ToolCommand.ICommand.CanExecute Method

For a description of this member, see ICommand.CanExecute.

Namespace: Microsoft.Windows.Design.Interaction
Assembly: Microsoft.Windows.Design.Interaction (in Microsoft.Windows.Design.Interaction.dll)

Syntax

'Declaration
Private Function CanExecute ( _
    parameter As Object _
) As Boolean Implements ICommand.CanExecute

bool ICommand.CanExecute(
    Object parameter
)

private:
virtual bool CanExecute(
    Object^ parameter
) sealed = ICommand::CanExecute

private abstract CanExecute : 
        parameter:Object -> bool 
private override CanExecute : 
        parameter:Object -> bool

JScript does not support explicit interface implementations.

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 nulla null reference (Nothing in Visual Basic).

Type: System.Boolean
true if this command can be executed; otherwise, false.

This member is an explicit interface member implementation. It can be used only when the ToolCommand instance is cast to an ICommand interface.

Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.