class EditorPropertyName(EditorProperty):
duplicate_name_msg = _("There is already a widget with this name")
no_name_msg = _("The widget must have a name")
def __init__(self, property_class, app):
EditorProperty.__init__(self, property_class, app)
self.input = ProxyEntry()
self.input.set_property('data-type', str)
self.input.connect('changed', self._changed_text)
def load(self, widget):
self._start_load(widget)
self._internal_load(widget)
self._finish_load()
def _internal_load(self, widget):
value = self.property.value
pos = self.input.get_position()
self.input.delete_text(0, -1)
if value:
self.input.insert_text(value)
self.input.set_position(pos)
# validate that the name exists and is unique
if not value:
self.input.set_invalid(self.no_name_msg)
elif self._project.get_gadget_by_name(value) != widget:
self.input.set_invalid(self.duplicate_name_msg)
else:
self.input.set_valid()
def _changed_text(self, entry):
"""
Update the name property of the widget if the name is valid.
"""
if self.property_loading:
return
name = entry.get_chars(0, -1)
if not name:
self.input.set_invalid(self.no_name_msg)
elif self._project.get_gadget_by_name(name):
self.input.set_invalid(self.duplicate_name_msg)
else:
self.input.set_valid()
self.set(name)
