private void TreeNode_SelectChanged(object sender, System.Windows.Forms.TreeViewEventArgs e)
{
DirDiffTreeView Tree = (DirDiffTreeView)sender;
DirectoryDiffEntry Entry = Tree.GetEntryForNode(e.Node);
if (Entry != null)
{
TreeNode NodeA = Entry.NodeA;
TreeNode NodeB = Entry.NodeB;
if (NodeA != null && NodeB != null)
{
TreeA.SelectedNode = NodeA;
TreeB.SelectedNode = NodeB;
}
}
UpdateButtons();
}
private void TreeNode_StateChange(object sender, System.Windows.Forms.TreeViewEventArgs e)
{
DirDiffTreeView Tree = (DirDiffTreeView)sender;
DirectoryDiffEntry Entry = Tree.GetEntryForNode(e.Node);
if (Entry != null)
{
TreeNode NodeA = Entry.NodeA;
TreeNode NodeB = Entry.NodeB;
if (NodeA != null && NodeB != null)
{
if (e.Action == TreeViewAction.Collapse)
{
//Although the Docs say that Collapse() isn't recursive,
//it actually is. Since clicking the +/- isn't recursive
//we have to simulate that by calling Collapse even on the
//node that fired the event.
if (NodeA.IsExpanded || e.Node == NodeA)
{
NodeA.Collapse();
}
if (NodeB.IsExpanded || e.Node == NodeB)
{
NodeB.Collapse();
}
}
else if (e.Action == TreeViewAction.Expand)
{
if (!NodeA.IsExpanded || e.Node == NodeA)
{
NodeA.Expand();
}
if (!NodeB.IsExpanded || e.Node == NodeB)
{
NodeB.Expand();
}
}
}
}
}
