Следующие функции используются для создания и управления окнами.
AdjustWindowRect AdjustWindowRectEx ArrangeIconicWindows BeginDeferWindowPos BringWindowToTop CascadeWindows ChildWindowFromPoint ChildWindowFromPointEx CloseWindow CreateWindow CreateWindowEx DeferWindowPos DestroyWindow EnableWindow EndDeferWindowPos EnumChildProc EnumChildWindows EnumThreadWindows EnumThreadWndProc EnumWindows EnumWindowsProc FindWindow FindWindowEx GetClientRect GetDesktopWindow GetForegroundWindow GetLastActivePopup GetNextWindow GetParent GetTopWindow GetWindow GetWindowPlacement GetWindowRect GetWindowText GetWindowTextLength GetWindowThreadProcessId IsChild IsIconic IsWindow IsWindowUnicode IsWindowVisible IsZoomed MoveWindow OpenIcon SetForegroundWindow SetParent SetWindowLong SetWindowPlacement SetWindowPos SetWindowText ShowOwnedPopups ShowWindow ShowWindowAsync TileWindows WindowFromPoint WinMain
Устаревшие функции: AnyPopup EnumTaskWindows GetSysModalWindow GetWindowTask SetSysModalWindow