From f0f9fc2601dc3421aa3f4d9747748c3bee93f703 Mon Sep 17 00:00:00 2001
From: Mike Fiore <mfiore@multitech.com>
Date: Thu, 12 Nov 2015 12:20:30 -0600
Subject: add class for handling button events - signals main thread when event
 occurs and main thread can check event - supports SW1 press, SW2 press, and
 SW1 hold

---
 ButtonHandler/ButtonHandler.h | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 ButtonHandler/ButtonHandler.h

(limited to 'ButtonHandler/ButtonHandler.h')

diff --git a/ButtonHandler/ButtonHandler.h b/ButtonHandler/ButtonHandler.h
new file mode 100644
index 0000000..3eb8298
--- /dev/null
+++ b/ButtonHandler/ButtonHandler.h
@@ -0,0 +1,36 @@
+#ifndef __BUTTONHANDLER_H__
+#define __BUTTONHANDLER_H__
+
+#include "mbed.h"
+#include "rtos.h"
+
+#define buttonSignal (uint32_t)0x01
+
+typedef enum {
+    none = 0,
+    sw1_press,
+    sw1_hold,
+    sw2_press
+} ButtonEvent;
+
+class ButtonHandler {
+    public:
+        ButtonHandler(osThreadId main);
+        ~ButtonHandler();
+
+        ButtonEvent getButtonEvent();
+
+    private:
+        void sw1_fall();
+        void sw1_rise();
+        void sw2_fall();
+
+        osThreadId _main;
+        InterruptIn _sw1;
+        InterruptIn _sw2;
+        Timer _sw1_timer;
+        time_t _sw1_time;
+        ButtonEvent _event;
+};
+
+#endif
-- 
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