public Property(string name, IPropertyHost host)
{
IsEnabled = true;
Name = name;
if (host != null)
{
Changed += p =>
{
if (p != null)
{
host.InvokePropertyChanged(p.Name);
}
};
}
}
private static IDisposable SubscribeTargetToSource(string sourceMemberName, object sourceObject, IPropertyHost target,
ExtendedProperty property)
{
var currentValue = sourceObject.GetType().GetRuntimeProperty(sourceMemberName).GetValue(sourceObject);
var notifyProp = (INotifyPropertyChanged)sourceObject;
return(Observable
.FromEventPattern <PropertyChangedEventHandler, PropertyChangedEventArgs>(
eh => notifyProp.PropertyChanged += eh, ev => notifyProp.PropertyChanged -= ev)
.Where(pattern => pattern.EventArgs.PropertyName == sourceMemberName)
.Select(_ => sourceObject.GetType().GetRuntimeProperty(sourceMemberName).GetValue(sourceObject))
.StartWith(currentValue)
.Subscribe(value =>
{
target.SetValue(property, value);
}));
}
private static IDisposable SubscribeSourceToTarget(string modelProperty, object model, IPropertyHost layout,
ExtendedProperty property)
{
var obs = layout.GetChangedObservable(property);
return(obs.Subscribe(o =>
{
var propInfo = model.GetType().GetRuntimeProperty(modelProperty);
propInfo.SetValue(model, o);
}));
}
