在C#中显示数据网格视图的父属性及其子字段

DataGridView dataGridView = new DataGridView();
dataGridView.Dock = DockStyle.Fill;
this.Controls.Add(dataGridView);

public class Parent
{
    public int Id { get; set; }
    public string Name { get; set; }
    public List<Child> Children { get; set; }
}

public class Child
{
    public int Id { get; set; }
    public string Name { get; set; }
}

List<Parent> parents = GetParents(); // 获取父属性数据
dataGridView.DataSource = parents;

dataGridView.AutoGenerateColumns = false;

// 显示父属性
DataGridViewTextBoxColumn parentIdColumn = new DataGridViewTextBoxColumn();
parentIdColumn.DataPropertyName = "Id";
parentIdColumn.HeaderText = "Parent ID";
dataGridView.Columns.Add(parentIdColumn);

DataGridViewTextBoxColumn parentNameColumn = new DataGridViewTextBoxColumn();
parentNameColumn.DataPropertyName = "Name";
parentNameColumn.HeaderText = "Parent Name";
dataGridView.Columns.Add(parentNameColumn);

// 显示子字段
DataGridViewTextBoxColumn childIdColumn = new DataGridViewTextBoxColumn();
childIdColumn.DataPropertyName = "Children.Id";
childIdColumn.HeaderText = "Child ID";
dataGridView.Columns.Add(childIdColumn);

DataGridViewTextBoxColumn childNameColumn = new DataGridViewTextBoxColumn();
childNameColumn.DataPropertyName = "Children.Name";
childNameColumn.HeaderText = "Child Name";
dataGridView.Columns.Add(childNameColumn);