326 lines
9.0 KiB
Python
326 lines
9.0 KiB
Python
# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
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# Copyright 2016 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
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#
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# This file is part of qutebrowser.
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#
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# qutebrowser is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# qutebrowser is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
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# FIXME:qtwebengine remove this once the stubs are gone
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# pylint: disable=unused-variable
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"""Wrapper over a QWebEngineView."""
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from PyQt5.QtCore import pyqtSlot, Qt, QEvent, QPoint
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from PyQt5.QtGui import QKeyEvent
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from PyQt5.QtWidgets import QApplication
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# pylint: disable=no-name-in-module,import-error,useless-suppression
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from PyQt5.QtWebEngineWidgets import QWebEnginePage
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# pylint: enable=no-name-in-module,import-error,useless-suppression
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from qutebrowser.browser import browsertab
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from qutebrowser.browser.webengine import webview
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from qutebrowser.utils import usertypes, qtutils, log
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class WebEngineSearch(browsertab.AbstractSearch):
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"""QtWebEngine implementations related to searching on the page."""
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def search(self, text, *, ignore_case=False, wrap=False, reverse=False):
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log.stub()
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def clear(self):
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log.stub()
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def prev_result(self):
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log.stub()
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def next_result(self):
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log.stub()
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class WebEngineCaret(browsertab.AbstractCaret):
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"""QtWebEngine implementations related to moving the cursor/selection."""
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@pyqtSlot(usertypes.KeyMode)
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def _on_mode_entered(self, mode):
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log.stub()
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@pyqtSlot(usertypes.KeyMode)
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def _on_mode_left(self):
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log.stub()
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def move_to_next_line(self, count=1):
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log.stub()
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def move_to_prev_line(self, count=1):
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log.stub()
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def move_to_next_char(self, count=1):
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log.stub()
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def move_to_prev_char(self, count=1):
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log.stub()
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def move_to_end_of_word(self, count=1):
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log.stub()
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def move_to_next_word(self, count=1):
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log.stub()
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def move_to_prev_word(self, count=1):
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log.stub()
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def move_to_start_of_line(self):
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log.stub()
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def move_to_end_of_line(self):
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log.stub()
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def move_to_start_of_next_block(self, count=1):
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log.stub()
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def move_to_start_of_prev_block(self, count=1):
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log.stub()
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def move_to_end_of_next_block(self, count=1):
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log.stub()
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def move_to_end_of_prev_block(self, count=1):
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log.stub()
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def move_to_start_of_document(self):
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log.stub()
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def move_to_end_of_document(self):
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log.stub()
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def toggle_selection(self):
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log.stub()
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def drop_selection(self):
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log.stub()
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def has_selection(self):
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return self._widget.hasSelection()
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def selection(self, html=False):
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if html:
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raise NotImplementedError
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return self._widget.selectedText()
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def follow_selected(self, *, tab=False):
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log.stub()
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class WebEngineScroller(browsertab.AbstractScroller):
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"""QtWebEngine implementations related to scrolling."""
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def _key_press(self, key, count=1):
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# FIXME:qtwebengine Abort scrolling if the minimum/maximum was reached.
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press_evt = QKeyEvent(QEvent.KeyPress, key, Qt.NoModifier, 0, 0, 0)
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release_evt = QKeyEvent(QEvent.KeyRelease, key, Qt.NoModifier, 0, 0, 0)
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recipient = self._widget.focusProxy()
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for _ in range(count):
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# If we get a segfault here, we might want to try sendEvent
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# instead.
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QApplication.postEvent(recipient, press_evt)
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QApplication.postEvent(recipient, release_evt)
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def pos_px(self):
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log.stub()
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return QPoint(0, 0)
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def pos_perc(self):
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page = self._widget.page()
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try:
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size = page.contentsSize()
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pos = page.scrollPosition()
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except AttributeError:
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# Added in Qt 5.7
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log.stub('on Qt < 5.7')
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return (None, None)
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else:
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# FIXME:qtwebengine is this correct?
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perc_x = 100 / size.width() * pos.x()
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perc_y = 100 / size.height() * pos.y()
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return (perc_x, perc_y)
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def to_perc(self, x=None, y=None):
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log.stub()
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def to_point(self, point):
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log.stub()
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def delta(self, x=0, y=0):
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log.stub()
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def delta_page(self, x=0, y=0):
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log.stub()
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def up(self, count=1):
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self._key_press(Qt.Key_Up, count)
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def down(self, count=1):
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self._key_press(Qt.Key_Down, count)
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def left(self, count=1):
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self._key_press(Qt.Key_Left, count)
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def right(self, count=1):
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self._key_press(Qt.Key_Right, count)
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def top(self):
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self._key_press(Qt.Key_Home)
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def bottom(self):
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self._key_press(Qt.Key_End)
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def page_up(self, count=1):
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self._key_press(Qt.Key_PageUp, count)
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def page_down(self, count=1):
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self._key_press(Qt.Key_PageDown, count)
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def at_top(self):
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log.stub()
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def at_bottom(self):
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log.stub()
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class WebEngineHistory(browsertab.AbstractHistory):
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"""QtWebEngine implementations related to page history."""
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def current_idx(self):
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return self._history.currentItemIndex()
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def back(self):
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self._history.back()
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def forward(self):
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self._history.forward()
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def can_go_back(self):
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return self._history.canGoBack()
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def can_go_forward(self):
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return self._history.canGoForward()
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def serialize(self):
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return qtutils.serialize(self._history)
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def deserialize(self, data):
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return qtutils.deserialize(data, self._history)
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def load_items(self, items):
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log.stub()
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class WebEngineZoom(browsertab.AbstractZoom):
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"""QtWebEngine implementations related to zooming."""
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def _set_factor_internal(self, factor):
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self._widget.setZoomFactor(factor)
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def factor(self):
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return self._widget.zoomFactor()
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class WebEngineTab(browsertab.AbstractTab):
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"""A QtWebEngine tab in the browser."""
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def __init__(self, win_id, mode_manager, parent=None):
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super().__init__(win_id)
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widget = webview.WebEngineView()
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self.history = WebEngineHistory(self)
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self.scroll = WebEngineScroller()
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self.caret = WebEngineCaret(win_id=win_id, mode_manager=mode_manager,
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tab=self, parent=self)
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self.zoom = WebEngineZoom(win_id=win_id, parent=self)
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self.search = WebEngineSearch(parent=self)
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self._set_widget(widget)
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self._connect_signals()
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self.backend = usertypes.Backend.QtWebEngine
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def openurl(self, url):
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self._openurl_prepare(url)
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self._widget.load(url)
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def url(self):
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return self._widget.url()
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def dump_async(self, callback, *, plain=False):
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if plain:
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self._widget.page().toPlainText(callback)
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else:
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self._widget.page().toHtml(callback)
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def run_js_async(self, code, callback=None):
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if callback is None:
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self._widget.page().runJavaScript(code)
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else:
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self._widget.page().runJavaScript(code, callback)
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def shutdown(self):
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log.stub()
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def reload(self, *, force=False):
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if force:
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action = QWebEnginePage.ReloadAndBypassCache
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else:
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action = QWebEnginePage.Reload
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self._widget.triggerPageAction(action)
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def stop(self):
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self._widget.stop()
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def title(self):
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return self._widget.title()
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def icon(self):
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return self._widget.icon()
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def set_html(self, html, base_url):
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# FIXME:qtwebengine
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# check this and raise an exception if too big:
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# Warning: The content will be percent encoded before being sent to the
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# renderer via IPC. This may increase its size. The maximum size of the
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# percent encoded content is 2 megabytes minus 30 bytes.
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self._widget.setHtml(html, base_url)
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def clear_ssl_errors(self):
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log.stub()
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def _connect_signals(self):
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view = self._widget
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page = view.page()
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page.windowCloseRequested.connect(self.window_close_requested)
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page.linkHovered.connect(self.link_hovered)
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page.loadProgress.connect(self._on_load_progress)
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page.loadStarted.connect(self._on_load_started)
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view.titleChanged.connect(self.title_changed)
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view.urlChanged.connect(self._on_url_changed)
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page.loadFinished.connect(self._on_load_finished)
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page.certificate_error.connect(self._on_ssl_errors)
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# FIXME:qtwebengine stub this?
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# view.iconChanged.connect(self.icon_changed)
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# view.scroll.pos_changed.connect(self.scroll.perc_changed)
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