Lines At Root| Friendly Name | Lines At Root |
|---|---|
| API Name | LinesAtRoot |
| Type | Boolean |
| Restrictions | |
| Get Function | (dcl-Control-GetLinesAtRoot
<CONTROL>) |
| Set Function | (dcl-Control-SetLinesAtRoot
<CONTROL>
NewValue [as Boolean]) |
| Applies To | Tree |
如果设置此属性，控件将显示将顶级项目连接到根项目的行。