20241119

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QVBoxLayout,QMainWindow, QAction, qApp

# from PyQt5.QtCore import QCoreApplication

# import random

# class rps():

# def btn1_click(self):

# print("you played rock.")

# np=random.randint(0,2)

# up=0

# print("Computer vs user :", end=" ")

# if np == 0:

# print("rock vs", end=" ")

# elif np == 1:

# print("paper vs", end=" ")

# elif np == 2:

# print("scissors vs", end=" ")

# print("rock >>", end=" ")

# if np==up:

# print("Tie")

# elif np==1:

# print("Computer win")

# else:

# print("User win")

# def btn2_click(self):

# print("you played paper.")

# np=random.randint(0,2)

# up=1

# print("Computer vs user :", end=" ")

# if np == 0:

# print("rock vs", end=" ")

# elif np == 1:

# print("paper vs", end=" ")

# elif np == 2:

# print("scissors vs", end=" ")

# print("paper >>", end=" ")

# if np==up:

# print("Tie")

# elif np==2:

# print("Computer win")

# else:

# print("User win")

# def btn3_click(self):

# print("you played scissors.")

# np=random.randint(0,2)

# up=2

# print("Computer vs user :", end=" ")

# if np == 0:

# print("rock vs", end=" ")

# elif np == 1:

# print("paper vs", end=" ")

# elif np == 2:

# print("scissors vs", end=" ")

# print("scissors >>", end=" ")

# if np==up:

# print("Tie")

# elif np==0:

# print("Computer win")

# else:

# print("User win")

#

# class MyApp(QWidget):

#

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

#

# btn1 = QPushButton('&Rock', self)

# btn1.setToolTip('Press to play <b>Rock</b>')

# btn2 = QPushButton(self)

# btn2.setText('&Paper')

# btn2.setToolTip('Press to play <b>Paper</b>')

# btn3 = QPushButton('&scissors', self)

# btn3.setToolTip('Press to play <b>Scissors</b>')

#

# vbox = QVBoxLayout()

# vbox.addWidget(btn1)

# vbox.addWidget(btn2)

# vbox.addWidget(btn3)

# btn1.clicked.connect(lambda:rps.btn1_click(self))

# btn2.clicked.connect(lambda: rps.btn2_click(self))

# btn3.clicked.connect(lambda: rps.btn3_click(self))

# btn1.setStyleSheet("color: Blue;"

# "background-color: #FF0000")

# btn2.setStyleSheet("color: Purple;"

# "background-color: #FFFF00")

# btn3.setStyleSheet("color: Orange;"

# "background-color: #0000FF")

# self.setLayout(vbox)

# self.setWindowTitle('Rock paper scissors')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#qlineedit

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QLineEdit

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.lbl = QLabel(self)

# self.lbl.move(60, 40)

#

# qle = QLineEdit(self)

# qle.move(60, 100)

# qle.textChanged[str].connect(self.onChanged)

# qle.setEchoMode(2)

#

# self.setWindowTitle('Enter a password and I will guess it')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def onChanged(self, text):

# self.lbl.setText(text)

# self.lbl.adjustSize()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#progressbar

#

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QProgressBar,QMainWindow

# from PyQt5.QtCore import QBasicTimer

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.pbar = QProgressBar(self)

# self.pbar.setGeometry(30, 40, 200, 25)

#

# self.btn = QPushButton('Press to add ??? to the shopping cart', self)

# self.btn.move(40, 80)

# self.btn.clicked.connect(self.doAction)

#

# self.timer = QBasicTimer()

# self.step = 0

#

# self.setWindowTitle('QProgressBar')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def timerEvent(self, e):

# if self.step >= 100:

# self.timer.stop()

# self.btn.setText('Press Alt+F4 to checkout')

# return

#

# self.step = self.step + 1

# self.pbar.setValue(self.step)

#

# def doAction(self):

# if self.timer.isActive():

# self.timer.stop()

# self.btn.setText('resume')

# else:

# self.timer.start(100, self)

# self.btn.setText('Stop')

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#slideranddial

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QSlider, QDial, QPushButton

# from PyQt5.QtCore import Qt

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.slider = QSlider(Qt.Horizontal, self)

# self.slider.move(30, 30)

# self.slider.setRange(0, 50)

# self.slider.setSingleStep(2)

#

# self.dial = QDial(self)

# self.dial.move(30, 50)

# self.dial.setRange(0, 50)

#

# btn = QPushButton('Default', self)

# btn.move(35, 160)

#

# self.slider.valueChanged.connect(self.dial.setValue)

# self.dial.valueChanged.connect(self.slider.setValue)

# btn.clicked.connect(self.button_clicked)

#

# self.setWindowTitle('QSlider and QDial')

# self.setGeometry(300, 300, 400, 200)

# self.show()

#

# def button_clicked(self):

# self.slider.setValue(0)

# self.dial.setValue(0)

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#splitter

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QHBoxLayout, QFrame, QSplitter

# from PyQt5.QtCore import Qt

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# hbox = QHBoxLayout()

#

# top = QFrame()

# top.setFrameShape(QFrame.Box)

# top.setStyleSheet("color: green;"

# "background-color: #08154A")

#

# midleft = QFrame()

# midleft.setFrameShape(QFrame.StyledPanel)

#

# midright = QFrame()

# midright.setFrameShape(QFrame.Panel)

# midright.setStyleSheet("color: green;"

# "background-color: #D51635")

#

# bottom = QFrame()

# bottom.setFrameShape(QFrame.WinPanel)

# bottom.setFrameShadow(QFrame.Sunken)

# bottom.setStyleSheet("color: green;"

# "background-color: #08154A")

#

# splitter1 = QSplitter(Qt.Horizontal)

# splitter1.addWidget(midleft)

# splitter1.addWidget(midright)

#

# splitter2 = QSplitter(Qt.Vertical)

# splitter2.addWidget(top)

# splitter2.addWidget(splitter1)

# splitter2.addWidget(bottom)

#

# hbox.addWidget(splitter2)

# self.setLayout(hbox)

#

# self.setGeometry(300, 300, 300, 200)

# self.setWindowTitle('Tommy Hilfiger')

# self.show()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#groupbox

# import sys

# from PyQt5.QtWidgets import (QApplication, QWidget, QGroupBox, QRadioButton

# , QCheckBox, QPushButton, QMenu, QGridLayout, QVBoxLayout)

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# grid = QGridLayout()

# grid.addWidget(self.createFirstExclusiveGroup(), 0, 0)

# grid.addWidget(self.createSecondExclusiveGroup(), 1, 0)

# grid.addWidget(self.createNonExclusiveGroup(), 0, 1)

# grid.addWidget(self.createPushButtonGroup(), 1, 1)

#

# self.setLayout(grid)

#

# self.setWindowTitle('Box Layout')

# self.setGeometry(300, 300, 480, 320)

# self.show()

#

# def createFirstExclusiveGroup(self):

# groupbox = QGroupBox('Exclusive Radio Buttons')

#

# radio1 = QRadioButton('Radio1')

# radio2 = QRadioButton('Radio2')

# radio3 = QRadioButton('Radio3')

# radio1.setChecked(True)

#

# vbox = QVBoxLayout()

# vbox.addWidget(radio1)

# vbox.addWidget(radio2)

# vbox.addWidget(radio3)

# groupbox.setLayout(vbox)

#

# return groupbox

#

# def createSecondExclusiveGroup(self):

# groupbox = QGroupBox('Exclusive Radio Buttons')

# groupbox.setCheckable(True)

# groupbox.setChecked(False)

#

# radio1 = QRadioButton('Radio1')

# radio2 = QRadioButton('Radio2')

# radio3 = QRadioButton('Radio3')

# radio1.setChecked(True)

# checkbox = QCheckBox('Independent Checkbox')

# checkbox.setChecked(True)

#

# vbox = QVBoxLayout()

# vbox.addWidget(radio1)

# vbox.addWidget(radio2)

# vbox.addWidget(radio3)

# vbox.addWidget(checkbox)

# vbox.addStretch(1)

# groupbox.setLayout(vbox)

#

# return groupbox

#

# def createNonExclusiveGroup(self):

# groupbox = QGroupBox('Non-Exclusive Checkboxes')

# groupbox.setFlat(True)

#

# checkbox1 = QCheckBox('Checkbox1')

# checkbox2 = QCheckBox('Checkbox2')

# checkbox2.setChecked(True)

# tristatebox = QCheckBox('Tri-state Button')

# tristatebox.setTristate(True)

#

# vbox = QVBoxLayout()

# vbox.addWidget(checkbox1)

# vbox.addWidget(checkbox2)

# vbox.addWidget(tristatebox)

# vbox.addStretch(1)

# groupbox.setLayout(vbox)

#

# return groupbox

#

# def createPushButtonGroup(self):

# groupbox = QGroupBox('Push Buttons')

# groupbox.setCheckable(True)

# groupbox.setChecked(True)

#

# pushbutton = QPushButton('Normal Button')

# togglebutton = QPushButton('Toggle Button')

# togglebutton.setCheckable(True)

# togglebutton.setChecked(True)

# flatbutton = QPushButton('Flat Button')

# flatbutton.setFlat(True)

# popupbutton = QPushButton('Popup Button')

# menu = QMenu(self)

# menu.addAction('First Item')

# menu.addAction('Second Item')

# menu.addAction('Third Item')

# menu.addAction('Fourth Item')

# popupbutton.setMenu(menu)

#

# vbox = QVBoxLayout()

# vbox.addWidget(pushbutton)

# vbox.addWidget(togglebutton)

# vbox.addWidget(flatbutton)

# vbox.addWidget(popupbutton)

# vbox.addStretch(1)

# groupbox.setLayout(vbox)

#

# return groupbox

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#tab

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QTabWidget, QVBoxLayout

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# tab1 = QWidget()

# tab2 = QWidget()

#

# tabs = QTabWidget()

# tabs.addTab(tab1, 'Tab1')

# tabs.addTab(tab2, 'Tab2')

#

# vbox = QVBoxLayout()

# vbox.addWidget(tabs)

#

# self.setLayout(vbox)

#

# self.setWindowTitle('QTabWidget')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#calendar

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QVBoxLayout, QCalendarWidget

# from PyQt5.QtCore import QDate

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# cal = QCalendarWidget(self)

# cal.setGridVisible(True)

# cal.clicked[QDate].connect(self.showDate)

#

# self.lbl = QLabel(self)

# date = cal.selectedDate()

# self.lbl.setText(date.toString())

#

# vbox = QVBoxLayout()

# vbox.addWidget(cal)

# vbox.addWidget(self.lbl)

#

# self.setLayout(vbox)

#

# self.setWindowTitle('Pyqt5 Calendar cuz yes')

# self.setGeometry(300, 300, 400, 300)

# self.show()

#

# def showDate(self, date):

# self.lbl.setText(date.toString())

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#spinbox

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QSpinBox, QVBoxLayout

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.lbl1 = QLabel('QSpinBox')

# self.spinbox = QSpinBox()

# self.spinbox.setMinimum(-10)

# self.spinbox.setMaximum(30)

# # self.spinbox.setRange(-10, 30)

# self.spinbox.setSingleStep(1)

# self.lbl2 = QLabel('0')

#

# self.spinbox.valueChanged.connect(self.value_changed)

#

# vbox = QVBoxLayout()

# vbox.addWidget(self.lbl1)

# vbox.addWidget(self.spinbox)

# vbox.addWidget(self.lbl2)

# vbox.addStretch()

#

# self.setLayout(vbox)

#

# self.setWindowTitle('QSpinBox')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def value_changed(self):

# self.lbl2.setText(str(self.spinbox.value()))

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#double spin box

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QDoubleSpinBox, QVBoxLayout

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.lbl1 = QLabel('Select the price')

# self.dspinbox = QDoubleSpinBox()

# self.dspinbox.setRange(0, 100)

# self.dspinbox.setSingleStep(0.5)

# self.dspinbox.setPrefix('$ ')

# self.dspinbox.setDecimals(1)

# self.lbl2 = QLabel('$ 0.0')

#

# self.dspinbox.valueChanged.connect(self.value_changed)

#

# vbox = QVBoxLayout()

# vbox.addWidget(self.lbl1)

# vbox.addWidget(self.dspinbox)

# vbox.addWidget(self.lbl2)

# vbox.addStretch()

#

# self.setLayout(vbox)

#

# self.setWindowTitle('Auction')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def value_changed(self):

# self.lbl2.setText('$ ' + str(self.dspinbox.value()))

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#dateedit

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QDateEdit, QVBoxLayout

# from PyQt5.QtCore import QDate

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# lbl = QLabel('QDateEdit')

#

# dateedit = QDateEdit(self)

# dateedit.setDate(QDate.currentDate())

# dateedit.setMinimumDate(QDate(1900, 1, 1))

# dateedit.setMaximumDate(QDate(2100, 12, 31))

# # dateedit.setDateRange(QDate(1900, 1, 1), QDate(2100, 12, 31))

#

# vbox = QVBoxLayout()

# vbox.addWidget(lbl)

# vbox.addWidget(dateedit)

# vbox.addStretch()

#

# self.setLayout(vbox)

#

# self.setWindowTitle('QDateEdit')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#datetimeedit

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QDateTimeEdit, QVBoxLayout

# from PyQt5.QtCore import QDateTime

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# lbl = QLabel('QTimeEdit')

#

# datetimeedit = QDateTimeEdit(self)

# datetimeedit.setDateTime(QDateTime.currentDateTime())

# datetimeedit.setDateTimeRange(QDateTime(1900, 1, 1, 00, 00, 00), QDateTime(2100, 1, 1, 00, 00, 00))

# datetimeedit.setDisplayFormat('yyyy.MM.dd hh:mm:ss')

#

# vbox = QVBoxLayout()

# vbox.addWidget(lbl)

# vbox.addWidget(datetimeedit)

# vbox.addStretch()

#

# self.setLayout(vbox)

#

# self.setWindowTitle('QDateTimeEdit')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#textbrowser

# import sys

# from PyQt5.QtWidgets import (QApplication, QWidget

# , QLineEdit, QTextBrowser, QPushButton, QVBoxLayout)

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.le = QLineEdit()

# self.le.returnPressed.connect(self.append_text)

#

# self.tb = QTextBrowser()

# self.tb.setAcceptRichText(True)

# self.tb.setOpenExternalLinks(True)

#

# self.clear_btn = QPushButton('Clear')

# self.clear_btn.pressed.connect(self.clear_text)

#

# vbox = QVBoxLayout()

# vbox.addWidget(self.le, 0)

# vbox.addWidget(self.tb, 1)

# vbox.addWidget(self.clear_btn, 2)

#

# self.setLayout(vbox)

#

# self.setWindowTitle('QTextBrowser')

# self.setGeometry(300, 300, 300, 300)

# self.show()

#

# def append_text(self):

# text = self.le.text()

# self.tb.append(text)

# self.le.clear()

#

# def clear_text(self):

# self.tb.clear()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#texteditsdfasdj

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QTextEdit, QVBoxLayout

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.lbl1 = QLabel('Type in ANYTHING')

# self.te = QTextEdit()

# self.te.setAcceptRichText(False)

# self.lbl2 = QLabel('START TYPING YOU FOOL')

#

# self.te.textChanged.connect(self.text_changed)

#

# vbox = QVBoxLayout()

# vbox.addWidget(self.lbl1)

# vbox.addWidget(self.te)

# vbox.addWidget(self.lbl2)

# vbox.addStretch()

#

# self.setLayout(vbox)

#

# self.setWindowTitle('Notepad')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def text_changed(self):

# text = self.te.toPlainText()

# self.lbl2.setText('The number of words is ' + str(len(text.split())))

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#table

# import sys

# from PyQt5.QtWidgets import *

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

#

# self.tableWidget = QTableWidget()

# self.tableWidget.setRowCount(20)

# self.tableWidget.setColumnCount(4)

#

# self.tableWidget.setEditTriggers(QAbstractItemView.NoEditTriggers)

# # self.tableWidget.setEditTriggers(QAbstractItemView.DoubleClicked)

# # self.tableWidget.setEditTriggers(QAbstractItemView.AllEditTriggers)

#

# self.tableWidget.horizontalHeader().setSectionResizeMode(QHeaderView.Stretch)

# # self.tableWidget.horizontalHeader().setSectionResizeMode(QHeaderView.ResizeToContents)

#

# for i in range(20):

# for j in range(4):

# self.tableWidget.setItem(i, j, QTableWidgetItem(str((i+1)*(j+1))))

#

# layout = QVBoxLayout()

# layout.addWidget(self.tableWidget)

# self.setLayout(layout)

#

# self.setWindowTitle('Multiplication chart')

# self.setGeometry(300, 100, 600, 400)

# self.show()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#input dialog

# import sys

# from PyQt5.QtWidgets import (QApplication, QWidget, QPushButton, QLineEdit, QInputDialog)

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.btn = QPushButton('Log in', self)

# self.btn.move(30, 30)

# self.btn.clicked.connect(self.showDialog)

#

# self.le = QLineEdit(self)

# self.le.move(120, 35)

#

# self.setWindowTitle('system')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def showDialog(self):

# text, ok = QInputDialog.getText(self, 'Input password', 'Enter the Password:')

#

# if ok:

# self.le.setText(str(text))

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#colordialog

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QFrame, QColorDialog

# from PyQt5.QtGui import QColor

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# col = QColor(0, 0, 0)

#

# self.btn = QPushButton('Choose color', self)

# self.btn.move(30, 30)

# self.btn.clicked.connect(self.showDialog)

#

# self.frm = QFrame(self)

# self.frm.setStyleSheet('QWidget { background-color: %s }' % col.name())

# self.frm.setGeometry(130, 35, 100, 100)

#

# self.setWindowTitle('Color Dialog')

# self.setGeometry(300, 300, 250, 180)

# self.show()

#

# def showDialog(self):

# col = QColorDialog.getColor()

#

# if col.isValid():

# self.frm.setStyleSheet('QWidget { background-color: %s }' % col.name())

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

# font dialouge

# import sys

# from PyQt5.QtWidgets import (QApplication, QWidget, QVBoxLayout

# , QPushButton, QSizePolicy, QLabel, QFontDialog)

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# btn = QPushButton('Dialog', self)

# btn.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)

# btn.move(20, 20)

# btn.clicked.connect(self.showDialog)

#

# vbox = QVBoxLayout()

# vbox.addWidget(btn)

#

# self.lbl = QLabel('The quick brown fox jumps over the lazy dog', self)

# self.lbl.move(130, 20)

#

# vbox.addWidget(self.lbl)

# self.setLayout(vbox)

#

# self.setWindowTitle('Font Dialog')

# self.setGeometry(300, 300, 250, 180)

# self.show()

#

# def showDialog(self):

# font, ok = QFontDialog.getFont()

#

# if ok:

# self.lbl.setFont(font)

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#filedialog

# import sys

# from PyQt5.QtWidgets import QApplication, QMainWindow, QTextEdit, QAction, QFileDialog

# from PyQt5.QtGui import QIcon

#

#

# class MyApp(QMainWindow):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.textEdit = QTextEdit()

# self.setCentralWidget(self.textEdit)

# self.statusBar()

#

# openFile = QAction(QIcon('open.png'), 'Open', self)

# openFile.setShortcut('Ctrl+O')

# openFile.setStatusTip('Open New File')

# openFile.triggered.connect(self.showDialog)

#

# menubar = self.menuBar()

# menubar.setNativeMenuBar(False)

# fileMenu = menubar.addMenu('&File')

# fileMenu.addAction(openFile)

#

# self.setWindowTitle('File Dialog')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def showDialog(self):

# fname = QFileDialog.getOpenFileName(self, 'Open file', './')

#

# if fname[0]:

# f = open(fname[0], 'r')

#

# with f:

# data = f.read()

# self.textEdit.setText(data)

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#messagebox

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QMessageBox

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.setWindowTitle('QMessageBox')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def closeEvent(self, event):

# reply = QMessageBox.question(self, 'Message', 'Are you sure to quit?',

# QMessageBox.Yes | QMessageBox.No, QMessageBox.No)

#

# if reply == QMessageBox.Yes:

# event.accept()

# else:

# event.ignore()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLCDNumber, QDial, QVBoxLayout

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# lcd = QLCDNumber(self)

# dial = QDial(self)

#

# vbox = QVBoxLayout()

# vbox.addWidget(lcd)

# vbox.addWidget(dial)

# self.setLayout(vbox)

#

# dial.valueChanged.connect(lcd.display)

#

# self.setWindowTitle('Signal and Slot')

# self.setGeometry(300, 300, 200, 200)

# self.show()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#eventhandler

# import sys

# from PyQt5.QtWidgets import (QApplication, QWidget

# , QLCDNumber, QDial, QPushButton, QVBoxLayout, QHBoxLayout)

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# lcd = QLCDNumber(self)

# dial = QDial(self)

# btn1 = QPushButton('Big', self)

# btn2 = QPushButton('Small', self)

#

# hbox = QHBoxLayout()

# hbox.addWidget(btn1)

# hbox.addWidget(btn2)

#

# vbox = QVBoxLayout()

# vbox.addWidget(lcd)

# vbox.addWidget(dial)

# vbox.addLayout(hbox)

# self.setLayout(vbox)

#

# dial.valueChanged.connect(lcd.display)

# btn1.clicked.connect(self.resizeBig)

# btn2.clicked.connect(self.resizeSmall)

#

# self.setWindowTitle('Signal and Slot')

# self.setGeometry(200, 200, 200, 250)

# self.show()

#

# def resizeBig(self):

# self.resize(400, 500)

#

# def resizeSmall(self):

# self.resize(200, 250)

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#reimplement event handler

# import sys

# from PyQt5.QtCore import Qt

# from PyQt5.QtWidgets import QApplication, QWidget

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.setWindowTitle('Reimplementing event handler')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def keyPressEvent(self, e):

# if e.key() == Qt.Key_Escape:

# self.close()

# elif e.key() == Qt.Key_F:

# self.showFullScreen()

# elif e.key() == Qt.Key_N:

# self.showNormal()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

# import sys

# from PyQt5.QtWidgets import QApplication, QWidget, QLabel

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# x = 0

# y = 0

#

# self.text = 'x: {0}, y: {1}'.format(x, y)

# self.label = QLabel(self.text, self)

# self.label.move(20, 20)

#

# self.setMouseTracking(True)

#

# self.setWindowTitle('Reimplementing event handler')

# self.setGeometry(300, 300, 300, 200)

# self.show()

#

# def mouseMoveEvent(self, e):

# x = e.x()

# y = e.y()

#

# text = 'x: {0}, y: {1}'.format(x, y)

# self.label.setText(text)

# self.label.adjustSize()

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#drawdot

# import sys

# from PyQt5.QtWidgets import QWidget, QApplication

# from PyQt5.QtGui import QPainter, QPen

# from PyQt5.QtCore import Qt

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.setGeometry(300, 300, 400, 300)

# self.setWindowTitle('Points')

# self.show()

#

# def paintEvent(self, e):

# qp = QPainter()

# qp.begin(self)

# self.draw_point(qp)

# qp.end()

#

# def draw_point(self, qp):

# qp.setPen(QPen(Qt.blue, 8))

# qp.drawPoint(self.width()/2, self.height()/2)

#

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#drawline

# import sys

# from PyQt5.QtWidgets import QWidget, QApplication

# from PyQt5.QtGui import QPainter, QPen

# from PyQt5.QtCore import Qt

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.setGeometry(300, 300, 400, 300)

# self.setWindowTitle('drawLine')

# self.show()

#

# def paintEvent(self, e):

# qp = QPainter()

# qp.begin(self)

# self.draw_line(qp)

# qp.end()

#

# def draw_line(self, qp):

# qp.setPen(QPen(Qt.black, 3, Qt.SolidLine))

# qp.drawLine(20, 20, 380, 20)

# qp.drawText(30, 40, 'Qt.SolidLine')

#

# qp.setPen(QPen(Qt.black, 3, Qt.DashLine))

# qp.drawLine(20, 70, 380, 70)

# qp.drawText(30, 90, 'Qt.DashLine')

#

# qp.setPen(QPen(Qt.black, 3, Qt.DotLine))

# qp.drawLine(20, 120, 380, 120)

# qp.drawText(30, 140, 'Qt.DotLine')

#

# qp.setPen(QPen(Qt.black, 3, Qt.DashDotLine))

# qp.drawLine(20, 170, 380, 170)

# qp.drawText(30, 190, 'Qt.DashDotLine')

#

# qp.setPen(QPen(Qt.black, 3, Qt.DashDotDotLine))

# qp.drawLine(20, 220, 380, 220)

# qp.drawText(30, 240, 'Qt.DashDotDotLine')

#

# pen = QPen(Qt.black, 3, Qt.CustomDashLine)

# pen.setDashPattern([4, 3, 2, 5])

# qp.setPen(pen)

# qp.drawLine(20, 270, 380, 270)

# qp.drawText(30, 290, 'Qt.CustomDashLine')

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())

#drawsquare

# import sys

# from PyQt5.QtWidgets import QWidget, QApplication

# from PyQt5.QtGui import QPainter, QPen, QColor, QBrush

# from PyQt5.QtCore import Qt

#

#

# class MyApp(QWidget):

#

# def __init__(self):

# super().__init__()

# self.initUI()

#

# def initUI(self):

# self.setGeometry(300, 300, 400, 300)

# self.setWindowTitle('drawRect')

# self.show()

#

# def paintEvent(self, e):

# qp = QPainter()

# qp.begin(self)

# self.draw_rect(qp)

# qp.end()

#

# def draw_rect(self, qp):

# brush = QBrush(Qt.SolidPattern)

# qp.setBrush(brush)

# qp.drawRect(20, 10, 100, 60)

# qp.drawText(20, 90, 'Qt.SolidPattern')

#

# brush = QBrush(Qt.Dense1Pattern)

# qp.setBrush(brush)

# qp.drawRect(150, 10, 100, 60)

# qp.drawText(150, 90, 'Qt.Dense1Pattern')

#

# brush = QBrush(Qt.Dense2Pattern)

# qp.setBrush(brush)

# qp.drawRect(280, 10, 100, 60)

# qp.drawText(280, 90, 'Qt.Dense2Pattern')

#

# brush = QBrush(Qt.HorPattern)

# qp.setBrush(brush)

# qp.drawRect(20, 110, 100, 60)

# qp.drawText(20, 190, 'Qt.HorPattern')

#

# brush = QBrush(Qt.VerPattern)

# qp.setBrush(brush)

# qp.drawRect(150, 110, 100, 60)

# qp.drawText(150, 190, 'Qt.VerPattern')

#

# brush = QBrush(Qt.CrossPattern)

# qp.setBrush(brush)

# qp.drawRect(280, 110, 100, 60)

# qp.drawText(280, 190, 'Qt.CrossPattern')

#

# brush = QBrush(Qt.BDiagPattern)

# qp.setBrush(brush)

# qp.drawRect(20, 210, 100, 60)

# qp.drawText(20, 290, 'Qt.BDiagPattern')

#

# brush = QBrush(Qt.FDiagPattern)

# qp.setBrush(brush)

# qp.drawRect(150, 210, 100, 60)

# qp.drawText(150, 290, 'Qt.FDiagPattern')

#

# brush = QBrush(Qt.DiagCrossPattern)

# qp.setBrush(brush)

# qp.drawRect(280, 210, 100, 60)

# qp.drawText(280, 290, 'Qt.DiagCrossPattern')

#

# if __name__ == '__main__':

# app = QApplication(sys.argv)

# ex = MyApp()

# sys.exit(app.exec_())