SMART datagrid v.1 > Classes > GridDataSet

DataLudi.GridDataSet.setRowCount  method

Change the number of data rows. 

If count parameter is less than the existing row number, the rows after count will be deleted. Deleting event will not be fired. If count is greater than the existing row number, the data rows as much as needed will be added. 

If actually change the row number, onRefresh, onRowCountChanged events will be fired in order. 

If do not specify fillDefaults and defaultValues, the appended row will exist as an empty state without value, and it can be filled in with values by updateRow later. You can check whether the data row is empty by calling hasData. 

Returns

Void

Parameters

count - Number. required.

fillDefaults - Boolean. Defaults to false.

If it is true, when defaultValue of data field is not undefined, it will be initialized as this value.

defaultValues - [*]. Defaults to null.

When not initialized as properties of data field, if the field value corresponding to defaultValues is not undefined, it will be initialized as this value.

rowState - String. Defaults to ""none"".

If checkStates of data set is true, it will initialize the state of each data row by rowState.

    $("$addRows").click(function () {
        var defaults = ['seoul', undefined, 7878, 'ludi'];
        ds.setRowCount(ds.rowCount() + 2, true, defaults);
    });

See Also

hasData

DataField.defaultValue

DataSet.rowCount

DataSet.checkStates

DataSet.onRefresh

DataSet.onRowCountChanged

Examples

Set Row Count