WPF Thread 사용하기

Main.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
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.Navigation;
using System.Windows.Shapes;
using System.Windows.Threading;

namespace thread_exam
{
    /// <summary>
    /// MainWindow.xaml에 대한 상호 작용 논리
    /// </summary>
    public partial class MainWindow : Window
    {

        bool runok = false;
        delegate void Work();


        public MainWindow()
        {
            InitializeComponent();
        }
   


        private void Btn1_Click(object sender, RoutedEventArgs e)
        {
            runok = !runok;
            if (runok)
            {
                Btn1.Dispatcher.BeginInvoke(System.Windows.Threading.DispatcherPriority.SystemIdle, new Work(Display));
                Btn1.Content = "Stop";
            }
            else
            {
                Btn1.Content = "Resume";
            }

        }

        public void Display()
        {
            int k = int.Parse(TxBx1.Text);
            k++;

            TxBx1.Text = k.ToString();

            Label1.Content = k.ToString();

            if (runok)
            {
                Btn1.Dispatcher.BeginInvoke(DispatcherPriority.SystemIdle, new Work(Display));
            }
        }



    }
}

xaml

<Window x:Class="thread_exam.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:thread_exam"
        mc:Ignorable="d"
        Title="MainWindow" Height="301" Width="498">
    <Grid>
        <TextBox x:Name="TxBx1" HorizontalAlignment="Left" Height="23" Margin="107,60,0,0" TextWrapping="Wrap" Text="1" VerticalAlignment="Top" Width="101" TextAlignment="Right"/>
        <Button x:Name="Btn1" Content="Button" HorizontalAlignment="Left" Margin="130,143,0,0" VerticalAlignment="Top" Width="75" Click="Btn1_Click"/>
        <Label x:Name="Label1" Content="Label" HorizontalAlignment="Left" Margin="144,106,0,0" VerticalAlignment="Top"/>

    </Grid>
</Window>

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