add CONNECTED event and update a Basic example

Author: chavee

MicroGear.cpp

@@ -4,6 +4,7 @@ unsigned char topicprefixlen;
 void (* cb_message)(char*, uint8_t*,unsigned int);
 void (* cb_present)(char*, uint8_t*,unsigned int);
 void (* cb_absent)(char*, uint8_t*,unsigned int);
+void (* cb_connected)(char*, uint8_t*,unsigned int);
 
 void msgCallback(char* topic, uint8_t* payload, unsigned int length) {
     /* remove /appid/ */
@@ -107,6 +108,8 @@ void MicroGear::on(unsigned char event, void (* callback)(char*, uint8_t*,unsign
                 if (connected())
                     subscribe("/&absent");
                 break;
+        case CONNECTED : 
+                if (callback) cb_connected = callback;
     }
 }
 
@@ -355,6 +358,9 @@ boolean MicroGear::connect(char* appid) {
                     sprintf(buff,"/&id/%s/#",token);
                     subscribe(buff);
 
+                    cb_connected(NULL,NULL,0);
+
+
 					break;
             case CLIENT_NOTCONNECT :
 	                if (backoff < MAXBACKOFFTIME) backoff = 2*backoff;

MicroGear.h

@@ -54,7 +54,8 @@
 #define MESSAGE                    1
 #define PRESENT                    2
 #define ABSENT                     3
-#define CALLBACK                   4
+#define CONNECTED                  4
+#define CALLBACK                   5
 
 
 class MicroGear {

examples/Basic/Basic.ino

@@ -18,37 +18,43 @@ const char* password = <WIFI_KEY>;
 WiFiClient client;
 AuthClient *authclient;
 
-void msghandler(char *topic, uint8_t* msg, unsigned int msglen) {
+int timer = 0;
+MicroGear microgear(client);
+
+void onMsghandler(char *topic, uint8_t* msg, unsigned int msglen) {
   Serial.print("Incoming message --> ");
-  Serial.print(topic);
-  for (int i=0; i<msglen; i++)
-    Serial.print((char)msg[i]);
-  Serial.println();  
+  msg[msglen] = '\0';
+  Serial.println((char *)msg);
 }
 
-void foundgear(char *attribute, uint8_t* msg, unsigned int msglen) {
+void onFoundgear(char *attribute, uint8_t* msg, unsigned int msglen) {
   Serial.print("Found new member --> ");
   for (int i=0; i<msglen; i++)
     Serial.print((char)msg[i]);
   Serial.println();  
 }
 
-void lostgear(char *attribute, uint8_t* msg, unsigned int msglen) {
+void onLostgear(char *attribute, uint8_t* msg, unsigned int msglen) {
   Serial.print("Lost member --> ");
   for (int i=0; i<msglen; i++)
     Serial.print((char)msg[i]);
-  Serial.println();  
+  Serial.println();
+}
+
+void onConnected(char *attribute, uint8_t* msg, unsigned int msglen) {
+  Serial.println("Connected to NETPIE...");
+  microgear.setName("mygear");
 }
 
-int timer = 0;
-MicroGear microgear(client);
 
 void setup() {
     /* Event listener */
-    microgear.on(MESSAGE,msghandler);
-    microgear.on(PRESENT,foundgear);
-    microgear.on(ABSENT,lostgear);
+    microgear.on(MESSAGE,onMsghandler);
+    microgear.on(PRESENT,onFoundgear);
+    microgear.on(ABSENT,onLostgear);
+    microgear.on(CONNECTED,onConnected);
 
+    Serial.begin(115200);
     Serial.println("Starting...");
 
     if (WiFi.begin(ssid, password)) {
@@ -66,7 +72,6 @@ void setup() {
       //microgear.resetToken();
       microgear.init(GEARKEY,GEARSECRET,SCOPE);
       microgear.connect(APPID);
-      microgear.setName("mygear");
     }
 }
 
@@ -90,4 +95,4 @@ void loop() {
     else timer += 100;
   }
   delay(100);
-}
+}