Window Closing and Closed event
<Window x:Class="ApplicationShutdownSample.ChildWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="Application Shutdown Sample" Closing="ChildWindow_Closing" Closed="ChildWindow_Closed">
<Grid>
</Grid>
</Window>
//File:Window.xaml.cs
using System;
using System.ComponentModel;
using System.Windows;
namespace ApplicationShutdownSample
{
public partial class ChildWindow : Window
{
public ChildWindow()
{
InitializeComponent();
}
void ChildWindow_Closing(object sender, CancelEventArgs e)
{
Console.WriteLine("Closing");
MessageBoxResult result = MessageBox.Show("Allow Shutdown?", "Application Shutdown Sample", MessageBoxButton.YesNo, MessageBoxImage.Question);
e.Cancel = (result == MessageBoxResult.No);
}
void ChildWindow_Closed(object sender, EventArgs e)
{
Console.WriteLine("Closed");
}
}
}
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