SMART datagrid v.1 > Classes > OperateOptions
If it is true, you will not be able to move the column which has done merged grouping.
Defaults to true.
grid.setOptions({
operate: {
fixMergeGroupedColumns: true
}
});
grid.setOperateOptions({
fixMergeGroupedColumns: true
});
grid.operateOptions().setFixMergeGroupedColumns(true);