pyqt4教程之实现windows窗口小示例分享
2019/7/13 21:55:26
本文主要是介绍pyqt4教程之实现windows窗口小示例分享,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
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_()
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