OnFxChanging Method

In This Topic

Called when the expression associated with a property is changing

Syntax

protected virtual System.bool OnFxChanging( 
   NExpressionChangeData data
)

Parameters

data: data for the change

Return Value

true if the change is acceptable, otherwise false

Remarks

This implementation notifies static and dynamic observers about the expected expression change. Both types of observers can cancel the change.

Requirements

Target Platforms: Windows 11, Windows 10, Windows 7, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later)

Reference

NElement Class
NElement Members