e467951b8c
- Added MainUI class for displaying voice state, status icon, and buttons. - Introduced MainUIHandler to manage UI interactions and bridge communication. - Created SettingsUI for displaying QR code and configuration instructions. - Implemented SettingsUIHandler to manage settings and web server interactions. - Developed WebHandler for handling HTTP requests for settings configuration. - Updated AppRegistry to initialize with the new Discord app descriptor. - Enhanced InteractionHandler to support keyboard interactions across app switches. - Updated UIHandler to manage app switching and rendering of app icons. - Enabled QR code support in LVGL configuration.
119 lines
3.2 KiB
C++
119 lines
3.2 KiB
C++
#pragma once
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#include "esp_err.h"
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#include "ui/apps/app.h"
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#include "ui/events.h"
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#include "ui/root_layout.h"
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#include "ui/interaction_handler.h"
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#include "lvgl.h"
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#include <memory>
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/**
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* @brief UI Handler - manages app lifecycle and rendering
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*
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* The UIHandler manages:
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* - Creation and destruction of UI apps
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* - Switching between apps
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* - Main screen layout (header, app container, navigation bar)
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* - System event routing to active app
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* - Displaying special screens (shutdown, etc.)
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*/
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class UIHandler {
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public:
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UIHandler() = default;
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~UIHandler();
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/**
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* @brief Initialize the UI system with default layout
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*
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* Creates the main screen with:
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* - Header area (top)
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* - App container (middle)
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* - Navigation bar (bottom)
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*
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* And display the main screen.
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*
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* And initializes the InteractionHandler, callbacks, etc.
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*
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* @return ESP_OK on success, error code otherwise
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*/
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esp_err_t init(void);
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/**
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* @brief Deinitialize the UI system
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*
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* Cleans up the current app and destroys the main screen.
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*
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* @return ESP_OK on success, error code otherwise
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*/
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esp_err_t deinit(void);
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/**
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* @brief Switch to a new app by its descriptor
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*
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* Deinitializes the current app (if any), initializes the new app,
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* and updates the display. The descriptor must remain valid in the
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* AppRegistry for the lifetime of the app.
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*
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* @param app_descriptor Pointer to the app descriptor (managed by AppRegistry)
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* @return ESP_OK on success, error code otherwise
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*/
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esp_err_t switch_app(AppDescriptor* app_descriptor);
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/**
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* @brief Display shutdown screen
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*
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* Shows a shutdown screen with a message. Typically called
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* before the system enters deep sleep or powers off.
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*
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* @param message Optional message to display (e.g., "Shutting down...")
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* @return ESP_OK on success, error code otherwise
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*/
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esp_err_t show_shutdown_screen(const std::string& message = "");
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/**
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* @brief Get the main screen object
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*
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* @return lv_obj_t* pointer to the main screen
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*/
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lv_obj_t* get_main_screen(void) const {
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return main_screen_;
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}
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esp_err_t update_header_title(const std::string& title);
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/**
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* @brief Return to main screen (deinit app and show app icons)
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*
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* Deinitializes the active app and displays the app icons
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* in the navigation bar, returning to the home screen.
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*
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* @return ESP_OK on success, error code otherwise
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*/
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esp_err_t return_to_main_screen(void);
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private:
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// Handle back button press, route to active app if any
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void on_back_button_pressed_(void);
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// Helper to create the main screen layout
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esp_err_t create_main_screen_(lv_obj_t* parent);
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// Helper to destroy the main screen layout
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esp_err_t destroy_main_screen_(void);
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// delete copy constructor and assignment operator
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// to prevent copying of the UIHandler instance
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UIHandler(const UIHandler&) = delete;
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UIHandler& operator=(const UIHandler&) = delete;
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InteractionHandler interaction_handler_; ///< Manages user interactions
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lv_obj_t* main_screen_ = nullptr; ///< Root screen
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RootLayout root_layout_; ///< Main screen layout manager
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AppDescriptor* active_descriptor_ = nullptr; ///< Currently active app descriptor (managed by AppRegistry)
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};
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