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ICommand::CanExecute Method

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

Namespace:  System.Windows.Input
Assembly:  PresentationCore (in PresentationCore.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 nullptr.

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.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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