add WP8 example

PocketSharp.Examples/PocketSharp.WP8/ViewModels/ItemViewModel.cs

@@ -0,0 +1,109 @@
+using System;
+using System.ComponentModel;
+using System.Diagnostics;
+using System.Net;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Animation;
+
+namespace PocketSharp.WP8.ViewModels
+{
+  public class ItemViewModel : INotifyPropertyChanged
+  {
+    private string _id;
+    /// <summary>
+    /// Sample ViewModel property; this property is used to identify the object.
+    /// </summary>
+    /// <returns></returns>
+    public string ID
+    {
+      get
+      {
+        return _id;
+      }
+      set
+      {
+        if (value != _id)
+        {
+          _id = value;
+          NotifyPropertyChanged("ID");
+        }
+      }
+    }
+
+    private string _lineOne;
+    /// <summary>
+    /// Sample ViewModel property; this property is used in the view to display its value using a Binding.
+    /// </summary>
+    /// <returns></returns>
+    public string LineOne
+    {
+      get
+      {
+        return _lineOne;
+      }
+      set
+      {
+        if (value != _lineOne)
+        {
+          _lineOne = value;
+          NotifyPropertyChanged("LineOne");
+        }
+      }
+    }
+
+    private string _lineTwo;
+    /// <summary>
+    /// Sample ViewModel property; this property is used in the view to display its value using a Binding.
+    /// </summary>
+    /// <returns></returns>
+    public string LineTwo
+    {
+      get
+      {
+        return _lineTwo;
+      }
+      set
+      {
+        if (value != _lineTwo)
+        {
+          _lineTwo = value;
+          NotifyPropertyChanged("LineTwo");
+        }
+      }
+    }
+
+    private string _lineThree;
+    /// <summary>
+    /// Sample ViewModel property; this property is used in the view to display its value using a Binding.
+    /// </summary>
+    /// <returns></returns>
+    public string LineThree
+    {
+      get
+      {
+        return _lineThree;
+      }
+      set
+      {
+        if (value != _lineThree)
+        {
+          _lineThree = value;
+          NotifyPropertyChanged("LineThree");
+        }
+      }
+    }
+
+    public event PropertyChangedEventHandler PropertyChanged;
+    private void NotifyPropertyChanged(String propertyName)
+    {
+      PropertyChangedEventHandler handler = PropertyChanged;
+      if (null != handler)
+      {
+        handler(this, new PropertyChangedEventArgs(propertyName));
+      }
+    }
+  }
+}