Short Name: ActiveItemRowNumber
Requires: Base Development System
Class: TreeControl Properties
To Use: Create a property.
The row number of the item to which you want to apply subsequent property changes. Wire a value of –1 to this property to select the column headers. Wire a value of –2 to select all rows.
When you read this property, this property returns the row number of the active item. When you write to this property, this property sets the active item to the row number you specify. This property returns an error if you specify an invalid row number. An invalid row is an empty row below the tree.
The following table lists the characteristics of this property.
| Data type | |
| Permissions | Read/Write |
| Available in Run-Time Engine | Yes |
| Available in Real-Time Operating System | Yes |
| Settable when the VI is running | Yes |
| Loads the front panel into memory | No |
| Need to authenticate before use | No |
| Loads the block diagram into memory | No |
| Remote access allowed | Yes |
Refer to the Tree VI in the labview\examples\Controls and Indicators\Tree directory for an example of using the Active Item:Row Number property.
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