Initial commit

src/mdw/button/ButtonEventsHandler.cpp

@@ -0,0 +1,112 @@
+/*
+ * ButtonEventsHandler.cpp
+ *
+ *  Created on: 19 nov. 2023
+ *      Author: remi.heredero
+ */
+
+#include <button/ButtonEventsHandler.h>
+#include "trace/trace.h"
+#include "board/ButtonsController.h"
+
+
+ButtonEventsHandler::ButtonEventsHandler() {
+	for(uint8_t i = 0; i< MAX_OBSERVER; i++) {
+		observer_[i] = nullptr;
+	}
+}
+
+ButtonEventsHandler* ButtonEventsHandler::getInstance() {
+	static ButtonEventsHandler buttonEventsHandler_;
+	return &buttonEventsHandler_;
+}
+
+XFEventStatus ButtonEventsHandler::processEvent() {
+	eEventStatus eventStatus = XFEventStatus::Unknown;
+
+	const XFEvent* ev = getCurrentEvent();
+	XFEvent::XFEventType evType = ev->getEventType();
+	int evid = ev->getId();
+
+	oldState_ = currentState_;
+	changeState_ = false;
+
+	switch (currentState_) {
+		case state::initial:
+			if(evType == XFEvent::Initial) {
+				currentState_ = state::run;
+				changeState_ = true;
+				eventStatus = XFEventStatus::Consumed;
+			}
+			break;
+
+		case state::run:
+			break;
+
+	}
+
+	if(changeState_) {
+		switch (oldState_) { // onExit
+			case state::initial:
+				break;
+
+			case state::run:
+				break;
+		}
+
+		switch (currentState_) { // onEntry
+			case state::initial:
+				break;
+
+			case state::run:
+				buttonStateSm_[0].startBehavior();
+				buttonStateSm_[1].startBehavior();
+				buttonStateSm_[2].startBehavior();
+				buttonStateSm_[3].startBehavior();
+				break;
+		}
+	}
+	return eventStatus;
+}
+
+void ButtonEventsHandler::onButtonChangeState(uint16_t buttonIndex, bool pressed) {
+	if(pressed) {
+		buttonStateSm_[buttonIndex].genButtonPressed();
+	} else {
+		buttonStateSm_[buttonIndex].genButtonReleased();
+	}
+}
+
+bool ButtonEventsHandler::subscribe(interface::ButtonEventsHandlerObserver *observer) {
+	for(uint8_t i = 0; i < MAX_OBSERVER; i++) {
+		if (observer_[i] == nullptr) {
+			observer_[i] = observer;
+			return true;
+		}
+	}
+	return false;
+}
+
+void ButtonEventsHandler::unsubscribe(interface::ButtonEventsHandlerObserver *observer) {
+	for(uint8_t i = 0; i < MAX_OBSERVER; i++) {
+			if (observer_[i] == observer) {
+				observer_[i] = nullptr;
+			}
+		}
+}
+
+void ButtonEventsHandler::notifyButtonShortPressed(ButtonIndex buttonIndex) {
+	for(uint8_t i = 0; i < MAX_OBSERVER; i++) {
+		if (observer_[i] != nullptr) {
+			observer_[i]->onButtonShortPressed(buttonIndex);
+		}
+	}
+}
+
+void ButtonEventsHandler::notifyButtonLongPressed(ButtonIndex buttonIndex) {
+	for(uint8_t i = 0; i < MAX_OBSERVER; i++) {
+		if (observer_[i] != nullptr) {
+			observer_[i]->onButtonLongPressed(buttonIndex);
+		}
+	}
+}