63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
#pragma once
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#include "WidgetConfig.hpp"
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#include "lvgl.h"
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#include <array>
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class WidgetManager {
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public:
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static WidgetManager& instance();
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// Initialize (load config from SD card)
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void init();
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// Build/rebuild all widgets from current config
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// Call this after loading or when user clicks "Save" in web editor
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void applyConfig();
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// Get current config for web editor (JSON)
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void getConfigJson(char* buf, size_t bufSize) const;
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// Update config from web editor (JSON) - does NOT apply immediately
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bool updateConfigFromJson(const char* json);
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// Save current config to SD card and apply to display
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void saveAndApply();
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// Reset to factory defaults
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void resetToDefaults();
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// KNX value update (called from KnxWorker)
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void onKnxValue(uint16_t groupAddr, float value);
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void onKnxSwitch(uint16_t groupAddr, bool value);
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void onKnxText(uint16_t groupAddr, const char* text);
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// Direct config access
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ScreenConfig& getConfig() { return config_; }
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const ScreenConfig& getConfig() const { return config_; }
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private:
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WidgetManager();
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~WidgetManager() = default;
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WidgetManager(const WidgetManager&) = delete;
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WidgetManager& operator=(const WidgetManager&) = delete;
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void loadFromSdCard();
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void saveToSdCard();
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void destroyAllWidgets();
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void createAllWidgets();
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lv_obj_t* createWidget(const WidgetConfig& cfg);
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void applyStyle(lv_obj_t* obj, const WidgetConfig& cfg);
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const lv_font_t* getFontBySize(uint8_t sizeIndex);
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void createDefaultConfig();
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static constexpr const char* CONFIG_FILE = "/sdcard/lvgl.json";
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ScreenConfig config_;
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// Runtime widget references (indexed by widget ID)
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std::array<lv_obj_t*, MAX_WIDGETS> widgetObjects_;
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lv_obj_t* screen_ = nullptr;
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};
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