「PurchaseTable」テーブルからデータベースから購入を検索し、結果を DataGrid に表示しようとしています。Windows フォームを使用してそれを行う方法を知っています。
private void SearchButton_Click(object sender, EventArgs e)
{
DataTable dt = new DataTable();
SqlDataAdapter SDA = new SqlDataAdapter("SELECT TitleOfRecord, DateOfPurchase FROM PurchaseTable WHERE (NameOfCustomer = '"+NameOfCustomerSText.Text+"')", connection);
//Query that will return the Title of the Records and Dates of purchases depending on the Customer which has been searched for
SDA.Fill(dt);
PurchaseResults.DataSource = dt;
//Results will appear in the PurchaseResults DataGrid
}
しかし、WPFでそれを行う方法がわかりません。これまでのところ、これはありますが機能しません:
private void SearchCustomerButton_Click(object sender, RoutedEventArgs e)
{
DataTable dt = new DataTable();
SqlDataAdapter SDA = new SqlDataAdapter("SELECT TitleOfRecord, DateOfPurchase FROM PurchaseTable WHERE (NameOfCustomer = '" + NameOfCustomerSText.Text + "')", connection);
//Query that will return the Title of the Records and Dates of purchases depending on the Customer which has been searched for
SDA.Fill(dt);
PurchaseResults.DataContext = dt;
//Results will appear in the PurchaseResults DataGrid
}
私はこれらの名前空間を持っています:
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.Navigation;
using System.Windows.Shapes;
using System.Data.SqlClient;
using System.Data;
このコードを使用して問題を解決しました。
private void SearchCustomerButton_Click(object sender, RoutedEventArgs e)
{
SqlDataAdapter da;
DataSet ds;
da = new SqlDataAdapter("SELECT TitleOfRecord, DateOfPurchase FROM PurchaseTable WHERE (NameOfCustomer = '" + NameOfCustomerSText.Text + "')", connection);
//Query that will return the Title of the Records and Dates of purchases depending on the Customer which has been searched for
ds = new DataSet();
da.Fill(ds);
PurchaseResults.ItemsSource = ds.Tables[0].DefaultView;
//Results will appear in the PurchaseResults DataGrid
}