// Constructor
public Command(Receiver receiver)
{
this.receiver = receiver;
}
// Constructor
public ConcreteCommand(Receiver receiver)
: base(receiver)
{
}
private void btnCommand_Click(object sender, EventArgs e)
{
Receiver receiver = new Receiver();
Command command = new ConcreteCommand(receiver);
Invoker invoker = new Invoker();
// Set and execute command
invoker.SetCommand(command);
invoker.ExecuteCommand();
}