Method onShow

Tactility/Source/app/display/Display.cpp:140–316

public:

    void onShow(AppContext& app, lv_obj_t* parent) override {
        displaySettings = settings::display::loadOrGetDefault();
        auto ui_density = lvgl_get_ui_density();

        lv_obj_set_flex_flow(parent, LV_FLEX_FLOW_COLUMN);
        lv_obj_set_style_pad_row(parent, 0, LV_STATE_DEFAULT);

        auto hal_display = getHalDisplay();
        assert(hal_display != nullptr);

        lvgl::toolbar_create(parent, app);

        auto* main_wrapper = lv_obj_create(parent);
        lv_obj_set_flex_flow(main_wrapper, LV_FLEX_FLOW_COLUMN);
        lv_obj_set_width(main_wrapper, LV_PCT(100));
        lv_obj_set_flex_grow(main_wrapper, 1);

        // Backlight slider

        if (hal_display->supportsBacklightDuty()) {
            auto* brightness_wrapper = lv_obj_create(main_wrapper);
            lv_obj_set_size(brightness_wrapper, LV_PCT(100), LV_SIZE_CONTENT);
            lv_obj_set_style_pad_hor(brightness_wrapper, 0, LV_STATE_DEFAULT);
            lv_obj_set_style_border_width(brightness_wrapper, 0, LV_STATE_DEFAULT);
            if (ui_density != LVGL_UI_DENSITY_COMPACT) {
                lv_obj_set_style_pad_ver(brightness_wrapper, 4, LV_STATE_DEFAULT);
            }

            auto* brightness_label = lv_label_create(brightness_wrapper);
            lv_label_set_text(brightness_label, "Brightness");
            lv_obj_align(brightness_label, LV_ALIGN_LEFT_MID, 0, 0);

            auto* brightness_slider = lv_slider_create(brightness_wrapper);
            lv_obj_set_width(brightness_slider, LV_PCT(50));
            lv_obj_align(brightness_slider, LV_ALIGN_RIGHT_MID, 0, 0);
            lv_slider_set_range(brightness_slider, 0, 255);
            lv_obj_add_event_cb(brightness_slider, onBacklightSliderEvent, LV_EVENT_VALUE_CHANGED, this);

            lv_slider_set_value(brightness_slider, displaySettings.backlightDuty, LV_ANIM_OFF);
        }

        // Gamma slider

        if (hal_display->getGammaCurveCount() > 0) {
            auto* gamma_wrapper = lv_obj_create(main_wrapper);
            lv_obj_set_size(gamma_wrapper, LV_PCT(100), LV_SIZE_CONTENT);
            lv_obj_set_style_pad_hor(gamma_wrapper, 0, LV_STATE_DEFAULT);
            lv_obj_set_style_border_width(gamma_wrapper, 0, LV_STATE_DEFAULT);
            if (ui_density != LVGL_UI_DENSITY_COMPACT) {
                lv_obj_set_style_pad_ver(gamma_wrapper, 4, LV_STATE_DEFAULT);
            }

            auto* gamma_label = lv_label_create(gamma_wrapper);
            lv_label_set_text(gamma_label, "Gamma");
            lv_obj_align(gamma_label, LV_ALIGN_LEFT_MID, 0, 0);
            lv_obj_set_y(gamma_label, 0);

            auto* gamma_slider = lv_slider_create(gamma_wrapper);