wuttapos/wuttapos/util.py
2023-10-12 12:03:20 -05:00

63 lines
2.2 KiB
Python

# -*- coding: utf-8; -*-
################################################################################
#
# WuttaPOS -- Pythonic Point of Sale System
# Copyright © 2023 Lance Edgar
#
# This file is part of WuttaPOS.
#
# WuttaPOS is free software: you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation, either version 3 of the License, or (at your option) any later
# version.
#
# WuttaPOS is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# WuttaPOS. If not, see <http://www.gnu.org/licenses/>.
#
################################################################################
"""
WuttaPOS utilities
"""
import flet as ft
def get_pos_batch_handler(config):
"""
Official way of obtaining the POS batch handler.
Code should use this where possible to make later refactoring
easier, should it be needed.
"""
app = config.get_app()
return app.get_batch_handler('pos', default='rattail.batch.pos:POSBatchHandler')
def make_button(text, font_size=24, font_bold=True, font_weight=None, **kwargs):
"""
Generic function for making a Container button.
"""
if not font_weight and font_bold:
font_weight = ft.FontWeight.BOLD
text = ft.Text(text, size=font_size, weight=font_weight,
text_align=ft.TextAlign.CENTER)
kwargs.setdefault('alignment', ft.alignment.center)
kwargs.setdefault('border', ft.border.all(1, 'black'))
kwargs.setdefault('border_radius', ft.border_radius.all(5))
return ft.Container(content=text, **kwargs)
def show_snackbar(page, text, bgcolor='yellow'):
page.snack_bar = ft.SnackBar(ft.Text(text, color='black',
size=40,
weight=ft.FontWeight.BOLD),
bgcolor=bgcolor,
duration=1500)
page.snack_bar.open = True