# -*- coding: cp936 -*- import sys import urllib2 import json from PyQt4 import QtCore, QtGui class MyWindow( QtGui.QLCDNumber,QtGui.QWidget):     def __init__(self, parent=None):         super(MyWindow,self).__init__(parent)         self.setWindowTitle("weather")         self.resize(100,40)         self.setNumDigits(0)         self.setWindowFlags(QtCore.Qt.FramelessWindowHint)         self.setWindowOpacity(0.5)         url ='http://m.weather.com.cn/data/101090502.html'         re = urllib2.urlopen(url).read()         we = json.loads(re)['weatherinfo']         label1 = QtGui.QLabel( we['city'] )         label2 = QtGui.QLabel( we['date'] )         label3 = QtGui.QLabel( we['week'] )         label4 = QtGui.QLabel( we['temp1'])         label5 = QtGui.QLabel( we['weather1'] )         #---------添加表格布局         gridLayout = QtGui.QGridLayout()         gridLayout.addWidget( label1 , 0, 0 )         gridLayout.addWidget( label2 , 0, 1 )         gridLayout.addWidget( label3 , 0, 2 )         gridLayout.addWidget( label4 , 0, 3 )         gridLayout.addWidget( label5 , 0, 4 )         self.setLayout( gridLayout )     def mousePressEvent(self,event):          if event.button()==QtCore.Qt.LeftButton:              self.dragPosition=event.globalPos()-self.frameGeometry().topLeft()              event.accept()          if event.button()==QtCore.Qt.RightButton:              self.close()      def mouseMoveEvent(self,event):          if event.buttons() & QtCore.Qt.LeftButton:              self.move(event.globalPos()-self.dragPosition)              event.accept()   app = QtGui.QApplication( sys.argv ) demo = MyWindow() demo.show() app.exec_()