private void OnBeforeExpandTreeView(object sender, TreeViewCancelEventArgs e)
{
if (this._cancelNextTreeNodeExpandCollapse)
{
this._cancelNextTreeNodeExpandCollapse = false;
e.Cancel = true;
}
else
{
ClassViewTreeNode node = (ClassViewTreeNode) e.Node;
TreeNodeCollection nodes = node.Nodes;
if ((nodes.Count == 1) && (nodes[0].GetType() == typeof(TreeNode)))
{
e.Cancel = true;
nodes.Clear();
ProjectItemCollection childItems = node.ProjectItem.ChildItems;
if ((childItems != null) && (childItems.Count != 0))
{
e.Cancel = false;
foreach (ProjectItem item in childItems)
{
ClassViewTreeNode node2 = new ClassViewTreeNode(item, item.IconIndex, true);
node.Nodes.Add(node2);
}
}
}
}
}
private void LoadTree(bool refresh)
{
try
{
this._treeView.BeginUpdate();
ProjectItem projectItem = this._project.ProjectItem;
if (refresh)
{
this._treeView.Nodes.Clear();
projectItem.Refresh();
}
ProjectItemCollection childItems = projectItem.ChildItems;
if (childItems != null)
{
foreach (ProjectItem item2 in childItems)
{
ClassViewTreeNode node = new ClassViewTreeNode(item2, item2.IconIndex, true);
this._treeView.Nodes.Add(node);
}
}
}
finally
{
this._treeView.EndUpdate();
}
this.UpdateCommands();
}