forked from openlp/openlp
191 lines
8.3 KiB
Python
191 lines
8.3 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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The :mod:`settingsform` provides a user interface for the OpenLP settings
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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 Registry, RegistryProperties
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from openlp.core.lib import build_icon
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from openlp.core.ui import AdvancedTab, GeneralTab, ThemesTab
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from openlp.core.ui.media import PlayerTab
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from .settingsdialog import Ui_SettingsDialog
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from openlp.core.ui.projector.tab import ProjectorTab
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log = logging.getLogger(__name__)
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class SettingsForm(QtWidgets.QDialog, Ui_SettingsDialog, RegistryProperties):
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"""
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Provide the form to manipulate the settings for OpenLP
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"""
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def __init__(self, parent=None):
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"""
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Initialise the settings form
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"""
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Registry().register('settings_form', self)
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Registry().register_function('bootstrap_post_set_up', self.bootstrap_post_set_up)
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super(SettingsForm, self).__init__(parent)
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self.processes = []
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self.setupUi(self)
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self.setting_list_widget.currentRowChanged.connect(self.list_item_changed)
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self.general_tab = None
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self.themes_tab = None
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self.projector_tab = None
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self.advanced_tab = None
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self.player_tab = None
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def exec(self):
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"""
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Execute the form
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"""
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# load all the settings
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self.setting_list_widget.clear()
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while self.stacked_layout.count():
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# take at 0 and the rest shuffle up.
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self.stacked_layout.takeAt(0)
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self.insert_tab(self.general_tab)
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self.insert_tab(self.themes_tab)
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self.insert_tab(self.advanced_tab)
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self.insert_tab(self.player_tab)
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self.insert_tab(self.projector_tab)
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for plugin in self.plugin_manager.plugins:
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if plugin.settings_tab:
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self.insert_tab(plugin.settings_tab, plugin.is_active())
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self.setting_list_widget.setCurrentRow(0)
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return QtWidgets.QDialog.exec(self)
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def insert_tab(self, tab_widget, is_visible=True):
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"""
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Add a tab to the form at a specific location
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:param tab_widget: The widget to add
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:param is_visible: If this tab should be visible
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"""
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log.debug('Inserting %s tab' % tab_widget.tab_title)
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# add the tab to get it to display in the correct part of the screen
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self.stacked_layout.addWidget(tab_widget)
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if is_visible:
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list_item = QtWidgets.QListWidgetItem(build_icon(tab_widget.icon_path), tab_widget.tab_title_visible)
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list_item.setData(QtCore.Qt.UserRole, tab_widget.tab_title)
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self.setting_list_widget.addItem(list_item)
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def accept(self):
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"""
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Process the form saving the settings
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"""
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log.debug('Processing settings exit')
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# We add all the forms into the stacked layout, even if the plugin is inactive,
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# but we don't add the item to the list on the side if the plugin is inactive,
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# so loop through the list items, and then find the tab for that item.
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for item_index in range(self.setting_list_widget.count()):
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# Get the list item
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list_item = self.setting_list_widget.item(item_index)
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if not list_item:
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continue
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# Now figure out if there's a tab for it, and save the tab.
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plugin_name = list_item.data(QtCore.Qt.UserRole)
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for tab_index in range(self.stacked_layout.count()):
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tab_widget = self.stacked_layout.widget(tab_index)
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if tab_widget.tab_title == plugin_name:
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tab_widget.save()
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# if the image background has been changed we need to regenerate the image cache
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if 'images_config_updated' in self.processes or 'config_screen_changed' in self.processes:
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self.register_post_process('images_regenerate')
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# Now lets process all the post save handlers
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while self.processes:
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Registry().execute(self.processes.pop(0))
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return QtWidgets.QDialog.accept(self)
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def reject(self):
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"""
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Process the form saving the settings
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"""
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self.processes = []
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# Same as accept(), we need to loop over the visible tabs, and skip the inactive ones
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for item_index in range(self.setting_list_widget.count()):
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# Get the list item
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list_item = self.setting_list_widget.item(item_index)
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if not list_item:
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continue
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# Now figure out if there's a tab for it, and save the tab.
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plugin_name = list_item.data(QtCore.Qt.UserRole)
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for tab_index in range(self.stacked_layout.count()):
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tab_widget = self.stacked_layout.widget(tab_index)
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if tab_widget.tab_title == plugin_name:
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tab_widget.cancel()
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return QtWidgets.QDialog.reject(self)
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def bootstrap_post_set_up(self):
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"""
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Run any post-setup code for the tabs on the form
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"""
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# General tab
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self.general_tab = GeneralTab(self)
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# Themes tab
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self.themes_tab = ThemesTab(self)
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# Projector Tab
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self.projector_tab = ProjectorTab(self)
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# Advanced tab
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self.advanced_tab = AdvancedTab(self)
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# Advanced tab
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self.player_tab = PlayerTab(self)
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self.general_tab.post_set_up()
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self.themes_tab.post_set_up()
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self.advanced_tab.post_set_up()
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self.player_tab.post_set_up()
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for plugin in self.plugin_manager.plugins:
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if plugin.settings_tab:
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plugin.settings_tab.post_set_up()
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def list_item_changed(self, item_index):
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"""
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A different settings tab is selected
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:param item_index: The index of the item that was selected
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"""
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# Get the item we clicked on
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list_item = self.setting_list_widget.item(item_index)
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# Quick exit to the left if the item doesn't exist (maybe -1?)
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if not list_item:
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return
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# Loop through the list of tabs in the stacked layout
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for tab_index in range(self.stacked_layout.count()):
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# Get the widget
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tab_widget = self.stacked_layout.itemAt(tab_index).widget()
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# Check that the title of the tab (i.e. plugin name) is the same as the data in the list item
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if tab_widget.tab_title == list_item.data(QtCore.Qt.UserRole):
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# Make the matching tab visible
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self.stacked_layout.setCurrentIndex(tab_index)
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self.stacked_layout.currentWidget().tab_visible()
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def register_post_process(self, function):
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"""
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Register for updates to be done on save removing duplicate functions
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:param function: The function to be called
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"""
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if function not in self.processes:
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self.processes.append(function)
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