# tty_ctx.arg

- **Language:** C
- **Kind:** attribute
- **Source:** https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/tmux.h#L1380
- **Page:** https://libtmux.org/en/tmux/3.2a/reference/c-struct-tty_ctx-arg/

```c
void * arg;
```

## Referenced by

- [`popup_init_ctx_cb`](/en/tmux/3.2a/reference/c-function-popup-c-popup_init_ctx_cb/) (function)
- [`popup_redraw_cb`](/en/tmux/3.2a/reference/c-function-popup-c-popup_redraw_cb/) (function)
- [`popup_set_client_cb`](/en/tmux/3.2a/reference/c-function-popup-c-popup_set_client_cb/) (function)
- [`screen_write_initctx`](/en/tmux/3.2a/reference/c-function-screen-write-c-screen_write_initctx/) (function)
- [`screen_write_redraw_cb`](/en/tmux/3.2a/reference/c-function-screen-write-c-screen_write_redraw_cb/) (function)
- [`screen_write_set_client_cb`](/en/tmux/3.2a/reference/c-function-screen-write-c-screen_write_set_client_cb/) (function)