"\t\t\tthis.addHighlight(null, \"\"); ",
"\t\t\treturn is_shift ? Gdk.DragAction.MOVE : Gdk.DragAction.COPY;\t\t",
"\t\t}",
"\t\tif (_this.view.dragNode != null && is_shift) {",
" \t\t\tif (node.oid == _this.view.dragNode.oid || node.has_parent(_this.view.dragNode)) {",
"\t\t\tthis.addHighlight(null, \"\"); ",
"\t\t\treturn is_shift ? Gdk.DragAction.MOVE : Gdk.DragAction.COPY;\t\t",
"\t\t}",
"\t\tif (_this.view.dragNode != null && is_shift) {",
" \t\t\tif (node.oid == _this.view.dragNode.oid || node.has_parent(_this.view.dragNode)) {",