Я создал веб-браузер с использованием pyqt5 и PyQtWebEngine. Он работает нормально, но я хочу предоставить функцию очистки файлов cookie, но как мне это сделать. Вы можете просмотреть его исходный код, перейдя по этой ссылке https://github.com/SaptakBhoumik/WebPlus . Просмотрите мой код и скажите, что делать
from PyQt5.QtCore import *
from PyQt5.QtWidgets import *
from PyQt5.QtGui import *
from PyQt5.QtWebEngineWidgets import *
import os
import sys
import validators
from PyQt5.QtGui import QKeySequence
from PyQt5 import QtCore, QtWidgets, QtWebEngineWidgets
class AboutDialog(QDialog):
def __init__(self, *args, **kwargs):
super(AboutDialog, self).__init__(*args, **kwargs)
QBtn = QDialogButtonBox.Ok
self.buttonBox = QDialogButtonBox(QBtn)
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.buttonBox.setStyleSheet("background-color:#0088ff;color : #ffffff;")
layout = QVBoxLayout()
title = QLabel("WEB Plus Browser")
font = title.font()
font.setPointSize(20)
title.setFont(font)
layout.addWidget(title)
self.setStyleSheet("background-color:#000000;color : #ffffff;")
logo = QLabel()
logo.setPixmap(QPixmap(os.path.join('images', 'ma-icon-128.png')))
layout.addWidget(logo)
layout.addWidget(QLabel("Mark 2"))
for i in range(0, layout.count()):
layout.itemAt(i).setAlignment(Qt.AlignHCenter)
layout.addWidget(self.buttonBox)
self.setWindowIcon(QIcon(os.path.join('images', 'ma-icon-64.png')))
self.setWindowTitle("Web Plus")
self.setLayout(layout)
class Help(QDialog):
def __init__(self, *args, **kwargs):
super(Help, self).__init__(*args, **kwargs)
QBtn = QDialogButtonBox.Ok
self.buttonBox = QDialogButtonBox(QBtn)
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.buttonBox.setStyleSheet("background-color:#0088ff;color : #ffffff;")
layout = QVBoxLayout()
title = QLabel("KeyBoard Shotcut")
font = title.font()
font.setPointSize(20)
title.setFont(font)
layout.addWidget(title)
self.setStyleSheet("background-color:#000000;color : #ffffff;")
layout.addWidget(QLabel(" Open New Tab--Ctrl+Alt+t n Open a HTML file--Ctrl+o n Get information about the version of web plus you are using--Ctrl+Alt+a n Visit Web Plus's official website--Ctrl+Alt+h n View Page Source Code--Ctrl+Alt+v"))
for i in range(0, layout.count()):
layout.itemAt(i).setAlignment(Qt.AlignHCenter)
layout.addWidget(self.buttonBox)
self.setWindowIcon(QIcon(os.path.join('images', 'ma-icon-64.png')))
self.setWindowTitle("Keyboard Shotcut")
self.setLayout(layout)
class MainWindow(QMainWindow):
def __init__(self, *args, **kwargs):
super(MainWindow, self).__init__(*args, **kwargs)
#defining shotcuts
self.shortcut_open = QShortcut(QKeySequence('Ctrl+Alt+t'), self)
self.shortcut_open.activated.connect(self.add_new_tab)
self.shortcut_open = QShortcut(QKeySequence('Ctrl+o'), self)
self.shortcut_open.activated.connect(self.open_file)
self.shortcut_open = QShortcut(QKeySequence('Ctrl+Alt+a'), self)
self.shortcut_open.activated.connect(self.about)
self.shortcut_open = QShortcut(QKeySequence('Ctrl+Alt+h'), self)
self.shortcut_open.activated.connect(self.navigate_mozarella)
self.shortcut_open = QShortcut(QKeySequence('Ctrl+Alt+v'), self)
self.shortcut_open.activated.connect(self.view)
self.tabs = QTabWidget()
self.tabs.setDocumentMode(True)
self.tabs.tabBarDoubleClicked.connect(self.tab_open_doubleclick)
self.tabs.currentChanged.connect(self.current_tab_changed)
self.tabs.setTabsClosable(True)
self.tabs.tabCloseRequested.connect(self.close_current_tab)
self.tabs.setStyleSheet("color:#000000;background-color : #ffffff;")
self.setCentralWidget(self.tabs)
self.status = QStatusBar()
self.setStatusBar(self.status)
navtb = QToolBar("Navigation")
navtb.setIconSize(QSize(16, 16))
navtb.setStyleSheet("background-color:#ffffff; color:#000000")
self.addToolBar(navtb)
back_btn = QAction(QIcon(os.path.join('images', 'arrow-180.png')), "Back", self)
back_btn.setStatusTip("Back to previous page")
back_btn.triggered.connect(lambda: self.tabs.currentWidget().back())
navtb.addAction(back_btn)
next_btn = QAction(QIcon(os.path.join('images', 'arrow-000.png')), "Forward", self)
next_btn.setStatusTip("Forward to next page")
next_btn.triggered.connect(lambda: self.tabs.currentWidget().forward())
navtb.addAction(next_btn)
reload_btn = QAction(QIcon(os.path.join('images', 'arrow-circle-315.png')), "Reload", self)
reload_btn.setStatusTip("Reload page")
reload_btn.triggered.connect(lambda: self.tabs.currentWidget().reload())
navtb.addAction(reload_btn)
home_btn = QAction(QIcon(os.path.join('images', 'home.png')), "Home", self)
home_btn.setStatusTip("Go home")
home_btn.triggered.connect(self.navigate_home)
navtb.addAction(home_btn)
navtb.addSeparator()
self.httpsicon = QLabel()
self.httpsicon.setPixmap(QPixmap(os.path.join('images', 'lock-nossl.png')))
navtb.addWidget(self.httpsicon)
self.urlbar = QLineEdit()
self.urlbar.returnPressed.connect(self.navigate_to_url)
self.urlbar.setStyleSheet("font-size: 11pt;border: 1px solid #0088ff;")
navtb.addWidget(self.urlbar)
stop_btn = QAction(QIcon(os.path.join('images', 'cross-circle.png')), "Stop", self)
stop_btn.setStatusTip("Stop loading current page")
stop_btn.triggered.connect(lambda: self.tabs.currentWidget().stop())
navtb.addAction(stop_btn)
# Uncomment to disable native menubar on Mac
# self.menuBar().setNativeMenuBar(False)
file_menu = self.menuBar().addMenu("&File")
file_menu.setStyleSheet("color:#000000;background-color : #ffffff;")
new_tab_action = QAction(QIcon(os.path.join('images', 'ui-tab--plus.png')), "New Tab", self)
new_tab_action.setStatusTip("Open a new tab")
new_tab_action.triggered.connect(lambda _: self.add_new_tab())
file_menu.addAction(new_tab_action)
open_file_action = QAction(QIcon(os.path.join('images', 'disk--arrow.png')), "Open file...", self)
open_file_action.setStatusTip("Open from file")
open_file_action.triggered.connect(self.open_file)
file_menu.addAction(open_file_action)
help_menu = self.menuBar().addMenu("&Help")
help_menu.setStyleSheet("color:#000000;background-color : #ffffff;")
about_action = QAction(QIcon(os.path.join('images', 'question.png')), "About Web Plus", self)
about_action.setStatusTip("Find out more about Web Plus")
about_action.triggered.connect(self.about)
help_menu.addAction(about_action)
keyboard = QAction(QIcon(os.path.join('images', 'keyboard.png')), "Keyboard Shotcut", self)
keyboard.setStatusTip("Find out more about Web Plus's Keyboard Shotcuts")
keyboard.triggered.connect(self.keyboardshotcut)
help_menu.addAction(keyboard)
navigate_mozarella_action = QAction(QIcon(os.path.join('images', 'lifebuoy.png')),
"Web Plus Homepage", self)
navigate_mozarella_action.setStatusTip("Go to Web Plus Homepage")
navigate_mozarella_action.triggered.connect(self.navigate_mozarella)
help_menu.addAction(navigate_mozarella_action)
tool_menu = self.menuBar().addMenu("&Tool")
tool_menu.setStyleSheet("color:#000000;background-color : #ffffff;")
view = QAction(QIcon(os.path.join('images', 'view.png')), "View page source code", self)
view.setStatusTip("View page source code")
view.triggered.connect(self.view)
tool_menu.addAction(view)
self.add_new_tab(QUrl('https://www.ecosia.org'), 'Homepage')
self.show()
self.setWindowTitle("Web Plus")
self.setWindowIcon(QIcon(os.path.join('images', 'ma-icon-64.png')))
@QtCore.pyqtSlot("QWebEngineDownloadItem*")
def on_downloadRequested(self, download):
old_path = download.url().path() # download.path()
suffix = QtCore.QFileInfo(old_path).suffix()
path, _ = QtWidgets.QFileDialog.getSaveFileName(
self, "Save File", old_path, "*." + suffix
)
if path:
download.setPath(path)
download.accept()
def add_new_tab(self, qurl=None, label="Blank"):
if qurl is None:
qurl = QUrl('https://www.ecosia.org')
browser = QWebEngineView()
browser.setUrl(qurl)
QtWebEngineWidgets.QWebEngineProfile.defaultProfile().downloadRequested.connect(
self.on_downloadRequested
)
i = self.tabs.addTab(browser, label)
self.tabs.setCurrentIndex(i)
browser.urlChanged.connect(lambda qurl, browser=browser:
self.update_urlbar(qurl, browser))
browser.loadFinished.connect(lambda _, i=i, browser=browser:
self.tabs.setTabText(i, browser.page().title()))
def tab_open_doubleclick(self, i):
if i == -1:
self.add_new_tab()
def current_tab_changed(self, i):
qurl = self.tabs.currentWidget().url()
self.update_urlbar(qurl, self.tabs.currentWidget())
self.update_title(self.tabs.currentWidget())
def close_current_tab(self, i):
if self.tabs.count() < 2:
return
self.tabs.removeTab(i)
def update_title(self, browser):
if browser != self.tabs.currentWidget():
return
title = self.tabs.currentWidget().page().title()
self.setWindowTitle("%s - Web Plus" % title)
def navigate_mozarella(self):
self.tabs.currentWidget().setUrl(QUrl("https://saptakbhoumik.github.io/web.github.io/"))
def view(self):
url =self.urlbar.text()
url=f"view-source:{url}"
self.tabs.currentWidget().setUrl(QUrl(url))
def about(self):
dlg = AboutDialog()
dlg.exec_()
def keyboardshotcut(self):
dlg = Help()
dlg.exec_()
def open_file(self):
filename, _ = QFileDialog.getOpenFileName(self, "Open file", "","HTML(*.htm *.html);;")
if filename=="":
pass
else:
self.tabs.currentWidget().setUrl(QUrl(f"file:///{filename}"))
def navigate_home(self):
self.tabs.currentWidget().setUrl(QUrl("https://www.ecosia.org"))
def navigate_to_url(self):
inputtext=self.urlbar.text()
if validators.url(inputtext):
q = QUrl(self.urlbar.text())
elif inputtext.find("file:///")==0:
q = QUrl(inputtext)
else:
url=f'https://www.ecosia.org/search?q={inputtext.replace("+","%2B").replace(" ","+")}'
q = QUrl(url)
if q.scheme() == "":
q.setScheme("http")
self.tabs.currentWidget().setUrl(q)
def update_urlbar(self, q, browser=None):
if browser != self.tabs.currentWidget():
# If this signal is not from the current tab, ignore
return
if q.scheme() == 'https':
# Secure padlock icon
self.httpsicon.setPixmap(QPixmap(os.path.join('images', 'lock-ssl.png')))
else:
# Insecure padlock icon
self.httpsicon.setPixmap(QPixmap(os.path.join('images', 'lock-nossl.png')))
self.urlbar.setText(q.toString())
self.urlbar.setCursorPosition(0)
if __name__ == '__main__':
app = QApplication(sys.argv)
app.setApplicationName("Web Plus")
window = MainWindow()
window.showMaximized()
sys.exit(app.exec_())