<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <Page.Resources>
        <ControlTemplate x:Key="btnCustom" TargetType="{x:Type Button}">
            <Border Name="border" BorderThickness="3" BorderBrush="Blue"
                    Background="{TemplateBinding Foreground}">

                <TextBlock Name="txtblk" 
                           FontStyle="Italic" 
                           Text="{TemplateBinding Content}"
                           Margin="{TemplateBinding Padding}"
                           Foreground="{TemplateBinding Background}" />
            </Border>

            <ControlTemplate.Triggers>
                <Trigger Property="IsMouseOver" Value="True">
                    <Setter TargetName="border"
                            Property="CornerRadius" Value="12" />
                    <Setter TargetName="txtblk"
                            Property="FontWeight" Value="Bold" />
                </Trigger>

                <Trigger Property="IsPressed" Value="True">
                    <Setter TargetName="border"
                            Property="Background" 
                            Value="{Binding Path=Background}" />
                    <Setter TargetName="txtblk"
                            Property="Foreground"
                            Value="{Binding Path=Foreground}" />
                </Trigger>
            </ControlTemplate.Triggers>
        </ControlTemplate>
    </Page.Resources>

    <StackPanel>
        <Button Template="{StaticResource btnCustom}"
                HorizontalAlignment="Center" Margin="24"
                FontSize="24"   >
            Button
        </Button>
    </StackPanel>
</Page>

   
    
    
    
    
    
     

   
  
<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="100" Width="300">
    <Grid>
        <TextBox FontSize="16"  Height="23" Name="txtTextBox" >
            <TextBox.ContextMenu>
                <ContextMenu HasDropShadow="True" Opacity=".8">
                    <MenuItem Command="Cut" Header="Cu_t" />
                    <MenuItem Command="Copy" Header="_Copy" />
                    <MenuItem Command="Paste" Header="_Paste" />
                    <Separator/>
                    <MenuItem Click="SelectAll_Click" Header="_Select All" />
                    <MenuItem Click="Clear_Click" Header="_Clear" />
                    <Separator/>
                    <MenuItem Header="Format">
                        <MenuItem Click="TextStyle_Click" Header="_Normal" Name="miNormal"></MenuItem>
                        <MenuItem Click="TextStyle_Click" FontWeight="Bold" Header="_Bold" Name="miBold"></MenuItem>
                        <MenuItem Click="TextStyle_Click" FontStyle="Italic" Header="_Italic" Name="miItalic"></MenuItem>
                    </MenuItem>
                </ContextMenu>
            </TextBox.ContextMenu>
            A TextBox control with ContextMenu.
        </TextBox>
    </Grid>
</Window>
//File:Window.xaml.cs
using System.Windows;

namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }
        private void Clear_Click(object sender, RoutedEventArgs e)
        {
            txtTextBox.Clear();
        }
        private void SelectAll_Click(object sender, RoutedEventArgs e)
        {
            txtTextBox.SelectAll();
        }
        private void TextStyle_Click(object sender, RoutedEventArgs e)
        {
            if (sender == miNormal)
            {
                txtTextBox.FontWeight = FontWeights.Normal;
                txtTextBox.FontStyle = FontStyles.Normal;
            }
            else if (sender == miBold)
            {
                txtTextBox.FontWeight = FontWeights.Bold;
            }
            else if (sender == miItalic)
            {
                txtTextBox.FontStyle = FontStyles.Italic;
            }
        }
    }
}

   
    
     

   
    
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      HorizontalAlignment="Stretch" VerticalAlignment="Stretch">
<Grid Background="Transparent">
  <Grid.ContextMenu>
    <ContextMenu>
      <MenuItem Header="Foo" />
      <MenuItem Header="Bar" />
    </ContextMenu>
  </Grid.ContextMenu>


</Grid>
</Page>

   
    
    
    
     

   
   

<Window x:Class="SimpleStyles.Window1"
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  Title="SimpleStyles"
  Background="#F8F8F8">
  <ScrollViewer>
    <WrapPanel>
      <HeaderedItemsControl Header="ContextMenu">
        <StackPanel>
          <Border Margin="8" Background="#EEE" Width="150" Height="50"  CornerRadius="2">
            <Border.ContextMenu>
              <ContextMenu>
                <MenuItem Header="Sub One" InputGestureText="Ctrl+L" />
                <MenuItem Header="Sub Two (With an Icon)" InputGestureText="Ctrl+A">
                  <MenuItem.Icon>
                    <Ellipse Width="16" Height="16" Fill="LightBlue" />
                  </MenuItem.Icon>
                </MenuItem>
                <MenuItem Header="Sub Three" />
                <Separator />
                <MenuItem Header="Sub Four">
                  <MenuItem Header="Sub One" />
                  <MenuItem Header="Sub Two" />
                  <MenuItem Header="Sub Three" />
                </MenuItem>
                <MenuItem Header="Sub Five" />
              </ContextMenu>
            </Border.ContextMenu>
            <TextBlock Foreground="#AAA" VerticalAlignment="Center" HorizontalAlignment="Center">(Right-Click Me)</TextBlock>
          </Border>
        </StackPanel>
      </HeaderedItemsControl>
   
    </WrapPanel>
  </ScrollViewer>
</Window>

   
    
    
     

   
  

<Window x:Class="Windows.OpenFileTest"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="OpenFileTest" Height="300" Width="300" 
    >
  <DockPanel Margin="5">
    <Button DockPanel.Dock="Top" Click="cmdOpen_Click">Open</Button>
    <ListBox Name="lstFiles"></ListBox>
  </DockPanel>
</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 Microsoft.Win32;

namespace Windows
{
    public partial class OpenFileTest : System.Windows.Window
    {
        public OpenFileTest()
        {
            InitializeComponent();
        }

        private void cmdOpen_Click(object sender, RoutedEventArgs e)
        {
            OpenFileDialog myDialog = new OpenFileDialog();

            myDialog.Filter = "Image Files(*.BMP;*.JPG;*.GIF)|*.BMP;*.JPG;*.GIF|All files (*.*)|*.*";
            myDialog.CheckFileExists = true;
            myDialog.Multiselect = true;

            if (myDialog.ShowDialog() == true)
            {
                lstFiles.Items.Clear();
                foreach (string file in myDialog.FileNames)
                {
                    lstFiles.Items.Add(file);
                }                
            }
        }
    }
}

   
    
     

   
  

<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="200">
    <StackPanel>
        <Button Click="SharedButtonClickHandler" Height="23" Margin="10" 
                Name="button1" Width="75">Button One</Button>
        <Button Click="SharedButtonClickHandler" Height="23" Margin="10" 
                Name="button2" Width="75">Button Two</Button>
        <Button Click="SharedButtonClickHandler" Height="23" Margin="10" 
                Name="button3" Width="75">Button Three</Button>
    </StackPanel>
</Window>
//File:Window.xaml.cs
using System.Windows;
using System.Windows.Controls;

namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }

        private void SharedButtonClickHandler(object sender, RoutedEventArgs e)
        {
            Button source = e.OriginalSource as Button;

            if (source != null)
            {
                MessageBox.Show("You pressed " + source.Name, Title);
            }
        }
    }
}

   
    
     

   
  


<Application
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    x:Class="CommandLineArgumentSample.App"
    StartupUri="MainWindow.xaml"
    Startup="app_Startup" />

//File:App.xaml.cs
namespace CommandLineArgumentSample
{
    using System;
    using System.Collections;
    using System.Text.RegularExpressions;
    using System.Windows;

    public partial class App : Application
    {
        void app_Startup(object sender, StartupEventArgs e)
        {
            if (e.Args.Length == 0) return;
            foreach (string arg in e.Args)
            {
                Console.WriteLine(arg);
            }
        }
    }
}