protected FrameworkElement GetItem(int childIndex, IItemProvider itemProvider, bool forceMeasure)
{
lock (Children.SyncRoot)
{
bool newlyCreated;
FrameworkElement item = itemProvider.GetOrCreateItem(childIndex, this, out newlyCreated);
if (item == null)
{
return(null);
}
if (newlyCreated)
{
// VisualParent and item.Screen were set by the item provider
item.SetElementState(ElementState.Preparing);
if (_elementState == ElementState.Running)
{
item.SetElementState(ElementState.Running);
}
}
if (newlyCreated || forceMeasure)
{
SizeF childSize = Orientation == Orientation.Vertical ? new SizeF((float)ActualWidth, float.NaN) :
new SizeF(float.NaN, (float)ActualHeight);
item.Measure(ref childSize);
}
return(item);
}
}
protected FrameworkElement GetItem(int childIndex, IItemProvider itemProvider, bool forceMeasure)
{
lock (Children.SyncRoot)
{
bool newlyCreated;
FrameworkElement item = itemProvider.GetOrCreateItem(childIndex, this, out newlyCreated);
if (item == null)
return null;
if (newlyCreated)
{
// VisualParent and item.Screen were set by the item provider
item.SetElementState(ElementState.Preparing);
if (_elementState == ElementState.Running)
item.SetElementState(ElementState.Running);
}
if (newlyCreated || forceMeasure)
{
SizeF childSize = Orientation == Orientation.Vertical ? new SizeF((float) ActualWidth, float.NaN) :
new SizeF(float.NaN, (float) ActualHeight);
item.Measure(ref childSize);
}
return item;
}
}
