8000 Fix radio button bug by BruceSherwood · Pull Request #207 · vpython/vpython-jupyter · GitHub
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Fix radio button bug #207

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Merged
merged 1 commit into from
Jul 3, 2022
Merged

Fix radio button bug #207

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25 changes: 24 additions & 1 deletion vpython/vpython.py
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,14 @@
from ._vector_import_helper import (vector, mag, norm, cross, dot, adjust_up,
adjust_axis, object_rotate)

def Exit():
zero = 0.
print('exit')
a = 1.0/zero

import atexit
atexit.register(Exit)

# List of names that will be imported from this file with import *
__all__ = ['Camera', 'GlowWidget', 'version', 'GSversion', 'Mouse', 'arrow', 'attach_arrow',
'attach_light', 'attach_trail', 'baseObj', 'box', 'bumpmaps', 'button',
Expand Down Expand Up @@ -389,7 +397,7 @@ def handle_msg(self, msg):
elif evt['widget'] == 'checkbox':
obj._checked = evt['value']
elif evt['widget'] == 'radio':
obj._checked = evt['value']
obj.checked = evt['value']
elif evt['widget'] == 'winput':
obj._text = evt['text']
obj._number = evt['value']
Expand Down Expand Up @@ -3591,6 +3599,7 @@ def __init__(self, **args):
args['_objName'] = 'checkbox'
self._checked = False
self._text = ''
self._name = ''
super(checkbox, self).setup(args)

@property
Expand All @@ -3611,12 +3620,22 @@ def checked(self, value):
if not self._constructing:
self.addattr('checked')

_radio_groups = {} # radio buttons grouped by name

class radio(controls):
def __init__(self, **args):
args['_objName'] = 'radio'
self._checked = False
self._text = ''
self._name = ''
super(radio, self).setup(args)
if type(self._name) != str:
raise AttributeError("A radio group name must be a string.")
if self._name != '':
if self._name in _radio_groups:
_radio_groups[self._name].append(self)
else:
_radio_groups[self._name] = [self]

@property
def text(self):
Expand All @@ -3632,6 +3651,10 @@ def checked(self):
return self._checked
@checked.setter
def checked(self, value):
if self._checked == value: return
if len(self._name) > 0:
for r in _radio_groups[self.name]:
r._checked = False
self._checked = value
if not self._constructing:
self.addattr('checked')
Expand Down
0