WebButton.AutoDisable

From Xojo Documentation

Property (As Boolean )
aWebButton.AutoDisable = newBooleanValue
or
BooleanValue = aWebButton.AutoDisable

New in 2014r3

Supported for all project types and targets.

When True, the button is automatically disabled after it is clicked. The Action event handler must be implemented for the button to disable. To re-enable the button set its Enabled property to True.

Sample Code

Me.AutoDisable = True