wpf中实现数据的逐条加载显示效果

xaml ================================


[code] 

<Window x:Class="ThreadedWpfExplorer.Window2"

Loaded="Window_Loaded"

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

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

Title="Window2" Height="300" Width="300">

<Window.Resources>

<DataTemplate x:Key="listBoxTemplate">

<TextBlock Text ="{Binding Name}"

Padding="2" FontFamily="宋体" FontWeight="Normal" FontSize="12px" />

</DataTemplate>

</Window.Resources>

<Grid>

<ListBox Name="lst" Margin="0,68,0,0" ItemTemplate="{StaticResource listBoxTemplate}">

</ListBox>

<Button Content="Button" Height="27" HorizontalAlignment="Left" Margin="12,12,0,0" Name="button1" VerticalAlignment="Top" Width="78" Click="button1_Click" />

</Grid>

</Window>

cs ===================================

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Data;

using System.Windows.Documents;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Imaging;

using System.Windows.Shapes;

namespace ThreadedWpfExplorer

{

/// <summary>

/// Window2.xaml 的交互逻辑

/// </summary>

public partial class Window2 : Window

{

public Window2()

 {

InitializeComponent();

}

private void Window_Loaded(object sender, RoutedEventArgs e)

 {

}

private void button1_Click(object sender, RoutedEventArgs e)

 {

List<Employee> _employees = new List<Employee>();

for (int i = 0; i < 100; i++)

 {

Employee temp = new Employee();

temp.name = "aaa" + i.ToString();

_employees.Add(temp);

 }

lst.ItemsSource = _employees;

}

}

public class Employee

{

public string name=string.Empty ;

public string Name

 {

get { return name; }

set { name=value ;}

}

}

}

//-----------------------------------------------------------------------

ThreadPool.QueueUserWorkItem(delegate

 {

for (int i = 0; i <= 100 && Application.Current != null; i++)

  {

Application.Current.Dispatcher.BeginInvoke((Action)delegate

  {

       Employee temp = new Employee();

        temp.name = "aaa" + i.ToString();

        _employees.Add(temp);

lst.SelectedItem = temp;

lst.ScrollIntoView(temp);

});

Thread.Sleep(100);

  }

});

[/code]

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