SMART datagrid v.1 > Classes > ColumnGroup

DataLudi.ColumnGroup.summaryDelegate  property

The column displayed as a representative instead of Header Summaries of all child column in cell area of this column group of Grid Header Summary. 

You can directly specify Column Name or Column Object. If not the child column of this column group, it will be ignored. 

Defaults to null.

Getter

function summaryDelegate(): String|Column

Setter

function setSummaryDelegate(value: String|Column)

    var columns = [{
        name: 'groupDate',
        summaryDelegate: 'shipDate',
        columns: [{
            name: 'orderDate'
        }, {
            name: 'shipDate'
        }]
    },
    ...
    ];
    grid.setColumns(columns);

    var group = grid.columnByName('groupDate');
    // Specify as column name
    group.setSummaryDelegate('shipDate')
    // or, directly specify column object
    group.setSummaryDelegate(group.columnByName('shipDate');

See Also

headerDelegate

footerDelegate

groupFooterDelegate

Examples

Delegate Columns

Column Grouping