66 lines
1.6 KiB
Python
66 lines
1.6 KiB
Python
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"""Общие UI-хелперы (Flet ≥ 0.80: show_dialog/pop_dialog, SnackBar через show_dialog)."""
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import asyncio
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import flet as ft
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def confirm_dialog(page: ft.Page, title: str, text: str, on_confirm, danger: bool = True):
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"""Модальный диалог подтверждения."""
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def close(e=None):
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page.pop_dialog()
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def yes(e):
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page.pop_dialog()
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on_confirm()
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dlg = ft.AlertDialog(
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modal=True,
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title=ft.Text(title),
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content=ft.Text(text),
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actions=[
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ft.TextButton("Отмена", on_click=close),
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ft.FilledButton(
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"Подтвердить", on_click=yes,
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style=ft.ButtonStyle(bgcolor=ft.Colors.RED_700 if danger else None),
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),
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],
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)
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page.show_dialog(dlg)
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def snack(page: ft.Page, text: str, error: bool = False):
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page.show_dialog(ft.SnackBar(
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ft.Text(text),
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bgcolor=ft.Colors.RED_700 if error else ft.Colors.GREEN_700,
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open=True,
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))
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def log_view(initial: str = "") -> ft.ListView:
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"""Скроллящаяся панель лога."""
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return ft.ListView(expand=True, spacing=2, auto_scroll=True)
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def append_log(lv: ft.ListView, line: str):
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lv.controls.append(
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ft.Text(line, size=12, font_family="Consolas", selectable=True)
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)
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try:
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lv.update()
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except Exception:
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pass
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def open_dialog(page: ft.Page, dlg: ft.AlertDialog):
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page.show_dialog(dlg)
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def close_dialog(page: ft.Page):
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page.pop_dialog()
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def fmt_mb(v: float) -> str:
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if v >= 1024:
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return f"{v/1024:.1f} ГБ"
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return f"{v:.0f} МБ"
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