105 lines
3.5 KiB
Python
105 lines
3.5 KiB
Python
# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
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# Copyright 2014-2015 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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"""Text displayed in the statusbar."""
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from PyQt5.QtCore import pyqtSlot
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from qutebrowser.config import config
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from qutebrowser.mainwindow.statusbar import textbase
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from qutebrowser.utils import usertypes, log, objreg
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class Text(textbase.TextBase):
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"""Text displayed in the statusbar.
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Attributes:
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_normaltext: The "permanent" text. Never automatically cleared.
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_temptext: The temporary text to display.
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_jstext: The text javascript wants to display.
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The temptext is shown from StatusBar when a temporary text or error is
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available. If not, the permanent text is shown.
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"""
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Text = usertypes.enum('Text', ['normal', 'temp', 'js'])
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def __init__(self, parent=None):
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super().__init__(parent)
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self._normaltext = ''
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self._temptext = ''
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self._jstext = ''
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objreg.get('config').changed.connect(self.update_text)
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def set_text(self, which, text):
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"""Set a text.
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Args:
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which: Which text to set, a self.Text instance.
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text: The text to set.
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"""
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log.statusbar.debug("Setting {} text to '{}'.".format(
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which.name, text))
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if which is self.Text.normal:
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self._normaltext = text
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elif which is self.Text.temp:
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self._temptext = text
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elif which is self.Text.js:
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self._jstext = text
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else:
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raise ValueError("Invalid value {} for which!".format(which))
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self.update_text()
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@pyqtSlot(str)
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def maybe_reset_text(self, text):
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"""Clear a normal text if it still matches an expected text."""
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if self._normaltext == text:
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log.misc.debug("Resetting: '{}'".format(text))
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self.set_text(self.Text.normal, '')
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else:
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log.misc.debug("Ignoring reset: '{}'".format(text))
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@config.change_filter('ui', 'display-statusbar-messages')
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def update_text(self):
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"""Update QLabel text when needed."""
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if self._temptext:
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self.setText(self._temptext)
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elif self._jstext and config.get('ui', 'display-statusbar-messages'):
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self.setText(self._jstext)
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elif self._normaltext:
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self.setText(self._normaltext)
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else:
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self.setText('')
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@pyqtSlot(str)
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def on_statusbar_message(self, val):
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"""Called when javascript tries to set a statusbar message."""
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self._jstext = val
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@pyqtSlot()
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def on_load_started(self):
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"""Clear jstext when page loading started."""
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self._jstext = ''
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@pyqtSlot(int)
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def on_tab_changed(self, tab):
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"""Set the correct jstext when the current tab changed."""
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self._jstext = tab.statusbar_message
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