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| author | Perberos <[email protected]> | 2011-12-01 23:53:21 -0300 |
|---|---|---|
| committer | Perberos <[email protected]> | 2011-12-01 23:53:21 -0300 |
| commit | 505cabbd3036081f26586cabc64c26e7769c0ec9 (patch) | |
| tree | 09e0498bf572128f5c9ab551531cb28d6d75e992 /plugins/keyboard/delayed-dialog.c | |
| download | mate-settings-daemon-505cabbd3036081f26586cabc64c26e7769c0ec9.tar.bz2 mate-settings-daemon-505cabbd3036081f26586cabc64c26e7769c0ec9.tar.xz | |
moving from https://github.com/perberos/mate-desktop-environment
Diffstat (limited to 'plugins/keyboard/delayed-dialog.c')
| -rw-r--r-- | plugins/keyboard/delayed-dialog.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/plugins/keyboard/delayed-dialog.c b/plugins/keyboard/delayed-dialog.c new file mode 100644 index 0000000..1aa13e1 --- /dev/null +++ b/plugins/keyboard/delayed-dialog.c @@ -0,0 +1,122 @@ +/* + * Copyright © 2006 Novell, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2, or (at + * your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. + */ + +#include <stdlib.h> +#include <string.h> + +#include <gtk/gtk.h> +#include <gdk/gdkx.h> + +#include "delayed-dialog.h" + +static gboolean delayed_show_timeout (gpointer data); +static GdkFilterReturn message_filter (GdkXEvent *xevent, + GdkEvent *event, + gpointer data); + +static GSList *dialogs = NULL; + +/** + * gsd_delayed_show_dialog: + * @dialog: the dialog + * + * Shows the dialog as with gtk_widget_show(), unless a window manager + * hasn't been started yet, in which case it will wait up to 5 seconds + * for that to happen before showing the dialog. + **/ +void +gsd_delayed_show_dialog (GtkWidget *dialog) +{ + GdkDisplay *display = gtk_widget_get_display (dialog); + Display *xdisplay = GDK_DISPLAY_XDISPLAY (display); + GdkScreen *screen = gtk_widget_get_screen (dialog); + GdkAtom manager_atom; + char selection_name[10]; + Atom selection_atom; + + /* We can't use gdk_selection_owner_get() for this, because + * it's an unknown out-of-process window. + */ + snprintf (selection_name, sizeof (selection_name), "WM_S%d", + gdk_screen_get_number (screen)); + selection_atom = XInternAtom (xdisplay, selection_name, True); + if (selection_atom && + XGetSelectionOwner (xdisplay, selection_atom) != None) { + gtk_widget_show (dialog); + return; + } + + dialogs = g_slist_prepend (dialogs, dialog); + + manager_atom = gdk_atom_intern ("MANAGER", FALSE); + gdk_display_add_client_message_filter (display, manager_atom, + message_filter, NULL); + + g_timeout_add (5000, delayed_show_timeout, NULL); +} + +static gboolean +delayed_show_timeout (gpointer data) +{ + GSList *l; + + for (l = dialogs; l; l = l->next) + gtk_widget_show (l->data); + g_slist_free (dialogs); + dialogs = NULL; + + /* FIXME: There's no gdk_display_remove_client_message_filter */ + + return FALSE; +} + +static GdkFilterReturn +message_filter (GdkXEvent *xevent, GdkEvent *event, gpointer data) +{ + XClientMessageEvent *evt = (XClientMessageEvent *)xevent; + char *selection_name = XGetAtomName (evt->display, evt->data.l[1]); + int screen; + GSList *l, *next; + + if (!dialogs) + return GDK_FILTER_CONTINUE; + + if (strncmp (selection_name, "WM_S", 4) != 0) { + XFree (selection_name); + return GDK_FILTER_CONTINUE; + } + + screen = atoi (selection_name + 4); + + for (l = dialogs; l; l = next) { + GtkWidget *dialog = l->data; + next = l->next; + + if (gdk_screen_get_number (gtk_widget_get_screen (dialog)) == screen) { + gtk_widget_show (dialog); + dialogs = g_slist_remove (dialogs, dialog); + } + } + + if (!dialogs) { + /* FIXME: There's no gdk_display_remove_client_message_filter */ + } + + return GDK_FILTER_CONTINUE; +} |