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#!/usr/bin/python3
# dialog_widget.py
#
# Copyright:
# Copyright (C) 2024-2025 Bernd Schumacher <bernd@bschu.de>
#
# License: GPL-3.0+
# This program 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.
# .
# This package 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 this program. If not, see <https://www.gnu.org/licenses/>.
# Comment:
# On Debian systems, the complete text of the GNU General
# Public License version 3 can be found in
# "/usr/share/common-licenses/GPL-3".
""" dialog_widget.py contains classes to display dialogs """
import sys
import os
import gi
dir1 = os.path.dirname(os.path.realpath(__file__))
dir2 = os.path.dirname(dir1)
sys.path.append(dir2)
try:
from cashbox.locale_utils import _, f
except ImportError as exc:
print('Error: cashbox modules not found.', exc)
sys.exit(1)
try:
gi.require_version('Adw', '1')
gi.require_version('Gtk', '4.0')
from gi.repository import Adw, Gtk
except (ImportError, ValueError) as exc:
print('Error: Dependencies not met.', exc)
sys.exit(1)
@Gtk.Template(filename=f'{dir1}/dialog_widget.ui')
class DialogWidget(Gtk.Box):
""" present dialogs """
__gtype_name__ = 'DialogWidget'
help_widget_dialog = Gtk.Template.Child()
help_widget_label = Gtk.Template.Child()
about_widget_dialog = Gtk.Template.Child()
def __init__(self, **kwargs):
super().__init__(**kwargs)
for key, val in self.abbreviations().items():
setattr(self, key, val)
def abbreviations(self):
"""
this method should be overwritten, if DialogWidged class
is used outside of cashbox.
"""
return {"a": self.data(_("article")),
"as_": self.data(_("articles")),
"As": self.data(_("Articles")),
"C": self.widget(_("Cashbox")),
"c": self.data(_("count")),
"cs": self.data(_("counts")),
"n": self.data(_("name")),
"ns": self.data(_("names")),
"p": self.data(_("price")),
"ps": self.data(_("prices")),
"Pl": self.widget(_("Pricelist")),
"R": self.widget(_("Receipt")),
"S": self.widget(_("Sale"))}
def widget(self, txt):
""" text about widget will be blue """
return f"<b><span foreground='blue'>{txt}</span></b>"
def data(self, txt):
""" text about data will be green """
return f"<b><span foreground='green'>{txt}</span></b>"
def help_dialog(self, win, title, txt):
""" show help """
dialog = self.help_widget_dialog
label = self.help_widget_label
dialog.set_title(title)
label.set_label(txt)
dialog.present(win)
def about_dialog(self, win, txt, version="0.0"):
""" show info about cashbox """
about = self.about_widget_dialog
about.set_comments(txt)
about.set_developers(["Bernd Schumacher"])
about.set_version(version)
about.present(win)
if __name__ == '__main__':
a1 = _("hallo")
class DialogWindow(Adw.ApplicationWindow):
""" Test Dialog Window """
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.props.default_width = 350
self.props.default_height = 600
box = Gtk.Box()
box.set_orientation(Gtk.Orientation.VERTICAL)
self.set_content(box)
button = Gtk.Button(label=_("test_help_dialog"))
box.append(button)
button.connect('clicked', self.on_test_help_dialog)
button = Gtk.Button(label=_("test_about"))
box.append(button)
button.connect('clicked', self.on_test_about)
def on_test_about(self, _button):
""" show about widget """
d = DialogWidget()
win = self
d.about_dialog(win, f(_("""\
one two three {d.As}""")))
def on_test_help_dialog(self, _button):
""" show dialog widget """
d = DialogWidget()
win = self
d.help_dialog(win, _("test_title"), f(_("""\
one two three
{d.As} can be listed with {d.n} and {d.p} in {d.Pl}.""")))
class MyApp(Adw.Application):
""" test class App """
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.connect('activate', self.on_activate)
def on_activate(self, app):
""" start test window """
win = DialogWindow(application=app)
win.present()
myapp = MyApp()
myapp.run(sys.argv)
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