[gedit] Documents panel misbehaves when adding new tabs.

[Paolo Borelli <pborelli src gnome org>]

commit 983d4c0cf22854d4144a64e995c1276ed5c1eb21
Author: Paolo Borelli <pborelli gnome org>
Date:   Mon Dec 26 16:19:14 2011 +0100

    Documents panel misbehaves when adding new tabs.
    
    Block the selection changed callback while refresing the list.

 gedit/gedit-documents-panel.c |   16 ++++++++++++----
 1 files changed, 12 insertions(+), 4 deletions(-)
---
diff --git a/gedit/gedit-documents-panel.c b/gedit/gedit-documents-panel.c
index a03af3d..a098892 100644
--- a/gedit/gedit-documents-panel.c
+++ b/gedit/gedit-documents-panel.c
@@ -53,6 +53,7 @@ struct _GeditDocumentsPanelPrivate
 	GtkWidget          *treeview;
 	GtkTreeModel       *model;
 
+	guint               selection_changed_handler_id;
 	guint               refresh_idle_id;
 
 	guint               adding_tab : 1;
@@ -410,8 +411,13 @@ refresh_notebook_foreach (GeditNotebook       *notebook,
 static gboolean
 refresh_list_idle (GeditDocumentsPanel *panel)
 {
+	GtkTreeSelection *selection;
+
 	gedit_debug (DEBUG_PANEL);
 
+	selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (panel->priv->treeview));
+	g_signal_handler_block (selection, panel->priv->selection_changed_handler_id);
+
 	gtk_tree_store_clear (GTK_TREE_STORE (panel->priv->model));
 
 	panel->priv->adding_tab = TRUE;
@@ -426,6 +432,8 @@ refresh_list_idle (GeditDocumentsPanel *panel)
 
 	panel->priv->refresh_idle_id = 0;
 
+	g_signal_handler_unblock (selection, panel->priv->selection_changed_handler_id);
+
 	return FALSE;
 }
 
@@ -1162,10 +1170,10 @@ gedit_documents_panel_init (GeditDocumentsPanel *panel)
 
 	selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (panel->priv->treeview));
 	gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
-	g_signal_connect (selection,
-			  "changed",
-			  G_CALLBACK (treeview_selection_changed),
-			  panel);
+	panel->priv->selection_changed_handler_id = g_signal_connect (selection,
+								      "changed",
+								       G_CALLBACK (treeview_selection_changed),
+								       panel);
 
 	g_signal_connect (panel->priv->treeview,
 			  "button-press-event",