Fix 1796110: don't try finding the specified canvas when no canvas is specified ...

git-svn-id: http://svn.voria.com/code@686 1f10aa63-cdf2-0310-b900-c93c546f37ac

diff --git a/synfig-studio/trunk/src/gtkmm/widget_canvaschooser.cpp b/synfig-studio/trunk/src/gtkmm/widget_canvaschooser.cpp
index c6f97cd..0df22a7 100644 (file)
--- a/synfig-studio/trunk/src/gtkmm/widget_canvaschooser.cpp
+++ b/synfig-studio/trunk/src/gtkmm/widget_canvaschooser.cpp
@@ -129,7 +129,14 @@ void
 Widget_CanvasChooser::chooser_menu()
 {
        String canvas_name;
-       App::dialog_entry(_("Choose Canvas"),_("Enter the relative name of the canvas that you want"),canvas_name);
+
+       if (!App::dialog_entry(_("Choose Canvas"),_("Enter the relative name of the canvas that you want"),canvas_name))
+       {
+               // the user hit 'cancel', so set the parameter back to its previous value
+               set_value_(canvas);
+               return;
+       }
+
        Canvas::Handle new_canvas;
        try
        {