# CLIENT_ACTIVEPANE

- **Language:** C
- **Kind:** constant
- **Source:** https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/tmux.h#L1685
- **Page:** https://libtmux.org/en/tmux/3.2a/reference/c-define-tmux-h-client_activepane/

```c
#define CLIENT_ACTIVEPANE 0x80000000ULL
```

## Referenced by

- [`cmd_select_pane_exec`](/en/tmux/3.2a/reference/c-function-cmd-select-pane-c-cmd_select_pane_exec/) (function)
- [`server_client_get_flags`](/en/tmux/3.2a/reference/c-function-server_client_get_flags/) (function)
- [`server_client_get_pane`](/en/tmux/3.2a/reference/c-function-server_client_get_pane/) (function)
- [`server_client_set_flags`](/en/tmux/3.2a/reference/c-function-server_client_set_flags/) (function)