Tirsvad
f45d6036e4
Review record RC-041 (Go, autonomous mode, not independent). Task: MIL-008#1 Task: MIL-008#2 Task: MIL-008#3 Task: MIL-008#4 Task: MIL-008#5 Task: MIL-008#6 Task: MIL-008#7 Task: MIL-008#8
98 lines
2.8 KiB
Python
98 lines
2.8 KiB
Python
"""View of the level screen.
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@file level_view.py
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@brief Builds the level screen of the wireframe: a title and one button per level.
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"""
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import tkinter as tk
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from collections.abc import Callable
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from flash_card.constants import (
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BACKGROUND_COLOR,
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CARD_WIDTH,
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LEVEL_BUTTON_COLOR,
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LEVEL_BUTTON_FONT,
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LEVEL_BUTTON_WIDTH,
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LEVEL_SCREEN_HEIGHT,
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LEVEL_TITLE_FONT,
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)
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from flash_card.domain.value_objects.level import Level
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from flash_card.presentation.features.level.level_view_model import (
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LevelChoice,
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LevelViewModel,
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)
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class LevelView:
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"""The level screen: a title and a button for each level."""
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def __init__(
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self,
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root: tk.Tk,
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view_model: LevelViewModel,
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on_choose: Callable[[Level], None],
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) -> None:
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"""Build the screen on a root.
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@param root The Tk root window.
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@param view_model The data to show.
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@param on_choose Called with the level the user picked.
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"""
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## @brief Called with the level the user picked.
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self._on_choose = on_choose
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## @brief Frame that holds the whole screen.
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self.frame = tk.Frame(
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root, bg=BACKGROUND_COLOR, width=CARD_WIDTH, height=LEVEL_SCREEN_HEIGHT
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)
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self.frame.grid(row=0, column=0)
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self.frame.grid_propagate(False)
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self.frame.grid_columnconfigure(0, weight=1)
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for row in range(len(view_model.choices) + 1):
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self.frame.grid_rowconfigure(row, weight=1)
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## @brief The title text.
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self.title_label = tk.Label(
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self.frame,
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text=view_model.title,
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font=LEVEL_TITLE_FONT,
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bg=BACKGROUND_COLOR,
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)
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self.title_label.grid(row=0, column=0)
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## @brief One button per choice, in display order.
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self.buttons = tuple(
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self._build_button(row, choice)
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for row, choice in enumerate(view_model.choices, start=1)
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)
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def choose(self, level: Level) -> None:
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"""Forward the chosen level.
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@param level The level the user picked.
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@return Nothing.
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"""
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self._on_choose(level)
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def destroy(self) -> None:
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"""Remove the screen from the window.
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@return Nothing.
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"""
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self.frame.destroy()
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def _build_button(self, row: int, choice: LevelChoice) -> tk.Button:
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"""Create the button of one choice.
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@param row Grid row of the button.
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@param choice The choice the button stands for.
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@return The button, placed in the frame.
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"""
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button = tk.Button(
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self.frame,
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text=choice.label,
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font=LEVEL_BUTTON_FONT,
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width=LEVEL_BUTTON_WIDTH,
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bg=LEVEL_BUTTON_COLOR,
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command=lambda: self.choose(choice.level),
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)
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button.grid(row=row, column=0)
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return button
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