Posted in Python onMarch 07, 2014
#coding=utf-8 #对话框 import sys from PyQt4 import QtGui, QtCore class Window( QtGui.QWidget ): def __init__( self ): super( Window, self ).__init__() self.setWindowTitle( "hello" ) self.resize( 500, 500 ) gridlayout = QtGui.QGridLayout() self.AboutButton = QtGui.QPushButton( "About" ) gridlayout.addWidget( self.AboutButton, 0, 0 ) self.AboutQtButton = QtGui.QPushButton( "AboutQt" ) gridlayout.addWidget( self.AboutQtButton, 0, 1 ) self.CriticalButton = QtGui.QPushButton( "CriticalButton" ) gridlayout.addWidget( self.CriticalButton, 1, 0 ) self.InfoButton = QtGui.QPushButton( "Info" ) gridlayout.addWidget( self.InfoButton, 1, 1 ) self.QuestionButton = QtGui.QPushButton( "Question" ) gridlayout.addWidget( self.QuestionButton, 2, 0 ) self.WarningButton = QtGui.QPushButton( "Warning" ) gridlayout.addWidget( self.WarningButton, 2, 1 ) spacer = QtGui.QSpacerItem( 200, 80 ) gridlayout.addItem( spacer, 3, 1, 1, 5 ) self.setLayout( gridlayout ) self.connect( self.AboutButton, QtCore.SIGNAL( 'clicked()' ), self.OnAboutButton ) self.connect( self.AboutQtButton, QtCore.SIGNAL( 'clicked()' ), self.OnAboutQtButton ) self.connect( self.CriticalButton, QtCore.SIGNAL( 'clicked()' ), self.OnCriticalButton ) self.connect( self.InfoButton, QtCore.SIGNAL( 'clicked()' ), self.OnInfoButton ) self.connect( self.QuestionButton, QtCore.SIGNAL( 'clicked()' ), self.OnQuestionButton ) self.connect( self.WarningButton, QtCore.SIGNAL( 'clicked()' ), self.OnWarningButton ) def OnAboutButton( self ): QtGui.QMessageBox.about( self, 'PyQt', "About" ) def OnAboutQtButton( self ): QtGui.QMessageBox.aboutQt( self, "PyQt" ) def OnCriticalButton( self ): r = QtGui.QMessageBox.critical( self, "PyQT", "CriticalButton", QtGui.QMessageBox.Abort, QtGui.QMessageBox.Retry, QtGui.QMessageBox.Ignore ) if r == QtGui.QMessageBox.Abort: self.setWindowTitle( "Abort" ) elif r == QtGui.QMessageBox.Retry: self.setWindowTitle( "Retry" ) elif r == QtGui.QMessageBox.Ignore: self.setWindowTitle( "Ignore" ) else: pass def OnInfoButton( self ): QtGui.QMessageBox.information( self, "Pyqt", "information" ) def OnQuestionButton( self ): r = QtGui.QMessageBox.question( self, "PyQt", "Question", QtGui.QMessageBox.Yes, QtGui.QMessageBox.No, QtGui.QMessageBox.Cancel ) def OnWarningButton( self ): r = QtGui.QMessageBox.warning( self, "PyQT", "warning", QtGui.QMessageBox.Yes, QtGui.QMessageBox.No ) app = QtGui.QApplication( sys.argv ) win = Window() win.show() app.exec_()
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