setting&autostart&widgets (OptionField and Waveform) imp (#2286)

* test

* test

* format

* format

* tune order

firmware/application/apps/ui_settings.cpp

@@ -5,6 +5,7 @@
  * Copyright (C) 2023 Kyle Reed
  * Copyright (C) 2024 Mark Thompson
  * Copyright (C) 2024 u-foka
+ * Copyright (C) 2024 HTotoo
  * Copyleft (ɔ) 2024 zxkmm under GPL license
  *
  * This file is part of PortaPack.
@@ -876,6 +877,7 @@ SetAutostartView::SetAutostartView(NavigationView& nav) {
     add_children({&labels,
                   &button_save,
                   &button_cancel,
+                  &button_reset,
                   &options});
 
     button_save.on_select = [&nav, this](Button&) {
@@ -892,6 +894,12 @@ SetAutostartView::SetAutostartView(NavigationView& nav) {
         nav.pop();
     };
 
+    button_reset.on_select = [this](Button&) {
+        selected = 0;
+        options.set_selected_index(0);
+        autostart_app = "";
+    };
+
     // options
     i = 0;
     OptionsField::option_t o{"-none-", i};