Fix bug [ 2096641 ] Thrown exception when all Cpoints are removed in the

gradient editor

git-svn-id: https://synfig.svn.sourceforge.net/svnroot/synfig@2056 1f10aa63-cdf2-0310-b900-c93c546f37ac

diff --git a/synfig-studio/trunk/src/gtkmm/widget_gradient.cpp b/synfig-studio/trunk/src/gtkmm/widget_gradient.cpp
index f5ac42f..596feda 100644 (file)
--- a/synfig-studio/trunk/src/gtkmm/widget_gradient.cpp
+++ b/synfig-studio/trunk/src/gtkmm/widget_gradient.cpp
@@ -295,6 +295,7 @@ Widget_Gradient::on_event(GdkEvent *event)
                case GDK_MOTION_NOTIFY:
                        if(editable_ && y>get_height()-CONTROL_HEIGHT)
                        {
+                               if(!gradient_.size()) return true;
                                Gradient::iterator iter(gradient_.find(selected_cpoint));
 
                                if(event->button.state&GDK_SHIFT_MASK)