ubuntu中配置pyqt4环境教程

#!/usr/bin/python
# -*- coding: UTF-8 -*-
 
from Tkinter import *      # 导入 Tkinter 库
from tkMessageBox import *
import httplib
import re
 
class MainWindow:
  def __init__(self):
    root = Tk()
    root.title("工具")
    width = 500
    height = 300
    screenwidth = root.winfo_screenheight()
    screenheight = root.winfo_screenheight()
    size = '%dx%d+%d+%d' % (width, height, (screenwidth - width) / 2, (screenheight - height) / 2)
    root.geometry(size)
    root.minsize(width, height)
    root.maxsize(width, height)
 
    Label(root, height=4, width=14, text="扫描数据:").grid(row=0, column=0, sticky=W)
 
    self.name = StringVar()
    Entry(root, width=30, textvariable=self.name).grid(row=0, column=1, columnspan=2)
 
    b1 = Button(root, text="发送MAC数据", height=4, width=10, command=self.send)
    b1.grid(row=2, column=0, sticky=E)
 
    b2 = Button(root, text="切换校准模式", height=4, width=10, command=self.close)
    b2.grid(row=2, column=1, sticky=E)
 
    b3 = Button(root, text="清空", height=4, width=10, command=self.clear)
    b3.grid(row=2, column=2, sticky=E)
 
    root.mainloop()
 
  def send(self):
    if self.name.get() == '':
      showwarning("输入为空", "参数不能为空，请重新操作!")
    else:
      result = re.sub(r"(", " ", self.name.get())
      self.httpSend(result)
 
  def close(self):
    self.httpDisconnect()
 
  def clear(self):
    self.name.set('')
 
  # 创建HTTP连接
  def httpSend(self, mac):
    httpClient = None
    # 进行操作
 
  # 创建HTTP连接
  def httpDisconnect(self):
    httpClient = None
    # 进行操作
 
if __name__ == '__main__':
  MainWindow()

#!/usr/bin/python
# -*- coding: utf-8 -*-
 
import sys
import httplib
import re
from PyQt4.QtCore import *
from PyQt4.QtGui import * #这里为了偷懒，用到啥导入啥
 
class MainWindow(QWidget):
 def __init__(self,parent=None):
 QWidget.__init__(self,parent)
 self.setWindowTitle(u'工具')
 mac = QLabel(u'扫描数据:')
 
 self.macEdit = QLineEdit()
 
 grid = QGridLayout()
 grid.addWidget(mac,1,0)
 grid.addWidget(self.macEdit,1,1)
 
 clear = QPushButton(u'清空')
 send = QPushButton(u'发送')
 disconnect = QPushButton(u'断开')
 
 grid.addWidget(clear,2,1)
 grid.addWidget(send,3,1)
 grid.addWidget(disconnect,4,1)
 
 self.setLayout(grid)
 self.resize(550,200)
 screen = QDesktopWidget().screenGeometry()
 size = self.geometry()
 self.move((screen.width()-size.width())/2,(screen.height()-size.height())/2)
 self.connect(clear, SIGNAL('clicked()'), self.clearAction)
 self.connect(send, SIGNAL('clicked()'), self.sendAction)
 self.connect(disconnect, SIGNAL('clicked()'), self.httpDisconnect)
 
 def clearAction(self):
 self.macEdit.clear()
 
 def sendAction(self):
 macText = self.macEdit.text()
 if macText == '':
 msgBox = QMessageBox(QMessageBox.Warning,u'输入为空',u'参数不能为空，请重新操作!')
 msgBox.exec_()
 else:
 result = re.sub(r"(", " ", unicode(macText))
 # print(u'mac地址为:%s' % result)
 self.httpSend(result)
 
 # 创建HTTP连接
 def httpSend(window,mac):
 httpClient = None
 try:
 response = httpClient.getresponse()
 if response.status == 200 and response.reason == 'OK':
 msgBox = QMessageBox(QMessageBox.Information,u'设置成功',u'相机MAC地址设置成功，请等待相机重新启动!')
 msgBox.exec_() 
 except Exception, e:
 # print e
 msgBox = QMessageBox(QMessageBox.Warning,u'操作失败',u'操作失败，请重新操作!')
 msgBox.exec_()
 finally:
 if httpClient:
 httpClient.close()
 
 # 创建HTTP连接
 def httpDisconnect(window):
 httpClient = None
 try:
 response = httpClient.getresponse()
 if response.status == 200 and response.reason == 'OK':
 msgBox = QMessageBox(QMessageBox.Information,u'断开成功',u'现在相机已经进入校准模式，可以进行校准!')
 msgBox.exec_() 
 except Exception, e:
  # print e
 msgBox = QMessageBox(QMessageBox.Warning,u'操作失败',u'操作失败，请重新操作!')
 msgBox.exec_()
 finally:
 if httpClient:
 httpClient.close()
#main
if __name__:
 app = QApplication(sys.argv)
  window = MainWindow()
  window.show()
  sys.exit(app.exec_())