{
}
+/* Oneshot modifier
+ *
+ * Problem: Want to capitalize like 'The' but the result tends to be 'THe'.
+ * Solution: Oneshot modifier have its effect on only one key coming next.
+ * Tap Shift, then type 't', 'h' and 'e'. Not need to hold Shift key.
+ *
+ * Hold: works as normal modifier.
+ * Tap: one shot modifier.
+ * 2 Tap: cancel one shot modifier.
+ * 5-Tap: toggles enable/disable oneshot feature.
+ */
+static struct {
+ uint8_t mods;
+ uint8_t time;
+ bool ready;
+ bool disabled;
+} oneshot_state;
+static void oneshot_start(uint8_t mods, uint16_t time)
+{
+ oneshot_state.mods = mods;
+ oneshot_state.time = time;
+ oneshot_state.ready = true;
+}
+static void oneshot_cancel(void)
+{
+ oneshot_state.mods = 0;
+ oneshot_state.time = 0;
+ oneshot_state.ready = false;
+}
+static void oneshot_toggle(void)
+{
+ oneshot_state.disabled = !oneshot_state.disabled;
+}
+
/*
* Rule to judge tap:
switch (action.kind.id) {
/* Key and Mods */
case ACT_LMODS:
- // |pressed |released
- // --------------+---------------------------------+------------
- // key |down(key) |up(key)
- // mods |add(mods) |del(mods)
- // key with mods |add(mods), down(key), unset(mods)|up(key)
- if (event.pressed) {
- uint8_t tmp_mods = host_get_mods();
- if (action.key.mods) {
- host_add_mods(action.key.mods);
- host_send_keyboard_report();
- }
- register_code(action.key.code);
- if (action.key.mods && action.key.code) {
- host_set_mods(tmp_mods);
- host_send_keyboard_report();
- }
- } else {
- if (action.key.mods && !action.key.code) {
- host_del_mods(action.key.mods);
- host_send_keyboard_report();
- }
- unregister_code(action.key.code);
- }
- break;
case ACT_RMODS:
- // |pressed |released
- // --------------+---------------------------------+------------
- // key |down(key) |up(key)
- // mods |add(mods) |del(mods)
- // key with mods |add(mods), down(key), unset(mods)|up(key)
- if (event.pressed) {
- uint8_t tmp_mods = host_get_mods();
- if (action.key.mods) {
- host_add_mods(action.key.mods<<4);
- host_send_keyboard_report();
- }
- register_code(action.key.code);
- if (action.key.mods && action.key.code) {
- host_set_mods(tmp_mods);
- host_send_keyboard_report();
- }
- } else {
- if (action.key.mods && !action.key.code) {
- host_del_mods(action.key.mods<<4);
- host_send_keyboard_report();
+ {
+ uint8_t mods = (action.kind.id == ACT_LMODS) ? action.key.mods :
+ action.key.mods<<4;
+ if (event.pressed) {
+ uint8_t tmp_mods = host_get_mods();
+ if (mods) {
+ host_add_mods(mods);
+ host_send_keyboard_report();
+ }
+ register_code(action.key.code);
+ if (mods && action.key.code) {
+ host_set_mods(tmp_mods);
+ host_send_keyboard_report();
+ }
+ } else {
+ if (mods && !action.key.code) {
+ host_del_mods(mods);
+ host_send_keyboard_report();
+ }
+ unregister_code(action.key.code);
}
- unregister_code(action.key.code);
}
break;
case ACT_LMODS_TAP:
case ACT_RMODS_TAP:
{
- uint8_t tmp_mods = (action.kind.id == ACT_LMODS_TAP) ? action.key.mods :
- action.key.mods<<4;
- if (event.pressed) {
- if (IS_TAPPING_KEY(event.key) && tap_count > 0) {
- if (waiting_buffer_has_anykey_pressed()) {
- debug("MODS_TAP: Tap: Cancel: add_mods\n");
- // ad hoc: set 0 to cancel tap
- record->tap_count = 0;
- add_mods(tmp_mods);
+ uint8_t mods = (action.kind.id == ACT_LMODS_TAP) ? action.key.mods :
+ action.key.mods<<4;
+ switch (action.layer.code) {
+ case 0x00:
+ // Oneshot modifier
+ if (event.pressed) {
+ if (tap_count == 0) {
+ debug("MODS_TAP: Oneshot: add_mods\n");
+ add_mods(mods);
+ }
+ else if (tap_count == 1) {
+ debug("MODS_TAP: Oneshot: start\n");
+ oneshot_start(mods, event.time);
+ }
+ else if (tap_count == 5) {
+ debug("MODS_TAP: Oneshot: toggle\n");
+ oneshot_toggle();
+ }
+ else {
+ debug("MODS_TAP: Oneshot: cancel&add_mods\n");
+ // double tap cancels oneshot and works as normal modifier.
+ oneshot_cancel();
+ add_mods(mods);
+ }
} else {
- debug("MODS_TAP: Tap: register_code\n");
- register_code(action.key.code);
+ if (tap_count == 0) {
+ debug("MODS_TAP: Oneshot: cancel/del_mods\n");
+ // cancel oneshot by holding.
+ oneshot_cancel();
+ del_mods(mods);
+ }
+ else if (tap_count == 1) {
+ debug("MODS_TAP: Oneshot: del_mods\n");
+ // retain Oneshot
+ del_mods(mods);
+ }
+ else {
+ debug("MODS_TAP: Oneshot: del_mods\n");
+ // cancel Mods
+ del_mods(mods);
+ }
}
- } else {
- debug("MODS_TAP: No tap: add_mods\n");
- add_mods(tmp_mods);
- }
- } else {
- if (IS_TAPPING_KEY(event.key) && tap_count > 0) {
- debug("MODS_TAP: Tap: unregister_code\n");
- unregister_code(action.key.code);
- } else {
- debug("MODS_TAP: No tap: add_mods\n");
- del_mods(tmp_mods);
- }
+ break;
+ default:
+ if (event.pressed) {
+ if (tap_count > 0) {
+ if (waiting_buffer_has_anykey_pressed()) {
+ debug("MODS_TAP: Tap: Cancel: add_mods\n");
+ // ad hoc: set 0 to cancel tap
+ record->tap_count = 0;
+ add_mods(mods);
+ } else {
+ debug("MODS_TAP: Tap: register_code\n");
+ register_code(action.key.code);
+ }
+ } else {
+ debug("MODS_TAP: No tap: add_mods\n");
+ add_mods(mods);
+ }
+ } else {
+ if (tap_count > 0) {
+ debug("MODS_TAP: Tap: unregister_code\n");
+ unregister_code(action.key.code);
+ } else {
+ debug("MODS_TAP: No tap: add_mods\n");
+ del_mods(mods);
+ }
+ }
+ break;
}
}
break;
}
else if IS_KEY(code) {
// TODO: should push command_proc out of this block?
- if (!command_proc(code)) {
+ if (command_proc(code)) return;
+
+ if (oneshot_state.mods && oneshot_state.ready && !oneshot_state.disabled) {
+ uint8_t tmp_mods = host_get_mods();
+ host_add_mods(oneshot_state.mods);
+ host_add_key(code);
+ host_send_keyboard_report();
+
+ host_set_mods(tmp_mods);
+ oneshot_state.ready = false;
+ } else {
host_add_key(code);
host_send_keyboard_report();
}
#include "keyboard.h"
+
+/* Action struct.
+ *
+ * In avr-gcc bit field seems to be assigned from LSB(bit0) to MSB(bit15).
+ * AVR looks like a little endian in avr-gcc.
+ *
+ * TODO: not portable across compiler/endianness?
+ * Byte order and bit order of 0x1234:
+ * Big endian: 15 ... 8 7 ... 210
+ * | 0x12 | 0x34 |
+ * 0001 0010 0011 0100
+ * Little endian: 012 ... 7 8 ... 15
+ * | 0x34 | 0x12 |
+ * 0010 1100 0100 1000
+ */
+typedef union {
+ uint16_t code;
+ struct action_kind {
+ uint16_t param :12;
+ uint16_t id :4;
+ } kind;
+ struct action_key {
+ uint16_t code :8;
+ uint16_t mods :4;
+ uint16_t kind :4;
+ } key;
+ struct action_layer {
+ uint16_t code :8;
+ uint16_t opt :4;
+ uint16_t kind :4;
+ } layer;
+ struct action_usage {
+ uint16_t code :10;
+ uint16_t page :2;
+ uint16_t kind :4;
+ } usage;
+ struct action_command {
+ uint16_t id :8;
+ uint16_t option :4;
+ uint16_t kind :4;
+ } command;
+ struct action_function {
+ uint8_t id :8;
+ uint8_t opt :4;
+ uint8_t kind :4;
+ } func;
+} action_t;
+
+/* Action record. For internal use. */
+typedef struct {
+ keyevent_t event;
+ uint8_t tap_count;
+} keyrecord_t;
+
+
+/* Tap count: Tap is comprised of press and release within TAP_TERM.
+ * 0 means no tap.
+ * >1 means tap.
+ */
extern uint8_t tap_count;
+
+/* current tap key event */
extern keyevent_t tapping_event;
+/* action function */
+typedef void (*action_func_t)(keyevent_t event, uint8_t opt);
+
+// TODO: legacy keymap support
+void action_exec(keyevent_t event);
+void action_call_function(keyevent_t event, uint8_t id);
+
+
/*
* Utilities for actions.
*/
/*
-Action codes
-16bit code: action_kind(4bit) + action_parameter(12bit)
-
+ * Action codes
+ * ============
+ * 16bit code: action_kind(4bit) + action_parameter(12bit)
+ *
Keyboard Keys
-------------
ACT_LMODS(0000):
0000|0000|000000|00 No action
-0000|mods|000000|00 Left mods Momentary
-0000|mods|000000|01 Left mods OneShot
-0000|mods|000000|10 (reserved)
-0000|mods|000000|11 (reserved)
0000|0000| keycode Key
+0010|mods|000000|00 Left mods Momentary
0000|mods| keycode Key+Left mods
ACT_RMODS(0001):
0001|0000|000000|00 No action
+0001|0000| keycode Key(no used)
0001|mods|000000|00 Right mods Momentary
-0001|mods|000000|01 Right mods OneShot
-0001|mods|000000|10 (reserved)
-0001|mods|000000|11 (reserved)
-0001|0000| keycode Key
0001|mods| keycode Key+Right mods
ACT_LMODS_TAP(0010):
+0010|mods|000000|00 Left mods OneShot
+0010|mods|000000|01 (reserved)
+0010|mods|000000|10 (reserved)
+0010|mods|000000|11 (reserved)
0010|mods| keycode Left mods+tap Key
ACT_RMODS_TAP(0011):
+0011|mods|000000|00 Right mods OneShot
+0011|mods|000000|01 (reserved)
+0011|mods|000000|10 (reserved)
+0011|mods|000000|11 (reserved)
0011|mods| keycode Right mods+tap Key
NOTE: NOT FIXED
ACT_MACRO(1100):
-1100|opt | id(8) Macro play
-1100|1111| id(8) Macro record
+1100|opt | id(8) Macro play?
+1100|1111| id(8) Macro record?
ACT_COMMAND(1110):
1110|opt | id(8) Built-in Command exec
ACT_FUNCTION(1111):
-1111| address(12) Function
-1111|opt | id(8) Function
- Macro record(dynamicly)
- Macro play(dynamicly)
-TODO: modifier + [tap key /w mod]
- : layerkey + [tap key /w mod]
+1111| address(12) Function?
+1111|opt | id(8) Function?
+
+TODO: modifier + function by tap?
for example: LShift + '('[Shift+9] and RShift + ')'[Shift+0]
http://deskthority.net/workshop-f7/tmk-keyboard-firmware-collection-t4478.html#p90052
-*/
+ */
-enum action_id {
+enum action_kind_id {
ACT_LMODS = 0b0000,
ACT_RMODS = 0b0001,
ACT_LMODS_TAP = 0b0010,
ACT_FUNCTION = 0b1111
};
-// TODO: not portable across compiler/endianness?
-/*
-In avr-gcc bit fields seems to be assigned from LSB(bit0) to MSB(bit15).
-AVR looks like a little endian in avr-gcc.
-
-Byte order and bit order of 0x1234:
-Big endian: 15 ... 8 7 ... 210
- | 0x12 | 0x34 |
- 0001 0010 0011 0100
-Little endian: 012 ... 7 8 ... 15
- | 0x34 | 0x12 |
- 0010 1100 0100 1000
-*/
-typedef union {
- uint16_t code;
- struct action_kind {
- uint16_t param :12;
- uint16_t id :4;
- } kind;
- struct action_key {
- uint16_t code :8;
- uint16_t mods :4;
- uint16_t kind :4;
- } key;
- struct action_layer {
- uint16_t code :8;
- uint16_t opt :4;
- uint16_t kind :4;
- } layer;
- struct action_usage {
- uint16_t code :10;
- uint16_t page :2;
- uint16_t kind :4;
- } usage;
- struct action_command {
- uint16_t id :8;
- uint16_t option :4;
- uint16_t kind :4;
- } command;
- struct action_function {
- uint8_t id :8;
- uint8_t opt :4;
- uint8_t kind :4;
- } func;
-} action_t;
-
-
-enum stroke_cmd {
- STROKE_DOWN,
- STROKE_UP,
- STROKE_ALLUP, /* release all keys in reverse order */
+enum acion_param {
+ ONE_SHOT = 0x00,
};
-typedef struct {
- keyevent_t event;
- uint8_t tap_count;
-} keyrecord_t;
-
-/* action function */
-typedef void (*action_func_t)(keyevent_t event, uint8_t opt);
-
-// TODO: legacy keymap support
-void action_exec(keyevent_t event);
-void action_call_function(keyevent_t event, uint8_t id);
-
-
-// TODO: proper names
/* action_t utility */
#define ACTION_NO 0
#define ACTION(kind, param) ((kind)<<12 | (param))
#define ACTION_KEY(key) ACTION(ACT_LMODS, key)
#define ACTION_LMODS(mods) ACTION(ACT_LMODS, (mods)<<8 | 0x00)
#define ACTION_LMODS_KEY(mods, key) ACTION(ACT_LMODS, (mods)<<8 | (key))
-#define ACTION_LMODS_ONESHOT(mods) ACTION(ACT_LMODS, (mods)<<8 | 0x01)
-#define ACTION_LMODS_SWITCH(mods, tap) ACTION(ACT_LMODS, (mods)<<8 | 0xF0 | (tap))
-#define ACTION_LMODS_TOGGLE(mods, tap) ACTION(ACT_LMODS, (mods)<<8 | 0xF1 | (tap))
#define ACTION_RMODS(mods) ACTION(ACT_RMODS, (mods)<<8 | 0x00)
#define ACTION_RMODS_KEY(mods, key) ACTION(ACT_RMODS, (mods)<<8 | (key))
-#define ACTION_RMODS_ONESHOT(mods) ACTION(ACT_RMODS, (mods)<<8 | 0x01)
-#define ACTION_RMODS_SWITCH(mods, tap) ACTION(ACT_RMODS, (mods)<<8 | 0xF0 | (tap))
-#define ACTION_RMODS_TOGGLE(mods, tap) ACTION(ACT_RMODS, (mods)<<8 | 0xF1 | (tap))
+
/* Mods + Tap key */
#define ACTION_LMODS_TAP(mods, key) ACTION(ACT_LMODS_TAP, MOD_BITS(mods)<<8 | (key))
+#define ACTION_LMODS_ONESHOT(mods) ACTION(ACT_LMODS_TAP, MOD_BITS(mods)<<8 | ONE_SHOT)
#define ACTION_RMODS_TAP(mods, key) ACTION(ACT_RMODS_TAP, MOD_BITS(mods)<<8 | (key))
/* Layer Switch */
/* Function */
#define ACTION_FUNCTION(id, opt) ACTION(ACT_FUNCTION, (opt)<<8 | id)
-
-/* helpers for readability */
-#define LAYER(layer) (layer)
-#define TAP(tap) (tap)
-#define DOUBLE_TAP 2
-#define TRIPLE_TAP 3
-#define QUADRUPLE_TAP 4
-#define QUINTUPLE_TAP 5
-#define DOWN(key) (key)
-#define UP(key) STROKE_UP, (key)
-
#endif /* ACTION_H */
ACTION_LAYER_SET_TAP_KEY(5, KC_SPC), // Fn5
ACTION_LMODS_TAP(MOD_BIT(KC_LCTL), KC_BSPC), // Fn6
ACTION_RMODS_TAP(MOD_BIT(KC_RCTL), KC_ENT), // Fn7
+
+ ACTION_LMODS_TAP(MOD_BIT(KC_LSFT), ONE_SHOT), // Fn8
};
KEYMAP(ESC, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSLS,GRV, \
TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,BSPC, \
FN6, A, S, D, F, G, H, J, K, L, FN3, QUOT,FN7, \
- LSFT,Z, X, C, V, B, N, M, COMM,DOT, FN2, RSFT,FN1, \
+ FN8, Z, X, C, V, B, N, M, COMM,DOT, FN2, RSFT,FN1, \
LGUI,LALT, FN5, RALT,FN4),
/* Layer 1: HHKB mode (HHKB Fn)
action.code = ACTION_RMODS(MOD_BIT(key)>>4);
break;
*/
- case KC_FN0 ... KC_FN7:
- action.code = pgm_read_word(&fn_actions[FN_INDEX(key)]);
+ case KC_FN0 ... FN_MAX:
+ if (FN_INDEX(key) < sizeof(fn_actions) / sizeof(fn_actions[0])) {
+ action.code = pgm_read_word(&fn_actions[FN_INDEX(key)]);
+ } else {
+ action.code = ACTION_NO;
+ }
break;
case KC_NO ... KC_UNDEFINED:
default: