C# 全角半角转换

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using System.Windows.Forms;

namespace SBCorDBC
{
    class controlIme
    {
        //声明一些API函数
        [DllImport（“imm32.dll“）]
        public static extern IntPtr ImmGetContext（IntPtr Hwnd）;
        [DllImport（“imm32.dll“）]
        public static extern bool ImmGetOpenStatus（IntPtr Himc）;
        [DllImport（“imm32.dll“）]
        public static extern bool ImmSetOpenStatus（IntPtr Himc bool b1）;
        [DllImport（“imm32.dll“）]
        public static extern bool ImmGetConversionStatus（IntPtr Himc ref int lp ref int lp2）;
        [DllImport（“imm32.dll“）]
        public static extern int ImmSimulateHotKey（IntPtr Hwnd int lnHotkey）;
        public const int IME_CMODE_FULLSHAPE = 0x8;
        public const int IME_CHOTKEY_SHAPE_TOGGLE = 0x11;

        public static void SetIme（Control ctl）
        {
            ChangeControl（ctl）;
        

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

     文件       9728  2016-12-22 02:29  SBCorDBC\SBCorDBC\bin\Debug\SBCorDBC.exe

     文件      38400  2016-12-22 02:29  SBCorDBC\SBCorDBC\bin\Debug\SBCorDBC.pdb

     文件      14328  2016-12-22 02:29  SBCorDBC\SBCorDBC\bin\Debug\SBCorDBC.vshost.exe

     文件        490  2016-12-22 02:29  SBCorDBC\SBCorDBC\bin\Debug\SBCorDBC.vshost.exe.manifest

     文件       2559  2016-12-21 17:36  SBCorDBC\SBCorDBC\controlIme.cs

     文件       1277  2016-12-21 17:36  SBCorDBC\SBCorDBC\Frm_Main.cs

     文件       3325  2016-12-21 17:36  SBCorDBC\SBCorDBC\Frm_Main.Designer.cs

     文件       6339  2016-12-21 17:36  SBCorDBC\SBCorDBC\Frm_Main.resx

     文件       7001  2016-12-22 02:29  SBCorDBC\SBCorDBC\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件       2376  2016-12-22 02:29  SBCorDBC\SBCorDBC\obj\Debug\SBCorDBC.csproj.FileListAbsolute.txt

     文件        908  2016-12-22 02:29  SBCorDBC\SBCorDBC\obj\Debug\SBCorDBC.csproj.GenerateResource.Cache

     文件       9728  2016-12-22 02:29  SBCorDBC\SBCorDBC\obj\Debug\SBCorDBC.exe

     文件        180  2016-12-22 02:29  SBCorDBC\SBCorDBC\obj\Debug\SBCorDBC.Form1.resources

     文件        180  2016-12-22 02:29  SBCorDBC\SBCorDBC\obj\Debug\SBCorDBC.Frm_Main.resources

     文件      38400  2016-12-22 02:29  SBCorDBC\SBCorDBC\obj\Debug\SBCorDBC.pdb

     文件        180  2016-12-22 02:28  SBCorDBC\SBCorDBC\obj\Debug\SBCorDBC.Properties.Resources.resources

     文件       4608  2016-12-22 04:13  SBCorDBC\SBCorDBC\obj\Debug\TempPE\Properties.Resources.Designer.cs.dll

     文件        492  2016-12-21 17:36  SBCorDBC\SBCorDBC\Program.cs

     文件       1348  2016-12-21 20:57  SBCorDBC\SBCorDBC\Properties\AssemblyInfo.cs

     文件       2856  2016-12-21 20:57  SBCorDBC\SBCorDBC\Properties\Resources.Designer.cs

     文件       5612  2016-12-21 20:57  SBCorDBC\SBCorDBC\Properties\Resources.resx

     文件       1108  2016-12-21 20:57  SBCorDBC\SBCorDBC\Properties\Settings.Designer.cs

     文件        249  2016-12-21 20:57  SBCorDBC\SBCorDBC\Properties\Settings.settings

     文件       4061  2016-12-21 17:36  SBCorDBC\SBCorDBC\SBCorDBC.csproj

     文件        914  2016-12-21 16:07  SBCorDBC\SBCorDBC.sln

     目录          0  2016-12-22 04:13  SBCorDBC\SBCorDBC\obj\Debug\Refactor

     目录          0  2016-12-22 04:13  SBCorDBC\SBCorDBC\obj\Debug\TempPE

     目录          0  2016-12-22 02:29  SBCorDBC\SBCorDBC\bin\Debug

     目录          0  2016-12-22 02:29  SBCorDBC\SBCorDBC\bin\Release

     目录          0  2016-12-22 04:13  SBCorDBC\SBCorDBC\obj\Debug

............此处省略8个文件信息