formatter: Make the emit_loaded a real method and not a virtual method

+ Modify formatter subclasses accordingly

API:ges_formatter_emit_loaded

This API wasn't released so it could still be changed

ges/ges-formatter.c

@@ -39,8 +39,8 @@
  * Support for saving or loading new formats can be added by creating a subclass of
  * #GESFormatter and implement the various vmethods of #GESFormatterClass.
  *
- * Note that subclasses should call project_loaded wen they are done loading
- * a project.
+ * Note that subclasses should call ges_formatter_project_loaded when they are done
+ * loading a project.
  **/
 
 #include <gst/gst.h>
@@ -76,9 +76,6 @@ static gboolean default_can_save_uri (const gchar * uri);
 static void discovery_error_cb (GESTimeline * timeline,
     GESTimelineFileSource * tfs, GError * error, GESFormatter * formatter);
 
-static gboolean project_loaded (GESFormatter * formatter,
-    GESTimeline * timeline);
-
 enum
 {
   SOURCE_MOVED_SIGNAL,
@@ -123,7 +120,6 @@ ges_formatter_class_init (GESFormatterClass * klass)
   klass->load_from_uri = load_from_uri;
   klass->save_to_uri = save_to_uri;
   klass->update_source_uri = NULL;
-  klass->project_loaded = project_loaded;
 }
 
 static void
@@ -594,11 +590,22 @@ discovery_error_cb (GESTimeline * timeline,
   }
 }
 
-static gboolean
-project_loaded (GESFormatter * formatter, GESTimeline * timeline)
+/*< protected >*/
+/**
+ * ges_formatter_emit_loaded:
+ * @formatter: The #GESFormatter from which to emit the "project-loaded" signal
+ *
+ * Emits the "loaded" signal. This method should be called by sublasses when
+ * the project is fully loaded.
+ *
+ * Returns: %TRUE if the signale could be emitted %FALSE otherwize
+ */
+gboolean
+ges_formatter_emit_loaded (GESFormatter * formatter)
 {
   GST_INFO_OBJECT (formatter, "Emit project loaded");
-  g_signal_emit (formatter, ges_formatter_signals[LOADED_SIGNAL], 0, timeline);
+  g_signal_emit (formatter, ges_formatter_signals[LOADED_SIGNAL], 0,
+      formatter->timeline);
 
   return TRUE;
 }

ges/ges-formatter.h

@@ -140,7 +140,6 @@ typedef gboolean (*GESFormatterLoadedMethod) (GESFormatter *formatter,
  * @save_to_uri: class method to serialize data to a URI
  * @update_source_uri: virtual method to specify that a source has moved, and thus its URI
  * must be set to its new location (specified by the user)
- * @project_loaded: Must be called by subclasses when done loading a project
  *
  * GES Formatter class. Override the vmethods to implement the formatter functionnality.
  */
@@ -153,7 +152,6 @@ struct _GESFormatterClass {
   GESFormatterLoadFromURIMethod load_from_uri;
   GESFormatterSaveToURIMethod save_to_uri;
   GESFormatterSourceMovedMethod update_source_uri;
-  GESFormatterLoadedMethod project_loaded;
 
   /*< private >*/
   /* FIXME : formatter name */
@@ -188,6 +186,10 @@ gboolean
 ges_formatter_update_source_uri         (GESFormatter * formatter,
     GESTimelineFileSource * source, gchar * new_uri);
 
+/*< protected >*/
+gboolean
+ges_formatter_emit_loaded       (GESFormatter * formatter);
+
 /* Non-standard methods. WILL BE DEPRECATED */
 gboolean ges_formatter_load             (GESFormatter * formatter,
 					 GESTimeline * timeline);

ges/ges-pitivi-formatter.c

@@ -807,12 +807,8 @@ track_object_added_cb (GESTimelineObject * object,
     g_hash_table_steal (props_table, "current-formatter");
 
     priv->sources_to_load = g_list_remove (priv->sources_to_load, object);
-    if (!priv->sources_to_load) {
-      GESFormatterClass *klass = GES_FORMATTER_GET_CLASS (formatter);
-
-      klass->project_loaded (GES_FORMATTER (formatter),
-          GES_FORMATTER (formatter)->timeline);
-    }
+    if (!priv->sources_to_load)
+      ges_formatter_emit_loaded (GES_FORMATTER (formatter));
   }
 
   if (lockedstr && !g_strcmp0 (lockedstr, "(bool)False"))
@@ -909,7 +905,7 @@ make_source (GESFormatter * self, GList * reflist, GHashTable * source_table)
     if (!(layer = g_hash_table_lookup (priv->layers_table, &prio))) {
       layer = ges_timeline_layer_new ();
       g_object_set (layer, "auto-transition", TRUE, "priority", prio, NULL);
-      ges_timeline_add_layer (priv->timeline, layer);
+      ges_timeline_add_layer (self->timeline, layer);
       g_hash_table_insert (priv->layers_table, g_memdup (&prio,
               sizeof (guint64)), layer);
     }
@@ -1106,9 +1102,7 @@ load_pitivi_file_from_uri (GESFormatter * self,
    * 'project-loaded' signal.
    */
   if (!g_hash_table_size (priv->timeline_objects_table)) {
-    GESFormatterClass *klass = GES_FORMATTER_GET_CLASS (self);
-
-    klass->project_loaded (self, self->timeline);
+    ges_formatter_emit_loaded (self);
   } else {
     if (!make_timeline_objects (self)) {
       GST_ERROR ("Couldn't deserialise the project properly");