如下所示:
import sys
from PyQt5.QtWidgets import QMainWindow, QTextEdit, QAction, QApplication
from PyQt5.QtGui import QIcon
from PyQt5.QtCore import Qt
class Example(QMainWindow):
def __init__(self):
super().__init__()
self.initUI()
def initUI(self):
textEdit = QTextEdit()
self.set
1