#endif /* HAVE_XTEST */
#endif /* GDK_WINDOWING_X11 */
-#ifdef ENABLE_DBUS
-#include <dbus/dbus.h>
-#include <dbus/dbus-glib.h>
+#include "totem-scrsaver.h"
#define GS_SERVICE "org.gnome.ScreenSaver"
#define GS_PATH "/org/gnome/ScreenSaver"
#define GS_INTERFACE "org.gnome.ScreenSaver"
-#endif /* ENABLE_DBUS */
-
-#include "totem-scrsaver.h"
#define XSCREENSAVER_MIN_TIMEOUT 60
static GObjectClass *parent_class = NULL;
static void totem_scrsaver_finalize (GObject *object);
-
struct TotemScrsaverPrivate {
/* Whether the screensaver is disabled */
gboolean disabled;
-#ifdef ENABLE_DBUS
- DBusGConnection *connection;
- DBusGProxy *gs_proxy;
+ GDBusConnection *connection;
+ gboolean have_screensaver_dbus;
+ guint watch_id;
guint32 cookie;
-#endif /* ENABLE_DBUS */
/* To save the screensaver info */
int timeout;
gboolean have_xtest;
};
+enum {
+ PROP_0,
+ PROP_CONNECTION
+};
+
G_DEFINE_TYPE(TotemScrsaver, totem_scrsaver, G_TYPE_OBJECT)
static gboolean
screensaver_is_running_dbus (TotemScrsaver *scr)
{
-#ifdef ENABLE_DBUS
- if (! scr->priv->connection)
- return FALSE;
-
- if (! scr->priv->gs_proxy)
- return FALSE;
-
- return TRUE;
-#else
- return FALSE;
-#endif /* ENABLE_DBUS */
+ return scr->priv->have_screensaver_dbus;
}
static void
screensaver_inhibit_dbus (TotemScrsaver *scr,
gboolean inhibit)
{
-#ifdef ENABLE_DBUS
- GError *error;
- gboolean res;
+ TotemScrsaverPrivate *priv = scr->priv;
+ GError *error = NULL;
+ GVariant *value;
- g_return_if_fail (scr != NULL);
- g_return_if_fail (scr->priv->connection != NULL);
- g_return_if_fail (scr->priv->gs_proxy != NULL);
+ if (!priv->have_screensaver_dbus)
+ return;
- error = NULL;
if (inhibit) {
- char *application;
- char *reason;
- guint32 cookie;
-
- application = g_strdup ("Evince");
- reason = g_strdup (_("Running in presentation mode"));
-
- res = dbus_g_proxy_call (scr->priv->gs_proxy,
- "Inhibit",
- &error,
- G_TYPE_STRING, application,
- G_TYPE_STRING, reason,
- G_TYPE_INVALID,
- G_TYPE_UINT, &cookie,
- G_TYPE_INVALID);
-
- if (res) {
+ value = g_dbus_connection_call_sync (priv->connection,
+ GS_SERVICE,
+ GS_PATH,
+ GS_INTERFACE,
+ "Inhibit",
+ g_variant_new ("(ss)",
+ "Evince",
+ _("Running in presentation mode")),
+ G_DBUS_CALL_FLAGS_NO_AUTO_START,
+ -1,
+ NULL,
+ &error);
+ if (error && g_error_matches (error, G_DBUS_ERROR, G_DBUS_ERROR_UNKNOWN_METHOD)) {
+ /* try the old API */
+ g_clear_error (&error);
+ value = g_dbus_connection_call_sync (priv->connection,
+ GS_SERVICE,
+ GS_PATH,
+ GS_INTERFACE,
+ "InhibitActivation",
+ g_variant_new ("(s)",
+ _("Running in presentation mode")),
+ G_DBUS_CALL_FLAGS_NO_AUTO_START,
+ -1,
+ NULL,
+ &error);
+ }
+ if (value != NULL) {
/* save the cookie */
- scr->priv->cookie = cookie;
+ if (g_variant_is_of_type (value, G_VARIANT_TYPE ("(u)")))
+ g_variant_get (value, "(u)", &priv->cookie);
+ else
+ priv->cookie = 0;
+ g_variant_unref (value);
} else {
- /* try the old API */
- res = dbus_g_proxy_call (scr->priv->gs_proxy,
- "InhibitActivation",
- NULL,
- G_TYPE_STRING, reason,
- G_TYPE_INVALID,
- G_TYPE_INVALID);
- if (res)
- g_error_free (error);
+ g_warning ("Problem inhibiting the screensaver: %s", error->message);
+ g_error_free (error);
}
- g_free (reason);
- g_free (application);
-
} else {
- res = dbus_g_proxy_call (scr->priv->gs_proxy,
- "UnInhibit",
- &error,
- G_TYPE_UINT, scr->priv->cookie,
- G_TYPE_INVALID,
- G_TYPE_INVALID);
- if (res) {
+ value = g_dbus_connection_call_sync (priv->connection,
+ GS_SERVICE,
+ GS_PATH,
+ GS_INTERFACE,
+ "UnInhibit",
+ g_variant_new ("(u)", priv->cookie),
+ G_DBUS_CALL_FLAGS_NO_AUTO_START,
+ -1,
+ NULL,
+ &error);
+ if (error && g_error_matches (error, G_DBUS_ERROR, G_DBUS_ERROR_UNKNOWN_METHOD)) {
+ /* try the old API */
+ g_clear_error (&error);
+ value = g_dbus_connection_call_sync (priv->connection,
+ GS_SERVICE,
+ GS_PATH,
+ GS_INTERFACE,
+ "AllowActivation",
+ g_variant_new ("()"),
+ G_DBUS_CALL_FLAGS_NO_AUTO_START,
+ -1,
+ NULL,
+ &error);
+ }
+ if (value != NULL) {
/* clear the cookie */
- scr->priv->cookie = 0;
+ priv->cookie = 0;
+ g_variant_unref (value);
} else {
- /* try the old API */
- res = dbus_g_proxy_call (scr->priv->gs_proxy,
- "AllowActivation",
- NULL,
- G_TYPE_INVALID,
- G_TYPE_INVALID);
- if (res)
- g_error_free (error);
- }
- }
-
- if (! res) {
- if (error) {
- g_warning ("Problem inhibiting the screensaver: %s", error->message);
+ g_warning ("Problem uninhibiting the screensaver: %s", error->message);
g_error_free (error);
}
}
-#endif /* ENABLE_DBUS */
}
static void
screensaver_inhibit_dbus (scr, TRUE);
}
-#ifdef ENABLE_DBUS
static void
-gs_proxy_destroy_cb (GObject *proxy,
- TotemScrsaver *scr)
+screensaver_dbus_appeared_cb (GDBusConnection *connection,
+ const char *name,
+ const char *name_owner,
+ gpointer user_data)
{
- g_warning ("Detected that GNOME screensaver has left the bus");
+ TotemScrsaver *scr = TOTEM_SCRSAVER (user_data);
+ TotemScrsaverPrivate *priv = scr->priv;
+
+ g_assert (connection == priv->connection);
- /* just invalidate for now */
- scr->priv->gs_proxy = NULL;
+ priv->have_screensaver_dbus = TRUE;
}
-#endif
static void
-screensaver_init_dbus (TotemScrsaver *scr)
+screensaver_dbus_disappeared_cb (GDBusConnection *connection,
+ const char *name,
+ gpointer user_data)
{
-#ifdef ENABLE_DBUS
- GError *error = NULL;
-
- scr->priv->connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error);
+ TotemScrsaver *scr = TOTEM_SCRSAVER (user_data);
+ TotemScrsaverPrivate *priv = scr->priv;
- if (! scr->priv->connection) {
- if (error) {
- g_warning ("Failed to connect to the session bus: %s", error->message);
- g_error_free (error);
- }
- return;
- }
+ g_assert (connection == priv->connection);
- scr->priv->gs_proxy = dbus_g_proxy_new_for_name_owner (scr->priv->connection,
- GS_SERVICE,
- GS_PATH,
- GS_INTERFACE,
- NULL);
- if (scr->priv->gs_proxy != NULL) {
- g_signal_connect_object (scr->priv->gs_proxy,
- "destroy",
- G_CALLBACK (gs_proxy_destroy_cb),
- scr,
- 0);
-
- }
-#endif /* ENABLE_DBUS */
+ priv->have_screensaver_dbus = FALSE;
}
static void
screensaver_finalize_dbus (TotemScrsaver *scr)
{
-#ifdef ENABLE_DBUS
- if (scr->priv->gs_proxy) {
- g_object_unref (scr->priv->gs_proxy);
- }
-#endif /* ENABLE_DBUS */
+ TotemScrsaverPrivate *priv = scr->priv;
+
+ if (priv->connection == NULL)
+ return;
+
+ g_bus_unwatch_name (priv->watch_id);
+
+ g_object_unref (priv->connection);
}
#ifdef GDK_WINDOWING_X11
}
#endif
+static void
+totem_scrsaver_constructed (GObject *object)
+{
+ TotemScrsaver *scr = TOTEM_SCRSAVER (object);
+ TotemScrsaverPrivate *priv = scr->priv;
+
+ if (priv->connection == NULL)
+ return;
+
+ priv->watch_id = g_bus_watch_name_on_connection (priv->connection,
+ GS_SERVICE,
+ G_BUS_NAME_WATCHER_FLAGS_NONE,
+ screensaver_dbus_appeared_cb,
+ screensaver_dbus_disappeared_cb,
+ scr, NULL);
+}
+
+static void
+totem_scrsaver_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ TotemScrsaver *scr = TOTEM_SCRSAVER (object);
+ TotemScrsaverPrivate *priv = scr->priv;
+
+ switch (prop_id) {
+ case PROP_CONNECTION:
+ priv->connection = g_value_dup_object (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
static void
totem_scrsaver_class_init (TotemScrsaverClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
- parent_class = g_type_class_peek_parent (klass);
-
+ object_class->set_property = totem_scrsaver_set_property;
+ object_class->constructed = totem_scrsaver_constructed;
object_class->finalize = totem_scrsaver_finalize;
+
+ g_object_class_install_property (object_class,
+ PROP_CONNECTION,
+ g_param_spec_object ("connection", NULL, NULL,
+ G_TYPE_DBUS_CONNECTION,
+ G_PARAM_WRITABLE |
+ G_PARAM_CONSTRUCT_ONLY |
+ G_PARAM_STATIC_STRINGS));
}
+/**
+ * totem_scrsaver_new:
+ * @connection: (allow-none): a #GDBusConnection, or %NULL
+ *
+ * Creates a #TotemScrsaver object. If @connection is non-%NULL,
+ * and the GNOME screen saver is running, it uses its DBUS interface to
+ * inhibit the screensaver; otherwise it falls back to using the X
+ * screensaver functionality for this.
+ *
+ * Returns: a newly created #TotemScrsaver
+ */
TotemScrsaver *
-totem_scrsaver_new (void)
+totem_scrsaver_new (GDBusConnection *connection)
{
- return TOTEM_SCRSAVER (g_object_new (TOTEM_TYPE_SCRSAVER, NULL));
+ return g_object_new (TOTEM_TYPE_SCRSAVER,
+ "connection", connection,
+ NULL);
}
static void
totem_scrsaver_init (TotemScrsaver *scr)
{
- scr->priv = g_new0 (TotemScrsaverPrivate, 1);
+ scr->priv = G_TYPE_INSTANCE_GET_PRIVATE (scr, TOTEM_TYPE_SCRSAVER, TotemScrsaverPrivate);
- screensaver_init_dbus (scr);
#ifdef GDK_WINDOWING_X11
screensaver_init_x11 (scr);
#else
{}
#endif
- g_free (scr->priv);
-
- if (G_OBJECT_CLASS (parent_class)->finalize != NULL) {
- (* G_OBJECT_CLASS (parent_class)->finalize) (object);
- }
+ G_OBJECT_CLASS (parent_class)->finalize (object);
}
-