Gradience/gradience/main.py

1132 lines
45 KiB
Python
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

# main.py
#
# Change the look of Adwaita, with ease
# Copyright (C) 2022 Gradience Team
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
import sys
import json
import os
import threading
from pathlib import Path
from material_color_utilities_python import *
from gi.repository import Gtk, Gdk, Gio, Adw, GLib, Xdp, XdpGtk4
from .settings_schema import settings_schema
from .window import GradienceMainWindow
from .app_type_dialog import GradienceAppTypeDialog
from .custom_css_group import GradienceCustomCSSGroup
from .constants import (
rootdir,
app_id,
rel_ver,
version,
bugtracker_url,
help_url,
project_url,
)
from .modules.css import load_preset_from_css
from .welcome import GradienceWelcomeWindow
from .preferences import GradiencePreferencesWindow
from .modules.utils import to_slug_case, buglog
from .plugins_list import GradiencePluginsList
from .presets_manager_window import GradiencePresetWindow
from .modules.preset import Preset
PRESET_DIR = os.path.join(
os.environ.get("XDG_CONFIG_HOME", os.environ["HOME"] + "/.config"),
"presets",
)
class GradienceApplication(Adw.Application):
"""The main application singleton class."""
__gtype_name__ = "GradienceApplication"
settings = Gio.Settings.new(app_id)
def __init__(self):
super().__init__(application_id=app_id, flags=Gio.ApplicationFlags.FLAGS_NONE)
self.set_resource_base_path(rootdir)
self.portal = Xdp.Portal()
self.preset_name = ""
self.is_dirty = False
self.variables = {}
self.pref_variables = {}
self.palette = {}
self.pref_palette_shades = {}
self.custom_css = {}
self.custom_css_group = None
self.custom_presets = {}
self.global_errors = []
self.current_css_provider = None
self.is_ready = False
self.first_run = self.settings.get_boolean("first-run")
self.last_opened_version = self.settings.get_string(
"last-opened-version")
self.favourite = set(self.settings.get_value("favourite"))
self.style_manager = Adw.StyleManager.get_default()
self.preset = None
def do_activate(self):
"""Called when the application is activated.
We raise the application's main window, creating it if
necessary.
"""
self.win = self.props.active_window
if not self.win:
self.win = GradienceMainWindow(
application=self,
default_height=self.settings.get_int("window-height"),
default_width=self.settings.get_int("window-width"),
fullscreened=self.settings.get_boolean("window-fullscreen"),
maximized=self.settings.get_boolean("window-maximized"),
)
self.plugins_list = GradiencePluginsList(self.win)
self.setup_plugins()
self.create_action("open_preset_directory", self.open_preset_directory)
self.create_stateful_action(
"load_preset",
GLib.VariantType.new("s"),
GLib.Variant("s", "adwaita"),
self.load_preset_action,
)
self.create_action("apply_color_scheme",
self.show_apply_color_scheme_dialog)
self.create_action("show_adwaita_demo", self.show_adwaita_demo)
self.create_action("show_gtk4_widget_factory",
self.show_gtk4_widget_factory)
self.create_action("show_gtk4_demo", self.show_gtk4_demo)
self.create_action(
"restore_color_scheme", self.show_restore_color_scheme_dialog
)
self.create_action("manage_presets", self.show_presets_manager)
self.create_action("reset_color_scheme",
self.show_reset_color_scheme_dialog)
self.create_action("preferences", self.show_preferences)
self.create_action("save_preset", self.show_save_preset_dialog)
self.create_action("about", self.show_about_window)
self.load_preset_from_css()
self.reload_user_defined_presets()
if self.first_run:
welcome = GradienceWelcomeWindow(self.win)
welcome.present()
else:
if rel_ver != self.last_opened_version:
welcome = GradienceWelcomeWindow(self.win, update=True)
welcome.present()
else:
buglog("normal run")
self.win.present()
def save_favourite(self):
self.settings.set_value(
"favourite", GLib.Variant("as", self.favourite))
def reload_user_defined_presets(self):
if self.props.active_window.presets_menu.get_n_items() > 1:
self.props.active_window.presets_menu.remove(1)
if not os.path.exists(PRESET_DIR):
os.makedirs(PRESET_DIR)
self.custom_presets = {"user": {}}
for repo in Path(PRESET_DIR).iterdir():
if repo.is_dir(): # repo
presets_list = {}
for file_name in repo.iterdir():
file_name = str(file_name)
if file_name.endswith(".json"):
try:
with open(
os.path.join(PRESET_DIR, file_name),
"r",
encoding="utf-8",
) as file:
preset_text = file.read()
preset = json.loads(preset_text)
if preset.get("variables") is None:
raise KeyError("variables")
if preset.get("palette") is None:
raise KeyError("palette")
presets_list[file_name.replace(".json", "")] = preset[
"name"
]
except Exception:
self.win.toast_overlay.add_toast(
Adw.Toast(title=_("Failed to load preset"))
)
self.custom_presets[repo.name] = presets_list
elif repo.is_file():
buglog("file")
# keep compatiblity with old presets
if repo.name.endswith(".json"):
if not os.path.isdir(os.path.join(PRESET_DIR, "user")):
os.mkdir(os.path.join(PRESET_DIR, "user"))
os.rename(repo, os.path.join(
PRESET_DIR, "user", repo.name))
try:
with open(
os.path.join(PRESET_DIR, "user", repo),
"r",
encoding="utf-8",
) as file:
preset_text = file.read()
preset = json.loads(preset_text)
if preset.get("variables") is None:
raise KeyError("variables")
if preset.get("palette") is None:
raise KeyError("palette")
presets_list["user"][file_name.replace(".json", "")] = preset[
"name"
]
except Exception:
self.win.toast_overlay.add_toast(
Adw.Toast(title=_("Failed to load preset"))
)
buglog(self.custom_presets)
custom_menu_section = Gio.Menu()
try:
if (
self.custom_presets["user"]
or self.custom_presets["curated"]
or self.custom_presets["official"]
):
for repo, content in self.custom_presets.items():
for preset, preset_name in content.items():
buglog(preset_name)
if preset_name in self.favourite:
menu_item = Gio.MenuItem()
menu_item.set_label(preset_name)
if not preset.startswith("error"):
menu_item.set_action_and_target_value(
"app.load_preset",
GLib.Variant("s", "custom-" + preset),
)
else:
menu_item.set_action_and_target_value("")
custom_menu_section.append_item(menu_item)
else:
menu_item = Gio.MenuItem()
menu_item.set_label("No presets found")
custom_menu_section.append_item(menu_item)
except KeyError:
if not os.path.exists(os.path.join(PRESET_DIR, "user")):
os.makedirs(os.path.join(PRESET_DIR, "user"))
if not os.path.exists(os.path.join(PRESET_DIR, "curated")):
os.makedirs(os.path.join(PRESET_DIR, "curated"))
if not os.path.exists(os.path.join(PRESET_DIR, "official")):
os.makedirs(os.path.join(PRESET_DIR, "official"))
open_in_file_manager_item = Gio.MenuItem()
open_in_file_manager_item.set_label(_("Open in File Manager"))
open_in_file_manager_item.set_action_and_target_value(
"app.open_preset_directory"
)
# custom_menu_section.append_item(open_in_file_manager_item)
self.props.active_window.presets_menu.append_section(
_("Favourite Presets"), custom_menu_section
)
def show_presets_manager(self, *args):
presets = GradiencePresetWindow(self)
presets.set_transient_for(self.win)
presets.set_modal(True)
presets.present()
add_rows_thread = threading.Thread(target=presets.add_explore_rows)
add_rows_thread.start()
def load_preset_from_css(self):
try:
variables, palette, custom_css = load_preset_from_css(
os.path.join(
os.environ.get("XDG_CONFIG_HOME",
os.environ["HOME"] + "/.config"),
"gtk-4.0",
"gtk.css",
)
)
preset = {
"name": "User",
"variables": variables,
"palette": palette,
"custom_css": {"gtk4": custom_css},
}
self.preset = Preset(preset=preset)
self.load_preset_variables_from_preset()
except OSError: # fallback to adwaita
if self.style_manager.get_dark():
self.load_preset_from_resource(
f"{rootdir}/presets/adwaita-dark.json")
else:
self.load_preset_from_resource(
f"{rootdir}/presets/adwaita.json")
def open_preset_directory(self, *_args):
parent = XdpGtk4.parent_new_gtk(self.props.active_window)
def open_dir_callback(_, result):
self.portal.open_uri_finish(result)
self.portal.open_uri(
parent,
"file://"
+ os.path.join(
os.environ.get("XDG_CONFIG_HOME",
os.environ["HOME"] + "/.config"),
"presets",
),
Xdp.OpenUriFlags.NONE,
None,
open_dir_callback,
)
def load_preset_from_file(self, preset_path):
buglog(f"load preset from file {preset_path}")
self.preset = Preset(preset_path=preset_path)
self.load_preset_variables_from_preset()
def load_preset_from_resource(self, preset_path):
preset_text = Gio.resources_lookup_data(
preset_path, 0).get_data().decode()
self.preset = Preset(text=preset_text)
self.load_preset_variables_from_preset()
def load_preset_variables_from_preset(self, preset=None):
if preset is not None:
self.preset = preset
self.is_ready = False
buglog(self.preset)
self.preset_name = self.preset.preset_name
self.variables = self.preset.variables
self.palette = self.preset.palette
self.custom_css = self.preset.custom_css
for key in self.variables.keys():
if key in self.pref_variables:
self.pref_variables[key].update_value(self.variables[key])
for key in self.palette.keys():
if key in self.pref_palette_shades:
self.pref_palette_shades[key].update_shades(self.palette[key])
self.custom_css_group.load_custom_css(self.custom_css)
self.clear_dirty()
self.reload_variables()
def load_preset_variables(self, preset):
self.is_ready = False
self.preset_name = preset["name"]
self.variables = preset["variables"]
self.palette = preset["palette"]
if "custom_css" in preset:
self.custom_css = preset["custom_css"]
else:
for app_type in settings_schema["custom_css_app_types"]:
self.custom_css[app_type] = ""
for key in self.variables.keys():
if key in self.pref_variables:
self.pref_variables[key].update_value(self.variables[key])
for key in self.palette.keys():
if key in self.pref_palette_shades:
self.pref_palette_shades[key].update_shades(self.palette[key])
self.custom_css_group.load_custom_css(self.custom_css)
self.clear_dirty()
self.reload_variables()
@staticmethod
def rgba_from_argb(argb, alpha=None) -> str:
base = "rgba({}, {}, {}, {})"
red = redFromArgb(argb)
green = greenFromArgb(argb)
blue = blueFromArgb(argb)
if not alpha:
alpha = alphaFromArgb(argb)
return base.format(red, green, blue, alpha)
def update_theme_from_monet(self, theme, tone, monet_theme):
palettes = theme["palettes"]
monet_theme = monet_theme.get_string().lower() # dark / light
palette = {}
i = 0
for color in palettes.values():
i += 1
palette[str(i)] = hexFromArgb(color.tone(int(tone.get_string())))
self.pref_palette_shades["monet"].update_shades(palette)
if monet_theme == "auto":
if self.style_manager.get_dark():
monet_theme = "dark"
else:
monet_theme = "light"
if monet_theme == "dark":
dark_theme = theme["schemes"]["dark"]
variable = {
"accent_color": self.rgba_from_argb(dark_theme.primary),
"accent_bg_color": self.rgba_from_argb(dark_theme.primaryContainer),
"accent_fg_color": self.rgba_from_argb(dark_theme.onPrimaryContainer),
"destructive_color": self.rgba_from_argb(dark_theme.error),
"destructive_bg_color": self.rgba_from_argb(dark_theme.errorContainer),
"destructive_fg_color": self.rgba_from_argb(
dark_theme.onErrorContainer
),
"success_color": self.rgba_from_argb(dark_theme.tertiary),
"success_bg_color": self.rgba_from_argb(dark_theme.onTertiary),
"success_fg_color": self.rgba_from_argb(dark_theme.onTertiaryContainer),
"warning_color": self.rgba_from_argb(dark_theme.secondary),
"warning_bg_color": self.rgba_from_argb(dark_theme.onSecondary),
"warning_fg_color": self.rgba_from_argb(dark_theme.primary, "0.8"),
"error_color": self.rgba_from_argb(dark_theme.error),
"error_bg_color": self.rgba_from_argb(dark_theme.errorContainer),
"error_fg_color": self.rgba_from_argb(dark_theme.onError),
"window_bg_color": self.rgba_from_argb(dark_theme.surface),
"window_fg_color": self.rgba_from_argb(dark_theme.onSurface),
"view_bg_color": self.rgba_from_argb(dark_theme.surface),
"view_fg_color": self.rgba_from_argb(dark_theme.onSurface),
"headerbar_bg_color": self.rgba_from_argb(dark_theme.surface),
"headerbar_fg_color": self.rgba_from_argb(dark_theme.onSurface),
"headerbar_border_color": self.rgba_from_argb(
dark_theme.primary, "0.8"
),
"headerbar_backdrop_color": "@window_bg_color",
"headerbar_shade_color": self.rgba_from_argb(dark_theme.shadow),
"card_bg_color": self.rgba_from_argb(dark_theme.primary, "0.05"),
"card_fg_color": self.rgba_from_argb(dark_theme.onSecondaryContainer),
"card_shade_color": self.rgba_from_argb(dark_theme.shadow),
"dialog_bg_color": self.rgba_from_argb(dark_theme.secondaryContainer),
"dialog_fg_color": self.rgba_from_argb(dark_theme.onSecondaryContainer),
"popover_bg_color": self.rgba_from_argb(dark_theme.secondaryContainer),
"popover_fg_color": self.rgba_from_argb(
dark_theme.onSecondaryContainer
),
"shade_color": self.rgba_from_argb(dark_theme.shadow),
"scrollbar_outline_color": self.rgba_from_argb(dark_theme.outline),
}
else: # light
light_theme = theme["schemes"]["light"]
variable = {
"accent_color": self.rgba_from_argb(light_theme.primary),
"accent_bg_color": self.rgba_from_argb(light_theme.primary),
"accent_fg_color": self.rgba_from_argb(light_theme.onPrimary),
"destructive_color": self.rgba_from_argb(light_theme.error),
"destructive_bg_color": self.rgba_from_argb(light_theme.errorContainer),
"destructive_fg_color": self.rgba_from_argb(
light_theme.onErrorContainer
),
"success_color": self.rgba_from_argb(light_theme.tertiary),
"success_bg_color": self.rgba_from_argb(light_theme.tertiaryContainer),
"success_fg_color": self.rgba_from_argb(
light_theme.onTertiaryContainer
),
"warning_color": self.rgba_from_argb(light_theme.secondary),
"warning_bg_color": self.rgba_from_argb(light_theme.secondaryContainer),
"warning_fg_color": self.rgba_from_argb(
light_theme.onSecondaryContainer
),
"error_color": self.rgba_from_argb(light_theme.error),
"error_bg_color": self.rgba_from_argb(light_theme.errorContainer),
"error_fg_color": self.rgba_from_argb(light_theme.onError),
"window_bg_color": self.rgba_from_argb(light_theme.secondaryContainer),
"window_fg_color": self.rgba_from_argb(light_theme.onSurface),
"view_bg_color": self.rgba_from_argb(light_theme.secondaryContainer),
"view_fg_color": self.rgba_from_argb(light_theme.onSurface),
"headerbar_bg_color": self.rgba_from_argb(
light_theme.secondaryContainer
),
"headerbar_fg_color": self.rgba_from_argb(light_theme.onSurface),
"headerbar_border_color": self.rgba_from_argb(
light_theme.primary, "0.8"
),
"headerbar_backdrop_color": "@window_bg_color",
"headerbar_shade_color": self.rgba_from_argb(
light_theme.secondaryContainer
),
"card_bg_color": self.rgba_from_argb(light_theme.primary, "0.05"),
"card_fg_color": self.rgba_from_argb(light_theme.onSecondaryContainer),
"card_shade_color": self.rgba_from_argb(light_theme.shadow),
"dialog_bg_color": self.rgba_from_argb(light_theme.secondaryContainer),
"dialog_fg_color": self.rgba_from_argb(
light_theme.onSecondaryContainer
),
"popover_bg_color": self.rgba_from_argb(light_theme.secondaryContainer),
"popover_fg_color": self.rgba_from_argb(
light_theme.onSecondaryContainer
),
"shade_color": self.rgba_from_argb(light_theme.shadow),
"scrollbar_outline_color": self.rgba_from_argb(light_theme.outline),
}
for key in variable:
if key in self.pref_variables:
self.pref_variables[key].update_value(variable[key])
self.reload_variables()
def generate_gtk_css(self, app_type):
final_css = ""
for key in self.variables.keys():
final_css += f"@define-color {key} {self.variables[key]};\n"
for prefix_key in self.palette.keys():
for key in self.palette[prefix_key].keys():
final_css += f"@define-color {prefix_key + key} {self.palette[prefix_key][key]};\n"
final_css += self.custom_css.get(app_type, "")
return final_css
def mark_as_dirty(self):
self.is_dirty = True
self.props.active_window.save_preset_button.get_child().set_icon_name(
"drive-unsaved-symbolic"
)
self.props.active_window.save_preset_button.add_css_class("warning")
self.props.active_window.save_preset_button.get_child().set_tooltip_text(
_("Unsaved Changes")
)
def clear_dirty(self):
self.is_dirty = False
self.props.active_window.save_preset_button.get_child().set_icon_name(
"drive-symbolic"
)
self.props.active_window.save_preset_button.remove_css_class("warning")
self.props.active_window.save_preset_button.get_child().set_label("")
self.props.active_window.save_preset_button.get_child().set_tooltip_text(
_("Save Changes")
)
def reload_variables(self):
parsing_errors = []
gtk_css = self.generate_gtk_css("gtk4")
css_provider = Gtk.CssProvider()
def on_error(_, section, error):
start_location = section.get_start_location().chars
end_location = section.get_end_location().chars
line_number = section.get_end_location().lines
parsing_errors.append(
{
"error": error.message,
"element": gtk_css[start_location:end_location].strip(),
"line": gtk_css.splitlines()[line_number]
if line_number < len(gtk_css.splitlines())
else "<last line>",
}
)
css_provider.connect("parsing-error", on_error)
css_provider.load_from_data(gtk_css.encode())
self.props.active_window.update_errors(
self.global_errors + parsing_errors)
# loading with the priority above user to override the applied config
if self.current_css_provider is not None:
Gtk.StyleContext.remove_provider_for_display(
Gdk.Display.get_default(), self.current_css_provider
)
Gtk.StyleContext.add_provider_for_display(
Gdk.Display.get_default(),
css_provider,
Gtk.STYLE_PROVIDER_PRIORITY_USER + 1,
)
self.current_css_provider = css_provider
self.is_ready = True
def load_preset_action(self, _unused, *args):
if args[0].get_string().startswith("custom-"):
self.load_preset_from_file(
os.path.join(
os.environ.get("XDG_CONFIG_HOME",
os.environ["HOME"] + "/.config"),
"presets",
args[0].get_string().replace("custom-", "", 1) + ".json",
)
)
else:
self.load_preset_from_resource(
f"{rootdir}/presets/" + args[0].get_string() + ".json"
)
Gio.SimpleAction.set_state(self.lookup_action("load_preset"), args[0])
def show_apply_color_scheme_dialog(self, *_args):
dialog = GradienceAppTypeDialog(
_("Apply This Color Scheme?"),
_(
"Warning: any custom CSS files for those app types will be "
"irreversibly overwritten!"
),
"apply",
_("Apply"),
Adw.ResponseAppearance.SUGGESTED,
transient_for=self.props.active_window,
)
dialog.connect("response", self.apply_color_scheme)
dialog.present()
def show_restore_color_scheme_dialog(self, *_args):
dialog = GradienceAppTypeDialog(
_("Restore applied color scheme?"),
_("Make sure you have the current settings saved as a preset."),
"restore",
_("Restore"),
Adw.ResponseAppearance.DESTRUCTIVE,
transient_for=self.props.active_window,
)
dialog.connect("response", self.restore_color_scheme)
dialog.present()
def show_reset_color_scheme_dialog(self, *_args):
dialog = GradienceAppTypeDialog(
_("Reset applied color scheme?"),
_("Make sure you have the current settings saved as a preset."),
"reset",
_("Reset"),
Adw.ResponseAppearance.DESTRUCTIVE,
transient_for=self.props.active_window,
)
dialog.connect("response", self.reset_color_scheme)
dialog.present()
def show_save_preset_dialog(self, *_args):
dialog = Adw.MessageDialog(
transient_for=self.props.active_window,
heading=_("Save preset as…"),
body=_(
"Saving preset to <tt>{0}</tt>. If that preset already "
"exists, it will be overwritten!"
).format(
os.path.join(
os.environ.get("XDG_CONFIG_HOME",
os.environ["HOME"] + "/.config"),
"presets",
"user",
to_slug_case(self.preset_name) + ".json",
)
),
body_use_markup=True,
)
dialog.add_response("cancel", _("Cancel"))
dialog.add_response("save", _("Save"))
dialog.set_response_appearance(
"save", Adw.ResponseAppearance.SUGGESTED)
dialog.set_default_response("cancel")
dialog.set_close_response("cancel")
preset_entry = Gtk.Entry(placeholder_text="Preset Name")
preset_entry.set_text(self.preset_name)
def on_preset_entry_change(*_args):
if len(preset_entry.get_text()) == 0:
dialog.set_body(
_(
"Saving preset to <tt>{0}</tt>. If that preset "
"already exists, it will be overwritten!"
).format(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] +
"/.config"
),
"presets",
"user",
)
)
)
dialog.set_response_enabled("save", False)
else:
dialog.set_body(
_(
"Saving preset to <tt>{0}</tt>. If that preset "
"already exists, it will be overwritten!"
).format(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] +
"/.config"
),
"presets",
"user",
to_slug_case(preset_entry.get_text()) + ".json",
)
)
)
dialog.set_response_enabled("save", True)
preset_entry.connect("changed", on_preset_entry_change)
dialog.set_extra_child(preset_entry)
dialog.connect("response", self.save_preset, preset_entry)
dialog.present()
def show_exit_dialog(self, *_args):
dialog = Adw.MessageDialog(
transient_for=self.props.active_window,
heading=_("You have unsaved changes!"),
body=_(
"Saving preset to <tt>{0}</tt>. If that preset already "
"exists, it will be overwritten!"
).format(
os.path.join(
os.environ.get("XDG_CONFIG_HOME",
os.environ["HOME"] + "/.config"),
"presets",
"user",
to_slug_case(self.preset_name) + ".json",
)
),
body_use_markup=True,
)
dialog.add_response("cancel", _("Cancel"))
dialog.add_response("discard", _("Discard"))
dialog.add_response("save", _("Save"))
dialog.set_response_appearance(
"save", Adw.ResponseAppearance.SUGGESTED)
dialog.set_response_appearance(
"discard", Adw.ResponseAppearance.DESTRUCTIVE)
dialog.set_default_response("cancel")
dialog.set_close_response("cancel")
preset_entry = Gtk.Entry(placeholder_text="Preset Name")
preset_entry.set_text(self.preset_name)
def on_preset_entry_change(*_args):
if len(preset_entry.get_text()) == 0:
dialog.set_body(
_(
"Saving preset to <tt>{0}</tt>. If that preset "
"already exists, it will be overwritten!"
).format(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] +
"/.config"
),
"presets",
"user",
)
)
)
dialog.set_response_enabled("save", False)
else:
dialog.set_body(
_(
"Saving preset to <tt>{0}</tt>. If that preset "
"already exists, it will be overwritten!"
).format(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] +
"/.config"
),
"presets",
"user",
to_slug_case(preset_entry.get_text()) + ".json",
)
)
)
dialog.set_response_enabled("save", True)
preset_entry.connect("changed", on_preset_entry_change)
dialog.set_extra_child(preset_entry)
dialog.connect("response", self.save_preset, preset_entry)
dialog.present()
def save_preset(self, _unused, response, entry):
if response == "save":
self.preset.save_preset(entry.get_text(), self.plugins_list)
self.clear_dirty()
self.win.toast_overlay.add_toast(
Adw.Toast(title=_("Preset saved")))
elif response == "discard":
self.clear_dirty()
self.win.close()
def apply_color_scheme(self, widget, response):
if response == "apply":
if widget.get_app_types()["gtk4"]:
gtk4_dir = os.path.join(
os.environ.get("XDG_CONFIG_HOME",
os.environ["HOME"] + "/.config"),
"gtk-4.0",
)
if not os.path.exists(gtk4_dir):
os.makedirs(gtk4_dir)
gtk4_css = self.generate_gtk_css("gtk4")
contents = ""
try:
with open(
os.path.join(gtk4_dir, "gtk.css"), "r", encoding="utf-8"
) as file:
contents = file.read()
except FileNotFoundError: # first run
pass
else:
with open(
os.path.join(gtk4_dir, "gtk.css.bak"), "w", encoding="utf-8"
) as file:
file.write(contents)
finally:
with open(
os.path.join(gtk4_dir, "gtk.css"), "w", encoding="utf-8"
) as file:
file.write(gtk4_css)
if widget.get_app_types()["gtk3"]:
gtk3_dir = os.path.join(
os.environ.get("XDG_CONFIG_HOME",
os.environ["HOME"] + "/.config"),
"gtk-3.0",
)
if not os.path.exists(gtk3_dir):
os.makedirs(gtk3_dir)
gtk3_css = self.generate_gtk_css("gtk3")
contents = ""
try:
with open(
os.path.join(gtk3_dir, "gtk.css"), "r", encoding="utf-8"
) as file:
contents = file.read()
except FileNotFoundError: # first run
pass
else:
with open(
os.path.join(gtk3_dir, "gtk.css.bak"), "w", encoding="utf-8"
) as file:
file.write(contents)
finally:
with open(
os.path.join(gtk3_dir, "gtk.css"), "w", encoding="utf-8"
) as file:
file.write(gtk3_css)
self.reload_plugins()
self.plugins_list.apply()
self.win.toast_overlay.add_toast(
Adw.Toast(title=_("Preset set sucessfully"))
)
def restore_color_scheme(self, widget, response):
if response == "restore":
if widget.get_app_types()["gtk4"]:
file = Gio.File.new_for_path(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] + "/.config"
),
"gtk-4.0/gtk.css.bak",
)
)
try:
backup = open(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] +
"/.config"
),
"gtk-4.0/gtk.css.bak",
),
"r",
encoding="utf-8",
)
contents = backup.read()
backup.close()
gtk4css = open(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] +
"/.config"
),
"gtk-4.0/gtk.css",
),
"w",
encoding="utf-8",
)
gtk4css.write(contents)
gtk4css.close()
except FileNotFoundError:
self.win.toast_overlay.add_toast(
Adw.Toast(title=_("Could not restore GTK4 backup"))
)
def reset_color_scheme(self, widget, response):
if response == "reset":
if widget.get_app_types()["gtk4"]:
file = Gio.File.new_for_path(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] + "/.config"
),
"gtk-4.0/gtk.css",
)
)
try:
file.delete()
except Exception:
pass
if widget.get_app_types()["gtk3"]:
file = Gio.File.new_for_path(
os.path.join(
os.environ.get(
"XDG_CONFIG_HOME", os.environ["HOME"] + "/.config"
),
"gtk-3.0/gtk.css",
)
)
try:
file.delete()
except Exception:
pass
self.win.toast_overlay.add_toast(
Adw.Toast(title=_("Preset reseted")))
def show_preferences(self, *_args):
prefs = GradiencePreferencesWindow(self.win)
prefs.set_transient_for(self.win)
prefs.present()
def show_about_window(self, *_args):
about = Adw.AboutWindow(
transient_for=self.props.active_window,
application_name=_("Gradience"),
application_icon=app_id,
developer_name=_("Gradience Team"),
website=project_url,
support_url=help_url,
issue_url=bugtracker_url,
developers=[
"0xMRTT https://github.com/0xMRTT",
"Artyom Fomin https://github.com/ArtyIF",
"Tfuxu https://github.com/tfuxu",
"Verantor https://github.com/Verantor",
],
artists=["David Lapshin https://github.com/daudix-UFO"],
designers=["David Lapshin https://github.com/daudix-UFO"],
# Translators: This is a place to put your credits (formats:
# "Name https://example.com" or "Name <email@example.com>",
# no quotes) and is not meant to be translated literally.
translator_credits="""0xMRTT https://github.com/0xMRTT
Aggelos Tselios https://www.transifex.com/user/profile/AndroGR
BritishBenji https://github.com/BritishBenji
Bittin https://github.com/bittin
David Lapshin https://github.com/daudix-UFO
Davide Ferracin https://github.com/phaerrax
Ewout van Mansom https://github.com/emansom
FineFindus https://github.com/FineFindus
엘련(Jisu Kim) https://github.com/vbalien
Juanjo Cillero https://www.transifex.com/user/profile/renux918
Karol Lademan https://www.transifex.com/user/profile/karlod
K.B.Dharun Krishna https://github.com/kbdharun
Philip Goto https://github.com/flipflop97
Maxime V https://www.transifex.com/user/profile/Adaoh
Monty Monteusz https://www.transifex.com/user/profile/MontyQIQI
Renato Corrêa https://github.com/renatocrrs
Rene Coty https://github.com/rene-coty
Taylan Tatlı https://www.transifex.com/user/profile/TaylanTatli34
Tfuxu https://github.com/tfuxu""",
copyright="© 2022 Gradience Team",
license_type=Gtk.License.GPL_3_0,
version=version,
release_notes_version=rel_ver,
release_notes=_(
"""
<ul>
<li>Add AdwViewSwitcher in the header bar.</li>
<li>Move CSS to the "Advanced" tab</li>
<li>Move the rest to the "colors" tab</li>
<li>Add Monet tab which generates a theme from a background</li>
<li>Add disk saved and disk unsaved icon in the header bar</li>
<li>Update about dialog</li>
<li>Change license to GNU GPLv3</li>
<li>Begin plugin support</li>
<li>Move preset selector to a drop-down called palette (icon palette)</li>
<li>Add ability to apply the theme onlyfor dark theme or oy for light theme</li>
<li>Automaticly use Adwaita-dark preset if the user prefered scheme is dark.</li>
<li>Added Flatpak CI build</li>
<li>Added issue template for bug and feature request </li>
<li>`Main` branch is now protected by GitHub branch protection. The development is done on `next` branch</li>
</ul>
"""
),
comments=_(
"""
Gradience is a tool for customizing Libadwaita applications and the adw-gtk3 \
theme.
With Gradience you can:
- Change any color of Adwaita theme
- Apply Material 3 colors from wallaper
- Use other users presets
- Change advanced options with CSS
- Extend functionality using plugins
This app is written in Python and uses GTK 4 and libadwaita.
"""
),
)
about.add_credit_section(
"Plugins",
[
"0xMRTT https://github.com/0xMRTT",
"Apisu https://github.com/aspizu",
],
)
about.add_credit_section(
"Packagers",
[
"0xMRTT https://github.com/0xMRTT",
"Lyes Saadi https://github.com/lyessaadi",
],
)
about.present()
def update_custom_css_text(self, app_type, new_value):
self.custom_css[app_type] = new_value
self.reload_variables()
def create_action(self, name, callback, shortcuts=None):
"""Add an application action.
Args:
name: the name of the action
callback: the function to be called when the action is
activated
shortcuts: an optional list of accelerators
"""
action = Gio.SimpleAction.new(name, None)
action.connect("activate", callback)
self.add_action(action)
if shortcuts:
self.set_accels_for_action(f"app.{name}", shortcuts)
def create_stateful_action(
self, name, parameter_type, initial_state, callback, shortcuts=None
):
"""Add a stateful application action."""
action = Gio.SimpleAction.new_stateful(
name, parameter_type, initial_state)
action.connect("activate", callback)
self.add_action(action)
if shortcuts:
self.set_accels_for_action(f"app.{name}", shortcuts)
def setup_plugins(self):
buglog("setup plugins")
self.plugins_group = self.plugins_list.to_group()
self.win.content_plugins.add(self.plugins_group)
self.plugins_group = self.plugins_group
self.custom_css_group = GradienceCustomCSSGroup()
for app_type in settings_schema["custom_css_app_types"]:
self.custom_css[app_type] = ""
self.custom_css_group.load_custom_css(self.custom_css)
self.win.content_plugins.add(self.custom_css_group)
self.custom_css_group = self.custom_css_group
plugins_errors = self.plugins_list.validate()
self.props.active_window.update_errors(
self.global_errors + plugins_errors)
def reload_plugins(self):
self.plugins_list.reload()
buglog("reload plugins")
self.win.content_plugins.remove(self.plugins_group)
self.win.content_plugins.remove(self.custom_css_group)
self.plugins_group = self.plugins_list.to_group()
self.win.content_plugins.add(self.plugins_group)
self.plugins_group = self.plugins_group
self.custom_css_group = GradienceCustomCSSGroup()
for app_type in settings_schema["custom_css_app_types"]:
self.custom_css[app_type] = ""
self.custom_css_group.load_custom_css(self.custom_css)
self.win.content_plugins.add(self.custom_css_group)
self.custom_css_group = self.custom_css_group
plugins_errors = self.plugins_list.validate()
self.props.active_window.update_errors(
self.global_errors + plugins_errors)
@staticmethod
def show_adwaita_demo(*_args):
GLib.spawn_command_line_async(
'sh -c "/bin/adwaita-1-demo > /dev/null 2>&1"')
@staticmethod
def show_gtk4_demo(*_args):
GLib.spawn_command_line_async(
'sh -c "/bin/gtk4-demo > /dev/null 2>&1"')
@staticmethod
def show_gtk4_widget_factory(*_args):
GLib.spawn_command_line_async(
'sh -c "/bin/gtk4-widget-factory > /dev/null 2>&1"'
)
def main():
"""The application's entry point."""
app = GradienceApplication()
return app.run(sys.argv)