# tmux.Window.ActivePane

- **Module:** tmux.Window
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-go/blob/52968a3181c1c9e6d1b26c565d4b170968ae61c0/tmux/relations.go#L44
- **Page:** https://libtmux.org/en/go/latest/reference/tmux-window-activepane/

```
tmux.Window.ActivePane() -> (Pane, bool)
```

ActivePane returns the first active pane in this materialized winlink view. It never queries tmux; use [Window.ResolveActivePane] for live state.