132 lines
5.5 KiB
Python
132 lines
5.5 KiB
Python
import tkinter as tk
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from tkinter import ttk, messagebox
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from typing import Optional
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class SimulationControls(ttk.LabelFrame):
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"""Encapsulates the Live Simulation Engine controls.
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This keeps the UI widgets (Start/Stop, Speed, Update Time, Reset, slider)
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in a focused component. It uses the provided main_view reference for
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callbacks and shared Tk variables to preserve existing behavior while
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keeping the layout code out of `main_view.py`.
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"""
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def __init__(self, parent, main_view):
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super().__init__(parent, text="Live Simulation Engine")
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self.main_view = main_view
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# Use main_view's variables so external code referencing them keeps
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# working unchanged.
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self.time_multiplier_var = getattr(main_view, "time_multiplier_var", tk.StringVar(value="1x"))
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self.update_time = getattr(main_view, "update_time", tk.DoubleVar(value=1.0))
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self.sim_slider_var = getattr(main_view, "sim_slider_var", tk.DoubleVar(value=0.0))
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# Layout grid setup
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self.grid_columnconfigure(0, weight=1)
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# Main controls frame
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controls_frame = ttk.Frame(self)
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controls_frame.grid(row=0, column=0, sticky="ew", padx=5, pady=5)
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# Configure columns inside the controls frame
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for i in range(10):
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controls_frame.grid_columnconfigure(i, weight=0)
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controls_frame.grid_columnconfigure(3, weight=1) # Spacer
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# Buttons
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self.start_button = ttk.Button(controls_frame, text="Start Live", command=self._start)
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self.start_button.grid(row=0, column=0, sticky="w")
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self.stop_button = ttk.Button(controls_frame, text="Stop Live", command=self._stop, state=tk.DISABLED)
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self.stop_button.grid(row=0, column=1, sticky="w", padx=5)
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ttk.Frame(controls_frame).grid(row=0, column=3, sticky="ew")
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ttk.Label(controls_frame, text="Speed:").grid(row=0, column=4, sticky="e", padx=(10, 2))
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self.multiplier_combo = ttk.Label(controls_frame, text="1x")
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self.multiplier_combo.grid(row=0, column=5, sticky="w", padx=(0, 5))
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ttk.Label(controls_frame, text="Update Time (s):").grid(row=0, column=6, sticky="e", padx=(10, 2))
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self.update_time_entry = ttk.Entry(controls_frame, textvariable=self.update_time, width=5)
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self.update_time_entry.grid(row=0, column=7, sticky="w", padx=(0, 5))
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self.reset_button = ttk.Button(controls_frame, text="Reset State", command=getattr(main_view, "_on_reset_simulation", lambda: None))
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self.reset_button.grid(row=0, column=8, sticky="e", padx=5)
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self.reset_radar_button = ttk.Button(controls_frame, text="Reset Radar", command=getattr(main_view, "_reset_radar_state", lambda: None))
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self.reset_radar_button.grid(row=0, column=9, sticky="e", padx=5)
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# Progress slider row
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progress_frame = ttk.Frame(self)
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progress_frame.grid(row=1, column=0, columnspan=10, sticky="ew", padx=5, pady=(6, 2))
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progress_frame.grid_columnconfigure(0, weight=1)
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progress_frame.grid_columnconfigure(1, weight=0)
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self.sim_slider = ttk.Scale(
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progress_frame,
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orient=tk.HORIZONTAL,
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variable=self.sim_slider_var,
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from_=0.0,
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to=1.0,
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command=lambda v: None,
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)
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self.sim_slider.grid(row=0, column=0, sticky="ew", padx=(4, 8))
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self.sim_slider.bind("<ButtonPress-1>", lambda e: setattr(main_view, "_slider_is_dragging", True))
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self.sim_slider.bind(
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"<ButtonRelease-1>",
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lambda e: (
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setattr(main_view, "_slider_is_dragging", False),
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getattr(main_view, "_on_seek", lambda: None)(),
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),
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)
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labels_frame = ttk.Frame(progress_frame)
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labels_frame.grid(row=0, column=1, sticky="e", padx=(4, 4))
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self.sim_elapsed_label = ttk.Label(labels_frame, text="0.0s", width=8, anchor=tk.E)
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self.sim_elapsed_label.grid(row=0, column=0)
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ttk.Label(labels_frame, text="/").grid(row=0, column=1, padx=(2, 2))
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self.sim_total_label = ttk.Label(labels_frame, text="0.0s", width=8, anchor=tk.W)
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self.sim_total_label.grid(row=0, column=2)
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# --- Non-modal notice area ---
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self.notice_var = tk.StringVar(value="")
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self.notice_frame = ttk.Frame(self)
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# This frame is placed at row=2, under the progress bar
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self.notice_frame.grid(row=2, column=0, sticky="ew", padx=5, pady=(5, 0))
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self.notice_frame.grid_remove() # Hidden by default
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self.notice_label = tk.Label(
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self.notice_frame,
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textvariable=self.notice_var,
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bg="#fff3cd",
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fg="#6a4b00",
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anchor="w",
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relief=tk.SOLID,
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bd=1,
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padx=6,
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pady=2,
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)
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self.notice_label.pack(side=tk.LEFT, fill=tk.X, expand=True)
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self.dismiss_button = ttk.Button(self.notice_frame, text="Dismiss", command=self.hide_notice)
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self.dismiss_button.pack(side=tk.RIGHT, padx=(6, 0))
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def show_notice(self, message: str):
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"""Displays the notification bar with a message."""
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self.notice_var.set(message)
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self.notice_frame.grid()
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def hide_notice(self):
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"""Hides the notification bar."""
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self.notice_var.set("")
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self.notice_frame.grid_remove()
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def _start(self):
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if hasattr(self.main_view, "_on_start_simulation"):
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self.main_view._on_start_simulation()
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def _stop(self):
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if hasattr(self.main_view, "_on_stop_simulation"):
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self.main_view._on_stop_simulation() |