# mode_tree_data.buildcb

- **Language:** C
- **Kind:** attribute
- **Source:** https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/mode-tree.c#L44
- **Page:** https://libtmux.org/en/tmux/3.2a/reference/c-struct-mode_tree_data-buildcb/

```c
mode_tree_build_cb buildcb;
```

## Referenced by

- [`mode_tree_build`](/en/tmux/3.2a/reference/c-function-mode_tree_build/) (function)
- [`mode_tree_start`](/en/tmux/3.2a/reference/c-function-mode_tree_start/) (function)

## Referenced declarations

- [`mode_tree_build_cb`](/en/tmux/3.2a/reference/c-typedef-mode_tree_build_cb/) (typealias)