added stopPolling()

library.json

@@ -1,6 +1,6 @@
 {
   "name": "DebounceMe",
-  "version": "2.0.8",
+  "version": "2.0.9",
   "description": "This library solves bounce problem, imperfection of physical buttons. It supports short clicks and long clicks and combination of clicks!",
   "keywords": "button, buttons, switch, switches, click, clicks, debounce, debouncer, input, IO",
   "repository": {

library.properties

@@ -1,5 +1,5 @@
 name=DebounceMe
-version=2.0.8
+version=2.0.9
 author=Tomasz Kulig <[email protected]>
 maintainer=Tomasz Kulig <[email protected]>
 sentence= Debounce button library.

src/ButtonsHandler.cpp

@@ -83,9 +83,15 @@ void ButtonsHandler::pollOnce(int pollInterval) {
         auto _this = static_cast<ButtonsHandler *>(pvTimerGetTimerID(xTimer));
         _this->poll();
     };
-    auto timer = xTimerCreate(NULL, pdMS_TO_TICKS(pollInterval), true, this, task);
+    timer = xTimerCreate(NULL, pdMS_TO_TICKS(pollInterval), true, this, task);
     xTimerStart(timer, 0);
 }
+
+void ButtonsHandler::stopPolling() {
+    if (timer == nullptr) return;
+    xTimerStop(timer, 0);
+    xTimerDelete(timer, 0);
+}
 #endif
 
 // this function can be used to poll inside `loop()`

src/ButtonsHandler.h

@@ -16,8 +16,9 @@ class ButtonsHandler {
     void setSimultaneousBehavior(std::set<Button*> _buttons, std::function<void()> behavior);
     void setSimultaneousBehaviorLong(std::set<Button*> _buttons, std::function<void()> behavior, unsigned int longPressTime = 1000);
 
-    void pollOnce(int pollInterval = 1);
     void poll();
+    void pollOnce(int pollInterval = 1);
+    void stopPolling();
 
 private:
     std::vector<Button*> buttons;
@@ -33,6 +34,8 @@ class ButtonsHandler {
     std::map<Button*, unsigned long> buttonLastStartPressed;
     std::map<Button*, bool> buttonWasLongPressed;
 
+    TimerHandle_t timer;
+
     void pollState(Button *button) const;
     void resetState(Button *button) const;