private void toggle(View contentParent)
{
if (mListViewWrapper == null)
{
throw new Java.Lang.IllegalStateException("No ListView set!");
}
bool isVisible = contentParent.Visibility == ViewStates.Visible;
bool shouldCollapseOther = !isVisible && mLimit > 0 && mExpandedIds.Count >= mLimit;
if (shouldCollapseOther)
{
long firstId = mExpandedIds[0];
int firstPosition = findPositionForId(firstId);
View firstEV = getContentParent(firstPosition);
if (firstEV != null)
{
ExpandCollapseHelper.animateCollapsing(firstEV);
}
mExpandedIds.Remove(firstId);
if (mExpandCollapseListener != null)
{
mExpandCollapseListener.onItemCollapsed(firstPosition);
}
}
long id = (long)contentParent.Tag;
int position = findPositionForId(id);
if (isVisible)
{
ExpandCollapseHelper.animateCollapsing(contentParent);
mExpandedIds.Remove(id);
if (mExpandCollapseListener != null)
{
mExpandCollapseListener.onItemCollapsed(position);
}
}
else
{
ExpandCollapseHelper.animateExpanding(contentParent, mListViewWrapper);
mExpandedIds.Add(id);
if (mExpandCollapseListener != null)
{
mExpandCollapseListener.onItemExpanded(position);
}
}
}
