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ICommand.CanExecute Method (Object)

 

Defines the method that determines whether the command can execute in its current state.

Namespace:   System.Windows.Input
Assembly:  System (in System.dll)

bool CanExecute(
	object parameter
)

Parameters

parameter
Type: System.Object

Data used by the command. If the command does not require data to be passed, this object can be set to null.

Return Value

Type: System.Boolean

true if this command can be executed; otherwise, false.

Typically, a command source calls the CanExecute method when the CanExecuteChanged event is raised.

Universal Windows Platform
Available since 8
.NET Framework
Available since 3.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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