作者: littleboy 2022-09-12 11:53:21

进度条使用技巧

Application.DoEvents()方法

新建窗口类

image-20250212162104478

调用窗口

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 //进度条
进度条 form1 = new 进度条(); form1.Show();

//初始化进度长度
form1.progressBar1.Value = 0; ;
form1.progressBar1.Maximum = childrencomps.Length;

进度更新功能实现

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for (int i = 0; i < childrencomps.Length; i++)
{
    //命令操作
    //......
    //命令操作
        
    //进度条+1
    form1.progressBar1.Value += 1;
}
//进度条完成
form1.progressBar1.Value = form1.progressBar1.Maximum; form1.Close();

作用

在程序点击运行时，弹窗进度条窗口。并开始显示进度

状态栏进度条

定义函数

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private void ProgressBar_initialize()//进度条初始化
{
toolStripProgressBar1.Value = 0; toolStripStatusLabel1.Text = "进度： ";
toolStripProgressBar1.Maximum = filepath.Length + Addcount;
}

private void ProgressBar_finish()//进度条完成
{
toolStripStatusLabel1.Text = "进度：完成"; toolStripProgressBar1.Value = toolStripProgressBar1.Maximum;
}

private void ProgressBar_Number(int i, int length)//数字进度条
{
toolStripProgressBar1.Value = 0;
toolStripProgressBar1.Value += 1;
toolStripStatusLabel1.Text = "进度：" + (i + 1) + "/" + length; ; Application.DoEvents();
}

使用

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private void button2_Click(object sender, EventArgs e)//选择文件
 {
 	//进度条初始化
     ProgressBar_initialize();   
     for (int i = 0; i < filepath.Length; i++)
     {
         //进度条更新(数量+1)
         ProgressBar_Number(i, filepath.Length);
         if (Addcount != 0) { ProgressBar_Number(i, Addcount); }
     }
     //进度条完成
     ProgressBar_finish();
}

参考