我建立了一个datagrid,取了名字叫dg1,写了代码,跑了程序不显示是怎么回事,用的ODBC连接的数据库,求大佬帮忙
private void DataGrid_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
string sql = "select* from s;";
string constructorString = "Dsn=学生信息;uid=root";
using (OdbcConnection conn = new OdbcConnection(constructorString))
{
OdbcDataAdapter oda = new OdbcDataAdapter(sql, conn);
DataSet ds = new DataSet();
oda.Fill(ds);
dg1.ItemsSource = ds.Tables[0].DefaultView;
}
}
是不是我哪里少了什么东西???
这是引用
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data.Odbc;
using System.Threading.Tasks;
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 MySql.Data.MySqlClient;
using System.Data;
using System.ComponentModel;
using System.Drawing;