# input_transition.handler

- **Language:** C
- **Kind:** attribute
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/input.c#L355
- **Page:** https://libtmux.org/en/tmux/3.7c/reference/c-struct-input_transition-handler/

```c
int(*handler)(struct input_ctx *);
```

## Referenced by

- [`input_parse`](/en/tmux/3.7c/reference/c-function-input-c-input_parse/) (function)

## Referenced declarations

- [`input_ctx`](/en/tmux/3.7c/reference/c-struct-input_ctx/) (struct)