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authorTed Gould <ted@canonical.com>2009-10-07 11:57:52 -0400
committerTed Gould <ted@canonical.com>2009-10-07 11:57:52 -0400
commit22a02f891220f637ec1b451b517f25b69cbe8b01 (patch)
tree98f506f403a907401f5b99286c31f7e788c7792b /src
parent18d5a15229b093fbecc358f6883ae9811d5c97d6 (diff)
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Adding throttle and unthrottle functions
Diffstat (limited to 'src')
-rw-r--r--src/lock-helper.c79
-rw-r--r--src/lock-helper.h3
2 files changed, 82 insertions, 0 deletions
diff --git a/src/lock-helper.c b/src/lock-helper.c
index 5f32c0c..b202b9d 100644
--- a/src/lock-helper.c
+++ b/src/lock-helper.c
@@ -24,6 +24,8 @@ with this program. If not, see <http://www.gnu.org/licenses/>.
static DBusGProxy * gss_proxy = NULL;
static GMainLoop * gss_mainloop = NULL;
+static guint cookie = 0;
+static DBusGProxyCall * cookie_call = NULL;
static DBusGProxy * gdm_settings_proxy = NULL;
static gboolean gdm_auto_login = FALSE;
@@ -33,6 +35,83 @@ static gboolean is_guest = FALSE;
static gdm_autologin_cb_t gdm_autologin_cb = NULL;
+/* Checks to see if there is an error and reports
+ it. Not much else we can do. */
+static void
+unthrottle_return (DBusGProxy * proxy, DBusGProxyCall * call, gpointer data)
+{
+ GError * error = NULL;
+ dbus_g_proxy_end_call(proxy, call, &error,
+ G_TYPE_INVALID);
+
+ if (error != NULL) {
+ g_warning("Unable to unthrottle: %s", error->message);
+ }
+ return;
+}
+
+/* Sends an unthrottle if we're throttled. */
+void
+screensaver_unthrottle (void)
+{
+ g_return_if_fail(cookie != 0);
+
+ dbus_g_proxy_begin_call(gss_proxy, "UnThrottle",
+ unthrottle_return, NULL,
+ NULL,
+ G_TYPE_UINT, cookie,
+ G_TYPE_INVALID);
+
+ cookie = 0;
+ return;
+}
+
+/* Gets there return cookie from the throttle command
+ and sets things valid */
+static void
+throttle_return (DBusGProxy * proxy, DBusGProxyCall * call, gpointer data)
+{
+ GError * error = NULL;
+ cookie_call = NULL;
+
+ dbus_g_proxy_end_call(proxy, call, &error,
+ G_TYPE_UINT, &cookie,
+ G_TYPE_INVALID);
+
+ if (error != NULL) {
+ g_warning("Unable to throttle the screensaver: %s", error->message);
+ return;
+ }
+
+
+ if (cookie == 0) {
+ g_warning("We didn't get a throttle cookie!");
+ }
+
+ return;
+}
+
+/* Throttling the screensaver by using the screen saver
+ command. */
+void
+screensaver_throttle (gchar * reason)
+{
+ g_return_if_fail(cookie_call == NULL);
+ g_return_if_fail(will_lock_screen());
+
+ if (cookie != 0) {
+ screensaver_unthrottle();
+ }
+
+ cookie_call = dbus_g_proxy_begin_call(gss_proxy, "Throttle",
+ throttle_return, NULL,
+ NULL,
+ G_TYPE_STRING, reason,
+ G_TYPE_INVALID);
+
+ return;
+}
+
/* Setting up a call back */
void
lock_screen_gdm_cb_set (gdm_autologin_cb_t cb)
diff --git a/src/lock-helper.h b/src/lock-helper.h
index f9405ac..b4a382e 100644
--- a/src/lock-helper.h
+++ b/src/lock-helper.h
@@ -26,6 +26,9 @@ with this program. If not, see <http://www.gnu.org/licenses/>.
typedef void (*gdm_autologin_cb_t) (void);
+void screensaver_throttle (gchar * reason);
+void screensaver_unthrottle (void);
+
gboolean will_lock_screen (void);
void lock_screen (DbusmenuMenuitem * mi, gpointer data);
gboolean lock_screen_setup (gpointer data);