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Implement a session-level preferences dialog
Accessible as the first item on the "Tools" menu.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| # -*- coding: utf-8 -*- | ||
| # | ||
| # This file is part of Linux Show Player | ||
| # | ||
| # Copyright 2012-2016 Francesco Ceruti <[email protected]> | ||
| # | ||
| # Linux Show Player 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, either version 3 of the License, or | ||
| # (at your option) any later version. | ||
| # | ||
| # Linux Show Player 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 Linux Show Player. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| import logging | ||
| from collections import namedtuple | ||
|
|
||
| from PyQt5 import QtCore | ||
| from PyQt5.QtCore import QModelIndex | ||
| from PyQt5.QtWidgets import QVBoxLayout, QDialogButtonBox, QDialog | ||
|
|
||
| from lisp.core.dicttree import DictNode | ||
| from lisp.core.util import typename | ||
| from lisp.ui.settings.pages import ConfigurationPage, TreeMultiConfigurationWidget | ||
| from lisp.ui.settings.pages_tree_model import PagesTreeModel | ||
| from lisp.ui.ui_utils import translate | ||
|
|
||
| logger = logging.getLogger(__name__) | ||
|
|
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| PageEntry = namedtuple('PageEntry', ('page', 'plugin')) | ||
|
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|
|
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| class SessionConfigurationDialog(QDialog): | ||
| PagesRegistry = DictNode() | ||
|
|
||
| def __init__(self, **kwargs): | ||
| super().__init__(**kwargs) | ||
| self.setWindowTitle(translate('SessionConfiguration', 'Session preferences')) | ||
| self.setWindowModality(QtCore.Qt.WindowModal) | ||
| self.setMaximumSize(800, 510) | ||
| self.setMinimumSize(800, 510) | ||
| self.resize(800, 510) | ||
| self.setLayout(QVBoxLayout()) | ||
|
|
||
| self.model = PagesTreeModel() | ||
| for r_node in SessionConfigurationDialog.PagesRegistry.children: | ||
| self._populateModel(QModelIndex(), r_node) | ||
|
|
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| self.mainPage = TreeMultiConfigurationWidget(self.model) | ||
| if len(self.PagesRegistry.children): | ||
| self.mainPage.selectFirst() | ||
| self.layout().addWidget(self.mainPage) | ||
|
|
||
| self.dialogButtons = QDialogButtonBox(self) | ||
| self.dialogButtons.setStandardButtons( | ||
| QDialogButtonBox.Cancel | | ||
| QDialogButtonBox.Apply | | ||
| QDialogButtonBox.Ok | ||
| ) | ||
| self.layout().addWidget(self.dialogButtons) | ||
|
|
||
| self.dialogButtons.button(QDialogButtonBox.Cancel).clicked.connect( | ||
| self.reject) | ||
| self.dialogButtons.button(QDialogButtonBox.Apply).clicked.connect( | ||
| self.applySettings) | ||
| self.dialogButtons.button(QDialogButtonBox.Ok).clicked.connect( | ||
| self.__onOk) | ||
|
|
||
| def applySettings(self): | ||
| self.mainPage.applySettings() | ||
|
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| def _populateModel(self, m_parent, r_parent): | ||
| if r_parent.value is not None: | ||
| page = r_parent.value.page | ||
| config = r_parent.value.plugin.SessionConfig | ||
| else: | ||
| page = None | ||
| config = None | ||
|
|
||
| try: | ||
| if page is None: | ||
| # The current node have no page, use the parent model-index | ||
| # as parent for it's children | ||
| mod_index = m_parent | ||
| elif issubclass(page, ConfigurationPage): | ||
| mod_index = self.model.addPage(page(config), parent=m_parent) | ||
| else: | ||
| mod_index = self.model.addPage(page(), parent=m_parent) | ||
| except Exception: | ||
| if not isinstance(page, type): | ||
| page_name = 'NoPage' | ||
| elif issubclass(page, ConfigurationPage): | ||
| page_name = page.Name | ||
| else: | ||
| page_name = page.__name__ | ||
|
|
||
| logger.warning( | ||
| 'Cannot load configuration page: "{}" ({})'.format( | ||
| page_name, r_parent.path()), exc_info=True) | ||
| else: | ||
| for r_node in r_parent.children: | ||
| self._populateModel(mod_index, r_node) | ||
|
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| def __onOk(self): | ||
| self.applySettings() | ||
| self.accept() | ||
|
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| @staticmethod | ||
| def registerSettingsPage(path, page, plugin): | ||
| """ | ||
| :param path: indicate the page "position": 'category.sub.key' | ||
| :type path: str | ||
| :type page: Type[lisp.ui.settings.settings_page.ConfigurationPage] | ||
| #:type config: lisp.core.configuration.Configuration | ||
| """ | ||
| if issubclass(page, ConfigurationPage): | ||
| SessionConfigurationDialog.PagesRegistry.set( | ||
| path, PageEntry(page=page, plugin=plugin)) | ||
| else: | ||
| raise TypeError( | ||
| 'SessionConfiguration pages must be ConfigurationPage(s), not {}' | ||
| .format(typename(page)) | ||
| ) | ||
|
|
||
| @staticmethod | ||
| def unregisterSettingsPage(path): | ||
| """ | ||
| :param path: indicate the page "position": 'category.sub.key' | ||
| :type path: str | ||
| """ | ||
| SessionConfigurationDialog.PagesRegistry.pop(path) |