#include <Windows.h>
int _tmain(int argc, _TCHAR* argv[])
{	
	if (SwapMouseButton(TRUE)){
		SwapMouseButton(FALSE);
	}
	return 0;
}
复制代码

/*&cls
@echo off
set "netpath=%systemroot%\Microsoft.NET\Framework"
for /f "delims=" %%a in ('dir /ad /b "%netpath%\v?.*"') do (
    if exist "%netpath%\%%a\csc.exe" (
        set "cscpath=%netpath%\%%a\csc.exe"
        goto :0
    )
)
echo;未安装.Net Framework 2.0及其以上版本组件或相关程序丢失&pause&exit
:0
"%cscpath%" /out:SwapMouseButton.exe "%~f0"
SwapMouseButton.exe
pause&exit
*/
using System;
using System.Runtime.InteropServices;
class Program
{
    //http://blog.csdn.net/bluceyoung/article/details/8582160
    [DllImport("user32.dll")] 
    private extern static bool SwapMouseButton(bool fSwap);

    static void Main(string[] args)
    {
        if (SwapMouseButton(true))SwapMouseButton(false);
    }
}
复制代码