
||
g_slist_foreach (display_x11->event_types, (GFunc)g_free, NULL);
|
||
g_slist_free (display_x11->event_types);
|
||
|
||
/* input GdkDevice list */
|
||
g_list_free_full (display_x11->input_devices, g_object_unref);
|
||
|
||
/* input GdkWindow list */
|
||
g_list_free_full (display_x11->input_windows, g_free);
|
||
|
||
/* Free all GdkScreens */
|
||
g_object_unref (display_x11->screen);
|
||
|
||
g_free (display_x11->startup_notification_id);
|
||
|
||
/* X ID hashtable */
|
||
g_hash_table_destroy (display_x11->xid_ht);
|
||
|
||
XCloseDisplay (display_x11->xdisplay);
|
||
|
||
/* error traps */
|
||
while (display_x11->error_traps != NULL)
|
||
{
|
||
GdkErrorTrap *trap = display_x11->error_traps->data;
|
||
|
||
display_x11->error_traps =
|
||
g_slist_delete_link (display_x11->error_traps,
|
||
display_x11->error_traps);
|
||
|
||
if (trap->end_sequence == 0)
|
||
g_warning ("Display finalized with an unpopped error trap");
|
||
|
||
g_slice_free (GdkErrorTrap, trap);
|
||
}
|
||
|
||
G_OBJECT_CLASS (gdk_x11_display_parent_class)->finalize (object);
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_lookup_xdisplay:
|
||
* @xdisplay: a pointer to an X Display
|
||
*
|
||
* Find the #GdkDisplay corresponding to @xdisplay, if any exists.
|
||
*
|
||
* Returns: (transfer none) (type GdkX11Display): the #GdkDisplay, if found, otherwise %NULL.
|
||
*
|
||
* Since: 2.2
|
||
**/
|
||
GdkDisplay *
|
||
gdk_x11_lookup_xdisplay (Display *xdisplay)
|
||
{
|
||
GSList *list, *l;
|
||
GdkDisplay *display;
|
||
|
||
display = NULL;
|
||
|
||
list = gdk_display_manager_list_displays (gdk_display_manager_get ());
|
||
|
||
for (l = list; l; l = l->next)
|
||
{
|
||
if (GDK_DISPLAY_XDISPLAY (l->data) == xdisplay)
|
||
{
|
||
display = l->data;
|
||
break;
|
||
}
|
||
}
|
||
|
||
g_slist_free (list);
|
||
|
||
return display;
|
||
}
|
||
|
||
/**
|
||
* _gdk_x11_display_screen_for_xrootwin:
|
||
* @display: a #GdkDisplay
|
||
* @xrootwin: window ID for one of of the screen’s of the display.
|
||
*
|
||
* Given the root window ID of one of the screen’s of a #GdkDisplay,
|
||
* finds the screen.
|
||
*
|
||
* Returns: (transfer none): the #GdkScreen corresponding to
|
||
* @xrootwin, or %NULL.
|
||
**/
|
||
GdkScreen *
|
||
_gdk_x11_display_screen_for_xrootwin (GdkDisplay *display,
|
||
Window xrootwin)
|
||
{
|
||
GdkScreen *screen = gdk_display_get_default_screen (display);
|
||
|
||
if (GDK_SCREEN_XROOTWIN (screen) == xrootwin)
|
||
return screen;
|
||
|
||
return NULL;
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_get_xdisplay:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
*
|
||
* Returns the X display of a #GdkDisplay.
|
||
*
|
||
* Returns: (transfer none): an X display
|
||
*
|
||
* Since: 2.2
|
||
*/
|
||
Display *
|
||
gdk_x11_display_get_xdisplay (GdkDisplay *display)
|
||
{
|
||
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
|
||
return GDK_X11_DISPLAY (display)->xdisplay;
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_make_default (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
|
||
const gchar *startup_id;
|
||
|
||
g_free (display_x11->startup_notification_id);
|
||
display_x11->startup_notification_id = NULL;
|
||
|
||
startup_id = g_getenv ("DESKTOP_STARTUP_ID");
|
||
if (startup_id && *startup_id != '\0')
|
||
{
|
||
if (!g_utf8_validate (startup_id, -1, NULL))
|
||
g_warning ("DESKTOP_STARTUP_ID contains invalid UTF-8");
|
||
else
|
||
gdk_x11_display_set_startup_notification_id (display, startup_id);
|
||
|
||
/* Clear the environment variable so it won't be inherited by
|
||
* child processes and confuse things.
|
||
*/
|
||
g_unsetenv ("DESKTOP_STARTUP_ID");
|
||
}
|
||
}
|
||
|
||
static void
|
||
broadcast_xmessage (GdkDisplay *display,
|
||
const char *message_type,
|
||
const char *message_type_begin,
|
||
const char *message)
|
||
{
|
||
Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
|
||
GdkScreen *screen = gdk_display_get_default_screen (display);
|
||
GdkWindow *root_window = gdk_screen_get_root_window (screen);
|
||
Window xroot_window = GDK_WINDOW_XID (root_window);
|
||
|
||
Atom type_atom;
|
||
Atom type_atom_begin;
|
||
Window xwindow;
|
||
|
||
if (!G_LIKELY (GDK_X11_DISPLAY (display)->trusted_client))
|
||
return;
|
||
|
||
{
|
||
XSetWindowAttributes attrs;
|
||
|
||
attrs.override_redirect = True;
|
||
attrs.event_mask = PropertyChangeMask | StructureNotifyMask;
|
||
|
||
xwindow =
|
||
XCreateWindow (xdisplay,
|
||
xroot_window,
|
||
-100, -100, 1, 1,
|
||
0,
|
||
CopyFromParent,
|
||
CopyFromParent,
|
||
(Visual *)CopyFromParent,
|
||
CWOverrideRedirect | CWEventMask,
|
||
&attrs);
|
||
}
|
||
|
||
type_atom = gdk_x11_get_xatom_by_name_for_display (display,
|
||
message_type);
|
||
type_atom_begin = gdk_x11_get_xatom_by_name_for_display (display,
|
||
message_type_begin);
|
||
|
||
{
|
||
XClientMessageEvent xclient;
|
||
const char *src;
|
||
const char *src_end;
|
||
char *dest;
|
||
char *dest_end;
|
||
|
||
memset(&xclient, 0, sizeof (xclient));
|
||
xclient.type = ClientMessage;
|
||
xclient.message_type = type_atom_begin;
|
||
xclient.display =xdisplay;
|
||
xclient.window = xwindow;
|
||
xclient.format = 8;
|
||
|
||
src = message;
|
||
src_end = message + strlen (message) + 1; /* +1 to include nul byte */
|
||
|
||
while (src != src_end)
|
||
{
|
||
dest = &xclient.data.b[0];
|
||
dest_end = dest + 20;
|
||
|
||
while (dest != dest_end &&
|
||
src != src_end)
|
||
{
|
||
*dest = *src;
|
||
++dest;
|
||
++src;
|
||
}
|
||
|
||
while (dest != dest_end)
|
||
{
|
||
*dest = 0;
|
||
++dest;
|
||
}
|
||
|
||
XSendEvent (xdisplay,
|
||
xroot_window,
|
||
False,
|
||
PropertyChangeMask,
|
||
(XEvent *)&xclient);
|
||
|
||
xclient.message_type = type_atom;
|
||
}
|
||
}
|
||
|
||
XDestroyWindow (xdisplay, xwindow);
|
||
XFlush (xdisplay);
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_broadcast_startup_message:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
* @message_type: startup notification message type ("new", "change",
|
||
* or "remove")
|
||
* @...: a list of key/value pairs (as strings), terminated by a
|
||
* %NULL key. (A %NULL value for a key will cause that key to be
|
||
* skipped in the output.)
|
||
*
|
||
* Sends a startup notification message of type @message_type to
|
||
* @display.
|
||
*
|
||
* This is a convenience function for use by code that implements the
|
||
* freedesktop startup notification specification. Applications should
|
||
* not normally need to call it directly. See the
|
||
* [Startup Notification Protocol specification](http://standards.freedesktop.org/startup-notification-spec/startup-notification-latest.txt)
|
||
* for definitions of the message types and keys that can be used.
|
||
*
|
||
* Since: 2.12
|
||
**/
|
||
void
|
||
gdk_x11_display_broadcast_startup_message (GdkDisplay *display,
|
||
const char *message_type,
|
||
...)
|
||
{
|
||
GString *message;
|
||
va_list ap;
|
||
const char *key, *value, *p;
|
||
|
||
message = g_string_new (message_type);
|
||
g_string_append_c (message, ':');
|
||
|
||
va_start (ap, message_type);
|
||
while ((key = va_arg (ap, const char *)))
|
||
{
|
||
value = va_arg (ap, const char *);
|
||
if (!value)
|
||
continue;
|
||
|
||
g_string_append_printf (message, " %s=\"", key);
|
||
for (p = value; *p; p++)
|
||
{
|
||
switch (*p)
|
||
{
|
||
case ' ':
|
||
case '"':
|
||
case '\\':
|
||
g_string_append_c (message, '\\');
|
||
break;
|
||
}
|
||
|
||
g_string_append_c (message, *p);
|
||
}
|
||
g_string_append_c (message, '\"');
|
||
}
|
||
va_end (ap);
|
||
|
||
broadcast_xmessage (display,
|
||
"_NET_STARTUP_INFO",
|
||
"_NET_STARTUP_INFO_BEGIN",
|
||
message->str);
|
||
|
||
g_string_free (message, TRUE);
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_notify_startup_complete (GdkDisplay *display,
|
||
const gchar *startup_id)
|
||
{
|
||
if (startup_id == NULL)
|
||
{
|
||
startup_id = GDK_X11_DISPLAY (display)->startup_notification_id;
|
||
if (startup_id == NULL)
|
||
return;
|
||
}
|
||
|
||
gdk_x11_display_broadcast_startup_message (display, "remove",
|
||
"ID", startup_id,
|
||
NULL);
|
||
}
|
||
|
||
static gboolean
|
||
gdk_x11_display_supports_selection_notification (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
return display_x11->have_xfixes;
|
||
}
|
||
|
||
static gboolean
|
||
gdk_x11_display_request_selection_notification (GdkDisplay *display,
|
||
GdkAtom selection)
|
||
|
||
{
|
||
#ifdef HAVE_XFIXES
|
||
GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
|
||
Atom atom;
|
||
|
||
if (display_x11->have_xfixes)
|
||
{
|
||
atom = gdk_x11_atom_to_xatom_for_display (display,
|
||
selection);
|
||
XFixesSelectSelectionInput (display_x11->xdisplay,
|
||
display_x11->leader_window,
|
||
atom,
|
||
XFixesSetSelectionOwnerNotifyMask |
|
||
XFixesSelectionWindowDestroyNotifyMask |
|
||
XFixesSelectionClientCloseNotifyMask);
|
||
return TRUE;
|
||
}
|
||
else
|
||
#endif
|
||
return FALSE;
|
||
}
|
||
|
||
static gboolean
|
||
gdk_x11_display_supports_clipboard_persistence (GdkDisplay *display)
|
||
{
|
||
Atom clipboard_manager;
|
||
|
||
/* It might make sense to cache this */
|
||
clipboard_manager = gdk_x11_get_xatom_by_name_for_display (display, "CLIPBOARD_MANAGER");
|
||
return XGetSelectionOwner (GDK_X11_DISPLAY (display)->xdisplay, clipboard_manager) != None;
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_store_clipboard (GdkDisplay *display,
|
||
GdkWindow *clipboard_window,
|
||
guint32 time_,
|
||
const GdkAtom *targets,
|
||
gint n_targets)
|
||
{
|
||
GdkX11Display *display_x11 = GDK_X11_DISPLAY (display);
|
||
Atom clipboard_manager, save_targets;
|
||
|
||
g_return_if_fail (GDK_WINDOW_IS_X11 (clipboard_window));
|
||
|
||
clipboard_manager = gdk_x11_get_xatom_by_name_for_display (display, "CLIPBOARD_MANAGER");
|
||
save_targets = gdk_x11_get_xatom_by_name_for_display (display, "SAVE_TARGETS");
|
||
|
||
gdk_x11_display_error_trap_push (display);
|
||
|
||
if (XGetSelectionOwner (display_x11->xdisplay, clipboard_manager) != None)
|
||
{
|
||
Atom property_name = None;
|
||
Atom *xatoms;
|
||
int i;
|
||
|
||
if (n_targets > 0)
|
||
{
|
||
property_name = gdk_x11_get_xatom_by_name_for_display (display, "GDK_SELECTION");
|
||
|
||
xatoms = g_new (Atom, n_targets);
|
||
for (i = 0; i < n_targets; i++)
|
||
xatoms[i] = gdk_x11_atom_to_xatom_for_display (display, targets[i]);
|
||
|
||
XChangeProperty (display_x11->xdisplay, GDK_WINDOW_XID (clipboard_window),
|
||
property_name, XA_ATOM,
|
||
32, PropModeReplace, (guchar *)xatoms, n_targets);
|
||
g_free (xatoms);
|
||
|
||
}
|
||
|
||
XConvertSelection (display_x11->xdisplay,
|
||
clipboard_manager, save_targets, property_name,
|
||
GDK_WINDOW_XID (clipboard_window), time_);
|
||
|
||
}
|
||
gdk_x11_display_error_trap_pop_ignored (display);
|
||
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_get_user_time:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
*
|
||
* Returns the timestamp of the last user interaction on
|
||
* @display. The timestamp is taken from events caused
|
||
* by user interaction such as key presses or pointer
|
||
* movements. See gdk_x11_window_set_user_time().
|
||
*
|
||
* Returns: the timestamp of the last user interaction
|
||
*
|
||
* Since: 2.8
|
||
*/
|
||
guint32
|
||
gdk_x11_display_get_user_time (GdkDisplay *display)
|
||
{
|
||
return GDK_X11_DISPLAY (display)->user_time;
|
||
}
|
||
|
||
static gboolean
|
||
gdk_x11_display_supports_shapes (GdkDisplay *display)
|
||
{
|
||
return GDK_X11_DISPLAY (display)->have_shapes;
|
||
}
|
||
|
||
static gboolean
|
||
gdk_x11_display_supports_input_shapes (GdkDisplay *display)
|
||
{
|
||
return GDK_X11_DISPLAY (display)->have_input_shapes;
|
||
}
|
||
|
||
|
||
/**
|
||
* gdk_x11_display_get_startup_notification_id:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
*
|
||
* Gets the startup notification ID for a display.
|
||
*
|
||
* Returns: the startup notification ID for @display
|
||
*
|
||
* Since: 2.12
|
||
*/
|
||
const gchar *
|
||
gdk_x11_display_get_startup_notification_id (GdkDisplay *display)
|
||
{
|
||
return GDK_X11_DISPLAY (display)->startup_notification_id;
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_set_startup_notification_id:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
* @startup_id: the startup notification ID (must be valid utf8)
|
||
*
|
||
* Sets the startup notification ID for a display.
|
||
*
|
||
* This is usually taken from the value of the DESKTOP_STARTUP_ID
|
||
* environment variable, but in some cases (such as the application not
|
||
* being launched using exec()) it can come from other sources.
|
||
*
|
||
* If the ID contains the string "_TIME" then the portion following that
|
||
* string is taken to be the X11 timestamp of the event that triggered
|
||
* the application to be launched and the GDK current event time is set
|
||
* accordingly.
|
||
*
|
||
* The startup ID is also what is used to signal that the startup is
|
||
* complete (for example, when opening a window or when calling
|
||
* gdk_notify_startup_complete()).
|
||
*
|
||
* Since: 3.0
|
||
**/
|
||
void
|
||
gdk_x11_display_set_startup_notification_id (GdkDisplay *display,
|
||
const gchar *startup_id)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
gchar *time_str;
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
g_free (display_x11->startup_notification_id);
|
||
display_x11->startup_notification_id = g_strdup (startup_id);
|
||
|
||
/* Find the launch time from the startup_id, if it's there. Newer spec
|
||
* states that the startup_id is of the form <unique>_TIME<timestamp>
|
||
*/
|
||
time_str = g_strrstr (startup_id, "_TIME");
|
||
if (time_str != NULL)
|
||
{
|
||
gulong retval;
|
||
gchar *end;
|
||
errno = 0;
|
||
|
||
/* Skip past the "_TIME" part */
|
||
time_str += 5;
|
||
|
||
retval = strtoul (time_str, &end, 0);
|
||
if (end != time_str && errno == 0)
|
||
display_x11->user_time = retval;
|
||
}
|
||
|
||
/* Set the startup id on the leader window so it
|
||
* applies to all windows we create on this display
|
||
*/
|
||
XChangeProperty (display_x11->xdisplay,
|
||
display_x11->leader_window,
|
||
gdk_x11_get_xatom_by_name_for_display (display, "_NET_STARTUP_ID"),
|
||
gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8,
|
||
PropModeReplace,
|
||
(guchar *)startup_id, strlen (startup_id));
|
||
}
|
||
|
||
static gboolean
|
||
gdk_x11_display_supports_composite (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *x11_display = GDK_X11_DISPLAY (display);
|
||
|
||
return x11_display->have_xcomposite &&
|
||
x11_display->have_xdamage &&
|
||
x11_display->have_xfixes;
|
||
}
|
||
|
||
static GList *
|
||
gdk_x11_display_list_devices (GdkDisplay *display)
|
||
{
|
||
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
|
||
|
||
return GDK_X11_DISPLAY (display)->input_devices;
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_register_standard_event_type:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
* @event_base: first event type code to register
|
||
* @n_events: number of event type codes to register
|
||
*
|
||
* Registers interest in receiving extension events with type codes
|
||
* between @event_base and `event_base + n_events - 1`.
|
||
* The registered events must have the window field in the same place
|
||
* as core X events (this is not the case for e.g. XKB extension events).
|
||
*
|
||
* If an event type is registered, events of this type will go through
|
||
* global and window-specific filters (see gdk_window_add_filter()).
|
||
* Unregistered events will only go through global filters.
|
||
* GDK may register the events of some X extensions on its own.
|
||
*
|
||
* This function should only be needed in unusual circumstances, e.g.
|
||
* when filtering XInput extension events on the root window.
|
||
*
|
||
* Since: 2.4
|
||
**/
|
||
void
|
||
gdk_x11_register_standard_event_type (GdkDisplay *display,
|
||
gint event_base,
|
||
gint n_events)
|
||
{
|
||
GdkEventTypeX11 *event_type;
|
||
GdkX11Display *display_x11;
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
event_type = g_new (GdkEventTypeX11, 1);
|
||
|
||
event_type->base = event_base;
|
||
event_type->n_events = n_events;
|
||
|
||
display_x11->event_types = g_slist_prepend (display_x11->event_types, event_type);
|
||
}
|
||
|
||
/* look up the extension name for a given major opcode. grubs around in
|
||
* xlib to do it since a) it’s already cached there b) XQueryExtension
|
||
* emits protocol so we can’t use it in an error handler.
|
||
*/
|
||
static const char *
|
||
_gdk_x11_decode_request_code(Display *dpy, int code)
|
||
{
|
||
_XExtension *ext;
|
||
|
||
if (code < 128)
|
||
return "core protocol";
|
||
|
||
for (ext = dpy->ext_procs; ext; ext = ext->next)
|
||
{
|
||
if (ext->codes.major_opcode == code)
|
||
return ext->name;
|
||
}
|
||
|
||
return "unknown";
|
||
}
|
||
|
||
/* compare X sequence numbers handling wraparound */
|
||
#define SEQUENCE_COMPARE(a,op,b) (((long) (a) - (long) (b)) op 0)
|
||
|
||
/* delivers an error event from the error handler in gdkmain-x11.c */
|
||
void
|
||
_gdk_x11_display_error_event (GdkDisplay *display,
|
||
XErrorEvent *error)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
GSList *tmp_list;
|
||
gboolean ignore;
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
ignore = FALSE;
|
||
for (tmp_list = display_x11->error_traps;
|
||
tmp_list != NULL;
|
||
tmp_list = tmp_list->next)
|
||
{
|
||
GdkErrorTrap *trap;
|
||
|
||
trap = tmp_list->data;
|
||
|
||
if (SEQUENCE_COMPARE (trap->start_sequence, <=, error->serial) &&
|
||
(trap->end_sequence == 0 ||
|
||
SEQUENCE_COMPARE (trap->end_sequence, >, error->serial)))
|
||
{
|
||
ignore = TRUE;
|
||
trap->error_code = error->error_code;
|
||
break; /* only innermost trap gets the error code */
|
||
}
|
||
}
|
||
|
||
if (!ignore)
|
||
{
|
||
gchar buf[64];
|
||
gchar *msg;
|
||
|
||
XGetErrorText (display_x11->xdisplay, error->error_code, buf, 63);
|
||
|
||
msg =
|
||
g_strdup_printf ("The program '%s' received an X Window System error.\n"
|
||
"This probably reflects a bug in the program.\n"
|
||
"The error was '%s'.\n"
|
||
" (Details: serial %ld error_code %d request_code %d (%s) minor_code %d)\n"
|
||
" (Note to programmers: normally, X errors are reported asynchronously;\n"
|
||
" that is, you will receive the error a while after causing it.\n"
|
||
" To debug your program, run it with the GDK_SYNCHRONIZE environment\n"
|
||
" variable to change this behavior. You can then get a meaningful\n"
|
||
" backtrace from your debugger if you break on the gdk_x_error() function.)",
|
||
g_get_prgname (),
|
||
buf,
|
||
error->serial,
|
||
error->error_code,
|
||
error->request_code,
|
||
_gdk_x11_decode_request_code(display_x11->xdisplay,
|
||
error->request_code),
|
||
error->minor_code);
|
||
|
||
#ifdef G_ENABLE_DEBUG
|
||
g_error ("%s", msg);
|
||
#else /* !G_ENABLE_DEBUG */
|
||
g_warning ("%s\n", msg);
|
||
|
||
_exit (1);
|
||
#endif /* G_ENABLE_DEBUG */
|
||
}
|
||
}
|
||
|
||
static void
|
||
delete_outdated_error_traps (GdkX11Display *display_x11)
|
||
{
|
||
GSList *tmp_list;
|
||
gulong processed_sequence;
|
||
|
||
processed_sequence = XLastKnownRequestProcessed (display_x11->xdisplay);
|
||
|
||
tmp_list = display_x11->error_traps;
|
||
while (tmp_list != NULL)
|
||
{
|
||
GdkErrorTrap *trap = tmp_list->data;
|
||
|
||
if (trap->end_sequence != 0 &&
|
||
SEQUENCE_COMPARE (trap->end_sequence, <=, processed_sequence))
|
||
{
|
||
GSList *free_me = tmp_list;
|
||
|
||
tmp_list = tmp_list->next;
|
||
display_x11->error_traps =
|
||
g_slist_delete_link (display_x11->error_traps, free_me);
|
||
g_slice_free (GdkErrorTrap, trap);
|
||
}
|
||
else
|
||
{
|
||
tmp_list = tmp_list->next;
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_error_trap_push:
|
||
* @display: (type GdkX11Display): a #GdkDisplay
|
||
*
|
||
* Begins a range of X requests on @display for which X error events
|
||
* will be ignored. Unignored errors (when no trap is pushed) will abort
|
||
* the application. Use gdk_x11_display_error_trap_pop() or
|
||
* gdk_x11_display_error_trap_pop_ignored()to lift a trap pushed
|
||
* with this function.
|
||
*
|
||
* See also gdk_error_trap_push() to push a trap on all displays.
|
||
*
|
||
* Since: 3.0
|
||
*/
|
||
void
|
||
gdk_x11_display_error_trap_push (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
GdkErrorTrap *trap;
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
delete_outdated_error_traps (display_x11);
|
||
|
||
/* set up the Xlib callback to tell us about errors */
|
||
_gdk_x11_error_handler_push ();
|
||
|
||
trap = g_slice_new0 (GdkErrorTrap);
|
||
|
||
trap->start_sequence = XNextRequest (display_x11->xdisplay);
|
||
trap->error_code = Success;
|
||
|
||
display_x11->error_traps =
|
||
g_slist_prepend (display_x11->error_traps, trap);
|
||
}
|
||
|
||
static gint
|
||
gdk_x11_display_error_trap_pop_internal (GdkDisplay *display,
|
||
gboolean need_code)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
GdkErrorTrap *trap;
|
||
GSList *tmp_list;
|
||
int result;
|
||
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
g_return_val_if_fail (display_x11->error_traps != NULL, Success);
|
||
|
||
/* Find the first trap that hasn't been popped already */
|
||
trap = NULL; /* quiet gcc */
|
||
for (tmp_list = display_x11->error_traps;
|
||
tmp_list != NULL;
|
||
tmp_list = tmp_list->next)
|
||
{
|
||
trap = tmp_list->data;
|
||
|
||
if (trap->end_sequence == 0)
|
||
break;
|
||
}
|
||
|
||
g_return_val_if_fail (trap != NULL, Success);
|
||
g_assert (trap->end_sequence == 0);
|
||
|
||
/* May need to sync to fill in trap->error_code if we care about
|
||
* getting an error code.
|
||
*/
|
||
if (need_code)
|
||
{
|
||
gulong processed_sequence;
|
||
gulong next_sequence;
|
||
|
||
next_sequence = XNextRequest (display_x11->xdisplay);
|
||
processed_sequence = XLastKnownRequestProcessed (display_x11->xdisplay);
|
||
|
||
/* If our last request was already processed, there is no point
|
||
* in syncing. i.e. if last request was a round trip (or even if
|
||
* we got an event with the serial of a non-round-trip)
|
||
*/
|
||
if ((next_sequence - 1) != processed_sequence)
|
||
{
|
||
XSync (display_x11->xdisplay, False);
|
||
}
|
||
|
||
result = trap->error_code;
|
||
}
|
||
else
|
||
{
|
||
result = Success;
|
||
}
|
||
|
||
/* record end of trap, giving us a range of
|
||
* error sequences we'll ignore.
|
||
*/
|
||
trap->end_sequence = XNextRequest (display_x11->xdisplay);
|
||
|
||
/* remove the Xlib callback */
|
||
_gdk_x11_error_handler_pop ();
|
||
|
||
/* we may already be outdated */
|
||
delete_outdated_error_traps (display_x11);
|
||
|
||
return result;
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_set_window_scale:
|
||
* @display: (type GdkX11Display): the display
|
||
* @scale: The new scale value
|
||
*
|
||
* Forces a specific window scale for all windows on this display,
|
||
* instead of using the default or user configured scale. This
|
||
* is can be used to disable scaling support by setting @scale to
|
||
* 1, or to programmatically set the window scale.
|
||
*
|
||
* Once the scale is set by this call it will not change in response
|
||
* to later user configuration changes.
|
||
*
|
||
* Since: 3.10
|
||
*/
|
||
void
|
||
gdk_x11_display_set_window_scale (GdkDisplay *display,
|
||
gint scale)
|
||
{
|
||
GdkX11Screen *x11_screen;
|
||
gboolean need_reread_settings = FALSE;
|
||
|
||
g_return_if_fail (GDK_IS_X11_DISPLAY (display));
|
||
|
||
scale = MAX (scale, 1);
|
||
|
||
#ifndef HAVE_CAIRO_SURFACE_SET_DEVICE_SCALE
|
||
/* Without cairo support we can't support any scale but 1 */
|
||
scale = 1;
|
||
#endif
|
||
|
||
x11_screen = GDK_X11_SCREEN (GDK_X11_DISPLAY (display)->screen);
|
||
|
||
if (!x11_screen->fixed_window_scale)
|
||
{
|
||
x11_screen->fixed_window_scale = TRUE;
|
||
|
||
/* We treat screens with a window scale set differently when
|
||
* reading xsettings, so we need to reread
|
||
*/
|
||
need_reread_settings = TRUE;
|
||
}
|
||
|
||
_gdk_x11_screen_set_window_scale (x11_screen, scale);
|
||
|
||
if (need_reread_settings)
|
||
_gdk_x11_settings_force_reread (x11_screen);
|
||
}
|
||
|
||
|
||
/**
|
||
* gdk_x11_display_error_trap_pop:
|
||
* @display: (type GdkX11Display): the display
|
||
*
|
||
* Pops the error trap pushed by gdk_x11_display_error_trap_push().
|
||
* Will XSync() if necessary and will always block until
|
||
* the error is known to have occurred or not occurred,
|
||
* so the error code can be returned.
|
||
*
|
||
* If you don’t need to use the return value,
|
||
* gdk_x11_display_error_trap_pop_ignored() would be more efficient.
|
||
*
|
||
* See gdk_error_trap_pop() for the all-displays-at-once
|
||
* equivalent.
|
||
*
|
||
* Since: 3.0
|
||
*
|
||
* Returns: X error code or 0 on success
|
||
*/
|
||
gint
|
||
gdk_x11_display_error_trap_pop (GdkDisplay *display)
|
||
{
|
||
g_return_val_if_fail (GDK_IS_X11_DISPLAY (display), Success);
|
||
|
||
return gdk_x11_display_error_trap_pop_internal (display, TRUE);
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_display_error_trap_pop_ignored:
|
||
* @display: (type GdkX11Display): the display
|
||
*
|
||
* Pops the error trap pushed by gdk_x11_display_error_trap_push().
|
||
* Does not block to see if an error occurred; merely records the
|
||
* range of requests to ignore errors for, and ignores those errors
|
||
* if they arrive asynchronously.
|
||
*
|
||
* See gdk_error_trap_pop_ignored() for the all-displays-at-once
|
||
* equivalent.
|
||
*
|
||
* Since: 3.0
|
||
*/
|
||
void
|
||
gdk_x11_display_error_trap_pop_ignored (GdkDisplay *display)
|
||
{
|
||
g_return_if_fail (GDK_IS_X11_DISPLAY (display));
|
||
|
||
gdk_x11_display_error_trap_pop_internal (display, FALSE);
|
||
}
|
||
|
||
/**
|
||
* gdk_x11_set_sm_client_id:
|
||
* @sm_client_id: the client id assigned by the session manager when the
|
||
* connection was opened, or %NULL to remove the property.
|
||
*
|
||
* Sets the `SM_CLIENT_ID` property on the application’s leader window so that
|
||
* the window manager can save the application’s state using the X11R6 ICCCM
|
||
* session management protocol.
|
||
*
|
||
* See the X Session Management Library documentation for more information on
|
||
* session management and the Inter-Client Communication Conventions Manual
|
||
*
|
||
* Since: 2.24
|
||
*/
|
||
void
|
||
gdk_x11_set_sm_client_id (const gchar *sm_client_id)
|
||
{
|
||
GSList *displays, *l;
|
||
|
||
g_free (gdk_sm_client_id);
|
||
gdk_sm_client_id = g_strdup (sm_client_id);
|
||
|
||
displays = gdk_display_manager_list_displays (gdk_display_manager_get ());
|
||
for (l = displays; l; l = l->next)
|
||
set_sm_client_id (l->data, sm_client_id);
|
||
|
||
g_slist_free (displays);
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_event_data_copy (GdkDisplay *display,
|
||
const GdkEvent *src,
|
||
GdkEvent *dst)
|
||
{
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_event_data_free (GdkDisplay *display,
|
||
GdkEvent *event)
|
||
{
|
||
}
|
||
|
||
static gint
|
||
pop_error_trap (GdkDisplay *display,
|
||
gboolean ignored)
|
||
{
|
||
if (ignored)
|
||
{
|
||
gdk_x11_display_error_trap_pop_ignored (display);
|
||
return Success;
|
||
}
|
||
else
|
||
{
|
||
return gdk_x11_display_error_trap_pop (display);
|
||
}
|
||
}
|
||
|
||
static GdkKeymap *
|
||
gdk_x11_display_get_keymap (GdkDisplay *display)
|
||
{
|
||
GdkX11Display *display_x11;
|
||
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
|
||
display_x11 = GDK_X11_DISPLAY (display);
|
||
|
||
if (!display_x11->keymap)
|
||
display_x11->keymap = g_object_new (GDK_TYPE_X11_KEYMAP, NULL);
|
||
|
||
display_x11->keymap->display = display;
|
||
|
||
return display_x11->keymap;
|
||
}
|
||
|
||
static void
|
||
gdk_x11_display_class_init (GdkX11DisplayClass * class)
|
||
{
|
||
GObjectClass *object_class = G_OBJECT_CLASS (class);
|
||
GdkDisplayClass *display_class = GDK_DISPLAY_CLASS (class);
|
||
|
||
object_class->dispose = gdk_x11_display_dispose;
|
||
object_class->finalize = gdk_x11_display_finalize;
|
||
|
||
display_class->window_type = GDK_TYPE_X11_WINDOW;
|
||
|
||
display_class->get_name = gdk_x11_display_get_name;
|
||
display_class->get_default_screen = gdk_x11_display_get_default_screen;
|
||
display_class->beep = gdk_x11_display_beep;
|
||
display_class->sync = gdk_x11_display_sync;
|
||
display_class->flush = gdk_x11_display_flush;
|
||
display_class->make_default = gdk_x11_display_make_default;
|
||
display_class->has_pending = gdk_x11_display_has_pending;
|
||
display_class->queue_events = _gdk_x11_display_queue_events;
|
||
display_class->get_default_group = gdk_x11_display_get_default_group;
|
||
display_class->supports_selection_notification = gdk_x11_display_supports_selection_notification;
|
||
display_class->request_selection_notification = gdk_x11_display_request_selection_notification;
|
||
display_class->supports_clipboard_persistence = gdk_x11_display_supports_clipboard_persistence;
|
||
display_class->store_clipboard = gdk_x11_display_store_clipboard;
|
||
display_class->supports_shapes = gdk_x11_display_supports_shapes;
|
||
display_class->supports_input_shapes = gdk_x11_display_supports_input_shapes;
|
||
display_class->supports_composite = gdk_x11_display_supports_composite;
|
||
display_class->list_devices = gdk_x11_display_list_devices;
|
||
display_class->get_app_launch_context = _gdk_x11_display_get_app_launch_context;
|
||
display_class->get_cursor_for_type = _gdk_x11_display_get_cursor_for_type;
|
||
display_class->get_cursor_for_name = _gdk_x11_display_get_cursor_for_name;
|
||
display_class->get_cursor_for_surface = _gdk_x11_display_get_cursor_for_surface;
|
||
display_class->get_default_cursor_size = _gdk_x11_display_get_default_cursor_size;
|
||
display_class->get_maximal_cursor_size = _gdk_x11_display_get_maximal_cursor_size;
|
||
display_class->supports_cursor_alpha = _gdk_x11_display_supports_cursor_alpha;
|
||
display_class->supports_cursor_color = _gdk_x11_display_supports_cursor_color;
|
||
|
||
display_class->before_process_all_updates = _gdk_x11_display_before_process_all_updates;
|
||
display_class->after_process_all_updates = _gdk_x11_display_after_process_all_updates;
|
||
display_class->get_next_serial = gdk_x11_display_get_next_serial;
|
||
display_class->notify_startup_complete = gdk_x11_display_notify_startup_complete;
|
||
display_class->event_data_copy = gdk_x11_display_event_data_copy;
|
||
display_class->event_data_free = gdk_x11_display_event_data_free;
|
||
display_class->create_window_impl = _gdk_x11_display_create_window_impl;
|
||
display_class->get_keymap = gdk_x11_display_get_keymap;
|
||
display_class->push_error_trap = gdk_x11_display_error_trap_push;
|
||
display_class->pop_error_trap = pop_error_trap;
|
||
display_class->get_selection_owner = _gdk_x11_display_get_selection_owner;
|
||
display_class->set_selection_owner = _gdk_x11_display_set_selection_owner;
|
||
display_class->send_selection_notify = _gdk_x11_display_send_selection_notify;
|
||
display_class->get_selection_property = _gdk_x11_display_get_selection_property;
|
||
display_class->convert_selection = _gdk_x11_display_convert_selection;
|
||
display_class->text_property_to_utf8_list = _gdk_x11_display_text_property_to_utf8_list;
|
||
display_class->utf8_to_string_target = _gdk_x11_display_utf8_to_string_target;
|
||
|
||
_gdk_x11_windowing_init ();
|
||
}
|