Change screens if both left and right are pressed

Core/Inc/main.h

@@ -47,6 +47,8 @@ extern TX_EVENT_FLAGS_GROUP gui_update_events;
 extern FDCAN_HandleTypeDef hfdcan1;
 
 #define GUI_UPDATE_VEHICLE_STATE (1 << 0)
+#define GUI_UPDATE_NEXT_SCREEN (1 << 1)
+#define GUI_UPDATE_ALL (GUI_UPDATE_VEHICLE_STATE | GUI_UPDATE_NEXT_SCREEN)
 /* USER CODE END EC */
 
 /* Exported macro ------------------------------------------------------------*/

Core/Inc/ui.h

@@ -12,7 +12,7 @@ extern "C" {
 #define BUTTON_MIN_INTERVAL 50 // ms
 #define ENC_MAX_PHASE 50       // ms
 
-typedef enum { UMK_BTN_RELEASED, UMK_ENC_CW, UMK_ENC_CCW } ButtonMessageKind;
+typedef enum { UMK_BTN_PRESSED, UMK_ENC_CW, UMK_ENC_CCW } ButtonMessageKind;
 
 typedef struct {
   ButtonMessageKind kind;

Core/Src/STWButtonController.cpp

@@ -10,7 +10,7 @@ bool STWButtonController::sample(uint8_t &key) {
   ButtonMessage msg;
   if (tx_queue_receive(&gui_button_queue, &msg, TX_NO_WAIT) == TX_SUCCESS) {
     switch (msg.kind) {
-    case UMK_BTN_RELEASED:
+    case UMK_BTN_PRESSED:
       key = KEY_BTN1 + msg.number;
       break;
     case UMK_ENC_CW: {

Core/Src/ui.c

@@ -20,6 +20,7 @@ void ui_thread_entry(ULONG _) {
   uint32_t button_press_times[NUM_BUTTONS] = {HAL_GetTick()};
 
   while (1) {
+    int press_event = -1;
     for (int i = 0; i < NUM_BUTTONS; i++) {
       GPIO_PinState state = HAL_GPIO_ReadPin(button_ports[i], button_pins[i]);
       if (state != button_states[i]) {
@@ -27,13 +28,18 @@ void ui_thread_entry(ULONG _) {
         if (state == GPIO_PIN_SET &&
             now - button_press_times[i] >= BUTTON_MIN_INTERVAL) {
           // Button press event!
+          press_event = i;
           button_press_times[i] = now;
-          ButtonMessage msg = {.kind = UMK_BTN_RELEASED, .number = i};
+          ButtonMessage msg = {.kind = UMK_BTN_PRESSED, .number = i};
           tx_queue_send(&gui_button_queue, &msg, TX_NO_WAIT);
         }
         button_states[i] = state;
       }
     }
+    if ((press_event == 1 || press_event == 2) && button_states[1] &&
+        button_states[2]) {
+      tx_event_flags_set(&gui_update_events, GUI_UPDATE_NEXT_SCREEN, TX_OR);
+    }
     vehicle_broadcast_buttons(button_states);
     // Release so other threads can get scheduled
     tx_thread_sleep(1);

TouchGFX/gui/include/gui/debugview_screen/DebugViewPresenter.hpp

@@ -27,7 +27,8 @@ public:
 
   virtual ~DebugViewPresenter(){};
 
-  virtual void vehicleStateUpdated() override;
+  void vehicleStateUpdated() override;
+  void nextScreen() override;
 
 private:
   DebugViewPresenter();

TouchGFX/gui/include/gui/driverview_screen/DriverViewPresenter.hpp

@@ -30,6 +30,7 @@ public:
   virtual ~DriverViewPresenter(){};
 
   void vehicleStateUpdated() override;
+  void nextScreen() override;
 
   void setFieldType(size_t i, DataFieldType type);
 

TouchGFX/gui/include/gui/model/ModelListener.hpp

@@ -14,6 +14,7 @@ public:
   void bind(Model *m) { model = m; }
 
   virtual void vehicleStateUpdated(){};
+  virtual void nextScreen(){};
 
 protected:
   Model *model;

TouchGFX/gui/include/gui/vehicleconfig_screen/VehicleConfigPresenter.hpp

@@ -8,25 +8,28 @@ using namespace touchgfx;
 
 class VehicleConfigView;
 
-class VehicleConfigPresenter : public touchgfx::Presenter, public ModelListener
-{
+class VehicleConfigPresenter : public touchgfx::Presenter,
+                               public ModelListener {
 public:
   VehicleConfigPresenter(VehicleConfigView &v);
 
   /**
-     * The activate function is called automatically when this screen is "switched in"
-     * (ie. made active). Initialization logic can be placed here.
+   * The activate function is called automatically when this screen is "switched
+   * in" (ie. made active). Initialization logic can be placed here.
    */
   virtual void activate();
 
   /**
-     * The deactivate function is called automatically when this screen is "switched out"
-     * (ie. made inactive). Teardown functionality can be placed here.
+   * The deactivate function is called automatically when this screen is
+   * "switched out" (ie. made inactive). Teardown functionality can be placed
+   * here.
    */
   virtual void deactivate();
 
   virtual ~VehicleConfigPresenter(){};
 
+  void nextScreen() override;
+
 private:
   VehicleConfigPresenter();
 

TouchGFX/gui/src/debugview_screen/DebugViewPresenter.cpp

@@ -1,7 +1,6 @@
 #include <gui/debugview_screen/DebugViewPresenter.hpp>
 #include <gui/debugview_screen/DebugViewView.hpp>
 
-
 DebugViewPresenter::DebugViewPresenter(DebugViewView &v) : view(v) {}
 
 void DebugViewPresenter::activate() {}
@@ -9,3 +8,8 @@ void DebugViewPresenter::activate() {}
 void DebugViewPresenter::deactivate() {}
 
 void DebugViewPresenter::vehicleStateUpdated() { view.updateFieldValues(); }
+
+void DebugViewPresenter::nextScreen() {
+  static_cast<FrontendApplication *>(Application::getInstance())
+      ->gotoDriverViewScreenNoTransition();
+}

TouchGFX/gui/src/driverview_screen/DriverViewPresenter.cpp

@@ -32,6 +32,11 @@ void DriverViewPresenter::vehicleStateUpdated() {
   view.updateFieldValues();
 }
 
+void DriverViewPresenter::nextScreen() {
+  static_cast<FrontendApplication *>(Application::getInstance())
+      ->gotoVehicleConfigScreenNoTransition();
+}
+
 void DriverViewPresenter::setFieldType(size_t i, DataFieldType type) {
   fields[i] = type;
   view.setFieldType(i, type);

TouchGFX/gui/src/model/Model.cpp

@@ -13,10 +13,14 @@ Model::Model() : modelListener(0) {}
 
 void Model::tick() {
   ULONG events;
-  if (tx_event_flags_get(&gui_update_events, GUI_UPDATE_VEHICLE_STATE,
+  if (tx_event_flags_get(&gui_update_events,
+                         GUI_UPDATE_VEHICLE_STATE | GUI_UPDATE_NEXT_SCREEN,
                          TX_OR_CLEAR, &events, TX_NO_WAIT) != TX_SUCCESS) {
     return;
   }
+  if (events & GUI_UPDATE_NEXT_SCREEN) {
+    modelListener->nextScreen();
+  }
   if (events & GUI_UPDATE_VEHICLE_STATE) {
     modelListener->vehicleStateUpdated();
   }

TouchGFX/gui/src/vehicleconfig_screen/VehicleConfigPresenter.cpp

@@ -1,18 +1,14 @@
-#include <gui/vehicleconfig_screen/VehicleConfigView.hpp>
 #include <gui/vehicleconfig_screen/VehicleConfigPresenter.hpp>
+#include <gui/vehicleconfig_screen/VehicleConfigView.hpp>
 
 VehicleConfigPresenter::VehicleConfigPresenter(VehicleConfigView &v)
-    : view(v)
-{
-
-}
-
-void VehicleConfigPresenter::activate()
-{
-
-}
-
-void VehicleConfigPresenter::deactivate()
-{
+    : view(v) {}
 
+void VehicleConfigPresenter::activate() {}
+
+void VehicleConfigPresenter::deactivate() {}
+
+void VehicleConfigPresenter::nextScreen() {
+  static_cast<FrontendApplication *>(Application::getInstance())
+      ->gotoDebugViewScreenNoTransition();
 }