tmk_core/common/keymap.c

   1 /*
   2 Copyright 2013 Jun Wako <wakojun@gmail.com>
   3
   4 This program is free software: you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation, either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16 */
  17 #include "keymap.h"
  18 #include "report.h"
  19 #include "keycode.h"
  20 #include "action_layer.h"
  21 #include "action.h"
  22 #include "action_macro.h"
  23 #include "wait.h"
  24 #include "debug.h"
  25 #include "bootloader.h"
  26
  27 #ifdef BOOTMAGIC_ENABLE
  28 extern keymap_config_t keymap_config;
  29 #endif
  30
  31 static action_t keycode_to_action(uint8_t keycode);
  32
  33
  34 /* converts key to action */
  35 action_t action_for_key(uint8_t layer, keypos_t key)
  36 {
  37     uint8_t keycode = keymap_key_to_keycode(layer, key);
  38     switch (keycode) {
  39         case KC_FN0 ... KC_FN31:
  40             return keymap_fn_to_action(keycode);
  41 #ifdef BOOTMAGIC_ENABLE
  42         case KC_CAPSLOCK:
  43         case KC_LOCKING_CAPS:
  44             if (keymap_config.swap_control_capslock || keymap_config.capslock_to_control) {
  45                 return keycode_to_action(KC_LCTL);
  46             }
  47             return keycode_to_action(keycode);
  48         case KC_LCTL:
  49             if (keymap_config.swap_control_capslock) {
  50                 return keycode_to_action(KC_CAPSLOCK);
  51             }
  52             return keycode_to_action(KC_LCTL);
  53         case KC_LALT:
  54             if (keymap_config.swap_lalt_lgui) {
  55                 if (keymap_config.no_gui) {
  56                     return keycode_to_action(ACTION_NO);
  57                 }
  58                 return keycode_to_action(KC_LGUI);
  59             }
  60             return keycode_to_action(KC_LALT);
  61         case KC_LGUI:
  62             if (keymap_config.swap_lalt_lgui) {
  63                 return keycode_to_action(KC_LALT);
  64             }
  65             if (keymap_config.no_gui) {
  66                 return keycode_to_action(ACTION_NO);
  67             }
  68             return keycode_to_action(KC_LGUI);
  69         case KC_RALT:
  70             if (keymap_config.swap_ralt_rgui) {
  71                 if (keymap_config.no_gui) {
  72                     return keycode_to_action(ACTION_NO);
  73                 }
  74                 return keycode_to_action(KC_RGUI);
  75             }
  76             return keycode_to_action(KC_RALT);
  77         case KC_RGUI:
  78             if (keymap_config.swap_ralt_rgui) {
  79                 return keycode_to_action(KC_RALT);
  80             }
  81             if (keymap_config.no_gui) {
  82                 return keycode_to_action(ACTION_NO);
  83             }
  84             return keycode_to_action(KC_RGUI);
  85         case KC_GRAVE:
  86             if (keymap_config.swap_grave_esc) {
  87                 return keycode_to_action(KC_ESC);
  88             }
  89             return keycode_to_action(KC_GRAVE);
  90         case KC_ESC:
  91             if (keymap_config.swap_grave_esc) {
  92                 return keycode_to_action(KC_GRAVE);
  93             }
  94             return keycode_to_action(KC_ESC);
  95         case KC_BSLASH:
  96             if (keymap_config.swap_backslash_backspace) {
  97                 return keycode_to_action(KC_BSPACE);
  98             }
  99             return keycode_to_action(KC_BSLASH);
 100         case KC_BSPACE:
 101             if (keymap_config.swap_backslash_backspace) {
 102                 return keycode_to_action(KC_BSLASH);
 103             }
 104             return keycode_to_action(KC_BSPACE);
 105 #endif
 106         default:
 107             return keycode_to_action(keycode);
 108     }
 109 }
 110
 111
 112 /* Macro */
 113 __attribute__ ((weak))
 114 const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
 115 {
 116     (void)record;
 117     (void)id;
 118     (void)opt;
 119     return MACRO_NONE;
 120 }
 121
 122 /* Function */
 123 __attribute__ ((weak))
 124 void action_function(keyrecord_t *record, uint8_t id, uint8_t opt)
 125 {
 126     (void)record;
 127     (void)id;
 128     (void)opt;
 129 }
 130
 131
 132
 133 /* translates keycode to action */
 134 static action_t keycode_to_action(uint8_t keycode)
 135 {
 136     action_t action = {};
 137     switch (keycode) {
 138         case KC_A ... KC_EXSEL:
 139         case KC_LCTRL ... KC_RGUI:
 140             action.code = ACTION_KEY(keycode);
 141             break;
 142         case KC_SYSTEM_POWER ... KC_SYSTEM_WAKE:
 143             action.code = ACTION_USAGE_SYSTEM(KEYCODE2SYSTEM(keycode));
 144             break;
 145         case KC_AUDIO_MUTE ... KC_MEDIA_REWIND:
 146             action.code = ACTION_USAGE_CONSUMER(KEYCODE2CONSUMER(keycode));
 147             break;
 148         case KC_MS_UP ... KC_MS_ACCEL2:
 149             action.code = ACTION_MOUSEKEY(keycode);
 150             break;
 151         case KC_TRNS:
 152             action.code = ACTION_TRANSPARENT;
 153             break;
 154         case KC_BOOTLOADER:
 155             clear_keyboard();
 156             wait_ms(50);
 157             bootloader_jump(); // not return
 158             break;
 159         default:
 160             action.code = ACTION_NO;
 161             break;
 162     }
 163     return action;
 164 }
 165
 166
 167
 168 #ifdef USE_LEGACY_KEYMAP
 169 /*
 170  * Legacy keymap support
 171  *      Consider using new keymap API instead.
 172  */
 173 __attribute__ ((weak))
 174 uint8_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
 175 {
 176     return keymap_get_keycode(layer, key.row, key.col);
 177 }
 178
 179
 180 /* Legacy keymap support */
 181 __attribute__ ((weak))
 182 action_t keymap_fn_to_action(uint8_t keycode)
 183 {
 184     action_t action = { .code = ACTION_NO };
 185     switch (keycode) {
 186         case KC_FN0 ... KC_FN31:
 187             {
 188                 uint8_t layer = keymap_fn_layer(FN_INDEX(keycode));
 189                 uint8_t key = keymap_fn_keycode(FN_INDEX(keycode));
 190                 if (key) {
 191                     action.code = ACTION_LAYER_TAP_KEY(layer, key);
 192                 } else {
 193                     action.code = ACTION_LAYER_MOMENTARY(layer);
 194                 }
 195             }
 196             return action;
 197         default:
 198             return action;
 199     }
 200 }
 201 #endif