org.eclipse.swordfish.tooling.ui.wizards.CompositeServiceWizardPage.java Source code

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Here is the source code for org.eclipse.swordfish.tooling.ui.wizards.CompositeServiceWizardPage.java

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/*******************************************************************************
 * Copyright (c) 2008, 2009 SOPERA GmbH.
 * 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:
 *     SOPERA GmbH - initial API and implementation
 *******************************************************************************/
package org.eclipse.swordfish.tooling.ui.wizards;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.model.WorkbenchContentProvider;
import org.eclipse.ui.model.WorkbenchLabelProvider;

/**
 * class PluginContentWsdlWizardPage
 * 
 * @author akopachevsky
 */
public class CompositeServiceWizardPage extends WizardPage {
    private CheckboxTableViewer consumerProjectViewer;

    private static final String COMPOSITE_SERVICES_PAGE_TITLE = "Composite Services Page";
    private static final String COMPOSITE_SERVICES_PAGE_DESCRIPTION = "Select JAX-WS Consumer Projects";

    private static final String AVAIABLE_PROJECT_LIST = "Available JAX-WS Consumer Projects";

    private static final int PROJECT_LIST_MULTIPLIER = 15;

    protected CompositeServiceWizardPage() {
        super(COMPOSITE_SERVICES_PAGE_TITLE);
        setTitle(COMPOSITE_SERVICES_PAGE_TITLE);
        setDescription(COMPOSITE_SERVICES_PAGE_DESCRIPTION);
    }

    public void createControl(Composite parent) {
        Font font = parent.getFont();

        Composite composite = new Composite(parent, SWT.NONE);
        composite.setLayout(new GridLayout());
        composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        composite.setFont(font);

        Label referenceLabel = new Label(composite, SWT.NONE);
        referenceLabel.setText(AVAIABLE_PROJECT_LIST);
        referenceLabel.setFont(font);

        if (consumerProjectViewer == null) {
            consumerProjectViewer = CheckboxTableViewer.newCheckList(composite, SWT.BORDER);
        }

        consumerProjectViewer.getTable().setFont(composite.getFont());
        GridData data = new GridData();
        data.horizontalAlignment = GridData.FILL;
        data.grabExcessHorizontalSpace = true;

        data.heightHint = getDefaultFontHeight(consumerProjectViewer.getTable(), PROJECT_LIST_MULTIPLIER);
        consumerProjectViewer.getTable().setLayoutData(data);
        consumerProjectViewer.setLabelProvider(WorkbenchLabelProvider.getDecoratingWorkbenchLabelProvider());
        consumerProjectViewer.setContentProvider(getContentProvider());
        consumerProjectViewer.setComparator(new ViewerComparator());
        consumerProjectViewer.setInput(ResourcesPlugin.getWorkspace());
        consumerProjectViewer.addFilter(new JaxWsConsumerProjectFilter());
        setControl(composite);
    }

    protected IStructuredContentProvider getContentProvider() {
        return new WorkbenchContentProvider() {
            public Object[] getChildren(Object element) {
                if (!(element instanceof IWorkspace)) {
                    return new Object[0];
                }
                IProject[] projects = ((IWorkspace) element).getRoot().getProjects();
                return projects == null ? new Object[0] : projects;
            }
        };
    }

    private static int getDefaultFontHeight(Control control, int lines) {
        FontData[] viewerFontData = control.getFont().getFontData();
        int fontHeight = 10;

        //If we have no font data use our guess
        if (viewerFontData.length > 0) {
            fontHeight = viewerFontData[0].getHeight();
        }
        return lines * fontHeight;

    }

    public IProject[] getSelectedConsumerProjects() {
        IProject[] projects = new IProject[0];
        if (consumerProjectViewer != null) {
            Object[] elements = consumerProjectViewer.getCheckedElements();
            projects = new IProject[elements.length];
            System.arraycopy(elements, 0, projects, 0, elements.length);
        }
        return projects;
    }
}