Canvas.AllowFocusRing
From Xojo Documentation
Property (As Boolean )
aCanvas.AllowFocusRing = newBooleanValue
or
BooleanValue = aCanvas.AllowFocusRing
New in 2019r2
Supported for all project types and targets.
or
BooleanValue = aCanvas.AllowFocusRing
New in 2019r2
Supported for all project types and targets.
If True, the Canvas indicates that it has the focus with a ring around its border; if False, the appearance of the object does not change when it has the focus.
Notes
Setting this property to True has no effect on Windows or Linux. The default is True.
Sample Code
This code turns AllowFocusRing off.