1 files changed, 185 insertions, 0 deletions

diff --git a/tmk_core/common/keymap.c b/tmk_core/common/keymap.c
new file mode 100644
index 000000000..4c0b61b8c
--- /dev/null
+++ b/tmk_core/common/keymap.c
@@ -0,0 +1,185 @@
+/*
+Copyright 2013 Jun Wako <wakojun@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 "keymap.h"
+#include "report.h"
+#include "keycode.h"
+#include "action_layer.h"
+#include "action.h"
+#include "action_macro.h"
+#include "debug.h"
+
+
+static action_t keycode_to_action(uint8_t keycode);
+
+
+/* converts key to action */
+action_t action_for_key(uint8_t layer, keypos_t key)
+{
+    uint8_t keycode = keymap_key_to_keycode(layer, key);
+    switch (keycode) {
+        case KC_FN0 ... KC_FN31:
+            return keymap_fn_to_action(keycode);
+#ifdef BOOTMAGIC_ENABLE
+        case KC_CAPSLOCK:
+        case KC_LOCKING_CAPS:
+            if (keymap_config.swap_control_capslock || keymap_config.capslock_to_control) {
+                return keycode_to_action(KC_LCTL);
+            }
+            return keycode_to_action(keycode);
+        case KC_LCTL:
+            if (keymap_config.swap_control_capslock) {
+                return keycode_to_action(KC_CAPSLOCK);
+            }
+            return keycode_to_action(KC_LCTL);
+        case KC_LALT:
+            if (keymap_config.swap_lalt_lgui) {
+                if (keymap_config.no_gui) {
+                    return keycode_to_action(ACTION_NO);
+                }
+                return keycode_to_action(KC_LGUI);
+            }
+            return keycode_to_action(KC_LALT);
+        case KC_LGUI:
+            if (keymap_config.swap_lalt_lgui) {
+                return keycode_to_action(KC_LALT);
+            }
+            if (keymap_config.no_gui) {
+                return keycode_to_action(ACTION_NO);
+            }
+            return keycode_to_action(KC_LGUI);
+        case KC_RALT:
+            if (keymap_config.swap_ralt_rgui) {
+                if (keymap_config.no_gui) {
+                    return keycode_to_action(ACTION_NO);
+                }
+                return keycode_to_action(KC_RGUI);
+            }
+            return keycode_to_action(KC_RALT);
+        case KC_RGUI:
+            if (keymap_config.swap_ralt_rgui) {
+                return keycode_to_action(KC_RALT);
+            }
+            if (keymap_config.no_gui) {
+                return keycode_to_action(ACTION_NO);
+            }
+            return keycode_to_action(KC_RGUI);
+        case KC_GRAVE:
+            if (keymap_config.swap_grave_esc) {
+                return keycode_to_action(KC_ESC);
+            }
+            return keycode_to_action(KC_GRAVE);
+        case KC_ESC:
+            if (keymap_config.swap_grave_esc) {
+                return keycode_to_action(KC_GRAVE);
+            }
+            return keycode_to_action(KC_ESC);
+        case KC_BSLASH:
+            if (keymap_config.swap_backslash_backspace) {
+                return keycode_to_action(KC_BSPACE);
+            }
+            return keycode_to_action(KC_BSLASH);
+        case KC_BSPACE:
+            if (keymap_config.swap_backslash_backspace) {
+                return keycode_to_action(KC_BSLASH);
+            }
+            return keycode_to_action(KC_BSPACE);
+#endif
+        default:
+            return keycode_to_action(keycode);
+    }
+}
+
+
+/* Macro */
+__attribute__ ((weak))
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+    return MACRO_NONE;
+}
+
+/* Function */
+__attribute__ ((weak))
+void action_function(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+}
+
+
+
+/* translates keycode to action */
+static action_t keycode_to_action(uint8_t keycode)
+{
+    action_t action;
+    switch (keycode) {
+        case KC_A ... KC_EXSEL:
+        case KC_LCTRL ... KC_RGUI:
+            action.code = ACTION_KEY(keycode);
+            break;
+        case KC_SYSTEM_POWER ... KC_SYSTEM_WAKE:
+            action.code = ACTION_USAGE_SYSTEM(KEYCODE2SYSTEM(keycode));
+            break;
+        case KC_AUDIO_MUTE ... KC_WWW_FAVORITES:
+            action.code = ACTION_USAGE_CONSUMER(KEYCODE2CONSUMER(keycode));
+            break;
+        case KC_MS_UP ... KC_MS_ACCEL2:
+            action.code = ACTION_MOUSEKEY(keycode);
+            break;
+        case KC_TRNS:
+            action.code = ACTION_TRANSPARENT;
+            break;
+        default:
+            action.code = ACTION_NO;
+            break;
+    }
+    return action;
+}
+
+
+
+#ifdef USE_LEGACY_KEYMAP
+/*
+ * Legacy keymap support
+ *      Consider using new keymap API instead.
+ */
+__attribute__ ((weak))
+uint8_t keymap_key_to_keycode(uint8_t layer, keypos_t key)
+{
+    return keymap_get_keycode(layer, key.row, key.col);
+}
+
+
+/* Legacy keymap support */
+__attribute__ ((weak))
+action_t keymap_fn_to_action(uint8_t keycode)
+{
+    action_t action = { .code = ACTION_NO };
+    switch (keycode) {
+        case KC_FN0 ... KC_FN31:
+            {
+                uint8_t layer = keymap_fn_layer(FN_INDEX(keycode));
+                uint8_t key = keymap_fn_keycode(FN_INDEX(keycode));
+                if (key) {
+                    action.code = ACTION_LAYER_TAP_KEY(layer, key);
+                } else {
+                    action.code = ACTION_LAYER_MOMENTARY(layer);
+                }
+            }
+            return action;
+        default:
+            return action;
+    }
+}
+#endif