Mega Code Archive
Reading JSON
<![CDATA[
<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="#FF959595">
<Grid.RowDefinitions>
<RowDefinition Height="25"></RowDefinition>
<RowDefinition Height="25"></RowDefinition>
<RowDefinition Height="25"></RowDefinition>
<RowDefinition Height="*"></RowDefinition>
</Grid.RowDefinitions>
<StackPanel Grid.Row="0" Orientation="Horizontal" Margin="5,5,0,0">
<TextBlock Text="Lat:" />
<TextBox x:Name="txLat" Height="22" Width="85" Text="40.78343" />
<TextBlock Text="Long:" />
<TextBox x:Name="txLong" Height="22" Width="85" Text="-73.96625" />
<Button x:Name="btnXML" Content="Get XML" Click="LoadJSON" />
</StackPanel>
<StackPanel Grid.Row="1" Orientation="Horizontal" Margin="5,5,0,0">
<TextBlock Text="City:" />
<TextBlock x:Name="txCity" FontSize="12" FontFamily="Courier New" VerticalAlignment="Center" />
</StackPanel>
<StackPanel Grid.Row="2" Orientation="Horizontal" Margin="5,5,0,0">
<TextBlock Text="Name:" />
<TextBlock x:Name="txName" FontSize="12" FontFamily="Courier New" VerticalAlignment="Center" />
</StackPanel>
<StackPanel Grid.Row="3" Margin="5,5,0,0">
<TextBlock Text="Raw Results:" />
<TextBlock x:Name="txtResults" TextWrapping="Wrap" FontFamily="Courier New" FontSize="11" />
</StackPanel>
</Grid>
</UserControl>
//File: Page.cs
using System;
using System.IO;
using System.Json;
using System.Net;
using System.Threading;
using System.Windows;
using System.Windows.Controls;
using System.Xml;
using System.Runtime.Serialization.Json;
namespace SilverlightApplication3
{
public partial class MainPage : UserControl
{
SynchronizationContext uiThread;
public MainPage()
{
InitializeComponent();
}
private void LoadJSON(object sender, RoutedEventArgs e)
{
uiThread = SynchronizationContext.Current;
string uriPath = "http://ws.geonames.org/neighbourhoodJSON?formatted=true&lat={0}&lng={1}&style=full";
Uri uri = new Uri(string.Format(uriPath, txLat.Text, txLong.Text),
UriKind.Absolute);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
request.BeginGetResponse(GetResults, request);
}
public void GetResults(IAsyncResult e)
{
HttpWebRequest request = (HttpWebRequest)e.AsyncState;
HttpWebResponse response =
(HttpWebResponse)request.EndGetResponse(e);
Stream responseStream = response.GetResponseStream();
uiThread.Post(UpdateTextJSONObject, responseStream);
}
public void UpdateTextJSONObject(Object stream)
{
JsonObject hood = (JsonObject)JsonObject.Load((Stream)stream);
txCity.Text = hood["neighbourhood"]["city"];
txName.Text = hood["neighbourhood"]["name"];
txtResults.Text = hood.ToString();
}
public void UpdateTextJsonSerializer(object stream)
{
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(MyResults));
MyResults hood = (MyResults)ser.ReadObject((Stream)stream);
txCity.Text = hood.neighbourhood.city;
txName.Text = hood.neighbourhood.name;
}
}
public class MyResults
{
public Neighborhood neighbourhood { get; set; }
}
public class Neighborhood
{
public string adminName2 { get; set; }
public string adminCode2 { get; set; }
public string adminCode1 { get; set; }
public string countryName { get; set; }
public string name { get; set; }
public string countryCode { get; set; }
public string city { get; set; }
public string adminName1 { get; set; }
}
}
]]>