# -*- coding: utf-8 -*- # vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4 ############################################################################### # OpenLP - Open Source Lyrics Projection # # --------------------------------------------------------------------------- # # Copyright (c) 2008-2014 Raoul Snyman # # Portions copyright (c) 2008-2014 Tim Bentley, Gerald Britton, Jonathan # # Corwin, Samuel Findlay, Michael Gorven, Scott Guerrieri, Matthias Hub, # # Meinert Jordan, Armin Köhler, Erik Lundin, Edwin Lunando, Brian T. Meyer. # # Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias Põldaru, # # Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, # # Maikel Stuivenberg, Martin Thompson, Jon Tibble, Dave Warnock, # # Frode Woldsund, Martin Zibricky, Patrick Zimmermann # # --------------------------------------------------------------------------- # # 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. # # # # 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. # # # # You should have received a copy of the GNU General Public License along # # with this program; if not, write to the Free Software Foundation, Inc., 59 # # Temple Place, Suite 330, Boston, MA 02111-1307 USA # ############################################################################### """ The :mod:`settingsform` provides a user interface for the OpenLP settings """ import logging from PyQt4 import QtGui from openlp.core.common import Registry from openlp.core.lib import PluginStatus, build_icon from openlp.core.ui import AdvancedTab, GeneralTab, ThemesTab from openlp.core.ui.media import PlayerTab from .settingsdialog import Ui_SettingsDialog log = logging.getLogger(__name__) class SettingsForm(QtGui.QDialog, Ui_SettingsDialog): """ Provide the form to manipulate the settings for OpenLP """ def __init__(self, parent=None): """ Initialise the settings form """ Registry().register('settings_form', self) Registry().register_function('bootstrap_post_set_up', self.post_set_up) super(SettingsForm, self).__init__(parent) self.processes = [] self.setupUi(self) def exec_(self): """ Execute the form """ # load all the settings self.setting_list_widget.clear() while self.stacked_layout.count(): # take at 0 and the rest shuffle up. self.stacked_layout.takeAt(0) self.insert_tab(self.general_tab, 0, PluginStatus.Active) self.insert_tab(self.themes_tab, 1, PluginStatus.Active) self.insert_tab(self.advanced_tab, 2, PluginStatus.Active) self.insert_tab(self.player_tab, 3, PluginStatus.Active) count = 4 for plugin in self.plugin_manager.plugins: if plugin.settings_tab: self.insert_tab(plugin.settings_tab, count, plugin.status) count += 1 self.setting_list_widget.setCurrentRow(0) return QtGui.QDialog.exec_(self) def insert_tab(self, tab, location, is_active): """ Add a tab to the form at a specific location """ log.debug('Inserting %s tab' % tab.tab_title) # add the tab to get it to display in the correct part of the screen pos = self.stacked_layout.addWidget(tab) if is_active: item_name = QtGui.QListWidgetItem(tab.tab_title_visible) icon = build_icon(tab.icon_path) item_name.setIcon(icon) self.setting_list_widget.insertItem(location, item_name) else: # then remove tab to stop the UI displaying it even if it is not required. self.stacked_layout.takeAt(pos) def accept(self): """ Process the form saving the settings """ log.debug('Processing settings exit') for tabIndex in range(self.stacked_layout.count()): self.stacked_layout.widget(tabIndex).save() # if the display of image background are changing we need to regenerate the image cache if 'images_config_updated' in self.processes or 'config_screen_changed' in self.processes: self.register_post_process('images_regenerate') # Now lets process all the post save handlers while self.processes: Registry().execute(self.processes.pop(0)) return QtGui.QDialog.accept(self) def reject(self): """ Process the form saving the settings """ self.processes = [] for tabIndex in range(self.stacked_layout.count()): self.stacked_layout.widget(tabIndex).cancel() return QtGui.QDialog.reject(self) def post_set_up(self): """ Run any post-setup code for the tabs on the form """ # General tab self.general_tab = GeneralTab(self) # Themes tab self.themes_tab = ThemesTab(self) # Advanced tab self.advanced_tab = AdvancedTab(self) # Advanced tab self.player_tab = PlayerTab(self) self.general_tab.post_set_up() self.themes_tab.post_set_up() self.advanced_tab.post_set_up() self.player_tab.post_set_up() for plugin in self.plugin_manager.plugins: if plugin.settings_tab: plugin.settings_tab.post_set_up() def tab_changed(self, tab_index): """ A different settings tab is selected """ self.stacked_layout.setCurrentIndex(tab_index) self.stacked_layout.currentWidget().tab_visible() def register_post_process(self, function): """ Register for updates to be done on save removing duplicate functions ``function`` The function to be called """ if not function in self.processes: self.processes.append(function) def _get_main_window(self): """ Adds the main window to the class dynamically """ if not hasattr(self, '_main_window'): self._main_window = Registry().get('main_window') return self._main_window main_window = property(_get_main_window) def _get_service_manager(self): """ Adds the plugin manager to the class dynamically """ if not hasattr(self, '_service_manager'): self._service_manager = Registry().get('service_manager') return self._service_manager service_manager = property(_get_service_manager) def _get_plugin_manager(self): """ Adds the plugin manager to the class dynamically """ if not hasattr(self, '_plugin_manager'): self._plugin_manager = Registry().get('plugin_manager') return self._plugin_manager plugin_manager = property(_get_plugin_manager)