SMART datagrid v.1 > Classes > TreeView

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DataLudi.TreeView.expand  method

展开通过参数row而指定的树行。 

如果参数recursivetrue,就会同时展开子孙行。 在展开之前,将会触发onExpanding事件,并且在展开之后,将会触发onExpanded事件。 如果是已经被expanded的行,就只会在forcetrue时,才会展开子孙行。 

function expand (row: TreeRow, recursive: Boolean, force: Boolean);
Returns
Void
Parameters
row - TreeRow. required.
recursive - Boolean. 默认值为false.
force - Boolean. 默认值为false.
Code -1
    $('#btnExpand').click(function () {
        var row = tree.focusedRow();
        row && tree.expand(row, true, true);
    });
See Also
collapse
GroupRow.expanded
树概述
Examples
Hello Tree