Das deutsche Python-Forum

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# -*- coding: utf-8 -*-
"""
Created on Mon Mar 21 09:25:36 2016

@author: rk480158
"""
import sys
from PyQt4 import QtCore, QtGui

def main(argv):
    print("Hallo")
    app = QtGui.QApplication(argv)
#    mainwindow = QtGui.QMainWindow()
    mainwindow=MainWindow()
    mainwindow.show()
    sys.exit(app.exec_())
    main(sys.argv)
    
class MainWindow(QtGui.QMainWindow):
    
    def _init_(self, *args):
        QtGui.QMainWindow._init_(self, *args)
        self.createMenu()
        self.createComponents()
        self.createLayout()
        self.createConnects()
        
        self.setWindowTitle(self.tr(u"Hello World!"))
        
    def createMenu(self):
        pass
    
    def createComponents(self):
        self.labelHalloWelt = QtGui.QLabel(self.tr(u"Hello World"))
        self.buttonTextAktualisieren = QtGui.QPushButton(self.tr(u"Update!"))
        self.editText = QtGui.QLineEdit()
        
    def createConnects(self):
        pass
    
    def createLayout(self):
        layoutZentral = QtGui.QVBoxLayout()
        layoutZentral.addWidget(self.labelHelloWelt)
        layoutZentral.addWidget(self.editText)
        layoutZentral.addWidget(self.buttonTextAktualisieren)
        
        widgetZentral = QtGui.QWidget()
        widgetZentral.setLayout(layoutZentral)
        self.setCentralWidget(widgetZentral)

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__init__

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_init_

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# -*- coding: utf-8 -*-
"""
Created on Mon Mar 21 09:25:36 2016

@author: rk480158
"""
import sys
from PyQt4 import QtCore, QtGui

# def main(argv):

#    main(sys.argv)
    
class MainWindow(QtGui.QMainWindow):
    
    def __init__(self, *args):
#        super(Window,self).__init__()        
        QtGui.QMainWindow.__init__(self, *args)
        self.createMenu()
        self.createComponents()
        self.createLayout()
        self.createConnects()
        
        self.setWindowTitle(self.tr(u"Hello World!"))
        
    def createMenu(self):
        pass
    
    def createComponents(self):
        self.labelHalloWelt = QtGui.QLabel(self.tr(u"Hello World"))
        self.buttonTextAktualisieren = QtGui.QPushButton(self.tr(u"Update!"))
        self.editText = QtGui.QLineEdit()
        
    def createConnects(self):
        pass
    
    def createLayout(self):
        layoutZentral = QtGui.QVBoxLayout()
        layoutZentral.addWidget(self.labelHelloWelt)
        layoutZentral.addWidget(self.editText)
        layoutZentral.addWidget(self.buttonTextAktualisieren)
        
        widgetZentral = QtGui.QWidget()
        widgetZentral.setLayout(layoutZentral)
        self.setCentralWidget(widgetZentral)

print("Hallo")
app = QtGui.QApplication(sys.argv)
#    mainwindow = QtGui.QMainWindow()
mainwindow = MainWindow()
mainwindow.show()
sys.exit(app.exec_())