Returns or sets the data source type for the specified chart workspace. Read-only ChartDataSourceTypeEnum .
| ChartDataSourceTypeEnum can be one of these ChartDataSourceTypeEnum constants. |
| chDataSourceTypeDSC |
| chDataSourceTypePivotTable |
| chDataSourceTypeQuery |
| chDataSourceTypeSpreadsheet |
| chDataSourceTypeUnknown |
expression.DataSourceType
expression Required. An expression that returns a ChartSpace object.