Source code for pymodaq_gui.examples.parameter_ex

"""
S Weber  2020
Examples of custome parameter types derived from pyqtgraph
"""
import sys
from qtpy import QtWidgets, QtCore
from collections import OrderedDict

import pymodaq_gui.utils.widgets.table as table
from pymodaq_gui.utils.utils import create_nested_menu
from pymodaq_gui.parameter.pymodaq_ptypes import GroupParameter, registerParameterType
from pymodaq_gui.managers.parameter_manager import ParameterManager

[docs] class ScalableGroup(GroupParameter): def __init__(self, **opts): super().__init__(**opts)
[docs] def addNew(self, full_path:tuple): # Full_path contains all the sub menus value = full_path[-1] # Only showing last values as a string self.addChild(dict(name="ScalableParam %d" % (len(self.childs)+1), type='str', value=value, removable=True, renamable=True))
# Need to register a new type to properly trigger addNew registerParameterType('groupedit', ScalableGroup, override=True)
[docs] class ParameterEx(ParameterManager): params = [ {'title': 'Groups:', 'name': 'groups', 'type': 'group', 'children': [ {'title': 'A visible group:', 'name': 'agroup', 'type': 'group', 'children': []}, {'title': 'An hidden group:', 'name': 'bgroup', 'type': 'group', 'children': [], 'visible': False}, # this visible option is not available in usual pyqtgraph group {'title': 'An expandable group:', 'name': 'cgroup', 'type': 'groupedit', 'addText': 'Add', 'addMenu': create_nested_menu(3,3,'Menu','Sub',use_index_tracking=True)}, {'title': 'A bool with children:', 'name': 'booleans_group', 'type': 'bool', 'value':False, 'tip': 'Any Parameter can have its own children', 'children': [ {'title': 'A bool in a bool', 'name': 'a_bool_in_a_bool', 'type': 'bool', 'value': True}, {'title': 'A push with children', 'name': 'aboolpush', 'type': 'bool_push', 'value': True, 'label': 'action','children':[ {'title': 'A string in a group', 'name': 'atte_in_a_group', 'type': 'str', 'value': 'this is a string you can edit'}, ]},]}, ]}, {'title': 'Numbers:', 'name': 'numbers', 'type': 'group', 'children': [ {'title': 'Standard float', 'name': 'afloat', 'type': 'float', 'value': 20., 'min': 1., 'tip': 'displays this text as a tooltip'}, {'title': 'Another float', 'name': 'anotherfloat', 'type': 'float', 'value': 123., 'min': 1., 'tip': 'displays this text as a tooltip'}, {'title': 'Linear Slide float', 'name': 'linearslidefloat', 'type': 'slide', 'value': 50, 'default': 50, 'min': 0, 'max': 123, 'subtype': 'linear'}, {'title': 'Linear Slide float w limits', 'name': 'linearslidefloatlimits', 'type': 'slide', 'value': 50, 'default': 50, 'limits': (24, 123), 'subtype': 'linear'}, {'title': 'Linear int Slide', 'name': 'linearslideint', 'type': 'slide', 'value': 50, 'default': 50, 'step':1, 'min': 0, 'max': 123, 'subtype': 'linear', 'int': True}, {'title': 'Linear Slide with suffix', 'name': 'linearslidewithsuffixandsiPrefix', 'type': 'slide', 'value': 50, 'default': 50, 'min': 0, 'max': 1e6, 'subtype': 'linear','suffix':'V','siPrefix':True}, {'title': 'Log Slide float', 'name': 'logslidefloat', 'type': 'slide', 'value': 50, 'default': 50, 'min': 1e-5, 'max': 1e5, 'subtype': 'log','suffix':'V','siPrefix':True}, ]}, {'title': 'Booleans:', 'name': 'booleans', 'type': 'group', 'children': [ {'title': 'Standard bool', 'name': 'abool', 'type': 'bool', 'value': True}, {'title': 'bool push', 'name': 'aboolpush', 'type': 'bool_push', 'value': True, 'label': 'action'}, {'title': 'A led', 'name': 'aled', 'type': 'led', 'value': False, 'tip': 'a led you cannot toggle'}, {'title': 'A led', 'name': 'anotherled', 'type': 'led_push', 'value': True, 'tip': 'a led you can toggle'}, ]}, {'title': 'DateTime:', 'name': 'datetimes', 'type': 'group', 'children': [ {'title': 'Time:', 'name': 'atime', 'type': 'time', 'value': QtCore.QTime.currentTime()}, {'title': 'Date:', 'name': 'adate', 'type': 'date', 'value': QtCore.QDate.currentDate(), 'format': 'dd/MM/yyyy'}, {'title': 'DateTime:', 'name': 'adatetime', 'type': 'date_time', 'value': QtCore.QDateTime(QtCore.QDate.currentDate(), QtCore.QTime.currentTime()), 'format': 'MM/dd/yyyy hh:mm', 'tip': 'displays this text as a tooltip'}, ]}, {'title': 'An action', 'name': 'action', 'type': 'action'}, # action whose displayed text corresponds to title {'title': 'Lists:', 'name': 'lists', 'type': 'group', 'children': [ {'title': 'Standard list:', 'name': 'alist', 'type': 'list', 'limits': ['a value', 'another one'], 'value': 'a value'}, {'title': 'List with add:', 'name': 'anotherlist', 'type': 'list', 'limits': ['a value', 'another one'], 'value': 'a value', 'show_pb': True, 'tip': 'when using the "show_pb" option, displays a plus button to add elt to the list'}, {'title': 'List defined from a dict:', 'name': 'dict_list', 'type': 'list', 'limits': {'xaxis': 0, 'yaxis': [0, 1, 2]}, 'value': 'yaxis', 'tip': 'Such a parameter display text that are keys of a dict while' 'values could be any object' }, ]}, {'title': 'Browsing files:', 'name': 'browser', 'type': 'group', 'children': [ {'title': 'Look for a file:', 'name': 'afile', 'type': 'browsepath', 'value': '', 'filetype': True, 'tip': 'If filetype is True select a file otherwise a directory'}, {'title': 'Look for a dir:', 'name': 'adir', 'type': 'browsepath', 'value': '', 'filetype': False, 'tip': 'If filetype is True select a file otherwise a directory'}, ]}, {'title': 'Selectable items:', 'name': 'itemss', 'type': 'group', 'children': [ {'title': 'Selectable items', 'name': 'items', 'type': 'itemselect', 'value': dict(all_items=['item1', 'item2', 'item3', 'item4', 'item5'], selected=['item2']), 'tip': 'Press Ctrl+click to select items in any order'}, {'title': 'Selectable items', 'name': 'itemsbis', 'type': 'itemselect', 'value': dict(all_items=['item1', 'item2', 'item3'], selected=['item2']), 'tip': 'If show_pb is True, user can add items to the list', 'show_pb': True,}, {'title': 'Removable items', 'name': 'itemsbisbis', 'type': 'itemselect', 'value': dict(all_items=['item1', 'item2', 'item3'], selected=['item2']), 'tip': 'If show_mb is True, user can remove selected items from the list', 'show_mb': True,}, {'title': 'Checkable items', 'name': 'itemscheckable', 'type': 'itemselect', 'value': dict(all_items=['item1', 'item2', 'item3'], selected=['item2']), 'tip': 'If checkbox is True, user can select item by checking/unchecking items. Remove items is still used with standard selections', 'show_pb': True, 'checkbox': True, 'show_mb': True,}, {'title': 'Dragable items', 'name': 'itemsdragablecheckable', 'type': 'itemselect', 'value': dict(all_items=['item1', 'item2', 'item3'], selected=['item2']), 'tip': 'If dragdrop is True, user can drag or drop items inside the list', 'checkbox': True, 'dragdrop': True}, ]}, {'title': 'Plain text:', 'name': 'texts', 'type': 'group', 'children': [ {'title': 'Standard str', 'name': 'atte', 'type': 'str', 'value': 'this is a string you can edit'}, {'title': 'Plain text', 'name': 'text', 'type': 'text', 'value': 'this is some text'}, {'title': 'Plain text', 'name': 'textpb', 'type': 'text_pb', 'value': 'this is some text', 'tip': 'If text_pb type is used, user can add text to the parameter'}, ]}, {'title': 'Tables:', 'name': 'tables', 'type': 'group', 'children': [ {'title': 'Table widget', 'name': 'tablewidget', 'type': 'table', 'value': OrderedDict(key1='data1', key2=24), 'header': ['keys', 'limits'], 'height': 100}, {'title': 'Table view', 'name': 'tabular_table', 'type': 'table_view', 'delegate': table.SpinBoxDelegate, 'menu': True, 'value': table.TableModel([[0.1, 0.2, 0.3]], ['value1', 'value2', 'value3']), 'tip': 'The advantage of the Table model lies in its modularity.\n For concrete examples see the' 'TableModelTabular and the TableModelSequential custom models in the' ' pymodaq.utils.scanner module'}, ]}, # The advantage of the Table model lies in its modularity for concrete examples see the # TableModelTabular and the TableModelSequential custom models in the pymodaq.utils.scanner module ] def __init__(self): super().__init__()
[docs] def value_changed(self, param): """ """ print(f'The parameter {param.name()} changed its value to {param.value()}') if param.name() == 'afloat': limits = (param.value(), self.settings.child('numbers', 'linearslidefloatlimits').opts['limits'][1]) self.settings.child('numbers', 'linearslidefloatlimits').setLimits(limits) self.settings.child('numbers', 'linearslidefloat').setOpts(min=limits[0]) elif param.name() == 'anotherfloat': limits = (self.settings.child('numbers', 'linearslidefloatlimits').opts['limits'][0], param.value()) self.settings.child('numbers', 'linearslidefloatlimits').setLimits(limits) #either like this: preferred self.settings.child('numbers', 'linearslidefloat').setOpts(bounds=limits) # or like this!
[docs] def options_changed(self, param, data: dict): if data.get("visible", None) is None: print(f'{param} option has been changed: {data}')
[docs] def limits_changed(self, param, data): print(f'{param} limits have been changed: {data}')
[docs] def main(): from pymodaq_gui.utils.utils import mkQApp app = mkQApp('Parameters') ptree = ParameterEx() ptree.settings_tree.show() ptree.settings.child('itemss', 'itemsbis').setValue(dict(all_items=['item1', 'item2', 'item3'], selected=['item3'])) ptree.settings.child('itemss', 'itemsbis').setValue(dict(all_items=['item1', 'item2', 'item3'], selected=['item1', 'item3'])) app.exec()
if __name__ == '__main__': main()