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from pathlib import Path |
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import platform |
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if platform.system() == "Darwin": |
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sun_valley_tcl = "sun-valley_darwin.tcl" |
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else: |
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sun_valley_tcl = "sun-valley.tcl" |
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inited = False |
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root = None |
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def init(func): |
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def wrapper(*args, **kwargs): |
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global inited |
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global root |
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if not inited: |
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from tkinter import _default_root |
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path = (Path(__file__).parent / sun_valley_tcl).resolve() |
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try: |
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_default_root.tk.call("source", str(path)) |
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except AttributeError: |
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raise RuntimeError( |
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"can't set theme. " |
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"Tk is not initialized. " |
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"Please first create a tkinter.Tk instance, then set the theme." |
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) from None |
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else: |
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inited = True |
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root = _default_root |
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return func(*args, **kwargs) |
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return wrapper |
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@init |
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def set_theme(theme, font_name="Century Gothic", f_size=10, fg_color_set="#F6F6F7"): |
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if theme not in {"dark", "light"}: |
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raise RuntimeError(f"not a valid theme name: {theme}") |
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root.globalsetvar("fontName", (font_name, f_size)) |
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root.globalsetvar("fgcolorset", (fg_color_set)) |
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root.tk.call("set_theme", theme) |
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@init |
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def get_theme(): |
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theme = root.tk.call("ttk::style", "theme", "use") |
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try: |
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return {"sun-valley-dark": "dark", "sun-valley-light": "light"}[theme] |
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except KeyError: |
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return theme |
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@init |
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def toggle_theme(): |
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if get_theme() == "dark": |
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use_light_theme() |
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else: |
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use_dark_theme() |
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use_dark_theme = lambda: set_theme("dark") |
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use_light_theme = lambda: set_theme("light") |
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