修改Datagrid，在列上绑定其他控件。

using System;

using System.Data;

using System.Windows.Forms;

using System.Drawing;

 

// This example shows how to create your own column style that

// hosts a control, in this case, a DateTimePicker.

public class DataGridTimePickerColumn : DataGridColumnStyle

{

    private RichTextBox myDateTimePicker = new RichTextBox();

    // The isEditing field tracks whether or not the user is

    // editing data with the hosted control.

    private bool isEditing;

 

    public DataGridTimePickerColumn() : base()

    {

        myDateTimePicker.Visible = false;

    }

 

    protected override void Abort(int rowNum)

    {

        isEditing = false;

 

        Invalidate();

    }

 

    protected override bool Commit

        (CurrencyManager dataSource, int rowNum)

    {

        myDateTimePicker.Bounds = Rectangle.Empty;

 

 

        if (!isEditing)

            return true;

 

        isEditing = false;

 

        try

        {

            DateTime value = System.DateTime.Parse(myDateTimePicker.Text);

            SetColumnValueAtRow(dataSource, rowNum, value);

        }

        catch (Exception)

        {

            Abort(rowNum);

            return false;

        }

 

        Invalidate();

        return true;

    }

 

    protected override void Edit(

        CurrencyManager source,

        int rowNum,

        Rectangle bounds,

        bool readOnly,

        string instantText,

        bool cellIsVisible)

    {

        DateTime value = (DateTime)

            GetColumnValueAtRow(source, rowNum);

        if (cellIsVisible)

        {

            myDateTimePicker.Bounds = new Rectangle

                (bounds.X + 2, bounds.Y + 2,

                bounds.Width - 4, bounds.Height - 4);

            myDateTimePicker.Text = value.ToString();

            myDateTimePicker.Visible = true;

        }

        else

        {

            myDateTimePicker.Text = value.ToString();

            myDateTimePicker.Visible = false;

        }

 

        if (myDateTimePicker.Visible)

            DataGridTableStyle.DataGrid.Invalidate(bounds);

    }

 

    protected override Size GetPreferredSize(

        Graphics g,

        object value)

    {

        return new Size(100, myDateTimePicker.PreferredHeight + 4);

    }

 

    protected override int GetMinimumHeight()

    {

        return myDateTimePicker.PreferredHeight + 4;

    }

 

    protected override int GetPreferredHeight(Graphics g,

        object value)

    {

        return myDateTimePicker.PreferredHeight + 4;

    }

 

    protected override void Paint(Graphics g,

        Rectangle bounds,

        CurrencyManager source,

        int rowNum)

    {

        Paint(g, bounds, source, rowNum, false);

    }

    protected override void Paint(

        Graphics g,

        Rectangle bounds,

        CurrencyManager source,

        int rowNum,

        bool alignToRight)

    {

        Paint(

            g,bounds,

            source,

            rowNum,

            Brushes.Red,

            Brushes.Blue,

            alignToRight);

    }

    protected override void Paint(

        Graphics g,

        Rectangle bounds,

        CurrencyManager source,

        int rowNum,

        Brush backBrush,

        Brush foreBrush,

        bool alignToRight)

    {

        DateTime date = (DateTime)

            GetColumnValueAtRow(source, rowNum);

        Rectangle rect = bounds;

        g.FillRectangle(backBrush,rect);

        rect.Offset(0, 2);

        rect.Height -= 2;

        g.DrawString(date.ToString("d"),

            this.DataGridTableStyle.DataGrid.Font,

            foreBrush, rect);

    }

 

    protected override void SetDataGridInColumn(DataGrid value)

    {

        base.SetDataGridInColumn(value);

        if (myDateTimePicker.Parent != null)

        {

            myDateTimePicker.Parent.Controls.Remove

                (myDateTimePicker);

        }

        if (value != null)

        {

            value.Controls.Add(myDateTimePicker);

        }

    }

 

    private void TimePickerValueChanged(object sender, EventArgs e)

    {

        this.isEditing = true;

        base.ColumnStartedEditing(myDateTimePicker);

    }

}

namespace DataGridColumnStyleExample

{

    using System;

    using System.Data;

    using System.Windows.Forms;

    using System.Drawing;

    using System.ComponentModel;

 

 

    public class MyForm : Form

    {

        private DataTable namesDataTable;

        private DataGrid grid = new DataGrid();

        public MyForm() : base()

        {

            InitForm();

 

            namesDataTable = new DataTable("NamesTable");

            namesDataTable.Columns.Add(new DataColumn("Name"));

            DataColumn dateColumn = new DataColumn

                ("Date", typeof(DateTime));

            dateColumn.DefaultValue = DateTime.Today;

            namesDataTable.Columns.Add(dateColumn);

            DataSet namesDataSet = new DataSet();

            namesDataSet.Tables.Add(namesDataTable);

            grid.DataSource = namesDataSet;

            grid.DataMember = "NamesTable";

            AddGridStyle();

            AddData();

        }

 

        private void AddGridStyle()

        {

            DataGridTableStyle myGridStyle = new DataGridTableStyle();

            myGridStyle.MappingName = "NamesTable";

 

            DataGridTextBoxColumn nameColumnStyle =

                new DataGridTextBoxColumn();

            nameColumnStyle.MappingName = "Name";

            nameColumnStyle.HeaderText= "??3?";

            myGridStyle.GridColumnStyles.Add(nameColumnStyle);

 

            DataGridTimePickerColumn timePickerColumnStyle =

                new DataGridTimePickerColumn();

            timePickerColumnStyle.MappingName = "Date";

            timePickerColumnStyle.HeaderText = "Date";

            timePickerColumnStyle.Width = 100;

            myGridStyle.GridColumnStyles.Add(timePickerColumnStyle);

 

            grid.TableStyles.Add(myGridStyle);

        }

 

        private void AddData()

        {

       

            DataRow dRow = namesDataTable.NewRow();

            dRow["Name"] = "Name 1";

            dRow["Date"] = new DateTime(2001, 12, 01);

            namesDataTable.Rows.Add(dRow);

 

            dRow = namesDataTable.NewRow();

            dRow["Name"] = "Name 2";

            dRow["Date"] = new DateTime(2001, 12, 04);

            namesDataTable.Rows.Add(dRow);

 

            dRow = namesDataTable.NewRow();

            dRow["Name"] = "Name 3";

            dRow["Date"] = new DateTime(2001, 12, 29);

            namesDataTable.Rows.Add(dRow);

 

            dRow = namesDataTable.NewRow();

            dRow["Name"] = "Name 4";

            dRow["Date"] = new DateTime(2001, 12, 13);

            namesDataTable.Rows.Add(dRow);

 

            dRow = namesDataTable.NewRow();

            dRow["Name"] = "Name 5";

            dRow["Date"] = new DateTime(2001, 12, 21);

            namesDataTable.Rows.Add(dRow);

 

            namesDataTable.AcceptChanges();

        }

 

        private void InitForm()

        {

            this.Size = new Size(500, 500);

            grid.Size = new Size(350, 250);

            grid.TabStop = true;

            grid.TabIndex = 1;

            this.StartPosition = FormStartPosition.CenterScreen;

            this.Controls.Add(grid);

        }

        [STAThread]

        public static void Main()

        {

            MyForm myForm1= new MyForm();

            myForm1.ShowDialog();

        }

    }

}