pyqt4 チュートリアル メッセージボックスの使用例の共有

复制代码代码如下:

#coding=utf-8
#对话框
import sys
PyQt4 から import QtGui, QtCore
class Window( QtGui.QWidget ):
def __init__( self ):
super( Window, self ).__init__()
self.setWindowTitle( "こんにちは" )
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( "質問" )
Gridlayout.addWidget( self.QuestionButton, 2, 0 )
self.WarningButton = QtGui.QPushButton( "警告" )
レイアウト.addウィジェット( 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( "中止" )
elif r == QtGui.QMessageBox.Retry:
self.setWindowTitle( "再試行" )
elif r == QtGui.QMessageBox.Ignore:
self.setWindowTitle( "Ignore" )
その他: pass

def oninfobutton（self）：
qtgui.qmessagebox.information（self、 "pyqt"、 "information"）

def onquestionButton（self）：
r r r r r 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_()