[apps] Dismiss the Exam mode before connecting the calculator.

Change-Id: If9754841aaa17c677a451387c8c7ec43926890da

apps/apps_container.cpp

@@ -14,7 +14,7 @@ AppsContainer::AppsContainer() :
   m_emptyBatteryWindow(),
   m_globalContext(),
   m_variableBoxController(&m_globalContext),
-  m_examPopUpController(),
+  m_examPopUpController(this),
   m_updateController(),
   m_ledTimer(LedTimer()),
   m_batteryTimer(BatteryTimer(this)),
@@ -90,8 +90,9 @@ bool AppsContainer::dispatchEvent(Ion::Events::Event event) {
     if (Ion::USB::isPlugged()) {
       if (GlobalPreferences::sharedGlobalPreferences()->examMode() == GlobalPreferences::ExamMode::Activate) {
         displayExamModePopUp(false);
+      } else {
+        Ion::USB::enable();
       }
-      Ion::USB::enable();
       Ion::Backlight::setBrightness(Ion::Backlight::MaxBrightness);
     } else {
       Ion::USB::disable();
@@ -208,6 +209,12 @@ void AppsContainer::redrawWindow() {
   m_window.redraw();
 }
 
+void AppsContainer::examDeactivatingPopUpIsDismissed() {
+  if (Ion::USB::isPlugged()) {
+    Ion::USB::enable();
+  }
+}
+
 Window * AppsContainer::window() {
   return &m_window;
 }

apps/apps_container.h

@@ -11,6 +11,7 @@
 #include "math_toolbox.h"
 #include "variable_box_controller.h"
 #include "exam_pop_up_controller.h"
+#include "exam_pop_up_controller_delegate.h"
 #include "led_timer.h"
 #include "battery_timer.h"
 #include "suspend_timer.h"
@@ -23,7 +24,7 @@
 
 #include <ion/events.h>
 
-class AppsContainer : public Container {
+class AppsContainer : public Container, ExamPopUpControllerDelegate {
 public:
   AppsContainer();
   static bool poincareCircuitBreaker();
@@ -47,6 +48,8 @@ public:
   void setShiftAlphaStatus(Ion::Events::ShiftAlphaStatus newStatus);
   OnBoarding::UpdateController * updatePopUpController();
   void redrawWindow();
+  // Exam pop-up controller delegate
+  void examDeactivatingPopUpIsDismissed() override;
 protected:
   Home::App::Snapshot * homeAppSnapshot() { return &m_homeSnapshot; }
 private:

apps/exam_pop_up_controller.cpp

@@ -4,17 +4,31 @@
 #include "global_preferences.h"
 #include <assert.h>
 
-ExamPopUpController::ExamPopUpController() :
+ExamPopUpController::ExamPopUpController(ExamPopUpControllerDelegate * delegate) :
   ViewController(nullptr),
   m_contentView(this),
-  m_isActivatingExamMode(false)
+  m_isActivatingExamMode(false),
+  m_delegate(delegate)
 {
 }
 
+void ExamPopUpController::setActivatingExamMode(bool activatingExamMode) {
+  if (m_isActivatingExamMode != activatingExamMode) {
+    m_isActivatingExamMode = activatingExamMode;
+    m_contentView.setMessages(activatingExamMode);
+  }
+}
+
 View * ExamPopUpController::view() {
   return &m_contentView;
 }
 
+void ExamPopUpController::viewDidDisappear() {
+  if (m_isActivatingExamMode == false) {
+    m_delegate->examDeactivatingPopUpIsDismissed();
+  }
+}
+
 void ExamPopUpController::didBecomeFirstResponder() {
   m_contentView.setSelectedButton(0, app());
 }
@@ -31,17 +45,6 @@ bool ExamPopUpController::handleEvent(Ion::Events::Event event) {
   return false;
 }
 
-void ExamPopUpController::setActivatingExamMode(bool activatingExamMode) {
-  if (m_isActivatingExamMode != activatingExamMode) {
-    m_isActivatingExamMode = activatingExamMode;
-    m_contentView.setMessages(activatingExamMode);
-  }
-}
-
-bool ExamPopUpController::isActivatingExamMode() {
-  return m_isActivatingExamMode;
-}
-
 ExamPopUpController::ContentView::ContentView(Responder * parentResponder) :
   m_cancelButton(parentResponder, I18n::Message::Cancel, Invocation([](void * context, void * sender) {
     ExamPopUpController * controller = (ExamPopUpController *)context;

apps/exam_pop_up_controller.h

@@ -2,15 +2,19 @@
 #define APPS_EXAM_POP_UP_CONTROLLER_H
 
 #include <escher.h>
+#include "exam_pop_up_controller_delegate.h"
 
 class ExamPopUpController : public ViewController {
 public:
-  ExamPopUpController();
+  ExamPopUpController(ExamPopUpControllerDelegate * delegate);
+  void setActivatingExamMode(bool activingExamMode);
+  bool isActivatingExamMode() const { return m_isActivatingExamMode; }
+  // View Controller
   View * view() override;
+  void viewDidDisappear() override;
+  // Responder
   void didBecomeFirstResponder() override;
   bool handleEvent(Ion::Events::Event event) override;
-  void setActivatingExamMode(bool activingExamMode);
-  bool isActivatingExamMode();
 private:
   class ContentView : public View {
   public:
@@ -36,6 +40,7 @@ private:
   };
   ContentView m_contentView;
   bool m_isActivatingExamMode;
+  ExamPopUpControllerDelegate * m_delegate;
 };
 
 #endif

apps/exam_pop_up_controller_delegate.h

@@ -0,0 +1,10 @@
+#ifndef APPS_EXAM_POP_UP_CONTROLLER_DELEGATE_H
+#define APPS_EXAM_POP_UP_CONTROLLER_DELEGATE_H
+
+class ExamPopUpControllerDelegate {
+public:
+  virtual void examDeactivatingPopUpIsDismissed() = 0;
+};
+
+#endif
+