Add legacy keymap support.

1 files changed, 73 insertions, 0 deletions

diff --git a/common/keymap.c b/common/keymap.c
new file mode 100644
index 0000000000..4151213089
--- /dev/null
+++ b/common/keymap.c
@@ -0,0 +1,73 @@
+/*
+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"
+
+
+/* layer */
+uint8_t default_layer = 0;
+uint8_t current_layer = 0;
+
+
+#ifndef NO_LEGACY_KEYMAP_SUPPORT
+/* legacy support with weak reference */
+__attribute__ ((weak))
+action_t keymap_get_action(uint8_t layer, uint8_t row, uint8_t col)
+{
+    /* convert from legacy keycode to action */
+    uint8_t key = keymap_get_keycode(layer, row, col);
+    action_t action;
+    switch (key) {
+        case KC_A ... KC_EXSEL:
+            action.code = ACTION_KEY(key);
+            break;
+        case KC_LCTRL ... KC_LGUI:
+            action.code = ACTION_LMOD(key);
+            break;
+        case KC_RCTRL ... KC_RGUI:
+            action.code = ACTION_RMOD(key);
+            break;
+        case KC_SYSTEM_POWER ... KC_SYSTEM_WAKE:
+            action.code = ACTION_USAGE_SYSTEM(KEYCODE2SYSTEM(key));
+            break;
+        case KC_AUDIO_MUTE ... KC_WWW_FAVORITES:
+            action.code = ACTION_USAGE_CONSUMER(KEYCODE2CONSUMER(key));
+            break;
+        case KC_MS_UP ... KC_MS_ACCEL2:
+            action.code = ACTION_MOUSEKEY(key);
+            break;
+        case KC_FN0 ... KC_FN31:
+            {
+                uint8_t layer = keymap_fn_layer(FN_INDEX(key));
+                uint8_t code = keymap_fn_keycode(FN_INDEX(key));
+                action.code = ACTION_LAYER_SET_TAP_KEY(layer, code);
+            }
+            break;
+        case KC_NO ... KC_UNDEFINED:
+        default:
+            action.code = ACTION_NO;
+            break;
+    }
+    return action;
+}
+#endif
+
+__attribute__ ((weak))
+void action_call_function(keyevent_t event, uint8_t id)
+{
+}