Fix formatting / temporarily disable busy callback

src/WatchFace.cpp

@@ -31,6 +31,8 @@ void WatchFace::HandleButtonPress(uint64_t buttonMask)
       m_menu.Redraw(false);
 
       const std::vector<int> buttons = {MENU_BTN_PIN, UP_BTN_PIN, DOWN_BTN_PIN, BACK_BTN_PIN};
+      ClearBusyCallback();
+      
       while (m_inMenu) {
         for (int button : buttons) {
           if (digitalRead(button) == HIGH) {
@@ -57,6 +59,8 @@ void WatchFace::HandleButtonPress(uint64_t buttonMask)
           }
         }
       }
+
+      SetBusyCallback();
     }
   }
 }

src/Watchy.cpp

@@ -20,7 +20,7 @@ void Watchy::Init()
 
   m_display.epd2.selectSPI(SPI, SPISettings(20000000, MSBFIRST, SPI_MODE0));
   m_display.init(0, g_displayFullInit, 10, true);
-  m_display.epd2.setBusyCallback(DisplayBusyCallback);
+  SetBusyCallback();
 
   Setup();
 
@@ -141,3 +141,13 @@ void Watchy::ShowWatchFace(bool partialRefresh)
 {
   DrawWatchFace(partialRefresh);
 }
+
+void Watchy::ClearBusyCallback()
+{
+  m_display.epd2.setBusyCallback(nullptr);
+}
+
+void Watchy::SetBusyCallback()
+{
+  m_display.epd2.setBusyCallback(DisplayBusyCallback);
+}

src/Watchy.h

@@ -20,13 +20,16 @@ public:
   void DisconnectWiFi();
   void ShowWatchFace(bool partialRefresh = false);
   
+  void ClearBusyCallback();
+  void SetBusyCallback();
+
   // Called after hardware is setup
   virtual void Setup() = 0;
   virtual void HandleButtonPress(uint64_t buttonMask) = 0;
   virtual void DrawWatchFace(bool partialRefresh = false) = 0;
-  static void DisplayBusyCallback(const void *);
 
 protected:
+  static void DisplayBusyCallback(const void *);
 
   static WatchyDisplayBase m_displayBase;
   static WatchyDisplay m_display;