From Xojo Documentation

Property (As Boolean )
aContainerControl.LockLeft = newBooleanValue
BooleanValue = aContainerControl.LockLeft

Supported for all project types and targets.

Determines whether the left edge of the ContainerControl should stay at a set distance from the left edge of the parent control, if there is one, or the owning Window.


Beginning with version 2009r5, LockTop and LockLeft default to True when you add a control to a window. Existing controls will be altered only if LockRight and/or LockBottom are not set.

See Also

The Class Hierarchy