Files
ware_house/busy_overlay.py

87 lines
2.7 KiB
Python

from __future__ import annotations
from typing import Any
import tkinter as tk
import customtkinter as ctk
from ui_theme import theme_color, theme_font, theme_padding, theme_value
class InlineBusyOverlay:
"""Busy overlay rendered inside the same window, avoiding extra toplevels."""
def __init__(self, parent: tk.Misc, theme_cfg: dict[str, Any] | None = None):
self.parent = parent
self.theme_cfg = theme_cfg or {}
self._cover: ctk.CTkFrame | None = None
self._label: ctk.CTkLabel | None = None
self._bar: ctk.CTkProgressBar | None = None
def show(self, message: str = "Attendere..."):
if self._cover and self._cover.winfo_exists():
if self._label:
self._label.configure(text=message)
try:
self._cover.lift()
except Exception:
pass
return
cover = ctk.CTkFrame(
self.parent,
corner_radius=0,
fg_color=theme_color(self.theme_cfg, "overlay_cover_fg_color", ("#d9d9d9", "#4a4a4a")),
)
cover.place(relx=0, rely=0, relwidth=1, relheight=1)
try:
cover.lift()
except Exception:
pass
wrap = ctk.CTkFrame(
cover,
corner_radius=int(theme_value(self.theme_cfg, "overlay_panel_corner_radius", 10)),
fg_color=theme_color(self.theme_cfg, "overlay_panel_fg_color", ("#f2f2f2", "#353535")),
)
wrap.place(relx=0.5, rely=0.5, anchor="center")
label = ctk.CTkLabel(
wrap,
text=message,
font=theme_font(self.theme_cfg, "overlay_label_font", ("Segoe UI", 11, "bold")),
)
label_pad = theme_padding(self.theme_cfg, "overlay_label_padding", (18, 14, 18, 8))
label.pack(padx=(label_pad[0], label_pad[2]), pady=(label_pad[1], label_pad[3]))
bar = ctk.CTkProgressBar(
wrap,
mode="indeterminate",
width=int(theme_value(self.theme_cfg, "overlay_progress_width", 220)),
)
bar_pad = theme_padding(self.theme_cfg, "overlay_progress_padding", (18, 0, 18, 14))
bar.pack(padx=(bar_pad[0], bar_pad[2]), pady=(bar_pad[1], bar_pad[3]))
try:
bar.start()
except Exception:
pass
self._cover = cover
self._label = label
self._bar = bar
def hide(self):
if self._bar:
try:
self._bar.stop()
except Exception:
pass
self._bar = None
self._label = None
if self._cover and self._cover.winfo_exists():
try:
self._cover.destroy()
except Exception:
pass
self._cover = None