Initial import

1 files changed, 53 insertions, 0 deletions

diff --git a/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue1723.cs b/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue1723.cs
new file mode 100644
index 00000000..8671e75d
--- /dev/null
+++ b/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue1723.cs
@@ -0,0 +1,53 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Xamarin.Forms.CustomAttributes;
+
+namespace Xamarin.Forms.Controls
+{
+	[Preserve (AllMembers=true)]
+	[Issue (IssueTracker.Github, 1723, "Picker's Items.Clear cause exception", PlatformAffected.WinPhone, NavigationBehavior.PushModalAsync)]
+	public class Issue1723
+		: ContentPage
+	{
+		Picker _picker = null;
+
+		public Issue1723()
+		{
+			StackLayout layout = new StackLayout();
+			Content = layout;
+
+			_picker = new Picker();
+			layout.Children.Add(_picker);
+
+			Button button = new Button();
+			button.Clicked += button_Clicked;
+			button.Text = "prepare magic";
+			layout.Children.Add(button);
+		}
+
+		void button_Clicked(object sender, EventArgs e)
+		{
+			Random r = new Random();
+
+			_picker.Items.Clear();
+
+			for (int j = 0; j < r.Next(10, 30); j++)
+			{
+				StringBuilder sb = new StringBuilder();
+				for (int k = 10; k < r.Next(15, 35); k++)
+				{
+					sb.Append((char)r.Next(65, 90));
+				}
+				_picker.Items.Add(sb.ToString());
+			}
+			_picker.SelectedIndex = r.Next(0, _picker.Items.Count);
+
+			Button button = (Button)sender;
+			button.Text = "crash the magic";
+		}
+	}
+}
\ No newline at end of file