datagridview自绘

https://msdn.microsoft.com/zh-cn/library/85kxk29c(v=vs.85).aspx

以上效果实现代码如下，细节部分就由你完善了，这里只是写个小例子：

using System;
using System.Data;
using System.Drawing;
using System.Windows.Forms;
namespace PaintGridView
{
    public partial class Form1 : Form
    {
        DataGridView dataGridView = new DataGridView();
        public Form1()
        {
            InitializeComponent();
            SetupControls();
        }

        public void SetupControls()
        {
            DataTable dt = new DataTable();
            dt.Columns.AddRange(new DataColumn[]
                {
                    new DataColumn("名称"),
                    new DataColumn("参与者"),
                    new DataColumn("创建日期"),
                    new DataColumn("更新日期"),
                    new DataColumn("隐藏信息列")
                });
            ; i < ; i++)
            {
                DataRow row = dt.NewRow();
                row[] = );
                row[] = i %  ==  ? "超级管理员" : "管理员";
                row[] = DateTime.Now.ToString("yyyy/MM/dd");
                row[] = DateTime.Now.AddDays(i).ToString("yyyy/MM/dd");
                row[] = ) + ) + "小时前）";
                dt.Rows.Add(row);
            }

            dataGridView.ColumnCount = ;
            ; i < ; i++)
            {
                dataGridView.Columns[i].Name = dt.Columns[i].ColumnName;
                dataGridView.Columns[i].DataPropertyName = dt.Columns[i].ColumnName;
                dataGridView.Columns[i].DefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter;
                )
                    dataGridView.Columns[i].Width = ;
                else
                    dataGridView.Columns[i].Width = ;
            }
            dataGridView.AutoGenerateColumns = false;
            dataGridView.ColumnHeadersDefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter;
            dataGridView.DataSource = dt;
            dataGridView.Dock = DockStyle.Fill;
            this.Controls.Add(dataGridView);

            //只需要把需要绘制的DataGridView传入DataGridViewRenderer即可，
            //这里的隐藏列即为需要重新绘制的内容
            DataGridViewRenderer render = new DataGridViewRenderer(dataGridView,
                dataGridView.Columns[dataGridView.ColumnCount - ]);
        }
    }

    public class DataGridViewRenderer
    {
        //行高
        ;
        //目标DataGridView
        private DataGridView dataGridView;
        //需要自定义绘制的列
        private DataGridViewColumn hiddenColumn;
        //记录上一次选择的行，用于行索引改变时重绘该行而不是重绘整个控件画面
        ;
        //小图标
        private Bitmap icon1;
        private Bitmap icon2;

        public DataGridViewRenderer(DataGridView dataGridView, DataGridViewColumn hiddenColumn = null)
        {
            this.dataGridView = dataGridView;
            this.hiddenColumn = hiddenColumn;
            SetupControl();
        }
        /// <summary>
        /// 设置控件属性
        /// </summary>
        private void SetupControl()
        {
            if (dataGridView == null) return;
            if (hiddenColumn != null)
            {
                hiddenColumn.Visible = false;
            }

            //用户不能调整列标题高度
            dataGridView.ColumnHeadersHeightSizeMode =
                DataGridViewColumnHeadersHeightSizeMode.DisableResizing;
            //隐藏行标题
            dataGridView.RowHeadersVisible = false;
            //设置行高
            dataGridView.RowTemplate.Height = ROW_HEIGHT;
            //设置内边距大小
            Padding newPadding = , , , ROW_HEIGHT - );
            dataGridView.RowTemplate.DefaultCellStyle.Padding = newPadding;
            dataGridView.AllowUserToAddRows = false;
            //设置无单元格边框
            dataGridView.CellBorderStyle = DataGridViewCellBorderStyle.None;
            //单元格选择模式为全选
            dataGridView.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
            dataGridView.AutoResizeRows(DataGridViewAutoSizeRowsMode.AllCellsExceptHeaders);
            //设置字体样式
            dataGridView.DefaultCellStyle.SelectionForeColor = Color.Black;
            dataGridView.DefaultCellStyle.ForeColor = Color.DimGray;
            //设置选中行背景色，需要绘制自定义背景应该在RowPrePaint处理，并设置该属性为Color.Transparent;
            dataGridView.RowTemplate.DefaultCellStyle.SelectionBackColor =Color.Orange;
            //绑定一些事件实现自定义行绘制
            dataGridView.ColumnWidthChanged += new
                DataGridViewColumnEventHandler(dataGridView_ColumnWidthChanged);
            dataGridView.RowHeightChanged += new
                DataGridViewRowEventHandler(dataGridView_RowHeightChanged);
            dataGridView.CurrentCellChanged += new
                EventHandler(dataGridView_CurrentCellChanged);
            dataGridView.RowPostPaint += new
                DataGridViewRowPostPaintEventHandler(dataGridView_RowPostPaint);

            //初始化小图标，这里在资源列表获取
            icon1 = Properties.Resources._01;
            icon2 = Properties.Resources._02;
        }

        /// <summary>
        /// 列宽度改变时使控件整个画面无效并导致重绘
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dataGridView_ColumnWidthChanged(object sender, DataGridViewColumnEventArgs e)
        {
            dataGridView.Invalidate();
        }

        /// <summary>
        /// 列高度改变时调整行内边距大小
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dataGridView_RowHeightChanged(object sender, DataGridViewRowEventArgs e)
        {
            int preHeight = e.Row.GetPreferredHeight(
                e.Row.Index, DataGridViewAutoSizeRowMode.AllCellsExceptHeader, true) -
                e.Row.DefaultCellStyle.Padding.Bottom;
            Padding newPadding = e.Row.DefaultCellStyle.Padding;
            newPadding.Bottom = e.Row.Height - preHeight;
            e.Row.DefaultCellStyle.Padding = newPadding;
        }

        /// <summary>
        /// 重绘前一个选择的行
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dataGridView_CurrentCellChanged(object sender, EventArgs e)
        {
            )
            {
                dataGridView.InvalidateRow(preRowIndex);
            }
            preRowIndex = dataGridView.CurrentCellAddress.Y;
        }

        /// <summary>
        /// 处理绘制行内容
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dataGridView_RowPostPaint(object sender, DataGridViewRowPostPaintEventArgs e)
        {
            Rectangle rowBounds = , e.RowBounds.Top,
               dataGridView.Columns.GetColumnsWidth(DataGridViewElementStates.Visible) -
               dataGridView.HorizontalScrollingOffset + , e.RowBounds.Height);

            SolidBrush brush = null;
            try
            {
                if ((e.State & DataGridViewElementStates.Selected) == DataGridViewElementStates.Selected)
                    brush = new SolidBrush(e.InheritedRowStyle.SelectionForeColor);
                else
                    brush = new SolidBrush(e.InheritedRowStyle.ForeColor);

                //获取隐藏列的值
                object hiddenObj = dataGridView.Rows[e.RowIndex].Cells[hiddenColumn.Name].Value;
                if (hiddenObj != null)
                {
                    String text = hiddenObj.ToString();
                    //设定内容边界
                    Rectangle textBounds = rowBounds;
                    textBounds.X -= dataGridView.HorizontalScrollingOffset;
                    textBounds.Width += dataGridView.HorizontalScrollingOffset;
                    textBounds.Y += rowBounds.Height - e.InheritedRowStyle.Padding.Bottom;
                    textBounds.Height -= rowBounds.Height - e.InheritedRowStyle.Padding.Bottom;
                    textBounds.Height = (textBounds.Height / e.InheritedRowStyle.Font.Height) *
                        e.InheritedRowStyle.Font.Height;

                    RectangleF oldClip = e.Graphics.ClipBounds;
                    e.Graphics.SetClip(textBounds);
                    //画图标
                    e.Graphics.DrawImage(icon1, , textBounds.Y, icon1.Width, icon1.Height));
                    e.Graphics.DrawImage(icon2, , textBounds.Y, icon2.Width, icon2.Height));
                    textBounds.X += icon1.Width *  + ;
                    textBounds.Y += ;
                    //画文字
                    e.Graphics.DrawString(
                        text, e.InheritedRowStyle.Font, brush, textBounds);

                    e.Graphics.SetClip(oldClip);
                }
            }
            finally
            {
                brush.Dispose();
            }
        }
    }
}