qmk_firmware/users/callum/oneshot.h
Callum Oakley 3d4f0028d6
[Keymap] major keymap overhaul (#10185)
* experiment with userspace

* reorganise

* readme

* missing oneshot shift from ignored keys

* recombine hands in layout macro
2020-09-09 15:37:34 -07:00

31 lines
984 B
C

#pragma once
#include QMK_KEYBOARD_H
// Represents the four states a oneshot key can be in
typedef enum {
os_up_unqueued,
os_up_queued,
os_down_unused,
os_down_used,
} oneshot_state;
// Custom oneshot mod implementation that doesn't rely on timers. If a mod is
// used while it is held it will be unregistered on keyup as normal, otherwise
// it will be queued and only released after the next non-mod keyup.
void update_oneshot(
oneshot_state *state,
uint16_t mod,
uint16_t trigger,
uint16_t keycode,
keyrecord_t *record
);
// To be implemented by the consumer. Defines keys to cancel oneshot mods.
bool is_oneshot_cancel_key(uint16_t keycode);
// To be implemented by the consumer. Defines keys to ignore when determining
// whether a oneshot mod has been used. Setting this to modifiers and layer
// change keys allows stacking multiple oneshot modifiers, and carrying them
// between layers.
bool is_oneshot_ignored_key(uint16_t keycode);