Visible Items:Hierarchy Lines Visible Property
Property of TreeControl.
If Visible, lines to outline the hierarchy of the items are always visible as vertical and horizontal lines to the left of the items in the tree control. If Invisible, the hierarchy lines are always invisible. If OS Default, LabVIEW shows the hierarchy lines if trees in the operating system show hierarchy lines. This property is similar to the Visible Items»Hierarchy Lines item on the shortcut menu of a tree control.
Remarks
The following table lists the characteristics of this property.
| Settable when the VI is running | Yes |
| Need to authenticate before use | No |
| Loads the block diagram into memory | No |
| Remote access disallowed | No |
| Loads the front panel into memory | No |
| Must wait until user interface is idle | No |
| Available with control VIs | No |
| Available with global VIs | No |
| Available with strict type definitions | No |
| Available with polymorphic VIs | No |
| Available in Run-Time Engine and Real-Time Operating System | Yes |
| Permissions | Read/Write |
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