public void RegisterItemActionChanged(string origin, params Action[] OnChanged)
{
if (!ItemPropertyRelations.TryGetValue(origin, out var rel))
{
ItemPropertyRelations[origin] = rel = new PropertyRelation();
}
foreach (var act in OnChanged)
{
if (rel.RelatedChangedActions.Contains(act))
{
continue;
}
rel.RelatedChangedActions.Add(act);
}
}
private void Item_PropertyChanging(object sender, PropertyChangingEventArgs e)
{
RaiseItemPropertyChanging((T)sender, e);
if (ItemPropertyRelations.TryGetValue(e.PropertyName, out var rel))
{
foreach (var item in rel.RelatedProps)
{
item.RaiseChanging();
}
foreach (var item in rel.RelatedChangingActions)
{
item();
}
}
}
public void RegisterItemRelationProperty(string origin, NotifyBase target_owner, params string[] target_prop)
{
if (!ItemPropertyRelations.TryGetValue(origin, out var rel))
{
ItemPropertyRelations[origin] = rel = new PropertyRelation();
}
foreach (var prop in target_prop)
{
var temp = new NotifyDescriptor(target_owner, prop);
if (rel.RelatedProps.Contains(temp))
{
continue;
}
rel.RelatedProps.Add(temp);
}
}
