Newer ButtonHandler

src/CMakeLists.txt

@@ -507,6 +507,7 @@ list(APPEND SOURCE_FILES
         components/heartrate/Ptagc.cpp
         components/heartrate/HeartRateController.cpp
 
+        buttonhandler/ButtonHandler.cpp
         touchhandler/TouchHandler.cpp
         )
 
@@ -567,6 +568,7 @@ list(APPEND RECOVERY_SOURCE_FILES
         components/heartrate/Ptagc.cpp
         components/motor/MotorController.cpp
         components/fs/FS.cpp
+        buttonhandler/ButtonHandler.cpp
         touchhandler/TouchHandler.cpp
         )
 
@@ -681,6 +683,7 @@ set(INCLUDE_FILES
         components/heartrate/Ptagc.h
         components/heartrate/HeartRateController.h
         components/motor/MotorController.h
+        buttonhandler/ButtonHandler.h
         touchhandler/TouchHandler.h
         )
 

src/buttonhandler/ButtonActions.h

@@ -0,0 +1,7 @@
+#pragma once
+
+namespace Pinetime {
+  namespace Controllers {
+    enum class ButtonActions { None, Click, DoubleClick, LongPress, LongerPress };
+  }
+}

src/buttonhandler/ButtonHandler.cpp

@@ -0,0 +1,78 @@
+#include "ButtonHandler.h"
+
+using namespace Pinetime::Controllers;
+
+void ButtonTimerCallback(TimerHandle_t xTimer) {
+  auto* sysTask = static_cast<Pinetime::System::SystemTask*>(pvTimerGetTimerID(xTimer));
+  sysTask->PushMessage(Pinetime::System::Messages::HandleButtonTimerEvent);
+}
+
+void ButtonHandler::Init(Pinetime::System::SystemTask* systemTask) {
+  buttonTimer = xTimerCreate("buttonTimer", 0, pdFALSE, systemTask, ButtonTimerCallback);
+}
+
+ButtonActions ButtonHandler::HandleEvent(Events event) {
+  static constexpr TickType_t doubleClickTime = pdMS_TO_TICKS(200);
+  static constexpr TickType_t longPressTime = pdMS_TO_TICKS(400);
+  static constexpr TickType_t longerPressTime = pdMS_TO_TICKS(2000);
+
+  if (event == Events::Press) {
+    buttonPressed = true;
+  } else if (event == Events::Release) {
+    releaseTime = xTaskGetTickCount();
+    buttonPressed = false;
+  }
+
+  switch (state) {
+    case States::Idle:
+      if (event == Events::Press) {
+        xTimerChangePeriod(buttonTimer, doubleClickTime, 0);
+        xTimerStart(buttonTimer, 0);
+        state = States::Pressed;
+      }
+      break;
+    case States::Pressed:
+      if (event == Events::Press) {
+        if (xTaskGetTickCount() - releaseTime < doubleClickTime) {
+          xTimerStop(buttonTimer, 0);
+          state = States::Idle;
+          return ButtonActions::DoubleClick;
+        }
+      } else if (event == Events::Release) {
+        xTimerChangePeriod(buttonTimer, doubleClickTime, 0);
+        xTimerStart(buttonTimer, 0);
+      } else if (event == Events::Timer) {
+        if (buttonPressed) {
+          xTimerChangePeriod(buttonTimer, longPressTime - doubleClickTime, 0);
+          xTimerStart(buttonTimer, 0);
+          state = States::Holding;
+        } else {
+          state = States::Idle;
+          return ButtonActions::Click;
+        }
+      }
+      break;
+    case States::Holding:
+      if (event == Events::Release) {
+        xTimerStop(buttonTimer, 0);
+        state = States::Idle;
+        return ButtonActions::Click;
+      } else if (event == Events::Timer) {
+        xTimerChangePeriod(buttonTimer, longerPressTime - longPressTime - doubleClickTime, 0);
+        xTimerStart(buttonTimer, 0);
+        state = States::LongHeld;
+        return ButtonActions::LongPress;
+      }
+      break;
+    case States::LongHeld:
+      if (event == Events::Release) {
+        xTimerStop(buttonTimer, 0);
+        state = States::Idle;
+      } else if (event == Events::Timer) {
+        state = States::Idle;
+        return ButtonActions::LongerPress;
+      }
+      break;
+  }
+  return ButtonActions::None;
+}

src/buttonhandler/ButtonHandler.h

@@ -0,0 +1,24 @@
+#pragma once
+
+#include "ButtonActions.h"
+#include "systemtask/SystemTask.h"
+#include <FreeRTOS.h>
+#include <timers.h>
+
+namespace Pinetime {
+  namespace Controllers {
+    class ButtonHandler {
+    public:
+      enum class Events : uint8_t { Press, Release, Timer };
+      void Init(Pinetime::System::SystemTask* systemTask);
+      ButtonActions HandleEvent(Events event);
+
+    private:
+      enum class States : uint8_t { Idle, Pressed, Holding, LongHeld };
+      TickType_t releaseTime = 0;
+      TimerHandle_t buttonTimer;
+      bool buttonPressed = false;
+      States state = States::Idle;
+    };
+  }
+}

src/displayapp/DisplayApp.cpp

@@ -260,6 +260,20 @@ void DisplayApp::Refresh() {
           }
         }
         break;
+      case Messages::ButtonLongPressed:
+        if (currentApp != Apps::Clock) {
+          LoadApp(Apps::Clock, DisplayApp::FullRefreshDirections::Down);
+        }
+        break;
+      case Messages::ButtonLongerPressed:
+        // Create reboot app and open it instead
+        LoadApp(Apps::SysInfo, DisplayApp::FullRefreshDirections::Up);
+        break;
+      case Messages::ButtonDoubleClicked:
+        if (currentApp != Apps::Notifications && currentApp != Apps::NotificationsPreview) {
+          LoadApp(Apps::Notifications, DisplayApp::FullRefreshDirections::Down);
+        }
+        break;
 
       case Messages::BleFirmwareUpdateStarted:
         LoadApp(Apps::FirmwareUpdate, DisplayApp::FullRefreshDirections::Down);

src/displayapp/Messages.h

@@ -9,6 +9,9 @@ namespace Pinetime {
         UpdateBleConnection,
         TouchEvent,
         ButtonPushed,
+        ButtonLongPressed,
+        ButtonLongerPressed,
+        ButtonDoubleClicked,
         NewNotification,
         TimerDone,
         BleFirmwareUpdateStarted,

src/main.cpp

@@ -47,6 +47,7 @@
 #include "systemtask/SystemTask.h"
 #include "drivers/PinMap.h"
 #include "touchhandler/TouchHandler.h"
+#include "buttonhandler/ButtonHandler.h"
 
 #if NRF_LOG_ENABLED
   #include "logging/NrfLogger.h"
@@ -96,8 +97,6 @@ TimerHandle_t debounceTimer;
 TimerHandle_t debounceChargeTimer;
 Pinetime::Controllers::Battery batteryController;
 Pinetime::Controllers::Ble bleController;
-static constexpr uint8_t pinTouchIrq = Pinetime::PinMap::Cst816sIrq;
-static constexpr uint8_t pinPowerPresentIrq = Pinetime::PinMap::PowerPresent;
 
 Pinetime::Controllers::HeartRateController heartRateController;
 Pinetime::Applications::HeartRateTask heartRateApp(heartRateSensor, heartRateController);
@@ -110,6 +109,7 @@ Pinetime::Controllers::MotionController motionController;
 Pinetime::Controllers::TimerController timerController;
 Pinetime::Controllers::AlarmController alarmController {dateTimeController};
 Pinetime::Controllers::TouchHandler touchHandler(touchPanel, lvgl);
+Pinetime::Controllers::ButtonHandler buttonHandler;
 
 Pinetime::Controllers::FS fs {spiNorFlash};
 Pinetime::Controllers::Settings settingsController {fs};
@@ -153,7 +153,8 @@ Pinetime::System::SystemTask systemTask(spi,
                                         displayApp,
                                         heartRateApp,
                                         fs,
-                                        touchHandler);
+                                        touchHandler,
+                                        buttonHandler);
 
 /* Variable Declarations for variables in noinit SRAM 
    Increment NoInit_MagicValue upon adding variables to this area
@@ -176,21 +177,19 @@ void nrfx_gpiote_evt_handler(nrfx_gpiote_pin_t pin, nrf_gpiote_polarity_t action
   if (pin == Pinetime::PinMap::PowerPresent and action == NRF_GPIOTE_POLARITY_TOGGLE) {
     xTimerStartFromISR(debounceChargeTimer, &xHigherPriorityTaskWoken);
     portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
-    return;
+  } else if (pin == Pinetime::PinMap::Button) {
+    xTimerStartFromISR(debounceTimer, &xHigherPriorityTaskWoken);
+    portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
   }
-
-  xTimerStartFromISR(debounceTimer, &xHigherPriorityTaskWoken);
-  portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
 }
 
 void DebounceTimerChargeCallback(TimerHandle_t xTimer) {
   xTimerStop(xTimer, 0);
   systemTask.PushMessage(Pinetime::System::Messages::OnChargingEvent);
 }
 
-void DebounceTimerCallback(TimerHandle_t xTimer) {
-  xTimerStop(xTimer, 0);
-  systemTask.OnButtonPushed();
+void DebounceTimerCallback(TimerHandle_t /*unused*/) {
+  systemTask.PushMessage(Pinetime::System::Messages::HandleButtonEvent);
 }
 
 void SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler(void) {
@@ -319,8 +318,8 @@ int main(void) {
   }
   nrf_gpio_cfg_default(Pinetime::PinMap::TwiScl);
 
-  debounceTimer = xTimerCreate("debounceTimer", 200, pdFALSE, (void*) 0, DebounceTimerCallback);
-  debounceChargeTimer = xTimerCreate("debounceTimerCharge", 200, pdFALSE, (void*) 0, DebounceTimerChargeCallback);
+  debounceTimer = xTimerCreate("debounceTimer", 10, pdFALSE, nullptr, DebounceTimerCallback);
+  debounceChargeTimer = xTimerCreate("debounceTimerCharge", 200, pdFALSE, nullptr, DebounceTimerChargeCallback);
 
   // retrieve version stored by bootloader
   Pinetime::BootloaderVersion::SetVersion(NRF_TIMER2->CC[0]);

src/systemtask/Messages.h

@@ -15,7 +15,8 @@ namespace Pinetime {
         BleFirmwareUpdateStarted,
         BleFirmwareUpdateFinished,
         OnTouchEvent,
-        OnButtonEvent,
+        HandleButtonEvent,
+        HandleButtonTimerEvent,
         OnDisplayTaskSleeping,
         EnableSleeping,
         DisableSleeping,

src/systemtask/SystemTask.cpp

@@ -25,7 +25,6 @@
 #include "main.h"
 #include "BootErrors.h"
 
-
 #include <memory>
 
 using namespace Pinetime::System;
@@ -77,7 +76,8 @@ SystemTask::SystemTask(Drivers::SpiMaster& spi,
                        Pinetime::Applications::DisplayApp& displayApp,
                        Pinetime::Applications::HeartRateTask& heartRateApp,
                        Pinetime::Controllers::FS& fs,
-                       Pinetime::Controllers::TouchHandler& touchHandler)
+                       Pinetime::Controllers::TouchHandler& touchHandler,
+                       Pinetime::Controllers::ButtonHandler& buttonHandler)
   : spi {spi},
     lcd {lcd},
     spiNorFlash {spiNorFlash},
@@ -101,8 +101,15 @@ SystemTask::SystemTask(Drivers::SpiMaster& spi,
     heartRateApp(heartRateApp),
     fs {fs},
     touchHandler {touchHandler},
-    nimbleController(*this, bleController, dateTimeController, notificationManager,
-                     batteryController, spiNorFlash, heartRateController, motionController) {
+    buttonHandler {buttonHandler},
+    nimbleController(*this,
+                     bleController,
+                     dateTimeController,
+                     notificationManager,
+                     batteryController,
+                     spiNorFlash,
+                     heartRateController,
+                     motionController) {
 }
 
 void SystemTask::Start() {
@@ -163,6 +170,8 @@ void SystemTask::Work() {
   heartRateSensor.Disable();
   heartRateApp.Start();
 
+  buttonHandler.Init(this);
+
   // Button
   nrf_gpio_cfg_output(15);
   nrf_gpio_pin_set(15);
@@ -326,10 +335,25 @@ void SystemTask::Work() {
           ReloadIdleTimer();
           displayApp.PushMessage(Pinetime::Applications::Display::Messages::TouchEvent);
           break;
-        case Messages::OnButtonEvent:
-          ReloadIdleTimer();
-          displayApp.PushMessage(Pinetime::Applications::Display::Messages::ButtonPushed);
-          break;
+        case Messages::HandleButtonEvent: {
+          Controllers::ButtonActions action;
+          if (nrf_gpio_pin_read(Pinetime::PinMap::Button) == 0) {
+            action = buttonHandler.HandleEvent(Controllers::ButtonHandler::Events::Release);
+          } else {
+            action = buttonHandler.HandleEvent(Controllers::ButtonHandler::Events::Press);
+            // This is for faster wakeup, sacrificing special longpress and doubleclick handling while sleeping
+            if (IsSleeping()) {
+              fastWakeUpDone = true;
+              GoToRunning();
+              break;
+            }
+          }
+          HandleButtonAction(action);
+        } break;
+        case Messages::HandleButtonTimerEvent: {
+          auto action = buttonHandler.HandleEvent(Controllers::ButtonHandler::Events::Timer);
+          HandleButtonAction(action);
+        } break;
         case Messages::OnDisplayTaskSleeping:
           if (BootloaderVersion::IsValid()) {
             // First versions of the bootloader do not expose their version and cannot initialize the SPI NOR FLASH
@@ -414,18 +438,36 @@ void SystemTask::UpdateMotion() {
   }
 }
 
-void SystemTask::OnButtonPushed() {
-  if (isGoingToSleep)
+void SystemTask::HandleButtonAction(Controllers::ButtonActions action) {
+  if (IsSleeping()) {
     return;
-  if (!isSleeping) {
-    NRF_LOG_INFO("[systemtask] Button pushed");
-    PushMessage(Messages::OnButtonEvent);
-  } else {
-    if (!isWakingUp) {
-      NRF_LOG_INFO("[systemtask] Button pushed, waking up");
-      GoToRunning();
-    }
   }
+
+  ReloadIdleTimer();
+
+  using Actions = Controllers::ButtonActions;
+
+  switch (action) {
+    case Actions::Click:
+      // If the first action after fast wakeup is a click, it should be ignored.
+      if (!fastWakeUpDone && !isGoingToSleep) {
+        displayApp.PushMessage(Applications::Display::Messages::ButtonPushed);
+      }
+      break;
+    case Actions::DoubleClick:
+      displayApp.PushMessage(Applications::Display::Messages::ButtonDoubleClicked);
+      break;
+    case Actions::LongPress:
+      displayApp.PushMessage(Applications::Display::Messages::ButtonLongPressed);
+      break;
+    case Actions::LongerPress:
+      displayApp.PushMessage(Applications::Display::Messages::ButtonLongerPressed);
+      break;
+    default:
+      return;
+  }
+
+  fastWakeUpDone = false;
 }
 
 void SystemTask::GoToRunning() {