voyager: Add scroll toggle button

Pressing and holding this button will change the mode of the track ball from
moving the mouse to scrolling.

1 files changed, 15 insertions, 1 deletions

diff --git a/keyboards/zsa/voyager/keymaps/ryuk/keymap.c b/keyboards/zsa/voyager/keymaps/ryuk/keymap.c
index 3c19049..95e6391 100644
--- a/keyboards/zsa/voyager/keymaps/ryuk/keymap.c
+++ b/keyboards/zsa/voyager/keymaps/ryuk/keymap.c
@@ -4,6 +4,8 @@
 
 #include QMK_KEYBOARD_H
 
+extern bool set_scrolling;
+
 enum layers {
     BASE,
     SYMBOL,
@@ -11,6 +13,8 @@ enum layers {
     MOUSE,
 };
 
+enum my_keycodes { SCROLON = SAFE_RANGE };
+
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     // clang-format off
   /* Keymap 0: Basic layer
@@ -75,7 +79,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
         _______, _______, _______, _______, _______, _______,                      _______, _______, _______, _______, _______, _______,
         _______, _______, _______, _______, _______, _______,                      _______, MS_BTN1, _______, MS_BTN2, _______, _______,
         _______, _______, _______, _______, _______, _______,                      _______, _______, _______, _______, _______, _______,
-                                                     _______, _______,    _______, _______
+                                                     _______, _______,    _______, SCROLON
     ),
     // clang-format on
 };
@@ -84,3 +88,13 @@ void pointing_device_init_user(void) {
     set_auto_mouse_layer(MOUSE);
     set_auto_mouse_enable(true);
 }
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    switch (keycode) {
+        case SCROLON:
+            set_scrolling = record->event.pressed;
+            return false;
+    }
+
+    return true;
+}