Using a BackgroundWorker: progress changed and completed

  

<Window x:Class="BackgroundWorkerExample.MyWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="BackgroundWorkerExample" Height="300" Width="300">
    <Grid>
        
    </Grid>
</Window>
//File:Window.xaml.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.ComponentModel;
using System.Threading;

namespace BackgroundWorkerExample
{
    partial class MyWindow : Window
    {
        BackgroundWorker bw = new BackgroundWorker();

        public MyWindow()
        {
            bw.DoWork += new DoWorkEventHandler(bw_DoWork);
            bw.ProgressChanged += bw_ProgressChanged;
            bw.RunWorkerCompleted += bw_RunWorkerCompleted;
            bw.WorkerReportsProgress = true;
            bw.RunWorkerAsync();
        }

        void bw_DoWork(object sender, DoWorkEventArgs e)
        {
            for (int i = 0; i < 10; ++i)
            {
                int percent = i * 10;
                bw.ReportProgress(percent);
                Thread.Sleep(1000);
            }
        }

        void bw_ProgressChanged(object sender, ProgressChangedEventArgs e)
        {
            this.Title = "Working: " + e.ProgressPercentage + "%";
        }

        void bw_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            this.Title = "Finished";
        }
    }
}

Related examples in the same category

1.	Execute a Method Asynchronously Using a Background Worker Thread
2.	Track the Progress of a Background Worker Thread
3.	Support the Cancellation of a Background Worker Thread
4.	Create a Background Worker Thread in XAML
5.	Show a ProgressBar While Processing on a Background Thread
6.	Use BackgroundWorker to run task at background
7.	A Cancellable ProgressBar While Processing on a Background Thread
8.	Show a Continuous Progress Bar While Processing on a Background Thread
9.	Unblock Thread with BackgroundWorker

Using a BackgroundWorker: progress changed and completed : BackgroundWorker « Windows Presentation Foundation « C# / C Sharp

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