Coherence/src/core/widgets/template/dynamic_widget_template.py

# Python imports
import uuid
import pickle

# Lib imports
import gi
gi.require_version('Gtk', '3.0')
from gi.repository import Gtk

# Application imports
from .dynamic_header_widget import DynamicHeaderWidget



class DynamicWidgetException(Exception):
    ...


class DynamicWidget(Gtk.Box):
    def __init__(self, move_callback, x, y):
        super(DynamicWidget, self).__init__()

        self._header_widget = DynamicHeaderWidget(move_callback, x, y)
        self.uuid           = str(uuid.uuid4())

        self._setup_styling()
        self._setup_signals()
        self._subscribe_to_events()
        self._load_widgets()

        self.show_all()


    def _setup_styling(self):
        self.set_orientation(1)
        self.set_size_request(256, 45)
        ctx = self.get_style_context()
        ctx.add_class("dynamic-widget")

    def _setup_signals(self):
        ...

    def _subscribe_to_events(self):
        ...

    def _load_widgets(self):
        try:
            self.add(self._header_widget)
            widget = event_system.emit_and_await("get_widget_type")
            if not widget:
                raise Exception("No widget detected... Will not insert anything.")

            self.add(widget)
        except DynamicWidgetException as e:
            logger.debug(e)

    def save(self):
        path = f"{settings.get_active_page()}/{self.uuid}"
        logger.debug("Widget save stub...")
        # with open(path, "wb") as f:
        #     pickle.dump(self, f, protocol=pickle.HIGHEST_PROTOCOL, fix_imports=True, buffer_callback=None)