Add Event handler in Panel Resource : Resource « Windows Presentation Foundation « C# / C Sharp






Add Event handler in Panel Resource

Add Event handler in Panel Resource
  
<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="WPF" Height="200" Width="300">
    <DockPanel LastChildFill="True">
        <DockPanel.Resources>
            <Style TargetType="{x:Type TreeViewItem}">
                <EventSetter Event="Selected" Handler="TreeViewItem_Selected" />
            </Style>
        </DockPanel.Resources>
        <Button Click="Button_Click" DockPanel.Dock="Bottom" Content="Show Selected" MaxHeight="23" MaxWidth="100" />
        <TreeView FontSize="16" Name="tvTree">
            <TreeViewItem Header="A" IsExpanded="True">
                <TreeViewItem Header="1">
                    <TreeViewItem Header="2" />
                    <TreeViewItem Header="3" />
                </TreeViewItem>
                <TreeViewItem Header="B" IsExpanded="True">
                    <TreeViewItem Header="11" />
                    <TreeViewItem Header="22" />
                </TreeViewItem>
            </TreeViewItem>
            <TreeViewItem Header="C">
                <TreeViewItem Header="E">
                    <TreeViewItem Header="111" />
                    <TreeViewItem Header="222" />
                    <TreeViewItem Header="333" />
                </TreeViewItem>
                <TreeViewItem Header="F">
                    <TreeViewItem Header="1111" />
                    <TreeViewItem Header="2222" />
                    <TreeViewItem Header="333" />
                </TreeViewItem>
            </TreeViewItem>
        </TreeView>
    </DockPanel>
</Window>

//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Controls;

namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }
        private void TreeViewItem_Selected(object sender, RoutedEventArgs e)
        {
            TreeViewItem item = sender as TreeViewItem;
            if (item == e.OriginalSource)
            {
                Console.WriteLine(item.Header);
                Console.WriteLine(item.Items.Count);
            }
            else
            {
                Console.WriteLine("Parent of selected");
                Console.WriteLine(item.Header);
                Console.WriteLine(item.Items.Count);
            }
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            TreeViewItem item = tvTree.SelectedItem as TreeViewItem;

            if (item != null)
            {
                MessageBox.Show("Item selected: " + item.Header, Title);
            }
            else
            {
                MessageBox.Show("No item selected", Title);
            }
        }
    }
}

   
    
  








Related examples in the same category

1.Use outter resource or inner resource
2.Window level resource
3.Button style as Window resourceButton style as Window resource
4.Event Triggers as ResourceEvent Triggers as Resource
5.Reuse Font With ResourcesReuse Font With Resources
6.Define Double value as resourceDefine Double value as resource
7.Add a logical resource to the window's resource dictionaryAdd a logical resource to the window's resource dictionary
8.Font Size ResourcesFont Size Resources
9.Use EnvironmentInfo as ResourceUse EnvironmentInfo as Resource
10.Dynamic Resource: SystemColors.InactiveCaptionBrushKeyDynamic Resource: SystemColors.InactiveCaptionBrushKey
11.Load Resource for Application
12.No Logical ResourcesNo Logical Resources
13.Logical ResourcesLogical Resources
14.Relative pack URI referring to external component for a ResourceRelative pack URI referring to external component for a Resource
15.Find Control Styles with FindResource()Find Control Styles with FindResource()
16.TextGeometry as ResourceTextGeometry as Resource
17.Retrieving assembly manifest resources
18.Get Resource Names from AssemblyGet Resource Names from Assembly
19.Find Resource with FindResourceFind Resource with FindResource
20.Create Collection based Resource for data bindingCreate Collection based Resource for data binding
21.Wrap collection based resource in a CollectionViewSourceWrap collection based resource in a CollectionViewSource
22.Add event handler to StackPanel in StackPanel resourceAdd event handler to StackPanel in StackPanel resource
23.DataGridView and ResourceDataGridView and Resource
24.Dynamic ResourceDynamic Resource
25.Load Assembly ResourcesLoad Assembly Resources
26.BitmapImage as ResourcesBitmapImage as Resources
27.Cropped image as Resource
28.Load Xaml ResourceLoad Xaml Resource
29.Use Resources.Add to add static resouce from codeUse Resources.Add to add static resouce from code
30.Event Setter from ResourcesEvent Setter from Resources