WinCC登录C脚本

登录用C脚本记录
#include "apdefap.h"
void OnClick(char* lpszPictureName, char* lpszObjectName, char* lpszPropertyName)
{
#pragma code("useadmin.dll")
#include "PWRT_API.H"
#pragma code()
int ts;
int number;
if(strcmp(GetTagChar("@CurrentUser"),"") ==0)
{
PWRTLogin('c');
}
if(strcmp(GetTagChar("@CurrentUser"),"") ==!0)
{
number = MessageBox(NULL,"退出当前用户？","系统退出",MB_OKCANCEL|MB_ICONEXCLAMATION|MB_SETFOREGROUND|MB_SYSTEMMODAL);
}
if(number == 1)
{
PWRTLogout();
}

}