beforeColumnShow

fires before a column is shown on a page

beforeColumnShow: (column: object) => boolean | void;

Parameters:

The callback of the event is called with the following parameter:

• column: object - an object with a column configuration

Returns:

Return false to prevent a column from being shown; otherwise, true.

Example

treegrid.events.on("beforeColumnShow", (column) => {
    // your logic here
    return false;
});

Related sample: TreeGrid. Events

Change log:

added in v7.0