Source code for ansys.aedt.toolkits.common.ui.utils.themes.json_themes
import json
from pathlib import Path
from ansys.aedt.toolkits.common.ui.logger_handler import logger
from ansys.aedt.toolkits.common.ui.models import general_settings
def _default_theme_setup(path: Path) -> Path:
"""
Set up the default theme.
If the "settings.json" file is not found, log an error and load the default theme from the specified path.
Parameters
----------
path : Path
The base path for the default theme.
Returns
-------
Path
The full path to the default theme file.
"""
logger.error(f'"settings.json" not found! Loaded default.')
return path / "ansys_dark.json"
[docs]
class ThemeHandler:
"""
A class for managing themes in a PySide6 desktop application.
This class handles the loading, exporting, and management of themes used in the application.
Examples
--------
>>> theme_handler = ThemeHandler()
>>> theme_handler.export_theme()
"""
def __init__(self) -> None:
theme = general_settings.theme
current_file = Path(__file__).resolve()
current_dir = current_file.parent
theme_file = current_file.parent / theme
self.available_themes = list(current_dir.glob("*.json"))
self.items = {}
if not theme_file.exists():
theme_file = _default_theme_setup(current_dir)
self.theme_path = theme_file
self.read_theme()
[docs]
def export_theme(self) -> None:
"""
Export the current theme to the theme file.
Writes the current theme settings to the theme file in JSON format.
"""
self.theme_path.write_text(json.dumps(self.items, indent=4), encoding="utf-8")
[docs]
def read_theme(self) -> None:
"""
Read and load theme settings from the theme file.
Reads the theme settings from the theme file in JSON format and updates the internal state.
"""
self.items = json.loads(self.theme_path.read_text(encoding="utf-8"))