Stetic.Editor.SelectImageDialog.OnResourceNameChanged C# (CSharp) Method

        protected void OnResourceNameChanged(object ob, EventArgs args)
        {
            Gdk.Pixbuf pix = (Gdk.Pixbuf) resources [resourceNameEntry.Text];
            if (pix != null)
                previewResource.Pixbuf = pix;
            else {
                if (missingThumbnail == null)
                    missingThumbnail = WidgetUtils.MissingIcon;
                previewResource.Pixbuf = missingThumbnail;
            }
            UpdateButtons ();
        }