VC实现半透明窗口

//加入WS_EX_LAYERED扩展属性
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(),0,129,2);
              FreeLibrary(hInst);
}

转载于:https://www.cnblogs.com/rogee/archive/2011/02/15/1954986.html

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