public JetListViewNode this [int index]
{
get
{
return(_baseNode.GetChildNode(index));
}
}
public void SetExpandedRecursive(bool expanded)
{
for (int i = 0; i < _rootNode.ChildCount; i++)
{
_rootNode.GetChildNode(i).SetExpandedRecursive(expanded);
}
}
private void SortRecursive(JetListViewNode node)
{
node.SortChildren(GetNodeComparer(node));
for (int i = 0; i < node.ChildCount; i++)
{
SortRecursive(node.GetChildNode(i));
}
}
protected internal override bool HandleKeyDown(JetListViewNode node, KeyEventArgs e)
{
if (node.HasChildren)
{
if (e.KeyData == Keys.Add)
{
node.Expanded = true;
return(true);
}
if (e.KeyData == Keys.Subtract)
{
node.Expanded = false;
return(true);
}
if (e.KeyData == Keys.Multiply)
{
node.ExpandAll();
return(true);
}
}
if (e.KeyData == Keys.Left)
{
if (node.HasChildren && node.Expanded)
{
node.Expanded = false;
return(true);
}
else if (node.Parent != null && node.Parent.Data != null)
{
OwnerControl.Selection.Clear();
OwnerControl.Selection.Add(node.Parent.Data);
return(true);
}
return(false);
}
if (e.KeyData == Keys.Right)
{
if (node.HasChildren)
{
if (!node.Expanded)
{
node.Expanded = true;
}
else if (node.ChildCount > 0)
{
OwnerControl.Selection.Clear();
OwnerControl.Selection.Add(node.GetChildNode(0).Data);
}
}
return(true);
}
return(false);
}
public void ClearChildren(JetListViewNode node)
{
lock (this)
{
if (node == _rootNode)
{
ClearAll();
}
else
{
for (int i = node.ChildCount - 1; i >= 0; i--)
{
RemoveNode(node, node.GetChildNode(i));
}
}
}
}
