com.vmware.vfabric.ide.eclipse.tcserver.internal.ui.TcServerTemplateConfigurationFragment.java Source code

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Here is the source code for com.vmware.vfabric.ide.eclipse.tcserver.internal.ui.TcServerTemplateConfigurationFragment.java

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/*******************************************************************************
 * Copyright (c) 2012 - 2013 Spring IDE Developers
 * 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
 * https://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Spring IDE Developers - initial API and implementation
 *******************************************************************************/
package com.vmware.vfabric.ide.eclipse.tcserver.internal.ui;

import java.util.Set;

import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.wst.server.ui.wizard.IWizardHandle;
import org.eclipse.wst.server.ui.wizard.WizardFragment;

import com.vmware.vfabric.ide.eclipse.tcserver.internal.core.TemplateProperty;
import com.vmware.vfabric.ide.eclipse.tcserver.internal.ui.TcServer21InstanceCreationFragment.InstanceConfiguration;

/**
 * @author Tomasz Zarna
 * 
 */
public class TcServerTemplateConfigurationFragment extends WizardFragment {

    public static final String SPECIFY_TEMPLATE_PROPERTIES_MESSAGE = "Specify template properties.";

    public static final String ENTER_VALUE_MESSAGE = "Enter a value for all required properties.";

    final private String templateName;

    private IWizardHandle wizardHandle;

    private final Set<TemplateProperty> properties;

    public TcServerTemplateConfigurationFragment(String templateName, Set<TemplateProperty> properties) {
        Assert.isNotNull(templateName);
        Assert.isNotNull(properties);
        Assert.isLegal(!properties.isEmpty());
        this.templateName = templateName;
        this.properties = properties;
    }

    @Override
    public void exit() {
        updateModelProperties();
    }

    private void updateModelProperties() {
        InstanceConfiguration model = (InstanceConfiguration) getTaskModel()
                .getObject(TcServer21InstanceCreationFragment.INSTANCE_CONFIGURATION);
        if (model == null) {
            return;
        }
        for (TemplateProperty property : properties) {
            // TemplateProperty#equals() is based on 'key' and 'template',
            // so remove an old entry in case 'value' has changed
            if (model.templateProperties.contains(property)) {
                model.templateProperties.remove(property);
            }
            model.templateProperties.add(property);
        }
    }

    @Override
    public boolean hasComposite() {
        return true;
    }

    @Override
    public Composite createComposite(Composite parent, IWizardHandle handle) {
        this.wizardHandle = handle;

        handle.setTitle("Template Configuration");
        handle.setDescription(SPECIFY_TEMPLATE_PROPERTIES_MESSAGE);
        handle.setImageDescriptor(TcServerImages.WIZB_SERVER);

        Composite composite = new Composite(parent, SWT.NONE);
        composite.setLayout(new GridLayout(2, false));

        Label templateNameLabel = new Label(composite, SWT.NONE);
        GridDataFactory.fillDefaults().span(2, 1).applyTo(templateNameLabel);
        templateNameLabel.setText("Enter properties for template " + templateName + ":");

        for (TemplateProperty prop : properties) {
            Label message = new Label(composite, SWT.WRAP);
            GridDataFactory.fillDefaults().grab(true, false).align(SWT.FILL, SWT.BEGINNING).hint(200, SWT.DEFAULT)
                    .applyTo(message);
            message.setText(prop.getMessage());

            final Text value = new Text(composite, SWT.BORDER);
            GridDataFactory.fillDefaults().grab(true, false).align(SWT.FILL, SWT.TOP).applyTo(value);
            value.setText(prop.getDefault());
            value.setData(prop);
            value.addModifyListener(new ModifyListener() {
                public void modifyText(ModifyEvent e) {
                    ((TemplateProperty) value.getData()).setValue(value.getText());
                }
            });
        }

        Dialog.applyDialogFont(composite);
        return composite;
    }
}