feat(display): Initial widget/status screen work.

* Battery and output status widgets
* Built in status screen combining them.
* Ability to define a custom status screen factory
  function.

1 files changed, 7 insertions, 5 deletions

diff --git a/app/src/ble.c b/app/src/ble.c
index b00bd5c..817cb84 100644
--- a/app/src/ble.c
+++ b/app/src/ble.c
@@ -100,7 +100,7 @@ static void raise_profile_changed_event_callback(struct k_work *work) {
 
 K_WORK_DEFINE(raise_profile_changed_event_work, raise_profile_changed_event_callback);
 
-static bool active_profile_is_open() {
+bool zmk_ble_active_profile_is_open() {
     return !bt_addr_le_cmp(&profiles[active_profile].peer, BT_ADDR_LE_ANY);
 }
 
@@ -169,7 +169,7 @@ int update_advertising() {
     struct bt_conn *conn;
     enum advertising_type desired_adv = ZMK_ADV_NONE;
 
-    if (active_profile_is_open()) {
+    if (zmk_ble_active_profile_is_open()) {
         desired_adv = ZMK_ADV_CONN;
     } else if (!zmk_ble_active_profile_is_connected()) {
         desired_adv = ZMK_ADV_CONN;
@@ -226,6 +226,8 @@ int zmk_ble_clear_bonds() {
     return 0;
 };
 
+int zmk_ble_active_profile_index() { return active_profile; }
+
 int zmk_ble_prof_select(u8_t index) {
     LOG_DBG("profile %d", index);
     if (active_profile == index) {
@@ -448,8 +450,8 @@ static enum bt_security_err auth_pairing_accept(struct bt_conn *conn,
     struct bt_conn_info info;
     bt_conn_get_info(conn, &info);
 
-    LOG_DBG("role %d, open? %s", info.role, active_profile_is_open() ? "yes" : "no");
-    if (info.role == BT_CONN_ROLE_SLAVE && !active_profile_is_open()) {
+    LOG_DBG("role %d, open? %s", info.role, zmk_ble_active_profile_is_open() ? "yes" : "no");
+    if (info.role == BT_CONN_ROLE_SLAVE && !zmk_ble_active_profile_is_open()) {
         LOG_WRN("Rejecting pairing request to taken profile %d", active_profile);
         return BT_SECURITY_ERR_PAIR_NOT_ALLOWED;
     }
@@ -472,7 +474,7 @@ static void auth_pairing_complete(struct bt_conn *conn, bool bonded) {
     }
 
 #if !IS_ENABLED(CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL)
-    if (!active_profile_is_open()) {
+    if (!zmk_ble_active_profile_is_open()) {
         LOG_ERR("Pairing completed but current profile is not open: %s", log_strdup(addr));
         bt_unpair(BT_ID_DEFAULT, dst);
         return;