2021-08-14 WPF控件专题 ProgressBar控件详解

布满荆棘的人生 2022-09-04 13:49 235阅读 0赞

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3poYW94aTIwMjA_size_16_color_FFFFFF_t_70]

## 1.ProgressBar 控件介绍 ##

进度条 ：显示某个操作的进度过程 。

Maximum Minimum Orientation Value IsIndeterminate

## 2.具体案例 ##

private void Button_Click(object sender, RoutedEventArgs e)
    { 
        //pbar2.Value = 0;
        //for (int i = 0; i < pbar2.Maximum; i++)
        //{ 
        // pbar2.Value = i;
        // lblVal.Content = pbar2.Value + "%";
        // Thread.Sleep(100);
        //}
        int max = 50;
        Task.Run(() =>
        { 
            for (int i = 0; i <= max; i++)
            { 
                pbar2.Dispatcher.Invoke(() =>
                { 
    
                    pbar2.Value = i;
                    //lblVal.Content = pbar2.Value + "%";
                });
              
                Thread.Sleep(100);
            }
            
        });
       
    }
    
    private void Pbar2_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e)
    { 
            lblVal.Content = e.NewValue + "%";
       
          
    }

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