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added save_theme to ThemeManager

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This commit is contained in:
Tom Schimansky 2022-11-27 12:22:25 +01:00
parent 01e64f38e8
commit 81e979b567
1 changed files with 19 additions and 3 deletions
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22
customtkinter/windows/widgets/theme/theme_manager.py
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@ -1,24 +1,29 @@
import sys
import os
import json
from typing import List, Union
class ThemeManager:
theme = {} # contains all the theme data
built_in_themes = ["blue", "green", "dark-blue", "sweetkind"]
theme: dict = {} # contains all the theme data
_built_in_themes: List[str] = ["blue", "green", "dark-blue", "sweetkind"]
_currently_loaded_theme: Union[str, None] = None
@classmethod
def load_theme(cls, theme_name_or_path: str):
script_directory = os.path.dirname(os.path.abspath(__file__))
if theme_name_or_path in cls.built_in_themes:
if theme_name_or_path in cls._built_in_themes:
with open(os.path.join(script_directory, "../../../assets", "themes", f"{theme_name_or_path}.json"), "r") as f:
cls.theme = json.load(f)
else:
with open(theme_name_or_path, "r") as f:
cls.theme = json.load(f)
# store theme path for saving
cls._currently_loaded_theme = theme_name_or_path
# filter theme values for platform
for key in cls.theme.keys():
# check if values for key differ on platforms
@ -29,3 +34,14 @@ class ThemeManager:
cls.theme[key] = cls.theme[key]["Windows"]
else:
cls.theme[key] = cls.theme[key]["Linux"]
@classmethod
def save_theme(cls):
if cls._currently_loaded_theme is not None:
if cls._currently_loaded_theme not in cls._built_in_themes:
with open(cls._currently_loaded_theme, "r") as f:
json.dump(cls.theme, f, indent=2)
else:
raise ValueError(f"cannot modify builtin theme '{cls._currently_loaded_theme}'")
else:
raise ValueError(f"cannot save theme, no theme is loaded")