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在此處開發WPF應用程序。我有一個Linq to SQL類,在設計器中持有幾個表。從ComboBox選擇填充DataGrid(Linq到SQL)
我這是對的InitializeComponent填充從SQL Server元數據表「TABLE_NAME」列組合框...
public MainWindow()
{
InitializeComponent();
DBConnDataContext db = new DBConnDataContext();
var query = from s in db.tbdbDownloadTables
where s.Include == "Y" && s.Table_Schema == "ref" && s.WhereClause == null && s.CCCP == null
select s.Table_Name;
ComboBox.ItemsSource = query;
}
這一切工作正常:)
我有一個相鄰的數據網格,我想填充用戶的ComboBox選擇。如何將ComboBox選擇(Table_Name)列引用到我要填充我的DataGrid的表中?我試圖用Mapping.GetTables的背景下,以創建表的列表,但不知道從哪裏何去何從......
public void ComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
string ComboBoxValue = ComboBox.SelectedItem.ToString();
DBConnDataContext db2 = new DBConnDataContext();
//var tableModel = (from tables in db2.Mapping.GetTables() select tables.TableName).ToList(); ????
var query2 = from tab in db2.tbdbDownloadTables
where tab.Table_Name == ComboBoxValue
select tab;
TableGrid.ItemsSource = query2;
}