void CalcRowFooterInfo(TreeListNode node, CalcRowGroupInfoArgs rowArgs)
{
FieldInfo fi = node.GetType().GetField("owner", BindingFlags.Instance | BindingFlags.NonPublic);
TreeListNodes owner = fi.GetValue(node) as TreeListNodes;
PropertyInfo pr = owner.GetType().GetProperty("LastNodeEx", BindingFlags.Instance | BindingFlags.NonPublic);
TreeListNode lastNode = pr.GetValue(owner, null) as TreeListNode;
if (node == lastNode)
{
if (!(TreeListFilterHelper.HasVisibleChildren(node) && node.Expanded))
{
bool even = IsEven(rowArgs.Index);
CalcRowFooterInfo(RowsInfo.Rows.Count - 1, node, rowArgs, even);
TreeListNode parent = node.ParentNode;
if (parent != null)
{
owner = fi.GetValue(parent) as TreeListNodes;
lastNode = pr.GetValue(owner, null) as TreeListNode;
}
while (parent != null && parent == lastNode)
{
even = !even;
CalcRowFooterInfo(RowsInfo.Rows.Count - 1, parent, rowArgs, even);
node = parent;
parent = parent.ParentNode;
if (parent != null)
{
owner = fi.GetValue(parent) as TreeListNodes;
lastNode = pr.GetValue(owner, null) as TreeListNode;
}
}
}
}
}
protected override void CalcRowGroupInfo(DevExpress.XtraTreeList.Nodes.TreeListNodes nodes, CalcRowGroupInfoArgs rowArgs)
{
rowArgs.Index = TreeList.TopVisibleNodeIndex;
TreeListNode node = TreeList.TopVisibleNode;
if (!TreeListFilterHelper.IsNodeVisible(node))
{
node = TreeListNodesIterator.GetNextVisible(node);
}
while (node != null && rowArgs.Bounds.Top < ViewRects.Rows.Bottom)
{
ArrayList viewInfoList = null;
RowInfo ri = CreateRowInfo(node);
ri.VisibleIndex = rowArgs.Index;
ri.Level = TreeListFilterHelper.CalcVisibleNodeLevel(ri.Node);
ri.Expanded = ri.Node.Expanded;
UpdateRowCondition(ri);
ri.NodeHeight = CalcNodeHeight(ri, out viewInfoList);
rowArgs.InflateBoundsHeight(ri.NodeHeight - RowHeight);
Rectangle rect = rowArgs.Bounds;
if (CanAddIndent(ri))
{
rect.Y += TreeList.RootNodeIndent;
}
ri.Bounds = rect;
CalcRowInfo(ri, viewInfoList);
RowsInfo.Rows.Add(ri);
if (CanAddIndent(ri))
{
rowArgs.VertOffsetBounds(ri.Bounds.Height + TreeList.RootNodeIndent);
}
else
{
rowArgs.VertOffsetBounds(ri.Bounds.Height);
}
CalcRowFooterInfo(node, rowArgs);
rowArgs.IncIndex();
node = TreeListNodesIterator.GetNextVisible(node);
}
RemoveInvisibleAnimatedItems();
}
