WinForm 多线程更新UI控件进度条（C#,NET,WinForm)

最新推荐文章于 2025-05-25 09:15:06 发布

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最新推荐文章于 2025-05-25 09:15:06 发布 · 2.2k 阅读

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#多线程 #.net #C# #WinForm #委托

        private void button1_Click(object sender, EventArgs e)
        {
            button1.Enabled = false;
            ThreadMethod method = new ThreadMethod();
            //先订阅一下事件
            method.threadStartEvent += new EventHandler(method_threadStartEvent);
            method.threadEvent += new EventHandler(method_threadEvent);
            method.threadEndEvent += new EventHandler(method_threadEndEvent);
            Task task = new Task(() => { method.runMethod(); });
            task.Start();
        }

        /// <summary>
        /// 线程开始事件,设置进度条最大值
        /// 但是我不能直接操作进度条,需要一个委托来替我完成
        /// </summary>
        /// <param name="sender">ThreadMethod函数中传过来的最大值</param>
        /// <param name="e"></param>
        void method_threadStartEvent(object sender, EventArgs e)
        {
            int maxValue = Convert.ToInt32(sender); 
            this.Invoke(new Action<int&g