forked from openlp/openlp
263 lines
13 KiB
Python
263 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) 2008-2015 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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:mod: `openlp.core.ui.projector.editform` module
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Provides the functions for adding/editing entries in the projector database.
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"""
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import logging
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log = logging.getLogger(__name__)
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log.debug('editform loaded')
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from PyQt5 import QtCore, QtWidgets
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from PyQt5.QtCore import pyqtSlot, pyqtSignal
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from PyQt5.QtWidgets import QDialog, QPlainTextEdit, QLineEdit, QDialogButtonBox, QLabel, QGridLayout
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from openlp.core.common import translate, verify_ip_address
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from openlp.core.lib import build_icon
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from openlp.core.lib.projector.db import Projector
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from openlp.core.lib.projector.constants import PJLINK_PORT
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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 setupUi(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(build_icon(u':/icon/openlp-logo-32x32.png'))
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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 = 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 = QLabel(edit_projector_dialog)
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self.ip_label.setObjectName('projector_edit_ip_label')
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self.ip_text = QLineEdit(edit_projector_dialog)
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self.ip_text.setObjectName('projector_edit_ip_text')
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self.dialog_layout.addWidget(self.ip_label, 0, 0)
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self.dialog_layout.addWidget(self.ip_text, 0, 1)
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# Port number
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self.port_label = QLabel(edit_projector_dialog)
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self.port_label.setObjectName('projector_edit_ip_label')
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self.port_text = 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 = QLabel(edit_projector_dialog)
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self.pin_label.setObjectName('projector_edit_pin_label')
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self.pin_text = 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 = QLabel(edit_projector_dialog)
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self.name_label.setObjectName('projector_edit_name_label')
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self.name_text = 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 = QLabel(edit_projector_dialog)
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self.location_label.setObjectName('projector_edit_location_label')
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self.location_text = 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 = QLabel(edit_projector_dialog)
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self.notes_label.setObjectName('projector_edit_notes_label')
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self.notes_text = 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 = QDialogButtonBox(QDialogButtonBox.Help |
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QDialogButtonBox.Save |
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QDialogButtonBox.Cancel)
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self.dialog_layout.addWidget(self.button_box, 8, 0, 1, 2)
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def retranslateUi(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.setText(self.projector.ip)
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self.ip_text.setFocus()
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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(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))
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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 = pyqtSignal(str)
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editProjector = pyqtSignal(object)
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def __init__(self, parent=None, projectordb=None):
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super(ProjectorEditForm, self).__init__(parent=parent)
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self.projectordb = projectordb
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self.setupUi(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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else:
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self.projector = projector
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self.new_projector = False
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self.retranslateUi(self)
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reply = QDialog.exec(self)
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return reply
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@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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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 "%s" in '
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'the database as ID "%s". <br />'
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'Please enter a different name.' % (name, record.id)))
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valid = False
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return
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adx = self.ip_text.text()
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valid = verify_ip_address(adx)
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if valid:
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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 "%s"<br />is already in the database as ID %s.'
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'<br /><br />Please Enter a different IP address.' %
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(adx, ip.id)))
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valid = False
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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 "%s"<br>is not a valid IP address.'
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'<br /><br />Please enter a valid IP address.' % 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.'
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'<br /><br />Default PJLink port is %s' % PJLINK_PORT))
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valid = False
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if valid:
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self.projector.ip = self.ip_text.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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@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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@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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