forked from openlp/openlp
271 lines
13 KiB
Python
271 lines
13 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
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###############################################################################
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# OpenLP - Open Source Lyrics Projection #
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# --------------------------------------------------------------------------- #
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# Copyright (c) 2008-2018 OpenLP Developers #
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# --------------------------------------------------------------------------- #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the Free #
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# Software Foundation; version 2 of the License. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with this program; if not, write to the Free Software Foundation, Inc., 59 #
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# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
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###############################################################################
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"""
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The :mod:`~openlp.core.ui.media.playertab` module holds the configuration tab for the media stuff.
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"""
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import platform
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from PyQt5 import QtCore, QtWidgets
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from openlp.core.common.i18n import UiStrings, translate
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from openlp.core.common.registry import Registry
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from openlp.core.common.settings import Settings
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from openlp.core.lib.settingstab import SettingsTab
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from openlp.core.lib.ui import create_button
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from openlp.core.ui.icons import UiIcons
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from openlp.core.ui.media import get_media_players, set_media_players
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from openlp.core.widgets.buttons import ColorButton
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class MediaQCheckBox(QtWidgets.QCheckBox):
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"""
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MediaQCheckBox adds an extra property, player_name to the QCheckBox class.
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"""
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def set_player_name(self, name):
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"""
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Set the player name
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"""
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self.player_name = name
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class PlayerTab(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.media_players = Registry().get('media_controller').media_players
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self.saved_used_players = None
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self.icon_path = UiIcons().player
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player_translated = translate('OpenLP.PlayerTab', 'Players')
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super(PlayerTab, self).__init__(parent, 'Players', player_translated)
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def setupUi(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(PlayerTab, self).setupUi()
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self.background_color_group_box = QtWidgets.QGroupBox(self.left_column)
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self.background_color_group_box.setObjectName('background_color_group_box')
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self.form_layout = QtWidgets.QFormLayout(self.background_color_group_box)
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self.form_layout.setObjectName('form_layout')
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self.color_layout = QtWidgets.QHBoxLayout()
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self.background_color_label = QtWidgets.QLabel(self.background_color_group_box)
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self.background_color_label.setObjectName('background_color_label')
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self.color_layout.addWidget(self.background_color_label)
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self.background_color_button = ColorButton(self.background_color_group_box)
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self.background_color_button.setObjectName('background_color_button')
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self.color_layout.addWidget(self.background_color_button)
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self.form_layout.addRow(self.color_layout)
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self.information_label = QtWidgets.QLabel(self.background_color_group_box)
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self.information_label.setObjectName('information_label')
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self.information_label.setWordWrap(True)
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self.form_layout.addRow(self.information_label)
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self.left_layout.addWidget(self.background_color_group_box)
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self.right_column.setSizePolicy(QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Preferred)
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self.media_player_group_box = QtWidgets.QGroupBox(self.left_column)
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self.media_player_group_box.setObjectName('media_player_group_box')
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self.media_player_layout = QtWidgets.QVBoxLayout(self.media_player_group_box)
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self.media_player_layout.setObjectName('media_player_layout')
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self.player_check_boxes = {}
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self.left_layout.addWidget(self.media_player_group_box)
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self.player_order_group_box = QtWidgets.QGroupBox(self.left_column)
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self.player_order_group_box.setObjectName('player_order_group_box')
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self.player_order_layout = QtWidgets.QHBoxLayout(self.player_order_group_box)
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self.player_order_layout.setObjectName('player_order_layout')
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self.player_order_list_widget = QtWidgets.QListWidget(self.player_order_group_box)
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size_policy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Expanding)
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size_policy.setHorizontalStretch(0)
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size_policy.setVerticalStretch(0)
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size_policy.setHeightForWidth(self.player_order_list_widget.sizePolicy().hasHeightForWidth())
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self.player_order_list_widget.setSizePolicy(size_policy)
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self.player_order_list_widget.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAsNeeded)
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self.player_order_list_widget.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
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self.player_order_list_widget.setEditTriggers(QtWidgets.QAbstractItemView.NoEditTriggers)
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self.player_order_list_widget.setObjectName('player_order_list_widget')
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self.player_order_layout.addWidget(self.player_order_list_widget)
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self.ordering_button_layout = QtWidgets.QVBoxLayout()
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self.ordering_button_layout.setObjectName('ordering_button_layout')
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self.ordering_button_layout.addStretch(1)
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self.ordering_up_button = create_button(self, 'ordering_up_button', role='up',
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click=self.on_up_button_clicked)
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self.ordering_down_button = create_button(self, 'ordering_down_button', role='down',
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click=self.on_down_button_clicked)
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self.ordering_button_layout.addWidget(self.ordering_up_button)
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self.ordering_button_layout.addWidget(self.ordering_down_button)
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self.ordering_button_layout.addStretch(1)
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self.player_order_layout.addLayout(self.ordering_button_layout)
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self.left_layout.addWidget(self.player_order_group_box)
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self.left_layout.addStretch()
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self.right_layout.addStretch()
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# Signals and slots
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self.background_color_button.colorChanged.connect(self.on_background_color_changed)
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def retranslateUi(self):
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"""
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Translate the UI on the fly
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"""
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self.media_player_group_box.setTitle(translate('OpenLP.PlayerTab', 'Available Media Players'))
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self.player_order_group_box.setTitle(translate('OpenLP.PlayerTab', 'Player Search Order'))
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self.background_color_group_box.setTitle(UiStrings().BackgroundColor)
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self.background_color_label.setText(UiStrings().BackgroundColorColon)
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self.information_label.setText(translate('OpenLP.PlayerTab',
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'Visible background for videos with aspect ratio different to screen.'))
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self.retranslate_players()
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def on_background_color_changed(self, color):
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"""
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Set the background color
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:param color: The color to be set.
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"""
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self.background_color = color
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def on_player_check_box_changed(self, check_state):
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"""
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Add or remove players depending on their status
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:param check_state: The requested status.
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"""
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player = self.sender().player_name
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if check_state == QtCore.Qt.Checked:
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if player not in self.used_players:
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self.used_players.append(player)
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else:
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if player in self.used_players:
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self.used_players.remove(player)
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self.update_player_list()
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def update_player_list(self):
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"""
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Update the list of media players
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"""
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self.player_order_list_widget.clear()
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for player in self.used_players:
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if player in list(self.player_check_boxes.keys()):
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if len(self.used_players) == 1:
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# At least one media player has to stay active
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self.player_check_boxes['%s' % player].setEnabled(False)
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else:
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self.player_check_boxes['%s' % player].setEnabled(True)
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self.player_order_list_widget.addItem(self.media_players[str(player)].original_name)
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def on_up_button_clicked(self):
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"""
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Move a media player up in the order
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"""
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row = self.player_order_list_widget.currentRow()
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if row <= 0:
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return
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item = self.player_order_list_widget.takeItem(row)
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self.player_order_list_widget.insertItem(row - 1, item)
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self.player_order_list_widget.setCurrentRow(row - 1)
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self.used_players.insert(row - 1, self.used_players.pop(row))
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def on_down_button_clicked(self):
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"""
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Move a media player down in the order
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"""
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row = self.player_order_list_widget.currentRow()
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if row == -1 or row > self.player_order_list_widget.count() - 1:
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return
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item = self.player_order_list_widget.takeItem(row)
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self.player_order_list_widget.insertItem(row + 1, item)
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self.player_order_list_widget.setCurrentRow(row + 1)
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self.used_players.insert(row + 1, self.used_players.pop(row))
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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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if self.saved_used_players:
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self.used_players = self.saved_used_players
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self.used_players = get_media_players()[0]
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self.saved_used_players = self.used_players
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settings = Settings()
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settings.beginGroup(self.settings_section)
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self.update_player_list()
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self.background_color = settings.value('background color')
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self.initial_color = self.background_color
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settings.endGroup()
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self.background_color_button.color = self.background_color
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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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settings = Settings()
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settings.beginGroup(self.settings_section)
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settings.setValue('background color', self.background_color)
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settings.endGroup()
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old_players, override_player = get_media_players()
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if self.used_players != old_players:
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# clean old Media stuff
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set_media_players(self.used_players, override_player)
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self.settings_form.register_post_process('mediaitem_suffix_reset')
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self.settings_form.register_post_process('mediaitem_media_rebuild')
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self.settings_form.register_post_process('config_screen_changed')
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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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for key, player in self.media_players.items():
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player = self.media_players[key]
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checkbox = MediaQCheckBox(self.media_player_group_box)
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checkbox.setEnabled(player.available)
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checkbox.setObjectName(player.name + '_check_box')
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checkbox.setToolTip(player.get_info())
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checkbox.set_player_name(player.name)
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self.player_check_boxes[player.name] = checkbox
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checkbox.stateChanged.connect(self.on_player_check_box_changed)
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self.media_player_layout.addWidget(checkbox)
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if player.available and player.name in self.used_players:
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checkbox.setChecked(True)
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else:
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checkbox.setChecked(False)
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self.update_player_list()
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self.retranslate_players()
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def retranslate_players(self):
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"""
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Translations for players is dependent on their setup as well
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"""
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for key in self.media_players and self.player_check_boxes:
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player = self.media_players[key]
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checkbox = self.player_check_boxes[player.name]
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checkbox.set_player_name(player.name)
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if player.available:
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checkbox.setText(player.display_name)
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else:
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checkbox_text = translate('OpenLP.PlayerTab', '%s (unavailable)') % player.display_name
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if player.name == 'vlc':
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checkbox_text += ' ' + translate('OpenLP.PlayerTab',
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'NOTE: To use VLC you must install the %s version',
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'Will insert "32bit" or "64bit"') % platform.architecture()[0]
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checkbox.setText(checkbox_text)
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