From Xojo Documentation

Read-Only Property (As Integer )
IntegerValue = aControl.Handle

Supported for all project types and targets.

Returns a handle to the control.


For interfacing with Mac APIs using Declares, RectControl.Handle returns NSViews (except for Toolbar).

On Windows returns the HWND of the control.

On Linux it returns a GtkWidget.

Sample Code

The following gets a handle to the control.

Dim i As Integer = Me.Handle