[PyQt4] Message Box 구현

/*********************************************************************************************************
-- Title : [PyQt4] Message Box 구현

-- Reference : pythonspot.com
-- Key word : 파이썬 python pyqt qt qt4 gui 메세지 박스 msg warning information about 커스텀 박스 

                메시지박스 메시지 박스

*********************************************************************************************************/

# -*- coding: utf-8 -*-
import sys
from PyQt4.QtCore import pyqtSlot
from PyQt4.QtGui import *
# ------------------------------------------
# -- Create window
# ------------------------------------------
myApp = QApplication(sys.argv)                   # Create an PyQT4 application object.
w = QWidget()                                    # The QWidget widget is the base class
w.setWindowTitle('Title Message')
w.resize(400, 200)
# ------------------------------------------
# -- Create textbox
# ------------------------------------------
myTextbox = QLineEdit(w)
myTextbox.move(20, 20)
myTextbox.resize(360,40)
# ------------------------------------------
# -- Create a button in the window
# ------------------------------------------
myButton1 = QPushButton('msg', w)
myButton1.move(20,80)
myButton2 = QPushButton('warning', w)
myButton2.move(100, 80)
myButton3 = QPushButton('information', w)
myButton3.move(180, 80)
myButton4 = QPushButton('critical', w)
myButton4.move(260, 80)
myButton5 = QPushButton('about', w)
myButton5.move(20, 110)
myButton0 = QPushButton('exit', w)
myButton0.move(100, 110)
myButton6 = QPushButton('customized', w)
myButton6.move(20, 140)
# ------------------------------------------
# -- Create the actions
# ------------------------------------------
@pyqtSlot()
def on_click0():
    w.close()
@pyqtSlot()
def on_click1():
    result = QMessageBox.question(w, 'Message', "Do you like Python?", QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
    if result == QMessageBox.Yes:
        myTextbox.setText("Clicked YES on Msg.")
    else:
        myTextbox.setText("Clicked NO on Msg.")
@pyqtSlot()
def on_click2():
    result = QMessageBox.warning(w, "Warning", "Are you sure you leave?")
    if result == QMessageBox.Ok:
        myTextbox.setText("Clicked OK on Warning.")
@pyqtSlot()
def on_click3():
    result = QMessageBox.information(w, "Information", "Join us 123@123.com")
    if result == QMessageBox.Ok:
        myTextbox.setText("Clicked OK on Information.")
@pyqtSlot()
def on_click4():
    result = QMessageBox.critical(w, "Critical", "No disk space left.")
    if result == QMessageBox.Ok:
        myTextbox.setText("Clicked OK on Critical.")
@pyqtSlot()
def on_click5():
    result = QMessageBox.about(w, "About", "A messagebox about...")
    print result  # None이 리턴됨
@pyqtSlot()
def on_click6():
    msgbox = QMessageBox(w)
    msgbox.setText('Don''t buy anything on impluse!')
    msgbox.addButton(QPushButton('Approve'), QMessageBox.YesRole)
    msgbox.addButton(QPushButton('Reject'), QMessageBox.NoRole)
    msgbox.addButton(QPushButton('Cancel'), QMessageBox.RejectRole)
    result = msgbox.exec_()
    print result  # 0,1,2가 리턴됨
# ------------------------------------------
# -- Connect the signals to the slots
# ------------------------------------------
myButton0.clicked.connect(on_click0)
myButton1.clicked.connect(on_click1)
myButton2.clicked.connect(on_click2)
myButton3.clicked.connect(on_click3)
myButton4.clicked.connect(on_click4)
myButton5.clicked.connect(on_click5)
myButton6.clicked.connect(on_click6)
# ------------------------------------------
# -- Show the window and run the app
# ------------------------------------------
w.show()
myApp.exec_()