Coverage for qutebrowser/browser/webkit/webkithistory.py : 0%

# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et: 

# Copyright 2015-2018 Florian Bruhin (The Compiler) <mail@qutebrowser.org> 

# 

# This file is part of qutebrowser. 

# 

# qutebrowser is free software: you can redistribute it and/or modify 

# it under the terms of the GNU General Public License as published by 

# the Free Software Foundation, either version 3 of the License, or 

# (at your option) any later version. 

# 

# qutebrowser is distributed in the hope that it will be useful, 

# but WITHOUT ANY WARRANTY; without even the implied warranty of 

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

# GNU General Public License for more details. 

# 

# You should have received a copy of the GNU General Public License 

# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>. 

"""QtWebKit specific part of history.""" 

import functools 

from PyQt5.QtWebKit import QWebHistoryInterface 

from qutebrowser.utils import debug 

class WebHistoryInterface(QWebHistoryInterface): 

"""Glue code between WebHistory and Qt's QWebHistoryInterface. 

Attributes: 

_history: The WebHistory object. 

""" 

def __init__(self, webhistory, parent=None): 

super().__init__(parent) 

self._history = webhistory 

self._history.changed.connect(self.historyContains.cache_clear) 

def addHistoryEntry(self, url_string): 

"""Required for a QWebHistoryInterface impl, obsoleted by add_url.""" 

pass 

@functools.lru_cache(maxsize=32768) 

def historyContains(self, url_string): 

"""Called by WebKit to determine if a URL is contained in the history. 

Args: 

url_string: The URL (as string) to check for. 

Return: 

True if the url is in the history, False otherwise. 

""" 

with debug.log_time('sql', 'historyContains'): 

return url_string in self._history 

def init(history): 

"""Initialize the QWebHistoryInterface. 

Args: 

history: The WebHistory object. 

""" 

interface = WebHistoryInterface(history, parent=history) 

QWebHistoryInterface.setDefaultInterface(interface)