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/*******************************************************************************
* Copyright (c) 2008, 2009 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.persistence.details;
import java.util.ListIterator;
import org.eclipse.core.resources.IProject;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jpt.core.context.persistence.JarFileRef;
import org.eclipse.jpt.core.context.persistence.PersistenceUnit;
import org.eclipse.jpt.ui.JptUiPlugin;
import org.eclipse.jpt.ui.internal.JpaHelpContextIds;
import org.eclipse.jpt.ui.internal.JptUiIcons;
import org.eclipse.jpt.ui.internal.persistence.JptUiPersistenceMessages;
import org.eclipse.jpt.ui.internal.util.SWTUtil;
import org.eclipse.jpt.ui.internal.widgets.AddRemoveListPane;
import org.eclipse.jpt.ui.internal.widgets.Pane;
import org.eclipse.jpt.ui.internal.widgets.PostExecution;
import org.eclipse.jpt.ui.internal.widgets.AddRemovePane.Adapter;
import org.eclipse.jpt.utility.internal.CollectionTools;
import org.eclipse.jpt.utility.internal.model.value.ItemPropertyListValueModelAdapter;
import org.eclipse.jpt.utility.internal.model.value.ListAspectAdapter;
import org.eclipse.jpt.utility.internal.model.value.SimplePropertyValueModel;
import org.eclipse.jpt.utility.internal.model.value.swing.ObjectListSelectionModel;
import org.eclipse.jpt.utility.model.value.ListValueModel;
import org.eclipse.jpt.utility.model.value.WritablePropertyValueModel;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.dialogs.ElementTreeSelectionDialog;
/**
* Here the layout of this pane:
* <pre>
* -----------------------------------------------------------------------------
* | |
* | Description |
* | |
* | ------------------------------------------------------------------------- |
* | | | |
* | | AddRemoveListPane | |
* | | | |
* | ------------------------------------------------------------------------- |
* -----------------------------------------------------------------------------</pre>
*
* @see PersistenceUnit
* @see PersistenceUnitGeneralComposite - The parent container
* @see AddRemoveListPane
*
* @version 2.0
* @since 2.0
*/
public abstract class PersistenceUnitJarFilesComposite
extends Pane<PersistenceUnit>
{
/**
* Creates a new <code>PersistenceUnitJPAMappingDescriptorsComposite</code>.
*
* @param parentPane The parent pane of this one
* @param parent The parent container
*/
public PersistenceUnitJarFilesComposite(
Pane<? extends PersistenceUnit> parentPane,
Composite parent) {
super(parentPane, parent, false);
}
@Override
protected void initializeLayout(Composite container) {
addJarFilesList(container);
}
protected void addJarFilesList(Composite container) {
// List pane
new AddRemoveListPane<PersistenceUnit>(
this,
container,
this.buildAdapter(),
this.buildItemListHolder(),
this.buildSelectedItemHolder(),
this.buildLabelProvider(),
JpaHelpContextIds.PERSISTENCE_XML_GENERAL
) {
@Override
protected Composite addContainer(Composite parent) {
parent = super.addContainer(parent);
updateGridData(parent);
return parent;
}
@Override
protected void initializeLayout(Composite container) {
super.initializeLayout(container);
updateGridData(getContainer());
}
};
}
private void updateGridData(Composite container) {
GridData gridData = new GridData();
gridData.grabExcessHorizontalSpace = true;
gridData.grabExcessVerticalSpace = true;
gridData.horizontalAlignment = SWT.FILL;
gridData.verticalAlignment = SWT.FILL;
container.setLayoutData(gridData);
}
private Adapter buildAdapter() {
return new AddRemoveListPane.AbstractAdapter() {
public void addNewItem(ObjectListSelectionModel listSelectionModel) {
addJarFileRef(listSelectionModel);
}
public void removeSelectedItems(ObjectListSelectionModel listSelectionModel) {
for (Object item : listSelectionModel.selectedValues()) {
getSubject().removeJarFileRef((JarFileRef) item);
}
}
};
}
private ListValueModel<JarFileRef> buildItemListHolder() {
return new ItemPropertyListValueModelAdapter<JarFileRef>(
buildListHolder(),
JarFileRef.FILE_NAME_PROPERTY
);
}
private ListValueModel<JarFileRef> buildListHolder() {
return new ListAspectAdapter<PersistenceUnit, JarFileRef>(getSubjectHolder(), PersistenceUnit.JAR_FILE_REFS_LIST) {
@Override
protected ListIterator<JarFileRef> listIterator_() {
return this.subject.jarFileRefs();
}
@Override
protected int size_() {
return this.subject.jarFileRefsSize();
}
};
}
private WritablePropertyValueModel<JarFileRef> buildSelectedItemHolder() {
return new SimplePropertyValueModel<JarFileRef>();
}
private ILabelProvider buildLabelProvider() {
return new LabelProvider() {
@Override
public Image getImage(Object element) {
return JptUiPlugin.getImage(JptUiIcons.JAR_FILE_REF);
}
@Override
public String getText(Object element) {
JarFileRef jarFileRef = (JarFileRef) element;
String name = jarFileRef.getFileName();
if (name == null) {
name = JptUiPersistenceMessages.PersistenceUnitJarFilesComposite_noFileName;
}
return name;
}
};
}
private void addJarFileRef(ObjectListSelectionModel listSelectionModel) {
IProject project = getSubject().getJpaProject().getProject();
ElementTreeSelectionDialog dialog = new ArchiveFileSelectionDialog(
getShell(), buildJarFileDeploymentPathCalculator());
dialog.setHelpAvailable(false);
dialog.setTitle(JptUiPersistenceMessages.PersistenceUnitMappingFilesComposite_jarFileDialog_title);
dialog.setMessage(JptUiPersistenceMessages.PersistenceUnitMappingFilesComposite_jarFileDialog_message);
dialog.setInput(project);
SWTUtil.show(
dialog,
buildSelectionDialogPostExecution(listSelectionModel)
);
}
protected ArchiveFileSelectionDialog.DeploymentPathCalculator buildJarFileDeploymentPathCalculator() {
return new ArchiveFileSelectionDialog.ModuleDeploymentPathCalculator();
}
private PostExecution<ElementTreeSelectionDialog> buildSelectionDialogPostExecution(
final ObjectListSelectionModel listSelectionModel) {
return new PostExecution<ElementTreeSelectionDialog>() {
public void execute(ElementTreeSelectionDialog dialog) {
if (dialog.getReturnCode() == IDialogConstants.CANCEL_ID) {
return;
}
for (Object result : dialog.getResult()) {
String filePath = (String) result;
if (jarFileRefExists(filePath)) {
continue;
}
JarFileRef jarFileRef = getSubject().addJarFileRef();
jarFileRef.setFileName(filePath);
listSelectionModel.addSelectedValue(jarFileRef);
}
}
};
}
private boolean jarFileRefExists(String fileName) {
for (JarFileRef each : CollectionTools.iterable(getSubject().jarFileRefs())) {
if (each.getFileName().equals(fileName)) {
return true;
}
}
return false;
}
}
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