void AddExpandedChildrenRecursively(TreeViewItem item, ExpandedMarkerIdHierarchy expandedHierarchy)
{
if (item.children == null)
{
return;
}
for (var i = 0; i < item.children.Count; ++i)
{
var childItem = item.children[i];
// Inlining !IsChildListForACollapsedParent without childList.Count == 1 check, as we only create list if we have children
if (childItem.children != null && childItem.children[0] != null)
{
var subHierarchy = new ExpandedMarkerIdHierarchy();
if (expandedHierarchy.expandedMarkers == null)
{
expandedHierarchy.expandedMarkers = new Dictionary <int, ExpandedMarkerIdHierarchy>();
}
try
{
expandedHierarchy.expandedMarkers.Add(m_FrameDataView.GetItemMarkerID(childItem.id), subHierarchy);
}
catch (ArgumentException)
{
}
AddExpandedChildrenRecursively(childItem, subHierarchy);
}
}
}
void MigrateSelectedState(bool expandIfNecessary)
{
if (m_SelectedItemMarkerIdPath == null && m_LegacySelectedItemMarkerNamePath == null)
{
return;
}
// Find view id which corresponds to markerPath
var newSelectedId = m_FrameDataView.GetRootItemID();
bool selectedItemsPathIsExpanded = true;
if (m_SelectedItemMarkerIdPath != null)
{
foreach (var marker in m_SelectedItemMarkerIdPath.Value.markerIds)
{
var childrenId = m_FrameDataView.GetItemChildren(newSelectedId);
foreach (var childId in childrenId)
{
if (marker == m_FrameDataView.GetItemMarkerID(childId))
{
// check if the parent is expanded
if (!IsExpanded(newSelectedId))
{
selectedItemsPathIsExpanded = false;
}
newSelectedId = childId;
break;
}
}
if (newSelectedId == 0)
{
break;
}
}
}
else if (m_LegacySelectedItemMarkerNamePath != null)
{
var markerIdPath = new List <int>();
var markerNames = m_LegacySelectedItemMarkerNamePath.Split('/');
foreach (var markerName in markerNames)
{
var childrenId = m_FrameDataView.GetItemChildren(newSelectedId);
foreach (var childId in childrenId)
{
if (markerName == m_FrameDataView.GetItemFunctionName(childId))
{
// check if the parent is expanded
if (!IsExpanded(newSelectedId))
{
selectedItemsPathIsExpanded = false;
}
newSelectedId = childId;
markerIdPath.Add(m_FrameDataView.GetItemMarkerID(childId));
break;
}
}
if (newSelectedId == 0)
{
break;
}
}
m_SelectedItemMarkerIdPath = new FrameDataView.MarkerPath(markerIdPath);
m_LegacySelectedItemMarkerNamePath = null;
}
var newSelection = (newSelectedId == 0) ? new List <int>() : new List <int>()
{
newSelectedId
};
state.selectedIDs = newSelection;
if (newSelectedId != 0 && isInitialized && (selectedItemsPathIsExpanded || expandIfNecessary))
{
FrameItem(newSelectedId);
}
}