From df2fbf4c9291cce340945a0a71de0200ccae7369 Mon Sep 17 00:00:00 2001
From: Reiner Herrmann <reiner@reiner-h.de>
Date: Wed, 8 Jul 2026 00:23:22 +0200
Subject: initial commit

---
 src/c/app.c | 114 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 src/c/app.c

(limited to 'src/c/app.c')

diff --git a/src/c/app.c b/src/c/app.c
new file mode 100644
index 0000000..2ce9996
--- /dev/null
+++ b/src/c/app.c
@@ -0,0 +1,114 @@
+/* Copyright (C) 2026 Reiner Herrmann
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include <pebble.h>
+#include "metronome.h"
+
+static Window *app_window;
+static ActionBarLayer *action_bar;
+
+static GBitmap *icon_left_arrows;
+static GBitmap *icon_right_arrows;
+static GBitmap *icon_plus;
+static GBitmap *icon_minus;
+static GBitmap *icon_three_dots;
+static GBitmap *icon_pause;
+static GBitmap *icon_play;
+
+static AppTimer *action_bar_timer;
+
+static const int action_bar_timeout = 2000;
+
+static void primary_action_bar();
+static void secondary_action_bar();
+
+static void increase_bpm_handler(ClickRecognizerRef recognizer, void *context) {
+	increase_bpm();
+}
+
+static void decrease_bpm_handler(ClickRecognizerRef recognizer, void *context) {
+	decrease_bpm();
+}
+
+static void increase_beats_handler(ClickRecognizerRef recognizer, void *context) {
+	increase_beats();
+	app_timer_reschedule(action_bar_timer, action_bar_timeout);
+}
+
+static void decrease_beats_handler(ClickRecognizerRef recognizer, void *context) {
+	decrease_beats();
+	app_timer_reschedule(action_bar_timer, action_bar_timeout);
+}
+
+static void switch_to_secondary_handler(ClickRecognizerRef recognizer, void *context) {
+	secondary_action_bar();
+
+	/* switch back to primary after timeout */
+	action_bar_timer = app_timer_register(action_bar_timeout, primary_action_bar, NULL);
+}
+
+static void pause_play_handler(ClickRecognizerRef recognizer, void *context) {
+	if (is_paused()) {
+		start_metronome();
+		action_bar_layer_set_icon(action_bar, BUTTON_ID_SELECT, icon_pause);
+	} else {
+		stop_metronome();
+		action_bar_layer_set_icon(action_bar, BUTTON_ID_SELECT, icon_play);
+	}
+	app_timer_reschedule(action_bar_timer, action_bar_timeout);
+}
+
+static void click_config_provider_primary(void *context) {
+	window_single_click_subscribe(BUTTON_ID_UP, increase_bpm_handler);
+	window_single_click_subscribe(BUTTON_ID_SELECT, switch_to_secondary_handler);
+	window_single_click_subscribe(BUTTON_ID_DOWN, decrease_bpm_handler);
+}
+
+static void click_config_provider_secondary(void *context) {
+	window_single_click_subscribe(BUTTON_ID_UP, increase_beats_handler);
+	window_single_click_subscribe(BUTTON_ID_SELECT, pause_play_handler);
+	window_single_click_subscribe(BUTTON_ID_DOWN, decrease_beats_handler);
+}
+
+static void secondary_action_bar() {
+	action_bar_layer_set_click_config_provider(action_bar, click_config_provider_secondary);
+	action_bar_layer_set_icon(action_bar, BUTTON_ID_UP, icon_plus);
+	action_bar_layer_set_icon(action_bar, BUTTON_ID_DOWN, icon_minus);
+	action_bar_layer_set_icon(action_bar, BUTTON_ID_SELECT, is_paused() ? icon_play : icon_pause);
+}
+
+static void primary_action_bar() {
+	action_bar_layer_set_click_config_provider(action_bar, click_config_provider_primary);
+	action_bar_layer_set_icon(action_bar, BUTTON_ID_UP, icon_right_arrows);
+	action_bar_layer_set_icon(action_bar, BUTTON_ID_DOWN, icon_left_arrows);
+	action_bar_layer_set_icon(action_bar, BUTTON_ID_SELECT, icon_three_dots);
+}
+
+static void init() {
+	icon_left_arrows = gbitmap_create_with_resource(RESOURCE_ID_LEFT_ARROWS);
+	icon_right_arrows = gbitmap_create_with_resource(RESOURCE_ID_RIGHT_ARROWS);
+	icon_plus = gbitmap_create_with_resource(RESOURCE_ID_PLUS);
+	icon_minus = gbitmap_create_with_resource(RESOURCE_ID_MINUS);
+	icon_three_dots = gbitmap_create_with_resource(RESOURCE_ID_THREE_DOTS);
+	icon_pause = gbitmap_create_with_resource(RESOURCE_ID_PAUSE);
+	icon_play = gbitmap_create_with_resource(RESOURCE_ID_PLAY);
+
+	app_window = create_metronome_window();
+
+	action_bar = action_bar_layer_create();
+	action_bar_layer_add_to_window(action_bar, app_window);
+	primary_action_bar();
+
+	window_stack_push(app_window, true);
+}
+
+static void deinit() {
+	window_destroy(app_window);
+}
+
+int main(void) {
+	init();
+	app_event_loop();
+	deinit();
+}
-- 
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