pyqt4教程之实现windows窗口小示例分享

来源：懂视网责编：小采时间：2020-11-27 14:30:07

pyqt4教程之实现windows窗口小示例分享

pyqt4教程之实现windows窗口小示例分享: 代码如下:import sysfrom PyQt4 import QtGui, QtCoreclass Window( QtGui.QMainWindow): def __init__(self): QtGui.QMainWindow.__init__(self) self.setWindowTitle('hello') self.resize(800

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导读pyqt4教程之实现windows窗口小示例分享: 代码如下:import sysfrom PyQt4 import QtGui, QtCoreclass Window( QtGui.QMainWindow): def __init__(self): QtGui.QMainWindow.__init__(self) self.setWindowTitle('hello') self.resize(800

代码如下:

import sys
from PyQt4 import QtGui, QtCore
class Window( QtGui.QMainWindow):
def __init__(self):
QtGui.QMainWindow.__init__(self)
self.setWindowTitle('hello')
self.resize(800,500)

menubar = self.menuBar()
self.file = menubar.addMenu('&file')
open = self.file.addAction('open')
self.connect(open,QtCore.SIGNAL('triggered()'),self.OnOpen)

save =self.file.addAction('save')
self.connect(save,QtCore.SIGNAL('triggered()'),self.OnSave)
self.file.addSeparator()
close = self.file.addAction('close')
self.connect(close,QtCore.SIGNAL('triggered()'),self.OnClose)

self.label = QtGui.QLabel('this is a google text')
self.label.setAlignment(QtCore.Qt.AlignCenter)
self.setCentralWidget(self.label)

def OnOpen(self):
self.label.setText('open')
def OnClose(self):
self.close()
def OnSave( self):
self.label.setText('save')
def contextMenuEvent(self,event):
self.file.exec_( event.globalPos())

app =QtGui.QApplication(sys.argv)
win = Window()
win.show()
app.exec_()

pyqt4教程之实现windows窗口小示例分享

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标签：教程窗口 window

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