随笔——DLL框架

#include "stdafx.h"
extern "C" __declspec(dllexport) VOID MsgBox(char *szMsg);

VOID MsgBox(char *szMsg)
{
char szModuleName[MAX_PATH] = { 0 };
GetModuleFileName(NULL, szModuleName, MAX_PATH);
MessageBox(NULL,szMsg,szModuleName,MB_OK);
}

BOOL APIENTRY DllMain( HANDLE hModule,
DWORD  ul_reason_for_call,
LPVOID lpReserved
)
{

switch(ul_reason_for_call)
{
case DLL_PROCESS_ATTACH:
{
MsgBox("DLL_PROCESS_ATTACH");
break;
}
case DLL_PROCESS_DETACH:
{
MsgBox("DLL_PROCESS_DETACH");
break;
}
case DLL_THREAD_ATTACH:
{
break;
}
case DLL_THREAD_DETACH:
{
break;
}
}
return TRUE;
}