1. 将DataTable 绑定到BindingSource 2. 将BindingSource绑定到DataGridView 3. DataGridView修改完要从Datatable取值时,同步过去时,BindingSource和DataGridView两个都要执行EndEdit() 例程: public partial class Form1 : Form { DataTable mTable = new DataTable(); BindingSource mbs = new Bindi
实现: 点击button1,从数据库中获得数据,指定数据库的某列数据插入到DataGridView指定列 一.双击button1进入事件代码 private void button1_Click(object sender, EventArgs e) { using (SQLiteConnection con = new SQLiteConnection(Constants.DATA_SOURCE)) { con.Open(); using (SQLiteCommand cmd = new SQ
开始以前,先认识一下WinForm控件数据绑定的两种形式,简单数据绑定和复杂数据绑定. 1. 简单的数据绑定 例1 using (SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["connStr"].ToString())) { SqlDataAdapter sda = new SqlDataAdapter("Select * From T_Class Where F_
winform手动绑定数据后,点击列标题不能实现自动排序,苦苦寻找方法,发现下面的是可行的. //建立DataTable将当前dataGridView中的数据读进DataTable中 public DataTable dvtodt(DataGridView dv) { DataTable dt = new DataTable(); DataColumn dc; ; i < dv.Columns.Count; i++) { dc = new DataColumn(); dc.ColumnName