C# 避免按回车键产生滴生

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

namespace CancelEnterDI
{
    public partial class Frm_Main : Form
    {
        public Frm_Main（）
        {
            InitializeComponent（）;
        }

        private void textBox2_KeyPress（object sender KeyPressEventArgs e）
        {
            if （e.KeyChar == 13）//如果按下Enter键
                e.Handled = true;//不执行操作
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件       8704  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\bin\Debug\CancelEnterDI.exe

     文件      34304  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\bin\Debug\CancelEnterDI.pdb

     文件      14328  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\bin\Debug\CancelEnterDI.vshost.exe

     文件        490  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\bin\Debug\CancelEnterDI.vshost.exe.manifest

     文件       3995  2016-12-21 17:47  CancelEnterDI\CancelEnterDI\CancelEnterDI.csproj

     文件        555  2016-12-21 17:47  CancelEnterDI\CancelEnterDI\Frm_Main.cs

     文件       4216  2016-12-21 17:47  CancelEnterDI\CancelEnterDI\Frm_Main.designer.cs

     文件       6861  2016-12-21 17:47  CancelEnterDI\CancelEnterDI\Frm_Main.resx

     文件       2962  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\obj\Debug\CancelEnterDI.csproj.FileListAbsolute.txt

     文件        850  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\obj\Debug\CancelEnterDI.csproj.GenerateResource.Cache

     文件       8704  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\obj\Debug\CancelEnterDI.exe

     文件        180  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\obj\Debug\CancelEnterDI.Frm_Main.resources

     文件      34304  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\obj\Debug\CancelEnterDI.pdb

     文件        180  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\obj\Debug\CancelEnterDI.Properties.Resources.resources

     文件       7032  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件       4608  2016-12-22 04:17  CancelEnterDI\CancelEnterDI\obj\Debug\TempPE\Properties.Resources.Designer.cs.dll

     文件        497  2016-12-21 17:47  CancelEnterDI\CancelEnterDI\Program.cs

     文件       1358  2016-12-21 21:15  CancelEnterDI\CancelEnterDI\Properties\AssemblyInfo.cs

     文件       2866  2016-12-21 21:15  CancelEnterDI\CancelEnterDI\Properties\Resources.Designer.cs

     文件       5612  2016-12-21 21:15  CancelEnterDI\CancelEnterDI\Properties\Resources.resx

     文件       1113  2016-12-21 21:15  CancelEnterDI\CancelEnterDI\Properties\Settings.Designer.cs

     文件        249  2016-12-21 21:15  CancelEnterDI\CancelEnterDI\Properties\Settings.settings

     文件        929  2016-12-21 16:09  CancelEnterDI\CancelEnterDI.sln

     目录          0  2016-12-22 04:17  CancelEnterDI\CancelEnterDI\obj\Debug\Refactor

     目录          0  2016-12-22 04:17  CancelEnterDI\CancelEnterDI\obj\Debug\TempPE

     目录          0  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\bin\Debug

     目录          0  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\bin\Release

     目录          0  2016-12-22 04:17  CancelEnterDI\CancelEnterDI\obj\Debug

     目录          0  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\bin

     目录          0  2016-12-22 03:24  CancelEnterDI\CancelEnterDI\obj

............此处省略6个文件信息