2022-07-17 11:46:05 +00:00
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# main.py
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#
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# Copyright 2022 ArtyIF
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY
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# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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# Except as contained in this notice, the name(s) of the above copyright
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# holders shall not be used in advertising or otherwise to promote the sale,
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# use or other dealings in this Software without prior written
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# authorization.
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import sys
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import gi
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import json
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2022-07-17 17:07:40 +00:00
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import os
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2022-07-17 11:46:05 +00:00
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gi.require_version('Gtk', '4.0')
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gi.require_version('Adw', '1')
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from gi.repository import Gtk, Gdk, Gio, Adw, GLib
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from .window import AdwcustomizerMainWindow
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from .option import AdwcustomizerOption
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class AdwcustomizerApplication(Adw.Application):
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"""The main application singleton class."""
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def __init__(self):
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super().__init__(application_id='com.github.ArtyIF.AdwCustomizer',
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flags=Gio.ApplicationFlags.FLAGS_NONE)
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def do_activate(self):
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"""Called when the application is activated.
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We raise the application's main window, creating it if
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necessary.
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"""
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2022-07-17 15:02:29 +00:00
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self.variables = {}
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self.is_ready = False
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win = self.props.active_window
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if not win:
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win = AdwcustomizerMainWindow(application=self)
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settings_schema_text = Gio.resources_lookup_data('/com/github/ArtyIF/AdwCustomizer/settings_schema.json', 0).get_data().decode()
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self.settings_schema = json.loads(settings_schema_text)
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self.pref_variables = {}
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for group in self.settings_schema["groups"]:
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pref_group = Adw.PreferencesGroup()
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pref_group.set_name(group["name"])
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pref_group.set_title(group["title"])
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pref_group.set_description(group["description"])
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for variable in group["variables"]:
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pref_variable = AdwcustomizerOption(variable["name"], variable["title"], variable.get("explanation"))
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pref_group.add(pref_variable)
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self.pref_variables[variable["name"]] = pref_variable
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win.content.add(pref_group)
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self.load_preset_from_resource('/com/github/ArtyIF/AdwCustomizer/presets/adwaita.json')
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self.create_stateful_action("load_preset", GLib.VariantType.new('s'), GLib.Variant('s', 'adwaita'), self.load_preset_action)
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self.create_action("apply_css_file", self.show_apply_css_file_dialog)
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self.create_action("reset_css_file", self.show_reset_css_file_dialog)
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self.create_action("about", self.show_about_window)
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win.present()
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self.is_ready = True
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def load_preset_from_file(self, preset_path):
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preset_text = ""
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with open(preset_path, 'r') as f:
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preset_text = f.read()
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preset = json.loads(preset_text)
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self.props.active_window.set_current_preset_name(preset["name"])
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self.variables = preset["variables"]
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self.load_preset_variables()
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def load_preset_from_resource(self, preset_path):
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preset_text = Gio.resources_lookup_data(preset_path, 0).get_data().decode()
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preset = json.loads(preset_text)
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self.props.active_window.set_current_preset_name(preset["name"])
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self.variables = preset["variables"]
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self.load_preset_variables()
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def load_preset_variables(self):
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for key in self.variables.keys():
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if key in self.pref_variables:
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self.pref_variables[key].update_value(self.variables[key])
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self.reload_variables()
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def generate_css(self):
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final_css = ""
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for key in self.variables.keys():
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final_css += "@define-color {0} {1};\n".format(key, self.variables[key])
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return final_css
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def reload_variables(self):
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css_provider = Gtk.CssProvider()
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css_provider.load_from_data(self.generate_css().encode())
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# loading with the priority above user to override the applied config
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Gtk.StyleContext.add_provider_for_display(Gdk.Display.get_default(), css_provider, Gtk.STYLE_PROVIDER_PRIORITY_USER + 1)
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def load_preset_action(self, widget, *args):
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if args[0].get_string().startswith("custom-"):
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self.load_preset_from_file(os.environ['XDG_CONFIG_HOME'] + "/adwcustomizer/presets/" + args[0].get_string().replace("custom-", "") + ".json")
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else:
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self.load_preset_from_resource('/com/github/ArtyIF/AdwCustomizer/presets/' + args[0].get_string() + '.json')
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Gio.SimpleAction.set_state(self.lookup_action("load_preset"), args[0])
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def show_apply_css_file_dialog(self, widget, _):
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dialog = Adw.MessageDialog(transient_for=self.props.active_window,
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heading="Apply this color scheme?",
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body="If there is a gtk.css file, it will irreversibly be rewritten. Make sure you have the current gtk.css file backed up.")
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dialog.add_response("cancel", "Cancel")
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dialog.add_response("apply", "Apply")
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dialog.set_response_appearance("apply", Adw.ResponseAppearance.SUGGESTED)
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dialog.set_default_response("cancel")
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dialog.set_close_response("cancel")
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dialog.connect("response", self.apply_css_file)
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dialog.present()
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def show_reset_css_file_dialog(self, widget, _):
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dialog = Adw.MessageDialog(transient_for=self.props.active_window,
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heading="Reset gtk.css?",
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body="This will irreversibly reset the color scheme to default. Make sure you have the current settings saved as a preset.")
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dialog.add_response("cancel", "Cancel")
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dialog.add_response("reset", "Reset")
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dialog.set_response_appearance("reset", Adw.ResponseAppearance.DESTRUCTIVE)
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dialog.set_default_response("cancel")
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dialog.set_close_response("cancel")
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dialog.connect("response", self.reset_css_file)
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dialog.present()
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def apply_css_file(self, widget, response):
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if response == "apply":
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with open(os.environ['XDG_CONFIG_HOME'] + "/gtk-4.0/gtk.css", 'w') as f:
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f.write(self.generate_css())
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with open(os.environ['XDG_CONFIG_HOME'] + "/gtk-3.0/gtk.css", 'w') as f:
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f.write(self.generate_css())
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def reset_css_file(self, widget, response):
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if response == "reset":
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file = Gio.File.new_for_path(GLib.get_user_config_dir() + "/gtk-4.0/gtk.css")
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try:
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file.delete()
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except:
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pass
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file = Gio.File.new_for_path(GLib.get_user_config_dir() + "/gtk-3.0/gtk.css")
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try:
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file.delete()
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except:
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pass
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def show_about_window(self, widget, _):
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about = Adw.AboutWindow(transient_for=self.props.active_window,
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application_name='AdwCustomizer',
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application_icon='com.github.ArtyIF.AdwCustomizer',
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developer_name='ArtyIF',
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version='0.0.11',
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developers=['ArtyIF'],
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copyright='© 2022 ArtyIF')
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about.present()
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def create_action(self, name, callback, shortcuts=None):
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"""Add an application action.
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Args:
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name: the name of the action
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callback: the function to be called when the action is
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activated
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shortcuts: an optional list of accelerators
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"""
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action = Gio.SimpleAction.new(name, None)
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action.connect("activate", callback)
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self.add_action(action)
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if shortcuts:
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self.set_accels_for_action(f"app.{name}", shortcuts)
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def create_stateful_action(self, name, parameter_type, initial_state, callback, shortcuts=None):
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"""Add a stateful application action.
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"""
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action = Gio.SimpleAction.new_stateful(name, parameter_type, initial_state)
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action.connect("activate", callback)
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self.add_action(action)
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if shortcuts:
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self.set_accels_for_action(f"app.{name}", shortcuts)
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def main(version):
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"""The application's entry point."""
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app = AdwcustomizerApplication()
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return app.run(sys.argv)
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