def Widget(option_name, value):
"""
:return: create a widget which permit to edit the value with a label
"""
# TODO: Currently an evaluation is used to guess value type.
# This approach may fails for complex data
# We need to improve option type management, for example by providing an associated map "option_name -> type".
# We should also add constraints on values
try:
eval_value = ast.literal_eval(value)
except (ValueError, SyntaxError):
eval_value = value
inames = guess_interface(eval_value)
if len(inames):
iname = inames[0]
else:
iname = 'IStr'
# Dirty hack to handle int constraints on font size.
if 'font' in option_name and iname == 'IInt':
iname = new_interface(iname, min=5, max=200)
control = Control(option_name, iname, eval_value)
editor = qt_editor(control)
return control, editor
def __init__(self, name, interface=None, value=None, widget=None, constraints=None, **kwds):
"""
:param name: Control name
:type name: basestring
:param interface: Interface name or class
:type interface: basestring or
:class:`openalea.core.interface.IInterface`
:param value: value to initialise control
[Default: use interface default value].
:type value: value compatible with interface
:param widget: name of preferred widget [Default: undefined]
:type widget: basestring
:param constraints: constraints to set to interface.
See Interface documentation [Def: no constraints]
:type constraints: :obj:`dict`
"""
Observed.__init__(self)
self.name = name
self.widget = widget
if constraints is None:
constraints = {}
self._interface = new_interface(interface, value, **constraints)
self._value = value
if value is None:
self._value = interface_default_value(self._interface)
self._alias = kwds.get("alias", None)
self._default_value = kwds.get("default", self._value)
def test_new_and_get_class():
iclass1 = interface_class('IInt')
assert interface_class(iclass1) == iclass1
assert issubclass(iclass1, IInterface)
iname0 = 'IInt'
iname1 = interface_name(iname0)
iname2 = interface_name(iclass1)
iname3 = interface_name(iclass1())
iname4 = interface_name(int)
iname5 = interface_name('int')
assert iname1 == iname0
assert iname2 == iname0
assert iname3 == iname0
assert iname4 == iname0
assert iname5 == iname0
interface1 = new_interface(iname1, min=1, max=1)
interface2 = new_interface(iclass1, min=1, max=2)
interface3 = new_interface(interface2, min=1, max=3)
interface4 = new_interface(iname1, 1, min=1, max=4)
interface5 = new_interface(value=1, min=1, max=5)
assert isinstance(interface1, iclass1)
assert isinstance(interface2, iclass1)
assert isinstance(interface3, iclass1)
assert isinstance(interface4, iclass1)
assert isinstance(interface5, iclass1)
# Warning, normal behaviour is to keep interface unchanged if interface is yet an instance
assert(interface3.max == 2)
assert(interface1.max == 1)
assert(interface2.max == 2)
assert(interface4.max == 4)
assert(interface5.max == 5)
def __init__(self,
name,
interface=None,
value=None,
widget=None,
constraints=None,
**kwds):
"""
:param name: Control name
:type name: basestring
:param interface: Interface name or class
:type interface: basestring or
:class:`openalea.core.interface.IInterface`
:param value: value to initialise control
[Default: use interface default value].
:type value: value compatible with interface
:param widget: name of preferred widget [Default: undefined]
:type widget: basestring
:param constraints: constraints to set to interface.
See Interface documentation [Def: no constraints]
:type constraints: :obj:`dict`
"""
Observed.__init__(self)
self.name = name
self.widget = widget
if constraints is None:
constraints = {}
self._interface = new_interface(interface, value, **constraints)
self._value = value
if value is None:
self._value = interface_default_value(self._interface)
self._label = kwds.get('label', None)
self._default_value = kwds.get('default', self._value)
parser.add_argument('--list-interface-widgets', dest='list_interface_widgets', action='store_true',
help='list all known interfaces')
args = parser.parse_args()
if args.list_interfaces or args.list_interface_widgets:
inames = [interface.__name__ for interface in interfaces()]
for interface in sorted(interfaces()):
print '\033[41m', interface, '\033[0m', interface.__module__
if args.list_interface_widgets:
widgets = scontrol.qt_widget_plugins(interface.__name__)
if widgets:
for plugin in widgets:
w = plugin.load()
print ' \033[36m%s\033[0m\n plugin: %s\n widget: %s)' % (plugin.name, plugin, w)
else:
instance = QtGui.QApplication.instance()
if instance is None:
app = QtGui.QApplication([])
else:
app = instance
interface = new_interface(args.iname, value=eval(args.value), **eval(args.constraints))
control = Control('a', interface, value=eval(args.value), widget=args.widget)
w = CheckSizes(control, sys.argv[2:])
w.show()
w.raise_()
if instance is None:
app.exec_()
inames = [interface.__name__ for interface in interfaces()]
for interface in sorted(interfaces()):
print '\033[41m', interface, '\033[0m', interface.__module__
if args.list_interface_widgets:
widgets = scontrol.qt_widget_plugins(interface.__name__)
if widgets:
for plugin in widgets:
w = plugin.load()
print ' \033[36m%s\033[0m\n plugin: %s\n widget: %s)' % (
plugin.name, plugin, w)
else:
instance = QtGui.QApplication.instance()
if instance is None:
app = QtGui.QApplication([])
else:
app = instance
interface = new_interface(args.iname,
value=eval(args.value),
**eval(args.constraints))
control = Control('a',
interface,
value=eval(args.value),
widget=args.widget)
w = CheckSizes(control, sys.argv[2:])
w.show()
w.raise_()
if instance is None:
app.exec_()
