# io.github.libtmux.Session.Session.activeWindow

- **Module:** io.github.libtmux.Session.Session
- **Package:** io.github.libtmux:libtmux
- **Language:** Java
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-java/blob/c3517519ee799428a809ce6deb1708c8be289cd1/libtmux/src/main/java/io/github/libtmux/Session.java#L61
- **Page:** https://libtmux.org/reference/java/io-github-libtmux-session-session-activewindow/

```
io.github.libtmux.Session.Session.activeWindow() -> Optional<Window>
```

The window tmux had active in this session. A pure read of the capture.