public void HandleServerAction(IDispatcherAction action)
{
if (action == null)
throw new ArgumentNullException("action");
Dispatch(new DispatcherMessage(MessageSourceOptions.Server, action));
}
public void HandleViewAction(IDispatcherAction action)
{
if (action == null)
throw new ArgumentNullException("action");
_dispatcher(new DispatcherMessage(MessageSourceOptions.View, action));
}
public DispatcherActionMatcher(IDispatcherAction action)
{
if (action == null)
{
throw new ArgumentNullException(nameof(action));
}
_action = action;
}
public void HandleServerAction(IDispatcherAction action)
{
if (action == null)
{
throw new ArgumentNullException("action");
}
_dispatcher(null, new DispatcherMessage(MessageSourceOptions.Server, action));
}
public void HandleViewAction(IDispatcherAction action)
{
if (action == null)
{
throw new ArgumentNullException("action");
}
Dispatch(new DispatcherMessage(MessageSourceOptions.View, action));
}
public DispatcherMessage(MessageSourceOptions source, IDispatcherAction action)
{
if ((source != MessageSourceOptions.Server) && (source != MessageSourceOptions.View))
throw new ArgumentOutOfRangeException("source");
if (action == null)
throw new ArgumentNullException("action");
Source = source;
Action = action;
}
public DispatcherMessage(MessageSourceOptions source, IDispatcherAction action)
{
if ((source != MessageSourceOptions.Server) && (source != MessageSourceOptions.View))
{
throw new ArgumentOutOfRangeException("source");
}
if (action == null)
{
throw new ArgumentNullException("action");
}
Source = source;
Action = action;
}
#pragma warning restore CS0618 // Type or member is obsolete
/// <summary>
/// Dispatches an action that will be sent to all callbacks registered with this dispatcher.
/// </summary>
/// <param name="action">The action to dispatch; may not be null.</param>
public void Dispatch(IDispatcherAction action)
{
if (action == null)
{
throw new ArgumentNullException(nameof(action));
}
// The obsolete MessageSourceOptions handling needs to stay in the meantime, so just dispatch this as any arbitrary source.
// Eventually this method should absorb the Dispatch(DispatcherMessage message) method's behaviour but dispatch the action
// directly down to the event handler without wrapping it in a DispatcherMessage.
#pragma warning disable CS0618 // Type or member is obsolete
Dispatch(new DispatcherMessage(MessageSourceOptions.View, action));
#pragma warning restore CS0618 // Type or member is obsolete
}
/// <summary>
/// This method signature combines the condition and the work into a single delegate - if it returns ActionMatchOptions.Handled then the
/// action will be considered matched and no subsequent Else methods will be considered but if it returns ActionMatchOptions.Ignored then
/// it will be considered unmatched. The callback will not be called if the current action does not match type T and it will never be called
/// with a null reference. It will throw an exception for a null IDispatcherAction, null condition or null work reference.
/// </summary>
public static IMatchDispatcherActions If <T>(this IDispatcherAction action, Func <T, ActionMatchOptions> work) where T : class, IDispatcherAction
{
return(new DispatcherActionMatcher(action).Else(work));
}
/// <summary>
/// This will execute the specified callback with a non-null reference if the current IDispatcherAction matches type T and
/// if that instance of T meets the specified conditions. It will never call the work action with a null reference and it will never
/// return a null reference. It will throw an exception for a null IDispatcherAction, null condition or null work reference.
/// </summary>
public static IMatchDispatcherActions If <T>(this IDispatcherAction action, Func <T, bool> condition, Action <T> work) where T : class, IDispatcherAction
{
return(new DispatcherActionMatcher(action).Else(condition, work));
}
