private void Update(bool useTransition)
{
if (_itemPresenter == null) {
return;
}
DataTemplate itemTemplate = ItemTemplate;
if (itemTemplate == null) {
return;
}
object dataItem = null;
DataList dataList = DataList;
if (dataList != null) {
dataItem = dataList.CurrentItem;
}
DetailViewItem item = new DetailViewItem();
Style itemContainerStyle = ItemContainerStyle;
if (itemContainerStyle != null) {
item.Style = itemContainerStyle;
}
item.DataContext = dataItem;
if (dataItem != null) {
FrameworkElement uiItem = itemTemplate.LoadContent() as FrameworkElement;
if (uiItem != null) {
item.Content = uiItem;
}
}
Transition itemTransition = ItemTransition;
if ((itemTransition == null) || (_item == null)) {
useTransition = false;
}
if (useTransition == false) {
_itemPresenter.Children.Clear();
}
_itemPresenter.Children.Insert(0, item);
if (useTransition) {
if (((IAttachedObject)itemTransition).AssociatedObject != _itemPresenter) {
((IAttachedObject)itemTransition).Detach();
((IAttachedObject)itemTransition).Attach(_itemPresenter);
itemTransition.Completed += OnItemTransitionCompleted;
}
itemTransition.PlayEffect(AnimationEffectDirection.Forward);
}
if (dataItem != null) {
if (_item == null) {
VisualStateManager.GoToState(this, "NonEmpty", /* useTransitions */ true);
}
_item = item;
}
else {
if (_item != null) {
VisualStateManager.GoToState(this, "Empty", /* useTransitions */ true);
}
_item = null;
}
}
private void Update(bool useTransition)
{
if (_itemPresenter == null)
{
return;
}
DataTemplate itemTemplate = ItemTemplate;
if (itemTemplate == null)
{
return;
}
object dataItem = null;
DataList dataList = DataList;
if (dataList != null)
{
dataItem = dataList.CurrentItem;
}
DetailViewItem item = new DetailViewItem();
Style itemContainerStyle = ItemContainerStyle;
if (itemContainerStyle != null)
{
item.Style = itemContainerStyle;
}
item.DataContext = dataItem;
if (dataItem != null)
{
FrameworkElement uiItem = itemTemplate.LoadContent() as FrameworkElement;
if (uiItem != null)
{
item.Content = uiItem;
}
}
Transition itemTransition = ItemTransition;
if ((itemTransition == null) || (_item == null))
{
useTransition = false;
}
if (useTransition == false)
{
_itemPresenter.Children.Clear();
}
_itemPresenter.Children.Insert(0, item);
if (useTransition)
{
if (((IAttachedObject)itemTransition).AssociatedObject != _itemPresenter)
{
((IAttachedObject)itemTransition).Detach();
((IAttachedObject)itemTransition).Attach(_itemPresenter);
itemTransition.Completed += OnItemTransitionCompleted;
}
itemTransition.PlayEffect(EffectDirection.Forward);
}
if (dataItem != null)
{
if (_item == null)
{
VisualStateManager.GoToState(this, "NonEmpty", /* useTransitions */ true);
}
_item = item;
}
else
{
if (_item != null)
{
VisualStateManager.GoToState(this, "Empty", /* useTransitions */ true);
}
_item = null;
}
}
