Vibed the cleanup a bit

Desktop_Test/Desktop_Test.ino

@@ -2,68 +2,76 @@
 #include "desktop_hander.h"
 #include "input_manager.h"
 #include "tft_handler.h"
+#include "event_manager.h"
 #include "GLOBALS.h"
 
-WindowManager* wm;  // Globals
+WindowManager* wm;
 Desktop_Hander* dh;
 InputManager* im;
 TFT_Handler* th;
 
 DISPLAY_STATE* _display_state;
-CLICK_EVENT* _click_event;
 
-uint32_t totalHeap = ESP.getHeapSize();
+TaskHandle_t InputTask;
-uint32_t freeHeap = ESP.getFreeHeap();
-uint32_t usedHeap = totalHeap - freeHeap;
-float percentUsed = (float)usedHeap * 100.0 / totalHeap;
 
-TaskHandle_t Task1;
+void input_task(void* pvParameters) {
+  for(;;) {
+    im->update();
+    vTaskDelay(1);
+  }
+}
 
 void setup() {
   Serial.begin(115200);
   Serial.println("Initializing...");
 
+  // Create shared state
   _display_state = new DISPLAY_STATE();
   _display_state->update_display.store(false);
   
-  _click_event = new CLICK_EVENT();
+  // Create managers
-  _click_event->event = CLICK_EVENTS::NONE;
-  
   wm = new WindowManager();
   dh = new Desktop_Hander();
   im = new InputManager();
   th = new TFT_Handler();
 
+  // Initialize in order
   th->init(_display_state);
-  im->init(_display_state, th, _click_event);
-  dh->init(th);
-  wm->init(th);
   
-  delay(500);
+  // Initialize event manager (creates dispatcher task)
-  // Create InputManager thread
+  EventManager::getInstance().init();
+  
+  // Initialize components (they subscribe to events)
+  im->init(_display_state, th);
+  dh->init(th, _display_state);
+  wm->init(th, _display_state);
+
+  // Create input task on Core 0
   xTaskCreatePinnedToCore(
-                    task1,       /* Task function. */
+    input_task,
-                    "task1",     /* name of task. */
+    "input_task",
-                    10000,       /* Stack size of task */
+    4096,
-                    NULL,        /* parameter of the task */
+    NULL,
-                    1,           /* priority of the task */
+    1,
-                    &Task1,      /* Task handle to keep track of created task */
+    &InputTask,
-                    0);          /* pin task to core 0 */                  
+    0
-  delay(500);
+  );
 
+  delay(100);
+
+  // Create test windows
   Window win1 = {
     .id = 0,
     .x = 10,
     .y = 30,
     .width = 350,
     .height = 250,
-    .background_color = 0xbdf7,  // Blue
+    .background_color = 0xbdf7,
-    .foreground_color = COL_DARK_BLUE,   // White
+    .foreground_color = COL_DARK_BLUE,
     .focused = false,
-    .title = "Hello Worl!",
+    .title = "Hello World!",
     .window_actions = {},
   };
-
   wm->create_window(win1);
 
   Window win2 = {
@@ -72,30 +80,19 @@ void setup() {
     .y = 50,
     .width = 350,
     .height = 250,
-    .background_color = 0xbdf7,  // Blue
+    .background_color = 0xbdf7,
-    .foreground_color = COL_DARK_BLUE,   // White
+    .foreground_color = COL_DARK_BLUE,
     .focused = true,
-    .title = "lmao",
+    .title = "Second Window",
     .window_actions = {},
   };
-
   wm->create_window(win2);
+  
+  Serial.println("Initialization complete");
 }
 
 void loop() {
-  totalHeap = ESP.getHeapSize();
+  // Only handle rendering in main loop
-  freeHeap = ESP.getFreeHeap();
-  usedHeap = totalHeap - freeHeap;
-  percentUsed = (float)usedHeap * 100.0 / totalHeap;
-
-  int start = millis();
-
-  int id = wm->click_event(*_click_event);
-  if (id >= 0)
-    _display_state->update_display.store(true);
-
-  _click_event->event = CLICK_EVENTS::NONE;
-
   if (_display_state->update_display.load()) {
     dh->re_draw_desktop();
     wm->draw_all();
@@ -103,19 +100,5 @@ void loop() {
     _display_state->update_display.store(false);
   }
   
-  int stop = millis();
-  
-  //Serial.print("Total mem:  "); Serial.println(ESP.getHeapSize());
-  //Serial.print("Mem left:   "); Serial.println(ESP.getFreeHeap());
-  //Serial.print("Mem % used: "); Serial.println(percentUsed);
-  //Serial.println(stop - start);
-  
   delay(50);
 }
-
-void task1(void * pvParameters) {
-  for(;;) {
-    im->update();
-    vTaskDelay(1);
-  }
-}

Desktop_Test/GLOBALS.h

@@ -7,6 +7,11 @@ enum CLICK_EVENTS {
   RIGHT_CLICK = 2,
 };
 
+enum REDRAW_EVENT {
+  DESKTOP = 0,
+  WINDOWS = 1,
+};
+
 struct CLICK_EVENT {
   int x;
   int y;

Desktop_Test/desktop_hander.cpp

@@ -1,10 +1,15 @@
 #include "desktop_hander.h"
 #include "tft_handler.h"
 
-void Desktop_Hander::init(TFT_Handler* th) {
+void Desktop_Hander::init(TFT_Handler* th, DISPLAY_STATE* ds) {
   tft = th;
+  display_state = ds;
 
-  for (int i; i < 5; i++) {
+  // Subscribe to events
+  EventManager::getInstance().subscribe(this);
+
+  // Create desktop items
+  for (int i = 0; i < 5; i++) {
     Desktop_Item di = {
       .id = i,
       .place_x = i * 50 + 1,
@@ -34,7 +39,6 @@ void Desktop_Hander::draw_background(int color) {
 void Desktop_Hander::draw_task_bar(int color) {
   // bar
   tft->draw_box(0, 293, 480, 40, color);
-
   tft->draw_line(0, 294, 480, 294, 0xffff);
 
   // Outer shadow
@@ -50,10 +54,33 @@ void Desktop_Hander::draw_task_bar(int color) {
   tft->draw_box(6, 298, 50, 18, color);
 }
 
-void Desktop_Hander::draw_desktop_Item(Desktop_Item desktop_item) {
+void Desktop_Hander::draw_desktop_Item(const Desktop_Item& desktop_item) {
-  tft->draw_box(desktop_item.place_x, desktop_item.place_y, desktop_item.icon_size_x, desktop_item.icon_size_y, 0x4648);
+  tft->draw_box(desktop_item.place_x, desktop_item.place_y, 
+                desktop_item.icon_size_x, desktop_item.icon_size_y, 0x4648);
 }
 
-int Desktop_Hander::click_event(CLICK_EVENT event) {
+void Desktop_Hander::on_click_event(const CLICK_EVENT& event) {
-  return 0;
+  if (event.event != CLICK_EVENTS::LEFT_CLICK) {
+    return;
+  }
+  
+  handle_desktop_click(event);
+}
+
+void Desktop_Hander::handle_desktop_click(const CLICK_EVENT& event) {
+  // Check if click is on desktop (not on taskbar or windows)
+  // This is where you'd check if an icon was clicked
+  for (const auto& item : items) {
+    if (event.x >= item.place_x && 
+        event.x <= (item.place_x + item.icon_size_x) &&
+        event.y >= item.place_y && 
+        event.y <= (item.place_y + item.icon_size_y)) {
+      
+      Serial.print("Desktop item clicked: ");
+      Serial.println(item.id);
+      
+      // TODO: Handle icon click (open window, etc.)
+      break;
+    }
+  }
 }

Desktop_Test/desktop_hander.h

@@ -1,19 +1,25 @@
 #pragma once
 #include "desktop.h"
 #include "tft_handler.h"
+#include "event_manager.h"
 #include <vector>
 #include "GLOBALS.h"
 
-class Desktop_Hander {
+class Desktop_Hander : public IEventListener {
 private:
   TFT_Handler* tft;
+  DISPLAY_STATE* display_state;
   std::vector<Desktop_Item> items;
   
+  void handle_desktop_click(const CLICK_EVENT& event);
+  
 public:
-  void init(TFT_Handler* th);
+  void init(TFT_Handler* th, DISPLAY_STATE* ds);
   void re_draw_desktop();
   void draw_background(int color);
   void draw_task_bar(int color);
-  void draw_desktop_Item(Desktop_Item desktop_item);
+  void draw_desktop_Item(const Desktop_Item& desktop_item);
-  int click_event(CLICK_EVENT event);
+  
+  // IEventListener interface
+  void on_click_event(const CLICK_EVENT& event) override;
 };

Desktop_Test/event_manager.cpp

@@ -0,0 +1,43 @@
+#include "event_manager.h"
+
+void EventManager::init() {
+  xTaskCreatePinnedToCore(
+    dispatch_task,
+    "event_dispatch",
+    4096,
+    this,
+    2,  // Higher priority than input
+    &_dispatcher_task,
+    0
+  );
+}
+
+void EventManager::publish(const CLICK_EVENT& event) {
+  xQueueSend(_event_queue, &event, 0);
+}
+
+void EventManager::subscribe(IEventListener* listener) {
+  _listeners.push_back(listener);
+}
+
+void EventManager::unsubscribe(IEventListener* listener) {
+  auto it = std::find(_listeners.begin(), _listeners.end(), listener);
+  if (it != _listeners.end()) {
+    _listeners.erase(it);
+  }
+}
+
+void EventManager::dispatch_task(void* pvParameters) {
+  EventManager* self = static_cast<EventManager*>(pvParameters);
+  CLICK_EVENT event;
+  
+  for (;;) {
+    if (xQueueReceive(self->_event_queue, &event, portMAX_DELAY)) {
+      // Dispatch to all listeners
+      for (auto* listener : self->_listeners) {
+        listener->on_click_event(event);
+      }
+    }
+    vTaskDelay(1);
+  }
+}

Desktop_Test/event_manager.h

@@ -0,0 +1,43 @@
+#pragma once
+
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/queue.h"
+#include "GLOBALS.h"
+#include <functional>
+#include <algorithm>
+#include <vector>
+
+// Forward declare to avoid circular dependency
+class IEventListener {
+public:
+  virtual void on_click_event(const CLICK_EVENT& event) = 0;
+  virtual ~IEventListener() = default;
+};
+
+class EventManager {
+private:
+  QueueHandle_t _event_queue;
+  std::vector<IEventListener*> _listeners;
+  TaskHandle_t _dispatcher_task;
+  
+  EventManager() {
+    _event_queue = xQueueCreate(10, sizeof(CLICK_EVENT));
+  }
+  
+  EventManager(const EventManager&) = delete;
+  EventManager& operator=(const EventManager&) = delete;
+
+  static void dispatch_task(void* pvParameters);
+
+public:
+  static EventManager& getInstance() {
+    static EventManager instance;
+    return instance;
+  }
+  
+  void init();
+  void publish(const CLICK_EVENT& event);
+  void subscribe(IEventListener* listener);
+  void unsubscribe(IEventListener* listener);
+};

Desktop_Test/input_manager.cpp

@@ -1,11 +1,11 @@
+#include "event_manager.h"
 #include "GLOBALS.h"
 #include "tft_handler.h"
 #include "HardwareSerial.h"
 #include "input_manager.h"
 
-void InputManager::init(DISPLAY_STATE* display_state, TFT_Handler* tf, CLICK_EVENT* event) {
+void InputManager::init(DISPLAY_STATE* display_state, TFT_Handler* tf) {
   _display_state = display_state;
-  _event = event;
   _tf = tf;
 
   mi = {
@@ -25,19 +25,15 @@ void InputManager::update() {
   for (int i = 0; i < NUM_BUTTONS; i++) {
     int reading = digitalRead(BUTTON_PINS[i]);
     
-    // Check if button state changed
     if (reading != lastButtonState[i]) {
       lastDebounceTime[i] = millis();
     }
     
-    // Only register change after debounce delay
     if ((millis() - lastDebounceTime[i]) > DEBOUNCE_DELAY) {
       if (reading != buttonState[i]) {
         buttonState[i] = reading;
         
-        // Button was pressed (went from HIGH to LOW)
         if (buttonState[i] == LOW) {
-          // Add your button handling code here
           handle_button_press(i);
         }
       }
@@ -48,42 +44,55 @@ void InputManager::update() {
 }
 
 void InputManager::handle_button_press(int buttonIndex) {
-  // Add your custom logic here for each button
+  bool needs_redraw = false;
+  
   switch(buttonIndex) {
-    case 0:
+    case 0:  // Right
-      if (mi.x > 480)
+      mi.x = (mi.x + 5 > 476) ? 476 : mi.x + 5;
-        mi.x = 479;
+      needs_redraw = true;
-      else
-        mi.x += 5;
       break;
-    case 1:
+      
-      if (mi.y > 320)
+    case 1:  // Down
-        mi.y = 319;
+      mi.y = (mi.y + 5 > 316) ? 316 : mi.y + 5;
-      else
+      needs_redraw = true;
-        mi.y += 5;
       break;
-    case 2:
+      
-      if (mi.y < 0)
+    case 2:  // Up
-        mi.y = 1;
+      mi.y = (mi.y - 5 < 0) ? 0 : mi.y - 5;
-      else
+      needs_redraw = true;
-        mi.y -= 5;
       break;
-    case 3:
+      
-      if (mi.x < 0)
+    case 3:  // Left
-        mi.x = 1;
+      mi.x = (mi.x - 5 < 0) ? 0 : mi.x - 5;
-      else
+      needs_redraw = true;
-        mi.x -= 5;
       break;
-    case 4:
+      
-      _event->event = CLICK_EVENTS::LEFT_CLICK;
+    case 4:  // Click
-      _event->x = mi.x;
+      {
-      _event->y = mi.y;
+        CLICK_EVENT event = {
+          .x = mi.x,
+          .y = mi.y,
+          .event = CLICK_EVENTS::LEFT_CLICK
+        };
+        EventManager::getInstance().publish(event);
+      }
       break;
-    case 5:
+      
+    case 5:  // Right click
+      {
+        CLICK_EVENT event = {
+          .x = mi.x,
+          .y = mi.y,
+          .event = CLICK_EVENTS::RIGHT_CLICK
+        };
+        EventManager::getInstance().publish(event);
+      }
       break;
   }
   
+  if (needs_redraw) {
     _display_state->update_display.store(true);
+  }
 }
 
 void InputManager::draw_button() {

Desktop_Test/input_manager.h

@@ -1,5 +1,6 @@
 #pragma once
 #include "tft_handler.h"
+#include "event_manager.h"
 #include "GLOBALS.h"
 #include "icons.h"
 #include <Arduino.h>
@@ -14,7 +15,6 @@ private:
   int buttonState[NUM_BUTTONS] = {HIGH, HIGH, HIGH, HIGH, HIGH, HIGH};
 
   DISPLAY_STATE* _display_state;
-  CLICK_EVENT* _event;
   TFT_Handler* _tf;
   Mouse_Icon mi;
 
@@ -22,7 +22,7 @@ private:
   bool are_buttons_pressed(int btn1, int btn2);
 
 public:
-  void init(DISPLAY_STATE* display_state, TFT_Handler* tf, CLICK_EVENT* event);
+  void init(DISPLAY_STATE* display_state, TFT_Handler* tf);
   void update();
   void draw_button();
 };

Desktop_Test/tft_handler.cpp

@@ -8,22 +8,22 @@ void TFT_Handler::init(DISPLAY_STATE* display_state) {
   tft.fillScreen(0x0000);
 }
 
-void TFT_Handler::draw_box(int x, int y, int size_x, int size_y, int color) {
+void TFT_Handler::start_draw() {
   tft.startWrite();
+}
 
-  tft.setRotation(3);
+void TFT_Handler::end_draw() {
-  tft.fillRect(x, y, size_x, size_y, color);
-
   tft.endWrite();
 }
 
-void TFT_Handler::draw_rect(int x, int y, int size_x, int size_y, int thickness, int color) {
+void TFT_Handler::draw_box(int x, int y, int size_x, int size_y, int color) {
-  tft.startWrite();
+  tft.setRotation(3);
+  tft.fillRect(x, y, size_x, size_y, color);
+}
 
+void TFT_Handler::draw_rect(int x, int y, int size_x, int size_y, int thickness, int color) {
   tft.setRotation(3);
   tft.drawRect(x, y, size_x, size_y, color);
-  
-  tft.endWrite();
 }
 
 void TFT_Handler::draw_line(int x1, int y1, int x2, int y2, int color) {
@@ -31,19 +31,15 @@ void TFT_Handler::draw_line(int x1, int y1, int x2, int y2, int color) {
 }
 
 void TFT_Handler::draw_text(int x, int y, std::string str) {
-  tft.startWrite();
-
   tft.setTextColor(TFT_WHITE);
   tft.setTextSize(2);
   tft.drawString(str.c_str(), x, y);
-
-  tft.endWrite();
 }
 
 void TFT_Handler::fill_screen(int color) {
-  tft.startWrite();
-
   tft.fillScreen(color);
-
+}
-  tft.endWrite();
+
+void TFT_Handler::draw_box_sprite(int x, int y, int size_x, int size_y, int color) {
+  
 }

Desktop_Test/tft_handler.h

@@ -55,9 +55,15 @@ public:
     DISPLAY_STATE* _display_state;
 
     void init(DISPLAY_STATE* display_state);
+
+    void start_draw();
+    void end_draw();
+
     void draw_box(int x, int y, int size_x, int size_y, int color);
     void draw_rect(int x, int y, int size_x, int size_y, int thickness, int color);
     void draw_line(int x1, int y1, int x2, int y2, int color);
     void draw_text(int x, int y, std::string str);
     void fill_screen(int color);
+
+    void draw_box_sprite(int x, int y, int size_x, int size_y, int color);
 };

Desktop_Test/window_manager.cpp

@@ -1,36 +1,39 @@
-#include "HardwareSerial.h"
-#include "GLOBALS.h"
 #include "window_manager.h"
 #include <algorithm>
 
-void WindowManager::init(TFT_Handler* th) {
+void WindowManager::init(TFT_Handler* th, DISPLAY_STATE* ds) {
   tft = th;
+  display_state = ds;
+  
+  // Subscribe to events
+  EventManager::getInstance().subscribe(this);
 }
 
 void WindowManager::create_window(Window window) {
   windows.push_back(window);
-  draw_window(window);
+  display_state->update_display.store(true);
 }
 
 void WindowManager::close_window(int window_id) {
   for (auto it = windows.begin(); it != windows.end(); ++it) {
     if (it->id == window_id) {
       windows.erase(it);
+      display_state->update_display.store(true);
       break;
     }
   }
-  draw_all();
 }
 
 void WindowManager::draw_all() {
+  tft->start_draw();
   for (const auto& win : windows) {
     draw_window(win);
   }
+  tft->end_draw();
 }
 
-void WindowManager::draw_window(Window window) {
+void WindowManager::draw_window(const Window& window) {
   // Outer shadow
-  //tft->draw_box(window.x, window.y, window.width + 2, window.height + 2, 0x0000);
   tft->draw_rect(window.x, window.y, window.width + 2, window.height + 2, 1, 0x0000);
 
   // Inner shadow
@@ -55,45 +58,49 @@ void WindowManager::draw_window(Window window) {
   tft->draw_text(window.x + 6 + 65, window.y + 10, window.title.c_str());
 
   // Window content
-  tft->draw_box(window.x + 3, window.y + 30 + 5, window.width - 6, window.height - 7 - 30, COL_WHITE);
+  tft->draw_box(window.x + 3, window.y + 35, window.width - 6, window.height - 38, COL_WHITE);
 }
 
-int WindowManager::click_event(CLICK_EVENT event) {
+void WindowManager::on_click_event(const CLICK_EVENT& event) {
-  int id = -1;
+  if (event.event != CLICK_EVENTS::LEFT_CLICK) {
-  
+    return;
-  if (event.event == CLICK_EVENTS::NONE) {
-    return -1;
   }
   
+  int clicked_id = handle_window_click(event);
+  
+  if (clicked_id >= 0) {
+    display_state->update_display.store(true);
+  }
+}
+
+int WindowManager::handle_window_click(const CLICK_EVENT& event) {
   // Iterate BACKWARDS - last window is on top
   for (int i = windows.size() - 1; i >= 0; i--) {
     Window& window = windows[i];
     
-    if (event.event != CLICK_EVENTS::LEFT_CLICK)
+    // Check if click is within window bounds
-      continue;
+    if (event.x >= window.x && event.x <= (window.x + window.width) &&
+        event.y >= window.y && event.y <= (window.y + window.height)) {
       
-    if (event.x >= window.x && event.x <= (window.x + window.width)) {
+      if (window.focused) {
-      
+        return -1;
-      if (event.y >= window.y && event.y <= (window.y + window.height)) {
+      }
-        
-        if (window.focused)
-          break;
       
       // Unfocus all windows
-        for (size_t j = 0; j < windows.size(); j++) {
+      for (auto& win : windows) {
-          windows[j].focused = false;
+        win.focused = false;
       }
       
       // Focus this window
       window.focused = true;
-        id = window.id;
       
       // Move window to end (top of z-order)
       auto it = windows.begin() + i;
       std::rotate(it, it + 1, windows.end());
-      }
+      
+      return window.id;
     }
   }
   
-  return id;
+  return -1;
 }

Desktop_Test/window_manager.h

@@ -2,6 +2,7 @@
 
 #include "window.h"
 #include "tft_handler.h"
+#include "event_manager.h"
 #include <vector>
 #include "GLOBALS.h"
 
@@ -12,16 +13,21 @@
 #define COL_DARK_BLUE 0x0014
 #define COL_RED 0xf800
 
-class WindowManager {
+class WindowManager : public IEventListener {
 private:
-  TFT_Handler* tft;  // Pointer to shared TFT handler
+  TFT_Handler* tft;
-  std::vector<Window> windows;  // Track all windows
+  DISPLAY_STATE* display_state;
+  std::vector<Window> windows;
+
+  int handle_window_click(const CLICK_EVENT& event);
 
 public:
-  void init(TFT_Handler* th);
+  void init(TFT_Handler* th, DISPLAY_STATE* ds);
   void create_window(Window window);
   void close_window(int window_id);
-  void draw_all();  // Redraw all windows
+  void draw_all();
-  void draw_window(Window window);
+  void draw_window(const Window& window);
-  int click_event(CLICK_EVENT event);
+  
+  // IEventListener interface
+  void on_click_event(const CLICK_EVENT& event) override;
 };