1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
|
# (C) Copyright 2005-2023 Enthought, Inc., Austin, TX
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
""" The Qt-specific implementation of the toggle field class """
from traits.api import provides
from pyface.fields.i_toggle_field import IToggleField, MToggleField
from pyface.qt.QtGui import (
QCheckBox, QIcon, QPushButton, QRadioButton
)
from .editable_field import EditableField
@provides(IToggleField)
class ToggleField(MToggleField, EditableField):
""" The Qt-specific implementation of the toggle field class """
# ------------------------------------------------------------------------
# Private interface
# ------------------------------------------------------------------------
# Toolkit control interface ---------------------------------------------
def _get_control_value(self):
""" Toolkit specific method to get the control's value. """
return self.control.isChecked()
def _get_control_text(self):
""" Toolkit specific method to get the control's text. """
return self.control.text()
def _set_control_value(self, value):
""" Toolkit specific method to set the control's value. """
return self.control.setChecked(value)
def _set_control_text(self, text):
""" Toolkit specific method to set the control's text. """
return self.control.setText(text)
def _set_control_icon(self, icon):
""" Toolkit specific method to set the control's icon. """
if icon is not None:
self.control.setIcon(icon.create_icon())
else:
self.control.setIcon(QIcon())
def _observe_control_value(self, remove=False):
""" Toolkit specific method to change the control value observer. """
if remove:
self.control.toggled.disconnect(self._update_value)
else:
self.control.toggled.connect(self._update_value)
def _get_control_alignment(self):
""" Toolkit specific method to get the control's alignment. """
# dummy implementation
return self.alignment
def _set_control_alignment(self, alignment):
""" Toolkit specific method to set the control's alignment. """
# use stylesheet for button alignment
self.control.setStyleSheet(f"text-align: {alignment}")
class CheckBoxField(ToggleField):
""" The Qt-specific implementation of the checkbox class """
def _create_control(self, parent):
""" Create the toolkit-specific control that represents the widget. """
control = QCheckBox(parent)
return control
class RadioButtonField(ToggleField):
""" The Qt-specific implementation of the radio button class
This is intended to be used in groups, and shouldn't be used by itself.
"""
def _create_control(self, parent):
""" Create the toolkit-specific control that represents the widget. """
control = QRadioButton(parent)
return control
class ToggleButtonField(ToggleField):
""" The Qt-specific implementation of the toggle button class """
def _create_control(self, parent):
""" Create the toolkit-specific control that represents the widget. """
control = QPushButton(parent)
control.setCheckable(True)
return control
|
