UpdateSourceTrigger Enumeration

UpdateSourceTrigger Enumeration

 

Describes the timing of binding source updates.

Namespace:   System.Windows.Data
Assembly:  PresentationFramework (in PresentationFramework.dll)

public enum UpdateSourceTrigger

Member nameDescription
Default

The default UpdateSourceTrigger value of the binding target property. The default value for most dependency properties is PropertyChanged, while the Text property has a default value of LostFocus.

Explicit

Updates the binding source only when you call the UpdateSource method.

LostFocus

Updates the binding source whenever the binding target element loses focus.

PropertyChanged

Updates the binding source immediately whenever the binding target property changes.

For more information, see Binding.UpdateSourceTrigger.

.NET Framework
Available since 3.0
Silverlight
Available since 3.0
Windows Phone Silverlight
Available since 7.0
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