private void AnimateItemsOutAndIn(
List <string> groups,
List <bool> groupsExpandable,
Dictionary <string, List <string> > groupToChildren,
int outStartIndex,
int outItemCount,
int inGroupIndex,
int inItemCount)
{
m_list.UpdateLayout();
var itemsToAnimate = GetListBoxItemsInRange(outStartIndex, outItemCount);
var parentGroupIndex = outStartIndex - 1;
if (parentGroupIndex >= 0 && parentGroupIndex < m_children.Count)
{
m_children[parentGroupIndex].IsExpanded = false;
}
if (itemsToAnimate.Any())
{
var menuDelayedSourceUpdateAnimatorListener = new MenuDelayedSourceUpdateAnimatorListener(groups, groupsExpandable, groupToChildren, this, inGroupIndex, inItemCount);
var controls = ChildStackPanelsFor(itemsToAnimate);
m_slideOutStoryboardRunner.AllCompleted += menuDelayedSourceUpdateAnimatorListener.OnCompleted;
m_slideOutStoryboardRunner.Begin(itemsToAnimate);
m_itemShutterCloseStoryboardRunner.Begin(controls);
}
}
private void AnimateItemsOut(
List <string> groups,
List <bool> groupsExpandable,
Dictionary <string, List <string> > groupToChildren,
int startIndex,
int itemCount)
{
m_list.UpdateLayout();
var itemsToAnimate = GetListBoxItemsInRange(startIndex, itemCount);
var parentGroupIndex = startIndex - 1;
//animate out header for current group
if (parentGroupIndex >= 0 && parentGroupIndex < m_children.Count)
{
m_children[parentGroupIndex].IsExpanded = false;
}
if (itemsToAnimate.Any())
{
var menuDelayedSourceUpdateAnimatorListener = new MenuDelayedSourceUpdateAnimatorListener(groups, groupsExpandable, groupToChildren, this);
var controls = ChildStackPanelsFor(itemsToAnimate);
m_slideOutStoryboardRunner.AllCompleted += menuDelayedSourceUpdateAnimatorListener.OnCompleted;
m_slideOutStoryboardRunner.Begin(itemsToAnimate.Where(_x => _x != null).ToList());
if (!m_itemShutterCloseStoryboardRunner.IsAnimating)
{
m_itemShutterCloseStoryboardRunner.AllCompleted += ItemShutterCloseCompleted;
m_itemShutterCloseStoryboardRunner.Begin(controls);
}
}
}