启动多个并行表单并在C#中更新它们

using System;
using System.Threading;
using System.Windows.Forms;

namespace ParallelForms
{
    public partial class MainForm : Form
    {
        public MainForm()
        {
            InitializeComponent();
        }

        private void StartButton_Click(object sender, EventArgs e)
        {
            // 启动多个并行表单
            for (int i = 0; i < 5; i++)
            {
                Thread thread = new Thread(OpenNewForm);
                thread.Start();
            }
        }

        private void OpenNewForm()
        {
            // 创建新的表单
            Form form = new Form();
            form.Text = "Parallel Form";
            form.Size = new System.Drawing.Size(200, 100);

            // 创建并添加控件
            Label label = new Label();
            label.Text = "Updating...";
            label.Dock = DockStyle.Fill;
            form.Controls.Add(label);

            // 更新表单中的控件
            for (int i = 0; i < 10; i++)
            {
                // 使用委托在主线程中更新控件
                label.Invoke((MethodInvoker)delegate
                {
                    label.Text = $"Update {i + 1}";
                });

                // 模拟耗时操作
                Thread.Sleep(1000);
            }

            // 关闭表单
            form.Invoke((MethodInvoker)delegate
            {
                form.Close();
            });
        }
    }
}