Listing Routed Event on Mouse Action

This blog lists of routed event generated by mouse in the Grid.

XAML Code

<Window x:Class="Part3_RoutedEventViewer.Window1"

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

Title="Examining Routed Events" Height="300" Width="300"

WindowState="Maximized">

<Grid.Resources>

</LinearGradientBrush>

</DataTemplate>

</DataTemplate>

</DataTemplate>

</DataTemplate>

<Setter.Value>

<TextBlock Text="{TemplateBinding Content}"

FontSize="{TemplateBinding FontSize}"

Foreground="Black"/>

</Grid>

</ControlTemplate>

</Setter.Value>

</Setter>

</Style>

</Grid.Resources>

<Grid.RowDefinitions>

</Grid.RowDefinitions>

</StackPanel>

<ListView.View>

</GridView>

</ListView.View>

</ListView>

</Grid>

</Window>

Code Behind Codes

using System;

using System.Collections.Generic;

using System.Linq;

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.Navigation;

using System.Windows.Shapes;

namespace Part3_RoutedEventViewer

{

/// <summary>

/// Demo application that displays some data about the events

/// that were recieved by a users actions. Which allows users

/// to see the difference between tunneling/routed events

/// </summary>

public partial class Window1 : Window

{

#region Ctor

/// <summary>

/// Wires up several of the standard <see cref="FrameworkElement">

/// FrameworkElement</see> Tunneling/Bubbling <see cref="RoutedEvent">RoutedEvents</see>.

/// This demo also displays some data about the events that were recieved by

/// a users actions.

/// </summary>

public Window1()

{

InitializeComponent();

UIElement[] els = { this, gridMain, btnTop, lvResults };

foreach (UIElement el in els)

{

//keyboard

el.PreviewKeyDown += GenericHandler;

el.PreviewKeyUp += GenericHandler;

el.PreviewTextInput += GenericHandler;

el.KeyDown += GenericHandler;

el.KeyUp += GenericHandler;

el.TextInput += GenericHandler;

//Mouse

el.MouseDown += GenericHandler;

el.MouseUp += GenericHandler;

el.PreviewMouseDown += GenericHandler;

el.PreviewMouseUp += GenericHandler;

//Stylus

el.StylusDown += GenericHandler;

el.StylusUp += GenericHandler;

el.PreviewStylusDown += GenericHandler;

el.PreviewStylusUp += GenericHandler;

el.AddHandler(Button.ClickEvent, new RoutedEventHandler(GenericHandler));

}

#endregion

#region Private Methods

/// <summary>

/// Creates a new <see cref="EventDemoClass">EventDemoClass</see>

/// to represent the <see cref="RoutedEvent">RoutedEvent</see>.

/// And adds this new EventDemoClass to the listbox

/// </summary>

private void GenericHandler(object sender, RoutedEventArgs e)

{

lvResults.Items.Add(new EventDemoClass()

{

RoutedEventName = e.RoutedEvent.Name,

SenderName = typeWithoutNamespace(sender),

ArgsSource = typeWithoutNamespace(e.Source),

OriginalSource = typeWithoutNamespace(e.OriginalSource)

});

}

/// <summary>

/// Returns the type name without the namespace portion

/// </summary>

private string typeWithoutNamespace(object obj)

{

string[] astr = obj.GetType().ToString().Split('.');

return astr[astr.Length - 1];

}

/// <summary>

/// Clears the listbox of events

/// </summary>

private void btnClearItems_Click(object sender, RoutedEventArgs e)

{

lvResults.Items.Clear();

}

#endregion

}

#region EventDemoClass CLASS

/// <summary>

/// A simpy data class that is used to display event data

/// </summary>

public class EventDemoClass

{

public string RoutedEventName { get; set; }

public string SenderName { get; set; }

public string ArgsSource { get; set; }

public string OriginalSource { get; set; }

}

#endregion

}