private void OnNestedPropertyChanged(object sender, ModelPropertyChangedEventArgs e)
{
INotifyModelPropertyChanged s = sender as INotifyModelPropertyChanged;
// if not recognized return
if (s == null)
{
return;
}
// add root type name to nested property changed event
// but only if we are not in cycle
if (e.AddInChain(_indexOfLastChangedItem.ToString(),
new ModelPropertyChangedEventArgs.PropertyChangedChainEntry()
{
PropertyName = _indexOfLastChangedItem.ToString(),
Position = _indexOfLastChangedItem,
Container = this,
Collection = this
}
))
{
// handle changed
SetChaged();
// notify
_wes_ModelPropertyChanged?.Raise(this, e);
}
}
protected override void InsertItem(int index, T item)
{
SetChaged();
(item as INotifyModelPropertyChanged).ModelPropertyChanged += OnNestedPropertyChanged;
base.InsertItem(index, item);
// notify whole object change
ModelPropertyChangedEventArgs earg = new ModelPropertyChangedEventArgs(
"*",
new ModelPropertyChangedEventArgs.PropertyChangedChainEntry()
{
PropertyName = "*",
Container = this[index],
Collection = this
}
);
earg.AddInChain(
index.ToString(),
new ModelPropertyChangedEventArgs.PropertyChangedChainEntry()
{
PropertyName = index.ToString(),
Container = this,
Position = index, // in case of delete it will be out of bounds
Collection = this,
ListChangedType = ListChangedType.ItemAdded
}
);
_wes_ModelPropertyChanged?.Raise(
this,
earg
);
}
private void OnNestedPropertyChanged(object sender, ModelPropertyChangedEventArgs e)
{
INotifyModelPropertyChanged s = sender as INotifyModelPropertyChanged;
// if not recognized return
if (s == null)
{
return;
}
// add root type name to nested property changed event
if (e.AddInChain(s.GetFieldName(),
new ModelPropertyChangedEventArgs.PropertyChangedChainEntry()
{
PropertyName = s.GetFieldName(),
Container = this
}
))
{
// handle changed
SetChaged();
_wes_ModelPropertyChanged?.Raise(this, e);
}
}
