Trixy7/make_installer/installer/widgets/footer.py

# -*- coding: utf-8 -*-
"""
Installer-Footer — F-Tasten-Leiste.
"""

from __future__ import annotations

from typing import TYPE_CHECKING

from textual.widget import Widget
from textual.app import RenderResult
from rich.text import Text

if TYPE_CHECKING:
    from ..menu_context import MenuContext


class InstallerFooter(Widget):
    """
    Footer-Leiste mit aktiven F-Tasten-Bindungen.
    """

    DEFAULT_CSS = """
    InstallerFooter {
        dock: bottom;
        height: 1;
        background: $accent;
        color: $text;
    }
    """

    def __init__(self, menu_context: "MenuContext | None" = None, **kwargs) -> None:
        super().__init__(**kwargs)
        self._menu_context = menu_context

    def update_menu(self, menu_context: "MenuContext") -> None:
        """Aktualisiert die angezeigte Menueleiste."""
        self._menu_context = menu_context
        self.refresh()

    def render(self) -> RenderResult:
        text = Text()
        if self._menu_context:
            for binding in self._menu_context.get_all():
                if binding.enabled:
                    text.append(f" {binding.key.upper()} ", style="bold reverse")
                    text.append(f" {binding.label} ", style="")
                else:
                    text.append(f" {binding.key.upper()} ", style="dim")
                    text.append(f" {binding.label} ", style="dim")

        # Q=Beenden immer anzeigen
        text.append(" Q ", style="bold reverse")
        text.append(" Beenden ", style="")

        return text