DataGridView合并单元格和列头

DataGridView合并单元格和列头

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
    {
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void Form1_Load（object sender EventArgs e）
        {
            #region
            DataGridViewColumn dc = new DataGridViewTextBoxColumn（）;
            dc.Name = “Country“;
            dc.HeaderText = “国家“;
            dc.DataPropertyName = “Country“;
            dc.Width = 100;
            this.dataGridView1.Columns.Add（dc）;

            dc = new DataGridViewTextBoxColumn（）;
            dc.Name = “City“

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2019-09-18 19:58  .vs\
     目录           0  2019-09-18 20:14  .vs\WindowsFormsApplication1\
     目录           0  2019-09-18 20:14  .vs\WindowsFormsApplication1\DesignTimeBuild\
     文件         354  2019-09-18 20:14  .vs\WindowsFormsApplication1\DesignTimeBuild\.dtbcache
     目录           0  2019-09-18 19:59  .vs\WindowsFormsApplication1\v15\
     文件       56320  2019-09-18 20:14  .vs\WindowsFormsApplication1\v15\.suo
     目录           0  2019-09-18 19:59  .vs\WindowsFormsApplication1\v15\Server\
     目录           0  2019-09-18 19:59  .vs\WindowsFormsApplication1\v15\Server\sqlite3\
     文件           0  2019-09-18 19:59  .vs\WindowsFormsApplication1\v15\Server\sqlite3\db.lock
     文件        4096  2019-09-18 19:59  .vs\WindowsFormsApplication1\v15\Server\sqlite3\storage.ide
     文件       32768  2019-09-18 19:59  .vs\WindowsFormsApplication1\v15\Server\sqlite3\storage.ide-shm
     文件     1273112  2019-09-18 20:13  .vs\WindowsFormsApplication1\v15\Server\sqlite3\storage.ide-wal
     目录           0  2019-09-18 20:13  WindowsFormsApplication1\
     文件        2437  2017-03-20 10:55  WindowsFormsApplication1\Form1.Designer.cs
     文件        4378  2019-09-18 20:13  WindowsFormsApplication1\Form1.cs
     文件        5817  2017-03-20 10:55  WindowsFormsApplication1\Form1.resx
     文件         505  2017-03-20 09:58  WindowsFormsApplication1\Program.cs
     目录           0  2018-06-22 12:40  WindowsFormsApplication1\Properties\
     文件        1380  2017-03-20 09:58  WindowsFormsApplication1\Properties\AssemblyInfo.cs
     文件        2900  2017-03-20 09:58  WindowsFormsApplication1\Properties\Resources.Designer.cs
     文件        5612  2017-03-20 09:58  WindowsFormsApplication1\Properties\Resources.resx
     文件        1111  2017-03-20 09:58  WindowsFormsApplication1\Properties\Settings.Designer.cs
     文件         249  2017-03-20 09:58  WindowsFormsApplication1\Properties\Settings.settings
     文件        3857  2017-03-20 10:55  WindowsFormsApplication1\WindowsFormsApplication1.csproj
     目录           0  2018-06-22 12:40  WindowsFormsApplication1\bin\
     目录           0  2018-06-22 12:40  WindowsFormsApplication1\bin\Debug\
     文件       11776  2019-09-18 20:13  WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.exe
     文件       24064  2019-09-18 20:13  WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.pdb
     文件       11600  2017-03-20 10:56  WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe
     文件         490  2010-03-17 22:39  WindowsFormsApplication1\bin\Debug\WindowsFormsApplication1.vshost.exe.manifest
     目录           0  2018-06-22 12:40  WindowsFormsApplication1\obj\
............此处省略15个文件信息