public void ChildrenUpdate(int itemCount)
{
int pageIndex = This.CurrentPageIndex, countPerPage = This.ItemCountPerPage;
int countInPage = PageUtil.ItemCountInPage(itemCount, countPerPage, pageIndex);
// Remove redundant child drawers.
while (This.ChildCount > countInPage)
{
This.LastChild.Parent = null;
}
if (countInPage == 0)
{
return;
}
int startIndex = PageUtil.FirstItemIndexOfPage(countPerPage, pageIndex);
int stopIndex = PageUtil.LastItemIndexOfPage(itemCount, countPerPage, pageIndex);
for (int index = startIndex; index <= stopIndex; ++index)
{
if (index >= itemCount)
{
continue;
}
var itemType = ItemTypeGetter(index);
var childType = ValueDrawerTypes.GetOrBuild(typeof(TCollection), itemType);
int childIndex = index - startIndex;
var child = This.GetChild(childIndex) as ValueDrawer;
if (child != null)
{
if (child.GetType() != childType)
{
child = (ValueDrawer)Drawer.Create(childType);
This.ReplaceChild(childIndex, child);
}
else
{
//if (child.DrawingValue )
}
}
else
{
child = (ValueDrawer)Drawer.Create(childType);
child.ChangeParent(This, childIndex);
}
child.Name = index.ToString();
child.ValueEntry = ValueEntryCreator(index, This.TypedDrawingValue);
}
}
public int FirstItemIndexOfPage(int pageIndex)
{
return(PageUtil.FirstItemIndexOfPage(ItemCountPerPage, pageIndex));
}