C# 委托 / 跨线程访问UI / 线程间操作无效: 从不是创建控件“Form1”的线程访问它

C# 委托 / 跨线程访问UI /  线程间操作无效: 从不是创建控件“Form1”的线程访问它  

网上的代码都比较复杂，还是这个简单

见代码，

 

简易解决办法：

 

主窗体代码

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using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Threading; using System.Windows.Forms;   namespace WindowsFormsApp1 {     public partial class Form1 : Form     {         public Form1()         {             InitializeComponent();         }           private void button1_Click(object sender, EventArgs e)         {             Thread func = new Thread(lib.test_func);             func.Start(this);         }     } }

　　

线程代码：

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using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks;   namespace WindowsFormsApp1 {     public static class lib     {         public static void test_func(object frm)         {             var frm2 = frm as Form1;             while (true)             {                 System.Threading.Thread.Sleep(100);                 frm2.Invoke(new Action(() => {                     frm2.Text = DateTime.Now.ToString();                 }));               }         }       } }