from PyQt4 import QtGui, QtCore
import time
from clMonty import monty
from misc import *
from traceback import print_exc
from clSettings import settings

class winConnect(QtGui.QWidget):
	txtHost=None
	txtPort=None
	lblInfo=None
	_timerID=None

	def __init__(self, parent=None):
		QtGui.QWidget.__init__(self, parent)
		self.txtHost=QtGui.QLineEdit(settings.get('host', 'localhost'))
		self.txtPort=QtGui.QLineEdit(settings.get('port', '6600'))
		self.lblInfo=QtGui.QLabel("connecting ...")

		frame=QtGui.QVBoxLayout()
		inputs=QtGui.QHBoxLayout()

		frame.addLayout(inputs)
		frame.addWidget(self.lblInfo)

		inputs.addWidget(self.txtHost)
		inputs.addWidget(self.txtPort)

		self.setWindowTitle('Connect to mpd')
		self.setLayout(frame)
		self.resize(200,80)
		self.center()
		doEvents()

		monty.addListener('onReady', self.onReady)
		monty.addListener('onConnect', self.onConnect)
		monty.addListener('onDisconnect', self.onDisconnect)

	def center(self):
		screen = QtGui.QDesktopWidget().screenGeometry()
		size = self.geometry()
		self.move((screen.width()-size.width())/2, (screen.height()-size.height())/2+100)

	def monitor(self):
		self.txtHost.setEnabled(True)
		self.txtPort.setEnabled(True)
		if self._timerID==None:
			self._timerID=self.startTimer(200)
		if self.isVisible()==False:
			self.show()
		self.activateWindow()
		self.raise_()
		doEvents()

	
	def onConnect(self, params):
		if self._timerID:
			self.killTimer(self._timerID)
			self._timerID=None
		self.lblInfo.setText('Connected!\nRestoring library ...')
		doEvents()
		settings.set('host', str(self.txtHost.text()))
		settings.set('port', str(self.txtPort.text()))
		self.txtHost.setEnabled(False)
		self.txtPort.setEnabled(False)
		doEvents()

	def onReady(self, params):
		self.hide()

	def onDisconnect(self, params):
		self.monitor()

	def timerEvent(self, event):
		host=str(self.txtHost.text())
		try:
			port=int(self.txtPort.text())
			self.lblInfo.setText('Trying to connect to '+host+':'+str(port)+' ...')
			doEvents()
			monty.connect(host, port)
			doEvents()
		except:
			print_exc()
			self.lblInfo.setText('Invalid port.')
			doEvents()
	
	def windowActivationChange(self, bool):
		self.activateWindow()
		self.raise_()
		doEvents()