C# Class Alexandria.Common.RelayCommand

A command whose sole purpose is to relay its functionality to other objects by invoking delegates. The default return value for the CanExecute method is 'true'. RaiseCanExecuteChanged needs to be called whenever CanExecute is expected to return a different value.

Inheritance: ICommand

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Public Methods

Method	Description
CanExecute ( object parameter ) : bool	Determines whether this RelayCommand can execute in its current state.
Execute ( object parameter ) : void	Executes the RelayCommand on the current command target.
RaiseCanExecuteChanged ( ) : void	Method used to raise the CanExecuteChanged event to indicate that the return value of the CanExecute method has changed.
RelayCommand ( System.Action execute ) : System	Creates a new command that can always execute.
RelayCommand ( System.Action execute, Func canExecute ) : System	Creates a new command.

Method Details

CanExecute() public method

Determines whether this RelayCommand can execute in its current state.

public CanExecute ( object parameter ) : bool
parameter	object	/// Data used by the command. If the command does not require data to be passed, this object can be set to null. ///
return	bool

Execute() public method

Executes the RelayCommand on the current command target.

public Execute ( object parameter ) : void
parameter	object	/// Data used by the command. If the command does not require data to be passed, this object can be set to null. ///
return	void

RaiseCanExecuteChanged() public method

Method used to raise the CanExecuteChanged event to indicate that the return value of the CanExecute method has changed.

public RaiseCanExecuteChanged ( ) : void
return	void

RelayCommand() public method

Creates a new command that can always execute.

public RelayCommand ( System.Action execute ) : System
execute	System.Action	The execution logic.
return	System

RelayCommand() public method

Creates a new command.

public RelayCommand ( System.Action execute, Func canExecute ) : System
execute	System.Action	The execution logic.
canExecute	Func	The execution status logic.
return	System