org.springframework.ide.eclipse.webflow.ui.wizards.LinkToBeansConfigWizardPage.java Source code

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Here is the source code for org.springframework.ide.eclipse.webflow.ui.wizards.LinkToBeansConfigWizardPage.java

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/*******************************************************************************
 * Copyright (c) 2007 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
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Spring IDE Developers - initial API and implementation
 *******************************************************************************/
package org.springframework.ide.eclipse.webflow.ui.wizards;

import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
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.springframework.ide.eclipse.beans.core.BeansCorePlugin;
import org.springframework.ide.eclipse.beans.core.model.IBeansConfig;
import org.springframework.ide.eclipse.beans.core.model.IBeansProject;
import org.springframework.ide.eclipse.core.model.IModelElement;
import org.springframework.ide.eclipse.webflow.ui.properties.BeansConfigLabelProvider;
import org.springframework.ide.eclipse.webflow.ui.properties.BeansConfigContentProvider;

/**
 * @author Christian Dupuis
 * @since 2.0
 */
public class LinkToBeansConfigWizardPage extends WizardPage {

    private static final int BEANS_CONFIG_LIST_VIEWER_HEIGHT = 150;

    private static final int LIST_VIEWER_WIDTH = 340;

    private CheckboxTableViewer beansConfigSetViewer;

    private Text nameText;

    private List<String> config;

    protected LinkToBeansConfigWizardPage(String pageName) {
        super(pageName);
        setTitle("New Web Flow Definition file");
        setDescription("Define details for the Spring Web Flow Definition file");
    }

    public void createControl(Composite parent) {
        initializeDialogUnits(parent);
        // top level group
        Composite composite = new Composite(parent, SWT.NONE);
        GridLayout layout = new GridLayout();
        layout.marginTop = 5;
        composite.setLayout(layout);
        composite.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.HORIZONTAL_ALIGN_FILL));
        composite.setFont(parent.getFont());
        setControl(composite);

        Label nameLabel = new Label(composite, SWT.NONE);
        nameLabel.setText("Specify a flow id");
        nameText = new Text(composite, SWT.SINGLE | SWT.BORDER);
        if (this.config != null && this.config.size() > 0 && this.config.get(0) != null) {
            this.nameText.setText(this.config.get(0));
        }
        nameText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

        Label beansLabel = new Label(composite, SWT.NONE);
        beansLabel.setText("Link Spring Beans configs to Web Flow flow");
        // config set list viewer
        beansConfigSetViewer = CheckboxTableViewer.newCheckList(composite, SWT.BORDER);
        GridData gd = new GridData(GridData.FILL_BOTH);
        gd.widthHint = LIST_VIEWER_WIDTH;
        gd.heightHint = BEANS_CONFIG_LIST_VIEWER_HEIGHT;
        beansConfigSetViewer.getTable().setLayoutData(gd);
        beansConfigSetViewer.setContentProvider(new BeansConfigContentProvider(createBeansConfigList()));
        beansConfigSetViewer.setLabelProvider(new BeansConfigLabelProvider());
        beansConfigSetViewer.setInput(this); // activate content provider
    }

    private Set<IModelElement> createBeansConfigList() {
        // Create new list with config files from this config set
        Set<IModelElement> configs = new HashSet<IModelElement>();
        Set<IBeansProject> beansProjects = BeansCorePlugin.getModel().getProjects();
        for (IBeansProject project : beansProjects) {
            configs.addAll(project.getConfigs());
            configs.addAll(project.getConfigSets());
        }
        return configs;
    }

    public Set<IModelElement> getBeansConfigs() {
        Set<IModelElement> configs = new HashSet<IModelElement>();
        Object[] checkedElements = beansConfigSetViewer.getCheckedElements();
        if (checkedElements != null) {
            for (int i = 0; i < checkedElements.length; i++) {
                configs.add((IBeansConfig) checkedElements[i]);
            }
        }
        return configs;
    }

    public String getName() {
        return this.nameText.getText();
    }
}