/// <summary> /// Updates the is-checked state of the check box, and updates the source /// of the binding so that changes are reflected in the view model. /// </summary> private void UpdateIsChecked(CheckBox checkBox, bool isChecked) { BindingExpression bindingExpression; checkBox.IsChecked = isChecked; bindingExpression = checkBox.GetBindingExpression(ToggleButton.IsCheckedProperty); if ((object)bindingExpression != null) bindingExpression.UpdateSource(); }