openlp/openlp/core/projectors/tab.py

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4

###############################################################################
# OpenLP - Open Source Lyrics Projection                                      #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2018 OpenLP Developers                                   #
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# This program 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; version 2 of the License.                              #
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# This program 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.                                                               #
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# You should have received a copy of the GNU General Public License along     #
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"""
The :mod:`openlp.core.ui.projector.tab` module provides the settings tab in the settings dialog.
"""
import logging

from PyQt5 import QtWidgets

from openlp.core.common.i18n import UiStrings, translate
from openlp.core.common.settings import Settings
from openlp.core.lib import SettingsTab
from openlp.core.projectors import DialogSourceStyle

log = logging.getLogger(__name__)
log.debug('projectortab module loaded')


class ProjectorTab(SettingsTab):
    """
    Openlp Settings -> Projector settings
    """
    def __init__(self, parent):
        """
        ProjectorTab initialization

        :param parent: Parent widget
        """
        self.icon_path = ':/projector/projector_manager.png'
        projector_translated = translate('OpenLP.ProjectorTab', 'Projector')
        super(ProjectorTab, self).__init__(parent, 'Projector', projector_translated)

    def setupUi(self):
        """
        Setup the UI
        """
        self.setObjectName('ProjectorTab')
        super(ProjectorTab, self).setupUi()
        self.connect_box = QtWidgets.QGroupBox(self.left_column)
        self.connect_box.setObjectName('connect_box')
        self.connect_box_layout = QtWidgets.QFormLayout(self.connect_box)
        self.connect_box_layout.setObjectName('connect_box_layout')
        # Start comms with projectors on startup
        self.connect_on_startup = QtWidgets.QCheckBox(self.connect_box)
        self.connect_on_startup.setObjectName('connect_on_startup')
        self.connect_box_layout.addRow(self.connect_on_startup)
        # Socket timeout
        self.socket_timeout_label = QtWidgets.QLabel(self.connect_box)
        self.socket_timeout_label.setObjectName('socket_timeout_label')
        self.socket_timeout_spin_box = QtWidgets.QSpinBox(self.connect_box)
        self.socket_timeout_spin_box.setObjectName('socket_timeout_spin_box')
        self.socket_timeout_spin_box.setMinimum(2)
        self.socket_timeout_spin_box.setMaximum(10)
        self.connect_box_layout.addRow(self.socket_timeout_label, self.socket_timeout_spin_box)
        # Poll interval
        self.socket_poll_label = QtWidgets.QLabel(self.connect_box)
        self.socket_poll_label.setObjectName('socket_poll_label')
        self.socket_poll_spin_box = QtWidgets.QSpinBox(self.connect_box)
        self.socket_poll_spin_box.setObjectName('socket_timeout_spin_box')
        self.socket_poll_spin_box.setMinimum(5)
        self.socket_poll_spin_box.setMaximum(60)
        self.connect_box_layout.addRow(self.socket_poll_label, self.socket_poll_spin_box)
        self.left_layout.addWidget(self.connect_box)
        # Source input select dialog box type
        self.dialog_type_label = QtWidgets.QLabel(self.connect_box)
        self.dialog_type_label.setObjectName('dialog_type_label')
        self.dialog_type_combo_box = QtWidgets.QComboBox(self.connect_box)
        self.dialog_type_combo_box.setObjectName('dialog_type_combo_box')
        self.dialog_type_combo_box.addItems(['', ''])
        self.connect_box_layout.addRow(self.dialog_type_label, self.dialog_type_combo_box)
        self.left_layout.addStretch()
        self.dialog_type_combo_box.activated.connect(self.on_dialog_type_combo_box_changed)

    def retranslateUi(self):
        """
        Translate the UI on the fly
        """
        self.tab_title_visible = UiStrings().Projectors
        self.connect_box.setTitle(
            translate('OpenLP.ProjectorTab', 'Communication Options'))
        self.connect_on_startup.setText(
            translate('OpenLP.ProjectorTab', 'Connect to projectors on startup'))
        self.socket_timeout_label.setText(
            translate('OpenLP.ProjectorTab', 'Socket timeout (seconds)'))
        self.socket_poll_label.setText(
            translate('OpenLP.ProjectorTab', 'Poll time (seconds)'))
        self.dialog_type_label.setText(
            translate('Openlp.ProjectorTab', 'Source select dialog interface'))
        self.dialog_type_combo_box.setItemText(DialogSourceStyle.Tabbed,
                                               translate('OpenLP.ProjectorTab', 'Tabbed dialog box'))
        self.dialog_type_combo_box.setItemText(DialogSourceStyle.Single,
                                               translate('OpenLP.ProjectorTab', 'Single dialog box'))

    def load(self):
        """
        Load the projector settings on startup
        """
        settings = Settings()
        settings.beginGroup(self.settings_section)
        self.connect_on_startup.setChecked(settings.value('connect on start'))
        self.socket_timeout_spin_box.setValue(settings.value('socket timeout'))
        self.socket_poll_spin_box.setValue(settings.value('poll time'))
        self.dialog_type_combo_box.setCurrentIndex(settings.value('source dialog type'))
        settings.endGroup()

    def save(self):
        """
        Save the projector settings
        """
        settings = Settings()
        settings.beginGroup(self.settings_section)
        settings.setValue('connect on start', self.connect_on_startup.isChecked())
        settings.setValue('socket timeout', self.socket_timeout_spin_box.value())
        settings.setValue('poll time', self.socket_poll_spin_box.value())
        settings.setValue('source dialog type', self.dialog_type_combo_box.currentIndex())
        settings.endGroup()

    def on_dialog_type_combo_box_changed(self):
        self.dialog_type = self.dialog_type_combo_box.currentIndex()