Здравствуйте, DemAS, Вы писали:
DAS>Здравствуйте, Alex Medvedev, Вы писали:
AM>>Необходимо вызвать AcceptChanges.
DAS> Не помогает.
DAS> Вот полный код:
DAS>DAS>using System;
DAS>using System.Drawing;
DAS>using System.Collections;
DAS>using System.ComponentModel;
DAS>using System.Windows.Forms;
DAS>using System.Data;
DAS>using System.Data.OleDb;
DAS>using musicBoxCode.Classes;
DAS>
DAS>namespace musicBoxCode.Forms
DAS>{
DAS> /// <summary>
DAS> /// Summary description for Balls.
DAS> /// </summary>
DAS> public class Balls : System.Windows.Forms.Form
DAS> {
DAS> private System.Windows.Forms.DataGrid dataGrid;
DAS> private System.Windows.Forms.DataGridTableStyle dataGridTableStyle;
DAS> private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn_id;
DAS> private System.Windows.Forms.DataGridTextBoxColumn dataGridTextBoxColumn_name;
DAS> private System.Windows.Forms.Button button1;
DAS> /// <summary>
DAS> /// Required designer variable.
DAS> /// </summary>
DAS> private System.ComponentModel.Container components = null;
DAS> private DataSet ds;
DAS> public Balls()
DAS> {
DAS> //
DAS> // Required for Windows Form Designer support
DAS> //
DAS> InitializeComponent();
DAS> //
DAS> // TODO: Add any constructor code after InitializeComponent call
DAS> //
DAS> }
DAS> /// <summary>
DAS> /// Clean up any resources being used.
DAS> /// </summary>
DAS> protected override void Dispose( bool disposing )
DAS> {
DAS> if( disposing )
DAS> {
DAS> if(components != null)
DAS> {
DAS> components.Dispose();
DAS> }
DAS> }
DAS> base.Dispose( disposing );
DAS> }
DAS> #region Windows Form Designer generated code
DAS> /// <summary>
DAS> /// Required method for Designer support - do not modify
DAS> /// the contents of this method with the code editor.
DAS> /// </summary>
DAS> private void InitializeComponent()
DAS> {
DAS> this.dataGrid = new System.Windows.Forms.DataGrid();
DAS> this.dataGridTableStyle = new System.Windows.Forms.DataGridTableStyle();
DAS> this.dataGridTextBoxColumn_id = new System.Windows.Forms.DataGridTextBoxColumn();
DAS> this.dataGridTextBoxColumn_name = new System.Windows.Forms.DataGridTextBoxColumn();
DAS> this.button1 = new System.Windows.Forms.Button();
DAS> ((System.ComponentModel.ISupportInitialize)(this.dataGrid)).BeginInit();
DAS> this.SuspendLayout();
DAS> //
DAS> // dataGrid
DAS> //
DAS> this.dataGrid.DataMember = "";
DAS> this.dataGrid.Dock = System.Windows.Forms.DockStyle.Top;
DAS> this.dataGrid.HeaderForeColor = System.Drawing.SystemColors.ControlText;
DAS> this.dataGrid.Name = "dataGrid";
DAS> this.dataGrid.Size = new System.Drawing.Size(242, 200);
DAS> this.dataGrid.TabIndex = 0;
DAS> this.dataGrid.TableStyles.AddRange(new System.Windows.Forms.DataGridTableStyle[] {
DAS> this.dataGridTableStyle});
DAS> this.dataGrid.Navigate += new System.Windows.Forms.NavigateEventHandler(this.dataGrid_Navigate);
DAS> //
DAS> // dataGridTableStyle
DAS> //
DAS> this.dataGridTableStyle.AlternatingBackColor = System.Drawing.Color.White;
DAS> this.dataGridTableStyle.BackColor = System.Drawing.Color.LightYellow;
DAS> this.dataGridTableStyle.DataGrid = this.dataGrid;
DAS> this.dataGridTableStyle.ForeColor = System.Drawing.Color.Navy;
DAS> this.dataGridTableStyle.GridColumnStyles.AddRange(new System.Windows.Forms.DataGridColumnStyle[] {
DAS> this.dataGridTextBoxColumn_id,
DAS> this.dataGridTextBoxColumn_name});
DAS> this.dataGridTableStyle.HeaderFont = new System.Drawing.Font("Arial", 9F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(204)));
DAS> this.dataGridTableStyle.HeaderForeColor = System.Drawing.SystemColors.ControlText;
DAS> this.dataGridTableStyle.MappingName = "Balls";
DAS> //
DAS> // dataGridTextBoxColumn_id
DAS> //
DAS> this.dataGridTextBoxColumn_id.Alignment = System.Windows.Forms.HorizontalAlignment.Center;
DAS> this.dataGridTextBoxColumn_id.Format = "";
DAS> this.dataGridTextBoxColumn_id.FormatInfo = null;
DAS> this.dataGridTextBoxColumn_id.HeaderText = "Код";
DAS> this.dataGridTextBoxColumn_id.MappingName = "ball_id";
DAS> this.dataGridTextBoxColumn_id.Width = 40;
DAS> //
DAS> // dataGridTextBoxColumn_name
DAS> //
DAS> this.dataGridTextBoxColumn_name.Alignment = System.Windows.Forms.HorizontalAlignment.Center;
DAS> this.dataGridTextBoxColumn_name.Format = "";
DAS> this.dataGridTextBoxColumn_name.FormatInfo = null;
DAS> this.dataGridTextBoxColumn_name.HeaderText = "Наименование";
DAS> this.dataGridTextBoxColumn_name.MappingName = "ball_name";
DAS> this.dataGridTextBoxColumn_name.Width = 125;
DAS> //
DAS> // button1
DAS> //
DAS> this.button1.Location = new System.Drawing.Point(160, 208);
DAS> this.button1.Name = "button1";
DAS> this.button1.TabIndex = 1;
DAS> this.button1.Text = "button1";
DAS> this.button1.Click += new System.EventHandler(this.button1_Click);
DAS> //
DAS> // Balls
DAS> //
DAS> this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
DAS> this.ClientSize = new System.Drawing.Size(242, 244);
DAS> this.Controls.AddRange(new System.Windows.Forms.Control[] {
DAS> this.button1,
DAS> this.dataGrid});
DAS> this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
DAS> this.Name = "Balls";
DAS> this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
DAS> this.Text = "Справочник оценок";
DAS> this.Load += new System.EventHandler(this.Balls_Load);
DAS> ((System.ComponentModel.ISupportInitialize)(this.dataGrid)).EndInit();
DAS> this.ResumeLayout(false);
DAS> }
DAS> #endregion
DAS> private void Balls_Load(object sender, System.EventArgs e)
DAS> {
DAS> Config cfg = Config.Instance;
DAS> string connectionString = cfg.connectionString;
DAS> OleDbConnection conn = new OleDbConnection(connectionString);
DAS> conn.Open();
DAS> OleDbDataAdapter adapter = new OleDbDataAdapter("select * from Balls", conn);
DAS> ds = new DataSet();
DAS>
DAS> adapter.Fill(ds, "Balls");
DAS> dataGrid.SetDataBinding(ds, "Balls");
DAS>
DAS> }
DAS> private void dataGrid_Navigate(object sender, System.Windows.Forms.NavigateEventArgs ne)
DAS> {
DAS>
DAS> }
DAS> private void button1_Click(object sender, System.EventArgs e)
DAS> {
DAS> ds.AcceptChanges();
DAS> }
DAS> }
DAS>}
DAS>
DAS>
DAS>
попробуй так
private void button1_Click(object sender, System.EventArgs e)
{
adapter.Update(ds)
ds.AcceptChanges();
}
при этом у адаптера должны быть определены InsertCommand, UpdateCommand, DeleteCommand
их можно построить с помощь класса CommandBuilder