private bool IsChangedByBrowseBack(WorkWindowChangedEventArgs e)
{
return _backHistory.First != null &&
e.NewValue == _backHistory.First.Value;
}
private bool IsChangedByBrowseForward(WorkWindowChangedEventArgs e)
{
return _forwardHistory.First != null &&
e.NewValue == _forwardHistory.First.Value;
}
private void ViewModelOnWorkWindowChanged(object sender, WorkWindowChangedEventArgs e)
{
if (IsChangedByBrowseBack(e) || IsChangedByBrowseForward(e))
{
return;
}
_forwardHistory.Clear();
AddToHistory(_backHistory, e.OldValue);
}