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标题: python_赵梦冰_20210127 [打印本页]

作者: Loading... 时间: 2021-1-27 20:19
标题: python_赵梦冰_20210127
8:00——20：00
课堂笔记

from PyQt5.QtWidgets import QApplication,QWidget,QLabel,QLineEdit,QTextEdit,QGridLayout

import sys

class Example(QWidget):

def __init__(self):

super().__init__()

self.initUI()

def initUI(self):

grid = QGridLayout()

self.setLayout(grid)

title = QLabel('标题')

title_edit = QLineEdit()

grid.addWidget(title,1,1)

grid.addWidget(title_edit,1,2)

author = QLabel('作者')

author_edit = QLineEdit()

grid.addWidget(author,2,1)

grid.addWidget(author_edit,2,2)

content = QLabel('正文')

content_edit = QTextEdit()

grid.addWidget(content,3,1)

grid.addWidget(content_edit,3,2)

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

self.setWindowTitle('文本编辑器')

self.show()

if __name__ == "__main__":

app = QApplication(sys.argv)

ex = Example()

sys.exit(app.exec_())

from PyQt5.QtWidgets import QApplication,QMainWindow

import sys

class Example(QMainWindow):

def __init__(self):

super().__init__()

self.initUI()

def initUI(self):

#创建状态栏

status = self.statusBar()

#在状态栏显示信息

status.showMessage('准备好了!')

# time.sleep(2)

# status.showMessage('可以开始了')

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

self.setWindowTitle('状态栏')

self.show()

if __name__ == "__main__":

app = QApplication(sys.argv)

ex = Example()

sys.exit(app.exec_())

from PyQt5.QtWidgets import QApplication,QMainWindow,qApp,QAction

from PyQt5.QtGui import QIcon

import sys

class Example(QMainWindow):

def __init__(self):

super().__init__()

self.initUI()

def initUI(self):

#创建一个菜单条目

exitAction = QAction(QIcon('D:\workspace\python\day09\exit3.png'),'退出',self)

#添加快捷键

exitAction.setShortcut('Ctrl+Q')

#添加提示

exitAction.setStatusTip('退出程序!')

#给菜单条目添加动作

exitAction.triggered.connect(qApp.quit)

#创建一个菜单栏

menuBar = self.menuBar()

#添加一个File菜单

fileMenu = menuBar.addMenu('File')

#添加菜单条目

fileMenu.addAction(exitAction)

#再添加一个edit菜单

exitAction = QAction(QIcon('D:\workspace\python\day09\exit3.png'),'保存',self)

exitAction.setShortcut('Ctrl+S')

exitAction.setStatusTip('保存程序!')

exitAction.triggered.connect(qApp.quit)

menuBar = self.menuBar()

editMenu = menuBar.addMenu('Edit')

editMenu.addAction(exitAction)

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

self.setWindowTitle('程序菜单')

self.show()

if __name__ == "__main__":

app = QApplication(sys.argv)

ex = Example()

sys.exit(app.exec_())

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