1 files changed, 54 insertions, 0 deletions
diff --git a/quantum/process_keycode/process_leader.c b/quantum/process_keycode/process_leader.c
new file mode 100644
index 0000000000..473906d657
--- /dev/null
+++ b/quantum/process_keycode/process_leader.c
@@ -0,0 +1,54 @@
+/* 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 "process_leader.h"
+
+__attribute__ ((weak))
+void leader_start(void) {}
+
+__attribute__ ((weak))
+void leader_end(void) {}
+
+// Leader key stuff
+bool leading = false;
+uint16_t leader_time = 0;
+
+uint16_t leader_sequence[5] = {0, 0, 0, 0, 0};
+uint8_t leader_sequence_size = 0;
+
+bool process_leader(uint16_t keycode, keyrecord_t *record) {
+  // Leader key set-up
+  if (record->event.pressed) {
+    if (!leading && keycode == KC_LEAD) {
+      leader_start();
+      leading = true;
+      leader_time = timer_read();
+      leader_sequence_size = 0;
+      leader_sequence[0] = 0;
+      leader_sequence[1] = 0;
+      leader_sequence[2] = 0;
+      leader_sequence[3] = 0;
+      leader_sequence[4] = 0;
+      return false;
+    }
+    if (leading && timer_elapsed(leader_time) < LEADER_TIMEOUT) {
+      leader_sequence[leader_sequence_size] = keycode;
+      leader_sequence_size++;
+      return false;
+    }
+  }
+  return true;
+}