public override bool ValidateCommand(Command command)
{
if (command == Commands.CustomCommand)
command.Title = "Custom Command " + counter.ToString();
return base.ValidateCommand(command);
}
public override bool CanExecute(Command command)
{
if (command == Commands.CustomCommand)
return !eventManagedMenuItem.Enabled;
return base.CanExecute(command);
}
internal static Command Register(string name, string nativeName)
{
Command command;
if (name == null)
throw new ArgumentNullException("name");
if (nativeName == null)
throw new ArgumentNullException("nativeName");
lock (commandDictionary)
{
if (!commandDictionary.TryGetValue(name, out command))
{
command = new Command(name, nativeName);
commandDictionary.Add(command.Name, command);
}
else // Ensure that the native name is correct
{
if (!IsValidName(nativeName))
throw new NameFormatException(name, Localization.GetExceptionText("CommandNameFormat", name));
command.SelectorName = GetSelectorName(nativeName);
}
}
return command;
}
public static Command Register(string name)
{
Command command;
if (name == null)
throw new ArgumentNullException("name");
lock (commandDictionary)
{
if (!commandDictionary.TryGetValue(name, out command))
{
command = new Command(name);
command.Title = name;
commandDictionary.Add(command.Name, command);
}
}
return command;
}
public virtual bool ValidateCommand(Command command)
{
return CanExecute(command);
}
public virtual void Execute(Command command, object sender)
{
if (CommandCache.IsSupported(this.GetType(), command.Name))
CommandCache.Invoke(command.Name, this, sender);
}
public virtual bool CanExecute(Command command)
{
return CommandCache.IsSupported(this.GetType(), command.Name);
}