c#dataGridView设置单元格颜色隐藏行列-禁止修改高度宽度-设置行列宽度-取消选中功能

c#dataGridView设置单元格颜色隐藏行列-禁止修改高度宽度-设置行列宽度-取消选中功能

 

 private void Form1_Load(object sender, EventArgs e)
        {
            Console.WriteLine(DateTime.Now.ToString("yyyyMMddHHmmssfff"));
            serialPort = new CSerialPort();//通信串口-----------------

            dataGridView1.RowHeadersVisible = false; //隐藏行头部
            dataGridView1.ColumnHeadersVisible = false; //列行头部
            dataGridView1.AllowUserToResizeColumns = false; // 禁止用户改变DataGridView的所有列的列宽

            dataGridView1.AllowUserToResizeRows = false;//禁止用户改变DataGridView所有行的行高
            // 禁止用户改变列头的高度   
            dataGridView1.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.DisableResizing;
            // 禁止用户改变列头的宽度   
            dataGridView1.RowHeadersWidthSizeMode = DataGridViewRowHeadersWidthSizeMode.DisableResizing;
            dataGridView1.AllowUserToAddRows = false;//不显示空白新增行
            

            //dataGridView1.

            DataTable dt2;
            dt2 = new DataTable("","");
            dt2.Columns.Add("",typeof(string));
            dt2.Columns.Add("", typeof(string));
            dt2.Columns.Add("", typeof(string));
           
            dt2.Columns.Add("", typeof(string));
            dt2.Columns.Add("", typeof(string));
            dt2.Columns.Add("", typeof(string));
            dt2.Columns.Add("", typeof(string));
            dt2.Rows.Add(new object[] {"xxx(3L)","","", "", "", "", "" });
            dt2.Rows.Add(new object[] { "xxxx(2L)", "", "", "", "", "", "" });
            dt2.Rows.Add(new object[] { "xxxx(1L)", "", "", "", "", "", "" });

          //  List<string> results = dt2.AsEnumerable().Select(x => x.Field<string>("工号")).ToList();


            //foreach (var i in results)
            {
               // Console.WriteLine(i);
            }
            dataGridView1.DataSource = dt2;
           
          
            dataGridView1.Rows[0].Cells[0].Style.BackColor = Color.Aqua;
            dataGridView1.Rows[1].Cells[0].Style.BackColor = Color.LightGray;
            dataGridView1.Rows[2].Cells[0].Style.BackColor = Color.Aqua;
            

            dataGridView1.Columns[0].Width = 120;
            dataGridView1.Columns[1].Width = 30;
            dataGridView1.Columns[2].Width = 30;
            dataGridView1.Columns[3].Width = 30;
            dataGridView1.Columns[4].Width = 30;
            dataGridView1.Columns[5].Width = 30;
            dataGridView1.Columns[6].Width = 30;
            dataGridView1.Rows[0].Cells[1].Style.BackColor = Color.Lime;
            dataGridView1.Rows[0].Cells[2].Style.BackColor = Color.Lime;
            dataGridView1.Rows[1].Cells[3].Style.BackColor = Color.Lime;
            dataGridView1.Rows[2].Cells[5].Style.BackColor = Color.Lime;
            dataGridView1.Rows[2].Cells[6].Style.BackColor = Color.Lime;




            Console.WriteLine("dt3 data");
            DataTable dt3;
            dt3 = (DataTable)dataGridView1.DataSource;
           for(int i=0;i<dt3.Columns.Count;++i)
            {
                Console.Write(dt3.Columns[i]+" "); //输出不换行
            }
            Console.WriteLine("");
            //Console.WriteLine("换行");

            
            for (int j=0;j<dt3.Rows.Count;++j)
            {
                

              //  Console.Write(dataRow["姓名"].ToString());
            }
            foreach(DataRow dataRow in dt3.Rows)
            {
                //string aa = dataRow["姓名"].ToString();
               // string aa2 = dataRow["工号"].ToString();
               // string aa3 = dataRow["地址2"].ToString();
               // Console.WriteLine(aa+" "+ aa2+" "+aa3);
            }
          //  dt3.Rows[0]["姓名"] = "力工";
           // dt3.Rows[0]["工号"] = "M888";
           // dt3.Rows[0]["地址2"] = "柳树";
            Console.WriteLine("");
            Console.WriteLine("修改第一行数据后");
            Console.WriteLine("");
            foreach (DataRow dataRow in dt3.Rows)
            {
               // string aa = dataRow["姓名"].ToString();
               // string aa2 = dataRow["工号"].ToString();
                //string aa3 = dataRow["地址2"].ToString();
               // Console.WriteLine(aa + " " + aa2 + " " + aa3);
                
            }



            //dataGridView1.Rows.RemoveAt(1);





        }

 取消选中：

private void dataGridView_front_section_storage_07_SelectionChanged_1(object sender, EventArgs e)
{
dataGridView_front_section_storage_07.ClearSelection();
}