/// <summary>
/// Adds the provider command to the command view (this might not add it or move it to a new structure)
/// </summary>
/// <param name="providerCommandItem">The provider command item.</param>
/// <param name="commandView">The command view.</param>
public virtual void AddProviderCommand(ICommandItem providerCommandItem, ICommandProvider commandView)
{
if (providerCommandItem == null)
{
throw new ArgumentNullException(@"providerCommandItem");
}
if (commandView == null)
{
throw new ArgumentNullException(@"commandView");
}
if (providerCommandItem.ParentCommand != null)
{
var parentCommandInView = commandView.FindCommand(providerCommandItem.ParentCommand.Id);
if (parentCommandInView != null)
{
parentCommandInView.AddCommand(providerCommandItem);
return;
}
}
commandView.AddCommand(providerCommandItem);
}
private void SubscribeCanExecuteCommandInternal(NotificationReflectorModel model, string propertyName, ICommand command, Func <string, bool> raiseFunc)
{
var guaranteedCommandName = model.GetKeyCommand(propertyName);
_cmdProvider.AddCommand(guaranteedCommandName, command);
CommandChangedEventHandler handler = (objectSender, commandName) =>
{
var result = raiseFunc.Invoke(commandName);
if (!result)
{
raiseFunc.Invoke(guaranteedCommandName);
}
};
model.CanExecuteCommandChanged += handler;
_subscribersDictionary.Add(guaranteedCommandName, handler);
}