plugins/org.eclipse.jst.j2ee.ejb.annotations.ui/src/org/eclipse/jst/j2ee/ejb/annotation/ui/internal/wizards/AddSessionBeanWizardPage.java

/***************************************************************************************************
 * Copyright (c) 2005 Eteration A.S. and others. 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: Eteration A.S. - initial API and implementation
 **************************************************************************************************/

package org.eclipse.jst.j2ee.ejb.annotation.ui.internal.wizards;


import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jem.util.emf.workbench.ProjectUtilities;
import org.eclipse.jst.j2ee.ejb.SessionType;
import org.eclipse.jst.j2ee.ejb.TransactionType;
import org.eclipse.jst.j2ee.ejb.annotation.internal.messages.IEJBAnnotationConstants;
import org.eclipse.jst.j2ee.ejb.annotation.internal.model.EnterpriseBeanClassDataModel;
import org.eclipse.jst.j2ee.ejb.annotation.internal.model.SessionBeanDataModel;
import org.eclipse.jst.j2ee.internal.common.operations.NewJavaClassDataModel;
import org.eclipse.jst.j2ee.internal.wizard.AnnotationsStandaloneGroup;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.wst.common.frameworks.internal.plugin.WTPCommonPlugin;
import org.eclipse.wst.common.frameworks.internal.ui.WTPWizardPage;


public class AddSessionBeanWizardPage extends WTPWizardPage implements IBeanWizardPage{


	private Text ejbNameText;
	private Text jndiNameText;
	private Text displayNameText;
	private Text descriptionText;

	private Label classLabel;

	private Text classText;

	private Button classButton;

	private Combo statelessButton;

	
	private AnnotationsStandaloneGroup annotationsGroup = null;
	private Combo transactionButton;

	public AddSessionBeanWizardPage(EnterpriseBeanClassDataModel model, String pageName) {
		super(model, pageName);
		setDescription(IEJBAnnotationConstants.ADD_EJB_WIZARD_PAGE_DESC);
		this.setTitle(IEJBAnnotationConstants.ADD_EJB_WIZARD_PAGE_TITLE);
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see com.ibm.wtp.common.ui.wizard.WTPWizardPage#getValidationPropertyNames()
	 */
	protected String[] getValidationPropertyNames() {
		return new String[]{
				EnterpriseBeanClassDataModel.EJB_NAME, 
				EnterpriseBeanClassDataModel.JNDI_NAME, 
				EnterpriseBeanClassDataModel.DISPLAY_NAME, 				
				EnterpriseBeanClassDataModel.DESCRIPTION};
	}

	protected Composite createTopLevelComposite(Composite parent) {
		Composite composite = new Composite(parent, SWT.NULL);
		composite.setLayout(new GridLayout());
		GridData data = new GridData(GridData.FILL_BOTH);
		data.widthHint = 300;
		composite.setLayoutData(data);

		Composite fields = new Composite(composite, SWT.NULL);
		fields.setLayout(new GridLayout(2, false));
		fields.setLayoutData(new GridData(GridData.FILL_BOTH));
		
		createNameDescription(fields);
		createStatelessGroup(fields);
		createTransactionGroup(fields);
		displayNameText.setFocus();

		IStatus projectStatus = validateProjectName();
		if (!projectStatus.isOK()) {
			setErrorMessage(projectStatus.getMessage());
			composite.setEnabled(false);
		}
		
		return composite;
	}

	protected IStatus validateProjectName() {
		// check for empty
		if (model.getStringProperty(NewJavaClassDataModel.PROJECT_NAME) == null || model.getStringProperty(NewJavaClassDataModel.PROJECT_NAME).trim().length() == 0) {
			return WTPCommonPlugin.createErrorStatus(IEJBAnnotationConstants.NO_EJB_PROJECTS);
		}
		return WTPCommonPlugin.OK_STATUS;
	}

	protected void createNameDescription(Composite composite) {
		// ejb name
		Label ejbNameLabel = new Label(composite, SWT.LEFT);
		ejbNameLabel.setText(IEJBAnnotationConstants.EJB_NAME_LABEL);
		ejbNameLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING));
		ejbNameText = new Text(composite, SWT.SINGLE | SWT.BORDER);
		ejbNameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		synchHelper.synchText(ejbNameText, EnterpriseBeanClassDataModel.EJB_NAME, null);

		// jndi name
		Label jndiNameLabel = new Label(composite, SWT.LEFT);
		jndiNameLabel.setText(IEJBAnnotationConstants.JNDI_NAME_LABEL);
		jndiNameLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING));
		jndiNameText = new Text(composite, SWT.SINGLE | SWT.BORDER);
		jndiNameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		synchHelper.synchText(jndiNameText, EnterpriseBeanClassDataModel.JNDI_NAME, null);

		// display name
		Label displayNameLabel = new Label(composite, SWT.LEFT);
		displayNameLabel.setText(IEJBAnnotationConstants.DISPLAY_NAME_LABEL);
		displayNameLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING));
		displayNameText = new Text(composite, SWT.SINGLE | SWT.BORDER);
		displayNameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		synchHelper.synchText(displayNameText, EnterpriseBeanClassDataModel.DISPLAY_NAME, null);

		// description
		Label descLabel = new Label(composite, SWT.LEFT);
		descLabel.setText(IEJBAnnotationConstants.DESCRIPTION_LABEL);
		descLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING));
		final Text descText = new Text(composite, SWT.SINGLE | SWT.BORDER);
		descText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		synchHelper.synchText(descText, EnterpriseBeanClassDataModel.DESCRIPTION, null);
		
		ejbNameText.addModifyListener(new ModifyListener()
		{

			public void modifyText(ModifyEvent e) {
				jndiNameText.setText(ejbNameText.getText());
				displayNameText.setText(ejbNameText.getText());
				descText.setText("A session bean named "+ejbNameText.getText());
				
			}
			
		});
	}

	protected void createStatelessGroup(Composite composite) {

		// description
		Label statelessLabel = new Label(composite, SWT.LEFT);
		statelessLabel.setText(IEJBAnnotationConstants.STATELESS_LABEL);
		statelessLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING));
		statelessButton = new Combo(composite, SWT.DROP_DOWN |  SWT.READ_ONLY);
		statelessButton.setItems(new String[]{SessionType.STATELESS_LITERAL.getName(),SessionType.STATEFUL_LITERAL.getName()});
		statelessButton.setText(SessionType.STATELESS_LITERAL.getName());
		statelessButton.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		synchHelper.synchCombo(statelessButton, SessionBeanDataModel.STATELESS, null);
		statelessButton.select(0);

	}

	protected void createTransactionGroup(Composite composite) {
		// description
		Label txLabel = new Label(composite, SWT.LEFT);
		txLabel.setText(IEJBAnnotationConstants.TRANSACTION_LABEL);
		txLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING));
		transactionButton = new Combo(composite, SWT.DROP_DOWN |  SWT.READ_ONLY);
		transactionButton.setItems(new String[]{TransactionType.CONTAINER_LITERAL.getName(),TransactionType.BEAN_LITERAL.getName()});
		transactionButton.setText(TransactionType.CONTAINER_LITERAL.getName());
		transactionButton.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

		synchHelper.synchCombo(transactionButton, SessionBeanDataModel.TRANSACTIONTYPE, null);
		transactionButton.select(0);

	}



	public boolean canFlipToNextPage() {
		return super.canFlipToNextPage();
	}

	public boolean canFinish() {
		return false;
	}

	/**
	 * Create annotations group and set default enablement
	 */
	private void createAnnotationsGroup(Composite parent) {
		annotationsGroup = new AnnotationsStandaloneGroup(parent, model, true, true);
		IProject project = null;
		project = ProjectUtilities.getProject(model.getStringProperty(NewJavaClassDataModel.PROJECT_NAME));
		annotationsGroup.setEnablement(project);
		annotationsGroup.setUseAnnotations(true);
	}

	public String getDisplayName() {
		return displayNameText.getText();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.ejb.annotation.ui.internal.IBeanWizardPage#getEjbName()
	 */
	public String getEjbName() {
		return model.getStringProperty(SessionBeanDataModel.EJB_NAME);
	}
}