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# -*- coding: utf-8 -*-
import sys
from PyQt4 import QtCore, QtGui


class LcdTime(QtGui.QWidget):
    def __init__(self, parent=None):
        super(LcdTime, self).__init__(parent)

        self.hour = QtGui.QLCDNumber(8, self)
        self.hour.setGeometry(10, 10, 200, 80)
        self.hour.setSegmentStyle(QtGui.QLCDNumber.Flat)
        self.display()

        self.timer = QtCore.QTimer()
        self.connect(self.timer, QtCore.SIGNAL('timeout()'), self.display)
        self.timer.start(1000)

        self.resize(220, 100)
        self.setmetry()
        self.setWindowFlags(QtCore.Qt.Tool | QtCore.Qt.WindowStaysOnTopHint | QtCore.Qt.FramelessWindowHint)
        self.setAttribute(QtCore.Qt.WA_TranslucentBackground, True)
        self.tray()

    def tray(self):
        self.trayIcon = QtGui.QSystemTrayIcon(self)
        self.trayIcon.setIcon(QtGui.QIcon('logo.png'))
        self.trayIcon.show()
        self.trayIcon.setToolTip('时钟 -LiKui')
        self.trayIcon.activated.connect(self.trayClick)

        menu = QtGui.QMenu()
        normalAction = menu.addAction('正常显示')
        miniAction = menu.addAction('最小化托盘')
        exitAction = menu.addAction('退出')
        normalAction.triggered.connect(self.showNormal)
        exitAction.triggered.connect(sys.exit)
        miniAction.triggered.connect(self.showMinimized)

        self.trayIcon.setContextMenu(menu)

    def trayClick(self, reason):
        if reason == QtGui.QSystemTrayIcon.DoubleClick:
            self.showNormal()

    def display(self):
        current = QtCore.QTime.currentTime()
        self.hour.display(current.toString('HH:mm:ss'))

    def setmetry(self):
        screen = QtGui.QDesktopWidget().screenGeometry()
        size = self.geometry()
        self.move(screen.width() - size.width(), 0)


app = QtGui.QApplication(sys.argv)
lcd = LcdTime()
lcd.show()
sys.exit(app.exec_())