/* GDK - The GIMP Drawing Kit
* gdkdisplay-x11.c
*
- * Copyright 2001 Sun Microsystems Inc.
+ * Copyright 2001 Sun Microsystems Inc.
+ * Copyright (C) 2004 Nokia Corporation
*
* Erwann Chenede <erwann.chenede@sun.com>
*
* Boston, MA 02111-1307, USA.
*/
-#include <config.h>
+#include "config.h"
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
+#include "gdkdisplay-x11.h"
-#include <glib.h>
#include "gdkx.h"
+#include "gdkasync.h"
#include "gdkdisplay.h"
-#include "gdkdisplay-x11.h"
+#include "gdkeventsource.h"
+#include "gdkeventtranslator.h"
#include "gdkscreen.h"
#include "gdkscreen-x11.h"
#include "gdkinternals.h"
-#include "gdkinputprivate.h"
+#include "gdkdeviceprivate.h"
+#include "gdkdevicemanager.h"
#include "xsettings-client.h"
+#include <glib.h>
+#include <glib/gprintf.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+
#include <X11/Xatom.h>
#ifdef HAVE_XKB
#include <X11/XKBlib.h>
#endif
-static void gdk_display_x11_class_init (GdkDisplayX11Class *class);
-static void gdk_display_x11_dispose (GObject *object);
-static void gdk_display_x11_finalize (GObject *object);
+#ifdef HAVE_XFIXES
+#include <X11/extensions/Xfixes.h>
+#endif
+
+#include <X11/extensions/shape.h>
+
+#ifdef HAVE_XCOMPOSITE
+#include <X11/extensions/Xcomposite.h>
+#endif
+
+#ifdef HAVE_XDAMAGE
+#include <X11/extensions/Xdamage.h>
+#endif
+
+#ifdef HAVE_RANDR
+#include <X11/extensions/Xrandr.h>
+#endif
+
+typedef struct _GdkErrorTrap GdkErrorTrap;
+
+struct _GdkErrorTrap
+{
+ /* Next sequence when trap was pushed, i.e. first sequence to
+ * ignore
+ */
+ gulong start_sequence;
+
+ /* Next sequence when trap was popped, i.e. first sequence
+ * to not ignore. 0 if trap is still active.
+ */
+ gulong end_sequence;
+
+ /* Most recent error code within the sequence */
+ int error_code;
+};
+
+static void gdk_display_x11_dispose (GObject *object);
+static void gdk_display_x11_finalize (GObject *object);
+
+static void gdk_display_x11_event_translator_init (GdkEventTranslatorIface *iface);
+
+static gboolean gdk_display_x11_translate_event (GdkEventTranslator *translator,
+ GdkDisplay *display,
+ GdkEvent *event,
+ XEvent *xevent);
#ifdef HAVE_X11R6
static void gdk_internal_connection_watch (Display *display,
XPointer *watch_data);
#endif /* HAVE_X11R6 */
-static gpointer parent_class = NULL;
+typedef struct _GdkEventTypeX11 GdkEventTypeX11;
+
+struct _GdkEventTypeX11
+{
+ gint base;
+ gint n_events;
+};
/* Note that we never *directly* use WM_LOCALE_NAME, WM_PROTOCOLS,
* but including them here has the side-effect of getting them
"UTF8_STRING",
"WM_CLIENT_LEADER",
"WM_DELETE_WINDOW",
+ "WM_ICON_NAME",
"WM_LOCALE_NAME",
+ "WM_NAME",
"WM_PROTOCOLS",
"WM_TAKE_FOCUS",
+ "WM_WINDOW_ROLE",
+ "_NET_ACTIVE_WINDOW",
+ "_NET_CURRENT_DESKTOP",
+ "_NET_FRAME_EXTENTS",
+ "_NET_STARTUP_ID",
+ "_NET_WM_CM_S0",
"_NET_WM_DESKTOP",
"_NET_WM_ICON",
"_NET_WM_ICON_NAME",
"_NET_WM_PID",
"_NET_WM_PING",
"_NET_WM_STATE",
- "_NET_WM_STATE_STICKY",
+ "_NET_WM_STATE_ABOVE",
+ "_NET_WM_STATE_BELOW",
+ "_NET_WM_STATE_FULLSCREEN",
+ "_NET_WM_STATE_MODAL",
"_NET_WM_STATE_MAXIMIZED_VERT",
"_NET_WM_STATE_MAXIMIZED_HORZ",
- "_NET_WM_STATE_FULLSCREEN",
+ "_NET_WM_STATE_SKIP_TASKBAR",
+ "_NET_WM_STATE_SKIP_PAGER",
+ "_NET_WM_STATE_STICKY",
+ "_NET_WM_SYNC_REQUEST",
+ "_NET_WM_SYNC_REQUEST_COUNTER",
"_NET_WM_WINDOW_TYPE",
"_NET_WM_WINDOW_TYPE_NORMAL",
+ "_NET_WM_USER_TIME",
+ "_NET_VIRTUAL_ROOTS"
};
-GType
-_gdk_display_x11_get_type (void)
-{
- static GType object_type = 0;
+G_DEFINE_TYPE_WITH_CODE (GdkDisplayX11, _gdk_display_x11, GDK_TYPE_DISPLAY,
+ G_IMPLEMENT_INTERFACE (GDK_TYPE_EVENT_TRANSLATOR,
+ gdk_display_x11_event_translator_init))
- if (!object_type)
- {
- static const GTypeInfo object_info =
- {
- sizeof (GdkDisplayX11Class),
- (GBaseInitFunc) NULL,
- (GBaseFinalizeFunc) NULL,
- (GClassInitFunc) gdk_display_x11_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (GdkDisplayX11),
- 0, /* n_preallocs */
- (GInstanceInitFunc) NULL,
- };
-
- object_type = g_type_register_static (GDK_TYPE_DISPLAY,
- "GdkDisplayX11",
- &object_info, 0);
- }
-
- return object_type;
-}
static void
-gdk_display_x11_class_init (GdkDisplayX11Class * class)
+_gdk_display_x11_class_init (GdkDisplayX11Class * class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
object_class->dispose = gdk_display_x11_dispose;
object_class->finalize = gdk_display_x11_finalize;
-
- parent_class = g_type_class_peek_parent (class);
}
-/**
- * gdk_display_open:
- * @display_name: the name of the display to open
- * @returns: a #GdkDisplay, or %NULL if the display
- * could not be opened.
- *
- * Opens a display.
- *
- * Since: 2.2
- */
-GdkDisplay *
-gdk_display_open (const gchar *display_name)
+static void
+_gdk_display_x11_init (GdkDisplayX11 *display)
{
- Display *xdisplay;
- GdkDisplay *display;
- GdkDisplayX11 *display_x11;
- GdkWindowAttr attr;
- gint argc;
- gchar **argv;
- const char *sm_client_id;
-
- XClassHint *class_hint;
- gulong pid;
- gint i;
+}
- xdisplay = XOpenDisplay (display_name);
- if (!xdisplay)
- return NULL;
-
- display = g_object_new (GDK_TYPE_DISPLAY_X11, NULL);
- display_x11 = GDK_DISPLAY_X11 (display);
+static void
+gdk_display_x11_event_translator_init (GdkEventTranslatorIface *iface)
+{
+ iface->translate_event = gdk_display_x11_translate_event;
+}
- display_x11->use_xshm = TRUE;
- display_x11->xdisplay = xdisplay;
+static void
+do_net_wm_state_changes (GdkWindow *window)
+{
+ GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
+ GdkWindowState old_state;
-#ifdef HAVE_X11R6
- /* Set up handlers for Xlib internal connections */
- XAddConnectionWatch (xdisplay, gdk_internal_connection_watch, NULL);
-#endif /* HAVE_X11R6 */
-
- /* initialize the display's screens */
- display_x11->screens = g_new (GdkScreen *, ScreenCount (display_x11->xdisplay));
- for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
- display_x11->screens[i] = _gdk_x11_screen_new (display, i);
+ if (GDK_WINDOW_DESTROYED (window) ||
+ gdk_window_get_window_type (window) != GDK_WINDOW_TOPLEVEL)
+ return;
- /* We need to initialize events after we have the screen
- * structures in places
- */
- for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
- _gdk_x11_events_init_screen (display_x11->screens[i]);
-
- /*set the default screen */
- display_x11->default_screen = display_x11->screens[DefaultScreen (display_x11->xdisplay)];
+ old_state = gdk_window_get_state (window);
- attr.window_type = GDK_WINDOW_TOPLEVEL;
- attr.wclass = GDK_INPUT_OUTPUT;
- attr.x = 10;
- attr.y = 10;
- attr.width = 10;
- attr.height = 10;
- attr.event_mask = 0;
+ /* For found_sticky to remain TRUE, we have to also be on desktop
+ * 0xFFFFFFFF
+ */
+ if (old_state & GDK_WINDOW_STATE_STICKY)
+ {
+ if (!(toplevel->have_sticky && toplevel->on_all_desktops))
+ gdk_synthesize_window_state (window,
+ GDK_WINDOW_STATE_STICKY,
+ 0);
+ }
+ else
+ {
+ if (toplevel->have_sticky || toplevel->on_all_desktops)
+ gdk_synthesize_window_state (window,
+ 0,
+ GDK_WINDOW_STATE_STICKY);
+ }
- display_x11->leader_gdk_window = gdk_window_new (GDK_SCREEN_X11 (display_x11->default_screen)->root_window,
- &attr, GDK_WA_X | GDK_WA_Y);
- display_x11->leader_window = GDK_WINDOW_XID (display_x11->leader_gdk_window);
+ if (old_state & GDK_WINDOW_STATE_FULLSCREEN)
+ {
+ if (!toplevel->have_fullscreen)
+ gdk_synthesize_window_state (window,
+ GDK_WINDOW_STATE_FULLSCREEN,
+ 0);
+ }
+ else
+ {
+ if (toplevel->have_fullscreen)
+ gdk_synthesize_window_state (window,
+ 0,
+ GDK_WINDOW_STATE_FULLSCREEN);
+ }
- display_x11->leader_window_title_set = FALSE;
+ /* Our "maximized" means both vertical and horizontal; if only one,
+ * we don't expose that via GDK
+ */
+ if (old_state & GDK_WINDOW_STATE_MAXIMIZED)
+ {
+ if (!(toplevel->have_maxvert && toplevel->have_maxhorz))
+ gdk_synthesize_window_state (window,
+ GDK_WINDOW_STATE_MAXIMIZED,
+ 0);
+ }
+ else
+ {
+ if (toplevel->have_maxvert && toplevel->have_maxhorz)
+ gdk_synthesize_window_state (window,
+ 0,
+ GDK_WINDOW_STATE_MAXIMIZED);
+ }
+}
- display_x11->have_render = GDK_UNKNOWN;
+static void
+gdk_check_wm_desktop_changed (GdkWindow *window)
+{
+ GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
+ GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
+
+ Atom type;
+ gint format;
+ gulong nitems;
+ gulong bytes_after;
+ guchar *data;
+ gulong *desktop;
+
+ type = None;
+ gdk_error_trap_push ();
+ XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display),
+ GDK_WINDOW_XID (window),
+ gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_DESKTOP"),
+ 0, G_MAXLONG, False, XA_CARDINAL, &type,
+ &format, &nitems,
+ &bytes_after, &data);
+ gdk_error_trap_pop_ignored ();
+
+ if (type != None)
+ {
+ desktop = (gulong *)data;
+ toplevel->on_all_desktops = (*desktop == 0xFFFFFFFF);
+ XFree (desktop);
+ }
+ else
+ toplevel->on_all_desktops = FALSE;
- if (_gdk_synchronize)
- XSynchronize (display_x11->xdisplay, True);
-
- _gdk_x11_precache_atoms (display, precache_atoms, G_N_ELEMENTS (precache_atoms));
+ do_net_wm_state_changes (window);
+}
- class_hint = XAllocClassHint();
- class_hint->res_name = g_get_prgname ();
-
- class_hint->res_class = (char *)gdk_get_program_class ();
- _gdk_get_command_line_args (&argc, &argv);
- XmbSetWMProperties (display_x11->xdisplay,
- display_x11->leader_window,
- NULL, NULL, argv, argc, NULL, NULL,
- class_hint);
- XFree (class_hint);
+static void
+gdk_check_wm_state_changed (GdkWindow *window)
+{
+ GdkToplevelX11 *toplevel = _gdk_x11_window_get_toplevel (window);
+ GdkDisplay *display = GDK_WINDOW_DISPLAY (window);
+
+ Atom type;
+ gint format;
+ gulong nitems;
+ gulong bytes_after;
+ guchar *data;
+ Atom *atoms = NULL;
+ gulong i;
+
+ gboolean had_sticky = toplevel->have_sticky;
+
+ toplevel->have_sticky = FALSE;
+ toplevel->have_maxvert = FALSE;
+ toplevel->have_maxhorz = FALSE;
+ toplevel->have_fullscreen = FALSE;
+
+ type = None;
+ gdk_error_trap_push ();
+ XGetWindowProperty (GDK_DISPLAY_XDISPLAY (display), GDK_WINDOW_XID (window),
+ 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_ignored ();
+
+ 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");
- sm_client_id = _gdk_get_sm_client_id ();
- if (sm_client_id)
- _gdk_windowing_display_set_sm_client_id (display, sm_client_id);
+ atoms = (Atom *)data;
- pid = getpid ();
- XChangeProperty (display_x11->xdisplay,
- display_x11->leader_window,
- gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PID"),
- XA_CARDINAL, 32, PropModeReplace, (guchar *) & pid, 1);
-
-#ifdef HAVE_XKB
- {
- gint xkb_major = XkbMajorVersion;
- gint xkb_minor = XkbMinorVersion;
- if (XkbLibraryVersion (&xkb_major, &xkb_minor))
- {
- xkb_major = XkbMajorVersion;
- xkb_minor = XkbMinorVersion;
-
- if (XkbQueryExtension (display_x11->xdisplay,
- NULL, &display_x11->xkb_event_type, NULL,
- &xkb_major, &xkb_minor))
- {
- Bool detectable_autorepeat_supported;
-
- display_x11->use_xkb = TRUE;
+ 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;
+ }
- XkbSelectEvents (display_x11->xdisplay,
- XkbUseCoreKbd,
- XkbNewKeyboardNotifyMask | XkbMapNotifyMask | XkbStateNotifyMask,
- XkbNewKeyboardNotifyMask | XkbMapNotifyMask | XkbStateNotifyMask);
+ XFree (atoms);
+ }
- XkbSetDetectableAutoRepeat (display_x11->xdisplay,
- True,
- &detectable_autorepeat_supported);
+ /* 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);
+}
- GDK_NOTE (MISC, g_message ("Detectable autorepeat %s.",
- detectable_autorepeat_supported ?
- "supported" : "not supported"));
-
- display_x11->have_xkb_autorepeat = detectable_autorepeat_supported;
- }
- }
- }
-#endif
+static GdkWindow *
+get_event_window (GdkEventTranslator *translator,
+ XEvent *xevent)
+{
+ GdkDisplay *display;
+ Window xwindow;
- _gdk_windowing_image_init (display);
- _gdk_events_init (display);
- _gdk_input_init (display);
- _gdk_dnd_init (display);
+ display = (GdkDisplay *) translator;
- g_signal_emit_by_name (gdk_display_manager_get(),
- "display_opened", display);
+ switch (xevent->type)
+ {
+ case DestroyNotify:
+ xwindow = xevent->xdestroywindow.window;
+ break;
+ case UnmapNotify:
+ xwindow = xevent->xunmap.window;
+ break;
+ case MapNotify:
+ xwindow = xevent->xmap.window;
+ break;
+ case ConfigureNotify:
+ xwindow = xevent->xconfigure.window;
+ break;
+ default:
+ xwindow = xevent->xany.window;
+ }
- return display;
+ return gdk_window_lookup_for_display (display, xwindow);
}
-#ifdef HAVE_X11R6
-/*
- * XLib internal connection handling
- */
-typedef struct _GdkInternalConnection GdkInternalConnection;
-
-struct _GdkInternalConnection
-{
- gint fd;
- GSource *source;
- Display *display;
-};
-
static gboolean
-process_internal_connection (GIOChannel *gioc,
- GIOCondition cond,
- gpointer data)
+gdk_display_x11_translate_event (GdkEventTranslator *translator,
+ GdkDisplay *display,
+ GdkEvent *event,
+ XEvent *xevent)
{
- GdkInternalConnection *connection = (GdkInternalConnection *)data;
+ GdkWindow *window;
+ GdkWindowObject *window_private;
+ GdkWindowImplX11 *window_impl = NULL;
+ GdkScreen *screen = NULL;
+ GdkScreenX11 *screen_x11 = NULL;
+ GdkToplevelX11 *toplevel = NULL;
+ GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
+ gboolean return_val;
+ Window xwindow = None;
- GDK_THREADS_ENTER ();
+ /* Find the GdkWindow that this event relates to.
+ * Basically this means substructure events
+ * are reported same as structure events
+ */
+ window = get_event_window (translator, xevent);
+ window_private = (GdkWindowObject *) window;
- XProcessInternalConnection ((Display*)connection->display, connection->fd);
+ if (window)
+ {
+ /* We may receive events such as NoExpose/GraphicsExpose
+ * and ShmCompletion for pixmaps
+ */
+ if (!GDK_IS_WINDOW (window))
+ return FALSE;
- GDK_THREADS_LEAVE ();
+ screen = GDK_WINDOW_SCREEN (window);
+ screen_x11 = GDK_SCREEN_X11 (screen);
+ toplevel = _gdk_x11_window_get_toplevel (window);
+ window_impl = GDK_WINDOW_IMPL_X11 (window_private->impl);
+ xwindow = GDK_WINDOW_XID (window);
- return TRUE;
-}
+ g_object_ref (window);
+ }
-static GdkInternalConnection *
-gdk_add_connection_handler (Display *display,
- guint fd)
-{
- GIOChannel *io_channel;
- GdkInternalConnection *connection;
+ event->any.window = window;
+ event->any.send_event = xevent->xany.send_event ? TRUE : FALSE;
- connection = g_new (GdkInternalConnection, 1);
+ if (window_private && GDK_WINDOW_DESTROYED (window))
+ {
+ if (xevent->type != DestroyNotify)
+ {
+ return_val = FALSE;
+ goto done;
+ }
+ }
- connection->fd = fd;
- connection->display = display;
-
- io_channel = g_io_channel_unix_new (fd);
-
- connection->source = g_io_create_watch (io_channel, G_IO_IN);
- g_source_set_callback (connection->source,
- (GSourceFunc)process_internal_connection, connection, NULL);
- g_source_attach (connection->source, NULL);
-
- g_io_channel_unref (io_channel);
-
- return connection;
-}
+ if (xevent->type == DestroyNotify)
+ {
+ int i, n;
+
+ n = gdk_display_get_n_screens (display);
+ for (i = 0; i < n; i++)
+ {
+ screen = gdk_display_get_screen (display, i);
+ screen_x11 = GDK_SCREEN_X11 (screen);
+
+ if (screen_x11->wmspec_check_window == xwindow)
+ {
+ screen_x11->wmspec_check_window = None;
+ screen_x11->last_wmspec_check_time = 0;
+ g_free (screen_x11->window_manager_name);
+ screen_x11->window_manager_name = g_strdup ("unknown");
+
+ /* careful, reentrancy */
+ _gdk_x11_screen_window_manager_changed (screen);
+
+ return_val = FALSE;
+ goto done;
+ }
+ }
+ }
+
+ /* We do a "manual" conversion of the XEvent to a
+ * GdkEvent. The structures are mostly the same so
+ * the conversion is fairly straightforward. We also
+ * optionally print debugging info regarding events
+ * received.
+ */
+
+ return_val = TRUE;
+
+ switch (xevent->type)
+ {
+ case KeymapNotify:
+ GDK_NOTE (EVENTS,
+ g_message ("keymap notify"));
+
+ /* Not currently handled */
+ return_val = FALSE;
+ break;
+
+ case Expose:
+ GDK_NOTE (EVENTS,
+ g_message ("expose:\t\twindow: %ld %d x,y: %d %d w,h: %d %d%s",
+ xevent->xexpose.window, xevent->xexpose.count,
+ xevent->xexpose.x, xevent->xexpose.y,
+ xevent->xexpose.width, xevent->xexpose.height,
+ event->any.send_event ? " (send)" : ""));
+
+ if (window_private == NULL)
+ {
+ return_val = FALSE;
+ break;
+ }
+
+ {
+ GdkRectangle expose_rect;
+
+ expose_rect.x = xevent->xexpose.x;
+ expose_rect.y = xevent->xexpose.y;
+ expose_rect.width = xevent->xexpose.width;
+ expose_rect.height = xevent->xexpose.height;
+
+ _gdk_window_process_expose (window, xevent->xexpose.serial, &expose_rect);
+ 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;
+ expose_rect.y = xevent->xgraphicsexpose.y;
+ expose_rect.width = xevent->xgraphicsexpose.width;
+ expose_rect.height = xevent->xgraphicsexpose.height;
+
+ _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)
+ {
+ window_private->width = xevent->xconfigure.width;
+ window_private->height = xevent->xconfigure.height;
+
+ _gdk_window_update_size (window);
+ _gdk_x11_drawable_update_size (window_private->impl);
+ _gdk_x11_screen_size_changed (screen, xevent);
+ }
+
+#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_ignored ();
+ }
+ 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_private->width = xevent->xconfigure.width;
+ window_private->height = xevent->xconfigure.height;
+
+ _gdk_window_update_size (window);
+ _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);
+ if (xevent->xselection.property == None)
+ event->selection.property = GDK_NONE;
+ else
+ event->selection.property = gdk_x11_xatom_to_atom_for_display (display, xevent->xselection.property);
+ event->selection.time = xevent->xselection.time;
+
+ break;
+
+ case ColormapNotify:
+ GDK_NOTE (EVENTS,
+ g_message ("colormap notify:\twindow: %ld",
+ xevent->xcolormap.window));
+
+ /* Not currently handled */
+ return_val = FALSE;
+ break;
+
+ case ClientMessage:
+ {
+ 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_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
+#ifdef HAVE_RANDR
+ if (xevent->type - display_x11->xrandr_event_base == RRScreenChangeNotify ||
+ xevent->type - display_x11->xrandr_event_base == RRNotify)
+ {
+ if (screen)
+ _gdk_x11_screen_size_changed (screen, xevent);
+ }
+ else
+#endif
+#if defined(HAVE_XCOMPOSITE) && defined (HAVE_XDAMAGE) && defined (HAVE_XFIXES)
+ if (display_x11->have_xdamage && window_private && window_private->composited &&
+ xevent->type == display_x11->xdamage_event_base + XDamageNotify &&
+ ((XDamageNotifyEvent *) xevent)->damage == window_impl->damage)
+ {
+ XDamageNotifyEvent *damage_event = (XDamageNotifyEvent *) xevent;
+ XserverRegion repair;
+ GdkRectangle rect;
+
+ rect.x = window_private->x + damage_event->area.x;
+ rect.y = window_private->y + damage_event->area.y;
+ rect.width = damage_event->area.width;
+ rect.height = damage_event->area.height;
+
+ repair = XFixesCreateRegion (display_x11->xdisplay,
+ &damage_event->area, 1);
+ XDamageSubtract (display_x11->xdisplay,
+ window_impl->damage,
+ repair, None);
+ XFixesDestroyRegion (display_x11->xdisplay, repair);
+
+ if (window_private->parent != NULL)
+ _gdk_window_process_expose (GDK_WINDOW (window_private->parent),
+ damage_event->serial, &rect);
+
+ return_val = TRUE;
+ }
+ else
+#endif
+#ifdef HAVE_XKB
+ if (xevent->type == display_x11->xkb_event_type)
+ {
+ XkbEvent *xkb_event = (XkbEvent *) xevent;
+
+ switch (xkb_event->any.xkb_type)
+ {
+ case XkbNewKeyboardNotify:
+ case XkbMapNotify:
+ _gdk_keymap_keys_changed (display);
+
+ return_val = FALSE;
+ break;
+
+ case XkbStateNotify:
+ _gdk_keymap_state_changed (display, xevent);
+ break;
+ }
+ }
+ else
+#endif
+ return_val = FALSE;
+ }
+
+ done:
+ if (return_val)
+ {
+ if (event->any.window)
+ g_object_ref (event->any.window);
+ }
+ else
+ {
+ /* Mark this event as having no resources to be freed */
+ event->any.window = NULL;
+ event->any.type = GDK_NOTHING;
+ }
+
+ if (window)
+ g_object_unref (window);
+
+ return return_val;
+}
+
+static 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))
+ {
+ XClientMessageEvent xclient = xevent->xclient;
+
+ xclient.window = GDK_WINDOW_XROOTWIN (win);
+ XSendEvent (GDK_WINDOW_XDISPLAY (win),
+ xclient.window,
+ False,
+ SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&xclient);
+
+ return GDK_FILTER_REMOVE;
+ }
+ else if (atom == gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_SYNC_REQUEST") &&
+ GDK_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;
+}
+
+static void
+_gdk_event_init (GdkDisplay *display)
+{
+ GdkDisplayX11 *display_x11;
+ GdkDeviceManager *device_manager;
+
+ display_x11 = GDK_DISPLAY_X11 (display);
+ display_x11->event_source = gdk_event_source_new (display);
+
+ gdk_event_source_add_translator ((GdkEventSource *) display_x11->event_source,
+ GDK_EVENT_TRANSLATOR (display));
+
+ device_manager = gdk_display_get_device_manager (display);
+ gdk_event_source_add_translator ((GdkEventSource *) display_x11->event_source,
+ GDK_EVENT_TRANSLATOR (device_manager));
+
+ gdk_display_add_client_message_filter (display,
+ gdk_atom_intern_static_string ("WM_PROTOCOLS"),
+ gdk_wm_protocols_filter,
+ NULL);
+}
+
+static void
+_gdk_input_init (GdkDisplay *display)
+{
+ GdkDisplayX11 *display_x11;
+ GdkDeviceManager *device_manager;
+ GdkDevice *device;
+ GList *list, *l;
+
+ display_x11 = GDK_DISPLAY_X11 (display);
+ device_manager = gdk_display_get_device_manager (display);
+
+ /* For backwards compatibility, just add
+ * floating devices that are not keyboards.
+ */
+ list = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_FLOATING);
+
+ for (l = list; l; l = l->next)
+ {
+ device = l->data;
+
+ if (device->source == GDK_SOURCE_KEYBOARD)
+ continue;
+
+ display_x11->input_devices = g_list_prepend (display_x11->input_devices,
+ g_object_ref (l->data));
+ }
+
+ g_list_free (list);
+
+ /* Now set "core" pointer to the first
+ * master device that is a pointer.
+ */
+ list = gdk_device_manager_list_devices (device_manager, GDK_DEVICE_TYPE_MASTER);
+
+ for (l = list; l; l = l->next)
+ {
+ device = list->data;
+
+ if (device->source != GDK_SOURCE_MOUSE)
+ continue;
+
+ display->core_pointer = device;
+ break;
+ }
+
+ /* Add the core pointer to the devices list */
+ display_x11->input_devices = g_list_prepend (display_x11->input_devices,
+ g_object_ref (display->core_pointer));
+
+ g_list_free (list);
+}
+
+/**
+ * gdk_display_open:
+ * @display_name: the name of the display to open
+ * @returns: a #GdkDisplay, or %NULL if the display
+ * could not be opened.
+ *
+ * Opens a display.
+ *
+ * Since: 2.2
+ */
+GdkDisplay *
+gdk_display_open (const gchar *display_name)
+{
+ Display *xdisplay;
+ GdkDisplay *display;
+ GdkDisplayX11 *display_x11;
+ GdkWindowAttr attr;
+ gint argc;
+ gchar *argv[1];
+ const char *sm_client_id;
+
+ XClassHint *class_hint;
+ gulong pid;
+ gint i;
+ gint ignore;
+ gint maj, min;
+
+ xdisplay = XOpenDisplay (display_name);
+ if (!xdisplay)
+ return NULL;
+
+ display = g_object_new (GDK_TYPE_DISPLAY_X11, NULL);
+ display_x11 = GDK_DISPLAY_X11 (display);
+
+ display_x11->xdisplay = xdisplay;
+
+#ifdef HAVE_X11R6
+ /* Set up handlers for Xlib internal connections */
+ XAddConnectionWatch (xdisplay, gdk_internal_connection_watch, NULL);
+#endif /* HAVE_X11R6 */
+
+ _gdk_x11_precache_atoms (display, precache_atoms, G_N_ELEMENTS (precache_atoms));
+
+ /* RandR must be initialized before we initialize the screens */
+ display_x11->have_randr13 = FALSE;
+#ifdef HAVE_RANDR
+ if (XRRQueryExtension (display_x11->xdisplay,
+ &display_x11->xrandr_event_base, &ignore))
+ {
+ int major, minor;
+
+ XRRQueryVersion (display_x11->xdisplay, &major, &minor);
+
+ if ((major == 1 && minor >= 3) || major > 1)
+ display_x11->have_randr13 = TRUE;
+
+ gdk_x11_register_standard_event_type (display, display_x11->xrandr_event_base, RRNumberEvents);
+ }
+#endif
+
+ /* initialize the display's screens */
+ display_x11->screens = g_new (GdkScreen *, ScreenCount (display_x11->xdisplay));
+ for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
+ display_x11->screens[i] = _gdk_x11_screen_new (display, i);
+
+ /* We need to initialize events after we have the screen
+ * structures in places
+ */
+ for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
+ _gdk_screen_x11_events_init (display_x11->screens[i]);
+
+ /*set the default screen */
+ display_x11->default_screen = display_x11->screens[DefaultScreen (display_x11->xdisplay)];
+
+ display->device_manager = _gdk_device_manager_new (display);
+
+ _gdk_event_init (display);
+
+ attr.window_type = GDK_WINDOW_TOPLEVEL;
+ attr.wclass = GDK_INPUT_OUTPUT;
+ attr.x = 10;
+ attr.y = 10;
+ attr.width = 10;
+ attr.height = 10;
+ attr.event_mask = 0;
+
+ display_x11->leader_gdk_window = gdk_window_new (GDK_SCREEN_X11 (display_x11->default_screen)->root_window,
+ &attr, GDK_WA_X | GDK_WA_Y);
+ (_gdk_x11_window_get_toplevel (display_x11->leader_gdk_window))->is_leader = TRUE;
+
+ display_x11->leader_window = GDK_WINDOW_XID (display_x11->leader_gdk_window);
+
+ display_x11->leader_window_title_set = FALSE;
+
+#ifdef HAVE_XFIXES
+ if (XFixesQueryExtension (display_x11->xdisplay,
+ &display_x11->xfixes_event_base,
+ &ignore))
+ {
+ display_x11->have_xfixes = TRUE;
+
+ gdk_x11_register_standard_event_type (display,
+ display_x11->xfixes_event_base,
+ XFixesNumberEvents);
+ }
+ else
+#endif
+ display_x11->have_xfixes = FALSE;
+
+#ifdef HAVE_XCOMPOSITE
+ if (XCompositeQueryExtension (display_x11->xdisplay,
+ &ignore, &ignore))
+ {
+ int major, minor;
+
+ XCompositeQueryVersion (display_x11->xdisplay, &major, &minor);
+
+ /* Prior to Composite version 0.4, composited windows clipped their
+ * parents, so you had to use IncludeInferiors to draw to the parent
+ * This isn't useful for our purposes, so require 0.4
+ */
+ display_x11->have_xcomposite = major > 0 || (major == 0 && minor >= 4);
+ }
+ else
+#endif
+ display_x11->have_xcomposite = FALSE;
+
+#ifdef HAVE_XDAMAGE
+ if (XDamageQueryExtension (display_x11->xdisplay,
+ &display_x11->xdamage_event_base,
+ &ignore))
+ {
+ display_x11->have_xdamage = TRUE;
+
+ gdk_x11_register_standard_event_type (display,
+ display_x11->xdamage_event_base,
+ XDamageNumberEvents);
+ }
+ else
+#endif
+ display_x11->have_xdamage = FALSE;
+
+ display_x11->have_shapes = FALSE;
+ display_x11->have_input_shapes = FALSE;
+
+ if (XShapeQueryExtension (GDK_DISPLAY_XDISPLAY (display), &display_x11->shape_event_base, &ignore))
+ {
+ display_x11->have_shapes = TRUE;
+#ifdef ShapeInput
+ if (XShapeQueryVersion (GDK_DISPLAY_XDISPLAY (display), &maj, &min))
+ display_x11->have_input_shapes = (maj == 1 && min >= 1);
+#endif
+ }
+
+ display_x11->trusted_client = TRUE;
+ {
+ Window root, child;
+ int rootx, rooty, winx, winy;
+ unsigned int xmask;
+
+ gdk_error_trap_push ();
+ XQueryPointer (display_x11->xdisplay,
+ GDK_SCREEN_X11 (display_x11->default_screen)->xroot_window,
+ &root, &child, &rootx, &rooty, &winx, &winy, &xmask);
+ if (G_UNLIKELY (gdk_error_trap_pop () == BadWindow))
+ {
+ g_warning ("Connection to display %s appears to be untrusted. Pointer and keyboard grabs and inter-client communication may not work as expected.", gdk_display_get_name (display));
+ display_x11->trusted_client = FALSE;
+ }
+ }
+
+ if (_gdk_synchronize)
+ XSynchronize (display_x11->xdisplay, True);
+
+ class_hint = XAllocClassHint();
+ class_hint->res_name = g_get_prgname ();
+
+ class_hint->res_class = (char *)gdk_get_program_class ();
+
+ /* XmbSetWMProperties sets the RESOURCE_NAME environment variable
+ * from argv[0], so we just synthesize an argument array here.
+ */
+ argc = 1;
+ argv[0] = g_get_prgname ();
+
+ XmbSetWMProperties (display_x11->xdisplay,
+ display_x11->leader_window,
+ NULL, NULL, argv, argc, NULL, NULL,
+ class_hint);
+ XFree (class_hint);
+
+ sm_client_id = _gdk_get_sm_client_id ();
+ if (sm_client_id)
+ _gdk_windowing_display_set_sm_client_id (display, sm_client_id);
+
+ pid = getpid ();
+ XChangeProperty (display_x11->xdisplay,
+ display_x11->leader_window,
+ gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_PID"),
+ XA_CARDINAL, 32, PropModeReplace, (guchar *) & pid, 1);
+
+ /* We don't yet know a valid time. */
+ display_x11->user_time = 0;
+
+#ifdef HAVE_XKB
+ {
+ gint xkb_major = XkbMajorVersion;
+ gint xkb_minor = XkbMinorVersion;
+ if (XkbLibraryVersion (&xkb_major, &xkb_minor))
+ {
+ xkb_major = XkbMajorVersion;
+ xkb_minor = XkbMinorVersion;
+
+ if (XkbQueryExtension (display_x11->xdisplay,
+ NULL, &display_x11->xkb_event_type, NULL,
+ &xkb_major, &xkb_minor))
+ {
+ Bool detectable_autorepeat_supported;
+
+ display_x11->use_xkb = TRUE;
+
+ XkbSelectEvents (display_x11->xdisplay,
+ XkbUseCoreKbd,
+ XkbNewKeyboardNotifyMask | XkbMapNotifyMask | XkbStateNotifyMask,
+ XkbNewKeyboardNotifyMask | XkbMapNotifyMask | XkbStateNotifyMask);
+
+ /* keep this in sync with _gdk_keymap_state_changed() */
+ XkbSelectEventDetails (display_x11->xdisplay,
+ XkbUseCoreKbd, XkbStateNotify,
+ XkbAllStateComponentsMask,
+ XkbGroupLockMask|XkbModifierLockMask);
+
+ XkbSetDetectableAutoRepeat (display_x11->xdisplay,
+ True,
+ &detectable_autorepeat_supported);
+
+ GDK_NOTE (MISC, g_message ("Detectable autorepeat %s.",
+ detectable_autorepeat_supported ?
+ "supported" : "not supported"));
+
+ display_x11->have_xkb_autorepeat = detectable_autorepeat_supported;
+ }
+ }
+ }
+#endif
+
+ display_x11->use_sync = FALSE;
+#ifdef HAVE_XSYNC
+ {
+ int major, minor;
+ int error_base, event_base;
+
+ if (XSyncQueryExtension (display_x11->xdisplay,
+ &event_base, &error_base) &&
+ XSyncInitialize (display_x11->xdisplay,
+ &major, &minor))
+ display_x11->use_sync = TRUE;
+ }
+#endif
+
+ _gdk_input_init (display);
+ _gdk_dnd_init (display);
+
+ for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
+ _gdk_x11_screen_setup (display_x11->screens[i]);
+
+ g_signal_emit_by_name (display, "opened");
+ g_signal_emit_by_name (gdk_display_manager_get (), "display-opened", display);
+
+ return display;
+}
+
+#ifdef HAVE_X11R6
+/*
+ * XLib internal connection handling
+ */
+typedef struct _GdkInternalConnection GdkInternalConnection;
+
+struct _GdkInternalConnection
+{
+ gint fd;
+ GSource *source;
+ Display *display;
+};
+
+static gboolean
+process_internal_connection (GIOChannel *gioc,
+ GIOCondition cond,
+ gpointer data)
+{
+ GdkInternalConnection *connection = (GdkInternalConnection *)data;
+
+ GDK_THREADS_ENTER ();
+
+ XProcessInternalConnection ((Display*)connection->display, connection->fd);
+
+ GDK_THREADS_LEAVE ();
+
+ return TRUE;
+}
+
+gulong
+_gdk_windowing_window_get_next_serial (GdkDisplay *display)
+{
+ return NextRequest (GDK_DISPLAY_XDISPLAY (display));
+}
+
+
+static GdkInternalConnection *
+gdk_add_connection_handler (Display *display,
+ guint fd)
+{
+ GIOChannel *io_channel;
+ GdkInternalConnection *connection;
+
+ connection = g_new (GdkInternalConnection, 1);
+
+ connection->fd = fd;
+ connection->display = display;
+
+ io_channel = g_io_channel_unix_new (fd);
+
+ connection->source = g_io_create_watch (io_channel, G_IO_IN);
+ g_source_set_callback (connection->source,
+ (GSourceFunc)process_internal_connection, connection, NULL);
+ g_source_attach (connection->source, NULL);
+
+ g_io_channel_unref (io_channel);
+
+ return connection;
+}
+
+static void
+gdk_remove_connection_handler (GdkInternalConnection *connection)
+{
+ g_source_destroy (connection->source);
+ g_free (connection);
+}
+
+static void
+gdk_internal_connection_watch (Display *display,
+ XPointer arg,
+ gint fd,
+ gboolean opening,
+ XPointer *watch_data)
+{
+ if (opening)
+ *watch_data = (XPointer)gdk_add_connection_handler (display, fd);
+ else
+ gdk_remove_connection_handler ((GdkInternalConnection *)*watch_data);
+}
+#endif /* HAVE_X11R6 */
+
+/**
+ * gdk_display_get_name:
+ * @display: a #GdkDisplay
+ *
+ * Gets the name of the display.
+ *
+ * Returns: a string representing the display name. This string is owned
+ * by GDK and should not be modified or freed.
+ *
+ * Since: 2.2
+ */
+G_CONST_RETURN gchar *
+gdk_display_get_name (GdkDisplay *display)
+{
+ g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
+
+ return (gchar *) DisplayString (GDK_DISPLAY_X11 (display)->xdisplay);
+}
+
+/**
+ * gdk_display_get_n_screens:
+ * @display: a #GdkDisplay
+ *
+ * Gets the number of screen managed by the @display.
+ *
+ * Returns: number of screens.
+ *
+ * Since: 2.2
+ */
+gint
+gdk_display_get_n_screens (GdkDisplay *display)
+{
+ g_return_val_if_fail (GDK_IS_DISPLAY (display), 0);
+
+ return ScreenCount (GDK_DISPLAY_X11 (display)->xdisplay);
+}
+
+/**
+ * gdk_display_get_screen:
+ * @display: a #GdkDisplay
+ * @screen_num: the screen number
+ *
+ * Returns a screen object for one of the screens of the display.
+ *
+ * Returns: the #GdkScreen object
+ *
+ * Since: 2.2
+ */
+GdkScreen *
+gdk_display_get_screen (GdkDisplay *display,
+ gint screen_num)
+{
+ g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
+ g_return_val_if_fail (ScreenCount (GDK_DISPLAY_X11 (display)->xdisplay) > screen_num, NULL);
+
+ return GDK_DISPLAY_X11 (display)->screens[screen_num];
+}
+
+/**
+ * gdk_display_get_default_screen:
+ * @display: a #GdkDisplay
+ *
+ * Get the default #GdkScreen for @display.
+ *
+ * Returns: the default #GdkScreen object for @display
+ *
+ * Since: 2.2
+ */
+GdkScreen *
+gdk_display_get_default_screen (GdkDisplay *display)
+{
+ g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
+
+ return GDK_DISPLAY_X11 (display)->default_screen;
+}
+
+gboolean
+_gdk_x11_display_is_root_window (GdkDisplay *display,
+ Window xroot_window)
+{
+ GdkDisplayX11 *display_x11;
+ gint i;
+
+ g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
+
+ display_x11 = GDK_DISPLAY_X11 (display);
+
+ for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
+ {
+ if (GDK_SCREEN_XROOTWIN (display_x11->screens[i]) == xroot_window)
+ return TRUE;
+ }
+ return FALSE;
+}
+
+struct XPointerUngrabInfo {
+ GdkDisplay *display;
+ guint32 time;
+};
static void
-gdk_remove_connection_handler (GdkInternalConnection *connection)
+device_ungrab_callback (GdkDisplay *display,
+ gpointer data,
+ gulong serial)
{
- g_source_destroy (connection->source);
- g_free (connection);
+ GdkDevice *device = data;
+
+ _gdk_display_device_grab_update (display, device, serial);
+}
+
+
+#define XSERVER_TIME_IS_LATER(time1, time2) \
+ ( (( time1 > time2 ) && ( time1 - time2 < ((guint32)-1)/2 )) || \
+ (( time1 < time2 ) && ( time2 - time1 > ((guint32)-1)/2 )) \
+ )
+
+/**
+ * gdk_device_ungrab:
+ * @device: a #GdkDevice
+ * @time_: a timestap (e.g. %GDK_CURRENT_TIME).
+ *
+ * Release any grab on @device.
+ *
+ * Since: 3.0
+ */
+void
+gdk_device_ungrab (GdkDevice *device,
+ guint32 time_)
+{
+ GdkDisplay *display;
+ Display *xdisplay;
+ GdkDeviceGrabInfo *grab;
+ unsigned long serial;
+
+ g_return_if_fail (GDK_IS_DEVICE (device));
+
+ display = gdk_device_get_display (device);
+ xdisplay = GDK_DISPLAY_XDISPLAY (display);
+
+ serial = NextRequest (xdisplay);
+
+ GDK_DEVICE_GET_CLASS (device)->ungrab (device, time_);
+ XFlush (xdisplay);
+
+ grab = _gdk_display_get_last_device_grab (display, device);
+ if (grab &&
+ (time_ == GDK_CURRENT_TIME ||
+ grab->time == GDK_CURRENT_TIME ||
+ !XSERVER_TIME_IS_LATER (grab->time, time_)))
+ {
+ grab->serial_end = serial;
+ _gdk_x11_roundtrip_async (display,
+ device_ungrab_callback,
+ device);
+ }
+}
+
+/**
+ * gdk_display_beep:
+ * @display: a #GdkDisplay
+ *
+ * Emits a short beep on @display
+ *
+ * Since: 2.2
+ */
+void
+gdk_display_beep (GdkDisplay *display)
+{
+ g_return_if_fail (GDK_IS_DISPLAY (display));
+
+#ifdef HAVE_XKB
+ XkbBell (GDK_DISPLAY_XDISPLAY (display), None, 0, None);
+#else
+ XBell (GDK_DISPLAY_XDISPLAY (display), 0);
+#endif
+}
+
+/**
+ * gdk_display_sync:
+ * @display: a #GdkDisplay
+ *
+ * Flushes any requests queued for the windowing system and waits until all
+ * requests have been handled. This is often used for making sure that the
+ * display is synchronized with the current state of the program. Calling
+ * gdk_display_sync() before gdk_error_trap_pop() makes sure that any errors
+ * generated from earlier requests are handled before the error trap is
+ * removed.
+ *
+ * This is most useful for X11. On windowing systems where requests are
+ * handled synchronously, this function will do nothing.
+ *
+ * Since: 2.2
+ */
+void
+gdk_display_sync (GdkDisplay *display)
+{
+ g_return_if_fail (GDK_IS_DISPLAY (display));
+
+ XSync (GDK_DISPLAY_XDISPLAY (display), False);
+}
+
+/**
+ * gdk_display_flush:
+ * @display: a #GdkDisplay
+ *
+ * Flushes any requests queued for the windowing system; this happens automatically
+ * when the main loop blocks waiting for new events, but if your application
+ * is drawing without returning control to the main loop, you may need
+ * to call this function explicitely. A common case where this function
+ * needs to be called is when an application is executing drawing commands
+ * from a thread other than the thread where the main loop is running.
+ *
+ * This is most useful for X11. On windowing systems where requests are
+ * handled synchronously, this function will do nothing.
+ *
+ * Since: 2.4
+ */
+void
+gdk_display_flush (GdkDisplay *display)
+{
+ g_return_if_fail (GDK_IS_DISPLAY (display));
+
+ if (!display->closed)
+ XFlush (GDK_DISPLAY_XDISPLAY (display));
+}
+
+/**
+ * gdk_display_get_default_group:
+ * @display: a #GdkDisplay
+ *
+ * Returns the default group leader window for all toplevel windows
+ * on @display. This window is implicitly created by GDK.
+ * See gdk_window_set_group().
+ *
+ * Return value: The default group leader window for @display
+ *
+ * Since: 2.4
+ **/
+GdkWindow *
+gdk_display_get_default_group (GdkDisplay *display)
+{
+ g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
+
+ return GDK_DISPLAY_X11 (display)->leader_gdk_window;
+}
+
+/**
+ * gdk_x11_display_grab:
+ * @display: a #GdkDisplay
+ *
+ * Call XGrabServer() on @display.
+ * To ungrab the display again, use gdk_x11_display_ungrab().
+ *
+ * gdk_x11_display_grab()/gdk_x11_display_ungrab() calls can be nested.
+ *
+ * Since: 2.2
+ **/
+void
+gdk_x11_display_grab (GdkDisplay *display)
+{
+ GdkDisplayX11 *display_x11;
+
+ g_return_if_fail (GDK_IS_DISPLAY (display));
+
+ display_x11 = GDK_DISPLAY_X11 (display);
+
+ if (display_x11->grab_count == 0)
+ XGrabServer (display_x11->xdisplay);
+ display_x11->grab_count++;
+}
+
+/**
+ * gdk_x11_display_ungrab:
+ * @display: a #GdkDisplay
+ *
+ * Ungrab @display after it has been grabbed with
+ * gdk_x11_display_grab().
+ *
+ * Since: 2.2
+ **/
+void
+gdk_x11_display_ungrab (GdkDisplay *display)
+{
+ GdkDisplayX11 *display_x11;
+
+ g_return_if_fail (GDK_IS_DISPLAY (display));
+
+ display_x11 = GDK_DISPLAY_X11 (display);;
+ g_return_if_fail (display_x11->grab_count > 0);
+
+ display_x11->grab_count--;
+ if (display_x11->grab_count == 0)
+ {
+ XUngrabServer (display_x11->xdisplay);
+ XFlush (display_x11->xdisplay);
+ }
+}
+
+static void
+gdk_display_x11_dispose (GObject *object)
+{
+ GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (object);
+ gint i;
+
+ g_list_foreach (display_x11->input_devices, (GFunc) g_object_run_dispose, NULL);
+
+ for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
+ _gdk_screen_close (display_x11->screens[i]);
+
+ if (display_x11->event_source)
+ {
+ g_source_destroy (display_x11->event_source);
+ g_source_unref (display_x11->event_source);
+ display_x11->event_source = NULL;
+ }
+
+ G_OBJECT_CLASS (_gdk_display_x11_parent_class)->dispose (object);
+}
+
+static void
+gdk_display_x11_finalize (GObject *object)
+{
+ GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (object);
+ gint i;
+
+ /* Keymap */
+ if (display_x11->keymap)
+ g_object_unref (display_x11->keymap);
+
+ /* Free motif Dnd */
+ if (display_x11->motif_target_lists)
+ {
+ for (i = 0; i < display_x11->motif_n_target_lists; i++)
+ g_list_free (display_x11->motif_target_lists[i]);
+ g_free (display_x11->motif_target_lists);
+ }
+
+ _gdk_x11_cursor_display_finalize (GDK_DISPLAY_OBJECT(display_x11));
+
+ /* Atom Hashtable */
+ g_hash_table_destroy (display_x11->atom_from_virtual);
+ g_hash_table_destroy (display_x11->atom_to_virtual);
+
+ /* Leader Window */
+ XDestroyWindow (display_x11->xdisplay, display_x11->leader_window);
+
+ /* list of filters for client messages */
+ g_list_foreach (display_x11->client_filters, (GFunc) g_free, NULL);
+ g_list_free (display_x11->client_filters);
+
+ /* List of event window extraction functions */
+ g_slist_foreach (display_x11->event_types, (GFunc)g_free, NULL);
+ g_slist_free (display_x11->event_types);
+
+ /* input GdkDevice list */
+ g_list_foreach (display_x11->input_devices, (GFunc) g_object_unref, NULL);
+ g_list_free (display_x11->input_devices);
+
+ /* input GdkWindow list */
+ g_list_foreach (display_x11->input_windows, (GFunc) g_free, NULL);
+ g_list_free (display_x11->input_windows);
+
+ /* Free all GdkScreens */
+ for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
+ g_object_unref (display_x11->screens[i]);
+ g_free (display_x11->screens);
+
+ g_free (display_x11->startup_notification_id);
+
+ /* X ID hashtable */
+ g_hash_table_destroy (display_x11->xid_ht);
+
+ XCloseDisplay (display_x11->xdisplay);
+
+ /* error traps */
+ while (display_x11->error_traps != NULL)
+ {
+ GdkErrorTrap *trap = display_x11->error_traps->data;
+
+ display_x11->error_traps =
+ g_slist_delete_link (display_x11->error_traps,
+ display_x11->error_traps);
+
+ if (trap->end_sequence == 0)
+ g_warning ("Display finalized with an unpopped error trap");
+
+ g_slice_free (GdkErrorTrap, trap);
+ }
+
+ G_OBJECT_CLASS (_gdk_display_x11_parent_class)->finalize (object);
}
-static void
-gdk_internal_connection_watch (Display *display,
- XPointer arg,
- gint fd,
- gboolean opening,
- XPointer *watch_data)
+/**
+ * gdk_x11_lookup_xdisplay:
+ * @xdisplay: a pointer to an X Display
+ *
+ * Find the #GdkDisplay corresponding to @display, if any exists.
+ *
+ * Return value: the #GdkDisplay, if found, otherwise %NULL.
+ *
+ * Since: 2.2
+ **/
+GdkDisplay *
+gdk_x11_lookup_xdisplay (Display *xdisplay)
{
- if (opening)
- *watch_data = (XPointer)gdk_add_connection_handler (display, fd);
- else
- gdk_remove_connection_handler ((GdkInternalConnection *)*watch_data);
+ GSList *tmp_list;
+
+ for (tmp_list = _gdk_displays; tmp_list; tmp_list = tmp_list->next)
+ {
+ if (GDK_DISPLAY_XDISPLAY (tmp_list->data) == xdisplay)
+ return tmp_list->data;
+ }
+
+ return NULL;
}
-#endif /* HAVE_X11R6 */
/**
- * gdk_display_get_name:
+ * _gdk_x11_display_screen_for_xrootwin:
* @display: a #GdkDisplay
- *
- * Gets the name of the display.
+ * @xrootwin: window ID for one of of the screen's of the display.
*
- * Returns: a string representing the display name. This string is owned
- * by GDK and should not be modified or freed.
+ * Given the root window ID of one of the screen's of a #GdkDisplay,
+ * finds the screen.
*
+ * Return value: the #GdkScreen corresponding to @xrootwin, or %NULL.
+ **/
+GdkScreen *
+_gdk_x11_display_screen_for_xrootwin (GdkDisplay *display,
+ Window xrootwin)
+{
+ gint i;
+
+ for (i = 0; i < ScreenCount (GDK_DISPLAY_X11 (display)->xdisplay); i++)
+ {
+ GdkScreen *screen = gdk_display_get_screen (display, i);
+ if (GDK_SCREEN_XROOTWIN (screen) == xrootwin)
+ return screen;
+ }
+
+ return NULL;
+}
+
+/**
+ * gdk_x11_display_get_xdisplay:
+ * @display: a #GdkDisplay
+ * @returns: an X display.
+ *
+ * Returns the X display of a #GdkDisplay.
+ *
* Since: 2.2
*/
-G_CONST_RETURN gchar *
-gdk_display_get_name (GdkDisplay * display)
+Display *
+gdk_x11_display_get_xdisplay (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
+ return GDK_DISPLAY_X11 (display)->xdisplay;
+}
+
+void
+_gdk_windowing_set_default_display (GdkDisplay *display)
+{
+ GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
+ const gchar *startup_id;
- return (gchar *) DisplayString (GDK_DISPLAY_X11 (display)->xdisplay);
+ if (!display)
+ return;
+
+ g_free (display_x11->startup_notification_id);
+ display_x11->startup_notification_id = NULL;
+
+ startup_id = g_getenv ("DESKTOP_STARTUP_ID");
+ if (startup_id && *startup_id != '\0')
+ {
+ if (!g_utf8_validate (startup_id, -1, NULL))
+ g_warning ("DESKTOP_STARTUP_ID contains invalid UTF-8");
+ else
+ gdk_x11_display_set_startup_notification_id (display, startup_id);
+
+ /* Clear the environment variable so it won't be inherited by
+ * child processes and confuse things.
+ */
+ g_unsetenv ("DESKTOP_STARTUP_ID");
+ }
+}
+
+static void
+broadcast_xmessage (GdkDisplay *display,
+ const char *message_type,
+ const char *message_type_begin,
+ const char *message)
+{
+ Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
+ GdkScreen *screen = gdk_display_get_default_screen (display);
+ GdkWindow *root_window = gdk_screen_get_root_window (screen);
+ Window xroot_window = GDK_WINDOW_XID (root_window);
+
+ Atom type_atom;
+ Atom type_atom_begin;
+ Window xwindow;
+
+ if (!G_LIKELY (GDK_DISPLAY_X11 (display)->trusted_client))
+ return;
+
+ {
+ XSetWindowAttributes attrs;
+
+ attrs.override_redirect = True;
+ attrs.event_mask = PropertyChangeMask | StructureNotifyMask;
+
+ xwindow =
+ XCreateWindow (xdisplay,
+ xroot_window,
+ -100, -100, 1, 1,
+ 0,
+ CopyFromParent,
+ CopyFromParent,
+ (Visual *)CopyFromParent,
+ CWOverrideRedirect | CWEventMask,
+ &attrs);
+ }
+
+ type_atom = gdk_x11_get_xatom_by_name_for_display (display,
+ message_type);
+ type_atom_begin = gdk_x11_get_xatom_by_name_for_display (display,
+ message_type_begin);
+
+ {
+ XClientMessageEvent xclient;
+ const char *src;
+ const char *src_end;
+ char *dest;
+ char *dest_end;
+
+ memset(&xclient, 0, sizeof (xclient));
+ xclient.type = ClientMessage;
+ xclient.message_type = type_atom_begin;
+ xclient.display =xdisplay;
+ xclient.window = xwindow;
+ xclient.format = 8;
+
+ src = message;
+ src_end = message + strlen (message) + 1; /* +1 to include nul byte */
+
+ while (src != src_end)
+ {
+ dest = &xclient.data.b[0];
+ dest_end = dest + 20;
+
+ while (dest != dest_end &&
+ src != src_end)
+ {
+ *dest = *src;
+ ++dest;
+ ++src;
+ }
+
+ while (dest != dest_end)
+ {
+ *dest = 0;
+ ++dest;
+ }
+
+ XSendEvent (xdisplay,
+ xroot_window,
+ False,
+ PropertyChangeMask,
+ (XEvent *)&xclient);
+
+ xclient.message_type = type_atom;
+ }
+ }
+
+ XDestroyWindow (xdisplay, xwindow);
+ XFlush (xdisplay);
}
/**
- * gdk_display_get_n_screens:
+ * gdk_x11_display_broadcast_startup_message:
* @display: a #GdkDisplay
+ * @message_type: startup notification message type ("new", "change",
+ * or "remove")
+ * @...: a list of key/value pairs (as strings), terminated by a
+ * %NULL key. (A %NULL value for a key will cause that key to be
+ * skipped in the output.)
*
- * Gets the number of screen managed by the @display.
+ * Sends a startup notification message of type @message_type to
+ * @display.
+ *
+ * This is a convenience function for use by code that implements the
+ * freedesktop startup notification specification. Applications should
+ * not normally need to call it directly. See the <ulink
+ * url="http://standards.freedesktop.org/startup-notification-spec/startup-notification-latest.txt">Startup
+ * Notification Protocol specification</ulink> for
+ * definitions of the message types and keys that can be used.
+ *
+ * Since: 2.12
+ **/
+void
+gdk_x11_display_broadcast_startup_message (GdkDisplay *display,
+ const char *message_type,
+ ...)
+{
+ GString *message;
+ va_list ap;
+ const char *key, *value, *p;
+
+ message = g_string_new (message_type);
+ g_string_append_c (message, ':');
+
+ va_start (ap, message_type);
+ while ((key = va_arg (ap, const char *)))
+ {
+ value = va_arg (ap, const char *);
+ if (!value)
+ continue;
+
+ g_string_append_printf (message, " %s=\"", key);
+ for (p = value; *p; p++)
+ {
+ switch (*p)
+ {
+ case ' ':
+ case '"':
+ case '\\':
+ g_string_append_c (message, '\\');
+ break;
+ }
+
+ g_string_append_c (message, *p);
+ }
+ g_string_append_c (message, '\"');
+ }
+ va_end (ap);
+
+ broadcast_xmessage (display,
+ "_NET_STARTUP_INFO",
+ "_NET_STARTUP_INFO_BEGIN",
+ message->str);
+
+ g_string_free (message, TRUE);
+}
+
+/**
+ * gdk_notify_startup_complete:
*
- * Returns: number of screens.
+ * Indicates to the GUI environment that the application has finished
+ * loading. If the applications opens windows, this function is
+ * normally called after opening the application's initial set of
+ * windows.
*
+ * GTK+ will call this function automatically after opening the first
+ * #GtkWindow unless gtk_window_set_auto_startup_notification() is called
+ * to disable that feature.
+ *
* Since: 2.2
- */
-gint
-gdk_display_get_n_screens (GdkDisplay * display)
+ **/
+void
+gdk_notify_startup_complete (void)
{
- g_return_val_if_fail (GDK_IS_DISPLAY (display), 0);
+ GdkDisplay *display;
+ GdkDisplayX11 *display_x11;
+
+ display = gdk_display_get_default ();
+ if (!display)
+ return;
- return ScreenCount (GDK_DISPLAY_X11 (display)->xdisplay);
+ display_x11 = GDK_DISPLAY_X11 (display);
+
+ if (display_x11->startup_notification_id == NULL)
+ return;
+
+ gdk_notify_startup_complete_with_id (display_x11->startup_notification_id);
}
/**
- * gdk_display_get_screen:
- * @display: a #GdkDisplay
- * @screen_num: the screen number
- *
- * Returns a screen object for one of the screens of the display.
- *
- * Returns: the #GdkScreen object
+ * gdk_notify_startup_complete_with_id:
+ * @startup_id: a startup-notification identifier, for which notification
+ * process should be completed
+ *
+ * Indicates to the GUI environment that the application has finished
+ * loading, using a given identifier.
+ *
+ * GTK+ will call this function automatically for #GtkWindow with custom
+ * startup-notification identifier unless
+ * gtk_window_set_auto_startup_notification() is called to disable
+ * that feature.
*
- * Since: 2.2
- */
-GdkScreen *
-gdk_display_get_screen (GdkDisplay * display, gint screen_num)
+ * Since: 2.12
+ **/
+void
+gdk_notify_startup_complete_with_id (const gchar* startup_id)
{
- g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
- g_return_val_if_fail (ScreenCount (GDK_DISPLAY_X11 (display)->xdisplay) > screen_num, NULL);
-
- return GDK_DISPLAY_X11 (display)->screens[screen_num];
+ GdkDisplay *display;
+
+ display = gdk_display_get_default ();
+ if (!display)
+ return;
+
+ gdk_x11_display_broadcast_startup_message (display, "remove",
+ "ID", startup_id,
+ NULL);
}
/**
- * gdk_display_get_default_screen:
+ * gdk_display_supports_selection_notification:
* @display: a #GdkDisplay
- *
- * Get the default #GdkScreen for @display.
*
- * Returns: the default #GdkScreen object for @display
+ * Returns whether #GdkEventOwnerChange events will be
+ * sent when the owner of a selection changes.
+ *
+ * Return value: whether #GdkEventOwnerChange events will
+ * be sent.
*
- * Since: 2.2
- */
-GdkScreen *
-gdk_display_get_default_screen (GdkDisplay * display)
+ * Since: 2.6
+ **/
+gboolean
+gdk_display_supports_selection_notification (GdkDisplay *display)
{
- g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
-
- return GDK_DISPLAY_X11 (display)->default_screen;
-}
+ GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
-gboolean
-_gdk_x11_display_is_root_window (GdkDisplay *display,
- Window xroot_window)
-{
- GdkDisplayX11 *display_x11;
- gint i;
-
- g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
-
- display_x11 = GDK_DISPLAY_X11 (display);
-
- for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
- {
- if (GDK_SCREEN_XROOTWIN (display_x11->screens[i]) == xroot_window)
- return TRUE;
- }
- return FALSE;
+ return display_x11->have_xfixes;
}
/**
- * gdk_display_pointer_ungrab:
- * @display: a #GdkDisplay.
- * @time_: a timestap (e.g. GDK_CURRENT_TIME).
- *
- * Release any pointer grab.
+ * gdk_display_request_selection_notification:
+ * @display: a #GdkDisplay
+ * @selection: the #GdkAtom naming the selection for which
+ * ownership change notification is requested
+ *
+ * Request #GdkEventOwnerChange events for ownership changes
+ * of the selection named by the given atom.
+ *
+ * Return value: whether #GdkEventOwnerChange events will
+ * be sent.
*
- * Since: 2.2
- */
-void
-gdk_display_pointer_ungrab (GdkDisplay *display,
- guint32 time)
+ * Since: 2.6
+ **/
+gboolean
+gdk_display_request_selection_notification (GdkDisplay *display,
+ GdkAtom selection)
+
{
- Display *xdisplay;
-
- g_return_if_fail (GDK_IS_DISPLAY (display));
+#ifdef HAVE_XFIXES
+ GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
+ Atom atom;
- xdisplay = GDK_DISPLAY_XDISPLAY (display);
-
- _gdk_input_ungrab_pointer (display, time);
- XUngrabPointer (xdisplay, time);
- XFlush (xdisplay);
-
- GDK_DISPLAY_X11 (display)->pointer_xgrab_window = NULL;
+ if (display_x11->have_xfixes)
+ {
+ atom = gdk_x11_atom_to_xatom_for_display (display,
+ selection);
+ XFixesSelectSelectionInput (display_x11->xdisplay,
+ display_x11->leader_window,
+ atom,
+ XFixesSetSelectionOwnerNotifyMask |
+ XFixesSelectionWindowDestroyNotifyMask |
+ XFixesSelectionClientCloseNotifyMask);
+ return TRUE;
+ }
+ else
+#endif
+ return FALSE;
}
/**
- * gdk_display_pointer_is_grabbed:
+ * gdk_display_supports_clipboard_persistence
* @display: a #GdkDisplay
*
- * Test if the pointer is grabbed.
+ * Returns whether the speicifed display supports clipboard
+ * persistance; i.e. if it's possible to store the clipboard data after an
+ * application has quit. On X11 this checks if a clipboard daemon is
+ * running.
*
- * Returns: %TRUE if an active X pointer grab is in effect
+ * Returns: %TRUE if the display supports clipboard persistance.
*
- * Since: 2.2
+ * Since: 2.6
*/
gboolean
-gdk_display_pointer_is_grabbed (GdkDisplay * display)
+gdk_display_supports_clipboard_persistence (GdkDisplay *display)
{
- g_return_val_if_fail (GDK_IS_DISPLAY (display), TRUE);
-
- return (GDK_DISPLAY_X11 (display)->pointer_xgrab_window != NULL);
+ Atom clipboard_manager;
+
+ /* It might make sense to cache this */
+ clipboard_manager = gdk_x11_get_xatom_by_name_for_display (display, "CLIPBOARD_MANAGER");
+ return XGetSelectionOwner (GDK_DISPLAY_X11 (display)->xdisplay, clipboard_manager) != None;
}
/**
- * gdk_display_keyboard_ungrab:
- * @display: a #GdkDisplay.
- * @time_: a timestap (e.g #GDK_CURRENT_TIME).
+ * gdk_display_store_clipboard
+ * @display: a #GdkDisplay
+ * @clipboard_window: a #GdkWindow belonging to the clipboard owner
+ * @time_: a timestamp
+ * @targets: an array of targets that should be saved, or %NULL
+ * if all available targets should be saved.
+ * @n_targets: length of the @targets array
*
- * Release any keyboard grab
+ * Issues a request to the clipboard manager to store the
+ * clipboard data. On X11, this is a special program that works
+ * according to the freedesktop clipboard specification, available at
+ * <ulink url="http://www.freedesktop.org/Standards/clipboard-manager-spec">
+ * http://www.freedesktop.org/Standards/clipboard-manager-spec</ulink>.
*
- * Since: 2.2
+ * Since: 2.6
*/
void
-gdk_display_keyboard_ungrab (GdkDisplay *display,
- guint32 time)
+gdk_display_store_clipboard (GdkDisplay *display,
+ GdkWindow *clipboard_window,
+ guint32 time_,
+ const GdkAtom *targets,
+ gint n_targets)
{
- Display *xdisplay;
-
- g_return_if_fail (GDK_IS_DISPLAY (display));
+ GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
+ Atom clipboard_manager, save_targets;
+
+ g_return_if_fail (GDK_WINDOW_IS_X11 (clipboard_window));
+
+ clipboard_manager = gdk_x11_get_xatom_by_name_for_display (display, "CLIPBOARD_MANAGER");
+ save_targets = gdk_x11_get_xatom_by_name_for_display (display, "SAVE_TARGETS");
+
+ gdk_error_trap_push ();
+
+ if (XGetSelectionOwner (display_x11->xdisplay, clipboard_manager) != None)
+ {
+ Atom property_name = None;
+ Atom *xatoms;
+ int i;
+
+ if (n_targets > 0)
+ {
+ property_name = gdk_x11_atom_to_xatom_for_display (display, _gdk_selection_property);
+
+ xatoms = g_new (Atom, n_targets);
+ for (i = 0; i < n_targets; i++)
+ xatoms[i] = gdk_x11_atom_to_xatom_for_display (display, targets[i]);
+
+ XChangeProperty (display_x11->xdisplay, GDK_WINDOW_XID (clipboard_window),
+ property_name, XA_ATOM,
+ 32, PropModeReplace, (guchar *)xatoms, n_targets);
+ g_free (xatoms);
+
+ }
+
+ XConvertSelection (display_x11->xdisplay,
+ clipboard_manager, save_targets, property_name,
+ GDK_WINDOW_XID (clipboard_window), time_);
+
+ }
+ gdk_error_trap_pop_ignored ();
- xdisplay = GDK_DISPLAY_XDISPLAY (display);
-
- XUngrabKeyboard (xdisplay, time);
- XFlush (xdisplay);
-
- GDK_DISPLAY_X11 (display)->keyboard_xgrab_window = NULL;
}
/**
- * gdk_display_beep:
+ * gdk_x11_display_get_user_time:
* @display: a #GdkDisplay
*
- * Emits a short beep on @display
+ * Returns the timestamp of the last user interaction on
+ * @display. The timestamp is taken from events caused
+ * by user interaction such as key presses or pointer
+ * movements. See gdk_x11_window_set_user_time().
*
- * Since: 2.2
+ * Returns: the timestamp of the last user interaction
+ *
+ * Since: 2.8
*/
-void
-gdk_display_beep (GdkDisplay * display)
+guint32
+gdk_x11_display_get_user_time (GdkDisplay *display)
{
- g_return_if_fail (GDK_IS_DISPLAY (display));
-
- XBell (GDK_DISPLAY_XDISPLAY (display), 0);
+ return GDK_DISPLAY_X11 (display)->user_time;
}
/**
- * gdk_display_sync:
+ * gdk_display_supports_shapes:
* @display: a #GdkDisplay
*
- * Flushes any requests queued for the windowing system and waits until all
- * requests have been handled. This is often used for making sure that the
- * display is synchronized with the current state of the program. Calling
- * gdk_display_sync() before gdk_error_trap_pop() makes sure that any errors
- * generated from earlier requests are handled before the error trap is
- * removed.
+ * Returns %TRUE if gdk_window_shape_combine_mask() can
+ * be used to create shaped windows on @display.
*
- * This is most useful for X11. On windowing systems where requests are
- * handled synchronously, this function will do nothing.
+ * Returns: %TRUE if shaped windows are supported
*
- * Since: 2.2
+ * Since: 2.10
*/
-void
-gdk_display_sync (GdkDisplay * display)
+gboolean
+gdk_display_supports_shapes (GdkDisplay *display)
{
- g_return_if_fail (GDK_IS_DISPLAY (display));
-
- XSync (GDK_DISPLAY_XDISPLAY (display), False);
+ return GDK_DISPLAY_X11 (display)->have_shapes;
}
/**
- * gdk_display_flush:
+ * gdk_display_supports_input_shapes:
* @display: a #GdkDisplay
*
- * Flushes any requests queued for the windowing system; this happens automatically
- * when the main loop blocks waiting for new events, but if your application
- * is drawing without returning control to the main loop, you may need
- * to call this function explicitely. A common case where this function
- * needs to be called is when an application is executing drawing commands
- * from a thread other than the thread where the main loop is running.
+ * Returns %TRUE if gdk_window_input_shape_combine_mask() can
+ * be used to modify the input shape of windows on @display.
*
- * This is most useful for X11. On windowing systems where requests are
- * handled synchronously, this function will do nothing.
+ * Returns: %TRUE if windows with modified input shape are supported
*
- * Since: 2.4
+ * Since: 2.10
*/
-void
-gdk_display_flush (GdkDisplay *display)
+gboolean
+gdk_display_supports_input_shapes (GdkDisplay *display)
{
- g_return_if_fail (GDK_IS_DISPLAY (display));
-
- if (!display->closed)
- XFlush (GDK_DISPLAY_XDISPLAY (display));
+ return GDK_DISPLAY_X11 (display)->have_input_shapes;
}
+
/**
- * gdk_display_get_default_group:
+ * gdk_x11_display_get_startup_notification_id:
* @display: a #GdkDisplay
+ *
+ * Gets the startup notification ID for a display.
*
- * Returns the default group leader window for all toplevel windows
- * on @display. This window is implicitly created by GDK.
- * See gdk_window_set_group().
- *
- * Return value: The default group leader window for @display
+ * Returns: the startup notification ID for @display
*
- * Since: 2.4
- **/
-GdkWindow *gdk_display_get_default_group (GdkDisplay *display)
+ * Since: 2.12
+ */
+G_CONST_RETURN gchar *
+gdk_x11_display_get_startup_notification_id (GdkDisplay *display)
{
- g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
-
- return GDK_DISPLAY_X11 (display)->leader_gdk_window;
+ return GDK_DISPLAY_X11 (display)->startup_notification_id;
}
/**
- * gdk_x11_display_grab:
- * @display: a #GdkDisplay
- *
- * Call XGrabServer() on @display.
- * To ungrab the display again, use gdk_x11_display_ungrab().
+ * gdk_x11_display_set_startup_notification_id:
+ * @display: a #GdkDisplay
+ * @startup_id: the startup notification ID (must be valid utf8)
*
- * gdk_x11_display_grab()/gdk_x11_display_ungrab() calls can be nested.
+ * Sets the startup notification ID for a display.
*
- * Since: 2.2
+ * This is usually taken from the value of the DESKTOP_STARTUP_ID
+ * environment variable, but in some cases (such as the application not
+ * being launched using exec()) it can come from other sources.
+ *
+ * If the ID contains the string "_TIME" then the portion following that
+ * string is taken to be the X11 timestamp of the event that triggered
+ * the application to be launched and the GDK current event time is set
+ * accordingly.
+ *
+ * The startup ID is also what is used to signal that the startup is
+ * complete (for example, when opening a window or when calling
+ * gdk_notify_startup_complete()).
+ *
+ * Since: 3.0
**/
void
-gdk_x11_display_grab (GdkDisplay * display)
+gdk_x11_display_set_startup_notification_id (GdkDisplay *display,
+ const gchar *startup_id)
{
GdkDisplayX11 *display_x11;
-
- g_return_if_fail (GDK_IS_DISPLAY (display));
-
+ gchar *time_str;
+
display_x11 = GDK_DISPLAY_X11 (display);
-
- if (display_x11->grab_count == 0)
- XGrabServer (display_x11->xdisplay);
- display_x11->grab_count++;
+
+ g_free (display_x11->startup_notification_id);
+ display_x11->startup_notification_id = g_strdup (startup_id);
+
+ /* Find the launch time from the startup_id, if it's there. Newer spec
+ * states that the startup_id is of the form <unique>_TIME<timestamp>
+ */
+ time_str = g_strrstr (startup_id, "_TIME");
+ if (time_str != NULL)
+ {
+ gulong retval;
+ gchar *end;
+ errno = 0;
+
+ /* Skip past the "_TIME" part */
+ time_str += 5;
+
+ retval = strtoul (time_str, &end, 0);
+ if (end != time_str && errno == 0)
+ display_x11->user_time = retval;
+ }
+
+ /* Set the startup id on the leader window so it
+ * applies to all windows we create on this display
+ */
+ XChangeProperty (display_x11->xdisplay,
+ display_x11->leader_window,
+ gdk_x11_get_xatom_by_name_for_display (display, "_NET_STARTUP_ID"),
+ gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8,
+ PropModeReplace,
+ (guchar *)startup_id, strlen (startup_id));
}
/**
- * gdk_x11_display_ungrab:
+ * gdk_display_supports_composite:
* @display: a #GdkDisplay
- *
- * Ungrab @display after it has been grabbed with
- * gdk_x11_display_grab().
*
- * Since: 2.2
- **/
-void
-gdk_x11_display_ungrab (GdkDisplay * display)
+ * Returns %TRUE if gdk_window_set_composited() can be used
+ * to redirect drawing on the window using compositing.
+ *
+ * Currently this only works on X11 with XComposite and
+ * XDamage extensions available.
+ *
+ * Returns: %TRUE if windows may be composited.
+ *
+ * Since: 2.12
+ */
+gboolean
+gdk_display_supports_composite (GdkDisplay *display)
{
- GdkDisplayX11 *display_x11;
-
- g_return_if_fail (GDK_IS_DISPLAY (display));
-
- display_x11 = GDK_DISPLAY_X11 (display);;
- g_return_if_fail (display_x11->grab_count > 0);
-
- display_x11->grab_count--;
- if (display_x11->grab_count == 0)
- {
- XUngrabServer (display_x11->xdisplay);
- XFlush (display_x11->xdisplay);
- }
+ GdkDisplayX11 *x11_display = GDK_DISPLAY_X11 (display);
+
+ return x11_display->have_xcomposite &&
+ x11_display->have_xdamage &&
+ x11_display->have_xfixes;
}
-static void
-gdk_display_x11_dispose (GObject *object)
+/**
+ * gdk_display_list_devices:
+ * @display: a #GdkDisplay
+ *
+ * Returns the list of available input devices attached to @display.
+ * The list is statically allocated and should not be freed.
+ *
+ * Return value: (transfer none) (element-type GdkDevice):
+ * a list of #GdkDevice
+ *
+ * Since: 2.2
+ *
+ * Deprecated: 3.0: Use gdk_device_manager_list_devices() instead.
+ **/
+GList *
+gdk_display_list_devices (GdkDisplay *display)
{
- GdkDisplayX11 *display_x11;
- gint i;
-
- display_x11 = GDK_DISPLAY_X11 (object);
-
- for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
- _gdk_screen_close (display_x11->screens[i]);
-
- g_source_destroy (display_x11->event_source);
-
- XCloseDisplay (display_x11->xdisplay);
- display_x11->xdisplay = NULL;
+ g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
- G_OBJECT_CLASS (parent_class)->dispose (object);
+ return GDK_DISPLAY_X11 (display)->input_devices;
}
-static void
-gdk_display_x11_finalize (GObject *object)
-{
- GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (object);
- int i;
- GList *tmp;
- /* FIXME need to write GdkKeymap finalize fct
- g_object_unref (display_x11->keymap);
- */
- /* Free motif Dnd */
- if (display_x11->motif_target_lists)
- {
- for (i = 0; i < display_x11->motif_n_target_lists; i++)
- g_list_free (display_x11->motif_target_lists[i]);
- g_free (display_x11->motif_target_lists);
- }
-
- /* Atom Hashtable */
- g_hash_table_destroy (display_x11->atom_from_virtual);
- g_hash_table_destroy (display_x11->atom_to_virtual);
- /* Leader Window */
- XDestroyWindow (display_x11->xdisplay, display_x11->leader_window);
- /* list of filters for client messages */
- g_list_free (display_x11->client_filters);
- /* List of event window extraction functions */
- g_slist_foreach (display_x11->event_types, (GFunc)g_free, NULL);
- g_slist_free (display_x11->event_types);
- /* X ID hashtable */
- g_hash_table_destroy (display_x11->xid_ht);
- /* input GdkDevice list */
- /* FIXME need to write finalize fct */
- for (tmp = display_x11->input_devices; tmp; tmp = tmp->next)
- g_object_unref (tmp->data);
- g_list_free (display_x11->input_devices);
- /* input GdkWindow list */
- for (tmp = display_x11->input_windows; tmp; tmp = tmp->next)
- g_object_unref (tmp->data);
- g_list_free (display_x11->input_windows);
- /* Free all GdkScreens */
- for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)
- g_object_unref (display_x11->screens[i]);
- g_free (display_x11->screens);
- g_free (display_x11->startup_notification_id);
-
- G_OBJECT_CLASS (parent_class)->finalize (object);
+/**
+ * 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);
}
/**
- * gdk_x11_lookup_xdisplay:
- * @xdisplay: a pointer to an X Display
- *
- * Find the #GdkDisplay corresponding to @display, if any exists.
- *
- * Return value: the #GdkDisplay, if found, otherwise %NULL.
+ * gdk_display_add_client_message_filter:
+ * @display: a #GdkDisplay for which this message filter applies
+ * @message_type: the type of ClientMessage events to receive.
+ * This will be checked against the @message_type field
+ * of the XClientMessage event struct.
+ * @func: the function to call to process the event.
+ * @data: user data to pass to @func.
+ *
+ * Adds a filter to be called when X ClientMessage events are received.
+ * See gdk_window_add_filter() if you are interested in filtering other
+ * types of events.
*
* Since: 2.2
**/
-GdkDisplay *
-gdk_x11_lookup_xdisplay (Display *xdisplay)
+void
+gdk_display_add_client_message_filter (GdkDisplay *display,
+ GdkAtom message_type,
+ GdkFilterFunc func,
+ gpointer data)
{
- GSList *tmp_list;
+ GdkClientFilter *filter;
+ g_return_if_fail (GDK_IS_DISPLAY (display));
+ filter = g_new (GdkClientFilter, 1);
- for (tmp_list = _gdk_displays; tmp_list; tmp_list = tmp_list->next)
- {
- if (GDK_DISPLAY_XDISPLAY (tmp_list->data) == xdisplay)
- return tmp_list->data;
- }
-
- return NULL;
+ filter->type = message_type;
+ filter->function = func;
+ filter->data = data;
+
+ GDK_DISPLAY_X11(display)->client_filters =
+ g_list_append (GDK_DISPLAY_X11 (display)->client_filters,
+ filter);
}
/**
- * _gdk_x11_display_screen_for_xrootwin:
- * @display: a #Display
- * @xrootwin: window ID for one of of the screen's of the display.
- *
- * Given the root window ID of one of the screen's of a #GdkDisplay,
- * finds the screen.
- *
- * Return value: the #GdkScreen corresponding to @xrootwin, or %NULL.
+ * gdk_add_client_message_filter:
+ * @message_type: the type of ClientMessage events to receive. This will be
+ * checked against the <structfield>message_type</structfield> field of the
+ * XClientMessage event struct.
+ * @func: the function to call to process the event.
+ * @data: user data to pass to @func.
+ *
+ * Adds a filter to the default display to be called when X ClientMessage events
+ * are received. See gdk_display_add_client_message_filter().
**/
-GdkScreen *
-_gdk_x11_display_screen_for_xrootwin (GdkDisplay *display,
- Window xrootwin)
+void
+gdk_add_client_message_filter (GdkAtom message_type,
+ GdkFilterFunc func,
+ gpointer data)
+{
+ gdk_display_add_client_message_filter (gdk_display_get_default (),
+ message_type, func, data);
+}
+
+/*
+ *--------------------------------------------------------------
+ * 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)
{
- gint n_screens, i;
+ GSList *tmp_list = _gdk_displays;
- n_screens = gdk_display_get_n_screens (display);
- for (i = 0; i < n_screens; i++)
+ while (tmp_list)
{
- GdkScreen *screen = gdk_display_get_screen (display, i);
- if (GDK_SCREEN_XROOTWIN (screen) == xrootwin)
- return screen;
+ XSync (GDK_DISPLAY_XDISPLAY (tmp_list->data), False);
+ tmp_list = tmp_list->next;
}
-
- return NULL;
}
/**
- * gdk_x11_display_get_xdisplay:
+ * gdk_x11_register_standard_event_type:
* @display: a #GdkDisplay
- * @returns: an X display.
+ * @event_base: first event type code to register
+ * @n_events: number of event type codes to register
*
- * Returns the X display of a #GdkDisplay.
+ * 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).
*
- * Since: 2.2
- */
-Display *
-gdk_x11_display_get_xdisplay (GdkDisplay *display)
+ * 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)
{
- return GDK_DISPLAY_X11 (display)->xdisplay;
+ 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);
}
+/* compare X sequence numbers handling wraparound */
+#define SEQUENCE_COMPARE(a,op,b) (((long) (a) - (long) (b)) op 0)
+
+/* delivers an error event from the error handler in gdkmain-x11.c */
void
-_gdk_windowing_set_default_display (GdkDisplay *display)
+_gdk_x11_display_error_event (GdkDisplay *display,
+ XErrorEvent *error)
{
- GdkDisplayX11 *display_x11 = GDK_DISPLAY_X11 (display);
- const gchar *startup_id;
-
- if (display)
- gdk_display = GDK_DISPLAY_XDISPLAY (display);
- else
- gdk_display = NULL;
+ GdkDisplayX11 *display_x11;
+ GSList *tmp_list;
+ gboolean ignore;
- g_free (display_x11->startup_notification_id);
- display_x11->startup_notification_id = NULL;
-
- startup_id = g_getenv ("DESKTOP_STARTUP_ID");
- if (startup_id && *startup_id != '\0')
+ display_x11 = GDK_DISPLAY_X11 (display);
+
+ ignore = FALSE;
+ for (tmp_list = display_x11->error_traps;
+ tmp_list != NULL;
+ tmp_list = tmp_list->next)
{
- if (!g_utf8_validate (startup_id, -1, NULL))
- g_warning ("DESKTOP_STARTUP_ID contains invalid UTF-8");
- else
- display_x11->startup_notification_id = g_strdup (startup_id);
-
- /* Clear the environment variable so it won't be inherited by
- * child processes and confuse things.
- */
- g_unsetenv ("DESKTOP_STARTUP_ID");
+ GdkErrorTrap *trap;
- /* Set the startup id on the leader window so it
- * applies to all windows we create on this display
- */
- XChangeProperty (display_x11->xdisplay,
- display_x11->leader_window,
- gdk_x11_get_xatom_by_name_for_display (display, "_NET_STARTUP_ID"),
- gdk_x11_get_xatom_by_name_for_display (display, "UTF8_STRING"), 8,
- PropModeReplace,
- startup_id, strlen (startup_id));
+ trap = tmp_list->data;
+
+ if (SEQUENCE_COMPARE (trap->start_sequence, <=, error->serial) &&
+ (trap->end_sequence == 0 ||
+ SEQUENCE_COMPARE (trap->end_sequence, >, error->serial)))
+ {
+ ignore = TRUE;
+ trap->error_code = error->error_code;
+ break; /* only innermost trap gets the error code */
+ }
+ }
+
+ if (!ignore)
+ {
+ gchar buf[64];
+ gchar *msg;
+
+ XGetErrorText (display_x11->xdisplay, error->error_code, buf, 63);
+
+ msg =
+ g_strdup_printf ("The program '%s' received an X Window System error.\n"
+ "This probably reflects a bug in the program.\n"
+ "The error was '%s'.\n"
+ " (Details: serial %ld error_code %d request_code %d minor_code %d)\n"
+ " (Note to programmers: normally, X errors are reported asynchronously;\n"
+ " that is, you will receive the error a while after causing it.\n"
+ " To debug your program, run it with the --sync command line\n"
+ " option to change this behavior. You can then get a meaningful\n"
+ " backtrace from your debugger if you break on the gdk_x_error() function.)",
+ g_get_prgname (),
+ buf,
+ error->serial,
+ error->error_code,
+ error->request_code,
+ error->minor_code);
+
+#ifdef G_ENABLE_DEBUG
+ g_error ("%s", msg);
+#else /* !G_ENABLE_DEBUG */
+ g_warning ("%s\n", msg);
+
+ exit (1);
+#endif /* G_ENABLE_DEBUG */
}
}
-char*
-escape_for_xmessage (const char *str)
+static void
+delete_outdated_error_traps (GdkDisplayX11 *display_x11)
{
- GString *retval;
- const char *p;
-
- retval = g_string_new (NULL);
+ GSList *tmp_list;
+ gulong processed_sequence;
- p = str;
- while (*p)
+ processed_sequence = XLastKnownRequestProcessed (display_x11->xdisplay);
+
+ tmp_list = display_x11->error_traps;
+ while (tmp_list != NULL)
{
- switch (*p)
+ GdkErrorTrap *trap = tmp_list->data;
+
+ if (trap->end_sequence != 0 &&
+ SEQUENCE_COMPARE (trap->end_sequence, <=, processed_sequence))
{
- case ' ':
- case '"':
- case '\\':
- g_string_append_c (retval, '\\');
- break;
- }
+ GSList *free_me = tmp_list;
- g_string_append_c (retval, *p);
- ++p;
+ tmp_list = tmp_list->next;
+ display_x11->error_traps =
+ g_slist_delete_link (display_x11->error_traps, free_me);
+ g_slice_free (GdkErrorTrap, trap);
+ }
+ else
+ {
+ tmp_list = tmp_list->next;
+ }
}
+}
+
+/**
+ * gdk_x11_display_error_trap_push:
+ * @display: a #GdkDisplay
+ *
+ * Begins a range of X requests on @display for which X error events
+ * will be ignored. Unignored errors (when no trap is pushed) will abort
+ * the application. Use gdk_x11_display_error_trap_pop() or
+ * gdk_x11_display_error_trap_pop_ignored()to lift a trap pushed
+ * with this function.
+ *
+ * See also gdk_error_trap_push() to push a trap on all displays.
+ *
+ * Since: 3.0
+ */
+void
+gdk_x11_display_error_trap_push (GdkDisplay *display)
+{
+ GdkDisplayX11 *display_x11;
+ GdkErrorTrap *trap;
+
+ display_x11 = GDK_DISPLAY_X11 (display);
+
+ delete_outdated_error_traps (display_x11);
- return g_string_free (retval, FALSE);
+ /* set up the Xlib callback to tell us about errors */
+ _gdk_x11_error_handler_push ();
+
+ trap = g_slice_new0 (GdkErrorTrap);
+
+ trap->start_sequence = XNextRequest (display_x11->xdisplay);
+ trap->error_code = Success;
+
+ display_x11->error_traps =
+ g_slist_prepend (display_x11->error_traps, trap);
}
-static void
-broadcast_xmessage (GdkDisplay *display,
- const char *message_type,
- const char *message_type_begin,
- const char *message)
+static gint
+gdk_x11_display_error_trap_pop_internal (GdkDisplay *display,
+ gboolean need_code)
{
- Display *xdisplay = GDK_DISPLAY_XDISPLAY (display);
- GdkScreen *screen = gdk_display_get_default_screen (display);
- GdkWindow *root_window = gdk_screen_get_root_window (screen);
- Window xroot_window = GDK_WINDOW_XID (root_window);
-
- Atom type_atom;
- Atom type_atom_begin;
- Window xwindow;
+ GdkDisplayX11 *display_x11;
+ GdkErrorTrap *trap;
+ GSList *tmp_list;
+ int result;
- {
- XSetWindowAttributes attrs;
+ display_x11 = GDK_DISPLAY_X11 (display);
- attrs.override_redirect = True;
- attrs.event_mask = PropertyChangeMask | StructureNotifyMask;
+ g_return_val_if_fail (display_x11->error_traps != NULL, Success);
- xwindow =
- XCreateWindow (xdisplay,
- xroot_window,
- -100, -100, 1, 1,
- 0,
- CopyFromParent,
- CopyFromParent,
- CopyFromParent,
- CWOverrideRedirect | CWEventMask,
- &attrs);
- }
+ /* Find the first trap that hasn't been popped already */
+ trap = NULL; /* quiet gcc */
+ for (tmp_list = display_x11->error_traps;
+ tmp_list != NULL;
+ tmp_list = tmp_list->next)
+ {
+ trap = tmp_list->data;
- type_atom = gdk_x11_get_xatom_by_name_for_display (display,
- message_type);
- type_atom_begin = gdk_x11_get_xatom_by_name_for_display (display,
- message_type_begin);
-
- {
- XEvent xevent;
- const char *src;
- const char *src_end;
- char *dest;
- char *dest_end;
-
- xevent.xclient.type = ClientMessage;
- xevent.xclient.message_type = type_atom_begin;
- xevent.xclient.display =xdisplay;
- xevent.xclient.window = xwindow;
- xevent.xclient.format = 8;
+ if (trap->end_sequence == 0)
+ break;
+ }
- src = message;
- src_end = message + strlen (message) + 1; /* +1 to include nul byte */
-
- while (src != src_end)
- {
- dest = &xevent.xclient.data.b[0];
- dest_end = dest + 20;
-
- while (dest != dest_end &&
- src != src_end)
- {
- *dest = *src;
- ++dest;
- ++src;
- }
+ g_return_val_if_fail (trap != NULL, Success);
+ g_assert (trap->end_sequence == 0);
- while (dest != dest_end)
- {
- *dest = 0;
- ++dest;
- }
-
- XSendEvent (xdisplay,
- xroot_window,
- False,
- PropertyChangeMask,
- &xevent);
+ /* May need to sync to fill in trap->error_code if we care about
+ * getting an error code.
+ */
+ if (need_code)
+ {
+ gulong processed_sequence;
+ gulong next_sequence;
- xevent.xclient.message_type = type_atom;
- }
- }
+ next_sequence = XNextRequest (display_x11->xdisplay);
+ processed_sequence = XLastKnownRequestProcessed (display_x11->xdisplay);
- XDestroyWindow (xdisplay, xwindow);
- XFlush (xdisplay);
+ /* If our last request was already processed, there is no point
+ * in syncing. i.e. if last request was a round trip (or even if
+ * we got an event with the serial of a non-round-trip)
+ */
+ if ((next_sequence - 1) != processed_sequence)
+ {
+ XSync (display_x11->xdisplay, False);
+ }
+
+ result = trap->error_code;
+ }
+ else
+ {
+ result = Success;
+ }
+
+ /* record end of trap, giving us a range of
+ * error sequences we'll ignore.
+ */
+ trap->end_sequence = XNextRequest (display_x11->xdisplay);
+
+ /* remove the Xlib callback */
+ _gdk_x11_error_handler_pop ();
+
+ /* we may already be outdated */
+ delete_outdated_error_traps (display_x11);
+
+ return result;
}
/**
- * gdk_notify_startup_complete:
- *
- * Indicates to the GUI environment that the application has finished
- * loading. If the applications opens windows, this function is
- * normally called after opening the application's initial set of
- * windows.
- *
- * GTK+ will call this function automatically after opening the first
- * #GtkWindow unless gtk_window_set_auto_startup_notification() is called
- * to disable that feature.
+ * gdk_x11_display_error_trap_pop:
+ * @display: the display
*
- * Since: 2.2
- **/
-void
-gdk_notify_startup_complete (void)
+ * Pops the error trap pushed by gdk_x11_display_error_trap_push().
+ * Will XSync() if necessary and will always block until
+ * the error is known to have occurred or not occurred,
+ * so the error code can be returned.
+ *
+ * If you don't need to use the return value,
+ * gdk_x11_display_error_trap_pop_ignored() would be more efficient.
+ *
+ * See gdk_error_trap_pop() for the all-displays-at-once
+ * equivalent.
+ *
+ * Since: 3.0
+ *
+ * Return value: X error code or 0 on success
+ */
+gint
+gdk_x11_display_error_trap_pop (GdkDisplay *display)
{
- GdkDisplay *display;
- GdkDisplayX11 *display_x11;
- gchar *escaped_id;
- gchar *message;
-
- display = gdk_display_get_default ();
- if (!display)
- return;
-
- display_x11 = GDK_DISPLAY_X11 (display);
-
- if (display_x11->startup_notification_id == NULL)
- return;
+ g_return_val_if_fail (GDK_IS_DISPLAY_X11 (display), Success);
- escaped_id = escape_for_xmessage (display_x11->startup_notification_id);
- message = g_strdup_printf ("remove: ID=%s", escaped_id);
- g_free (escaped_id);
+ return gdk_x11_display_error_trap_pop_internal (display, TRUE);
+}
- broadcast_xmessage (display,
- "_NET_STARTUP_INFO",
- "_NET_STARTUP_INFO_BEGIN",
- message);
+/**
+ * gdk_x11_display_error_trap_pop_ignored:
+ * @display: the display
+ *
+ * Pops the error trap pushed by gdk_x11_display_error_trap_push().
+ * Does not block to see if an error occurred; merely records the
+ * range of requests to ignore errors for, and ignores those errors
+ * if they arrive asynchronously.
+ *
+ * See gdk_error_trap_pop_ignored() for the all-displays-at-once
+ * equivalent.
+ *
+ * Since: 3.0
+ */
+void
+gdk_x11_display_error_trap_pop_ignored (GdkDisplay *display)
+{
+ g_return_if_fail (GDK_IS_DISPLAY_X11 (display));
- g_free (message);
+ gdk_x11_display_error_trap_pop_internal (display, FALSE);
}
projects / ~andy / gtk / blobdiff