From 9677585e2ac1529be7cb3d417545bbf5ba634201 Mon Sep 17 00:00:00 2001
From: MaZderMind <git@mazdermind.de>
Date: Mon, 5 Oct 2015 23:00:17 +0200
Subject: implement signal-handler, connect audio-selector to it

---
 voctogui/lib/audioselector.py |  6 ++++--
 voctogui/lib/connection.py    | 34 ++++++++++++++++++++++++++++------
 2 files changed, 32 insertions(+), 8 deletions(-)

(limited to 'voctogui/lib')

diff --git a/voctogui/lib/audioselector.py b/voctogui/lib/audioselector.py
index ab8f31e..4f8f9ec 100644
--- a/voctogui/lib/audioselector.py
+++ b/voctogui/lib/audioselector.py
@@ -34,7 +34,8 @@ class AudioSelectorController(object):
 		self.timer_iteration = 0
 
 	def on_audio_status(self, source):
-		self.combo.set_active_id(name)
+		self.log.info('on_audio_status callback w/ source: %s', source)
+		self.combo.set_active_id(source)
 
 	def on_button_press_event(self, combo, event):
 		if event.type != Gdk.EventType.DOUBLE_BUTTON_PRESS:
@@ -67,5 +68,6 @@ class AudioSelectorController(object):
 		self.timer_iteration += 1
 
 		value = combo.get_active_text()
-		self.log.debug('changed to %s', value)
+		self.log.info('changed to %s', value)
 		self.set_enabled(False)
+		Connection.send('set_audio', value)
diff --git a/voctogui/lib/connection.py b/voctogui/lib/connection.py
index b56a490..42a403e 100644
--- a/voctogui/lib/connection.py
+++ b/voctogui/lib/connection.py
@@ -10,6 +10,7 @@ log = logging.getLogger('Connection')
 conn = None
 port = 9999
 command_queue = Queue()
+signal_handlers = {}
 
 def establish(host):
 	global conn, port, log
@@ -101,15 +102,36 @@ def on_loop():
 	args = words[1:]
 
 	log.info('received signal %s, dispatching', signal)
+	if signal not in signal_handlers:
+		return True
+
+	for handler in signal_handlers[signal]:
+		cb = handler['cb']
+		if 'one' in handler and handler['one']:
+			log.debug('removing one-time handler')
+			del signal_handlers[signal]
+
+		cb(*args)
+
+	return True
 
-def send(command):
+def send(command, *args):
 	global conn, log
-	if isinstance(command, str):
-		command = command.encode('ascii')
-	conn.send(command)
+	if len(args) > 0:
+		command += ' '+(' '.join(args))
+
+	command += '\n'
+
+	conn.send(command.encode('ascii'))
 
 def on(signal, cb):
-	pass
+	if signal not in signal_handlers:
+		signal_handlers[signal] = []
+
+	signal_handlers[signal].append({'cb': cb})
 
 def one(signal, cb):
-	pass
+	if signal not in signal_handlers:
+		signal_handlers[signal] = []
+
+	signal_handlers[signal].append({'cb': cb, 'one': True})
-- 
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