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/*******************************************************************************
* Copyright (c) 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.eclipselink.ui.internal.mappings.details;
import org.eclipse.jpt.eclipselink.core.context.EclipseLinkCaching;
import org.eclipse.jpt.eclipselink.ui.internal.EclipseLinkHelpContextIds;
import org.eclipse.jpt.eclipselink.ui.internal.mappings.EclipseLinkUiMappingsMessages;
import org.eclipse.jpt.ui.internal.mappings.JptUiMappingsMessages;
import org.eclipse.jpt.ui.internal.widgets.FormPane;
import org.eclipse.jpt.utility.internal.model.value.PropertyAspectAdapter;
import org.eclipse.jpt.utility.internal.model.value.TransformationPropertyValueModel;
import org.eclipse.jpt.utility.model.value.PropertyValueModel;
import org.eclipse.jpt.utility.model.value.WritablePropertyValueModel;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Composite;
/**
* This composite simply shows a tri-state check box for the Always Refresh option.
*
* @see EclipseLinkCaching
* @see CachingComposite - A container of this widget
*
* @version 2.1
* @since 2.1
*/
public class AlwaysRefreshComposite extends FormPane<EclipseLinkCaching>
{
/**
* Creates a new <code>OptionalComposite</code>.
*
* @param parentPane The parent container of this one
* @param parent The parent container
*/
public AlwaysRefreshComposite(FormPane<? extends EclipseLinkCaching> parentPane,
Composite parent)
{
super(parentPane, parent);
}
private WritablePropertyValueModel<Boolean> buildAlwaysRefreshHolder() {
return new PropertyAspectAdapter<EclipseLinkCaching, Boolean>(getSubjectHolder(), EclipseLinkCaching.SPECIFIED_ALWAYS_REFRESH_PROPERTY) {
@Override
protected Boolean buildValue_() {
return this.subject.getSpecifiedAlwaysRefresh();
}
@Override
protected void setValue_(Boolean value) {
this.subject.setSpecifiedAlwaysRefresh(value);
}
@Override
protected void subjectChanged() {
Object oldValue = this.getValue();
super.subjectChanged();
Object newValue = this.getValue();
// Make sure the default value is appended to the text
if (oldValue == newValue && newValue == null) {
this.fireAspectChange(Boolean.TRUE, newValue);
}
}
};
}
private PropertyValueModel<String> buildAlwaysRefreshStringHolder() {
return new TransformationPropertyValueModel<Boolean, String>(buildAlwaysRefreshHolder()) {
@Override
protected String transform(Boolean value) {
if ((getSubject() != null) && (value == null)) {
Boolean defaultValue = getSubject().getDefaultAlwaysRefresh();
if (defaultValue != null) {
String defaultStringValue = defaultValue ? JptUiMappingsMessages.Boolean_True :
JptUiMappingsMessages.Boolean_False;
return NLS.bind(
EclipseLinkUiMappingsMessages.AlwaysRefreshComposite_alwaysRefreshDefault,
defaultStringValue
);
}
}
return EclipseLinkUiMappingsMessages.AlwaysRefreshComposite_alwaysRefreshLabel;
}
};
}
/*
* (non-Javadoc)
*/
@Override
protected void initializeLayout(Composite container) {
addTriStateCheckBoxWithDefault(
container,
EclipseLinkUiMappingsMessages.AlwaysRefreshComposite_alwaysRefreshLabel,
buildAlwaysRefreshHolder(),
buildAlwaysRefreshStringHolder(),
EclipseLinkHelpContextIds.CACHING_ALWAYS_REFRESH
);
}
}
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