forked from AuroraMiddleware/gtk
02ed1e9bdb
2006-05-25 Matthias Clasen <mclasen@redhat.com> Make GTK+ work as an untrusted X client. (#136571, Ed Catmur)
3020 lines
82 KiB
C
3020 lines
82 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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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 Lesser 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
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include <config.h>
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#include "gdk.h"
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#include "gdkprivate-x11.h"
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#include "gdkinternals.h"
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#include "gdkx.h"
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#include "gdkscreen-x11.h"
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#include "gdkdisplay-x11.h"
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#include "gdkasync.h"
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#include "gdkkeysyms.h"
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#include "xsettings-client.h"
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#include <string.h>
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#include "gdkinputprivate.h"
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#include "gdkalias.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_XSYNC
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#include <X11/extensions/sync.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/Xatom.h>
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typedef struct _GdkIOClosure GdkIOClosure;
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typedef struct _GdkDisplaySource GdkDisplaySource;
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typedef struct _GdkEventTypeX11 GdkEventTypeX11;
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struct _GdkIOClosure
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{
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GdkInputFunction function;
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GdkInputCondition condition;
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GdkDestroyNotify notify;
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gpointer data;
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};
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struct _GdkDisplaySource
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{
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GSource source;
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GdkDisplay *display;
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GPollFD event_poll_fd;
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};
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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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/*
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* Private function declarations
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*/
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static gint gdk_event_apply_filters (XEvent *xevent,
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GdkEvent *event,
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GList *filters);
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static gboolean gdk_event_translate (GdkDisplay *display,
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GdkEvent *event,
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XEvent *xevent,
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gboolean return_exposes);
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static gboolean gdk_event_prepare (GSource *source,
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gint *timeout);
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static gboolean gdk_event_check (GSource *source);
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static gboolean gdk_event_dispatch (GSource *source,
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GSourceFunc callback,
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gpointer user_data);
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static GdkFilterReturn gdk_wm_protocols_filter (GdkXEvent *xev,
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GdkEvent *event,
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gpointer data);
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static GSource *gdk_display_source_new (GdkDisplay *display);
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static gboolean gdk_check_xpending (GdkDisplay *display);
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static void gdk_xsettings_watch_cb (Window window,
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Bool is_start,
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long mask,
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void *cb_data);
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static void gdk_xsettings_notify_cb (const char *name,
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XSettingsAction action,
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XSettingsSetting *setting,
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void *data);
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/* Private variable declarations
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*/
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static GList *display_sources;
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static GSourceFuncs event_funcs = {
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gdk_event_prepare,
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gdk_event_check,
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gdk_event_dispatch,
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NULL
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};
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static GSource *
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gdk_display_source_new (GdkDisplay *display)
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{
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GSource *source = g_source_new (&event_funcs, sizeof (GdkDisplaySource));
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GdkDisplaySource *display_source = (GdkDisplaySource *)source;
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display_source->display = display;
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return source;
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}
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static gboolean
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gdk_check_xpending (GdkDisplay *display)
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{
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return XPending (GDK_DISPLAY_XDISPLAY (display));
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}
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/*********************************************
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* Functions for maintaining the event queue *
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*********************************************/
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static void
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refcounted_grab_server (Display *xdisplay)
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{
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GdkDisplay *display = gdk_x11_lookup_xdisplay (xdisplay);
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gdk_x11_display_grab (display);
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}
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static void
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refcounted_ungrab_server (Display *xdisplay)
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{
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GdkDisplay *display = gdk_x11_lookup_xdisplay (xdisplay);
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gdk_x11_display_ungrab (display);
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}
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void
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_gdk_x11_events_init_screen (GdkScreen *screen)
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{
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GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
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/* Keep a flag to avoid extra notifies that we don't need
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*/
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screen_x11->xsettings_in_init = TRUE;
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screen_x11->xsettings_client = xsettings_client_new (screen_x11->xdisplay,
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screen_x11->screen_num,
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gdk_xsettings_notify_cb,
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gdk_xsettings_watch_cb,
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screen);
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xsettings_client_set_grab_func (screen_x11->xsettings_client,
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refcounted_grab_server);
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xsettings_client_set_ungrab_func (screen_x11->xsettings_client,
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refcounted_ungrab_server);
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screen_x11->xsettings_in_init = FALSE;
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}
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void
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_gdk_x11_events_uninit_screen (GdkScreen *screen)
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{
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GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);
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if (screen_x11->xsettings_client)
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{
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xsettings_client_destroy (screen_x11->xsettings_client);
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screen_x11->xsettings_client = NULL;
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}
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}
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void
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_gdk_events_init (GdkDisplay *display)
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{
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GSource *source;
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GdkDisplaySource *display_source;
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GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
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int connection_number = ConnectionNumber (display_x11->xdisplay);
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GDK_NOTE (MISC, g_message ("connection number: %d", connection_number));
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source = display_x11->event_source = gdk_display_source_new (display);
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display_source = (GdkDisplaySource*) source;
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g_source_set_priority (source, GDK_PRIORITY_EVENTS);
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display_source->event_poll_fd.fd = connection_number;
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display_source->event_poll_fd.events = G_IO_IN;
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g_source_add_poll (source, &display_source->event_poll_fd);
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g_source_set_can_recurse (source, TRUE);
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g_source_attach (source, NULL);
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display_sources = g_list_prepend (display_sources,display_source);
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gdk_display_add_client_message_filter (display,
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gdk_atom_intern_static_string ("WM_PROTOCOLS"),
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gdk_wm_protocols_filter,
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NULL);
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}
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void
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_gdk_events_uninit (GdkDisplay *display)
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{
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GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
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if (display_x11->event_source)
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{
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display_sources = g_list_remove (display_sources,
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display_x11->event_source);
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g_source_destroy (display_x11->event_source);
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g_source_unref (display_x11->event_source);
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display_x11->event_source = NULL;
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}
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}
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/**
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* gdk_events_pending:
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*
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* Checks if any events are ready to be processed for any display.
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*
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* Return value: %TRUE if any events are pending.
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**/
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gboolean
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gdk_events_pending (void)
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{
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GList *tmp_list;
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for (tmp_list = display_sources; tmp_list; tmp_list = tmp_list->next)
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{
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GdkDisplaySource *tmp_source = tmp_list->data;
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GdkDisplay *display = tmp_source->display;
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if (_gdk_event_queue_find_first (display))
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return TRUE;
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}
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for (tmp_list = display_sources; tmp_list; tmp_list = tmp_list->next)
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{
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GdkDisplaySource *tmp_source = tmp_list->data;
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GdkDisplay *display = tmp_source->display;
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if (gdk_check_xpending (display))
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return TRUE;
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}
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return FALSE;
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}
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static Bool
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graphics_expose_predicate (Display *display,
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XEvent *xevent,
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XPointer arg)
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{
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if (xevent->xany.window == GDK_DRAWABLE_XID ((GdkDrawable *)arg) &&
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(xevent->xany.type == GraphicsExpose ||
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xevent->xany.type == NoExpose))
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return True;
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else
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return False;
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}
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/**
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* gdk_event_get_graphics_expose:
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* @window: the #GdkWindow to wait for the events for.
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*
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* Waits for a GraphicsExpose or NoExpose event from the X server.
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* This is used in the #GtkText and #GtkCList widgets in GTK+ to make sure any
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* GraphicsExpose events are handled before the widget is scrolled.
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*
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* Return value: a #GdkEventExpose if a GraphicsExpose was received, or %NULL if a
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* NoExpose event was received.
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**/
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GdkEvent*
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gdk_event_get_graphics_expose (GdkWindow *window)
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{
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XEvent xevent;
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GdkEvent *event;
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g_return_val_if_fail (window != NULL, NULL);
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XIfEvent (GDK_WINDOW_XDISPLAY (window), &xevent,
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graphics_expose_predicate, (XPointer) window);
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if (xevent.xany.type == GraphicsExpose)
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{
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event = gdk_event_new (GDK_NOTHING);
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if (gdk_event_translate (GDK_WINDOW_DISPLAY (window), event,
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&xevent, TRUE))
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return event;
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else
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gdk_event_free (event);
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}
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return NULL;
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}
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static gint
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gdk_event_apply_filters (XEvent *xevent,
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GdkEvent *event,
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GList *filters)
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{
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GList *tmp_list;
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GdkFilterReturn result;
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tmp_list = filters;
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while (tmp_list)
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{
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GdkEventFilter *filter = (GdkEventFilter*) tmp_list->data;
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tmp_list = tmp_list->next;
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result = filter->function (xevent, event, filter->data);
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if (result != GDK_FILTER_CONTINUE)
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return result;
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}
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return GDK_FILTER_CONTINUE;
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}
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/**
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* gdk_display_add_client_message_filter:
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* @display: a #GdkDisplay for which this message filter applies
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* @message_type: the type of ClientMessage events to receive.
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* This will be checked against the @message_type field
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* of the XClientMessage event struct.
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* @func: the function to call to process the event.
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* @data: user data to pass to @func.
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*
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* Adds a filter to be called when X ClientMessage events are received.
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*
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* Since: 2.2
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**/
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void
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gdk_display_add_client_message_filter (GdkDisplay *display,
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GdkAtom message_type,
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GdkFilterFunc func,
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gpointer data)
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{
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GdkClientFilter *filter;
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g_return_if_fail (GDK_IS_DISPLAY (display));
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filter = g_new (GdkClientFilter, 1);
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filter->type = message_type;
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filter->function = func;
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filter->data = data;
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GDK_DISPLAY_X11(display)->client_filters =
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g_list_append (GDK_DISPLAY_X11 (display)->client_filters,
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filter);
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}
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/**
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* gdk_add_client_message_filter:
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* @message_type: the type of ClientMessage events to receive. This will be
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* checked against the <structfield>message_type</structfield> field of the
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* XClientMessage event struct.
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* @func: the function to call to process the event.
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* @data: user data to pass to @func.
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*
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* Adds a filter to the default display to be called when X ClientMessage events
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* are received. See gdk_display_add_client_message_filter().
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**/
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void
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gdk_add_client_message_filter (GdkAtom message_type,
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GdkFilterFunc func,
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gpointer data)
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{
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gdk_display_add_client_message_filter (gdk_display_get_default (),
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message_type, func, data);
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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;
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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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/* 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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gdk_synthesize_window_state (window,
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GDK_WINDOW_STATE_STICKY,
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0);
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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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gdk_synthesize_window_state (window,
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0,
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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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gdk_synthesize_window_state (window,
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GDK_WINDOW_STATE_FULLSCREEN,
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0);
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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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gdk_synthesize_window_state (window,
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0,
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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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gdk_synthesize_window_state (window,
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GDK_WINDOW_STATE_MAXIMIZED,
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0);
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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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gdk_synthesize_window_state (window,
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0,
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GDK_WINDOW_STATE_MAXIMIZED);
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}
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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_error_trap_push ();
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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_error_trap_pop ();
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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);
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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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|
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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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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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Atom *atoms = NULL;
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gulong i;
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|
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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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type = None;
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gdk_error_trap_push ();
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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"),
|
|
0, G_MAXLONG, False, XA_ATOM, &type, &format, &nitems,
|
|
&bytes_after, &data);
|
|
gdk_error_trap_pop ();
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|
|
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");
|
|
Atom maxhorz_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_MAXIMIZED_HORZ");
|
|
Atom fullscreen_atom = gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_STATE_FULLSCREEN");
|
|
|
|
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;
|
|
|
|
++i;
|
|
}
|
|
|
|
XFree (atoms);
|
|
}
|
|
|
|
/* 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);
|
|
}
|
|
|
|
#define HAS_FOCUS(toplevel) \
|
|
((toplevel)->has_focus || (toplevel)->has_pointer_focus)
|
|
|
|
static void
|
|
generate_focus_event (GdkWindow *window,
|
|
gboolean in)
|
|
{
|
|
GdkEvent event;
|
|
|
|
event.type = GDK_FOCUS_CHANGE;
|
|
event.focus_change.window = window;
|
|
event.focus_change.send_event = FALSE;
|
|
event.focus_change.in = in;
|
|
|
|
gdk_event_put (&event);
|
|
}
|
|
|
|
static gboolean
|
|
set_screen_from_root (GdkDisplay *display,
|
|
GdkEvent *event,
|
|
Window xrootwin)
|
|
{
|
|
GdkScreen *screen;
|
|
|
|
screen = _gdk_x11_display_screen_for_xrootwin (display, xrootwin);
|
|
|
|
if (screen)
|
|
{
|
|
gdk_event_set_screen (event, screen);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
translate_key_event (GdkDisplay *display,
|
|
GdkEvent *event,
|
|
XEvent *xevent)
|
|
{
|
|
GdkKeymap *keymap = gdk_keymap_get_for_display (display);
|
|
gunichar c = 0;
|
|
gchar buf[7];
|
|
|
|
event->key.type = xevent->xany.type == KeyPress ? GDK_KEY_PRESS : GDK_KEY_RELEASE;
|
|
event->key.time = xevent->xkey.time;
|
|
|
|
event->key.state = (GdkModifierType) xevent->xkey.state;
|
|
event->key.group = _gdk_x11_get_group_for_state (display, xevent->xkey.state);
|
|
event->key.hardware_keycode = xevent->xkey.keycode;
|
|
|
|
event->key.keyval = GDK_VoidSymbol;
|
|
|
|
gdk_keymap_translate_keyboard_state (keymap,
|
|
event->key.hardware_keycode,
|
|
event->key.state,
|
|
event->key.group,
|
|
&event->key.keyval,
|
|
NULL, NULL, NULL);
|
|
|
|
_gdk_keymap_add_virtual_modifiers (keymap, &event->key.state);
|
|
event->key.is_modifier = _gdk_keymap_key_is_modifier (keymap, event->key.hardware_keycode);
|
|
|
|
/* Fill in event->string crudely, since various programs
|
|
* depend on it.
|
|
*/
|
|
event->key.string = NULL;
|
|
|
|
if (event->key.keyval != GDK_VoidSymbol)
|
|
c = gdk_keyval_to_unicode (event->key.keyval);
|
|
|
|
if (c)
|
|
{
|
|
gsize bytes_written;
|
|
gint len;
|
|
|
|
/* Apply the control key - Taken from Xlib
|
|
*/
|
|
if (event->key.state & GDK_CONTROL_MASK)
|
|
{
|
|
if ((c >= '@' && c < '\177') || c == ' ') c &= 0x1F;
|
|
else if (c == '2')
|
|
{
|
|
event->key.string = g_memdup ("\0\0", 2);
|
|
event->key.length = 1;
|
|
buf[0] = '\0';
|
|
goto out;
|
|
}
|
|
else if (c >= '3' && c <= '7') c -= ('3' - '\033');
|
|
else if (c == '8') c = '\177';
|
|
else if (c == '/') c = '_' & 0x1F;
|
|
}
|
|
|
|
len = g_unichar_to_utf8 (c, buf);
|
|
buf[len] = '\0';
|
|
|
|
event->key.string = g_locale_from_utf8 (buf, len,
|
|
NULL, &bytes_written,
|
|
NULL);
|
|
if (event->key.string)
|
|
event->key.length = bytes_written;
|
|
}
|
|
else if (event->key.keyval == GDK_Escape)
|
|
{
|
|
event->key.length = 1;
|
|
event->key.string = g_strdup ("\033");
|
|
}
|
|
else if (event->key.keyval == GDK_Return ||
|
|
event->key.keyval == GDK_KP_Enter)
|
|
{
|
|
event->key.length = 1;
|
|
event->key.string = g_strdup ("\r");
|
|
}
|
|
|
|
if (!event->key.string)
|
|
{
|
|
event->key.length = 0;
|
|
event->key.string = g_strdup ("");
|
|
}
|
|
|
|
out:
|
|
#ifdef G_ENABLE_DEBUG
|
|
if (_gdk_debug_flags & GDK_DEBUG_EVENTS)
|
|
{
|
|
g_message ("%s:\t\twindow: %ld key: %12s %d",
|
|
event->type == GDK_KEY_PRESS ? "key press " : "key release",
|
|
xevent->xkey.window,
|
|
event->key.keyval ? gdk_keyval_name (event->key.keyval) : "(none)",
|
|
event->key.keyval);
|
|
|
|
if (event->key.length > 0)
|
|
g_message ("\t\tlength: %4d string: \"%s\"",
|
|
event->key.length, buf);
|
|
}
|
|
#endif /* G_ENABLE_DEBUG */
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* gdk_x11_register_standard_event_type:
|
|
* @display: 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 <literal>event_base + n_events - 1</literal>.
|
|
* 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;
|
|
GdkDisplayX11 *display_x11;
|
|
|
|
display_x11 = GDK_DISPLAY_X11 (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);
|
|
}
|
|
|
|
/* Return the window this has to do with, if any, rather
|
|
* than the frame or root window that was selecting
|
|
* for substructure
|
|
*/
|
|
static void
|
|
get_real_window (GdkDisplay *display,
|
|
XEvent *event,
|
|
Window *event_window,
|
|
Window *filter_window)
|
|
{
|
|
/* Core events all have an event->xany.window field, but that's
|
|
* not true for extension events
|
|
*/
|
|
if (event->type >= KeyPress &&
|
|
event->type <= MappingNotify)
|
|
{
|
|
*filter_window = event->xany.window;
|
|
switch (event->type)
|
|
{
|
|
case CreateNotify:
|
|
*event_window = event->xcreatewindow.window;
|
|
break;
|
|
case DestroyNotify:
|
|
*event_window = event->xdestroywindow.window;
|
|
break;
|
|
case UnmapNotify:
|
|
*event_window = event->xunmap.window;
|
|
break;
|
|
case MapNotify:
|
|
*event_window = event->xmap.window;
|
|
break;
|
|
case MapRequest:
|
|
*event_window = event->xmaprequest.window;
|
|
break;
|
|
case ReparentNotify:
|
|
*event_window = event->xreparent.window;
|
|
break;
|
|
case ConfigureNotify:
|
|
*event_window = event->xconfigure.window;
|
|
break;
|
|
case ConfigureRequest:
|
|
*event_window = event->xconfigurerequest.window;
|
|
break;
|
|
case GravityNotify:
|
|
*event_window = event->xgravity.window;
|
|
break;
|
|
case CirculateNotify:
|
|
*event_window = event->xcirculate.window;
|
|
break;
|
|
case CirculateRequest:
|
|
*event_window = event->xcirculaterequest.window;
|
|
break;
|
|
default:
|
|
*event_window = event->xany.window;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
|
|
GSList *tmp_list;
|
|
|
|
for (tmp_list = display_x11->event_types;
|
|
tmp_list;
|
|
tmp_list = tmp_list->next)
|
|
{
|
|
GdkEventTypeX11 *event_type = tmp_list->data;
|
|
|
|
if (event->type >= event_type->base &&
|
|
event->type < event_type->base + event_type->n_events)
|
|
{
|
|
*event_window = event->xany.window;
|
|
*filter_window = event->xany.window;
|
|
return;
|
|
}
|
|
}
|
|
|
|
*event_window = None;
|
|
*filter_window = None;
|
|
}
|
|
}
|
|
|
|
#ifdef G_ENABLE_DEBUG
|
|
static const char notify_modes[][19] = {
|
|
"NotifyNormal",
|
|
"NotifyGrab",
|
|
"NotifyUngrab",
|
|
"NotifyWhileGrabbed"
|
|
};
|
|
|
|
static const char notify_details[][23] = {
|
|
"NotifyAncestor",
|
|
"NotifyVirtual",
|
|
"NotifyInferior",
|
|
"NotifyNonlinear",
|
|
"NotifyNonlinearVirtual",
|
|
"NotifyPointer",
|
|
"NotifyPointerRoot",
|
|
"NotifyDetailNone"
|
|
};
|
|
#endif
|
|
|
|
static void
|
|
set_user_time (GdkWindow *window,
|
|
GdkEvent *event)
|
|
{
|
|
g_return_if_fail (event != NULL);
|
|
|
|
window = gdk_window_get_toplevel (event->client.window);
|
|
g_return_if_fail (GDK_IS_WINDOW (window));
|
|
|
|
/* If an event doesn't have a valid timestamp, we shouldn't use it
|
|
* to update the latest user interaction time.
|
|
*/
|
|
if (gdk_event_get_time (event) != GDK_CURRENT_TIME)
|
|
gdk_x11_window_set_user_time (gdk_window_get_toplevel (window),
|
|
gdk_event_get_time (event));
|
|
}
|
|
|
|
static gboolean
|
|
gdk_event_translate (GdkDisplay *display,
|
|
GdkEvent *event,
|
|
XEvent *xevent,
|
|
gboolean return_exposes)
|
|
{
|
|
|
|
GdkWindow *window;
|
|
GdkWindowObject *window_private;
|
|
GdkWindow *filter_window;
|
|
GdkWindowImplX11 *window_impl = NULL;
|
|
gboolean return_val;
|
|
gint xoffset, yoffset;
|
|
GdkScreen *screen = NULL;
|
|
GdkScreenX11 *screen_x11 = NULL;
|
|
GdkToplevelX11 *toplevel = NULL;
|
|
GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
|
|
Window xwindow, filter_xwindow;
|
|
|
|
return_val = FALSE;
|
|
|
|
/* init these, since the done: block uses them */
|
|
window = NULL;
|
|
window_private = NULL;
|
|
event->any.window = NULL;
|
|
|
|
if (_gdk_default_filters)
|
|
{
|
|
/* Apply global filters */
|
|
GdkFilterReturn result;
|
|
result = gdk_event_apply_filters (xevent, event,
|
|
_gdk_default_filters);
|
|
|
|
if (result != GDK_FILTER_CONTINUE)
|
|
{
|
|
return_val = (result == GDK_FILTER_TRANSLATE) ? TRUE : FALSE;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
/* Find the GdkWindow that this event relates to.
|
|
* Basically this means substructure events
|
|
* are reported same as structure events
|
|
*/
|
|
get_real_window (display, xevent, &xwindow, &filter_xwindow);
|
|
|
|
window = gdk_window_lookup_for_display (display, xwindow);
|
|
/* We may receive events such as NoExpose/GraphicsExpose
|
|
* and ShmCompletion for pixmaps
|
|
*/
|
|
if (window && !GDK_IS_WINDOW (window))
|
|
window = NULL;
|
|
window_private = (GdkWindowObject *) window;
|
|
|
|
/* We always run the filters for the window where the event
|
|
* is delivered, not the window that it relates to
|
|
*/
|
|
if (filter_xwindow == xwindow)
|
|
filter_window = window;
|
|
else
|
|
{
|
|
filter_window = gdk_window_lookup_for_display (display, filter_xwindow);
|
|
if (filter_window && !GDK_IS_WINDOW (filter_window))
|
|
filter_window = NULL;
|
|
}
|
|
|
|
if (window)
|
|
{
|
|
screen = GDK_WINDOW_SCREEN (window);
|
|
screen_x11 = GDK_SCREEN_X11 (screen);
|
|
toplevel = _gdk_x11_window_get_toplevel (window);
|
|
}
|
|
|
|
if (window != NULL)
|
|
{
|
|
window_impl = GDK_WINDOW_IMPL_X11 (window_private->impl);
|
|
|
|
/* Move key events on focus window to the real toplevel, and
|
|
* filter out all other events on focus window
|
|
*/
|
|
if (toplevel && xwindow == toplevel->focus_window)
|
|
{
|
|
switch (xevent->type)
|
|
{
|
|
case KeyPress:
|
|
case KeyRelease:
|
|
xwindow = GDK_WINDOW_XID (window);
|
|
xevent->xany.window = xwindow;
|
|
break;
|
|
default:
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
g_object_ref (window);
|
|
}
|
|
|
|
event->any.window = window;
|
|
event->any.send_event = xevent->xany.send_event ? TRUE : FALSE;
|
|
|
|
if (window_private && GDK_WINDOW_DESTROYED (window))
|
|
{
|
|
if (xevent->type != DestroyNotify)
|
|
{
|
|
return_val = FALSE;
|
|
goto done;
|
|
}
|
|
}
|
|
else if (filter_window)
|
|
{
|
|
/* Apply per-window filters */
|
|
GdkWindowObject *filter_private = (GdkWindowObject *) filter_window;
|
|
GdkFilterReturn result;
|
|
|
|
if (filter_private->filters)
|
|
{
|
|
g_object_ref (filter_window);
|
|
|
|
result = gdk_event_apply_filters (xevent, event,
|
|
filter_private->filters);
|
|
|
|
g_object_unref (filter_window);
|
|
|
|
if (result != GDK_FILTER_CONTINUE)
|
|
{
|
|
return_val = (result == GDK_FILTER_TRANSLATE) ? TRUE : FALSE;
|
|
goto done;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (screen_x11 && screen_x11->wmspec_check_window != None &&
|
|
xwindow == screen_x11->wmspec_check_window)
|
|
{
|
|
if (xevent->type == DestroyNotify)
|
|
{
|
|
screen_x11->wmspec_check_window = None;
|
|
g_free (screen_x11->window_manager_name);
|
|
screen_x11->window_manager_name = g_strdup ("unknown");
|
|
|
|
/* careful, reentrancy */
|
|
_gdk_x11_screen_window_manager_changed (GDK_SCREEN (screen_x11));
|
|
}
|
|
|
|
/* Eat events on this window unless someone had wrapped
|
|
* it as a foreign window
|
|
*/
|
|
if (window == NULL)
|
|
{
|
|
return_val = FALSE;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
if (window &&
|
|
(xevent->xany.type == MotionNotify ||
|
|
xevent->xany.type == ButtonRelease))
|
|
{
|
|
if (_gdk_moveresize_handle_event (xevent))
|
|
{
|
|
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;
|
|
|
|
if (window)
|
|
{
|
|
_gdk_windowing_window_get_offsets (window, &xoffset, &yoffset);
|
|
}
|
|
else
|
|
{
|
|
xoffset = 0;
|
|
yoffset = 0;
|
|
}
|
|
|
|
switch (xevent->type)
|
|
{
|
|
case KeyPress:
|
|
if (window_private == NULL)
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
translate_key_event (display, event, xevent);
|
|
set_user_time (window, event);
|
|
break;
|
|
|
|
case KeyRelease:
|
|
if (window_private == NULL)
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
/* Emulate detectable auto-repeat by checking to see
|
|
* if the next event is a key press with the same
|
|
* keycode and timestamp, and if so, ignoring the event.
|
|
*/
|
|
|
|
if (!display_x11->have_xkb_autorepeat && XPending (xevent->xkey.display))
|
|
{
|
|
XEvent next_event;
|
|
|
|
XPeekEvent (xevent->xkey.display, &next_event);
|
|
|
|
if (next_event.type == KeyPress &&
|
|
next_event.xkey.keycode == xevent->xkey.keycode &&
|
|
next_event.xkey.time == xevent->xkey.time)
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
translate_key_event (display, event, xevent);
|
|
break;
|
|
|
|
case ButtonPress:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("button press:\t\twindow: %ld x,y: %d %d button: %d",
|
|
xevent->xbutton.window,
|
|
xevent->xbutton.x, xevent->xbutton.y,
|
|
xevent->xbutton.button));
|
|
|
|
if (window_private == NULL ||
|
|
((window_private->extension_events != 0) &&
|
|
display_x11->input_ignore_core))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
/* If we get a ButtonPress event where the button is 4 or 5,
|
|
it's a Scroll event */
|
|
switch (xevent->xbutton.button)
|
|
{
|
|
case 4: /* up */
|
|
case 5: /* down */
|
|
case 6: /* left */
|
|
case 7: /* right */
|
|
event->scroll.type = GDK_SCROLL;
|
|
|
|
if (xevent->xbutton.button == 4)
|
|
event->scroll.direction = GDK_SCROLL_UP;
|
|
else if (xevent->xbutton.button == 5)
|
|
event->scroll.direction = GDK_SCROLL_DOWN;
|
|
else if (xevent->xbutton.button == 6)
|
|
event->scroll.direction = GDK_SCROLL_LEFT;
|
|
else
|
|
event->scroll.direction = GDK_SCROLL_RIGHT;
|
|
|
|
event->scroll.window = window;
|
|
event->scroll.time = xevent->xbutton.time;
|
|
event->scroll.x = xevent->xbutton.x + xoffset;
|
|
event->scroll.y = xevent->xbutton.y + yoffset;
|
|
event->scroll.x_root = (gfloat)xevent->xbutton.x_root;
|
|
event->scroll.y_root = (gfloat)xevent->xbutton.y_root;
|
|
event->scroll.state = (GdkModifierType) xevent->xbutton.state;
|
|
event->scroll.device = display->core_pointer;
|
|
|
|
if (!set_screen_from_root (display, event, xevent->xbutton.root))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
event->button.type = GDK_BUTTON_PRESS;
|
|
event->button.window = window;
|
|
event->button.time = xevent->xbutton.time;
|
|
event->button.x = xevent->xbutton.x + xoffset;
|
|
event->button.y = xevent->xbutton.y + yoffset;
|
|
event->button.x_root = (gfloat)xevent->xbutton.x_root;
|
|
event->button.y_root = (gfloat)xevent->xbutton.y_root;
|
|
event->button.axes = NULL;
|
|
event->button.state = (GdkModifierType) xevent->xbutton.state;
|
|
event->button.button = xevent->xbutton.button;
|
|
event->button.device = display->core_pointer;
|
|
|
|
if (!set_screen_from_root (display, event, xevent->xbutton.root))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
_gdk_event_button_generate (display, event);
|
|
break;
|
|
}
|
|
|
|
set_user_time (window, event);
|
|
|
|
_gdk_xgrab_check_button_event (window, xevent);
|
|
break;
|
|
|
|
case ButtonRelease:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("button release:\twindow: %ld x,y: %d %d button: %d",
|
|
xevent->xbutton.window,
|
|
xevent->xbutton.x, xevent->xbutton.y,
|
|
xevent->xbutton.button));
|
|
|
|
if (window_private == NULL ||
|
|
((window_private->extension_events != 0) &&
|
|
display_x11->input_ignore_core))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
/* We treat button presses as scroll wheel events, so ignore the release */
|
|
if (xevent->xbutton.button == 4 || xevent->xbutton.button == 5 ||
|
|
xevent->xbutton.button == 6 || xevent->xbutton.button ==7)
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
event->button.type = GDK_BUTTON_RELEASE;
|
|
event->button.window = window;
|
|
event->button.time = xevent->xbutton.time;
|
|
event->button.x = xevent->xbutton.x + xoffset;
|
|
event->button.y = xevent->xbutton.y + yoffset;
|
|
event->button.x_root = (gfloat)xevent->xbutton.x_root;
|
|
event->button.y_root = (gfloat)xevent->xbutton.y_root;
|
|
event->button.axes = NULL;
|
|
event->button.state = (GdkModifierType) xevent->xbutton.state;
|
|
event->button.button = xevent->xbutton.button;
|
|
event->button.device = display->core_pointer;
|
|
|
|
if (!set_screen_from_root (display, event, xevent->xbutton.root))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
_gdk_xgrab_check_button_event (window, xevent);
|
|
break;
|
|
|
|
case MotionNotify:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("motion notify:\t\twindow: %ld x,y: %d %d hint: %s",
|
|
xevent->xmotion.window,
|
|
xevent->xmotion.x, xevent->xmotion.y,
|
|
(xevent->xmotion.is_hint) ? "true" : "false"));
|
|
|
|
if (window_private == NULL ||
|
|
((window_private->extension_events != 0) &&
|
|
display_x11->input_ignore_core))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
event->motion.type = GDK_MOTION_NOTIFY;
|
|
event->motion.window = window;
|
|
event->motion.time = xevent->xmotion.time;
|
|
event->motion.x = xevent->xmotion.x + xoffset;
|
|
event->motion.y = xevent->xmotion.y + yoffset;
|
|
event->motion.x_root = (gfloat)xevent->xmotion.x_root;
|
|
event->motion.y_root = (gfloat)xevent->xmotion.y_root;
|
|
event->motion.axes = NULL;
|
|
event->motion.state = (GdkModifierType) xevent->xmotion.state;
|
|
event->motion.is_hint = xevent->xmotion.is_hint;
|
|
event->motion.device = display->core_pointer;
|
|
|
|
if (!set_screen_from_root (display, event, xevent->xbutton.root))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
break;
|
|
|
|
case EnterNotify:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("enter notify:\t\twindow: %ld detail: %d subwin: %ld",
|
|
xevent->xcrossing.window,
|
|
xevent->xcrossing.detail,
|
|
xevent->xcrossing.subwindow));
|
|
|
|
if (window_private == NULL)
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
if (!set_screen_from_root (display, event, xevent->xbutton.root))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
/* Handle focusing (in the case where no window manager is running */
|
|
if (toplevel && xevent->xcrossing.detail != NotifyInferior)
|
|
{
|
|
toplevel->has_pointer = TRUE;
|
|
|
|
if (xevent->xcrossing.focus && !toplevel->has_focus_window)
|
|
{
|
|
gboolean had_focus = HAS_FOCUS (toplevel);
|
|
|
|
toplevel->has_pointer_focus = TRUE;
|
|
|
|
if (HAS_FOCUS (toplevel) != had_focus)
|
|
generate_focus_event (window, TRUE);
|
|
}
|
|
}
|
|
|
|
/* Tell XInput stuff about it if appropriate */
|
|
if (window_private &&
|
|
!GDK_WINDOW_DESTROYED (window) &&
|
|
window_private->extension_events != 0)
|
|
_gdk_input_enter_event (&xevent->xcrossing, window);
|
|
|
|
event->crossing.type = GDK_ENTER_NOTIFY;
|
|
event->crossing.window = window;
|
|
|
|
/* If the subwindow field of the XEvent is non-NULL, then
|
|
* lookup the corresponding GdkWindow.
|
|
*/
|
|
if (xevent->xcrossing.subwindow != None)
|
|
event->crossing.subwindow = gdk_window_lookup_for_display (display, xevent->xcrossing.subwindow);
|
|
else
|
|
event->crossing.subwindow = NULL;
|
|
|
|
event->crossing.time = xevent->xcrossing.time;
|
|
event->crossing.x = xevent->xcrossing.x + xoffset;
|
|
event->crossing.y = xevent->xcrossing.y + yoffset;
|
|
event->crossing.x_root = xevent->xcrossing.x_root;
|
|
event->crossing.y_root = xevent->xcrossing.y_root;
|
|
|
|
/* Translate the crossing mode into Gdk terms.
|
|
*/
|
|
switch (xevent->xcrossing.mode)
|
|
{
|
|
case NotifyNormal:
|
|
event->crossing.mode = GDK_CROSSING_NORMAL;
|
|
break;
|
|
case NotifyGrab:
|
|
event->crossing.mode = GDK_CROSSING_GRAB;
|
|
break;
|
|
case NotifyUngrab:
|
|
event->crossing.mode = GDK_CROSSING_UNGRAB;
|
|
break;
|
|
};
|
|
|
|
/* Translate the crossing detail into Gdk terms.
|
|
*/
|
|
switch (xevent->xcrossing.detail)
|
|
{
|
|
case NotifyInferior:
|
|
event->crossing.detail = GDK_NOTIFY_INFERIOR;
|
|
break;
|
|
case NotifyAncestor:
|
|
event->crossing.detail = GDK_NOTIFY_ANCESTOR;
|
|
break;
|
|
case NotifyVirtual:
|
|
event->crossing.detail = GDK_NOTIFY_VIRTUAL;
|
|
break;
|
|
case NotifyNonlinear:
|
|
event->crossing.detail = GDK_NOTIFY_NONLINEAR;
|
|
break;
|
|
case NotifyNonlinearVirtual:
|
|
event->crossing.detail = GDK_NOTIFY_NONLINEAR_VIRTUAL;
|
|
break;
|
|
default:
|
|
event->crossing.detail = GDK_NOTIFY_UNKNOWN;
|
|
break;
|
|
}
|
|
|
|
event->crossing.focus = xevent->xcrossing.focus;
|
|
event->crossing.state = xevent->xcrossing.state;
|
|
|
|
break;
|
|
|
|
case LeaveNotify:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("leave notify:\t\twindow: %ld detail: %d subwin: %ld",
|
|
xevent->xcrossing.window,
|
|
xevent->xcrossing.detail, xevent->xcrossing.subwindow));
|
|
|
|
if (window_private == NULL)
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
if (!set_screen_from_root (display, event, xevent->xbutton.root))
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
/* Handle focusing (in the case where no window manager is running */
|
|
if (toplevel && xevent->xcrossing.detail != NotifyInferior)
|
|
{
|
|
toplevel->has_pointer = FALSE;
|
|
|
|
if (xevent->xcrossing.focus && !toplevel->has_focus_window)
|
|
{
|
|
gboolean had_focus = HAS_FOCUS (toplevel);
|
|
|
|
toplevel->has_pointer_focus = FALSE;
|
|
|
|
if (HAS_FOCUS (toplevel) != had_focus)
|
|
generate_focus_event (window, FALSE);
|
|
}
|
|
}
|
|
|
|
event->crossing.type = GDK_LEAVE_NOTIFY;
|
|
event->crossing.window = window;
|
|
|
|
/* If the subwindow field of the XEvent is non-NULL, then
|
|
* lookup the corresponding GdkWindow.
|
|
*/
|
|
if (xevent->xcrossing.subwindow != None)
|
|
event->crossing.subwindow = gdk_window_lookup_for_display (display, xevent->xcrossing.subwindow);
|
|
else
|
|
event->crossing.subwindow = NULL;
|
|
|
|
event->crossing.time = xevent->xcrossing.time;
|
|
event->crossing.x = xevent->xcrossing.x + xoffset;
|
|
event->crossing.y = xevent->xcrossing.y + yoffset;
|
|
event->crossing.x_root = xevent->xcrossing.x_root;
|
|
event->crossing.y_root = xevent->xcrossing.y_root;
|
|
|
|
/* Translate the crossing mode into Gdk terms.
|
|
*/
|
|
switch (xevent->xcrossing.mode)
|
|
{
|
|
case NotifyNormal:
|
|
event->crossing.mode = GDK_CROSSING_NORMAL;
|
|
break;
|
|
case NotifyGrab:
|
|
event->crossing.mode = GDK_CROSSING_GRAB;
|
|
break;
|
|
case NotifyUngrab:
|
|
event->crossing.mode = GDK_CROSSING_UNGRAB;
|
|
break;
|
|
};
|
|
|
|
/* Translate the crossing detail into Gdk terms.
|
|
*/
|
|
switch (xevent->xcrossing.detail)
|
|
{
|
|
case NotifyInferior:
|
|
event->crossing.detail = GDK_NOTIFY_INFERIOR;
|
|
break;
|
|
case NotifyAncestor:
|
|
event->crossing.detail = GDK_NOTIFY_ANCESTOR;
|
|
break;
|
|
case NotifyVirtual:
|
|
event->crossing.detail = GDK_NOTIFY_VIRTUAL;
|
|
break;
|
|
case NotifyNonlinear:
|
|
event->crossing.detail = GDK_NOTIFY_NONLINEAR;
|
|
break;
|
|
case NotifyNonlinearVirtual:
|
|
event->crossing.detail = GDK_NOTIFY_NONLINEAR_VIRTUAL;
|
|
break;
|
|
default:
|
|
event->crossing.detail = GDK_NOTIFY_UNKNOWN;
|
|
break;
|
|
}
|
|
|
|
event->crossing.focus = xevent->xcrossing.focus;
|
|
event->crossing.state = xevent->xcrossing.state;
|
|
|
|
break;
|
|
|
|
/* We only care about focus events that indicate that _this_
|
|
* window (not a ancestor or child) got or lost the focus
|
|
*/
|
|
case FocusIn:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("focus in:\t\twindow: %ld, detail: %s, mode: %s",
|
|
xevent->xfocus.window,
|
|
notify_details[xevent->xfocus.detail],
|
|
notify_modes[xevent->xfocus.mode]));
|
|
|
|
if (toplevel)
|
|
{
|
|
gboolean had_focus = HAS_FOCUS (toplevel);
|
|
|
|
switch (xevent->xfocus.detail)
|
|
{
|
|
case NotifyAncestor:
|
|
case NotifyVirtual:
|
|
/* When the focus moves from an ancestor of the window to
|
|
* the window or a descendent of the window, *and* the
|
|
* pointer is inside the window, then we were previously
|
|
* receiving keystroke events in the has_pointer_focus
|
|
* case and are now receiving them in the
|
|
* has_focus_window case.
|
|
*/
|
|
if (toplevel->has_pointer &&
|
|
xevent->xfocus.mode != NotifyGrab &&
|
|
xevent->xfocus.mode != NotifyUngrab)
|
|
toplevel->has_pointer_focus = FALSE;
|
|
|
|
/* fall through */
|
|
case NotifyNonlinear:
|
|
case NotifyNonlinearVirtual:
|
|
if (xevent->xfocus.mode != NotifyGrab &&
|
|
xevent->xfocus.mode != NotifyUngrab)
|
|
toplevel->has_focus_window = TRUE;
|
|
/* We pretend that the focus moves to the grab
|
|
* window, so we pay attention to NotifyGrab
|
|
* NotifyUngrab, and ignore NotifyWhileGrabbed
|
|
*/
|
|
if (xevent->xfocus.mode != NotifyWhileGrabbed)
|
|
toplevel->has_focus = TRUE;
|
|
break;
|
|
case NotifyPointer:
|
|
/* The X server sends NotifyPointer/NotifyGrab,
|
|
* but the pointer focus is ignored while a
|
|
* grab is in effect
|
|
*/
|
|
if (xevent->xfocus.mode != NotifyGrab &&
|
|
xevent->xfocus.mode != NotifyUngrab)
|
|
toplevel->has_pointer_focus = TRUE;
|
|
break;
|
|
case NotifyInferior:
|
|
case NotifyPointerRoot:
|
|
case NotifyDetailNone:
|
|
break;
|
|
}
|
|
|
|
if (HAS_FOCUS (toplevel) != had_focus)
|
|
generate_focus_event (window, TRUE);
|
|
}
|
|
break;
|
|
case FocusOut:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("focus out:\t\twindow: %ld, detail: %s, mode: %s",
|
|
xevent->xfocus.window,
|
|
notify_details[xevent->xfocus.detail],
|
|
notify_modes[xevent->xfocus.mode]));
|
|
|
|
if (toplevel)
|
|
{
|
|
gboolean had_focus = HAS_FOCUS (toplevel);
|
|
|
|
switch (xevent->xfocus.detail)
|
|
{
|
|
case NotifyAncestor:
|
|
case NotifyVirtual:
|
|
/* When the focus moves from the window or a descendent
|
|
* of the window to an ancestor of the window, *and* the
|
|
* pointer is inside the window, then we were previously
|
|
* receiving keystroke events in the has_focus_window
|
|
* case and are now receiving them in the
|
|
* has_pointer_focus case.
|
|
*/
|
|
if (toplevel->has_pointer &&
|
|
xevent->xfocus.mode != NotifyGrab &&
|
|
xevent->xfocus.mode != NotifyUngrab)
|
|
toplevel->has_pointer_focus = TRUE;
|
|
|
|
/* fall through */
|
|
case NotifyNonlinear:
|
|
case NotifyNonlinearVirtual:
|
|
if (xevent->xfocus.mode != NotifyGrab &&
|
|
xevent->xfocus.mode != NotifyUngrab)
|
|
toplevel->has_focus_window = FALSE;
|
|
if (xevent->xfocus.mode != NotifyWhileGrabbed)
|
|
toplevel->has_focus = FALSE;
|
|
break;
|
|
case NotifyPointer:
|
|
if (xevent->xfocus.mode != NotifyGrab &&
|
|
xevent->xfocus.mode != NotifyUngrab)
|
|
toplevel->has_pointer_focus = FALSE;
|
|
break;
|
|
case NotifyInferior:
|
|
case NotifyPointerRoot:
|
|
case NotifyDetailNone:
|
|
break;
|
|
}
|
|
|
|
if (HAS_FOCUS (toplevel) != had_focus)
|
|
generate_focus_event (window, FALSE);
|
|
}
|
|
break;
|
|
|
|
#if 0
|
|
/* gdk_keyboard_grab() causes following events. These events confuse
|
|
* the XIM focus, so ignore them.
|
|
*/
|
|
if (xevent->xfocus.mode == NotifyGrab ||
|
|
xevent->xfocus.mode == NotifyUngrab)
|
|
break;
|
|
#endif
|
|
|
|
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_private == NULL)
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
{
|
|
GdkRectangle expose_rect;
|
|
|
|
expose_rect.x = xevent->xexpose.x + xoffset;
|
|
expose_rect.y = xevent->xexpose.y + yoffset;
|
|
expose_rect.width = xevent->xexpose.width;
|
|
expose_rect.height = xevent->xexpose.height;
|
|
|
|
if (return_exposes)
|
|
{
|
|
event->expose.type = GDK_EXPOSE;
|
|
event->expose.area = expose_rect;
|
|
event->expose.region = gdk_region_rectangle (&expose_rect);
|
|
event->expose.window = window;
|
|
event->expose.count = xevent->xexpose.count;
|
|
|
|
return_val = TRUE;
|
|
}
|
|
else
|
|
{
|
|
_gdk_window_process_expose (window, xevent->xexpose.serial, &expose_rect);
|
|
return_val = FALSE;
|
|
}
|
|
|
|
return_val = FALSE;
|
|
}
|
|
|
|
break;
|
|
|
|
case GraphicsExpose:
|
|
{
|
|
GdkRectangle expose_rect;
|
|
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("graphics expose:\tdrawable: %ld",
|
|
xevent->xgraphicsexpose.drawable));
|
|
|
|
if (window_private == NULL)
|
|
{
|
|
return_val = FALSE;
|
|
break;
|
|
}
|
|
|
|
expose_rect.x = xevent->xgraphicsexpose.x + xoffset;
|
|
expose_rect.y = xevent->xgraphicsexpose.y + yoffset;
|
|
expose_rect.width = xevent->xgraphicsexpose.width;
|
|
expose_rect.height = xevent->xgraphicsexpose.height;
|
|
|
|
if (return_exposes)
|
|
{
|
|
event->expose.type = GDK_EXPOSE;
|
|
event->expose.area = expose_rect;
|
|
event->expose.region = gdk_region_rectangle (&expose_rect);
|
|
event->expose.window = window;
|
|
event->expose.count = xevent->xgraphicsexpose.count;
|
|
|
|
return_val = TRUE;
|
|
}
|
|
else
|
|
{
|
|
_gdk_window_process_expose (window, xevent->xgraphicsexpose.serial, &expose_rect);
|
|
|
|
return_val = FALSE;
|
|
}
|
|
|
|
}
|
|
break;
|
|
|
|
case NoExpose:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("no expose:\t\tdrawable: %ld",
|
|
xevent->xnoexpose.drawable));
|
|
|
|
event->no_expose.type = GDK_NO_EXPOSE;
|
|
event->no_expose.window = window;
|
|
|
|
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_private == 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));
|
|
|
|
/* Ignore DestroyNotify from SubstructureNotifyMask */
|
|
if (xevent->xdestroywindow.window == xevent->xdestroywindow.event)
|
|
{
|
|
event->any.type = GDK_DESTROY;
|
|
event->any.window = window;
|
|
|
|
return_val = window_private && !GDK_WINDOW_DESTROYED (window);
|
|
|
|
if (window && GDK_WINDOW_XID (window) != screen_x11->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 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 (window)
|
|
{
|
|
if (GDK_WINDOW_IS_MAPPED (window))
|
|
gdk_synthesize_window_state (window,
|
|
0,
|
|
GDK_WINDOW_STATE_ICONIFIED);
|
|
|
|
_gdk_xgrab_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;
|
|
|
|
/* Unset iconified if it was set */
|
|
if (window && (((GdkWindowObject*)window)->state & GDK_WINDOW_STATE_ICONIFIED))
|
|
gdk_synthesize_window_state (window,
|
|
GDK_WINDOW_STATE_ICONIFIED,
|
|
0);
|
|
|
|
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)"
|
|
: GDK_WINDOW_TYPE (window) == GDK_WINDOW_CHILD
|
|
? " (discarding child)"
|
|
: xevent->xconfigure.event != xevent->xconfigure.window
|
|
? " (discarding substructure)"
|
|
: ""));
|
|
if (window && GDK_WINDOW_TYPE (window) == GDK_WINDOW_ROOT)
|
|
_gdk_x11_screen_size_changed (screen, xevent);
|
|
|
|
if (window &&
|
|
xevent->xconfigure.event == xevent->xconfigure.window &&
|
|
!GDK_WINDOW_DESTROYED (window) &&
|
|
(window_private->extension_events != 0))
|
|
_gdk_input_configure_event (&xevent->xconfigure, window);
|
|
|
|
#ifdef HAVE_XSYNC
|
|
if (toplevel && display_x11->use_sync && !XSyncValueIsZero (toplevel->pending_counter_value))
|
|
{
|
|
toplevel->current_counter_value = toplevel->pending_counter_value;
|
|
XSyncIntToValue (&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;
|
|
event->configure.height = xevent->xconfigure.height;
|
|
|
|
if (!xevent->xconfigure.send_event &&
|
|
!xevent->xconfigure.override_redirect &&
|
|
!GDK_WINDOW_DESTROYED (window))
|
|
{
|
|
gint tx = 0;
|
|
gint ty = 0;
|
|
Window child_window = 0;
|
|
|
|
gdk_error_trap_push ();
|
|
if (XTranslateCoordinates (GDK_DRAWABLE_XDISPLAY (window),
|
|
GDK_DRAWABLE_XID (window),
|
|
screen_x11->xroot_window,
|
|
0, 0,
|
|
&tx, &ty,
|
|
&child_window))
|
|
{
|
|
event->configure.x = tx;
|
|
event->configure.y = ty;
|
|
}
|
|
gdk_error_trap_pop ();
|
|
}
|
|
else
|
|
{
|
|
event->configure.x = xevent->xconfigure.x;
|
|
event->configure.y = xevent->xconfigure.y;
|
|
}
|
|
window_private->x = event->configure.x;
|
|
window_private->y = event->configure.y;
|
|
window_impl->width = xevent->xconfigure.width;
|
|
window_impl->height = xevent->xconfigure.height;
|
|
|
|
_gdk_x11_drawable_update_size (window_private->impl);
|
|
|
|
if (window_private->resize_count >= 1)
|
|
{
|
|
window_private->resize_count -= 1;
|
|
|
|
if (window_private->resize_count == 0)
|
|
_gdk_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_private == 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_private->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_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);
|
|
event->selection.requestor = xevent->xselectionrequest.requestor;
|
|
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);
|
|
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:
|
|
{
|
|
GList *tmp_list;
|
|
GdkFilterReturn result = GDK_FILTER_CONTINUE;
|
|
GdkAtom message_type = gdk_x11_xatom_to_atom_for_display (display, xevent->xclient.message_type);
|
|
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("client message:\twindow: %ld",
|
|
xevent->xclient.window));
|
|
|
|
tmp_list = display_x11->client_filters;
|
|
while (tmp_list)
|
|
{
|
|
GdkClientFilter *filter = tmp_list->data;
|
|
tmp_list = tmp_list->next;
|
|
|
|
if (filter->type == message_type)
|
|
{
|
|
result = (*filter->function) (xevent, event, filter->data);
|
|
if (result != GDK_FILTER_CONTINUE)
|
|
break;
|
|
}
|
|
}
|
|
|
|
switch (result)
|
|
{
|
|
case GDK_FILTER_REMOVE:
|
|
return_val = FALSE;
|
|
break;
|
|
case GDK_FILTER_TRANSLATE:
|
|
return_val = TRUE;
|
|
break;
|
|
case GDK_FILTER_CONTINUE:
|
|
/* Send unknown ClientMessage's on to Gtk for it to use */
|
|
if (window_private == NULL)
|
|
{
|
|
return_val = FALSE;
|
|
}
|
|
else
|
|
{
|
|
event->client.type = GDK_CLIENT_EVENT;
|
|
event->client.window = window;
|
|
event->client.message_type = message_type;
|
|
event->client.data_format = xevent->xclient.format;
|
|
memcpy(&event->client.data, &xevent->xclient.data,
|
|
sizeof(event->client.data));
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
case MappingNotify:
|
|
GDK_NOTE (EVENTS,
|
|
g_message ("mapping notify"));
|
|
|
|
/* Let XLib know that there is a new keyboard mapping.
|
|
*/
|
|
XRefreshKeyboardMapping (&xevent->xmapping);
|
|
_gdk_keymap_keys_changed (display);
|
|
return_val = FALSE;
|
|
break;
|
|
|
|
default:
|
|
#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_keymap_keys_changed (display);
|
|
|
|
return_val = FALSE;
|
|
break;
|
|
|
|
case XkbStateNotify:
|
|
_gdk_keymap_state_changed (display, xevent);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
#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;
|
|
event->owner_change.owner = selection_notify->owner;
|
|
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
|
|
{
|
|
/* something else - (e.g., a Xinput event) */
|
|
|
|
if (window_private &&
|
|
!GDK_WINDOW_DESTROYED (window_private) &&
|
|
(window_private->extension_events != 0))
|
|
return_val = _gdk_input_other_event(event, xevent, window);
|
|
else
|
|
return_val = FALSE;
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
done:
|
|
if (return_val)
|
|
{
|
|
if (event->any.window)
|
|
g_object_ref (event->any.window);
|
|
if (((event->any.type == GDK_ENTER_NOTIFY) ||
|
|
(event->any.type == GDK_LEAVE_NOTIFY)) &&
|
|
(event->crossing.subwindow != NULL))
|
|
g_object_ref (event->crossing.subwindow);
|
|
}
|
|
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 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 (!win)
|
|
return GDK_FILTER_REMOVE;
|
|
|
|
display = GDK_WINDOW_DISPLAY (win);
|
|
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 (event->any.window);
|
|
GdkWindowObject *private = (GdkWindowObject *)win;
|
|
|
|
/* There is no way of knowing reliably whether we are viewable;
|
|
* _gdk_x11_set_input_focus_safe() traps errors asynchronously.
|
|
*/
|
|
if (toplevel && private->accept_focus)
|
|
_gdk_x11_set_input_focus_safe (display, toplevel->focus_window,
|
|
RevertToParent,
|
|
xevent->xclient.data.l[1]);
|
|
|
|
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))
|
|
{
|
|
XEvent xev = *xevent;
|
|
|
|
xev.xclient.window = GDK_WINDOW_XROOTWIN (win);
|
|
XSendEvent (GDK_WINDOW_XDISPLAY (win),
|
|
xev.xclient.window,
|
|
False,
|
|
SubstructureRedirectMask | SubstructureNotifyMask, &xev);
|
|
|
|
return GDK_FILTER_REMOVE;
|
|
}
|
|
else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_SYNC_REQUEST") &&
|
|
GDK_DISPLAY_X11 (display)->use_sync)
|
|
{
|
|
GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (event->any.window);
|
|
if (toplevel)
|
|
{
|
|
#ifdef HAVE_XSYNC
|
|
XSyncIntsToValue (&toplevel->pending_counter_value,
|
|
xevent->xclient.data.l[2],
|
|
xevent->xclient.data.l[3]);
|
|
#endif
|
|
}
|
|
return GDK_FILTER_REMOVE;
|
|
}
|
|
|
|
return GDK_FILTER_CONTINUE;
|
|
}
|
|
|
|
void
|
|
_gdk_events_queue (GdkDisplay *display)
|
|
{
|
|
GList *node;
|
|
GdkEvent *event;
|
|
XEvent xevent;
|
|
Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
|
|
|
|
while (!_gdk_event_queue_find_first(display) && XPending (xdisplay))
|
|
{
|
|
XNextEvent (xdisplay, &xevent);
|
|
|
|
switch (xevent.type)
|
|
{
|
|
case KeyPress:
|
|
case KeyRelease:
|
|
break;
|
|
default:
|
|
if (XFilterEvent (&xevent, None))
|
|
continue;
|
|
}
|
|
|
|
event = gdk_event_new (GDK_NOTHING);
|
|
|
|
event->any.window = NULL;
|
|
event->any.send_event = xevent.xany.send_event ? TRUE : FALSE;
|
|
|
|
((GdkEventPrivate *)event)->flags |= GDK_EVENT_PENDING;
|
|
|
|
node = _gdk_event_queue_append (display, event);
|
|
|
|
if (gdk_event_translate (display, event, &xevent, FALSE))
|
|
{
|
|
((GdkEventPrivate *)event)->flags &= ~GDK_EVENT_PENDING;
|
|
}
|
|
else
|
|
{
|
|
_gdk_event_queue_remove_link (display, node);
|
|
g_list_free_1 (node);
|
|
gdk_event_free (event);
|
|
}
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gdk_event_prepare (GSource *source,
|
|
gint *timeout)
|
|
{
|
|
GdkDisplay *display = ((GdkDisplaySource*)source)->display;
|
|
gboolean retval;
|
|
|
|
GDK_THREADS_ENTER ();
|
|
|
|
*timeout = -1;
|
|
retval = (_gdk_event_queue_find_first (display) != NULL ||
|
|
gdk_check_xpending (display));
|
|
|
|
GDK_THREADS_LEAVE ();
|
|
|
|
return retval;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_event_check (GSource *source)
|
|
{
|
|
GdkDisplaySource *display_source = (GdkDisplaySource*)source;
|
|
gboolean retval;
|
|
|
|
GDK_THREADS_ENTER ();
|
|
|
|
if (display_source->event_poll_fd.revents & G_IO_IN)
|
|
retval = (_gdk_event_queue_find_first (display_source->display) != NULL ||
|
|
gdk_check_xpending (display_source->display));
|
|
else
|
|
retval = FALSE;
|
|
|
|
GDK_THREADS_LEAVE ();
|
|
|
|
return retval;
|
|
}
|
|
|
|
static gboolean
|
|
gdk_event_dispatch (GSource *source,
|
|
GSourceFunc callback,
|
|
gpointer user_data)
|
|
{
|
|
GdkDisplay *display = ((GdkDisplaySource*)source)->display;
|
|
GdkEvent *event;
|
|
|
|
GDK_THREADS_ENTER ();
|
|
|
|
_gdk_events_queue (display);
|
|
event = _gdk_event_unqueue (display);
|
|
|
|
if (event)
|
|
{
|
|
if (_gdk_event_func)
|
|
(*_gdk_event_func) (event, _gdk_event_data);
|
|
|
|
gdk_event_free (event);
|
|
}
|
|
|
|
GDK_THREADS_LEAVE ();
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gdk_event_send_client_message_for_display:
|
|
* @display: the #GdkDisplay for the window where the message is to be sent.
|
|
* @event: the #GdkEvent to send, which should be a #GdkEventClient.
|
|
* @winid: the window to send the client message to.
|
|
*
|
|
* On X11, sends an X ClientMessage event to a given window. On
|
|
* Windows, sends a message registered with the name
|
|
* GDK_WIN32_CLIENT_MESSAGE.
|
|
*
|
|
* This could be used for communicating between different
|
|
* applications, though the amount of data is limited to 20 bytes on
|
|
* X11, and to just four bytes on Windows.
|
|
*
|
|
* Returns: non-zero on success.
|
|
*
|
|
* Since: 2.2
|
|
*/
|
|
gboolean
|
|
gdk_event_send_client_message_for_display (GdkDisplay *display,
|
|
GdkEvent *event,
|
|
GdkNativeWindow winid)
|
|
{
|
|
XEvent sev;
|
|
|
|
g_return_val_if_fail(event != NULL, FALSE);
|
|
|
|
/* Set up our event to send, with the exception of its target window */
|
|
sev.xclient.type = ClientMessage;
|
|
sev.xclient.display = GDK_DISPLAY_XDISPLAY (display);
|
|
sev.xclient.format = event->client.data_format;
|
|
sev.xclient.window = winid;
|
|
memcpy(&sev.xclient.data, &event->client.data, sizeof (sev.xclient.data));
|
|
sev.xclient.message_type = gdk_x11_atom_to_xatom_for_display (display, event->client.message_type);
|
|
|
|
return _gdk_send_xevent (display, winid, False, NoEventMask, &sev);
|
|
}
|
|
|
|
|
|
|
|
/* Sends a ClientMessage to all toplevel client windows */
|
|
static gboolean
|
|
gdk_event_send_client_message_to_all_recurse (GdkDisplay *display,
|
|
XEvent *xev,
|
|
guint32 xid,
|
|
guint level)
|
|
{
|
|
Atom type = None;
|
|
int format;
|
|
unsigned long nitems, after;
|
|
unsigned char *data;
|
|
Window *ret_children, ret_root, ret_parent;
|
|
unsigned int ret_nchildren;
|
|
gboolean send = FALSE;
|
|
gboolean found = FALSE;
|
|
gboolean result = FALSE;
|
|
int i;
|
|
|
|
gdk_error_trap_push ();
|
|
|
|
if (XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), xid,
|
|
gdk_x11_get_xatom_by_name_for_display (display, "WM_STATE"),
|
|
0, 0, False, AnyPropertyType,
|
|
&type, &format, &nitems, &after, &data) != Success)
|
|
goto out;
|
|
|
|
if (type)
|
|
{
|
|
send = TRUE;
|
|
XFree (data);
|
|
}
|
|
else
|
|
{
|
|
/* OK, we're all set, now let's find some windows to send this to */
|
|
if (!XQueryTree (GDK_DISPLAY_XDISPLAY (display), xid,
|
|
&ret_root, &ret_parent,
|
|
&ret_children, &ret_nchildren))
|
|
goto out;
|
|
|
|
for(i = 0; i < ret_nchildren; i++)
|
|
if (gdk_event_send_client_message_to_all_recurse (display, xev, ret_children[i], level + 1))
|
|
found = TRUE;
|
|
|
|
XFree (ret_children);
|
|
}
|
|
|
|
if (send || (!found && (level == 1)))
|
|
{
|
|
xev->xclient.window = xid;
|
|
_gdk_send_xevent (display, xid, False, NoEventMask, xev);
|
|
}
|
|
|
|
result = send || found;
|
|
|
|
out:
|
|
gdk_error_trap_pop ();
|
|
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* gdk_screen_broadcast_client_message:
|
|
* @screen: the #GdkScreen where the event will be broadcasted.
|
|
* @event: the #GdkEvent.
|
|
*
|
|
* On X11, sends an X ClientMessage event to all toplevel windows on
|
|
* @screen.
|
|
*
|
|
* Toplevel windows are determined by checking for the WM_STATE property,
|
|
* as described in the Inter-Client Communication Conventions Manual (ICCCM).
|
|
* If no windows are found with the WM_STATE property set, the message is
|
|
* sent to all children of the root window.
|
|
*
|
|
* On Windows, broadcasts a message registered with the name
|
|
* GDK_WIN32_CLIENT_MESSAGE to all top-level windows. The amount of
|
|
* data is limited to one long, i.e. four bytes.
|
|
*
|
|
* Since: 2.2
|
|
*/
|
|
|
|
void
|
|
gdk_screen_broadcast_client_message (GdkScreen *screen,
|
|
GdkEvent *event)
|
|
{
|
|
XEvent sev;
|
|
GdkWindow *root_window;
|
|
|
|
g_return_if_fail (event != NULL);
|
|
|
|
root_window = gdk_screen_get_root_window (screen);
|
|
|
|
/* Set up our event to send, with the exception of its target window */
|
|
sev.xclient.type = ClientMessage;
|
|
sev.xclient.display = GDK_WINDOW_XDISPLAY (root_window);
|
|
sev.xclient.format = event->client.data_format;
|
|
memcpy(&sev.xclient.data, &event->client.data, sizeof (sev.xclient.data));
|
|
sev.xclient.message_type =
|
|
gdk_x11_atom_to_xatom_for_display (GDK_WINDOW_DISPLAY (root_window),
|
|
event->client.message_type);
|
|
|
|
gdk_event_send_client_message_to_all_recurse (gdk_screen_get_display (screen),
|
|
&sev,
|
|
GDK_WINDOW_XID (root_window),
|
|
0);
|
|
}
|
|
|
|
/*
|
|
*--------------------------------------------------------------
|
|
* gdk_flush
|
|
*
|
|
* Flushes the Xlib output buffer and then waits
|
|
* until all requests have been received and processed
|
|
* by the X server. The only real use for this function
|
|
* is in dealing with XShm.
|
|
*
|
|
* Arguments:
|
|
*
|
|
* Results:
|
|
*
|
|
* Side effects:
|
|
*
|
|
*--------------------------------------------------------------
|
|
*/
|
|
|
|
void
|
|
gdk_flush (void)
|
|
{
|
|
GSList *tmp_list = _gdk_displays;
|
|
|
|
while (tmp_list)
|
|
{
|
|
XSync (GDK_DISPLAY_XDISPLAY (tmp_list->data), False);
|
|
tmp_list = tmp_list->next;
|
|
}
|
|
}
|
|
|
|
static Bool
|
|
timestamp_predicate (Display *display,
|
|
XEvent *xevent,
|
|
XPointer arg)
|
|
{
|
|
Window xwindow = GPOINTER_TO_UINT (arg);
|
|
GdkDisplay *gdk_display = gdk_x11_lookup_xdisplay (display);
|
|
|
|
if (xevent->type == PropertyNotify &&
|
|
xevent->xproperty.window == xwindow &&
|
|
xevent->xproperty.atom == gdk_x11_get_xatom_by_name_for_display (gdk_display,
|
|
"GDK_TIMESTAMP_PROP"))
|
|
return True;
|
|
|
|
return False;
|
|
}
|
|
|
|
/**
|
|
* gdk_x11_get_server_time:
|
|
* @window: a #GdkWindow, used for communication with the server.
|
|
* The window must have GDK_PROPERTY_CHANGE_MASK in its
|
|
* events mask or a hang will result.
|
|
*
|
|
* Routine to get the current X server time stamp.
|
|
*
|
|
* Return value: the time stamp.
|
|
**/
|
|
guint32
|
|
gdk_x11_get_server_time (GdkWindow *window)
|
|
{
|
|
Display *xdisplay;
|
|
Window xwindow;
|
|
guchar c = 'a';
|
|
XEvent xevent;
|
|
Atom timestamp_prop_atom;
|
|
|
|
g_return_val_if_fail (GDK_IS_WINDOW (window), 0);
|
|
g_return_val_if_fail (!GDK_WINDOW_DESTROYED (window), 0);
|
|
|
|
xdisplay = GDK_WINDOW_XDISPLAY (window);
|
|
xwindow = GDK_WINDOW_XWINDOW (window);
|
|
timestamp_prop_atom =
|
|
gdk_x11_get_xatom_by_name_for_display (GDK_WINDOW_DISPLAY (window),
|
|
"GDK_TIMESTAMP_PROP");
|
|
|
|
XChangeProperty (xdisplay, xwindow, timestamp_prop_atom,
|
|
timestamp_prop_atom,
|
|
8, PropModeReplace, &c, 1);
|
|
|
|
XIfEvent (xdisplay, &xevent,
|
|
timestamp_predicate, GUINT_TO_POINTER(xwindow));
|
|
|
|
return xevent.xproperty.time;
|
|
}
|
|
|
|
static void
|
|
fetch_net_wm_check_window (GdkScreen *screen)
|
|
{
|
|
GdkScreenX11 *screen_x11;
|
|
GdkDisplay *display;
|
|
Atom type;
|
|
gint format;
|
|
gulong n_items;
|
|
gulong bytes_after;
|
|
guchar *data;
|
|
Window *xwindow;
|
|
|
|
/* This function is very slow on every call if you are not running a
|
|
* spec-supporting WM. For now not optimized, because it isn't in
|
|
* any critical code paths, but if you used it somewhere that had to
|
|
* be fast you want to avoid "GTK is slow with old WMs" complaints.
|
|
* Probably at that point the function should be changed to query
|
|
* _NET_SUPPORTING_WM_CHECK only once every 10 seconds or something.
|
|
*/
|
|
|
|
screen_x11 = GDK_SCREEN_X11 (screen);
|
|
display = screen_x11->display;
|
|
|
|
g_return_if_fail (GDK_DISPLAY_X11 (display)->trusted_client);
|
|
|
|
if (screen_x11->wmspec_check_window != None)
|
|
return; /* already have it */
|
|
|
|
data = NULL;
|
|
XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), screen_x11->xroot_window,
|
|
gdk_x11_get_xatom_by_name_for_display (display, "_NET_SUPPORTING_WM_CHECK"),
|
|
0, G_MAXLONG, False, XA_WINDOW, &type, &format,
|
|
&n_items, &bytes_after, &data);
|
|
|
|
if (type != XA_WINDOW)
|
|
{
|
|
if (data)
|
|
XFree (data);
|
|
return;
|
|
}
|
|
|
|
xwindow = (Window *)data;
|
|
|
|
gdk_error_trap_push ();
|
|
|
|
/* Find out if this WM goes away, so we can reset everything. */
|
|
XSelectInput (screen_x11->xdisplay, *xwindow, StructureNotifyMask);
|
|
gdk_display_sync (display);
|
|
|
|
if (gdk_error_trap_pop () == Success)
|
|
{
|
|
screen_x11->wmspec_check_window = *xwindow;
|
|
screen_x11->need_refetch_net_supported = TRUE;
|
|
screen_x11->need_refetch_wm_name = TRUE;
|
|
|
|
/* Careful, reentrancy */
|
|
_gdk_x11_screen_window_manager_changed (GDK_SCREEN (screen_x11));
|
|
}
|
|
|
|
XFree (xwindow);
|
|
}
|
|
|
|
/**
|
|
* gdk_x11_screen_get_window_manager_name:
|
|
* @screen: a #GdkScreen
|
|
*
|
|
* Returns the name of the window manager for @screen.
|
|
*
|
|
* Return value: the name of the window manager screen @screen, or
|
|
* "unknown" if the window manager is unknown. The string is owned by GDK
|
|
* and should not be freed.
|
|
*
|
|
* Since: 2.2
|
|
**/
|
|
const char*
|
|
gdk_x11_screen_get_window_manager_name (GdkScreen *screen)
|
|
{
|
|
GdkScreenX11 *screen_x11;
|
|
|
|
screen_x11 = GDK_SCREEN_X11 (screen);
|
|
|
|
if (!G_LIKELY (GDK_DISPLAY_X11 (screen_x11->display)->trusted_client))
|
|
return screen_x11->window_manager_name;
|
|
|
|
fetch_net_wm_check_window (screen);
|
|
|
|
if (screen_x11->need_refetch_wm_name)
|
|
{
|
|
/* Get the name of the window manager */
|
|
screen_x11->need_refetch_wm_name = FALSE;
|
|
|
|
g_free (screen_x11->window_manager_name);
|
|
screen_x11->window_manager_name = g_strdup ("unknown");
|
|
|
|
if (screen_x11->wmspec_check_window != None)
|
|
{
|
|
Atom type;
|
|
gint format;
|
|
gulong n_items;
|
|
gulong bytes_after;
|
|
gchar *name;
|
|
|
|
name = NULL;
|
|
|
|
gdk_error_trap_push ();
|
|
|
|
XGetWindowProperty (GDK_DISPLAY_XDISPLAY (screen_x11->display),
|
|
screen_x11->wmspec_check_window,
|
|
gdk_x11_get_xatom_by_name_for_display (screen_x11->display,
|
|
"_NET_WM_NAME"),
|
|
0, G_MAXLONG, False,
|
|
gdk_x11_get_xatom_by_name_for_display (screen_x11->display,
|
|
"UTF8_STRING"),
|
|
&type, &format,
|
|
&n_items, &bytes_after,
|
|
(guchar **)&name);
|
|
|
|
gdk_display_sync (screen_x11->display);
|
|
|
|
gdk_error_trap_pop ();
|
|
|
|
if (name != NULL)
|
|
{
|
|
g_free (screen_x11->window_manager_name);
|
|
screen_x11->window_manager_name = g_strdup (name);
|
|
XFree (name);
|
|
}
|
|
}
|
|
}
|
|
|
|
return GDK_SCREEN_X11 (screen)->window_manager_name;
|
|
}
|
|
|
|
typedef struct _NetWmSupportedAtoms NetWmSupportedAtoms;
|
|
|
|
struct _NetWmSupportedAtoms
|
|
{
|
|
Atom *atoms;
|
|
gulong n_atoms;
|
|
};
|
|
|
|
/**
|
|
* gdk_x11_screen_supports_net_wm_hint:
|
|
* @screen: the relevant #GdkScreen.
|
|
* @property: a property atom.
|
|
*
|
|
* This function is specific to the X11 backend of GDK, and indicates
|
|
* whether the window manager supports a certain hint from the
|
|
* Extended Window Manager Hints Specification. You can find this
|
|
* specification on
|
|
* <ulink url="http://www.freedesktop.org">http://www.freedesktop.org</ulink>.
|
|
*
|
|
* When using this function, keep in mind that the window manager
|
|
* can change over time; so you shouldn't use this function in
|
|
* a way that impacts persistent application state. A common bug
|
|
* is that your application can start up before the window manager
|
|
* does when the user logs in, and before the window manager starts
|
|
* gdk_x11_screen_supports_net_wm_hint() will return %FALSE for every property.
|
|
* You can monitor the window_manager_changed signal on #GdkScreen to detect
|
|
* a window manager change.
|
|
*
|
|
* Return value: %TRUE if the window manager supports @property
|
|
*
|
|
* Since: 2.2
|
|
**/
|
|
gboolean
|
|
gdk_x11_screen_supports_net_wm_hint (GdkScreen *screen,
|
|
GdkAtom property)
|
|
{
|
|
gulong i;
|
|
GdkScreenX11 *screen_x11;
|
|
NetWmSupportedAtoms *supported_atoms;
|
|
GdkDisplay *display;
|
|
|
|
g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE);
|
|
|
|
screen_x11 = GDK_SCREEN_X11 (screen);
|
|
display = screen_x11->display;
|
|
|
|
if (!G_LIKELY (GDK_DISPLAY_X11 (display)->trusted_client))
|
|
return FALSE;
|
|
|
|
supported_atoms = g_object_get_data (G_OBJECT (screen), "gdk-net-wm-supported-atoms");
|
|
if (!supported_atoms)
|
|
{
|
|
supported_atoms = g_new0 (NetWmSupportedAtoms, 1);
|
|
g_object_set_data (G_OBJECT (screen), "gdk-net-wm-supported-atoms", supported_atoms);
|
|
}
|
|
|
|
fetch_net_wm_check_window (screen);
|
|
|
|
if (screen_x11->wmspec_check_window == None)
|
|
return FALSE;
|
|
|
|
if (screen_x11->need_refetch_net_supported)
|
|
{
|
|
/* WM has changed since we last got the supported list,
|
|
* refetch it.
|
|
*/
|
|
Atom type;
|
|
gint format;
|
|
gulong bytes_after;
|
|
|
|
screen_x11->need_refetch_net_supported = FALSE;
|
|
|
|
if (supported_atoms->atoms)
|
|
XFree (supported_atoms->atoms);
|
|
|
|
supported_atoms->atoms = NULL;
|
|
supported_atoms->n_atoms = 0;
|
|
|
|
XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), screen_x11->xroot_window,
|
|
gdk_x11_get_xatom_by_name_for_display (display, "_NET_SUPPORTED"),
|
|
0, G_MAXLONG, False, XA_ATOM, &type, &format,
|
|
&supported_atoms->n_atoms, &bytes_after,
|
|
(guchar **)&supported_atoms->atoms);
|
|
|
|
if (type != XA_ATOM)
|
|
return FALSE;
|
|
}
|
|
|
|
if (supported_atoms->atoms == NULL)
|
|
return FALSE;
|
|
|
|
i = 0;
|
|
while (i < supported_atoms->n_atoms)
|
|
{
|
|
if (supported_atoms->atoms[i] == gdk_x11_atom_to_xatom_for_display (display, property))
|
|
return TRUE;
|
|
|
|
++i;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/**
|
|
* gdk_net_wm_supports:
|
|
* @property: a property atom.
|
|
*
|
|
* This function is specific to the X11 backend of GDK, and indicates
|
|
* whether the window manager for the default screen supports a certain
|
|
* hint from the Extended Window Manager Hints Specification. See
|
|
* gdk_x11_screen_supports_net_wm_hint() for complete details.
|
|
*
|
|
* Return value: %TRUE if the window manager supports @property
|
|
**/
|
|
gboolean
|
|
gdk_net_wm_supports (GdkAtom property)
|
|
{
|
|
return gdk_x11_screen_supports_net_wm_hint (gdk_screen_get_default (), property);
|
|
}
|
|
|
|
#include "gdksettings.c"
|
|
|
|
static void
|
|
gdk_xsettings_notify_cb (const char *name,
|
|
XSettingsAction action,
|
|
XSettingsSetting *setting,
|
|
void *data)
|
|
{
|
|
GdkEvent new_event;
|
|
GdkScreen *screen = data;
|
|
GdkScreenX11 *screen_x11 = data;
|
|
int i;
|
|
|
|
if (screen_x11->xsettings_in_init)
|
|
return;
|
|
|
|
new_event.type = GDK_SETTING;
|
|
new_event.setting.window = gdk_screen_get_root_window (screen);
|
|
new_event.setting.send_event = FALSE;
|
|
new_event.setting.name = NULL;
|
|
|
|
for (i = 0; i < GDK_SETTINGS_N_ELEMENTS() ; i++)
|
|
if (strcmp (GDK_SETTINGS_X_NAME (i), name) == 0)
|
|
{
|
|
new_event.setting.name = (char*) GDK_SETTINGS_GDK_NAME (i);
|
|
break;
|
|
}
|
|
|
|
if (!new_event.setting.name)
|
|
return;
|
|
|
|
switch (action)
|
|
{
|
|
case XSETTINGS_ACTION_NEW:
|
|
new_event.setting.action = GDK_SETTING_ACTION_NEW;
|
|
break;
|
|
case XSETTINGS_ACTION_CHANGED:
|
|
new_event.setting.action = GDK_SETTING_ACTION_CHANGED;
|
|
break;
|
|
case XSETTINGS_ACTION_DELETED:
|
|
new_event.setting.action = GDK_SETTING_ACTION_DELETED;
|
|
break;
|
|
}
|
|
|
|
gdk_event_put (&new_event);
|
|
}
|
|
|
|
static gboolean
|
|
check_transform (const gchar *xsettings_name,
|
|
GType src_type,
|
|
GType dest_type)
|
|
{
|
|
if (!g_value_type_transformable (src_type, dest_type))
|
|
{
|
|
g_warning ("Cannot transform xsetting %s of type %s to type %s\n",
|
|
xsettings_name,
|
|
g_type_name (src_type),
|
|
g_type_name (dest_type));
|
|
return FALSE;
|
|
}
|
|
else
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gdk_screen_get_setting:
|
|
* @screen: the #GdkScreen where the setting is located
|
|
* @name: the name of the setting
|
|
* @value: location to store the value of the setting
|
|
*
|
|
* Retrieves a desktop-wide setting such as double-click time
|
|
* for the #GdkScreen @screen.
|
|
*
|
|
* FIXME needs a list of valid settings here, or a link to
|
|
* more information.
|
|
*
|
|
* Returns: %TRUE if the setting existed and a value was stored
|
|
* in @value, %FALSE otherwise.
|
|
*
|
|
* Since: 2.2
|
|
**/
|
|
gboolean
|
|
gdk_screen_get_setting (GdkScreen *screen,
|
|
const gchar *name,
|
|
GValue *value)
|
|
{
|
|
|
|
const char *xsettings_name = NULL;
|
|
XSettingsResult result;
|
|
XSettingsSetting *setting = NULL;
|
|
GdkScreenX11 *screen_x11;
|
|
gboolean success = FALSE;
|
|
gint i;
|
|
GValue tmp_val = { 0, };
|
|
|
|
g_return_val_if_fail (GDK_IS_SCREEN (screen), FALSE);
|
|
|
|
screen_x11 = GDK_SCREEN_X11 (screen);
|
|
|
|
for (i = 0; i < GDK_SETTINGS_N_ELEMENTS(); i++)
|
|
if (strcmp (GDK_SETTINGS_GDK_NAME (i), name) == 0)
|
|
{
|
|
xsettings_name = GDK_SETTINGS_X_NAME (i);
|
|
break;
|
|
}
|
|
|
|
if (!xsettings_name)
|
|
goto out;
|
|
|
|
result = xsettings_client_get_setting (screen_x11->xsettings_client,
|
|
xsettings_name, &setting);
|
|
if (result != XSETTINGS_SUCCESS)
|
|
goto out;
|
|
|
|
switch (setting->type)
|
|
{
|
|
case XSETTINGS_TYPE_INT:
|
|
if (check_transform (xsettings_name, G_TYPE_INT, G_VALUE_TYPE (value)))
|
|
{
|
|
g_value_init (&tmp_val, G_TYPE_INT);
|
|
g_value_set_int (&tmp_val, setting->data.v_int);
|
|
g_value_transform (&tmp_val, value);
|
|
|
|
success = TRUE;
|
|
}
|
|
break;
|
|
case XSETTINGS_TYPE_STRING:
|
|
if (check_transform (xsettings_name, G_TYPE_STRING, G_VALUE_TYPE (value)))
|
|
{
|
|
g_value_init (&tmp_val, G_TYPE_STRING);
|
|
g_value_set_string (&tmp_val, setting->data.v_string);
|
|
g_value_transform (&tmp_val, value);
|
|
|
|
success = TRUE;
|
|
}
|
|
break;
|
|
case XSETTINGS_TYPE_COLOR:
|
|
if (!check_transform (xsettings_name, GDK_TYPE_COLOR, G_VALUE_TYPE (value)))
|
|
{
|
|
GdkColor color;
|
|
|
|
g_value_init (&tmp_val, GDK_TYPE_COLOR);
|
|
|
|
color.pixel = 0;
|
|
color.red = setting->data.v_color.red;
|
|
color.green = setting->data.v_color.green;
|
|
color.blue = setting->data.v_color.blue;
|
|
|
|
g_value_set_boxed (&tmp_val, &color);
|
|
|
|
g_value_transform (&tmp_val, value);
|
|
|
|
success = TRUE;
|
|
}
|
|
break;
|
|
}
|
|
|
|
g_value_unset (&tmp_val);
|
|
|
|
out:
|
|
if (setting)
|
|
xsettings_setting_free (setting);
|
|
|
|
if (success)
|
|
return TRUE;
|
|
else
|
|
return _gdk_x11_get_xft_setting (screen, name, value);
|
|
}
|
|
|
|
static GdkFilterReturn
|
|
gdk_xsettings_client_event_filter (GdkXEvent *xevent,
|
|
GdkEvent *event,
|
|
gpointer data)
|
|
{
|
|
GdkScreenX11 *screen = data;
|
|
|
|
if (xsettings_client_process_event (screen->xsettings_client, (XEvent *)xevent))
|
|
return GDK_FILTER_REMOVE;
|
|
else
|
|
return GDK_FILTER_CONTINUE;
|
|
}
|
|
|
|
static void
|
|
gdk_xsettings_watch_cb (Window window,
|
|
Bool is_start,
|
|
long mask,
|
|
void *cb_data)
|
|
{
|
|
GdkWindow *gdkwin;
|
|
GdkScreen *screen = cb_data;
|
|
|
|
gdkwin = gdk_window_lookup_for_display (gdk_screen_get_display (screen), window);
|
|
|
|
if (is_start)
|
|
{
|
|
if (!gdkwin)
|
|
gdkwin = gdk_window_foreign_new_for_display (gdk_screen_get_display (screen), window);
|
|
else
|
|
g_object_ref (gdkwin);
|
|
|
|
gdk_window_add_filter (gdkwin, gdk_xsettings_client_event_filter, screen);
|
|
}
|
|
else
|
|
{
|
|
g_assert (gdkwin);
|
|
gdk_window_remove_filter (gdkwin, gdk_xsettings_client_event_filter, screen);
|
|
g_object_unref (gdkwin);
|
|
}
|
|
}
|
|
|
|
#define __GDK_EVENTS_X11_C__
|
|
#include "gdkaliasdef.c"
|