def __init__(self, parameter, parent=None):
"""Constructor
.. versionadded:: 2.2
:param parameter: A GroupParameter object.
:type parameter: GroupParameter
"""
super(GroupParameterWidget, self).__init__(parameter, parent)
# Get the parameter label and use its value as the checkbox text
label_item = self._input_layout.itemAt(0)
label_widget = label_item.widget()
text = label_widget.text()
self._enable_check_box = QCheckBox(text)
# Tooltips
self.setToolTip('Tick here to enable ' + self._parameter.name)
# add all widget in the group
self._group_layout = QVBoxLayout()
self._group_layout.setSpacing(0)
if not self._parameter.is_required:
self._input_layout.insertWidget(0, self._enable_check_box)
# now we don't need the parameter label anymore so chuck it
self._input_layout.removeItem(label_item)
# Make the sub group appear indented
self._group_layout.setContentsMargins(20, 0, 0, 0)
else:
self._parameter.enable_parameter = True
self._main_layout.addLayout(self._group_layout)
# Why are we doing imports here? TS
from qt_widgets.parameter_container import ParameterContainer
self.param_container = ParameterContainer(
parameters=self._parameter.value)
self.param_container.setup_ui(must_scroll=parameter.must_scroll)
# add handlers
# noinspection PyUnresolvedReferences
self._enable_check_box.stateChanged.connect(
self.on_enable_checkbox_changed)
self._enable_check_box.setChecked(self._parameter.enable_parameter)
self.on_enable_checkbox_changed(self._parameter.enable_parameter)
self._group_layout.addWidget(self.param_container)
def __init__(self, parameter, parent=None):
"""Constructor
.. versionadded:: 2.2
:param parameter: A GroupParameter object.
:type parameter: GroupParameter
"""
super(GroupParameterWidget, self).__init__(parameter, parent)
self._enable_check_box = QCheckBox()
# Tooltips
self.setToolTip('Tick here to enable ' + self._parameter.name)
if not self._parameter.is_required:
self._inner_input_layout.addWidget(self._enable_check_box)
else:
self._parameter.enable_parameter = True
# add all widget in the group
self._group_layout = QVBoxLayout()
self._group_layout.setSpacing(0)
self._main_layout.addLayout(self._group_layout)
from qt_widgets.parameter_container import ParameterContainer
self.param_container = ParameterContainer(
parameters=self._parameter.value)
self.param_container.setup_ui(must_scroll=parameter.must_scroll)
# add handlers
# noinspection PyUnresolvedReferences
self._enable_check_box.stateChanged.connect(
self.on_enable_checkbox_changed)
self._enable_check_box.setChecked(self._parameter.enable_parameter)
self.on_enable_checkbox_changed(self._parameter.enable_parameter)
self._group_layout.addWidget(self.param_container)
def main():
"""Main function"""
application = QApplication([])
name_parameter = StringParameter('UUID-1')
name_parameter.name = 'Resource name'
name_parameter.help_text = (
'Name of the resource that will be provided as part of minimum needs.'
'e.g. Tea, Water etc.')
name_parameter.description = (
'A <b>resource</b> is something that you provide to displaced persons '
'in the event of a disaster. The resource will be made available '
'at IDP camps and may need to be stockpiled by contingency planners '
'in their preparations for a disaster.')
name_parameter.is_required = True
name_parameter.value = ''
description_parameter = StringParameter('UUID-1')
description_parameter.name = 'Resource description'
description_parameter.help_text = (
'Description of the resource that will be provided as part of minimum '
'needs. e.g. Tea, Water etc.')
description_parameter.description = (
'Description of the resource that will be provided as part of minimum '
'needs. e.g. Tea, Water etc.')
description_parameter.is_required = True
description_parameter.value = ''
unit_parameter = StringParameter('UUID-2')
unit_parameter.name = 'Units'
unit_parameter.help_text = (
'Unit for the resources. e.g. litres, kg etc.')
unit_parameter.description = (
'A <b>unit</b> the basic measurement unit used for computing the '
'allowance per individual. For example when planning water rations '
'the units would be litres.')
unit_parameter.is_required = True
unit_parameter.value = ''
minimum_parameter = FloatParameter('UUID-3')
minimum_parameter.name = 'Minimum allowed'
minimum_parameter.is_required = True
minimum_parameter.precision = 3
minimum_parameter.minimum_allowed_value = -99999.0
minimum_parameter.maximum_allowed_value = 99999.0
minimum_parameter.help_text = 'The minimum allowable quantity per person. '
minimum_parameter.description = (
'The <b>minimum</b> is the minimum allowed quantity of the resource '
'per person. For example you may dictate that the water ration per '
'person per day should never be allowed to be less than 0.5l.')
minimum_parameter.value = 1.0
maximum_parameter = FloatParameter('UUID-3')
maximum_parameter.name = 'Minimum allowed'
maximum_parameter.is_required = True
maximum_parameter.precision = 3
maximum_parameter.minimum_allowed_value = -99999.0
maximum_parameter.maximum_allowed_value = 99999.0
maximum_parameter.help_text = 'The maximum allowable quantity per person. '
maximum_parameter.description = (
'The <b>maximum</b> is the maximum allowed quantity of the resource '
'per person. For example you may dictate that the water ration per '
'person per day should never be allowed to be more than 50l.')
maximum_parameter.value = 1.0
maximum_parameter = FloatParameter('UUID-4')
maximum_parameter.name = 'Minimum allowed'
maximum_parameter.is_required = True
maximum_parameter.precision = 3
maximum_parameter.minimum_allowed_value = -99999.0
maximum_parameter.maximum_allowed_value = 99999.0
maximum_parameter.help_text = 'The maximum allowable quantity per person. '
maximum_parameter.description = (
'The <b>maximum</b> is the maximum allowed quantity of the resource '
'per person. For example you may dictate that the water ration per '
'person per day should never be allowed to be more than 50l.')
maximum_parameter.value = 1.0
default_parameter = FloatParameter('UUID-5')
default_parameter.name = 'Default'
default_parameter.is_required = True
default_parameter.precision = 3
default_parameter.minimum_allowed_value = -99999.0
default_parameter.default_allowed_value = 99999.0
default_parameter.help_text = 'The default allowable quantity per person. '
default_parameter.description = (
'The <b>default</b> is the default allowed quantity of the resource '
'per person. For example you may indicate that the water ration per '
'person per day should be 25l.')
default_parameter.value = 1.0
parameters = [
name_parameter,
description_parameter,
unit_parameter,
minimum_parameter,
maximum_parameter,
default_parameter]
parameter_container = ParameterContainer(parameters)
widget = QWidget()
layout = QGridLayout()
layout.addWidget(parameter_container)
widget.setLayout(layout)
widget.setGeometry(0, 0, 500, 500)
widget.show()
new_parameters = parameter_container.get_parameters()
for new_parameter in new_parameters:
print new_parameter.name, new_parameter.value
sys.exit(application.exec_())
def main():
"""Main function"""
app = QApplication([])
def validate_min_max(parent_container):
"""
:param parent_container: The container that use this validator.
:type parent_container: ParameterContainer
:return:
"""
min_value_parameter = parent_container.get_parameter_by_guid(
min_integer_parameter.guid)
max_value_parameter = parent_container.get_parameter_by_guid(
max_integer_parameter.guid)
min_value = min_value_parameter.value
max_value = max_value_parameter.value
print 'min', min_value
print 'max', max_value
if min_value > max_value:
print 'Not valid'
return {
'valid':
False,
'message':
('Your minimum value (%d) should be less than your maximum '
'value (%d)' % (min_value, max_value))
}
print 'Valid'
return {'valid': True, 'message': ''}
unit_feet = Unit('130790')
unit_feet.load_dictionary(unit_feet_depth)
unit_metres = Unit('900713')
unit_metres.load_dictionary(unit_metres_depth)
string_parameter = StringParameter('28082014')
string_parameter.name = 'Province Name'
string_parameter.help_text = 'Name of province.'
string_parameter.description = (
'A <b>test _description</b> that is very long so that you need to '
'read it for one minute and you will be tired after read this '
'description. You are the best user so far. Even better if you read '
'this description loudly so that all of your friends will be able '
'to hear you')
string_parameter.is_required = True
string_parameter.value = 'Daerah Istimewa Yogyakarta'
boolean_parameter = BooleanParameter('1231231')
boolean_parameter.name = 'Post processor'
boolean_parameter.help_text = 'This is post processor parameter.'
boolean_parameter.description = (
'A <b>test _description</b> that is very long so that you need to '
'read it for one minute and you will be tired after read this '
'description. You are the best user so far. Even better if you read '
'this description loudly so that all of your friends will be able '
'to hear you')
boolean_parameter.is_required = True
boolean_parameter.value = True
float_parameter = FloatParameter()
float_parameter.name = 'Flood Depth'
float_parameter.is_required = True
float_parameter.precision = 3
float_parameter.minimum_allowed_value = 1.0
float_parameter.maximum_allowed_value = 2.0
float_parameter.help_text = 'The depth of flood.'
float_parameter.description = (
'A <b>test _description</b> that is very long so that you need to '
'read it for one minute and you will be tired after read this '
'description. You are the best user so far. Even better if you read '
'this description loudly so that all of your friends will be able '
'to hear you')
float_parameter.unit = unit_feet
float_parameter.allowed_units = [unit_metres, unit_feet]
float_parameter.value = 1.12
integer_parameter = IntegerParameter()
integer_parameter.name = 'Paper'
integer_parameter.is_required = True
integer_parameter.minimum_allowed_value = 1
integer_parameter.maximum_allowed_value = 5
integer_parameter.help_text = 'Number of paper'
integer_parameter.description = (
'A <b>test _description</b> that is very long so that you need to '
'read it for one minute and you will be tired after read this '
'description. You are the best user so far. Even better if you read '
'this description loudly so that all of your friends will be able '
'to hear you')
integer_parameter.unit = unit_feet
integer_parameter.allowed_units = [unit_feet]
integer_parameter.value = 3
point_parameter = PointParameter()
point_parameter.name = 'Point Parameter'
point_parameter.is_required = True
point_parameter.help_text = 'Short help.'
point_parameter.description = 'Long description for parameter.'
point_parameter.value = (0, 1)
min_integer_parameter = IntegerParameter()
min_integer_parameter.name = 'Minimal Stick Length'
min_integer_parameter.is_required = True
min_integer_parameter.minimum_allowed_value = 1
min_integer_parameter.maximum_allowed_value = 50
min_integer_parameter.help_text = 'Minimum length of a stick'
min_integer_parameter.description = (
'Minimum length of a stick that are allowed')
min_integer_parameter.unit = unit_metres
min_integer_parameter.allowed_units = [unit_metres]
min_integer_parameter.value = 3
max_integer_parameter = IntegerParameter()
max_integer_parameter.name = 'Maximum Stick Length'
max_integer_parameter.is_required = True
max_integer_parameter.minimum_allowed_value = 1
max_integer_parameter.maximum_allowed_value = 50
max_integer_parameter.help_text = 'Maximum length of a stick'
max_integer_parameter.description = (
'Maximum length of a stick that are allowed')
max_integer_parameter.unit = unit_metres
max_integer_parameter.allowed_units = [unit_metres]
max_integer_parameter.value = 4
list_parameter = ListParameter()
list_parameter.name = 'Affected Field'
list_parameter.is_required = True
list_parameter.maximum_item_count = 3
list_parameter.minimum_item_count = 1
list_parameter.help_text = 'Column used for affected field'
list_parameter.description = 'Column used for affected field in the vector'
list_parameter.element_type = str
list_parameter.options_list = [
'FLOODPRONE', 'affected', 'floodprone', 'yes/no', '\xddounicode test'
]
list_parameter.value = ['FLOODPRONE', 'affected', 'floodprone']
select_parameter = SelectParameter()
select_parameter.name = 'Select Affected Field'
select_parameter.is_required = True
select_parameter.help_text = 'Column used for affected field'
select_parameter.description = (
'Column used for affected field in the vector')
select_parameter.element_type = str
select_parameter.options_list = [
'FLOODPRONE', 'affected', 'floodprone', 'yes/no', '\xddounicode test'
]
select_parameter.value = 'affected'
input_list_parameter = InputListParameter()
input_list_parameter.name = 'Thresholds'
input_list_parameter.is_required = True
input_list_parameter.maximum_item_count = 3
input_list_parameter.minimum_item_count = 1
input_list_parameter.help_text = 'Specified List of thresholds'
input_list_parameter.description = 'Some description'
input_list_parameter.element_type = int
input_list_parameter.ordering = InputListParameter.DescendingOrder
input_list_parameter.value = [1]
dict_parameter = DictParameter()
dict_parameter.name = 'Dict Parameter'
dict_parameter.is_required = True
dict_parameter.maximum_item_count = 5
dict_parameter.minimum_item_count = 1
dict_parameter.help_text = 'Dict Parameter example'
dict_parameter.description = 'Dict Parameter desc'
dict_parameter.element_type = str
dict_parameter.value = {
'foo': 'True',
'bar': '10',
'woo': 'False',
'sub_dict_sample': {
'key1': 'val1',
'key2': 'val2'
}
}
group_parameter = GroupParameter()
group_parameter.name = 'Age ratios'
group_parameter.is_required = True
group_parameter.value = [
string_parameter, integer_parameter, boolean_parameter
]
def _custom_validator(value):
valid = True
if string_parameter.value == 'foo' and integer_parameter.value == \
3 and boolean_parameter.value is True:
valid = False
if not valid:
raise Exception('Parameter not valid')
group_parameter.custom_validator = _custom_validator
parameters = [
string_parameter, integer_parameter, boolean_parameter,
float_parameter, float_parameter, boolean_parameter, integer_parameter,
point_parameter, list_parameter, input_list_parameter, dict_parameter,
group_parameter, select_parameter
]
extra_parameters = [(PointParameter, PointParameterWidget)]
min_max_parameters = [min_integer_parameter, max_integer_parameter]
description_text = (
'These parameters are merely created for showing example only')
# description_text = ''
parameter_container = ParameterContainer(parameters,
extra_parameters=extra_parameters,
description_text=description_text)
parameter_container.setup_ui()
# create error handler
parameter_widget = parameter_container.get_parameter_widgets()
try:
input_list_widget = [
w.widget() for w in parameter_widget
if isinstance(w.widget(), InputListParameterWidget)
][0]
def add_row_handler(exception):
box = QMessageBox()
box.critical(input_list_widget, 'Add Row Error', exception.message)
input_list_widget.add_row_error_handler = add_row_handler
except IndexError:
pass
parameter_container2 = ParameterContainer(
extra_parameters=extra_parameters,
description_text='Empty Parameter Container Description')
parameter_container2.setup_ui()
parameter_container3 = ParameterContainer(
parameters=min_max_parameters,
extra_parameters=extra_parameters,
description_text='Minimum Maximum Parameter')
parameter_container3.add_validator(validate_min_max)
parameter_container3.setup_ui()
def show_error_message(parent, exception):
"""Generate error message to handle parameter errors
:param parent: The widget as a parent of message box
:type parent: QWidget
:param exception: python Exception or Error
:type exception: Exception
"""
box = QMessageBox()
box.critical(parent, 'Error occured', exception.message)
def show_parameter(the_parameter_container):
"""Print the value of parameter.
:param the_parameter_container: A parameter container
:type the_parameter_container: ParameterContainer
"""
def show_parameter_value(a_parameter):
if isinstance(a_parameter, GroupParameter):
for param in a_parameter.value:
show_parameter_value(param)
else:
print a_parameter.guid, a_parameter.name, a_parameter.value
try:
the_parameters = the_parameter_container.get_parameters()
if the_parameters:
for parameter in the_parameters:
show_parameter_value(parameter)
except Exception as inst:
show_error_message(parameter_container, inst)
button = QPushButton('Show parameters')
# noinspection PyUnresolvedReferences
button.clicked.connect(
partial(show_parameter, the_parameter_container=parameter_container))
validate_button = QPushButton('Validate parameters')
# noinspection PyUnresolvedReferences
validate_button.clicked.connect(
partial(show_parameter, the_parameter_container=parameter_container3))
widget = QWidget()
layout = QGridLayout()
layout.addWidget(parameter_container)
layout.addWidget(button)
layout.addWidget(parameter_container2)
layout.addWidget(parameter_container3)
layout.addWidget(validate_button)
widget.setLayout(layout)
widget.setGeometry(0, 0, 500, 500)
widget.show()
sys.exit(app.exec_())
def main():
"""Main function"""
app = QApplication([])
unit_feet = Unit('130790')
unit_feet.load_dictionary(unit_feet_depth)
unit_metres = Unit('900713')
unit_metres.load_dictionary(unit_metres_depth)
string_parameter = StringParameter('28082014')
string_parameter.name = 'Province Name'
string_parameter.help_text = 'Name of province.'
string_parameter.description = (
'A <b>test _description</b> that is very long so that you need to read '
'it for one minute and you will be tired after read this description. '
'You are the best user so far. Even better if you read this '
'description loudly so that all of your friends will be able to hear '
'you')
string_parameter.is_required = True
string_parameter.value = 'Daerah Istimewa Yogyakarta'
boolean_parameter = BooleanParameter('1231231')
boolean_parameter.name = 'Post processor'
boolean_parameter.help_text = 'This is post processor parameter.'
boolean_parameter.description = (
'A <b>test _description</b> that is very long so that you need to read '
'it for one minute and you will be tired after read this description. '
'You are the best user so far. Even better if you read this '
'description loudly so that all of your friends will be able to hear '
'you')
boolean_parameter.is_required = True
boolean_parameter.value = True
float_parameter = FloatParameter()
float_parameter.name = 'Flood Depth'
float_parameter.is_required = True
float_parameter.precision = 3
float_parameter.minimum_allowed_value = 1.0
float_parameter.maximum_allowed_value = 2.0
float_parameter.help_text = 'The depth of flood.'
float_parameter.description = (
'A <b>test _description</b> that is very long so that you need to read '
'it for one minute and you will be tired after read this description. '
'You are the best user so far. Even better if you read this '
'description loudly so that all of your friends will be able to hear '
'you')
float_parameter.unit = unit_feet
float_parameter.allowed_units = [unit_metres, unit_feet]
float_parameter.value = 1.12
integer_parameter = IntegerParameter()
integer_parameter.name = 'Paper'
integer_parameter.is_required = True
integer_parameter.minimum_allowed_value = 1
integer_parameter.maximum_allowed_value = 5
integer_parameter.help_text = 'Number of paper'
integer_parameter.description = (
'A <b>test _description</b> that is very long so that you need to read '
'it for one minute and you will be tired after read this description. '
'You are the best user so far. Even better if you read this '
'description loudly so that all of your friends will be able to hear '
'you')
integer_parameter.unit = unit_feet
integer_parameter.allowed_units = [unit_feet]
integer_parameter.value = 3
parameters = [
string_parameter,
integer_parameter,
boolean_parameter,
float_parameter,
float_parameter,
boolean_parameter,
integer_parameter]
parameter_container = ParameterContainer(parameters)
widget = QWidget()
layout = QGridLayout()
layout.addWidget(parameter_container)
widget.setLayout(layout)
widget.setGeometry(0, 0, 500, 500)
widget.show()
new_parameters = parameter_container.get_parameters()
for new_parameter in new_parameters:
print new_parameter.name, new_parameter.value
sys.exit(app.exec_())
def main():
"""Main function"""
app = QApplication([])
def validate_min_max(parent_container):
"""
:param parent_container: The container that use this validator.
:type parent_container: ParameterContainer
:return:
"""
min_value_parameter = parent_container.get_parameter_by_guid(
min_integer_parameter.guid)
max_value_parameter = parent_container.get_parameter_by_guid(
max_integer_parameter.guid)
min_value = min_value_parameter.value
max_value = max_value_parameter.value
print 'min', min_value
print 'max', max_value
if min_value > max_value:
print 'Not valid'
return {
'valid': False,
'message': (
'Your minimum value (%d) should be less than your maximum '
'value (%d)' % (min_value, max_value))
}
print 'Valid'
return {'valid': True, 'message': ''}
unit_feet = Unit('130790')
unit_feet.load_dictionary(unit_feet_depth)
unit_metres = Unit('900713')
unit_metres.load_dictionary(unit_metres_depth)
string_parameter = StringParameter('28082014')
string_parameter.name = 'Province Name'
string_parameter.help_text = 'Name of province.'
string_parameter.description = (
'A <b>test _description</b> that is very long so that you need to '
'read it for one minute and you will be tired after read this '
'description. You are the best user so far. Even better if you read '
'this description loudly so that all of your friends will be able '
'to hear you')
string_parameter.is_required = True
string_parameter.value = 'Daerah Istimewa Yogyakarta'
boolean_parameter = BooleanParameter('1231231')
boolean_parameter.name = 'Post processor'
boolean_parameter.help_text = 'This is post processor parameter.'
boolean_parameter.description = (
'A <b>test _description</b> that is very long so that you need to '
'read it for one minute and you will be tired after read this '
'description. You are the best user so far. Even better if you read '
'this description loudly so that all of your friends will be able '
'to hear you')
boolean_parameter.is_required = True
boolean_parameter.value = True
float_parameter = FloatParameter()
float_parameter.name = 'Flood Depth'
float_parameter.is_required = True
float_parameter.precision = 3
float_parameter.minimum_allowed_value = 1.0
float_parameter.maximum_allowed_value = 2.0
float_parameter.help_text = 'The depth of flood.'
float_parameter.description = (
'A <b>test _description</b> that is very long so that you need to '
'read it for one minute and you will be tired after read this '
'description. You are the best user so far. Even better if you read '
'this description loudly so that all of your friends will be able '
'to hear you')
float_parameter.unit = unit_feet
float_parameter.allowed_units = [unit_metres, unit_feet]
float_parameter.value = 1.12
integer_parameter = IntegerParameter()
integer_parameter.name = 'Paper'
integer_parameter.is_required = True
integer_parameter.minimum_allowed_value = 1
integer_parameter.maximum_allowed_value = 5
integer_parameter.help_text = 'Number of paper'
integer_parameter.description = (
'A <b>test _description</b> that is very long so that you need to '
'read it for one minute and you will be tired after read this '
'description. You are the best user so far. Even better if you read '
'this description loudly so that all of your friends will be able '
'to hear you')
integer_parameter.unit = unit_feet
integer_parameter.allowed_units = [unit_feet]
integer_parameter.value = 3
point_parameter = PointParameter()
point_parameter.name = 'Point Parameter'
point_parameter.is_required = True
point_parameter.help_text = 'Short help.'
point_parameter.description = 'Long description for parameter.'
point_parameter.value = (0, 1)
min_integer_parameter = IntegerParameter()
min_integer_parameter.name = 'Minimal Stick Length'
min_integer_parameter.is_required = True
min_integer_parameter.minimum_allowed_value = 1
min_integer_parameter.maximum_allowed_value = 50
min_integer_parameter.help_text = 'Minimum length of a stick'
min_integer_parameter.description = (
'Minimum length of a stick that are allowed')
min_integer_parameter.unit = unit_metres
min_integer_parameter.allowed_units = [unit_metres]
min_integer_parameter.value = 3
max_integer_parameter = IntegerParameter()
max_integer_parameter.name = 'Maximum Stick Length'
max_integer_parameter.is_required = True
max_integer_parameter.minimum_allowed_value = 1
max_integer_parameter.maximum_allowed_value = 50
max_integer_parameter.help_text = 'Maximum length of a stick'
max_integer_parameter.description = (
'Maximum length of a stick that are allowed')
max_integer_parameter.unit = unit_metres
max_integer_parameter.allowed_units = [unit_metres]
max_integer_parameter.value = 4
list_parameter = ListParameter()
list_parameter.name = 'Affected Field'
list_parameter.is_required = True
list_parameter.maximum_item_count = 3
list_parameter.minimum_item_count = 1
list_parameter.help_text = 'Column used for affected field'
list_parameter.description = 'Column used for affected field in the vector'
list_parameter.element_type = str
list_parameter.options_list = ['FLOODPRONE', 'affected', 'floodprone',
'yes/no', '\xddounicode test']
list_parameter.value = ['FLOODPRONE', 'affected', 'floodprone']
input_list_parameter = InputListParameter()
input_list_parameter.name = 'Thresholds'
input_list_parameter.is_required = True
input_list_parameter.maximum_item_count = 3
input_list_parameter.minimum_item_count = 1
input_list_parameter.help_text = 'Specified List of thresholds'
input_list_parameter.description = 'Some description'
input_list_parameter.element_type = int
input_list_parameter.ordering = InputListParameter.DescendingOrder
input_list_parameter.value = [1]
dict_parameter = DictParameter()
dict_parameter.name = 'Dict Parameter'
dict_parameter.is_required = True
dict_parameter.maximum_item_count = 5
dict_parameter.minimum_item_count = 1
dict_parameter.help_text = 'Dict Parameter example'
dict_parameter.description = 'Dict Parameter desc'
dict_parameter.element_type = str
dict_parameter.value = {
'foo': 'True',
'bar': '10',
'woo': 'False',
'sub_dict_sample': {
'key1': 'val1',
'key2': 'val2'
}
}
group_parameter = GroupParameter()
group_parameter.name = 'Age ratios'
group_parameter.is_required = True
group_parameter.value = [
string_parameter,
integer_parameter,
boolean_parameter
]
def _custom_validator(parameters=None):
valid = True
if string_parameter.value == 'foo' and integer_parameter.value == \
3 and boolean_parameter.value is True:
valid = False
if not valid:
raise Exception('Parameter not valid')
group_parameter.custom_validator = _custom_validator
parameters = [
string_parameter,
integer_parameter,
boolean_parameter,
float_parameter,
float_parameter,
boolean_parameter,
integer_parameter,
point_parameter,
list_parameter,
input_list_parameter,
dict_parameter,
group_parameter
]
extra_parameters = [
(PointParameter, PointParameterWidget)
]
min_max_parameters = [min_integer_parameter, max_integer_parameter]
description_text = (
'These parameters are merely created for showing example only')
# description_text = ''
parameter_container = ParameterContainer(
parameters,
extra_parameters=extra_parameters,
description_text=description_text)
parameter_container.setup_ui()
# create error handler
parameter_widget = parameter_container.get_parameter_widgets()
input_list_widget = [w.widget() for w in parameter_widget if isinstance(
w.widget(), InputListParameterWidget)][0]
def add_row_handler(exception):
box = QMessageBox()
box.critical(input_list_widget, 'Add Row Error', exception.message)
input_list_widget.add_row_error_handler = add_row_handler
parameter_container2 = ParameterContainer(
extra_parameters=extra_parameters,
description_text='Empty Parameter Container Description')
parameter_container2.setup_ui()
parameter_container3 = ParameterContainer(
parameters=min_max_parameters,
extra_parameters=extra_parameters,
description_text='Minimum Maximum Parameter')
parameter_container3.add_validator(validate_min_max)
parameter_container3.setup_ui()
def show_error_message(parent, exception):
"""Generate error message to handle parameter errors
:param parent: The widget as a parent of message box
:type parent: QWidget
:param exception: python Exception or Error
:type exception: Exception
"""
box = QMessageBox()
box.critical(parent, 'Error occured', exception.message)
def show_parameter(the_parameter_container):
"""Print the value of parameter.
:param the_parameter_container: A parameter container
:type the_parameter_container: ParameterContainer
"""
def show_parameter_value(parameter):
if isinstance(parameter, GroupParameter):
for param in parameter.value:
show_parameter_value(param)
else:
print parameter.guid, parameter.name, parameter.value
try:
temps = the_parameter_container.get_parameters()
if temps:
for temp in temps:
show_parameter_value(temp)
except Exception as inst:
show_error_message(parameter_container, inst)
button = QPushButton('Show parameters')
# noinspection PyUnresolvedReferences
button.clicked.connect(
partial(show_parameter, the_parameter_container=parameter_container))
validate_button = QPushButton('Validate parameters')
# noinspection PyUnresolvedReferences
validate_button.clicked.connect(
partial(show_parameter, the_parameter_container=parameter_container3))
widget = QWidget()
layout = QGridLayout()
layout.addWidget(parameter_container)
layout.addWidget(button)
layout.addWidget(parameter_container2)
layout.addWidget(parameter_container3)
layout.addWidget(validate_button)
widget.setLayout(layout)
widget.setGeometry(0, 0, 500, 500)
widget.show()
sys.exit(app.exec_())
def main():
"""Main function"""
app = QApplication([])
name_parameter = StringParameter('UUID-1')
name_parameter.name = 'Resource name'
name_parameter.help_text = (
'Name of the resource that will be provided as part of minimum needs.'
'e.g. Tea, Water etc.')
name_parameter.description = (
'A <b>resource</b> is something that you provide to displaced persons '
'in the event of a disaster. The resource will be made available '
'at IDP camps and may need to be stockpiled by contingency planners '
'in their preparations for a disaster.')
name_parameter.is_required = True
name_parameter.value = ''
description_parameter = StringParameter('UUID-1')
description_parameter.name = 'Resource description'
description_parameter.help_text = (
'Description of the resource that will be provided as part of minimum '
'needs. e.g. Tea, Water etc.')
description_parameter.description = (
'Description of the resource that will be provided as part of minimum '
'needs. e.g. Tea, Water etc.')
description_parameter.is_required = True
description_parameter.value = ''
unit_parameter = StringParameter('UUID-2')
unit_parameter.name = 'Units'
unit_parameter.help_text = (
'Unit for the resources. e.g. litres, kg etc.')
unit_parameter.description = (
'A <b>unit</b> the basic measurement unit used for computing the '
'allowance per individual. For example when planning water rations '
'the units would be litres.')
unit_parameter.is_required = True
unit_parameter.value = ''
minimum_parameter = FloatParameter('UUID-3')
minimum_parameter.name = 'Minimum allowed'
minimum_parameter.is_required = True
minimum_parameter.precision = 3
minimum_parameter.minimum_allowed_value = -99999.0
minimum_parameter.maximum_allowed_value = 99999.0
minimum_parameter.help_text = 'The minimum allowable quantity per person. '
minimum_parameter.description = (
'The <b>minimum</b> is the minimum allowed quantity of the resource '
'per person. For example you may dictate that the water ration per '
'person per day should never be allowed to be less than 0.5l.')
minimum_parameter.value = 1.0
maximum_parameter = FloatParameter('UUID-3')
maximum_parameter.name = 'Minimum allowed'
maximum_parameter.is_required = True
maximum_parameter.precision = 3
maximum_parameter.minimum_allowed_value = -99999.0
maximum_parameter.maximum_allowed_value = 99999.0
maximum_parameter.help_text = 'The maximum allowable quantity per person. '
maximum_parameter.description = (
'The <b>maximum</b> is the maximum allowed quantity of the resource '
'per person. For example you may dictate that the water ration per '
'person per day should never be allowed to be more than 50l.')
maximum_parameter.value = 1.0
maximum_parameter = FloatParameter('UUID-4')
maximum_parameter.name = 'Minimum allowed'
maximum_parameter.is_required = True
maximum_parameter.precision = 3
maximum_parameter.minimum_allowed_value = -99999.0
maximum_parameter.maximum_allowed_value = 99999.0
maximum_parameter.help_text = 'The maximum allowable quantity per person. '
maximum_parameter.description = (
'The <b>maximum</b> is the maximum allowed quantity of the resource '
'per person. For example you may dictate that the water ration per '
'person per day should never be allowed to be more than 50l.')
maximum_parameter.value = 1.0
default_parameter = FloatParameter('UUID-5')
default_parameter.name = 'Default'
default_parameter.is_required = True
default_parameter.precision = 3
default_parameter.minimum_allowed_value = -99999.0
default_parameter.default_allowed_value = 99999.0
default_parameter.help_text = 'The default allowable quantity per person. '
default_parameter.description = (
'The <b>default</b> is the default allowed quantity of the resource '
'per person. For example you may indicate that the water ration per '
'person per day should be 25l.')
default_parameter.value = 1.0
parameters = [
name_parameter,
description_parameter,
unit_parameter,
minimum_parameter,
maximum_parameter,
default_parameter]
parameter_container = ParameterContainer(parameters)
widget = QWidget()
layout = QGridLayout()
layout.addWidget(parameter_container)
widget.setLayout(layout)
widget.setGeometry(0, 0, 500, 500)
widget.show()
new_parameters = parameter_container.get_parameters()
for new_parameter in new_parameters:
print new_parameter.name, new_parameter.value
sys.exit(app.exec_())
class GroupParameterWidget(GenericParameterWidget):
"""Widget class for List parameter."""
def __init__(self, parameter, parent=None):
"""Constructor
.. versionadded:: 2.2
:param parameter: A GroupParameter object.
:type parameter: GroupParameter
"""
super(GroupParameterWidget, self).__init__(parameter, parent)
self._enable_check_box = QCheckBox()
# Tooltips
self.setToolTip('Tick here to enable ' + self._parameter.name)
if not self._parameter.is_required:
self._inner_input_layout.addWidget(self._enable_check_box)
else:
self._parameter.enable_parameter = True
# add all widget in the group
self._group_layout = QVBoxLayout()
self._group_layout.setSpacing(0)
self._main_layout.addLayout(self._group_layout)
from qt_widgets.parameter_container import ParameterContainer
self.param_container = ParameterContainer(
parameters=self._parameter.value)
self.param_container.setup_ui(must_scroll=parameter.must_scroll)
# add handlers
# noinspection PyUnresolvedReferences
self._enable_check_box.stateChanged.connect(
self.on_enable_checkbox_changed)
self._enable_check_box.setChecked(self._parameter.enable_parameter)
self.on_enable_checkbox_changed(self._parameter.enable_parameter)
self._group_layout.addWidget(self.param_container)
def on_enable_checkbox_changed(self, state):
if state:
self.param_container.show()
else:
self.param_container.hide()
self._parameter.enable_parameter = state
def get_parameter(self):
"""Obtain list parameter object from the current widget state.
:returns: A ListParameter from the current state of widget
"""
if self._parameter.enable_parameter:
parameters = self.param_container.get_parameters()
self._parameter.value = parameters
self._parameter.validate()
return self._parameter