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authorYves-Alexis Perez <corsac@debian.org>2015-03-22 06:18:07 -0700
committerYves-Alexis Perez <corsac@debian.org>2015-03-22 06:18:07 -0700
commit8ea49fdb7ecf5b14d99fca09c57f6d988ff90739 (patch)
treeb9bd6ff1471b3c3fcd73562c9825e5570a027de3 /xfce4-session/xfsm-logout-dialog.c
downloadxfce4-session-8ea49fdb7ecf5b14d99fca09c57f6d988ff90739.tar.gz
Import xfce4-session_4.12.1.orig.tar.bz2
[dgit import orig xfce4-session_4.12.1.orig.tar.bz2]
Diffstat (limited to 'xfce4-session/xfsm-logout-dialog.c')
-rw-r--r--xfce4-session/xfsm-logout-dialog.c787
1 files changed, 787 insertions, 0 deletions
diff --git a/xfce4-session/xfsm-logout-dialog.c b/xfce4-session/xfsm-logout-dialog.c
new file mode 100644
index 0000000..c86a155
--- /dev/null
+++ b/xfce4-session/xfsm-logout-dialog.c
@@ -0,0 +1,787 @@
+/*-
+ * Copyright (c) 2003-2004 Benedikt Meurer <benny@xfce.org>
+ * Copyright (c) 2011 Nick Schermer <nick@xfce.org>
+ * All rights reserved.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA.
+ *
+ * Parts of this file where taken from gnome-session/logout.c, which
+ * was written by Owen Taylor <otaylor@redhat.com>.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#ifdef HAVE_SYS_WAIT_H
+#include <sys/wait.h>
+#endif
+
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_MATH_H
+#include <math.h>
+#endif
+
+#include <libxfce4util/libxfce4util.h>
+#include <gtk/gtk.h>
+
+#include <libxfsm/xfsm-util.h>
+
+#include <xfce4-session/xfsm-logout-dialog.h>
+#include <xfce4-session/xfsm-fadeout.h>
+#include <xfce4-session/xfsm-global.h>
+#include <xfce4-session/xfsm-legacy.h>
+#include <xfce4-session/xfsm-error.h>
+
+#ifdef GDK_WINDOWING_X11
+#include <X11/Xlib.h>
+#include <gdk/gdkx.h>
+#endif
+
+
+
+#define BORDER 6
+#define SHOTSIZE 64
+
+
+
+static void xfsm_logout_dialog_finalize (GObject *object);
+static GtkWidget *xfsm_logout_dialog_button (const gchar *title,
+ const gchar *icon_name,
+ const gchar *icon_name_fallback,
+ XfsmShutdownType type,
+ XfsmLogoutDialog *dialog);
+
+
+
+enum
+{
+ MODE_LOGOUT_BUTTONS,
+ MODE_SHOW_ERROR,
+ N_MODES
+};
+
+struct _XfsmLogoutDialogClass
+{
+ GtkDialogClass __parent__;
+};
+
+struct _XfsmLogoutDialog
+{
+ GtkDialog __parent__;
+
+ /* set when a button is clicked */
+ XfsmShutdownType type_clicked;
+
+ /* save session checkbox */
+ GtkWidget *save_session;
+
+ /* mode widgets */
+ GtkWidget *box[N_MODES];
+
+ /* dialog buttons */
+ GtkWidget *button_cancel;
+ GtkWidget *button_ok;
+ GtkWidget *button_close;
+
+ /* error label */
+ GtkWidget *error_label;
+
+ /* pm instance */
+ XfsmShutdown *shutdown;
+};
+
+
+
+G_DEFINE_TYPE (XfsmLogoutDialog, xfsm_logout_dialog, GTK_TYPE_DIALOG)
+
+
+
+static void
+xfsm_logout_dialog_class_init (XfsmLogoutDialogClass *klass)
+{
+ GObjectClass *gobject_class;
+
+ gobject_class = G_OBJECT_CLASS (klass);
+ gobject_class->finalize = xfsm_logout_dialog_finalize;
+}
+
+
+
+static void
+xfsm_logout_dialog_init (XfsmLogoutDialog *dialog)
+{
+ const gchar *username;
+ GtkWidget *label;
+ gchar *label_str;
+ PangoAttrList *attrs;
+ GtkWidget *vbox;
+ GtkWidget *button_vbox;
+ GtkWidget *main_vbox;
+ GtkWidget *hbox;
+ GtkWidget *button;
+ gboolean can_shutdown;
+ gboolean save_session = FALSE;
+ gboolean can_restart;
+ gboolean can_suspend = FALSE;
+ gboolean can_hibernate = FALSE;
+ gboolean auth_suspend = FALSE;
+ gboolean auth_hibernate = FALSE;
+ GError *error = NULL;
+ XfconfChannel *channel;
+ GtkWidget *image;
+ GtkWidget *separator;
+ gboolean upower_not_found = FALSE;
+
+ dialog->type_clicked = XFSM_SHUTDOWN_LOGOUT;
+ dialog->shutdown = xfsm_shutdown_get ();
+
+ gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_CANCEL);
+ gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
+ gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_CENTER);
+ gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+
+ /* load xfconf settings */
+ channel = xfsm_open_config ();
+ if (xfsm_shutdown_can_save_session (dialog->shutdown))
+ save_session = xfconf_channel_get_bool (channel, "/general/SaveOnExit", TRUE);
+
+ main_vbox = gtk_vbox_new (FALSE, BORDER);
+ gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), main_vbox, TRUE, TRUE, 0);
+ gtk_container_set_border_width (GTK_CONTAINER (main_vbox), BORDER);
+ gtk_widget_show (main_vbox);
+
+ /* label showing the users' name */
+ username = g_get_real_name ();
+ if (username == NULL
+ || *username == '\0'
+ || strcmp ("Unknown", username) == 0)
+ username = g_get_user_name ();
+
+ label_str = g_strdup_printf (_("Log out %s"), username);
+ label = gtk_label_new (label_str);
+ gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
+ gtk_box_pack_start (GTK_BOX (main_vbox), label, FALSE, TRUE, 0);
+ gtk_widget_show (label);
+ g_free (label_str);
+
+ attrs = pango_attr_list_new ();
+ pango_attr_list_insert (attrs, pango_attr_scale_new (PANGO_SCALE_LARGE));
+ pango_attr_list_insert (attrs, pango_attr_weight_new (PANGO_WEIGHT_BOLD));
+ gtk_label_set_attributes (GTK_LABEL (label), attrs);
+ pango_attr_list_unref (attrs);
+
+ separator = gtk_hseparator_new ();
+ gtk_box_pack_start (GTK_BOX (main_vbox), separator, FALSE, TRUE, 0);
+ gtk_widget_show (separator);
+
+ /**
+ * Start mode MODE_LOGOUT_BUTTONS
+ **/
+ dialog->box[MODE_LOGOUT_BUTTONS] = vbox = gtk_vbox_new (FALSE, BORDER);
+ gtk_box_pack_start (GTK_BOX (main_vbox), vbox, TRUE, TRUE, 0);
+
+ /**
+ * Cancel
+ **/
+ dialog->button_cancel = gtk_dialog_add_button (GTK_DIALOG (dialog),
+ GTK_STOCK_CANCEL,
+ GTK_RESPONSE_CANCEL);
+
+ button_vbox = gtk_vbox_new (TRUE, BORDER);
+ gtk_box_pack_start (GTK_BOX (vbox), button_vbox, FALSE, TRUE, 0);
+ gtk_widget_show (button_vbox);
+
+ /* row for logout/shutdown and reboot */
+ hbox = gtk_hbox_new (TRUE, BORDER);
+ gtk_box_pack_start (GTK_BOX (button_vbox), hbox, FALSE, TRUE, 0);
+ gtk_widget_show (hbox);
+
+ /**
+ * Logout
+ **/
+ button = xfsm_logout_dialog_button (_("_Log Out"), "system-log-out",
+ "xfsm-logout", XFSM_SHUTDOWN_LOGOUT,
+ dialog);
+
+ gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
+ gtk_widget_show (button);
+ gtk_widget_grab_focus (button);
+
+ /**
+ * Reboot
+ **/
+ if (!xfsm_shutdown_can_restart (dialog->shutdown, &can_restart, &error))
+ {
+ g_printerr ("%s: Querying CanRestart failed, %s\n\n",
+ PACKAGE_NAME, ERROR_MSG (error));
+ g_clear_error (&error);
+
+ can_restart = FALSE;
+ }
+
+ button = xfsm_logout_dialog_button (_("_Restart"), "system-reboot",
+ "xfsm-reboot", XFSM_SHUTDOWN_RESTART,
+ dialog);
+
+ gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
+ gtk_widget_set_sensitive (button, can_restart);
+ gtk_widget_show (button);
+
+ /**
+ * Shutdown
+ **/
+ if (!xfsm_shutdown_can_shutdown (dialog->shutdown, &can_shutdown, &error))
+ {
+ g_printerr ("%s: Querying CanShutdown failed. %s\n\n",
+ PACKAGE_NAME, ERROR_MSG (error));
+ g_clear_error (&error);
+
+ can_shutdown = FALSE;
+ }
+
+ button = xfsm_logout_dialog_button (_("Shut _Down"), "system-shutdown",
+ "xfsm-shutdown", XFSM_SHUTDOWN_SHUTDOWN,
+ dialog);
+
+ gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
+ gtk_widget_set_sensitive (button, can_shutdown);
+ gtk_widget_show (button);
+
+ /* new row for suspend/hibernate */
+ hbox = gtk_hbox_new (TRUE, BORDER);
+ gtk_box_pack_start (GTK_BOX (button_vbox), hbox, FALSE, TRUE, 0);
+
+ /**
+ * Suspend
+ *
+ * Hide the button if UPower is not installed or system cannot suspend
+ **/
+ if (xfconf_channel_get_bool (channel, "/shutdown/ShowSuspend", TRUE))
+ {
+ if (xfsm_shutdown_can_suspend (dialog->shutdown, &can_suspend, &auth_suspend, &error))
+ {
+ if (can_suspend)
+ {
+ button = xfsm_logout_dialog_button (_("Sus_pend"), "system-suspend",
+ "xfsm-suspend", XFSM_SHUTDOWN_SUSPEND,
+ dialog);
+
+ gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
+ gtk_widget_set_sensitive (button, auth_suspend);
+ gtk_widget_show (button);
+
+ gtk_widget_show (hbox);
+ }
+ }
+ else
+ {
+ g_printerr ("%s: Querying suspend failed: %s\n\n",
+ PACKAGE_NAME, ERROR_MSG (error));
+ g_clear_error (&error);
+
+ /* don't try hibernate again */
+ upower_not_found = TRUE;
+ }
+ }
+
+ /**
+ * Hibernate
+ *
+ * Hide the button if UPower is not installed or system cannot suspend
+ **/
+ if (!upower_not_found
+ && xfconf_channel_get_bool (channel, "/shutdown/ShowHibernate", TRUE))
+ {
+ if (xfsm_shutdown_can_hibernate (dialog->shutdown, &can_hibernate, &auth_hibernate, &error))
+ {
+ if (can_hibernate)
+ {
+ button = xfsm_logout_dialog_button (_("_Hibernate"), "system-hibernate",
+ "xfsm-hibernate", XFSM_SHUTDOWN_HIBERNATE,
+ dialog);
+
+ gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
+ gtk_widget_set_sensitive (button, auth_hibernate);
+ gtk_widget_show (button);
+
+ gtk_widget_show (hbox);
+ }
+ }
+ else
+ {
+ g_printerr ("%s: Querying hibernate failed: %s\n\n",
+ PACKAGE_NAME, ERROR_MSG (error));
+ g_clear_error (&error);
+ }
+ }
+
+ /**
+ * Save session
+ **/
+ if (xfsm_shutdown_can_save_session (dialog->shutdown)
+ && !xfconf_channel_get_bool (channel, "/general/AutoSave", FALSE))
+ {
+ dialog->save_session = gtk_check_button_new_with_mnemonic (_("_Save session for future logins"));
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->save_session), save_session);
+ gtk_box_pack_start (GTK_BOX (vbox), dialog->save_session, FALSE, TRUE, BORDER);
+ gtk_widget_show (dialog->save_session);
+ }
+
+ attrs = pango_attr_list_new ();
+ pango_attr_list_insert (attrs, pango_attr_weight_new (PANGO_WEIGHT_BOLD));
+
+
+ /**
+ * Start mode MODE_SHOW_ERROR
+ **/
+ dialog->box[MODE_SHOW_ERROR] = vbox = gtk_vbox_new (FALSE, BORDER);
+ gtk_box_pack_start (GTK_BOX (main_vbox), vbox, TRUE, TRUE, 0);
+
+ hbox = gtk_hbox_new (FALSE, BORDER * 2);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, TRUE, 0);
+ gtk_widget_show (hbox);
+
+ image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_ERROR, GTK_ICON_SIZE_DIALOG);
+ gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 0);
+ gtk_widget_show (image);
+
+ vbox = gtk_vbox_new (FALSE, BORDER);
+ gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
+ gtk_widget_show (vbox);
+
+ label = gtk_label_new (_("An error occurred"));
+ gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
+ gtk_misc_set_alignment (GTK_MISC (label), 0.00, 0.50);
+ gtk_label_set_attributes (GTK_LABEL (label), attrs);
+ gtk_widget_show (label);
+
+ pango_attr_list_unref (attrs);
+}
+
+
+
+static void
+xfsm_logout_dialog_finalize (GObject *object)
+{
+ XfsmLogoutDialog *dialog = XFSM_LOGOUT_DIALOG (object);
+
+ g_object_unref (G_OBJECT (dialog->shutdown));
+
+ (*G_OBJECT_CLASS (xfsm_logout_dialog_parent_class)->finalize) (object);
+}
+
+
+
+static void
+xfsm_logout_dialog_set_mode (XfsmLogoutDialog *dialog,
+ gint mode)
+{
+ gint i;
+
+ for (i = 0; i < N_MODES; i++)
+ gtk_widget_set_visible (dialog->box[i], i == mode);
+
+ gtk_widget_set_visible (dialog->button_cancel, mode != MODE_SHOW_ERROR);
+ gtk_widget_set_visible (dialog->button_close, mode == MODE_SHOW_ERROR);
+}
+
+
+
+static void
+xfsm_logout_dialog_button_clicked (GtkWidget *button,
+ XfsmLogoutDialog *dialog)
+{
+ gint *val;
+
+ val = g_object_get_data (G_OBJECT (button), "shutdown-type");
+ g_assert (val != NULL);
+ dialog->type_clicked = *val;
+
+ gtk_dialog_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
+}
+
+
+
+static GtkWidget *
+xfsm_logout_dialog_button (const gchar *title,
+ const gchar *icon_name,
+ const gchar *icon_name_fallback,
+ XfsmShutdownType type,
+ XfsmLogoutDialog *dialog)
+{
+ GtkWidget *button;
+ GtkWidget *vbox;
+ GdkPixbuf *pixbuf;
+ GtkWidget *image;
+ GtkWidget *label;
+ static gint icon_size = 0;
+ gint w, h;
+ gint *val;
+ GtkIconTheme *icon_theme;
+
+ g_return_val_if_fail (XFSM_IS_LOGOUT_DIALOG (dialog), NULL);
+
+ val = g_new0 (gint, 1);
+ *val = type;
+
+ button = gtk_button_new ();
+ g_object_set_data_full (G_OBJECT (button), "shutdown-type", val, g_free);
+ g_signal_connect (G_OBJECT (button), "clicked",
+ G_CALLBACK (xfsm_logout_dialog_button_clicked), dialog);
+
+ vbox = gtk_vbox_new (FALSE, BORDER);
+ gtk_container_set_border_width (GTK_CONTAINER (vbox), BORDER);
+ gtk_container_add (GTK_CONTAINER (button), vbox);
+ gtk_widget_show (vbox);
+
+ if (G_UNLIKELY (icon_size == 0))
+ {
+ if (gtk_icon_size_lookup (GTK_ICON_SIZE_DND, &w, &h))
+ icon_size = MAX (w, h);
+ else
+ icon_size = 32;
+ }
+
+ icon_theme = gtk_icon_theme_get_for_screen (gtk_window_get_screen (GTK_WINDOW (dialog)));
+ pixbuf = gtk_icon_theme_load_icon (icon_theme, icon_name, icon_size, 0, NULL);
+ if (G_UNLIKELY (pixbuf == NULL))
+ {
+ pixbuf = gtk_icon_theme_load_icon (icon_theme, icon_name_fallback,
+ icon_size, GTK_ICON_LOOKUP_GENERIC_FALLBACK,
+ NULL);
+ }
+
+ image = gtk_image_new_from_pixbuf (pixbuf);
+ gtk_box_pack_start (GTK_BOX (vbox), image, FALSE, FALSE, 0);
+ gtk_widget_show (image);
+
+ label = gtk_label_new_with_mnemonic (title);
+ gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
+ gtk_widget_show (label);
+
+ return button;
+}
+
+
+
+static GdkPixbuf *
+xfsm_logout_dialog_screenshot_new (GdkScreen *screen)
+{
+ GdkRectangle rect, screen_rect;
+ GdkWindow *window;
+ GdkPixbuf *screenshot;
+ gint x, y;
+
+ g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
+
+ screen_rect.x = 0;
+ screen_rect.y = 0;
+ screen_rect.width = gdk_screen_get_width (screen);
+ screen_rect.height = gdk_screen_get_height (screen);
+
+ window = gdk_screen_get_root_window (screen);
+ gdk_drawable_get_size (GDK_DRAWABLE (window), &rect.width, &rect.height);
+ gdk_window_get_origin (window, &x, &y);
+
+ rect.x = x;
+ rect.y = y;
+
+ if (!gdk_rectangle_intersect (&rect, &screen_rect, &rect))
+ return NULL;
+
+ screenshot = gdk_pixbuf_get_from_drawable (NULL,
+ GDK_DRAWABLE (window),
+ NULL,
+ 0, 0,
+ 0, 0,
+ rect.width,
+ rect.height);
+
+ gdk_display_beep (gdk_screen_get_display (screen));
+
+ return screenshot;
+}
+
+
+
+static GdkPixbuf *
+exo_gdk_pixbuf_scale_ratio (GdkPixbuf *source,
+ gint dest_size)
+{
+ gdouble wratio;
+ gdouble hratio;
+ gint source_width;
+ gint source_height;
+ gint dest_width;
+ gint dest_height;
+
+ g_return_val_if_fail (GDK_IS_PIXBUF (source), NULL);
+ g_return_val_if_fail (dest_size > 0, NULL);
+
+ source_width = gdk_pixbuf_get_width (source);
+ source_height = gdk_pixbuf_get_height (source);
+
+ wratio = (gdouble) source_width / (gdouble) dest_size;
+ hratio = (gdouble) source_height / (gdouble) dest_size;
+
+ if (hratio > wratio)
+ {
+ dest_width = rint (source_width / hratio);
+ dest_height = dest_size;
+ }
+ else
+ {
+ dest_width = dest_size;
+ dest_height = rint (source_height / wratio);
+ }
+
+ return gdk_pixbuf_scale_simple (source, MAX (dest_width, 1),
+ MAX (dest_height, 1), GDK_INTERP_BILINEAR);
+}
+
+
+
+static void
+xfsm_logout_dialog_screenshot_save (GdkPixbuf *screenshot,
+ GdkScreen *screen,
+ const gchar *session_name)
+{
+ GdkPixbuf *scaled;
+ gchar *path;
+ gchar *display_name;
+ GdkDisplay *dpy;
+ GError *error = NULL;
+ gchar *filename;
+
+ g_return_if_fail (GDK_IS_PIXBUF (screenshot));
+ g_return_if_fail (GDK_IS_SCREEN (screen));
+
+ scaled = exo_gdk_pixbuf_scale_ratio (screenshot, SHOTSIZE);
+ if (G_LIKELY (scaled != NULL))
+ {
+ dpy = gdk_screen_get_display (screen);
+ display_name = xfsm_gdk_display_get_fullname (dpy);
+ path = g_strconcat ("sessions/thumbs-", display_name, "/", session_name, ".png", NULL);
+ filename = xfce_resource_save_location (XFCE_RESOURCE_CACHE, path, TRUE);
+ g_free (display_name);
+ g_free (path);
+
+ if (!filename)
+ {
+ g_warning ("Unable to save screenshot, "
+ "error calling xfce_resource_save_location with %s, "
+ "check your permissions", path);
+ return;
+ }
+
+ if (!gdk_pixbuf_save (scaled, filename, "png", &error, NULL))
+ {
+ g_warning ("Failed to save session screenshot: %s", error->message);
+ g_error_free (error);
+ }
+
+ g_free (filename);
+ g_object_unref (G_OBJECT (scaled));
+ }
+}
+
+
+
+static gint
+xfsm_logout_dialog_run (GtkDialog *dialog,
+ gboolean grab_input)
+{
+ GdkWindow *window;
+ gint ret;
+
+ if (grab_input)
+ {
+ gtk_widget_show_now (GTK_WIDGET (dialog));
+
+ window = gtk_widget_get_window (GTK_WIDGET (dialog));
+ if (gdk_keyboard_grab (window, FALSE, GDK_CURRENT_TIME) != GDK_GRAB_SUCCESS)
+ g_critical ("Failed to grab the keyboard for logout window");
+
+#ifdef GDK_WINDOWING_X11
+ /* force input to the dialog */
+ gdk_error_trap_push ();
+ XSetInputFocus (GDK_DISPLAY (),
+ GDK_WINDOW_XWINDOW (window),
+ RevertToParent, CurrentTime);
+ gdk_error_trap_pop ();
+#endif
+ }
+
+ ret = gtk_dialog_run (dialog);
+
+ if (grab_input)
+ gdk_keyboard_ungrab (GDK_CURRENT_TIME);
+
+ return ret;
+}
+
+
+
+gboolean
+xfsm_logout_dialog (const gchar *session_name,
+ XfsmShutdownType *return_type,
+ gboolean *return_save_session)
+{
+ gint result;
+ GtkWidget *hidden;
+ gboolean a11y;
+ GtkWidget *dialog;
+ GdkScreen *screen;
+ gint monitor;
+ GdkPixbuf *screenshot = NULL;
+ XfsmFadeout *fadeout = NULL;
+ XfsmLogoutDialog *xfsm_dialog;
+ XfconfChannel *channel = xfsm_open_config ();
+ gboolean autosave;
+ XfsmShutdown *shutdown;
+
+ g_return_val_if_fail (return_type != NULL, FALSE);
+ g_return_val_if_fail (return_save_session != NULL, FALSE);
+
+ shutdown = xfsm_shutdown_get ();
+ if (xfsm_shutdown_can_save_session (shutdown))
+ autosave = xfconf_channel_get_bool (channel, "/general/AutoSave", FALSE);
+ else
+ autosave = FALSE;
+ g_object_unref (shutdown);
+
+ /* check if we need to bother the user */
+ if (!xfconf_channel_get_bool (channel, "/general/PromptOnLogout", TRUE))
+ {
+ *return_type = XFSM_SHUTDOWN_LOGOUT;
+ *return_save_session = autosave;
+
+ return TRUE;
+ }
+
+ /* decide on which screen we should show the dialog */
+ screen = xfce_gdk_screen_get_active (&monitor);
+ if (G_UNLIKELY (screen == NULL))
+ {
+ screen = gdk_screen_get_default ();
+ monitor = 0;
+ }
+
+ /* check if accessibility is enabled */
+ hidden = gtk_invisible_new_for_screen (screen);
+ gtk_widget_show (hidden);
+ a11y = GTK_IS_ACCESSIBLE (gtk_widget_get_accessible (hidden));
+
+ if (G_LIKELY (!a11y))
+ {
+ /* wait until we can grab the keyboard, we need this for
+ * the dialog when running it */
+ for (;;)
+ {
+ if (gdk_keyboard_grab (gtk_widget_get_window (hidden), FALSE,
+ GDK_CURRENT_TIME) == GDK_GRAB_SUCCESS)
+ {
+ gdk_keyboard_ungrab (GDK_CURRENT_TIME);
+ break;
+ }
+
+ g_usleep (G_USEC_PER_SEC / 20);
+ }
+
+ /* make a screenshot */
+ if (xfconf_channel_get_bool (channel, "/general/ShowScreenshots", TRUE))
+ screenshot = xfsm_logout_dialog_screenshot_new (screen);
+
+ /* display fadeout */
+ fadeout = xfsm_fadeout_new (gdk_screen_get_display (screen));
+ gdk_flush ();
+
+ dialog = g_object_new (XFSM_TYPE_LOGOUT_DIALOG,
+ "type", GTK_WINDOW_POPUP,
+ "screen", screen, NULL);
+
+ xfsm_window_add_border (GTK_WINDOW (dialog));
+
+ gtk_widget_realize (dialog);
+ gdk_window_set_override_redirect (dialog->window, TRUE);
+ gdk_window_raise (dialog->window);
+ }
+ else
+ {
+ dialog = g_object_new (XFSM_TYPE_LOGOUT_DIALOG,
+ "decorated", !a11y,
+ "screen", screen, NULL);
+
+ gtk_window_set_keep_above (GTK_WINDOW (dialog), TRUE);
+ atk_object_set_role (gtk_widget_get_accessible (dialog), ATK_ROLE_ALERT);
+ }
+
+ gtk_widget_destroy (hidden);
+
+ xfsm_dialog = XFSM_LOGOUT_DIALOG (dialog);
+
+ /* set mode */
+ xfsm_logout_dialog_set_mode (xfsm_dialog, MODE_LOGOUT_BUTTONS);
+
+ result = xfsm_logout_dialog_run (GTK_DIALOG (dialog), !a11y);
+
+ gtk_widget_hide (dialog);
+
+ if (result == GTK_RESPONSE_OK)
+ {
+ /* store autosave state */
+ if (autosave)
+ *return_save_session = TRUE;
+ else if (xfsm_dialog->save_session != NULL)
+ *return_save_session = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (xfsm_dialog->save_session));
+ else
+ *return_save_session = FALSE;
+
+ /* return the clicked action */
+ *return_type = xfsm_dialog->type_clicked;
+ }
+
+ if (fadeout != NULL)
+ xfsm_fadeout_destroy (fadeout);
+
+ gtk_widget_destroy (dialog);
+
+ /* store channel settings if everything worked fine */
+ if (result == GTK_RESPONSE_OK)
+ {
+ xfconf_channel_set_string (channel, "/general/SessionName", session_name);
+ xfconf_channel_set_bool (channel, "/general/SaveOnExit", *return_save_session);
+ }
+
+ /* save the screenshot */
+ if (screenshot != NULL)
+ {
+ if (result == GTK_RESPONSE_OK)
+ xfsm_logout_dialog_screenshot_save (screenshot, screen, session_name);
+ g_object_unref (G_OBJECT (screenshot));
+ }
+
+ return (result == GTK_RESPONSE_OK);
+}