onBeforeColumnHide

fires before a column is hidden in a datagrid

function onBeforeColumnHide(
    // the column ID
    id: string
): void

Example

datagrid1.attachEvent("onBeforeColumnHide", function(id){
  // some code
});

Details

The event can be used to prevent the column from being hidden. If a handler returns false, the column will not be hidden.