try: from PySide import QtCore, QtGui except ImportError: from PyQt4 import QtCore, QtGui from util import curr_directory import wave import pyaudio SOUND_NOTIFICATION = { 'MESSAGE': 0, 'FRIEND_CONNECTION_STATUS': 1, 'FILE_TRANSFER': 2 } def tray_notification(title, text, tray, window): """ Show tray notification and activate window icon NOTE: different behaviour on different OS :param title: Name of user who sent message or file :param text: text of message or file info :param tray: ref to tray icon :param window: main window """ if QtGui.QSystemTrayIcon.isSystemTrayAvailable(): if len(text) > 30: text = text[:27] + '...' tray.showMessage(title, text, QtGui.QSystemTrayIcon.NoIcon, 3000) QtGui.QApplication.alert(window, 0) def message_clicked(): window.setWindowState(window.windowState() & ~QtCore.Qt.WindowMinimized | QtCore.Qt.WindowActive) window.activateWindow() tray.connect(tray, QtCore.SIGNAL("messageClicked()"), message_clicked) class AudioFile: chunk = 1024 def __init__(self, fl): self.wf = wave.open(fl, 'rb') self.p = pyaudio.PyAudio() self.stream = self.p.open( format=self.p.get_format_from_width(self.wf.getsampwidth()), channels=self.wf.getnchannels(), rate=self.wf.getframerate(), output=True ) def play(self): data = self.wf.readframes(self.chunk) while data: self.stream.write(data) data = self.wf.readframes(self.chunk) def close(self): self.stream.close() self.p.terminate() def sound_notification(t): """ Plays sound notification :param t: type of notification """ if t == SOUND_NOTIFICATION['MESSAGE']: f = curr_directory() + '/sounds/message.wav' elif t == SOUND_NOTIFICATION['FILE_TRANSFER']: f = curr_directory() + '/sounds/file.wav' else: f = curr_directory() + '/sounds/contact.wav' a = AudioFile(f) a.play() a.close()