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/* Copyright 2016 Jack Humbert
*
* 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 "keycode_config.h"
keymap_config_t keymap_config;
/** \brief keycode_config
*
* This function is used to check a specific keycode against the bootmagic config,
* and will return the corrected keycode, when appropriate.
*/
__attribute__((weak)) uint16_t keycode_config(uint16_t keycode) {
switch (keycode) {
case KC_CAPS_LOCK:
case KC_LOCKING_CAPS_LOCK:
if (keymap_config.swap_control_capslock || keymap_config.capslock_to_control) {
return KC_LEFT_CTRL;
} else if (keymap_config.swap_escape_capslock) {
return KC_ESCAPE;
}
return keycode;
case KC_LEFT_CTRL:
if (keymap_config.swap_control_capslock) {
return KC_CAPS_LOCK;
}
if (keymap_config.swap_lctl_lgui) {
if (keymap_config.no_gui) {
return KC_NO;
}
return KC_LEFT_GUI;
}
return KC_LEFT_CTRL;
case KC_LEFT_ALT:
if (keymap_config.swap_lalt_lgui) {
if (keymap_config.no_gui) {
return KC_NO;
}
return KC_LEFT_GUI;
}
return KC_LEFT_ALT;
case KC_LEFT_GUI:
if (keymap_config.swap_lalt_lgui) {
return KC_LEFT_ALT;
}
if (keymap_config.swap_lctl_lgui) {
return KC_LEFT_CTRL;
}
if (keymap_config.no_gui) {
return KC_NO;
}
return KC_LEFT_GUI;
case KC_RIGHT_CTRL:
if (keymap_config.swap_rctl_rgui) {
if (keymap_config.no_gui) {
return KC_NO;
}
return KC_RIGHT_GUI;
}
return KC_RIGHT_CTRL;
case KC_RIGHT_ALT:
if (keymap_config.swap_ralt_rgui) {
if (keymap_config.no_gui) {
return KC_NO;
}
return KC_RIGHT_GUI;
}
return KC_RIGHT_ALT;
case KC_RIGHT_GUI:
if (keymap_config.swap_ralt_rgui) {
return KC_RIGHT_ALT;
}
if (keymap_config.swap_rctl_rgui) {
return KC_RIGHT_CTRL;
}
if (keymap_config.no_gui) {
return KC_NO;
}
return KC_RIGHT_GUI;
case KC_GRAVE:
if (keymap_config.swap_grave_esc) {
return KC_ESCAPE;
}
return KC_GRAVE;
case KC_ESCAPE:
if (keymap_config.swap_grave_esc) {
return KC_GRAVE;
} else if (keymap_config.swap_escape_capslock) {
return KC_CAPS_LOCK;
}
return KC_ESCAPE;
case KC_BACKSLASH:
if (keymap_config.swap_backslash_backspace) {
return KC_BACKSPACE;
}
return KC_BACKSLASH;
case KC_BACKSPACE:
if (keymap_config.swap_backslash_backspace) {
return KC_BACKSLASH;
}
return KC_BACKSPACE;
default:
return keycode;
}
}
/** \brief mod_config
*
* This function checks the mods passed to it against the bootmagic config,
* and will remove or replace mods, based on that.
*/
__attribute__((weak)) uint8_t mod_config(uint8_t mod) {
/**
* Note: This function is for the 5-bit packed mods, NOT the full 8-bit mods.
* More info about the mods can be seen in modifiers.h.
*/
if (keymap_config.swap_lalt_lgui) {
/** If both modifiers pressed or neither pressed, do nothing
* Otherwise swap the values
* Note: The left mods are ANDed with the right-hand values to check
* if they were pressed with the right hand bit set
*/
if (((mod & MOD_RALT) == MOD_LALT) ^ ((mod & MOD_RGUI) == MOD_LGUI)) {
mod ^= (MOD_LALT | MOD_LGUI);
}
}
if (keymap_config.swap_ralt_rgui) {
if (((mod & MOD_RALT) == MOD_RALT) ^ ((mod & MOD_RGUI) == MOD_RGUI)) {
/* lefthand values to preserve the right hand bit */
mod ^= (MOD_LALT | MOD_LGUI);
}
}
if (keymap_config.swap_lctl_lgui) {
/* left mods ANDed with right-hand values to check for right hand bit */
if (((mod & MOD_RCTL) == MOD_LCTL) ^ ((mod & MOD_RGUI) == MOD_LGUI)) {
mod ^= (MOD_LCTL | MOD_LGUI);
}
}
if (keymap_config.swap_rctl_rgui) {
if (((mod & MOD_RCTL) == MOD_RCTL) ^ ((mod & MOD_RGUI) == MOD_RGUI)) {
/* lefthand values to preserve the right hand bit */
mod ^= (MOD_LCTL | MOD_LGUI);
}
}
if (keymap_config.no_gui) {
mod &= ~MOD_LGUI;
mod &= ~MOD_RGUI;
}
return mod;
}
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