public void UnRegisterChangedAction(string origin, params Action[] target_action)
{
if (PropertyRelations.TryGetValue(origin, out var rel))
{
rel.RelatedChangedActions.RemoveWhere(x => target_action.Contains(x));
}
}
public void UnRegisterRelationProperty(string origin, NotifyBase target_owner, params string[] target_prop)
{
if (PropertyRelations.TryGetValue(origin, out var rel))
{
rel.RelatedProps.RemoveWhere(x => x.Owner == target_owner && target_prop.Contains(x.PropertyName));
}
}
public void RegisterChangedAction(string origin, params Action[] target_action)
{
if (!PropertyRelations.TryGetValue(origin, out var rel))
{
PropertyRelations[origin] = rel = new PropertyRelation();
}
foreach (var action in target_action)
{
if (!rel.RelatedChangedActions.Contains(action))
{
rel.RelatedChangedActions.Add(action);
}
}
}
public void RegisterRelationProperty(string origin, NotifyBase target_owner, params string[] target_prop)
{
if (!PropertyRelations.TryGetValue(origin, out var rel))
{
PropertyRelations[origin] = rel = new PropertyRelation();
}
foreach (var prop in target_prop)
{
var desc = new NotifyDescriptor(target_owner, prop);
if (!rel.RelatedProps.Contains(desc))
{
rel.RelatedProps.Add(desc);
}
}
}
private void NotifyBase_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (PropertyRelations.TryGetValue(e.PropertyName, out var rel))
{
//notify all relations
//execute all changed actions
foreach (var item in rel.RelatedProps)
{
item.RaiseChanged();
}
foreach (var item in rel.RelatedChangedActions)
{
item?.Invoke();
}
}
}