Delay disk file checks when switching between documents a little bit to avoid…

Delay disk file checks when switching between documents a little bit to avoid fast, unintentional page switching in some cases.

git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@3646 ea778897-0a13-0410-b9d1-a72fbfd435f5

ChangeLog

+2009-03-24  Enrico Tröger  <enrico(dot)troeger(at)uvena(dot)de>
+
+ * src/callbacks.c:
+   Delay disk file checks when switching between documents a little
+   bit to avoid fast, unintentional page switching in some cases.
+
+
 2009-03-22  Enrico Tröger  <enrico(dot)troeger(at)uvena(dot)de>
 
  * tagmanager/css.c:

src/callbacks.c

@@ -682,6 +682,13 @@ on_toolbutton_preferences_clicked      (GtkAction       *action,
 }
 
 
+static gboolean delayed_check_disk_status(gpointer data)
+{
+	document_check_disk_status(data, FALSE);
+	return FALSE;
+}
+
+
 /* Changes window-title after switching tabs and lots of other things.
  * note: using 'after' makes Scintilla redraw before the UI, appearing more responsive */
 void
@@ -709,7 +716,10 @@ on_notebook1_switch_page_after         (GtkNotebook     *notebook,
 		build_menu_update(doc);
 		treeviews_update_tag_list(doc, FALSE);
 
-		document_check_disk_status(doc, FALSE);
+		/* We delay the check to avoid weird fast, unintended switching of notebook pages when
+		 * the 'file has changed' dialog is shown while the switch event is not yet completely
+		 * finished. So, we check after the switch has been performed to be safe. */
+		g_idle_add(delayed_check_disk_status, doc);
 
 #ifdef HAVE_VTE
 		vte_cwd((doc->real_path != NULL) ? doc->real_path : doc->file_name, FALSE);