folder reorganization

lib/btserver/monitor.py

@@ -0,0 +1,44 @@
+# -*- coding: utf-8 -*-
+
+from threading import Thread, Lock, Event
+
+
+class Monitor(Thread):
+    def __init__(self, client):
+        Thread.__init__(self)
+        self.daemon = True
+        self.listeners = []
+        self.lock = Lock()
+        self.wait_event = Event()
+        self.running = True
+        self.client = client
+        self.ses = None
+        self.client = client
+
+    def stop(self):
+        self.running = False
+        self.wait_event.set()
+
+    def add_listener(self, cb):
+        with self.lock:
+            if not cb in self.listeners:
+                self.listeners.append(cb)
+
+    def remove_listener(self, cb):
+        with self.lock:
+            try:
+                self.listeners.remove(cb)
+            except ValueError:
+                pass
+
+    def remove_all_listeners(self):
+        with self.lock:
+            self.listeners = []
+
+    def run(self):
+        while (self.running):
+            with self.lock:
+                for cb in self.listeners:
+                    cb()
+
+            self.wait_event.wait(1.0)