forked from openlp/openlp
135 lines
6.4 KiB
Python
135 lines
6.4 KiB
Python
# -*- coding: utf-8 -*-
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##########################################################################
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# OpenLP - Open Source Lyrics Projection #
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# ---------------------------------------------------------------------- #
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# Copyright (c) 2008-2022 OpenLP Developers #
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# ---------------------------------------------------------------------- #
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# This program 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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# This program 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 this program. If not, see <https://www.gnu.org/licenses/>. #
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##########################################################################
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"""
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The :mod:`~openlp.core.ui.media.mediatab` module holds the configuration tab for the media stuff.
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"""
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import logging
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from PyQt5 import QtWidgets
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from openlp.core.common.i18n import translate
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from openlp.core.lib.settingstab import SettingsTab
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from openlp.core.lib.ui import critical_error_message_box
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from openlp.core.ui.icons import UiIcons
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VLC_ARGUMENT_BLACKLIST = [' -h ', ' --help ', ' -H ', '--full-help ', ' --longhelp ', ' --help-verbose ', ' -l ',
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' --list ', ' --list-verbose ']
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log = logging.getLogger(__name__)
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class MediaTab(SettingsTab):
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"""
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MediaTab is the Media settings tab in the settings dialog.
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"""
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def __init__(self, parent):
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"""
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Constructor
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"""
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self.icon_path = UiIcons().video
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player_translated = translate('OpenLP.MediaTab', 'Media')
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super(MediaTab, self).__init__(parent, 'Media', player_translated)
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def setup_ui(self):
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"""
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Set up the UI
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"""
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self.setObjectName('MediaTab')
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super(MediaTab, self).setup_ui()
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self.live_media_group_box = QtWidgets.QGroupBox(self.left_column)
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self.live_media_group_box.setObjectName('live_media_group_box')
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self.media_layout = QtWidgets.QVBoxLayout(self.live_media_group_box)
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self.media_layout.setObjectName('live_media_layout')
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self.auto_start_check_box = QtWidgets.QCheckBox(self.live_media_group_box)
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self.auto_start_check_box.setObjectName('auto_start_check_box')
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self.media_layout.addWidget(self.auto_start_check_box)
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self.left_layout.addWidget(self.live_media_group_box)
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self.vlc_arguments_group_box = QtWidgets.QGroupBox(self.left_column)
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self.vlc_arguments_group_box.setObjectName('vlc_arguments_group_box')
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self.vlc_arguments_layout = QtWidgets.QFormLayout(self.vlc_arguments_group_box)
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self.vlc_arguments_layout.setObjectName('vlc_arguments_layout')
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self.vlc_arguments_label = QtWidgets.QLabel(self.vlc_arguments_group_box)
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self.vlc_arguments_label.setObjectName('vlc_arguments_label')
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self.vlc_arguments_edit = QtWidgets.QLineEdit(self)
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self.vlc_arguments_layout.addRow(self.vlc_arguments_label, self.vlc_arguments_edit)
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self.left_layout.addWidget(self.vlc_arguments_group_box)
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self.left_layout.addStretch()
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self.right_layout.addStretch()
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# Connect vlc_arguments_edit content validator
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self.vlc_arguments_edit.editingFinished.connect(self.on_vlc_arguments_edit_finished)
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def retranslate_ui(self):
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"""
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Translate the UI on the fly
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"""
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self.live_media_group_box.setTitle(translate('MediaPlugin.MediaTab', 'Live Media'))
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self.vlc_arguments_group_box.setTitle(translate('MediaPlugin.MediaTab', 'VLC (requires restart)'))
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self.vlc_arguments_label.setText(translate('MediaPlugin.MediaTab', 'Extra arguments:'))
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self.auto_start_check_box.setText(translate('MediaPlugin.MediaTab', 'Start Live items automatically'))
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def load(self):
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"""
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Load the settings
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"""
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self.auto_start_check_box.setChecked(self.settings.value('media/media auto start'))
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self.vlc_arguments_edit.setText(self.settings.value('media/vlc arguments'))
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def save(self):
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"""
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Save the settings
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"""
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setting_key = 'media/media auto start'
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if self.settings.value(setting_key) != self.auto_start_check_box.checkState():
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self.settings.setValue(setting_key, self.auto_start_check_box.checkState())
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self.settings.setValue('media/vlc arguments', self.vlc_arguments_edit.text())
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def post_set_up(self, post_update=False):
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"""
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Late setup for players as the MediaController has to be initialised first.
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:param post_update: Indicates if called before or after updates.
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"""
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pass
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def on_revert(self):
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pass
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def on_vlc_arguments_edit_finished(self):
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"""
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Verify that there is no blacklisted arguments in entered that could cause issues, like shutting down OpenLP.
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"""
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# This weird modified checking and setting is needed to prevent an infinite loop due to setting the focus
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# back to vlc_arguments_edit triggers the editingFinished signal.
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if not self.vlc_arguments_edit.isModified():
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self.vlc_arguments_edit.setModified(True)
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return
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self.vlc_arguments_edit.setModified(False)
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# Check for blacklisted arguments
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arguments = ' ' + self.vlc_arguments_edit.text() + ' '
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self.vlc_arguments_edit.setModified(False)
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for blacklisted in VLC_ARGUMENT_BLACKLIST:
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if blacklisted in arguments:
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critical_error_message_box(message=translate('MediaPlugin.MediaTab',
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'The argument {arg} must not be used for VLC!'.format(
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arg=blacklisted.strip())), parent=self)
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self.vlc_arguments_edit.setFocus()
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return
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