org.eclipse.jst.server.jetty.ui.websocket/src/org/eclipse/jst/server/jetty/ui/websocket/internal/wizard/AddWebSocketWizardPage.java

/*******************************************************************************
 * Copyright (c) 2010 Angelo Zerr 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:
 *     Angelo Zerr <angelo.zerr@gmail.com> - Initial API and implementation 
 *******************************************************************************/
package org.eclipse.jst.server.jetty.ui.websocket.internal.wizard;

import static org.eclipse.jst.j2ee.internal.web.operations.INewServletClassDataModelProperties.INIT_PARAM;
import static org.eclipse.jst.j2ee.internal.web.operations.INewServletClassDataModelProperties.URL_MAPPINGS;
import static org.eclipse.jst.j2ee.internal.web.operations.INewWebClassDataModelProperties.DESCRIPTION;
import static org.eclipse.jst.j2ee.internal.web.operations.INewWebClassDataModelProperties.DISPLAY_NAME;
import static org.eclipse.jst.j2ee.internal.web.operations.INewWebClassDataModelProperties.USE_EXISTING_CLASS;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.ADD_BUTTON_LABEL_A;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.ADD_BUTTON_LABEL_D;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.DESCRIPTION_LABEL;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.DESCRIPTION_TITLE;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.EDIT_BUTTON_LABEL_E;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.EDIT_BUTTON_LABEL_T;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.INIT_PARAM_LABEL;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.INIT_PARAM_TITLE;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.NAME_LABEL;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.NAME_TITLE;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.NO_WEB_PROJECTS;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.REMOVE_BUTTON_LABEL_R;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.REMOVE_BUTTON_LABEL_V;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.URL_MAPPINGS_LABEL;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.URL_MAPPINGS_TITLE;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.URL_PATTERN_LABEL;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.URL_PATTERN_TITLE;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.VALUE_LABEL;
import static org.eclipse.jst.servlet.ui.internal.wizard.IWebWizardConstants.VALUE_TITLE;
import static org.eclipse.wst.common.componentcore.internal.operation.IArtifactEditOperationDataModelProperties.PROJECT_NAME;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jst.j2ee.internal.wizard.StringArrayTableWizardSection;
import org.eclipse.jst.server.jetty.ui.websocket.IWebSocketWizardConstants;
import org.eclipse.jst.servlet.ui.internal.wizard.StringArrayTableWizardSectionCallback;
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.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
import org.eclipse.wst.common.frameworks.internal.datamodel.ui.DataModelWizardPage;
import org.eclipse.wst.common.frameworks.internal.plugin.WTPCommonPlugin;

/**
 * Servlet Wizard Setting Page
 */
public class AddWebSocketWizardPage extends DataModelWizardPage
{
    final static String[] JSPEXTENSIONS =
    { "jsp" }; //$NON-NLS-1$

    private Text displayNameText;

    private StringArrayTableWizardSection urlSection;

    public AddWebSocketWizardPage(IDataModel model, String pageName)
    {
        super(model,pageName);
        setDescription(IWebSocketWizardConstants.ADD_WEBSOCKET_WIZARD_PAGE_DESC);
        this.setTitle(IWebSocketWizardConstants.ADD_WEBSOCKET_WIZARD_PAGE_TITLE);
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jem.util.ui.wizard.WTPWizardPage#getValidationPropertyNames()
     */
    @Override
    protected String[] getValidationPropertyNames()
    {
        return new String[]
        { DISPLAY_NAME, INIT_PARAM, URL_MAPPINGS };
    }

    @Override
    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);

        createNameDescription(composite);

        StringArrayTableWizardSectionCallback callback = new StringArrayTableWizardSectionCallback();
        StringArrayTableWizardSection initSection = new StringArrayTableWizardSection(composite,INIT_PARAM_LABEL,INIT_PARAM_TITLE,ADD_BUTTON_LABEL_A,
                EDIT_BUTTON_LABEL_E,REMOVE_BUTTON_LABEL_R,new String[]
                { NAME_TITLE, VALUE_TITLE, DESCRIPTION_TITLE },new String[]
                { NAME_LABEL, VALUE_LABEL, DESCRIPTION_LABEL },null,// WebPlugin.getDefault().getImage("initializ_parameter"),
                model,INIT_PARAM);
        initSection.setCallback(callback);
        urlSection = new StringArrayTableWizardSection(composite,URL_MAPPINGS_LABEL,URL_MAPPINGS_TITLE,ADD_BUTTON_LABEL_D,EDIT_BUTTON_LABEL_T,
                REMOVE_BUTTON_LABEL_V,new String[]
                { URL_PATTERN_TITLE },new String[]
                { URL_PATTERN_LABEL },null,// WebPlugin.getDefault().getImage("url_type"),
                model,URL_MAPPINGS);
        urlSection.setCallback(callback);

        String text = displayNameText.getText();
        // Set default URL Pattern
        List<String[]> input = new ArrayList<String[]>();
        input.add(new String[]
        { "/" + text }); //$NON-NLS-1$
        if (urlSection != null)
            urlSection.setInput(input);
        displayNameText.setFocus();

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

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

    protected void createNameDescription(Composite parent)
    {
        Composite composite = new Composite(parent,SWT.NULL);
        composite.setLayout(new GridLayout(2,false));
        composite.setLayoutData(new GridData(GridData.FILL_BOTH));
        // display name
        Label displayNameLabel = new Label(composite,SWT.LEFT);
        displayNameLabel.setText(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));
        displayNameText.addModifyListener(new ModifyListener()
        {
            public void modifyText(ModifyEvent e)
            {
                String text = displayNameText.getText();
                // Set default URL Pattern
                List<String[]> input = new ArrayList<String[]>();
                input.add(new String[]
                { "/" + text }); //$NON-NLS-1$
                if (urlSection != null)
                    urlSection.setInput(input);
            }

        });
        synchHelper.synchText(displayNameText,DISPLAY_NAME,null);

        // description
        Label descLabel = new Label(composite,SWT.LEFT);
        descLabel.setText(DESCRIPTION_LABEL);
        descLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING));
        Text descText = new Text(composite,SWT.SINGLE | SWT.BORDER);
        descText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        synchHelper.synchText(descText,DESCRIPTION,null);
    }

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

    @Override
    public boolean canFlipToNextPage()
    {
        if (model.getBooleanProperty(USE_EXISTING_CLASS))
            return false;
        return super.canFlipToNextPage();
    }

    @Override
    protected boolean showValidationErrorsOnEnter()
    {
        return true;
    }

}