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/*******************************************************************************
* Copyright (c) 2006, 2008 Oracle. All rights reserved. This
* program and the accompanying materials are made available under the terms of
* the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors: Oracle. - initial API and implementation
*******************************************************************************/
package org.eclipse.jpt.ui.internal.mappings.details;
import java.util.Collection;
import org.eclipse.jpt.core.context.EnumType;
import org.eclipse.jpt.core.context.EnumeratedConverter;
import org.eclipse.jpt.ui.WidgetFactory;
import org.eclipse.jpt.ui.internal.mappings.JptUiMappingsMessages;
import org.eclipse.jpt.ui.internal.util.PaneEnabler;
import org.eclipse.jpt.ui.internal.widgets.EnumFormComboViewer;
import org.eclipse.jpt.ui.internal.widgets.FormPane;
import org.eclipse.jpt.utility.internal.model.value.TransformationPropertyValueModel;
import org.eclipse.jpt.utility.model.value.PropertyValueModel;
import org.eclipse.swt.widgets.Composite;
/**
* Here the layout of this pane:
* <pre>
* -----------------------------------------------------------------------------
* | -------------------------------------------------------------- |
* | Enum Type: | |v| |
* | -------------------------------------------------------------- |
* -----------------------------------------------------------------------------</pre>
*
* @see BasicMapping
* @see BasicMappingComposite - A container of this widget
*
* @version 2.0
* @since 1.0
*/
public class EnumTypeComposite extends FormPane<EnumeratedConverter>
{
/**
* Creates a new <code>EnumTypeComposite</code>.
*
* @param parentPane The parent container of this one
* @param parent The parent container
*/
public EnumTypeComposite(PropertyValueModel<? extends EnumeratedConverter> subjectHolder,
Composite parent,
WidgetFactory widgetFactory) {
super(subjectHolder, parent, widgetFactory);
}
private EnumFormComboViewer<EnumeratedConverter, EnumType> addEnumTypeCombo(Composite container) {
return new EnumFormComboViewer<EnumeratedConverter, EnumType>(this, container) {
@Override
protected void addPropertyNames(Collection<String> propertyNames) {
super.addPropertyNames(propertyNames);
propertyNames.add(EnumeratedConverter.SPECIFIED_ENUM_TYPE_PROPERTY);
}
@Override
protected EnumType[] getChoices() {
return EnumType.values();
}
@Override
protected EnumType getDefaultValue() {
return getSubject().getDefaultEnumType();
}
@Override
protected String displayString(EnumType value) {
return buildDisplayString(
JptUiMappingsMessages.class,
EnumTypeComposite.this,
value
);
}
@Override
protected EnumType getValue() {
return getSubject().getSpecifiedEnumType();
}
@Override
protected void setValue(EnumType value) {
getSubject().setSpecifiedEnumType(value);
}
};
}
@Override
protected void initializeLayout(Composite container) {
//JpaHelpContextIds.MAPPING_ENUMERATED
addEnumTypeCombo(container);
new PaneEnabler(buildBooleanHolder(), this);
}
protected PropertyValueModel<Boolean> buildBooleanHolder() {
return new TransformationPropertyValueModel<EnumeratedConverter, Boolean>(getSubjectHolder()) {
@Override
protected Boolean transform(EnumeratedConverter value) {
if (getSubject() != null && getSubject().getParent().getPersistentAttribute().isVirtual()) {
return Boolean.FALSE;
}
return Boolean.valueOf(value != null);
}
};
}
}
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