def older_bind(interface, key, container=None, attr=None):
"""Ensures consistency between interface[key] and container.attr
"""
if attr is None:
attr = key
if container is None:
container = interface
# interface[key].value
def on_container_attr_set(res, name, value):
if name != attr:
return res
return res
container.__setattr__ = hook.multi_call_patch(container.__setattr__)
container.__setattr__.add_call(on_container_attr_set)
def on_interface_key_set(res, name, sub_if):
if name != key:
return res
def on_set_value(res, new_value):
return res
sub_if.set_value = hook.multi_call_patch(sub_if.set_value)
sub_if.set_value.add_call(on_set_value)
return res
interface.__setitem__ = hook.multi_call_patch(interface.__setitem__)
interface.__setitem__.add_call(on_interface_key_set)
on_interface_key_set(None, key, interface[key])
def __init__(self, container, key, parent=None, attr=None, unbind=True):
debug('Bind', container.name, key)
self.container = container
self.key = key
self.parent = self.container if parent is None else parent
self.attr = self.key if attr is None else attr
parent.__setattr__ = hook.multi_call_patch(parent.__setattr__)
parent.__setattr__.add_call(self.on_parent_attr_set)
container.__setitem__ = hook.multi_call_patch(container.__setitem__)
container.__setitem__.add_call(self.on_container_key_set)
self.interface = self.container[self.key]
self.model = getattr(self.parent, self.attr)
self.on_container_key_set(None, self.key, self.interface, True)
self.on_parent_attr_set(None, self.attr, self.model, True)
self.bind_children(unbind)
def on_interface_key_set(res, name, sub_if):
if name != key:
return res
def on_set_value(res, new_value):
return res
sub_if.set_value = hook.multi_call_patch(sub_if.set_value)
sub_if.set_value.add_call(on_set_value)
return res
def on_container_key_set(self, res, name, interface, init=False):
debug('cks', name, interface.name)
if name != self.key:
return res
if interface == self.interface and not init:
return res
interface.ui.set_value = interface.set_value = \
hook.multi_call_patch(interface.ui.set_value)
interface.set_value.add_call(self.on_interface_value_set)
self.interface = interface
self.unbind(False)
# self.bind_children()
return res
def on_parent_attr_set(self, res, name, value, init=False):
debug('pas', name, value)
if name != self.attr:
return res
if value == self.model and not init:
return res
try:
value.__setattr__ = hook.multi_call_patch(value.__setattr__)
value.__setattr__.add_call(self.on_model_attr_set)
except AttributeError:
pass
# "values" can't have their __setattr__ modified
self.interface.set_value(value)
self.model = value
self.unbind(False)
self.bind_children()
return res
def save_as(self):
with self.prompt('open', hide=True) as prompt:
prompt.file('file', types=['PPRE Projects (*.pprj)'], new=True)
# TODO: hook on event and fires
# TODO: Get rid of this patch
# TODO: Handle cancel action in dialog
prompt['file'].set_value = prompt['file'].ui.set_value = \
hook.multi_call_patch(prompt['file'].set_value)
prompt['file'].set_value.add_call(
lambda res, value: res.noop(prompt.fire('okay')))
@prompt.on('okay')
def okay(evt):
target = prompt['file'].get_value()
self['open'].destroy()
if not target:
return
self.save_filename = target
self.save()
@prompt.on('cancel')
def cancel(evt):
self['open'].destroy()
prompt.focus('file')