CompositeCommand.CanExecute Method
Forwards CanExecute(Object) to the registered commands and returns truetrue (True in Visual Basic) if all of the commands return truetrue (True in Visual Basic).
Namespace: Microsoft.Practices.Prism.Commands
Assembly: Microsoft.Practices.Prism (in Microsoft.Practices.Prism.dll)
Syntax
public virtual bool CanExecute(
Object parameter
)
'Declaration
Public Overridable Function CanExecute ( _
parameter As Object _
) As Boolean
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 nulla null reference (Nothing in Visual Basic).
Return Value
truetrue (True in Visual Basic) if all of the commands return truetrue (True in Visual Basic); otherwise, falsefalse (False in Visual Basic).