Defines constants that indicate when a binding source is updated by its binding target in two-way binding.
Assembly: System.Windows (in System.Windows.dll)
'Declaration Public Enumeration UpdateSourceTrigger
public enum UpdateSourceTrigger
|Default||The binding source is updated automatically when the binding target value changes.|
|PropertyChanged||The binding source is updated whenever the binding target value changes. If the binding target is a TextBox, it does not have to lose focus for the changes to be detected.|
|Explicit||The binding source is updated only when you call the BindingExpression.UpdateSource method.|
This enumeration is used by the Binding.UpdateSourceTrigger property.
Supported in: 5, 4, 3
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.