public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
if (!string.IsNullOrEmpty((string)value))
{
ComponentListener listener = new ComponentListener();
listener.Handler = (string)value;
return(listener);
}
else
{
return(new ComponentListener());
}
}
public override void WriteJson(JsonWriter writer, object value)
{
if (value != null && value is ComponentListener)
{
ComponentListener componentListener = (ComponentListener)value;
if (!componentListener.IsDefault)
{
writer.WriteRawValue(new ClientConfig().Serialize(componentListener));
return;
}
}
writer.WriteRawValue("{}");
}
private void InitEventsOwner()
{
PropertyInfo componentListeners = this.GetType().GetProperty(Observable.ListenersKey);
if (componentListeners != null)
{
ComponentListeners listeners = componentListeners.GetValue(this, null) as ComponentListeners;
List <ListenerTriplet> properties = listeners.Listeners;
foreach (ListenerTriplet property in properties)
{
ComponentListener listener = property.Listener;
if (listener != null)
{
listener.Owner = this;
}
}
}
PropertyInfo ajaxEvents = this.GetType().GetProperty(Observable.AjaxEventsKey);
if (ajaxEvents != null)
{
ComponentAjaxEvents events = ajaxEvents.GetValue(this, null) as ComponentAjaxEvents;
List <AjaxEventTriplet> properties = events.AjaxEvents;
foreach (AjaxEventTriplet property in properties)
{
ComponentAjaxEvent ajaxEvent = property.AjaxEvent;
if (ajaxEvent != null)
{
ajaxEvent.Owner = this;
ajaxEvent.ExtraParams.Owner = this;
foreach (Parameter param in ajaxEvent.ExtraParams)
{
param.Owner = this;
}
}
if (!ajaxEvent.IsDefault)
{
this.ForceIDRendering = true;
}
}
}
}
public override void LoadViewState(object state)
{
object[] states = state as object[];
if (states != null)
{
foreach (Pair pair in states)
{
string listenerName = (string)pair.First;
object listenerState = pair.Second;
if (listenerName == "base")
{
base.LoadViewState(listenerState);
}
else
{
PropertyInfo property = this.GetType().GetProperty(listenerName);
if (property == null)
{
throw new InvalidOperationException(string.Format("Can't find the property '{0}'", listenerName));
}
ComponentListener componentListener = (ComponentListener)property.GetValue(this, null);
if (componentListener != null)
{
componentListener.LoadViewState(listenerState);
}
}
}
}
else
{
base.LoadViewState(state);
}
}
public ListenerTriplet(string name, ComponentListener listener, ClientConfigAttribute attribute)
{
this.name = name;
this.listener = listener;
this.attribute = attribute;
}
