TreeNode CreateNode(TreeNodeData d, bool isTopLevel = true)
{
TreeNode n = d.Checkable ? new TreeNode() : new HiddenCheckBoxTreeNode();
n.Text = d.Caption;
n.Tag = d;
if (d.Checkable)
{
n.Checked = evts.IsNodeChecked(d);
}
foreach (var c in d.Children)
{
n.Nodes.Add(CreateNode(c, false));
}
if (isTopLevel)
{
n.Expand();
}
return(n);
}
public override void AwakeFromNib()
{
base.AwakeFromNib();
Window.owner = this;
collapseAllLinkLabel.StringValue = "collapse all";
collapseAllLinkLabel.LinkClicked = (s, e) =>
{
foreach (var item in dataSource.Items)
{
treeView.CollapseItem(item, collapseChildren: true);
}
};
uncheckAllLinkLabel.StringValue = "uncheck all";
uncheckAllLinkLabel.LinkClicked = (s, e) =>
{
var checkedNodes = dataSource.Items
.SelectMany(i => i.Traverse())
.Where(n => n.Data.Checkable)
.Where(n => evts.IsNodeChecked(n.Data))
.ToArray();
evts.OnNodesChecked(checkedNodes.Select(n => n.Data).ToArray(), false);
foreach (var item in checkedNodes)
{
treeView.ReloadItem(item, reloadChildren: false);
}
};
treeView.Delegate = new TreeDelegate()
{
owner = this
};
treeView.DataSource = dataSource;
}