[英]WPF TreeView - adding TreeNode with children
I have TreeNode object [ namespace System.Windows.Forms ] and I have WPF TreeView Control. 我有TreeNode对象[ 命名空间System.Windows.Forms ],我有WPF TreeView控件。
I'm trying to populate this wpf control with the TreeNode data by this code: 我试图通过此代码使用TreeNode数据填充此wpf控件:
public partial class TreeWindow : Window
{
public TreeWindow(TreeNode node)
{
InitializeComponent();
treeView.Items.Add(node);
}
}
This TreeNode contains many children in a tree hierarchy. 此TreeNode在树层次结构中包含许多子节点。
.eg : .eg:
-Parent -Parent
--Child - 儿童
----Child - - 儿童
--Child - 儿童
... ...
But In the wpf window I'm getting only the parent node. 但是在wpf窗口中我只得到父节点。 without the expand/collapse buttons. 没有展开/折叠按钮。
You have to convert them to System.Windows.Controls.TreeViewItem
first. 您必须首先将它们转换为System.Windows.Controls.TreeViewItem
。
public TreeWindow(TreeNode node)
{
InitializeComponent();
treeView.Items.Add(ConvertToWpf(node));
}
TreeViewItem ConvertToWpf(TreeNode node)
{
var wpfItem = new TreeViewItem();
wpfItem.Header = node.Text;
foreach(var child in node.Nodes)
{
wpfItem.Items.Add(ConvertToWpf(child));
}
return wpfItem;
}
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