static void
refcounted_grab_server (Display *xdisplay)
{
GdkDisplay *display = gdk_x11_lookup_xdisplay (xdisplay);
gdk_x11_display_grab (display);
}
/**
* mate_rr_screen_refresh
* @screen: a #MateRRScreen
* @error: location to store error, or %NULL
*
* Refreshes the screen configuration, and calls the screen's callback if it
* exists and if the screen's configuration changed.
*
* Return value: TRUE if the screen's configuration changed; otherwise, the
* function returns FALSE and a NULL error if the configuration didn't change,
* or FALSE and a non-NULL error if there was an error while refreshing the
* configuration.
*/
gboolean
mate_rr_screen_refresh (MateRRScreen *screen,
GError **error)
{
gboolean refreshed;
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
gdk_x11_display_grab (gdk_screen_get_display (screen->gdk_screen));
refreshed = screen_update (screen, FALSE, TRUE, error);
force_timestamp_update (screen); /* this is to keep other clients from thinking that the X server re-detected things by itself - bgo#621046 */
gdk_x11_display_ungrab (gdk_screen_get_display (screen->gdk_screen));
return refreshed;
}
/**
* gnome_rr_screen_refresh:
* @screen: a #GnomeRRScreen
* @error: location to store error, or %NULL
*
* Refreshes the screen configuration, and calls the screen's callback if it
* exists and if the screen's configuration changed.
*
* Return value: TRUE if the screen's configuration changed; otherwise, the
* function returns FALSE and a NULL error if the configuration didn't change,
* or FALSE and a non-NULL error if there was an error while refreshing the
* configuration.
*/
gboolean
gnome_rr_screen_refresh (GnomeRRScreen *screen,
GError **error)
{
gboolean refreshed;
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
#ifdef HAVE_X11
gdk_x11_display_grab (gdk_screen_get_display (screen->priv->gdk_screen));
#endif
refreshed = screen_update (screen, FALSE, TRUE, error);
#ifdef HAVE_X11
gnome_rr_x11_screen_force_timestamp_update (GNOME_RR_X11_SCREEN (screen)); /* this is to keep other clients from thinking that the X server re-detected things by itself - bgo#621046 */
gdk_x11_display_ungrab (gdk_screen_get_display (screen->priv->gdk_screen));
#endif
return refreshed;
}
static void
check_manager_window (GdkX11Screen *x11_screen,
gboolean notify_changes)
{
GdkDisplay *display;
Display *xdisplay;
Window manager_window_xid;
display = x11_screen->display;
xdisplay = gdk_x11_display_get_xdisplay (display);
if (x11_screen->xsettings_manager_window)
{
gdk_window_remove_filter (x11_screen->xsettings_manager_window, gdk_xsettings_manager_window_filter, x11_screen);
g_object_unref (x11_screen->xsettings_manager_window);
}
gdk_x11_display_grab (display);
manager_window_xid = XGetSelectionOwner (xdisplay, get_selection_atom (x11_screen));
x11_screen->xsettings_manager_window = gdk_x11_window_foreign_new_for_display (display,
manager_window_xid);
/* XXX: Can't use gdk_window_set_events() here because the first call to this
* function happens too early in gdk_init() */
if (x11_screen->xsettings_manager_window)
XSelectInput (xdisplay,
gdk_x11_window_get_xid (x11_screen->xsettings_manager_window),
PropertyChangeMask | StructureNotifyMask);
gdk_x11_display_ungrab (display);
gdk_display_flush (display);
if (x11_screen->xsettings_manager_window)
{
gdk_window_add_filter (x11_screen->xsettings_manager_window, gdk_xsettings_manager_window_filter, x11_screen);
}
read_settings (x11_screen, notify_changes);
}
static gboolean
crtc_assignment_apply (CrtcAssignment *assign, guint32 timestamp, GError **error)
{
MateRRCrtc **all_crtcs = mate_rr_screen_list_crtcs (assign->screen);
int width, height;
int i;
int min_width, max_width, min_height, max_height;
int width_mm, height_mm;
gboolean success = TRUE;
/* Compute size of the screen */
get_required_virtual_size (assign, &width, &height);
mate_rr_screen_get_ranges (
assign->screen, &min_width, &max_width, &min_height, &max_height);
/* We should never get here if the dimensions don't fit in the virtual size,
* but just in case we do, fix it up.
*/
width = MAX (min_width, width);
width = MIN (max_width, width);
height = MAX (min_height, height);
height = MIN (max_height, height);
/* FMQ: do we need to check the sizes instead of clamping them? */
/* Grab the server while we fiddle with the CRTCs and the screen, so that
* apps that listen for RANDR notifications will only receive the final
* status.
*/
gdk_x11_display_grab (gdk_screen_get_display (assign->screen->gdk_screen));
/* Turn off all crtcs that are currently displaying outside the new screen,
* or are not used in the new setup
*/
for (i = 0; all_crtcs[i] != NULL; ++i)
{
MateRRCrtc *crtc = all_crtcs[i];
MateRRMode *mode = mate_rr_crtc_get_current_mode (crtc);
int x, y;
if (mode)
{
int w, h;
mate_rr_crtc_get_position (crtc, &x, &y);
w = mate_rr_mode_get_width (mode);
h = mate_rr_mode_get_height (mode);
if (crtc_is_rotated (crtc))
{
int tmp = h;
h = w;
w = tmp;
}
if (x + w > width || y + h > height || !g_hash_table_lookup (assign->info, crtc))
{
if (!mate_rr_crtc_set_config_with_time (crtc, timestamp, 0, 0, NULL, MATE_RR_ROTATION_0, NULL, 0, error))
{
success = FALSE;
break;
}
}
}
}
/* The 'physical size' of an X screen is meaningless if that screen
* can consist of many monitors. So just pick a size that make the
* dpi 96.
*
* Firefox and Evince apparently believe what X tells them.
*/
width_mm = (width / 96.0) * 25.4 + 0.5;
height_mm = (height / 96.0) * 25.4 + 0.5;
if (success)
{
ConfigureCrtcState state;
mate_rr_screen_set_size (assign->screen, width, height, width_mm, height_mm);
state.timestamp = timestamp;
state.has_error = FALSE;
state.error = error;
g_hash_table_foreach (assign->info, configure_crtc, &state);
success = !state.has_error;
}
mate_rr_screen_set_primary_output (assign->screen, assign->primary);
gdk_x11_display_ungrab (gdk_screen_get_display (assign->screen->gdk_screen));
return success;
}
static gchar*
passphrase_mbox(const gchar *uid_hint, const gchar *pass_hint, gint prev_bad)
{
gchar *the_passphrase = NULL;
GtkWidget *vbox;
GtkWidget *confirm_box;
GtkWidget *window;
GtkWidget *pass_entry;
GtkWidget *ok_button;
GtkWidget *cancel_button;
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(window), _("Passphrase"));
gtk_widget_set_size_request(window, 450, -1);
gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
gtk_window_set_modal(GTK_WINDOW(window), TRUE);
gtk_window_set_policy(GTK_WINDOW(window), FALSE, FALSE, FALSE);
g_signal_connect(G_OBJECT(window), "delete_event",
G_CALLBACK(passphrase_deleted), NULL);
g_signal_connect(G_OBJECT(window), "key_press_event",
G_CALLBACK(passphrase_key_pressed), NULL);
MANAGE_WINDOW_SIGNALS_CONNECT(window);
manage_window_set_transient(GTK_WINDOW(window));
vbox = gtk_vbox_new(FALSE, 8);
gtk_container_add(GTK_CONTAINER(window), vbox);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 8);
if (uid_hint || pass_hint) {
GtkWidget *label;
label = create_description (uid_hint, pass_hint, prev_bad);
gtk_box_pack_start (GTK_BOX(vbox), label, FALSE, FALSE, 0);
}
pass_entry = gtk_entry_new();
gtk_box_pack_start(GTK_BOX(vbox), pass_entry, FALSE, FALSE, 0);
gtk_entry_set_visibility(GTK_ENTRY(pass_entry), FALSE);
gtk_widget_grab_focus(pass_entry);
gtkut_stock_button_set_create(&confirm_box, &ok_button, GTK_STOCK_OK,
&cancel_button, GTK_STOCK_CANCEL,
NULL, NULL);
gtk_box_pack_end(GTK_BOX(vbox), confirm_box, FALSE, FALSE, 0);
gtk_widget_grab_default(ok_button);
g_signal_connect(G_OBJECT(ok_button), "clicked",
G_CALLBACK(passphrase_ok_cb), NULL);
g_signal_connect(G_OBJECT(pass_entry), "activate",
G_CALLBACK(passphrase_ok_cb), NULL);
g_signal_connect(G_OBJECT(cancel_button), "clicked",
G_CALLBACK(passphrase_cancel_cb), NULL);
gtk_window_set_position (GTK_WINDOW(window), GTK_WIN_POS_CENTER);
if (grab_all)
gtk_window_set_policy (GTK_WINDOW(window), FALSE, FALSE, TRUE);
gtk_widget_show_all(window);
if (grab_all) {
/* make sure that window is viewable
* FIXME: this is still not enough */
gtk_widget_show_now(window);
gdk_flush();
#ifdef GDK_WINDOWING_X11
gdk_x11_display_grab(gdk_display_get_default());
#endif /* GDK_WINDOWING_X11 */
if (gdk_pointer_grab(window->window, TRUE, 0,
window->window, NULL, GDK_CURRENT_TIME)) {
#ifdef GDK_WINDOWING_X11
gdk_x11_display_ungrab(gdk_display_get_default());
#endif /* GDK_WINDOWING_X11 */
g_warning("OOPS: Could not grab mouse\n");
gtk_widget_destroy(window);
return NULL;
}
if (gdk_keyboard_grab(window->window, FALSE, GDK_CURRENT_TIME)) {
gdk_display_pointer_ungrab(gdk_display_get_default(),
GDK_CURRENT_TIME);
#ifdef GDK_WINDOWING_X11
gdk_x11_display_ungrab(gdk_display_get_default());
#endif /* GDK_WINDOWING_X11 */
g_warning("OOPS: Could not grab keyboard\n");
gtk_widget_destroy(window);
return NULL;
}
}
gtk_main();
if (grab_all) {
gdk_display_keyboard_ungrab(gdk_display_get_default(),
GDK_CURRENT_TIME);
gdk_display_pointer_ungrab(gdk_display_get_default(), GDK_CURRENT_TIME);
#ifdef GDK_WINDOWING_X11
gdk_x11_display_ungrab(gdk_display_get_default());
#endif /* GDK_WINDOWING_X11 */
gdk_flush();
}
manage_window_focus_out(window, NULL, NULL);
if (pass_ack) {
const gchar *entry_text;
entry_text = gtk_entry_get_text(GTK_ENTRY(pass_entry));
the_passphrase = g_locale_from_utf8(entry_text, -1, NULL, NULL, NULL);
if (!the_passphrase)
the_passphrase = g_strdup(entry_text);
}
gtk_widget_destroy(window);
return the_passphrase;
}
static VALUE
rg_grab(VALUE self)
{
gdk_x11_display_grab(_SELF(self));
return self;
}
/**
* gdk_x11_grab_server:
*
* Call gdk_x11_display_grab() on the default display.
* To ungrab the server again, use gdk_x11_ungrab_server().
*
* gdk_x11_grab_server()/gdk_x11_ungrab_server() calls can be nested.
**/
void
gdk_x11_grab_server (void)
{
gdk_x11_display_grab (gdk_display_get_default ());
}