void OnEntityPropertyChanged(OEEntityEntry entityEntry, string propertyName)
{
var entityChangedHandler = EntityPropertyChanged;
if (entityChangedHandler != null)
{
entityChangedHandler(this, new EntityEntryPropertyChangedEventArgs(entityEntry, propertyName));
}
}
void OnEntityChanged(OEEntityEntry entityEntry)
{
var entityChangedHandler = EntityChanged;
if (entityChangedHandler != null)
{
entityChangedHandler(this, new EntityEntryEventArgs(entityEntry));
}
}
internal OEEntityEntry AttachEntry <TEntity>(TEntity entity, OEEntitySet entitySet) where TEntity : class
{
var entityEntry = _trackingEntityCollection.FirstOrDefault(p => p.Entity == entity);
if (entityEntry == null)
{
entityEntry = new OEEntityEntry(entity, entitySet)
{
State = OEEntityState.Unchanged
};
_trackingEntityCollection.Add(entityEntry);
if (typeof(INotifyPropertyChanged).IsAssignableFrom(entity.GetType()))
{
((INotifyPropertyChanged)entity).PropertyChanged += Entity_PropertyChanged;
}
}
return(entityEntry);
}
internal EntityEntryEventArgs(OEEntityEntry entityEntry)
{
EntityEntry = entityEntry;
}
internal EntityEntryPropertyChangedEventArgs(OEEntityEntry entityEntry, string propertyName)
{
EntityEntry = entityEntry;
PropertyName = propertyName;
}