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/*******************************************************************************
* Copyright (c) 2010 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.jaxb.ui.internal.wizards.schemagen;
import java.util.Comparator;
import java.util.Iterator;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.jpt.jaxb.ui.internal.JptJaxbUiMessages;
import org.eclipse.jpt.utility.internal.ArrayTools;
import org.eclipse.jpt.utility.internal.CollectionTools;
import org.eclipse.jpt.utility.internal.StringTools;
import org.eclipse.jpt.utility.internal.iterables.FilteringIterable;
import org.eclipse.jpt.utility.internal.iterables.TransformationIterable;
import org.eclipse.jpt.utility.internal.iterators.ArrayIterator;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import com.ibm.icu.text.Collator;
/**
* ProjectWizardPage
*/
public class ProjectWizardPage extends WizardPage
{
private IJavaProject javaProject;
private ProjectGroup projectGroup;
public ProjectWizardPage() {
super("Java Project"); //$NON-NLS-1$
this.setTitle(JptJaxbUiMessages.SchemaGeneratorWizardPage_title);
this.setDescription(JptJaxbUiMessages.ProjectWizardPage_desc);
}
public void createControl(Composite parent) {
this.setPageComplete(false);
this.setControl(this.buildTopLevelControl(parent));
}
private Control buildTopLevelControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NULL);
composite.setLayout(new FillLayout());
this.projectGroup = new ProjectGroup(composite);
Dialog.applyDialogFont(parent);
// PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, HELP_CONTEXT_ID);
return composite;
}
// ********** intra-wizard methods **********
protected IJavaProject getProject() {
return this.javaProject;
}
// ********** internal methods **********
private void setProject(IJavaProject project) {
this.javaProject = project;
}
private void projectChanged() {
this.setPageComplete(false);
String projectName = this.projectGroup.getProjectName();
if( ! StringTools.stringIsEmpty(projectName)) {
IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
this.setProject(JavaCore.create(project));
setPageComplete(true);
}
}
// ********** project group **********
class ProjectGroup {
private Combo projectCombo;
// ********** constructor **********
private ProjectGroup(Composite parent) {
super();
Composite composite = new Composite(parent, SWT.NULL);
composite.setLayout(new GridLayout(2, false));
// Project
this.buildLabel(composite, JptJaxbUiMessages.ProjectWizardPage_project);
this.projectCombo = this.buildProjectCombo(composite, this.buildProjectComboSelectionListener());
this.updateProjectCombo();
setPageComplete(false);
}
// ********** listeners **********
private SelectionListener buildProjectComboSelectionListener() {
return new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent event) {
// nothing special for "default" (double-click?)
this.widgetSelected(event);
}
public void widgetSelected(SelectionEvent event) {
ProjectGroup.this.selectedProjectChanged();
}
@Override
public String toString() {
return "JavaProjectWizardPage project combo-box selection listener"; //$NON-NLS-1$
}
};
}
// ********** listener callbacks **********
void selectedProjectChanged() {
projectChanged();
}
// ********** intra-wizard methods **********
protected String getProjectName() {
return this.projectCombo.getText();
}
// ********** internal methods **********
protected void updateProjectCombo() {
this.projectCombo.removeAll();
for (String name : this.getJavaProjectsNames()) {
this.projectCombo.add(name);
}
if(javaProject != null) {
this.projectCombo.select(this.projectCombo.indexOf(javaProject.getProject().getName()));
}
}
private Iterable<String> getJavaProjectsNames() {
return new TransformationIterable<IProject, String>(this.getJavaProjects()) {
@Override
protected String transform(IProject project) {
return project.getName();
}
};
}
private Iterable<IProject> getJavaProjects() {
return new FilteringIterable<IProject>(CollectionTools.collection(this.getProjects())) {
@Override
protected boolean accept(IProject next) {
try {
return next.hasNature(JavaCore.NATURE_ID);
}
catch (CoreException e) {
return false;
}
}
};
}
private Iterator<IProject> getProjects() {
return new ArrayIterator<IProject>(this.sortedProjects());
}
private IProject[] sortedProjects() {
return ArrayTools.sort(ResourcesPlugin.getWorkspace().getRoot().getProjects(), this.projectNameComparator());
}
private Comparator<IProject> projectNameComparator() {
return new Comparator<IProject>() {
public int compare(IProject project1, IProject project2) {
return Collator.getInstance().compare(project1.getName(), project2.getName());
}
};
}
// ********** UI components **********
private Label buildLabel(Composite parent, String text) {
Label label = new Label(parent, SWT.LEFT);
label.setLayoutData(new GridData());
label.setText(text);
return label;
}
private Combo buildProjectCombo(Composite parent, SelectionListener listener) {
Combo projectCombo = new Combo(parent, SWT.READ_ONLY);
GridData gridData = new GridData();
gridData.horizontalAlignment = SWT.FILL;
gridData.grabExcessHorizontalSpace = true;
projectCombo.setLayoutData(gridData);
projectCombo.addSelectionListener(listener);
return projectCombo;
}
}
}
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