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ICommand.CanExecuteChanged Event

  • Reference

Definition

Namespace:
System.Windows.Input
Assembly:
System.ObjectModel.dll
Assembly:
PresentationCore.dll
Assemblies:
PresentationCore.dll, System.dll
Assembly:
System.dll
Assembly:
netstandard.dll

Occurs when changes take place that affect whether or not the command should execute.

public:
 event EventHandler ^ CanExecuteChanged;
event EventHandler CanExecuteChanged;
event EventHandler? CanExecuteChanged;
member this.CanExecuteChanged : EventHandler 
Event CanExecuteChanged As EventHandler

Event Type

EventHandler

Remarks

Normally, a command source calls CanExecute on the command when this event occurs. If the command cannot execute, the command source disables itself.

Applies to

See also