# SDL_SetWindowAlwaysOnTop Set the window to always be above the others. ## Header File Defined in [<SDL3/SDL_video.h>](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_video.h) ## Syntax ```c bool SDL_SetWindowAlwaysOnTop(SDL_Window *window, bool on_top); ``` ## Function Parameters | | | | | -------------------------- | ---------- | ------------------------------------------------------- | | [SDL_Window](SDL_Window) * | **window** | the window of which to change the always on top state. | | bool | **on_top** | true to set the window always on top, false to disable. | ## Return Value (bool) Returns true on success or false on failure; call [SDL_GetError](SDL_GetError)() for more information. ## Remarks This will add or remove the window's [`SDL_WINDOW_ALWAYS_ON_TOP`](SDL_WINDOW_ALWAYS_ON_TOP) flag. This will bring the window to the front and keep the window above the rest. ## Thread Safety This function should only be called on the main thread. ## Version This function is available since SDL 3.2.0. ## See Also - [SDL_GetWindowFlags](SDL_GetWindowFlags) ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryVideo](CategoryVideo)