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https://github.com/TomSchimansky/CustomTkinter.git
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48 lines
1.8 KiB
Python
48 lines
1.8 KiB
Python
import sys
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import os
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import json
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from typing import List, Union
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class ThemeManager:
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theme: dict = {} # contains all the theme data
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_built_in_themes: List[str] = ["blue", "green", "dark-blue", "sweetkind"]
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_currently_loaded_theme: Union[str, None] = None
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@classmethod
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def load_theme(cls, theme_name_or_path: str):
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script_directory = os.path.dirname(os.path.abspath(__file__))
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if theme_name_or_path in cls._built_in_themes:
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with open(os.path.join(script_directory, "../../../assets", "themes", f"{theme_name_or_path}.json"), "r") as f:
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cls.theme = json.load(f)
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else:
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with open(theme_name_or_path, "r") as f:
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cls.theme = json.load(f)
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# store theme path for saving
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cls._currently_loaded_theme = theme_name_or_path
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# filter theme values for platform
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for key in cls.theme.keys():
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# check if values for key differ on platforms
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if "macOS" in cls.theme[key].keys():
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if sys.platform == "darwin":
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cls.theme[key] = cls.theme[key]["macOS"]
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elif sys.platform.startswith("win"):
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cls.theme[key] = cls.theme[key]["Windows"]
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else:
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cls.theme[key] = cls.theme[key]["Linux"]
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@classmethod
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def save_theme(cls):
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if cls._currently_loaded_theme is not None:
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if cls._currently_loaded_theme not in cls._built_in_themes:
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with open(cls._currently_loaded_theme, "r") as f:
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json.dump(cls.theme, f, indent=2)
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else:
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raise ValueError(f"cannot modify builtin theme '{cls._currently_loaded_theme}'")
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else:
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raise ValueError(f"cannot save theme, no theme is loaded")
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