forked from pool/lxsession
100 lines
3.2 KiB
Diff
100 lines
3.2 KiB
Diff
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diff -urN lxsession-0.4.4.orig/lxsession-logout/lxsession-logout.c lxsession-0.4.4/lxsession-logout/lxsession-logout.c
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--- lxsession-0.4.4.orig/lxsession-logout/lxsession-logout.c 2010-03-31 18:28:50.000000000 +0200
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+++ lxsession-0.4.4/lxsession-logout/lxsession-logout.c 2010-07-14 00:10:28.000000000 +0200
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@@ -25,6 +25,7 @@
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#include <glib/gi18n.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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+#include <sys/wait.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <signal.h>
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@@ -72,6 +73,7 @@
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int ltsp : 1; /* under LTSP environment */
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} HandlerContext;
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+static gboolean lock_screen(void);
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static gboolean verify_running(char * display_manager, char * executable);
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static void logout_clicked(GtkButton * button, HandlerContext * handler_context);
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static void shutdown_clicked(GtkButton * button, HandlerContext * handler_context);
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@@ -83,6 +85,52 @@
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static GtkPositionType get_banner_position(void);
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static GdkPixbuf * get_background_pixbuf(void);
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+/* Try to lock the screen, return TRUE on success, FALSE if no suitable
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+ * screensaver was found or the screensaver command exited abnormally.
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+ */
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+static gboolean lock_screen(void)
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+{
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+ gchar *dummy;
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+ gint exit_status;
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+
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+ if ((dummy = g_find_program_in_path("xscreensaver-command")) != NULL)
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+ {
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+ g_spawn_command_line_sync("xscreensaver-command -lock",
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+ NULL,
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+ NULL,
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+ &exit_status,
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+ NULL);
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+ }
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+ else if ((dummy = g_find_program_in_path("gnome-screensaver-command")) !=
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+ NULL)
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+ {
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+ g_spawn_command_line_sync("gnome-screensaver-command --lock",
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+ NULL,
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+ NULL,
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+ &exit_status,
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+ NULL);
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+ }
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+ else if ((dummy = g_find_program_in_path("xlock")) != NULL)
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+ {
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+ g_spawn_command_line_sync("xlock -mode blank",
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+ NULL,
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+ NULL,
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+ &exit_status,
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+ NULL);
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+ }
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+ else
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+ {
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+ return FALSE;
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+ }
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+
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+ g_free(dummy);
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+
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+ if (WIFEXITED(exit_status) && WEXITSTATUS(exit_status) == 0)
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+ return TRUE;
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+
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+ return FALSE;
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+}
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+
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/* Verify that a program is running and that an executable is available. */
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static gboolean verify_running(char * display_manager, char * executable)
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{
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@@ -187,6 +235,8 @@
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/* Handler for "clicked" signal on Suspend button. */
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static void suspend_clicked(GtkButton * button, HandlerContext * handler_context)
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{
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+ lock_screen();
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+
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if (handler_context->suspend_DeviceKit)
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dbus_DeviceKit_Suspend();
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else if (handler_context->suspend_HAL)
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@@ -197,6 +247,8 @@
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/* Handler for "clicked" signal on Hibernate button. */
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static void hibernate_clicked(GtkButton * button, HandlerContext * handler_context)
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{
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+ lock_screen();
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+
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if (handler_context->hibernate_DeviceKit)
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dbus_DeviceKit_Hibernate();
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else if (handler_context->hibernate_HAL)
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@@ -207,6 +259,8 @@
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/* Handler for "clicked" signal on Switch User button. */
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static void switch_user_clicked(GtkButton * button, HandlerContext * handler_context)
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{
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+ lock_screen();
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+
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if (handler_context->switch_user_GDM)
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g_spawn_command_line_sync("gdmflexiserver --startnew", NULL, NULL, NULL, NULL);
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else if (handler_context->switch_user_KDM)
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