Veronica Berglyd Olsen
96 lines
2.6 KiB
Python
96 lines
2.6 KiB
Python
"""
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novelWriter – Shared Data Class
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===============================
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File History:
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Created: 2023-08-10 [2.1b2]
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This file is a part of novelWriter
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Copyright 2018–2023, Veronica Berglyd Olsen
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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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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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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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from __future__ import annotations
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import logging
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from typing import TYPE_CHECKING
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if TYPE_CHECKING: # pragma: no cover
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from novelwriter.guimain import GuiMain
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from novelwriter.gui.theme import GuiTheme
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from novelwriter.core.project import NWProject
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logger = logging.getLogger(__name__)
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class SharedData:
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def __init__(self) -> None:
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self._gui = None
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self._theme = None
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self._project = None
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return
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@property
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def mainGui(self) -> GuiMain:
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"""Return the Main GUI instance."""
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if self._gui is None:
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raise Exception("UserData class not properly initialised")
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return self._gui
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@property
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def theme(self) -> GuiTheme:
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"""Return the GUI Theme instance."""
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if self._theme is None:
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raise Exception("UserData class not properly initialised")
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return self._theme
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@property
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def project(self) -> NWProject:
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"""Return the active NWProject instance."""
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if self._project is None:
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raise Exception("UserData class not properly initialised")
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return self._project
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##
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# Methods
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##
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def initSharedData(self, gui: GuiMain, theme: GuiTheme) -> None:
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"""Initialise the UserData instance. This must be called as soon
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as the Main GUI is created to ensure the SHARED singleton has the
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properties needed for operation.
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"""
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self._gui = gui
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self._theme = theme
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self._resetProject()
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logger.debug("SharedData instance initialised")
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return
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def openProject(self):
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return
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##
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# Internal Functions
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##
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def _resetProject(self) -> None:
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"""Create a new project instance."""
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from novelwriter.core.project import NWProject
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self._project = NWProject(self.mainGui)
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return
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# END Class SharedData
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