Combine Date and Time Settings (#1465)

Replace separate SettingSetDate and SettingSetTime with a combined screenlist.
Add DotIndicators. Similar to PageIndicator, but for use when separating screens instead of pages of a list.

Co-authored-by: Riku Isokoski <riksu9000@gmail.com>

src/displayapp/widgets/DotIndicator.cpp

@@ -0,0 +1,28 @@
+#include "displayapp/widgets/DotIndicator.h"
+#include "displayapp/InfiniTimeTheme.h"
+
+using namespace Pinetime::Applications::Widgets;
+
+DotIndicator::DotIndicator(uint8_t nCurrentScreen, uint8_t nScreens) : nCurrentScreen {nCurrentScreen}, nScreens {nScreens} {
+}
+
+void DotIndicator::Create() {
+  lv_obj_t* dotIndicator[nScreens];
+  static constexpr uint8_t dotSize = 12;
+
+  lv_obj_t* container = lv_cont_create(lv_scr_act(), nullptr);
+  lv_cont_set_layout(container, LV_LAYOUT_COLUMN_LEFT);
+  lv_cont_set_fit(container, LV_FIT_TIGHT);
+  lv_obj_set_style_local_pad_inner(container, LV_CONT_PART_MAIN, LV_STATE_DEFAULT, dotSize);
+  lv_obj_set_style_local_bg_opa(container, LV_CONT_PART_MAIN, LV_STATE_DEFAULT, LV_OPA_TRANSP);
+
+  for (int i = 0; i < nScreens; i++) {
+    dotIndicator[i] = lv_obj_create(container, nullptr);
+    lv_obj_set_size(dotIndicator[i], dotSize, dotSize);
+    lv_obj_set_style_local_bg_color(dotIndicator[i], LV_BTN_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_GRAY);
+  }
+
+  lv_obj_set_style_local_bg_color(dotIndicator[nCurrentScreen], LV_BTN_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_WHITE);
+
+  lv_obj_align(container, nullptr, LV_ALIGN_IN_RIGHT_MID, 0, 0);
+}

src/displayapp/widgets/DotIndicator.h

@@ -0,0 +1,18 @@
+#pragma once
+#include <lvgl/lvgl.h>
+
+namespace Pinetime {
+  namespace Applications {
+    namespace Widgets {
+      class DotIndicator {
+      public:
+        DotIndicator(uint8_t nCurrentScreen, uint8_t nScreens);
+        void Create();
+
+      private:
+        uint8_t nCurrentScreen;
+        uint8_t nScreens;
+      };
+    }
+  }
+}