Address review comments

src/displayapp/DisplayApp.cpp

@@ -278,6 +278,12 @@ void DisplayApp::Refresh() {
       case Messages::Clock:
         LoadApp(Apps::Clock, DisplayApp::FullRefreshDirections::None);
         break;
+      case Messages::ShowIgnoreTouchPopup:
+        popupMessage.SetHidden(false);
+        break;
+      case Messages::HideIgnoreTouchPopup:
+        popupMessage.SetHidden(true);
+        break;
     }
   }
 
@@ -540,15 +546,3 @@ void DisplayApp::ApplyBrightness() {
   }
   brightnessController.Set(brightness);
 }
-
-Apps DisplayApp::GetCurrentApp() {
-  return currentApp;
-}
-
-void DisplayApp::HideIgnoreTouchPopup(bool hidden) {
-  popupMessage.SetHidden(hidden);
-}
-
-bool DisplayApp::IsIgnoreTouchPopupHidden() {
-  return popupMessage.IsHidden();
-}

src/displayapp/DisplayApp.h

@@ -74,11 +74,6 @@ namespace Pinetime {
 
       void Register(Pinetime::System::SystemTask* systemTask);
 
-      void HideIgnoreTouchPopup(bool hidden);
-      bool IsIgnoreTouchPopupHidden();
-
-      Apps GetCurrentApp();
-
     private:
       Pinetime::Drivers::St7789& lcd;
       Pinetime::Components::LittleVgl& lvgl;

src/displayapp/Messages.h

@@ -22,7 +22,9 @@ namespace Pinetime {
         ShowPairingKey,
         AlarmTriggered,
         Clock,
-        BleRadioEnableToggle
+        BleRadioEnableToggle,
+        ShowIgnoreTouchPopup,
+        HideIgnoreTouchPopup
       };
     }
   }

src/displayapp/screens/settings/SettingWakeUp.cpp

@@ -82,8 +82,6 @@ SettingWakeUp::SettingWakeUp(Pinetime::Applications::DisplayApp* app, Pinetime::
     lv_checkbox_set_checked(cbOption[optionsTotal], true);
   }
   optionsTotal++;
-
-
 }
 
 SettingWakeUp::~SettingWakeUp() {

src/displayapp/widgets/PopupMessage.cpp

@@ -3,10 +3,7 @@
 
 using namespace Pinetime::Applications::Widgets;
 
-PopupMessage::PopupMessage(const char* msg)
-  : message {msg},
-    isHidden {true},
-    btnPopup {nullptr} {
+PopupMessage::PopupMessage(const char* msg) : message {msg} {
 }
 
 void PopupMessage::Create() {

src/displayapp/widgets/PopupMessage.h

@@ -6,15 +6,16 @@ namespace Pinetime {
     namespace Widgets {
       class PopupMessage {
       public:
+        // The caller owns the message string, it is not copied.
         PopupMessage(const char* msg);
         void Create();
         void SetHidden(bool hidden);
         bool IsHidden();
 
       private:
         const char* message;
-        lv_obj_t* btnPopup;
-        bool isHidden;
+        lv_obj_t* btnPopup = nullptr;
+        bool isHidden = true;
       };
     }
   }

src/systemtask/SystemTask.cpp

@@ -102,9 +102,7 @@ SystemTask::SystemTask(Drivers::SpiMaster& spi,
                      spiNorFlash,
                      heartRateController,
                      motionController,
-                     fs),
-    wokenBy {WokenBy::Other},
-    ignoreNextTouchEvent {false} {
+                     fs) {
 }
 
 void SystemTask::Start() {
@@ -267,7 +265,8 @@ void SystemTask::Work() {
           break;
         }
         case Messages::GoToSleep:
-          displayApp.HideIgnoreTouchPopup(true);
+          ignoreTouchPopupHidden = true;
+          displayApp.PushMessage(Pinetime::Applications::Display::Messages::HideIgnoreTouchPopup);
           if (doNotGoToSleep) {
             break;
           }
@@ -362,14 +361,16 @@ void SystemTask::Work() {
             // if we get to here TouchEvents is allowed and the "ButtonUnlocks" requirement can be overridden
             wokenBy = WokenBy::Other;
           } else {
-            displayApp.HideIgnoreTouchPopup(false);
+            ignoreTouchPopupHidden = false;
+            displayApp.PushMessage(Pinetime::Applications::Display::Messages::ShowIgnoreTouchPopup);
           }
           break;
         case Messages::HandleButtonEvent: {
           // if the IgnoreTouchPopup is active the first button event unlocks the device
-          if (!displayApp.IsIgnoreTouchPopupHidden()) {
+          if (!ignoreTouchPopupHidden) {
             wokenBy = WokenBy::Button;
-            displayApp.HideIgnoreTouchPopup(true);
+            ignoreTouchPopupHidden = true;
+            displayApp.PushMessage(Pinetime::Applications::Display::Messages::HideIgnoreTouchPopup);
             break;
           }
           Controllers::ButtonActions action;

src/systemtask/SystemTask.h

@@ -133,7 +133,8 @@ namespace Pinetime {
       Pinetime::Controllers::NimbleController nimbleController;
 
       WokenBy wokenBy;
-      bool ignoreNextTouchEvent;
+      bool ignoreNextTouchEvent = false;
+      bool ignoreTouchPopupHidden = true;
 
       static void Process(void* instance);
       void Work();