1 2############################################################################# 3## 4## Copyright (C) 2017 The Qt Company Ltd. 5## Contact: http://www.qt.io/licensing/ 6## 7## This file is part of the Qt for Python examples of the Qt Toolkit. 8## 9## $QT_BEGIN_LICENSE:BSD$ 10## You may use this file under the terms of the BSD license as follows: 11## 12## "Redistribution and use in source and binary forms, with or without 13## modification, are permitted provided that the following conditions are 14## met: 15## * Redistributions of source code must retain the above copyright 16## notice, this list of conditions and the following disclaimer. 17## * Redistributions in binary form must reproduce the above copyright 18## notice, this list of conditions and the following disclaimer in 19## the documentation and/or other materials provided with the 20## distribution. 21## * Neither the name of The Qt Company Ltd nor the names of its 22## contributors may be used to endorse or promote products derived 23## from this software without specific prior written permission. 24## 25## 26## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 27## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 28## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 29## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 30## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 31## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 32## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 33## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 34## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 35## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 36## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." 37## 38## $QT_END_LICENSE$ 39## 40############################################################################# 41 42"""PySide2 WebEngineWidgets Example""" 43 44import sys 45from PySide2.QtCore import QUrl 46from PySide2.QtGui import QIcon 47from PySide2.QtWidgets import (QApplication, QLineEdit, 48 QMainWindow, QPushButton, QToolBar) 49from PySide2.QtWebEngineWidgets import QWebEnginePage, QWebEngineView 50 51class MainWindow(QMainWindow): 52 53 def __init__(self): 54 super(MainWindow, self).__init__() 55 56 self.setWindowTitle('PySide2 WebEngineWidgets Example') 57 58 self.toolBar = QToolBar() 59 self.addToolBar(self.toolBar) 60 self.backButton = QPushButton() 61 self.backButton.setIcon(QIcon(':/qt-project.org/styles/commonstyle/images/left-32.png')) 62 self.backButton.clicked.connect(self.back) 63 self.toolBar.addWidget(self.backButton) 64 self.forwardButton = QPushButton() 65 self.forwardButton.setIcon(QIcon(':/qt-project.org/styles/commonstyle/images/right-32.png')) 66 self.forwardButton.clicked.connect(self.forward) 67 self.toolBar.addWidget(self.forwardButton) 68 69 self.addressLineEdit = QLineEdit() 70 self.addressLineEdit.returnPressed.connect(self.load) 71 self.toolBar.addWidget(self.addressLineEdit) 72 73 self.webEngineView = QWebEngineView() 74 self.setCentralWidget(self.webEngineView) 75 initialUrl = 'http://qt.io' 76 self.addressLineEdit.setText(initialUrl) 77 self.webEngineView.load(QUrl(initialUrl)) 78 self.webEngineView.page().titleChanged.connect(self.setWindowTitle) 79 self.webEngineView.page().urlChanged.connect(self.urlChanged) 80 81 def load(self): 82 url = QUrl.fromUserInput(self.addressLineEdit.text()) 83 if url.isValid(): 84 self.webEngineView.load(url) 85 86 def back(self): 87 self.webEngineView.page().triggerAction(QWebEnginePage.Back) 88 89 def forward(self): 90 self.webEngineView.page().triggerAction(QWebEnginePage.Forward) 91 92 def urlChanged(self, url): 93 self.addressLineEdit.setText(url.toString()) 94 95if __name__ == '__main__': 96 app = QApplication(sys.argv) 97 mainWin = MainWindow() 98 availableGeometry = app.desktop().availableGeometry(mainWin) 99 mainWin.resize(availableGeometry.width() * 2 / 3, availableGeometry.height() * 2 / 3) 100 mainWin.show() 101 sys.exit(app.exec_()) 102