透明DIALOG

#define WS_EX_ALPHA 0x00080000

#define LWA_ALPHA 0x00000002

#define LWA_COLORKEY 0x00000001

SetWindowLong(this->GetSafeHwnd(),GWL_EXSTYLE,

GetWindowLong(this->GetSafeHwnd(),GWL_EXSTYLE)^0x80000);

HINSTANCE hInst = LoadLibrary("User32.DLL");

if(hInst)

{

typedef BOOL (WINAPI *MYFUNC)(HWND,COLORREF,BYTE,DWORD);

MYFUNC fun = NULL;

//取得SetLayeredWindowAttributes函数指针

fun=(MYFUNC)GetProcAddress(hInst, "SetLayeredWindowAttributes");

if(fun)

fun(this->GetSafeHwnd(),0,230,2);

FreeLibrary(hInst);

}