mirror of https://gitlab.com/openlp/openlp.git
281 lines
14 KiB
Python
281 lines
14 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) 2008-2019 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.projector.editform` module provides the functions for adding/editing entries in the projector
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database.
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"""
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import logging
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from PyQt5 import QtCore, QtWidgets
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from openlp.core.common import verify_ip_address
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from openlp.core.common.i18n import translate
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from openlp.core.projectors.constants import PJLINK_PORT
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from openlp.core.projectors.db import Projector
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from openlp.core.ui.icons import UiIcons
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log = logging.getLogger(__name__)
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log.debug('editform loaded')
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# TODO: Fix db entries for input source(s)
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class Ui_ProjectorEditForm(object):
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"""
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The :class:`~openlp.core.lib.ui.projector.editform.Ui_ProjectorEditForm` class defines
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the user interface for the ProjectorEditForm dialog.
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"""
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def setup_ui(self, edit_projector_dialog):
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"""
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Create the interface layout.
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"""
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edit_projector_dialog.setObjectName('edit_projector_dialog')
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edit_projector_dialog.setWindowIcon(UiIcons().main_icon)
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edit_projector_dialog.setMinimumWidth(400)
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edit_projector_dialog.setModal(True)
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# Define the basic layout
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self.dialog_layout = QtWidgets.QGridLayout(edit_projector_dialog)
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self.dialog_layout.setObjectName('dialog_layout')
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self.dialog_layout.setSpacing(8)
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self.dialog_layout.setContentsMargins(8, 8, 8, 8)
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# IP Address
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self.ip_label = QtWidgets.QLabel(edit_projector_dialog)
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self.ip_label.setObjectName('projector_edit_ip_label')
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self.ip_text_edit = QtWidgets.QLineEdit(edit_projector_dialog)
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self.ip_text_edit.setObjectName('projector_edit_ip_text')
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self.ip_text_label = QtWidgets.QLabel(edit_projector_dialog)
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self.ip_text_label.setObjectName('projector_show_ip_text')
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self.dialog_layout.addWidget(self.ip_label, 0, 0)
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# For new projector, use edit widget
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self.dialog_layout.addWidget(self.ip_text_edit, 0, 1)
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# For edit projector, use show widget
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self.dialog_layout.addWidget(self.ip_text_label, 0, 1)
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# Port number
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self.port_label = QtWidgets.QLabel(edit_projector_dialog)
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self.port_label.setObjectName('projector_edit_ip_label')
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self.port_text = QtWidgets.QLineEdit(edit_projector_dialog)
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self.port_text.setObjectName('projector_edit_port_text')
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self.dialog_layout.addWidget(self.port_label, 1, 0)
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self.dialog_layout.addWidget(self.port_text, 1, 1)
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# PIN
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self.pin_label = QtWidgets.QLabel(edit_projector_dialog)
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self.pin_label.setObjectName('projector_edit_pin_label')
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self.pin_text = QtWidgets.QLineEdit(edit_projector_dialog)
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self.pin_label.setObjectName('projector_edit_pin_text')
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self.dialog_layout.addWidget(self.pin_label, 2, 0)
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self.dialog_layout.addWidget(self.pin_text, 2, 1)
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# Name
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self.name_label = QtWidgets.QLabel(edit_projector_dialog)
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self.name_label.setObjectName('projector_edit_name_label')
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self.name_text = QtWidgets.QLineEdit(edit_projector_dialog)
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self.name_text.setObjectName('projector_edit_name_text')
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self.dialog_layout.addWidget(self.name_label, 3, 0)
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self.dialog_layout.addWidget(self.name_text, 3, 1)
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# Location
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self.location_label = QtWidgets.QLabel(edit_projector_dialog)
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self.location_label.setObjectName('projector_edit_location_label')
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self.location_text = QtWidgets.QLineEdit(edit_projector_dialog)
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self.location_text.setObjectName('projector_edit_location_text')
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self.dialog_layout.addWidget(self.location_label, 4, 0)
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self.dialog_layout.addWidget(self.location_text, 4, 1)
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# Notes
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self.notes_label = QtWidgets.QLabel(edit_projector_dialog)
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self.notes_label.setObjectName('projector_edit_notes_label')
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self.notes_text = QtWidgets.QPlainTextEdit(edit_projector_dialog)
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self.notes_text.setObjectName('projector_edit_notes_text')
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self.dialog_layout.addWidget(self.notes_label, 5, 0, alignment=QtCore.Qt.AlignTop)
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self.dialog_layout.addWidget(self.notes_text, 5, 1)
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# Time for the buttons
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self.button_box = QtWidgets.QDialogButtonBox(QtWidgets.QDialogButtonBox.Help |
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QtWidgets.QDialogButtonBox.Save |
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QtWidgets.QDialogButtonBox.Cancel)
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self.dialog_layout.addWidget(self.button_box, 8, 0, 1, 2)
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def retranslate_ui(self, edit_projector_dialog):
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if self.new_projector:
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title = translate('OpenLP.ProjectorEditForm', 'Add New Projector')
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self.projector.port = PJLINK_PORT
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else:
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title = translate('OpenLP.ProjectorEditForm', 'Edit Projector')
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edit_projector_dialog.setWindowTitle(title)
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self.ip_label.setText(translate('OpenLP.ProjectorEditForm', 'IP Address'))
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self.ip_text_edit.setText(self.projector.ip)
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self.ip_text_label.setText(self.projector.ip)
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self.port_label.setText(translate('OpenLP.ProjectorEditForm', 'Port Number'))
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self.port_text.setText(str(self.projector.port))
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self.pin_label.setText(translate('OpenLP.ProjectorEditForm', 'PIN'))
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self.pin_text.setText(self.projector.pin)
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self.name_label.setText(translate('OpenLP.ProjectorEditForm', 'Name'))
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self.name_text.setText(self.projector.name)
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self.location_label.setText(translate('OpenLP.ProjectorEditForm', 'Location'))
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self.location_text.setText(self.projector.location)
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self.notes_label.setText(translate('OpenLP.ProjectorEditForm', 'Notes'))
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self.notes_text.clear()
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self.notes_text.insertPlainText(self.projector.notes)
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class ProjectorEditForm(QtWidgets.QDialog, Ui_ProjectorEditForm):
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"""
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Class to add or edit a projector entry in the database.
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Fields that are editable:
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ip = Column(String(100)) (Only edit for new projector)
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port = Column(String(8))
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pin = Column(String(20))
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name = Column(String(20))
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location = Column(String(30))
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notes = Column(String(200))
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"""
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newProjector = QtCore.pyqtSignal(str)
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editProjector = QtCore.pyqtSignal(object)
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def __init__(self, parent=None, projectordb=None):
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super(ProjectorEditForm, self).__init__(parent, QtCore.Qt.WindowSystemMenuHint | QtCore.Qt.WindowTitleHint |
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QtCore.Qt.WindowCloseButtonHint)
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self.projectordb = projectordb
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self.setup_ui(self)
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self.button_box.accepted.connect(self.accept_me)
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self.button_box.helpRequested.connect(self.help_me)
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self.button_box.rejected.connect(self.cancel_me)
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def exec(self, projector=None):
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if projector is None:
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self.projector = Projector()
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self.new_projector = True
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self.ip_text_edit.setVisible(True)
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self.ip_text_edit.setFocus()
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self.ip_text_label.setVisible(False)
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else:
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self.projector = projector
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self.new_projector = False
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self.ip_text_edit.setVisible(False)
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self.ip_text_label.setVisible(True)
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# Since it's already defined, IP address is unchangeable, so focus on port number
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self.port_text.setFocus()
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self.retranslate_ui(self)
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reply = QtWidgets.QDialog.exec(self)
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return reply
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@QtCore.pyqtSlot()
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def accept_me(self):
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"""
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Validate input before accepting input.
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"""
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log.debug('accept_me() signal received')
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valid = True
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if len(self.name_text.text().strip()) < 1:
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QtWidgets.QMessageBox.warning(self,
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translate('OpenLP.ProjectorEdit', 'Name Not Set'),
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translate('OpenLP.ProjectorEdit',
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'You must enter a name for this entry.<br />'
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'Please enter a new name for this entry.'))
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valid = False
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return
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name = self.name_text.text().strip()
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record = self.projectordb.get_projector_by_name(name)
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if record is not None and record.id != self.projector.id:
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QtWidgets.QMessageBox.warning(self,
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translate('OpenLP.ProjectorEdit', 'Duplicate Name'),
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translate('OpenLP.ProjectorEdit',
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'There is already an entry with name "{name}" in '
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'the database as ID "{record}". <br />'
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'Please enter a different name.'.format(name=name,
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record=record.id)))
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valid = False
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return
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if self.new_projector:
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# Only validate a new entry - otherwise it's been previously verified
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adx = self.ip_text_edit.text()
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valid = verify_ip_address(adx)
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if valid:
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# With a valid IP - check if it's already in database so we don't duplicate
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ip = self.projectordb.get_projector_by_ip(adx)
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if ip is None:
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valid = True
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self.new_projector = True
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elif ip.id != self.projector.id:
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QtWidgets.QMessageBox.warning(self,
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translate('OpenLP.ProjectorWizard', 'Duplicate IP Address'),
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translate('OpenLP.ProjectorWizard',
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'IP address "{ip}"<br />is already in the database '
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'as ID {data}.<br /><br />Please Enter a different '
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'IP address.'.format(ip=adx, data=ip.id)))
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return
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else:
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QtWidgets.QMessageBox.warning(self,
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translate('OpenLP.ProjectorWizard', 'Invalid IP Address'),
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translate('OpenLP.ProjectorWizard',
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'IP address "{ip}"<br>is not a valid IP address.'
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'<br /><br />Please enter a valid IP address.'.format(ip=adx)))
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valid = False
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return
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port = int(self.port_text.text())
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if port < 1000 or port > 32767:
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QtWidgets.QMessageBox.warning(self,
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translate('OpenLP.ProjectorWizard', 'Invalid Port Number'),
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translate('OpenLP.ProjectorWizard',
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'Port numbers below 1000 are reserved for admin use only, '
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'<br />and port numbers above 32767 are not currently usable.'
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'<br /><br />Please enter a valid port number between '
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'1000 and 32767.<br /><br />'
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'Default PJLink port is {port}'.format(port=PJLINK_PORT)))
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valid = False
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if valid:
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if self.new_projector:
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self.projector.ip = self.ip_text_edit.text()
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self.projector.pin = self.pin_text.text()
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self.projector.port = int(self.port_text.text())
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self.projector.name = self.name_text.text()
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self.projector.location = self.location_text.text()
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self.projector.notes = self.notes_text.toPlainText()
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if self.new_projector:
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saved = self.projectordb.add_projector(self.projector)
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else:
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saved = self.projectordb.update_projector(self.projector)
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if not saved:
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QtWidgets.QMessageBox.warning(self,
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translate('OpenLP.ProjectorEditForm', 'Database Error'),
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translate('OpenLP.ProjectorEditForm',
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'There was an error saving projector '
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'information. See the log for the error'))
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return saved
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if self.new_projector:
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self.newProjector.emit(adx)
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else:
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self.editProjector.emit(self.projector)
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self.close()
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@QtCore.pyqtSlot()
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def help_me(self):
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"""
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Show a help message about the input fields.
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"""
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log.debug('help_me() signal received')
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@QtCore.pyqtSlot()
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def cancel_me(self):
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"""
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Cancel button clicked - just close.
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"""
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log.debug('cancel_me() signal received')
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self.close()
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