---
name: "SDL_WM_ToggleFullScreen"
section: "3"
platform: "linux"
package: "libsdl1.2-dev"
version: "1.2.15+dfsg2-8"
release: "Debian 12 (Bookworm)"
platforms: ["linux"]
url: "https://new.carta.tech/SDL_WM_ToggleFullScreen"
---

# SDL\_WM\_ToggleFullScreen(3)

Toggles fullscreen mode

## NAME

SDL\_WM\_ToggleFullScreen - Toggles fullscreen mode

## SYNOPSIS

**#include "SDL.h"**

**int SDL\_WM\_ToggleFullScreen**(**SDL\_Surface \*surface**);

## DESCRIPTION

Toggles the application between windowed and fullscreen mode, if supported. (X11 is the only target currently supported, BeOS support is experimental).

## RETURN VALUE

Returns **0** on failure or **1** on success.