检测活动桌面是否激活

bool __fastcall TWallFrm::ActiveDesktop(void)

{

/*检测是否启动了Active Desktop

是则返回true，否则返回false*/

HWND hwnd;

hwnd=FindWindow("Progman",NULL);

hwnd= FindWindowEx(hwnd,NULL,"SHELLDLL_DefView",NULL);

hwnd=FindWindowEx(hwnd,NULL,"Internet EXPlorer_Server",NULL);

if (hwnd>0)

return true;

else

return false;

}/*以上代码在c++ Builder5/Win98 SE下编译通过*/