1 files changed, 51 insertions, 0 deletions
diff --git a/Rx/NET/Test/Rx/SilverlightApp5/MainPage.xaml.cs b/Rx/NET/Test/Rx/SilverlightApp5/MainPage.xaml.cs
new file mode 100644
index 0000000..d075d81
--- /dev/null
+++ b/Rx/NET/Test/Rx/SilverlightApp5/MainPage.xaml.cs
@@ -0,0 +1,51 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Reactive.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+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.Shapes;
+
+namespace SilverlightApp5
+{
+    public partial class MainPage : UserControl
+    {
+        public MainPage()
+        {
+            InitializeComponent();
+        }
+
+        private void button1_Click(object sender, RoutedEventArgs e)
+        {
+            var clock = MyExtensions.GetClock().AsQbservable().Select(_ => _).AsObservable();
+
+            var input = Observable.FromEventPattern<TextChangedEventArgs>(textBox1, "TextChanged").Select(evt => ((TextBox)evt.Sender).Text).Throttle(TimeSpan.FromSeconds(.5)).DistinctUntilChanged();
+
+            var xs = from word in input.StartWith("")
+                     from length in Task.Factory.StartNew(() => { Thread.Sleep(500); return word.Length; })
+                     select length;
+
+            var res = xs.CombineLatest(clock, (len, now) => now.ToString() + " - Word length = " + len);
+
+            res.ObserveOnDispatcher().Subscribe(s =>
+            {
+                label1.Text = s.ToString();
+            });
+        }
+    }
+
+    public class MyExtensions
+    {
+        public static IObservable<DateTime> GetClock()
+        {
+            return Observable.Interval(TimeSpan.FromSeconds(1)).Select(_ => DateTime.Now);
+        }
+    }
+}