A DataTemplate used with a ContentControl : DataTemplate « Data « Silverlight

1. Silverlight
2. Data
3. DataTemplate

A DataTemplate used with a ContentControl

   

<UserControl x:Class='SilverlightApplication3.MainPage'
    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' 
    mc:Ignorable='d' 
    d:DesignWidth='640' 
    d:DesignHeight='480'>
    <Grid x:Name="LayoutRoot" Background="White">
        <Button x:Name="myButton" Height="70" Width="210">
            <Button.ContentTemplate>
                <DataTemplate>
                    <StackPanel Orientation="Horizontal">
                        <Image Source="{Binding Icon}" Height="40" Margin="10" />
                        <TextBlock Text="{Binding Name}" FontSize="20" VerticalAlignment="Center" />
                    </StackPanel>
                </DataTemplate>
            </Button.ContentTemplate>
        </Button>
    </Grid>
</UserControl>

//File: Page.xaml.cs
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace SilverlightApplication3
{
    public partial class MainPage : UserControl
    {
        public MainPage()
        {
            InitializeComponent();

            Emoticon emoticon = new Emoticon("Smiley Face", "http://server.com/smiley.png");
            myButton.Content = emoticon;
        }
    }

    public class Emoticon : INotifyPropertyChanged                            
    {
        public event PropertyChangedEventHandler PropertyChanged;               

        private string name = string.Empty;
        public string Name
        {
            get { return name; }
            set                                                                   
            {                                                                     
                name = value;                                                       
                UpdateProperty("Name");                                             
            }                                                                     
        }

        private BitmapImage icon = null;
        public BitmapImage Icon
        {
            get { return icon; }
            set
            {
                icon = value;
                UpdateProperty("Icon");
            }
        }

        public Emoticon(string _name, string _imageUrl)
        {
            name = _name;
            icon = new BitmapImage(new Uri(_imageUrl));
        }

        public void UpdateProperty(string propertyName)                         
        {
            if (PropertyChanged != null )
            { 
                PropertyChanged(this, new PropertyChangedEventArgs(propertyName)); 
            }
        }
    }
}

   
    
    
  

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