JavascriptCallingExample.xaml.cs :  » GIS » DeepEarth » ExampleControlBing » AppDemos » C# / CSharp Open Source

// Deep Earth is a community project available under the Microsoft Public License (Ms-PL)
// Code is provided as is and with no warrenty - Use at your own risk
// View the project and the latest code at http://DeepEarth.codeplex.com/

using System;
using System.Collections.Generic;
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.Shapes;
using System.Windows.Browser;
using DeepEarth.BingMapsToolkit.Client.Common;

namespace ExampleControlBing.AppDemos{
  public partial class JavascriptCallingExample : UserControl
  {
    public JavascriptCallingExample()
    {
      InitializeComponent();
      Loaded += JavascriptCallingExample_Loaded;
      
      var listBox = Utilities.FindVisualChildByName<ListBox>(Application.Current.RootVisual, "ExampleAppList");
      listBox.SelectionChanged += listbox_SelectionChanged;
    }

    void listbox_SelectionChanged(object sender, SelectionChangedEventArgs e)
    {
      HtmlElement buttonsDiv = HtmlPage.Document.GetElementById("buttonsDiv"); ;
      HtmlPage.Document.GetElementById("form1").RemoveChild(buttonsDiv);
      var listBox = Utilities.FindVisualChildByName<ListBox>(Application.Current.RootVisual, "ExampleAppList");
      listBox.SelectionChanged -= listbox_SelectionChanged;
    }

    void JavascriptCallingExample_Loaded(object sender, RoutedEventArgs e)
    {
      //Generate html, javascript
      HtmlElement host = HtmlPage.Document.GetElementById("form1");

      HtmlElement buttonsDiv = HtmlPage.Document.CreateElement("div");
      buttonsDiv.SetAttribute("id", "buttonsDiv");

      //Coordinates controls
      HtmlElement zoomToXYButton = HtmlPage.Document.CreateElement("input");
      zoomToXYButton.SetAttribute("type", "button");
      zoomToXYButton.SetAttribute("value", "Zoom To Coordinates");
      zoomToXYButton.SetAttribute("onclick", @"
        var xc = document.getElementById('xCoord');
        var yc = document.getElementById('yCoord');
        document.getElementById('BingMapToolkitExample').Content.Automation.ZoomToXY(xc.value, yc.value);");
      zoomToXYButton.SetAttribute("type", "button");

      HtmlElement xCoord = HtmlPage.Document.CreateElement("input");
      xCoord.SetAttribute("id", "xCoord");
      xCoord.SetAttribute("type", "text");
      xCoord.SetAttribute("value", "15");

      HtmlElement yCoord = HtmlPage.Document.CreateElement("input");
      yCoord.SetAttribute("id", "yCoord");
      yCoord.SetAttribute("type", "text");
      yCoord.SetAttribute("value", "15");

      buttonsDiv.AppendChild(zoomToXYButton);
      buttonsDiv.AppendChild(xCoord);
      buttonsDiv.AppendChild(yCoord);

      //Zoom Controls
      HtmlElement zoomToLevelButton = HtmlPage.Document.CreateElement("input");
      zoomToLevelButton.SetAttribute("type", "button");
      zoomToLevelButton.SetAttribute("value", "Zoom To Level");
      zoomToLevelButton.SetAttribute("onclick", @"
        var zoomLevel = document.getElementById('zoomLevel');
        document.getElementById('BingMapToolkitExample').Content.Automation.ZoomToLevel(zoomLevel.value);");
      zoomToLevelButton.SetAttribute("type", "button");

      HtmlElement zoomLevel = HtmlPage.Document.CreateElement("input");
      zoomLevel.SetAttribute("id", "zoomLevel");
      zoomLevel.SetAttribute("type", "text");
      zoomLevel.SetAttribute("value", "15");

      buttonsDiv.AppendChild(zoomToLevelButton);
      buttonsDiv.AppendChild(zoomLevel);

      host.AppendChild(buttonsDiv, HtmlPage.Document.GetElementById("silverlightControlHost"));

      HtmlPage.RegisterScriptableObject("Automation", automation);
    }
  }
}