internal WeakErrorsChangedListener(INotifyDataErrorInfo notifyDataErrorInfo, bool notifyChild, IErrorsChangedListener errorsChangedListener)
{
this.notifyDataErrorInfo = notifyDataErrorInfo;
this.notifyChild = notifyChild;
notifyDataErrorInfo.ErrorsChanged += new EventHandler<DataErrorsChangedEventArgs>(this.ErrorsChangedCallback);
this.weakErrorsChangedListener = new WeakReference(errorsChangedListener);
}
private void ErrorsChangedCallback(object sender, DataErrorsChangedEventArgs args)
{
if (this.weakErrorsChangedListener == null)
{
return;
}
IErrorsChangedListener target = this.weakErrorsChangedListener.Target as IErrorsChangedListener;
if (target == null)
{
this.Disconnect();
return;
}
target.OnErrorsChanged(sender, this.notifyChild, args);
}
internal WeakErrorsChangedListener(INotifyDataErrorInfo notifyDataErrorInfo, bool notifyChild, IErrorsChangedListener errorsChangedListener)
{
this.notifyDataErrorInfo = notifyDataErrorInfo;
this.notifyChild = notifyChild;
notifyDataErrorInfo.ErrorsChanged += new EventHandler <DataErrorsChangedEventArgs>(this.ErrorsChangedCallback);
this.weakErrorsChangedListener = new WeakReference(errorsChangedListener);
}