/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* 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:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.ext.java.client.refactoring.move.wizard;
import com.google.gwt.cell.client.AbstractCell;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
import com.google.gwt.view.client.ListDataProvider;
import com.google.gwt.view.client.SingleSelectionModel;
import com.google.gwt.view.client.TreeViewModel;
import org.eclipse.che.ide.ext.java.client.JavaResources;
import org.eclipse.che.ide.ext.java.client.refactoring.RefactorInfo;
import org.eclipse.che.ide.ext.java.client.refactoring.move.RefactoredItemType;
import org.eclipse.che.ide.ext.java.shared.dto.model.JavaProject;
import org.eclipse.che.ide.ext.java.shared.dto.model.PackageFragment;
import org.eclipse.che.ide.ext.java.shared.dto.model.PackageFragmentRoot;
import java.util.List;
/**
* A model of a tree which contains all possible destinations from the current workspace.
*
* @author Evgen Vidolob
* @author Valeriy Svydenko
*/
public class ProjectsAndPackagesModel implements TreeViewModel {
private List<JavaProject> projects;
private final RefactorInfo refactorInfo;
private SingleSelectionModel<Object> selectionModel;
private JavaResources resources;
public ProjectsAndPackagesModel(List<JavaProject> projects,
RefactorInfo refactorInfo,
SingleSelectionModel<Object> selectionModel,
JavaResources resources) {
this.projects = projects;
this.refactorInfo = refactorInfo;
this.selectionModel = selectionModel;
this.resources = resources;
}
/** {@inheritDoc} */
@Override
public <T> NodeInfo<?> getNodeInfo(T value) {
if (value == null) {
return new DefaultNodeInfo<>(new ListDataProvider<>(projects), new AbstractCell<JavaProject>() {
@Override
public void render(Context context, JavaProject value, SafeHtmlBuilder sb) {
sb.appendHtmlConstant(resources.javaCategoryIcon().getSvg().getElement().getString()).appendEscaped(" ");
sb.appendEscaped(value.getName());
}
}, selectionModel, null);
}
if (value instanceof JavaProject) {
final JavaProject project = (JavaProject)value;
return new DefaultNodeInfo<>(new ListDataProvider<>(project.getPackageFragmentRoots()),
new AbstractCell<PackageFragmentRoot>() {
@Override
public void render(Context context, PackageFragmentRoot value,
SafeHtmlBuilder sb) {
sb.appendHtmlConstant(resources.sourceFolder()
.getSvg()
.getElement()
.getString())
.appendEscaped(" ");
sb.appendEscaped(value.getPath().substring(project.getPath().length()));
}
}, selectionModel, null);
}
if (value instanceof PackageFragmentRoot) {
if (RefactoredItemType.PACKAGE.equals(refactorInfo.getRefactoredItemType())) {
return null;
}
return new DefaultNodeInfo<>(new ListDataProvider<>(((PackageFragmentRoot)value).getPackageFragments()),
new AbstractCell<PackageFragment>() {
@Override
public void render(Context context, PackageFragment value, SafeHtmlBuilder sb) {
sb.appendHtmlConstant(resources.packageItem()
.getSvg()
.getElement()
.getString())
.appendEscaped(" ");
if (value.getElementName().isEmpty()) {
sb.appendEscaped("(default package)");
} else {
sb.appendEscaped(value.getElementName());
}
}
}, selectionModel, null);
}
return null;
}
/** {@inheritDoc} */
@Override
public boolean isLeaf(Object value) {
return value instanceof PackageFragment;
}
}