BundleGeneralInfoSection.java

/*******************************************************************************
 * Copyright (c) 2009, 2011 SpringSource, a divison of VMware, Inc.
 * 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:
 *     SpringSource, a division of VMware, Inc. - initial API and implementation
 *******************************************************************************/
package org.eclipse.virgo.ide.ui.editors;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.search.IJavaSearchConstants;
import org.eclipse.jdt.ui.IJavaElementSearchConstants;
import org.eclipse.pde.core.plugin.IPlugin;
import org.eclipse.pde.core.plugin.IPluginModelBase;
import org.eclipse.pde.internal.ui.PDEPlugin;
import org.eclipse.pde.internal.ui.PDEUIMessages;
import org.eclipse.pde.internal.ui.editor.FormEntryAdapter;
import org.eclipse.pde.internal.ui.editor.FormLayoutFactory;
import org.eclipse.pde.internal.ui.editor.PDEFormPage;
import org.eclipse.pde.internal.ui.editor.contentassist.TypeFieldAssistDisposer;
import org.eclipse.pde.internal.ui.editor.plugin.JavaAttributeValue;
import org.eclipse.pde.internal.ui.parts.FormEntry;
import org.eclipse.pde.internal.ui.util.PDEJavaHelperUI;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.forms.events.HyperlinkEvent;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.Section;
import org.eclipse.ui.forms.widgets.TableWrapData;

/**
 * @author Christian Dupuis
 * @author Martin Lippert
 */
public class BundleGeneralInfoSection extends AbstractPdeGeneralInfoSection {

	private FormEntry fClassEntry;

	private TypeFieldAssistDisposer fTypeFieldAssistDisposer;

	public BundleGeneralInfoSection(PDEFormPage page, Composite parent) {
		super(page, parent);
	}

	@Override
	protected void createSpecificControls(Composite parent, FormToolkit toolkit, IActionBars actionBars) {
		createClassEntry(parent, toolkit, actionBars);
	}

	@Override
	protected void createClient(Section section, FormToolkit toolkit) {
		section.setText(PDEUIMessages.ManifestEditor_PluginSpecSection_title);
		section.setLayout(FormLayoutFactory.createClearTableWrapLayout(false, 1));
		TableWrapData data = new TableWrapData(TableWrapData.FILL_GRAB);
		section.setLayoutData(data);

		section.setDescription(getSectionDescription());
		Composite client = toolkit.createComposite(section);
		client.setLayout(FormLayoutFactory.createSectionClientTableWrapLayout(false, 3));
		section.setClient(client);

		IActionBars actionBars = getPage().getPDEEditor().getEditorSite().getActionBars();
		createIDEntry(client, toolkit, actionBars);
		createVersionEntry(client, toolkit, actionBars);
		createNameEntry(client, toolkit, actionBars);
		createProviderEntry(client, toolkit, actionBars);
		createSpecificControls(client, toolkit, actionBars);
		toolkit.paintBordersFor(client);

		addListeners();
	}

	private void createClassEntry(Composite client, FormToolkit toolkit, IActionBars actionBars) {
		boolean isEditable = isEditable();
		fClassEntry = new FormEntry(client, toolkit, PDEUIMessages.GeneralInfoSection_class,
				PDEUIMessages.GeneralInfoSection_browse, //
				isEditable());
		fClassEntry.setFormEntryListener(new FormEntryAdapter(this, actionBars) {
			@Override
			public void textValueChanged(FormEntry entry) {
				try {
					((IPlugin) getPluginBase()).setClassName(entry.getValue());
				}
				catch (CoreException e) {
					PDEPlugin.logException(e);
				}
			}

			@Override
			public void linkActivated(HyperlinkEvent e) {
				String value = fClassEntry.getValue();
				IProject project = getPage().getPDEEditor().getCommonProject();
				value = PDEJavaHelperUI.createClass(value, project, createJavaAttributeValue(), false);
				if (value != null) {
					fClassEntry.setValue(value);
				}
			}

			@Override
			public void browseButtonSelected(FormEntry entry) {
				doOpenSelectionDialog(entry.getValue());
			}
		});
		fClassEntry.setEditable(isEditable);

		if (isEditable) {
			fTypeFieldAssistDisposer = PDEJavaHelperUI.addTypeFieldAssistToText(fClassEntry.getText(), getProject(),
					IJavaSearchConstants.CLASS);
		}
	}

	private JavaAttributeValue createJavaAttributeValue() {
		IProject project = getPage().getPDEEditor().getCommonProject();
		IPluginModelBase model = (IPluginModelBase) getPage().getModel();
		return new JavaAttributeValue(project, model, null, fClassEntry.getValue());
	}

	private void doOpenSelectionDialog(String className) {
		IResource resource = getPluginBase().getModel().getUnderlyingResource();
		String type = PDEJavaHelperUI.selectType(resource, IJavaElementSearchConstants.CONSIDER_CLASSES, className,
				null);
		if (type != null) {
			fClassEntry.setValue(type);
		}
	}

	@Override
	protected String getSectionDescription() {
		return "This section describes general information about this bundle";
	}

	/** For JUnit testing only * */
	public String getBundleName() {
		return fNameEntry.getText().getText();
	}

	public void dispose() {
		super.dispose();
		if (fTypeFieldAssistDisposer != null) {
			fTypeFieldAssistDisposer.dispose();
		}
	}

}