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105 lines
3.4 KiB
Python
105 lines
3.4 KiB
Python
import itertools
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import logging
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import os
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from pathlib import Path
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import gi
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gi.require_version('Gtk', '3.0')
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from gi.repository import GLib
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from gi.repository import Gdk
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from gi.repository import Gtk
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from textwrap import dedent
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from guake.paths import GUAKE_THEME_DIR
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log = logging.getLogger(__name__)
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# Reference:
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# https://gitlab.gnome.org/GNOME/gnome-tweaks/blob/master/gtweak/utils.py (GPL)
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def get_resource_dirs(resource):
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"""Returns a list of all known resource dirs for a given resource.
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:param str resource:
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Name of the resource (e.g. "themes")
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:return:
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A list of resource dirs
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"""
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dirs = [
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os.path.join(dir, resource) for dir in
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itertools.chain(GLib.get_system_data_dirs(), GUAKE_THEME_DIR, GLib.get_user_data_dir())
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]
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dirs += [os.path.join(os.path.expanduser("~"), ".{}".format(resource))]
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return [Path(dir) for dir in dirs if os.path.isdir(dir)]
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def list_all_themes():
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return sorted(
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set(
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x.name for theme_dir in get_resource_dirs("themes") for x in theme_dir.iterdir()
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if x.is_dir()
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)
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)
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def select_gtk_theme(settings):
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gtk_theme_name = settings.general.get_string('gtk-theme-name')
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log.debug("Wanted GTK theme: %r", gtk_theme_name)
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gtk_settings = Gtk.Settings.get_default()
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gtk_settings.set_property("gtk-theme-name", gtk_theme_name)
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prefer_dark_theme = settings.general.get_boolean('gtk-prefer-dark-theme')
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log.debug("Prefer dark theme: %r", prefer_dark_theme)
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gtk_settings.set_property("gtk-application-prefer-dark-theme", prefer_dark_theme)
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def get_gtk_theme(settings):
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gtk_theme_name = settings.general.get_string('gtk-theme-name')
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prefer_dark_theme = settings.general.get_boolean('gtk-prefer-dark-theme')
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return (gtk_theme_name, "dark" if prefer_dark_theme else None)
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def patch_gtk_theme(style_context, settings):
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theme_name, variant = get_gtk_theme(settings)
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def rgba_to_hex(color):
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return "#{0:02x}{1:02x}{2:02x}".format(
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int(color.red * 255), int(color.green * 255), int(color.blue * 255)
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)
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# for n in [
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# "inverted_bg_color",
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# "inverted_fg_color",
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# "selected_bg_color",
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# "selected_fg_color",
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# "theme_inverted_bg_color",
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# "theme_inverted_fg_color",
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# "theme_selected_bg_color",
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# "theme_selected_fg_color",
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# ]:
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# s = style_context.lookup_color(n)
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# print(n, s, rgba_to_hex(s[1]))
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selected_fg_color = rgba_to_hex(style_context.lookup_color("theme_selected_fg_color")[1])
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selected_bg_color = rgba_to_hex(style_context.lookup_color("theme_selected_bg_color")[1])
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log.debug(
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"Patching theme '%s' (prefer dark = '%r'), overriding tab 'checked' state': "
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"foreground: %r, background: %r", theme_name, "yes" if variant == "dark" else "no",
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selected_fg_color, selected_bg_color
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)
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css_data = dedent(
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"""
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.custom_tab:checked {{
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color: {selected_fg_color};
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background: {selected_bg_color};
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}}
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""".format(selected_bg_color=selected_bg_color, selected_fg_color=selected_fg_color)
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).encode()
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style_provider = Gtk.CssProvider()
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style_provider.load_from_data(css_data)
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Gtk.StyleContext.add_provider_for_screen(
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Gdk.Screen.get_default(), style_provider, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION
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)
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