Bind to an ADO.NETDataSet : Binding « Windows Presentation Foundation « C# / C Sharp






Bind to an ADO.NETDataSet

Bind to an ADO.NETDataSet
  

<Window x:Class="WpfApplication1.Window1"
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  xmlns:c="clr-namespace:WpfApplication1"
  Title="ADODataSetSample" Loaded="OnInit" Background="White" Height="250" Width="450">
  <StackPanel>
    <StackPanel.Resources>
      <c:IntColorConverter x:Key="MyConverter"/>
      <DataTemplate x:Key="BookItemTemplate">
        <Grid>
          <Grid.ColumnDefinitions>
            <ColumnDefinition Width="250" />
            <ColumnDefinition Width="100" />
            <ColumnDefinition Width="*"/>
          </Grid.ColumnDefinitions>
          <TextBlock Text="{Binding Path=Title}" Grid.Column="0"/>
          <TextBlock Text="{Binding Path=ISBN}" Grid.Column="1" />
          <TextBlock Grid.Column="2" Text="{Binding Path=NumPages}" Background="{Binding Path=NumPages,
              Converter={StaticResource MyConverter}}"/>
        </Grid>
      </DataTemplate>
    </StackPanel.Resources>
    <ListBox Name="myListBox" Height="200"
      ItemsSource="{Binding Path=BookTable}"
      ItemTemplate ="{StaticResource BookItemTemplate}"/>
    <Button Click="OnClick">Add Record</Button>
  </StackPanel>
</Window>
//File:Window.xaml.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.OleDb;
using System.IO;
using System.Globalization;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Collections.Generic;

namespace WpfApplication1
{
  public partial class Window1 : Window
  {
      public Window1()
      {
          this.InitializeComponent();
      }
    DataSet myDataSet;
    private void OnInit(object sender, EventArgs e)
    {
      OleDbConnection conn = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0; Data Source=c:\\BookData.mdb");
      OleDbDataAdapter adapter = new OleDbDataAdapter("SELECT * FROM BookTable;", conn);

      myDataSet = new DataSet();
      adapter.Fill(myDataSet, "BookTable");

      myListBox.DataContext = myDataSet;
    }
    private void OnClick(object sender, RoutedEventArgs e)
    {
      DataTable myDataTable = myDataSet.Tables["BookTable"];
      DataRow row = myDataTable.NewRow();

      row["Title"] = "A";
      row["ISBN"] = "0-1111-1111-2";
      row["NumPages"] = 1;
      myDataTable.Rows.Add(row);
    }
  }
    public class IntColorConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            int numValue = (int)value;
            if (numValue < 50)
                return System.Windows.Media.Brushes.Green;
            else
                return System.Windows.Media.Brushes.Red;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return null;
        }
    }  
}

   
    
  








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