Wizard wizard, InputPanel parent, boolean includeNoneItem) {
this.explorer = explorer;
this.entityClass = entityClass;
entityBoxControls = createComboBoxWithControls(type, filter, includeNoneItem);
selectorField = createSelectorField(wizard);
InputFieldValidator validator = new ComboValidator();
InputFieldDecorator decorator = new LabelIconFieldDecorator();
parent.addInputField(selectorField, validator, decorator);
forLayout = entityBoxControls.asInputFieldForLayout(selectorField.getName(), selectorField.getLabel().getText());
}