datagridview添加复选框 示例代码（支持全选、反选）

【实例截图】

【核心代码】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        DataGridViewCheckBoxColumn colCB = new DataGridViewCheckBoxColumn();
        DatagridViewCheckBoxHeaderCell cbHeader = new DatagridViewCheckBoxHeaderCell();
        DataTable dt = new DataTable();
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            BindDGV();
        }

        private void cbHeader_OnCheckBoxClicked(bool Status)
        {
            for (int i = 0; i < this.dgvTest.Rows.Count; i  )
            {
                dt.Rows[i]["Select"] = Status;
            }
        }

        private void BindDGV()
        {
            dt.Columns.Add("Select");
            dt.Columns.Add("ID");
            dt.Columns.Add("Code");
            dt.Columns.Add("Name");
            dt.Columns.Add("Desc");
            for (int i = 0; i < 5; i  )
            {
                dt.Rows.Add();
                dt.Rows[i][0] = true;
                dt.Rows[i][1] = "100"   i.ToString();
                dt.Rows[i][2] = "Lucy1001"   i.ToString();
                dt.Rows[i][3] = "KateTest"   i.ToString();
                dt.Rows[i][4] = "remark...";
            }

            colCB.HeaderCell = cbHeader;

            dgvTest.Columns.Insert(0, colCB);

            cbHeader.OnCheckBoxClicked  =
            new CheckBoxClickedHandler(cbHeader_OnCheckBoxClicked);

            dgvTest.AllowUserToAddRows = false;
            dgvTest.AutoGenerateColumns = false;
            dgvTest.DataSource = dt;


            this.colCB.DataPropertyName = "Select";
            this.ID.DataPropertyName = "ID";
            this.Code.DataPropertyName = "Code";
            this.TestName.DataPropertyName = "Name";
            this.Desc.DataPropertyName = "Desc";

        }
    }
}