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diff --git a/keyboards/ibm/model_m_122/m122_3270/keymaps/default/keymap.c b/keyboards/ibm/model_m_122/m122_3270/keymaps/default/keymap.c
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+/* Copyright 2021 James R. Maynard III <jaymaynard@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#include QMK_KEYBOARD_H
+
+enum custom_keycodes {
+ JM_DOT = SAFE_RANGE, // . both shifted and unshifted
+ JM_COMM, // , both shifted and unshifted
+ JM_GRLS, // < and > on one key
+ JM_CBRC, // { and } on one key
+ JM_CENT, // cent sign and ! on one key
+ JM_DPA1, // DUP/PA1,
+ JM_FPA2, // FldMk/PA2,
+ JM_JUMP, // JUMP/PA3,
+ JM_DEL, // Delete
+ JM_NSLC // NumLock/ScrollLock on one key
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ // PC/3270 layout: PC legends (blue)
+ [0] = LAYOUT(
+ KC_F13, KC_F14, KC_F15, KC_F16, KC_F17, KC_F18, KC_F19, KC_F20, KC_F21, KC_F22, KC_F23, KC_F24,
+ KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12,
+
+ KC_NO, KC_NO, KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, KC_NO, KC_PGUP, KC_PGDN, KC_ESC, JM_NSLC, KC_PAST, KC_PSLS,
+ KC_NO, KC_PAUS, KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_ENT, KC_END, KC_INS, KC_DEL, KC_P7, KC_P8, KC_P9, KC_PPLS,
+ KC_NO, KC_NO, KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_BSLS, KC_UP, KC_P4, KC_P5, KC_P6, KC_PMNS,
+ KC_PSCR, KC_NO, KC_LSFT, JM_GRLS, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_RSFT, KC_LEFT, KC_HOME, KC_RIGHT, KC_P1, KC_P2, KC_P3, KC_PENT,
+ MO(2), KC_LGUI, KC_LCTL, KC_LALT, KC_SPC, KC_RALT, KC_RCTL, KC_DOWN, KC_P0, KC_PDOT
+ ),
+
+ // PC/3270 layout: 3270 legends (black), with x3270 keycodes
+ [1] = LAYOUT(
+ A(KC_F1), A(KC_F2), A(KC_F3), A(KC_F4), A(KC_F5), A(KC_F6), A(KC_F7), A(KC_F8), A(KC_F9), A(KC_F10), A(KC_F11), A(KC_F12),
+ KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12,
+
+ A(KC_A), A(KC_C), KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, JM_DPA1, JM_FPA2, JM_JUMP, KC_ESC, JM_NSLC, KC_PCMM, KC_SPC,
+ KC_CRSEL, KC_PAUS, KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, JM_CENT, KC_BSLS, S(KC_ENT), S(KC_TAB), KC_INS, JM_DEL, KC_P7, KC_P8, KC_P9, KC_TAB,
+ KC_EXSEL, A(KC_E), KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, JM_CBRC, KC_UP, KC_P4, KC_P5, KC_P6, KC_PMNS,
+ A(KC_B), C(KC_C), KC_LSFT, JM_GRLS, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, JM_COMM, JM_DOT, KC_SLSH, KC_RSFT, KC_LEFT, A(KC_H), KC_RIGHT, KC_P1, KC_P2, KC_P3, KC_PENT,
+ MO(2), KC_LGUI, A(KC_R), KC_LALT, KC_SPC, KC_RALT, KC_ENT, KC_DOWN, KC_P0, KC_PDOT
+ ),
+
+ // Function layer, accessed by the Zoom key
+ [2] = LAYOUT(
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+
+ DF(0), DF(1), _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, MO(3), _______, _______, _______, _______, _______
+ ),
+
+ // Firmware layer, accessed by the Zoom/Space key pair (hold both down)
+ [3] = LAYOUT(
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, EE_CLR, QK_BOOT, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, DB_TOGG, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+ )
+};
+
+bool left_shift_down = false;
+bool right_shift_down = false;
+bool left_alt_down = false;
+bool right_alt_down = false;
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+ switch (keycode) {
+ case KC_LSFT:
+ left_shift_down = record->event.pressed;
+ break;
+ case KC_RSFT:
+ right_shift_down = record->event.pressed;
+ break;
+ case KC_LALT:
+ left_alt_down = record->event.pressed;
+ break;
+ case KC_RALT:
+ right_alt_down = record->event.pressed;
+ break;
+ case JM_GRLS:
+ if (left_shift_down || right_shift_down) {
+ if(record->event.pressed) {
+ SEND_STRING(">");
+ }
+ } else {
+ if(record->event.pressed) {
+ SEND_STRING("<");
+ }
+ }
+ return false;
+ case JM_CBRC:
+ if (left_shift_down || right_shift_down) {
+ if (record->event.pressed) {
+ SEND_STRING("}");
+ }
+ } else {
+ if(record->event.pressed) {
+ SEND_STRING("{");
+ }
+ }
+ return false;
+ case JM_CENT:
+ if (left_shift_down || right_shift_down) {
+ if (record->event.pressed) {
+ SEND_STRING("!");
+ }
+ } else { // This assumes that the Linux Compose has been set to Scroll Lock
+ if (record->event.pressed) {
+ tap_code16(KC_SCRL);
+ SEND_STRING("c/");
+ }
+ }
+ return false;
+ case JM_COMM:
+ if (record->event.pressed){
+ SEND_STRING(",");
+ }
+ return false;
+ case JM_DOT:
+ if (record->event.pressed) {
+ SEND_STRING(".");
+ }
+ return false;
+ case JM_DPA1:
+ if (left_shift_down || right_shift_down) {
+ if (record->event.pressed) {
+ tap_code16(C(KC_D));
+ }
+ return false;
+ } else {
+ if(record->event.pressed) {
+ tap_code16(A(KC_1));
+ }
+ return false;
+ }
+ break;
+ case JM_FPA2:
+ if (left_shift_down || right_shift_down) {
+ if (record->event.pressed) {
+ tap_code16(C(KC_F));
+ }
+ return false;
+ } else {
+ if(record->event.pressed) {
+ tap_code16(A(KC_2));
+ }
+ return false;
+ }
+ break;
+ case JM_JUMP:
+ if (record->event.pressed) {
+ if (left_alt_down || right_alt_down) {
+ SEND_STRING("3");
+ }
+ }
+ return false;
+ case JM_DEL:
+ if (record->event.pressed) {
+ if (left_alt_down || right_alt_down) {
+ unregister_code(KC_LALT);
+ unregister_code(KC_RALT);
+ tap_code16(C(KC_W));
+ if (left_alt_down) {
+ register_code(KC_LALT);
+ }
+ if (right_alt_down) {
+ register_code(KC_RALT);
+ }
+ } else {
+ tap_code16(KC_DEL);
+ }
+ }
+ return false;
+ case JM_NSLC:
+ if (left_shift_down || right_shift_down) {
+ if (record->event.pressed) {
+ register_code(KC_NUM_LOCK);
+ }
+ else {
+ unregister_code(KC_NUM_LOCK);
+ }
+ } else {
+ if (record->event.pressed) {
+ register_code(KC_SCRL);
+ }
+ else {
+ unregister_code(KC_SCRL);
+ }
+ }
+ return false;
+ }
+
+ return true;
+}