python pyqt5 多文档窗体
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-- coding: utf-8 --
''' 【简介】 PyQt5中 QMdiArea 例子
'''
import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import *
class MainWindow(QMainWindow): count = 0
def __init__(self, parent=None):
super(MainWindow, self).__init__(parent)
self.mdi = QMdiArea()
self.setCentralWidget(self.mdi)
bar = self.menuBar()
file = bar.addMenu("File")
file.addAction("New")
file.addAction("cascade")
file.addAction("Tiled")
file.triggered[QAction].connect(self.windowaction)
self.setWindowTitle("MDI demo")
def windowaction(self, q):
print("triggered")
if q.text() == "New":
MainWindow.count = MainWindow.count + 1
sub = QMdiSubWindow()
sub.setWidget(QTextEdit())
sub.setWindowTitle("subwindow" + str(MainWindow.count))
self.mdi.addSubWindow(sub)
sub.show()
if q.text() == "cascade":
self.mdi.cascadeSubWindows()
if q.text() == "Tiled":
self.mdi.tileSubWindows()if name == 'main': app = QApplication(sys.argv) demo = MainWindow() demo.show() sys.exit(app.exec_())
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