SMART datagrid v.1 > Classes > GroupRow

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DataLudi.GroupRow.isDescendant  method

如果通过参数row而指定的网格行为该组行的子孙行，就会返回true。 

function isDescendant (row: GridRow): Boolean;
Returns
Boolean
Parameters
row - GridRow. required.
Code -1
    var row = grid.getRowOfDataIndex(0);
    var group = grid.focusedRow();
    if (group instanceof GroupRow) {
        if (group.isDescendant(row)) {
            grid.setFocusedRow(row, true);
        }
    }
See Also
count
children
descendantCount
getDescendants
Examples
行分组
合并模式分组