How to get the Infragistics tree view in using silverlight

Yes

I will send the code

This is for xaml

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"

xmlns:d="http://schemas.microsoft.com/expression/blend/2008"

mc:Ignorable="d"

d:DesignHeight="500" d:DesignWidth="700"

Title="ViewModelBinding Page"

xmlns:framework="clr-namespace:Infragistics.Samples.Framework;assembly=Infragistics.Samples.Framework"

xmlns:ig="http://schemas.infragistics.com/xaml"

xmlns:res="clr-namespace:Infragistics_SilverLight.Resources">

This is for Code-Behind

using Infragistics.Controls.Menus;

using System;

using System.Collections.Generic;

using System.ComponentModel;

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.Xml.Linq;

using Infragistics.Controls.Menus;

using Infragistics.Samples.Framework;

using Infragistics.Samples.Shared.DataProviders;

using Infragistics.Samples.Shared.Extensions;

using Infragistics.Samples.Shared.Models;

using System.Windows.Data.XmlDataProvider;

namespace Infragistics_SilverLight

{

public partial class Tree : UserControl

{

public Tree()

{

InitializeComponent();

this.Loaded += OnSampleLoaded;

this.MyTree.Loaded += new RoutedEventHandler(dataTree_Loaded);

}

void dataTree_Loaded(object sender, RoutedEventArgs e)

{

XamTree tree = (XamTree)sender;

if (tree.XamTreeItems.Count() > 0)

{

tree.XamTreeItems[0].IsExpanded = true;

}

private BookDataSource viewModel;

void OnSampleLoaded(object sender, RoutedEventArgs e)

{

this.viewModel = new BookDataSource();

this.DataContext = this.viewModel;

this.DownloadDataSource();

}

private XmlDataProvider xmlDataProvider;

///

/// This method is used for downloading the sample's data source. To support localization we created a custom helper class.

///

void DownloadDataSource()

{

xmlDataProvider = new XmlDataProvider();

xmlDataProvider.GetXmlDataCompleted += new EventHandler(xmlDataProvider_GetXmlDataCompleted);

xmlDataProvider.GetXmlDataAsync("Books.xml"); // xml file name

}

void xmlDataProvider_GetXmlDataCompleted(object sender, GetXmlDataCompletedEventArgs gxdcea)

{

XDocument doc = gxdcea.Result;

if (doc != null)

{

var dataSource = (from d in doc.Descendants("book")

where (d.Descendants("chapter") != null && d.Descendants("chapter").Count() > 0)

select new Book

{

Author = d.Attribute("Author").Value,

Title = d.Attribute("Title").Value,

UnitPrice = d.Attribute("UnitPrice").Value,

Url = d.Attribute("Url").Value,

ReleaseDate = d.Attribute("ReleaseDate").Value,

Chapters = this.GetChapters(d)

});

this.viewModel.Books = dataSource.ToList();

}

if (this.MyTree.XamTreeItems.Count() > 0)

{

this.MyTree.XamTreeItems[0].IsExpanded = true;

}

public class Book:INotifyPropertyChanged

{

public string Author { get; set; }

public string Title { get; set; }

public string UnitPrice { get; set; }

public string Url { get; set; }

public decimal Price { get; set; }

public string ReleaseDate { get; set; }

public IEnumerable Chapters { get; set; }

}

public class Chapter : INotifyPropertyChanged

{

public string Title { get; set; }

}

private IEnumerable GetChapters(XElement parent)

{

return (from d in parent.Descendants("chapter")

select new Chapter

{

Title = d.Attribute("Title").Value

}).ToList();

}

public class BookDataSource : ObservableModel

{

public event PropertyChangedEventHandler PropertyChanged;

protected virtual void OnPropertyChanged(string propertyName)

{

if (PropertyChanged != null)

{

PropertyChanged(this, new PropertyChangedEventArgs(propertyName));

}

public BookDataSource()

{

}

private IEnumerable books;

public IEnumerable Books

{

get

{

return this.books;

}

set

{

if (this.books != value)

{

this.books = value;

this.OnPropertyChanged("Books");

}

2 Replies

Know the answer? Post it — somebody with the same question will find it here.

chetan Allipur9y ago
Yes
I will send the code

This is for xaml

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
mc:Ignorable="d"
d:DesignHeight="500" d:DesignWidth="700"
Title="ViewModelBinding Page"
xmlns:framework="clr-namespace:Infragistics.Samples.Framework;assembly=Infragistics.Samples.Framework"
xmlns:ig="http://schemas.infragistics.com/xaml"
xmlns:res="clr-namespace:Infragistics_SilverLight.Resources">

This is for Code-Behind

using Infragistics.Controls.Menus;
using System;
using System.Collections.Generic;
using System.ComponentModel;
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.Xml.Linq;
using Infragistics.Controls.Menus;
using Infragistics.Samples.Framework;
using Infragistics.Samples.Shared.DataProviders;
using Infragistics.Samples.Shared.Extensions;
using Infragistics.Samples.Shared.Models;
using System.Windows.Data.XmlDataProvider;
namespace Infragistics_SilverLight
{
public partial class Tree : UserControl
{
public Tree()
{
InitializeComponent();
this.Loaded += OnSampleLoaded;
this.MyTree.Loaded += new RoutedEventHandler(dataTree_Loaded);
}
void dataTree_Loaded(object sender, RoutedEventArgs e)
{
XamTree tree = (XamTree)sender;
if (tree.XamTreeItems.Count() > 0)
{
tree.XamTreeItems[0].IsExpanded = true;
}
}
private BookDataSource viewModel;
void OnSampleLoaded(object sender, RoutedEventArgs e)
{
this.viewModel = new BookDataSource();
this.DataContext = this.viewModel;
this.DownloadDataSource();
}
private XmlDataProvider xmlDataProvider;
///
/// This method is used for downloading the sample's data source. To support localization we created a custom helper class.
///
void DownloadDataSource()
{
xmlDataProvider = new XmlDataProvider();
xmlDataProvider.GetXmlDataCompleted += new EventHandler(xmlDataProvider_GetXmlDataCompleted);
xmlDataProvider.GetXmlDataAsync("Books.xml"); // xml file name
}
void xmlDataProvider_GetXmlDataCompleted(object sender, GetXmlDataCompletedEventArgs gxdcea)
{
XDocument doc = gxdcea.Result;
if (doc != null)
{
var dataSource = (from d in doc.Descendants("book")
where (d.Descendants("chapter") != null && d.Descendants("chapter").Count() > 0)
select new Book
{
Author = d.Attribute("Author").Value,
Title = d.Attribute("Title").Value,
UnitPrice = d.Attribute("UnitPrice").Value,
Url = d.Attribute("Url").Value,
ReleaseDate = d.Attribute("ReleaseDate").Value,
Chapters = this.GetChapters(d)
});
this.viewModel.Books = dataSource.ToList();
}
if (this.MyTree.XamTreeItems.Count() > 0)
{
this.MyTree.XamTreeItems[0].IsExpanded = true;
}
}
public class Book:INotifyPropertyChanged
{
public string Author { get; set; }
public string Title { get; set; }
public string UnitPrice { get; set; }
public string Url { get; set; }
public decimal Price { get; set; }
public string ReleaseDate { get; set; }
public IEnumerable Chapters { get; set; }
}
public class Chapter : INotifyPropertyChanged
{

public string Title { get; set; }
}
private IEnumerable GetChapters(XElement parent)
{
return (from d in parent.Descendants("chapter")
select new Chapter
{
Title = d.Attribute("Title").Value
}).ToList();
}
}
public class BookDataSource : ObservableModel
{
public event PropertyChangedEventHandler PropertyChanged;
protected virtual void OnPropertyChanged(string propertyName)
{
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
}
}
public BookDataSource()
{
}
private IEnumerable books;
public IEnumerable Books
{
get
{
return this.books;
}
set
{
if (this.books != value)
{
this.books = value;
this.OnPropertyChanged("Books");
}
}
}
}
}
Suvendu Shekhar Giri9y ago
Anything you have tried so far?