qmk_firmware/keyboards/handwired/dactyl_manuform/4x5/keymaps/dvorak/keymap.c

#include QMK_KEYBOARD_H

extern keymap_config_t keymap_config;

#define _BASE 0
#define _RAISE 1
#define _LOWER 2

// Fillers to make layering more clear

#define ____ KC_TRNS

#define SFT_ESC  SFT_T(KC_ESC)
#define CTL_BSPC CTL_T(KC_BSPC)
#define ALT_SPC  ALT_T(KC_SPC)
#define SFT_ENT  SFT_T(KC_ENT)

#define KC_ML KC_MS_LEFT
#define KC_MR KC_MS_RIGHT
#define KC_MU KC_MS_UP
#define KC_MD KC_MS_DOWN
#define KC_MB1 KC_MS_BTN1
#define KC_MB2 KC_MS_BTN1

#define RAISE MO(_RAISE)
#define LOWER MO(_LOWER)

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

/* Base (dvorak)
 * ,----------------------------------,                             ,----------------------------------,
 * |   '  |   ,  |   .  |   p  |   y  |                             |   f  |   g  |   c  |   r  |   l  |
 * |------+------+------+------+------|                             |-------------+------+------+------|
 * |   a  |   o  |   e  |   u  |   i  |                             |   d  |   h  |   t  |   n  |   s  |
 * |------+------+------+------+------|                             |------|------+------+------+------|
 * |   ;  |   q  |   j  |   k  |   x  |                             |   b  |   m  |   w  |   v  |   z  |
 * |------+------+------+-------------,                             ,-------------+------+------+------,
 *        |  [   |   ]  |                                                         |   -  |   =  |
 *        '------+------'-------------'                             '-------------'------+------'
 *                      | ESC  |  BS  |                             | SPACE|ENTER |
 *                      |  +   |   +  |                             |  +   |  +   |
 *                      | SHIFT| CTRL |                             | ALT  |SHIFT |
 *                      '------+------'                             '------+------'
 *                                    '------+------' '------+------'
 *                                    | TAB  | HOME | | END  | DEL  |
 *                                    '------+------' '------+------'
 *                                    | Lower|  ~   | | GUI  | Raise|
 *                                    '------+------' '------+------'
 */

[_BASE] = LAYOUT( \
  KC_QUOT, KC_COMM, KC_DOT,  KC_P, KC_Y,                                     KC_F, KC_G, KC_C,    KC_R,   KC_L, \
  KC_A,    KC_O,    KC_E,    KC_U, KC_I,                                     KC_D, KC_H, KC_T,    KC_N,   KC_S, \
  KC_SCLN, KC_Q,    KC_J,    KC_K, KC_X,                                     KC_B, KC_M, KC_W,    KC_V,   KC_Z, \
           KC_LBRC, KC_RBRC,                                                             KC_MINS, KC_EQL,       \
                                         SFT_ESC, CTL_BSPC,  ALT_SPC, SFT_ENT,                                  \
                                         KC_TAB,  KC_HOME,   KC_END,  KC_DEL,                                   \
                                         RAISE,   KC_GRV,    KC_LGUI, LOWER
),

/* Raise
 * ,----------------------------------,                             ,----------------------------------,
 * |      |      |  mup |      |      |                             | VOL+ |      |  up  |      | PgUp |
 * |------+------+------+------+------|                             |-------------+------+------+------|
 * |      | mleft| mdown|mright|      |                             | MUTE | left | down |right | PgDn |
 * |------+------+------+------+------|                             |------|------+------+------+------|
 * |      |      |      |      |      |                             | VOL- |  /   |  \   |  ?   |  |   |
 * |------+------+------+-------------,                             ,-------------+------+------+------,
 *        |      |      |                                                         | mbtn |mbtn2 |
 *        '------+------'-------------'                             '-------------'------+------'
 *                      |      |      |                             |      |      |
 *                      |      |      |                             |      |      |
 *                      |      |      |                             |      |      |
 *                      '------+------'                             '------+------'
 *                                    '------+------' '------+------'
 *                                    |      |      | |      |      |
 *                                    '------+------' '------+------'
 *                                    |      |      | |      |      |
 *                                    '------+------' '------+------'
 */

[_RAISE] = LAYOUT( \
  ____, ____,  KC_MU, ____,  ____,                          KC_VOLU, ____,    KC_UP,   ____,     KC_PGUP,   \
  ____, KC_ML, KC_MD, KC_MR, ____,                          KC_MUTE, KC_LEFT, KC_DOWN, KC_RIGHT, KC_PGDOWN, \
  ____, ____,  ____,  ____,  ____,                          KC_VOLD, KC_SLSH, KC_BSLS, KC_QUES,  KC_PIPE,   \
        ____,  ____,                                                          KC_MB1,  KC_MB2,              \
                                   ____, ____,  ____, ____,                                                 \
                                   ____, ____,  ____, ____,                                                 \
                                   ____, ____,  ____, ____                                                  \
),
/* Lower
 * ,----------------------------------,                             ,----------------------------------,
 * | F1   | F2   | F3   | F4   | F5   |                             |  F6  | F7   |  F8  |  F9  |  F10 |
 * |------+------+------+------+------|                             |-------------+------+------+------|
 * |  1   |  2   |  3   |  4   |  5   |                             |  6   |  7   |  8   |  9   |  10  |
 * |------+------+------+------+------|                             |------|------+------+------+------|
 * |  !   |  @   |  #   |  $   |  %   |                             |  ^   |  &   |  *   |  (   |  )   |
 * |------+------+------+-------------,                             ,-------------+------+------+------,
 *        | F11  | F12  |                                                         |  -   |  =   |
 *        '------+------'-------------'                             '-------------'------+------'
 *                      |      |      |                             |      |      |
 *                      |      |      |                             |      |      |
 *                      |      |      |                             |      |      |
 *                      '------+------'                             '------+------'
 *                                    '------+------' '------+------'
 *                                    |      |      | |      |      |
 *                                    '------+------' '------+------'
 *                                    |      |      | |      |      |
 *                                    '------+------' '------+------'
 */

[_LOWER] = LAYOUT( \
  KC_F1,   KC_F2,  KC_F3,   KC_F4,  KC_F5,                            KC_F6,   KC_F7,    KC_F8,   KC_F9,   KC_F10,  \
  KC_1,    KC_2,   KC_3,    KC_4,   KC_5,                             KC_6,    KC_7,     KC_8,    KC_9,    KC_0,    \
  KC_EXLM, KC_AT,  KC_HASH, KC_DLR, KC_PERC,                          KC_CIRC, KC_AMPR,  KC_ASTR, KC_LPRN, KC_RPRN, \
           KC_F11, KC_F12,                                                               ____,    ____,             \
                                             ____, ____,  ____, ____,                                               \
                                             ____, ____,  ____, ____,                                               \
                                             ____, ____,  ____, ____                                                \
)
};

void persistent_default_layer_set(uint16_t default_layer) {
  eeconfig_update_default_layer(default_layer);
  default_layer_set(default_layer);
}