Python-сообщество

#-*- coding: cp1251 -*-

ru=lambda x: unicode(x)

import time,sys,thread,subprocess,os
from PyQt4.QtGui import *
from PyQt4.QtCore import *
         
class MyText(QTextEdit):
    def __init__(self,paramStr):
        super(MyText,self).__init__()
     
        thread.start_new_thread(self.lookIt,(paramStr,))
        
    def lookIt(self,paramStr):
        self.childProcess=subprocess.Popen(paramStr,stdout=subprocess.PIPE)
        while True: 
            str=self.childProcess.stdout.readline() #FIXME: 1
            if not str: 
                print 'break happen on pid',self.childProcess.pid
                break
            self.append(unicode(str.rstrip())) #FIXME: 2

class Main(QMainWindow):
    def __init__(self):
        super(Main,self).__init__()
        
        self.tab=QTabWidget(self)
        self.tab.setTabsClosable(True)
        self.connect(self.tab, SIGNAL('tabCloseRequested(int)'),self.tabClose)
        
        self.sb=self.statusBar()
        self.sb.showMessage('start',1000)  
              
        self.actionOpen=QAction(ru('Открыть'),self)
        self.connect(self.actionOpen, SIGNAL('triggered()'),self.actionLaunch)
        
        self.menu=self.menuBar()
        self.menu.addAction(self.actionOpen)
        
        self.setCentralWidget(self.tab)
        self.setGeometry(150,150,640,480)
        
    def actionLaunch(self):
        #TODO: выбор файла
        i=self.tab.addTab(MyText('python one.py'), 'python - one.py') 
        self.tab.setCurrentIndex(i)
            
    def tabClose(self,index):
        try:
            if self.tab.currentWidget().childProcess.poll()==None:
                self.tab.currentWidget().childProcess.terminate()   #FIXME: 3
            self.tab.removeTab(index)
        except Exception,e: # на всякий случай так
            print sys.exc_info(),'\n',e
    
    def closeEvent(self,QCloseEvent):
        for tabIndex in xrange(self.tab.count()):
            self.tabClose(0)
        QCloseEvent.accept()

        
        
app=QApplication(sys.argv)
form=Main()  
form.show()
app.exec_()

import time,sys
               
print '\nStart'
i=0
while True:
    i+=1
    print i
    time.sleep(1)
print 'End'

self.tabClose(self.tab.currentIndex())