def __init__(self, par):
self.par = par
# Define widgets.
self.value_text = FloatText(description=par.name,
min=self.par.min, max=self.par.max)
self.min_text = FloatText(description='min', max=self.par.max)
self.max_text = FloatText(description='max', min=self.par.min)
self.min_checkbox = Checkbox(description='min')
self.max_checkbox = Checkbox(description='max')
self.vary_checkbox = Checkbox(description='vary')
# Set widget values and visibility.
if par.value is not None:
self.value_text.value = self.par.value
min_unset = self.par.min is None or self.par.min == -np.inf
max_unset = self.par.max is None or self.par.max == np.inf
self.min_checkbox.value = not min_unset
self.min_text.visible = not min_unset
self.min_text.value = self.par.min
self.max_checkbox.value = not max_unset
self.max_text.visible = not max_unset
self.max_text.value = self.par.max
self.vary_checkbox.value = self.par.vary
# Configure widgets to sync with par attributes.
self.value_text.on_trait_change(self._on_value_change, 'value')
self.min_text.on_trait_change(self._on_min_value_change, 'value')
self.max_text.on_trait_change(self._on_max_value_change, 'value')
self.min_checkbox.on_trait_change(self._on_min_checkbox_change, 'value')
self.max_checkbox.on_trait_change(self._on_max_checkbox_change, 'value')
self.vary_checkbox.on_trait_change(self._on_vary_change, 'value')
def __init__(self, par):
self.par = par
# Define widgets.
self.value_text = FloatText(description=par.name,
min=self.par.min, max=self.par.max)
self.min_text = FloatText(description='min', max=self.par.max)
self.max_text = FloatText(description='max', min=self.par.min)
self.min_checkbox = Checkbox(description='min')
self.max_checkbox = Checkbox(description='max')
self.vary_checkbox = Checkbox(description='vary')
# Set widget values and visibility.
if par.value is not None:
self.value_text.value = self.par.value
min_unset = self.par.min is None or self.par.min == -np.inf
max_unset = self.par.max is None or self.par.max == np.inf
self.min_checkbox.value = not min_unset
self.min_text.visible = not min_unset
self.min_text.value = self.par.min
self.max_checkbox.value = not max_unset
self.max_text.visible = not max_unset
self.max_text.value = self.par.max
self.vary_checkbox.value = self.par.vary
# Configure widgets to sync with par attributes.
self.value_text.on_trait_change(self._on_value_change, 'value')
self.min_text.on_trait_change(self._on_min_value_change, 'value')
self.max_text.on_trait_change(self._on_max_value_change, 'value')
self.min_checkbox.on_trait_change(self._on_min_checkbox_change,
'value')
self.max_checkbox.on_trait_change(self._on_max_checkbox_change,
'value')
self.vary_checkbox.on_trait_change(self._on_vary_change, 'value')
class ParameterWidgetGroup(object):
"""Construct several widgets that together represent a Parameter.
This will only be used if IPython is available."""
def __init__(self, par):
self.par = par
# Define widgets.
self.value_text = FloatText(description=par.name,
min=self.par.min, max=self.par.max)
self.min_text = FloatText(description='min', max=self.par.max)
self.max_text = FloatText(description='max', min=self.par.min)
self.min_checkbox = Checkbox(description='min')
self.max_checkbox = Checkbox(description='max')
self.vary_checkbox = Checkbox(description='vary')
# Set widget values and visibility.
if par.value is not None:
self.value_text.value = self.par.value
min_unset = self.par.min is None or self.par.min == -np.inf
max_unset = self.par.max is None or self.par.max == np.inf
self.min_checkbox.value = not min_unset
self.min_text.visible = not min_unset
self.min_text.value = self.par.min
self.max_checkbox.value = not max_unset
self.max_text.visible = not max_unset
self.max_text.value = self.par.max
self.vary_checkbox.value = self.par.vary
# Configure widgets to sync with par attributes.
self.value_text.on_trait_change(self._on_value_change, 'value')
self.min_text.on_trait_change(self._on_min_value_change, 'value')
self.max_text.on_trait_change(self._on_max_value_change, 'value')
self.min_checkbox.on_trait_change(self._on_min_checkbox_change, 'value')
self.max_checkbox.on_trait_change(self._on_max_checkbox_change, 'value')
self.vary_checkbox.on_trait_change(self._on_vary_change, 'value')
def _on_value_change(self, name, value):
self.par.value = value
def _on_min_checkbox_change(self, name, value):
self.min_text.visible = value
if value:
min_unset = self.par.min is None or self.par.min == -np.inf
# -np.inf does not play well with a numerical text field,
# so set min to 1 if activated (and back to -inf if deactivated).
self.min_text.value = -1
self.par.min = self.min_text.value
self.value_text.min = self.min_text.value
else:
self.par.min = None
def _on_max_checkbox_change(self, name, value):
self.max_text.visible = value
if value:
# np.inf does not play well with a numerical text field,
# so set max to 1 if activated (and back to inf if deactivated).
max_unset = self.par.max is None or self.par.max == np.inf
self.max_text.value = 1
self.par.max = self.max_text.value
self.value_text.max = self.max_text.value
else:
self.par.max = None
def _on_min_value_change(self, name, value):
self.par.min = value
self.value_text.min = value
self.max_text.min = value
def _on_max_value_change(self, name, value):
self.par.max = value
self.value_text.max = value
self.min_text.max = value
def _on_vary_change(self, name, value):
self.par.vary = value
self.value_text.disabled = not value
def close(self):
# one convenience method to close (i.e., hide and disconnect) all
# widgets in this group
self.value_text.close()
self.min_text.close()
self.max_text.close()
self.vary_checkbox.close()
self.min_checkbox.close()
self.max_checkbox.close()
def _repr_html_(self):
box = Box()
box.children = [self.value_text, self.vary_checkbox,
self.min_text, self.min_checkbox,
self.max_text, self.max_checkbox]
display(box)
box.add_class('hbox')
# Make it easy to set the widget attributes directly.
@property
def value(self):
return self.value_text.value
@value.setter
def value(self, value):
self.value_text.value = value
@property
def vary(self):
return self.vary_checkbox.value
@vary.setter
def vary(self, value):
self.vary_checkbox.value = value
@property
def min(self):
return self.min_text.value
@min.setter
def min(self, value):
self.min_text.value = value
@property
def max(self):
return self.max_text.value
@min.setter
def max(self, value):
self.max_text.value = value
@property
def name(self):
return self.par.name
class ParameterWidgetGroup(object):
"""Construct several widgets that together represent a Parameter.
This will only be used if IPython is available."""
def __init__(self, par):
self.par = par
# Define widgets.
self.value_text = FloatText(description=par.name,
min=self.par.min,
max=self.par.max)
self.value_text.width = 100
self.min_text = FloatText(description='min', max=self.par.max)
self.min_text.width = 100
self.max_text = FloatText(description='max', min=self.par.min)
self.max_text.width = 100
self.min_checkbox = Checkbox(description='min')
self.max_checkbox = Checkbox(description='max')
self.vary_checkbox = Checkbox(description='vary')
# Set widget values and visibility.
if par.value is not None:
self.value_text.value = self.par.value
min_unset = self.par.min is None or self.par.min == -np.inf
max_unset = self.par.max is None or self.par.max == np.inf
self.min_checkbox.value = not min_unset
self.min_text.visible = not min_unset
self.min_text.value = self.par.min
self.max_checkbox.value = not max_unset
self.max_text.visible = not max_unset
self.max_text.value = self.par.max
self.vary_checkbox.value = self.par.vary
# Configure widgets to sync with par attributes.
self.value_text.on_trait_change(self._on_value_change, 'value')
self.min_text.on_trait_change(self._on_min_value_change, 'value')
self.max_text.on_trait_change(self._on_max_value_change, 'value')
self.min_checkbox.on_trait_change(self._on_min_checkbox_change,
'value')
self.max_checkbox.on_trait_change(self._on_max_checkbox_change,
'value')
self.vary_checkbox.on_trait_change(self._on_vary_change, 'value')
def _on_value_change(self, name, value):
self.par.value = value
def _on_min_checkbox_change(self, name, value):
self.min_text.visible = value
if value:
# -np.inf does not play well with a numerical text field,
# so set min to -1 if activated (and back to -inf if deactivated).
self.min_text.value = -1
self.par.min = self.min_text.value
self.value_text.min = self.min_text.value
else:
self.par.min = None
def _on_max_checkbox_change(self, name, value):
self.max_text.visible = value
if value:
# np.inf does not play well with a numerical text field,
# so set max to 1 if activated (and back to inf if deactivated).
self.max_text.value = 1
self.par.max = self.max_text.value
self.value_text.max = self.max_text.value
else:
self.par.max = None
def _on_min_value_change(self, name, value):
self.par.min = value
self.value_text.min = value
self.max_text.min = value
def _on_max_value_change(self, name, value):
self.par.max = value
self.value_text.max = value
self.min_text.max = value
def _on_vary_change(self, name, value):
self.par.vary = value
# self.value_text.disabled = not value
def close(self):
# one convenience method to close (i.e., hide and disconnect) all
# widgets in this group
self.value_text.close()
self.min_text.close()
self.max_text.close()
self.vary_checkbox.close()
self.min_checkbox.close()
self.max_checkbox.close()
def _repr_html_(self):
box = HBox()
box.children = [
self.value_text, self.vary_checkbox, self.min_checkbox,
self.min_text, self.max_checkbox, self.max_text
]
display(box)
# Make it easy to set the widget attributes directly.
@property
def value(self):
return self.value_text.value
@value.setter
def value(self, value):
self.value_text.value = value
@property
def vary(self):
return self.vary_checkbox.value
@vary.setter
def vary(self, value):
self.vary_checkbox.value = value
@property
def min(self):
return self.min_text.value
@min.setter
def min(self, value):
self.min_text.value = value
@property
def max(self):
return self.max_text.value
@max.setter
def max(self, value):
self.max_text.value = value
@property
def name(self):
return self.par.name