Revert "main: Remove dnd support for the video widget"

This reverts commit 73e372b17c9b863cc71c31a1c4286c77cf7d6e0e.

1 files changed, 143 insertions, 0 deletions

diff --git a/src/totem-object.c b/src/totem-object.c
index 196076aa3..ffad22451 100644
--- a/src/totem-object.c
+++ b/src/totem-object.c
@@ -83,6 +83,12 @@
 
 #define TOTEM_SESSION_SAVE_TIMEOUT 10 /* seconds */
 
+/* casts are to shut gcc up */
+static const GtkTargetEntry target_table[] = {
+	{ (gchar*) "text/uri-list", 0, 0 },
+	{ (gchar*) "_NETSCAPE_URL", 0, 1 }
+};
+
 static gboolean totem_object_open_files_list (TotemObject *totem, GSList *list);
 static void update_buttons (TotemObject *totem);
 static void update_fill (TotemObject *totem, gdouble level);
@@ -2095,6 +2101,137 @@ totem_object_show_help (TotemObject *totem)
 	}
 }
 
+/* This is called in the main thread */
+static void
+totem_object_drop_files_finished (TotemPlaylist *playlist, GAsyncResult *result, TotemObject *totem)
+{
+	char *mrl, *subtitle;
+
+	/* Reconnect the playlist's changed signal (which was disconnected below in totem_object_drop_files(). */
+	g_signal_connect (G_OBJECT (playlist), "changed", G_CALLBACK (playlist_changed_cb), totem);
+	mrl = totem_playlist_get_current_mrl (playlist, &subtitle);
+	totem_object_set_mrl_and_play (totem, mrl, subtitle);
+	g_free (mrl);
+	g_free (subtitle);
+
+	g_object_unref (totem);
+}
+
+static gboolean
+totem_object_drop_files (TotemObject      *totem,
+			 GtkSelectionData *data,
+			 int               drop_type,
+			 gboolean          empty_pl)
+{
+	char **list;
+	guint i, len;
+	GList *p, *file_list, *mrl_list = NULL;
+	gboolean cleared = FALSE;
+
+	list = g_uri_list_extract_uris ((const char *) gtk_selection_data_get_data (data));
+	file_list = NULL;
+
+	for (i = 0; list[i] != NULL; i++) {
+		char *filename;
+
+		if (list[i] == NULL)
+			continue;
+
+		filename = totem_create_full_path (list[i]);
+		file_list = g_list_prepend (file_list,
+					    filename ? filename : g_strdup (list[i]));
+	}
+	g_strfreev (list);
+
+	if (file_list == NULL)
+		return FALSE;
+
+	if (drop_type != 1)
+		file_list = g_list_sort (file_list, (GCompareFunc) strcmp);
+	else
+		file_list = g_list_reverse (file_list);
+
+	/* How many files? Check whether those could be subtitles */
+	len = g_list_length (file_list);
+	if (len == 1 || (len == 2 && drop_type == 1)) {
+		if (totem_uri_is_subtitle (file_list->data) != FALSE) {
+			totem_playlist_set_current_subtitle (totem->playlist, file_list->data);
+			goto bail;
+		}
+	}
+
+	if (empty_pl != FALSE) {
+		/* The function that calls us knows better if we should be doing something with the changed playlist... */
+		g_signal_handlers_disconnect_by_func (G_OBJECT (totem->playlist), playlist_changed_cb, totem);
+		totem_playlist_clear (totem->playlist);
+		cleared = TRUE;
+	}
+
+	/* Add each MRL to the playlist asynchronously */
+	for (p = file_list; p != NULL; p = p->next) {
+		const char *filename, *title;
+
+		filename = p->data;
+		title = NULL;
+
+		/* Super _NETSCAPE_URL trick */
+		if (drop_type == 1) {
+			p = p->next;
+			if (p != NULL) {
+				if (g_str_has_prefix (p->data, "File:") != FALSE)
+					title = (char *)p->data + 5;
+				else
+					title = p->data;
+			}
+		}
+
+		/* Add the MRL data to the list of MRLs to add to the playlist */
+		mrl_list = g_list_prepend (mrl_list, totem_playlist_mrl_data_new (filename, title));
+	}
+
+	/* Add the MRLs to the playlist asynchronously and in order. We need to reconnect playlist's "changed" signal once all of the add-MRL
+	 * operations have completed. If we haven't cleared the playlist, there's no need to do this. */
+	if (mrl_list != NULL && cleared == TRUE) {
+		totem_playlist_add_mrls (totem->playlist, g_list_reverse (mrl_list), TRUE, NULL,
+		                         (GAsyncReadyCallback) totem_object_drop_files_finished, g_object_ref (totem));
+	} else if (mrl_list != NULL) {
+		totem_playlist_add_mrls (totem->playlist, g_list_reverse (mrl_list), TRUE, NULL, NULL, NULL);
+	}
+
+bail:
+	g_list_free_full (file_list, g_free);
+
+	return TRUE;
+}
+
+static void
+drop_video_cb (GtkWidget          *widget,
+	       GdkDragContext     *context,
+	       gint                x,
+	       gint                y,
+	       GtkSelectionData   *data,
+	       guint               info,
+	       guint               _time,
+	       Totem              *totem)
+{
+	GtkWidget *source_widget;
+	gboolean empty_pl;
+	GdkDragAction action = gdk_drag_context_get_selected_action (context);
+
+	source_widget = gtk_drag_get_source_widget (context);
+
+	/* Drop of video on itself */
+	if (source_widget && widget == source_widget && action == GDK_ACTION_MOVE) {
+		gtk_drag_finish (context, FALSE, FALSE, _time);
+		return;
+	}
+
+	empty_pl = (action == GDK_ACTION_MOVE);
+	totem_object_drop_files (totem, data, info, empty_pl);
+	gtk_drag_finish (context, TRUE, FALSE, _time);
+	return;
+}
+
 static void
 back_button_clicked_cb (GtkButton   *button,
 			TotemObject *totem)
@@ -3832,6 +3969,12 @@ video_widget_create (TotemObject *totem)
 	g_signal_connect (G_OBJECT(totem->bvw), "key_release_event",
 			G_CALLBACK (window_key_press_event_cb), totem);
 
+	g_signal_connect (G_OBJECT (totem->bvw), "drag_data_received",
+			G_CALLBACK (drop_video_cb), totem);
+	gtk_drag_dest_set (GTK_WIDGET (totem->bvw), GTK_DEST_DEFAULT_ALL,
+			   target_table, G_N_ELEMENTS (target_table),
+			   GDK_ACTION_MOVE | GDK_ACTION_COPY);
+
 	bvw = &(totem->bvw);
 	g_object_add_weak_pointer (G_OBJECT (totem->bvw),
 				   (gpointer *) bvw);