net.sourceforge.eclipsetrader.yahoo.internal.updater.ui.ListSourcePage.java Source code

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Here is the source code for net.sourceforge.eclipsetrader.yahoo.internal.updater.ui.ListSourcePage.java

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/*
 * Copyright (c) 2004-2007 Marco Maccaferri 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:
 *     Marco Maccaferri - initial API and implementation
 */

package net.sourceforge.eclipsetrader.yahoo.internal.updater.ui;

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

import net.sourceforge.eclipsetrader.yahoo.internal.updater.AbstractListUpdateJob;
import net.sourceforge.eclipsetrader.yahoo.internal.updater.FrenchListUpdateJob;
import net.sourceforge.eclipsetrader.yahoo.internal.updater.GermanyListUpdateJob;
import net.sourceforge.eclipsetrader.yahoo.internal.updater.USListUpdateJob;

import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.CheckStateChangedEvent;
import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.ICheckStateListener;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;

public class ListSourcePage extends WizardPage {
    CheckboxTableViewer viewer;

    SelectionAdapter selectionListener = new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            setPageComplete(isPageComplete());
        }
    };

    public ListSourcePage() {
        super("source", Messages.ListSourcePage_Title, null); //$NON-NLS-1$
        setDescription(Messages.ListSourcePage_Description);
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
     */
    public void createControl(Composite parent) {
        Composite content = new Composite(parent, SWT.NONE);
        content.setLayout(new GridLayout(1, false));
        setControl(content);

        viewer = CheckboxTableViewer.newCheckList(content, SWT.FULL_SELECTION | SWT.BORDER);
        viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
        viewer.setContentProvider(new ArrayContentProvider());
        viewer.setLabelProvider(new LabelProvider() {
            @Override
            public String getText(Object element) {
                return ((Job) element).getName();
            }
        });
        viewer.setComparator(new ViewerComparator() {
            @Override
            public int compare(Viewer viewer, Object e1, Object e2) {
                return ((Job) e1).getName().compareTo(((Job) e2).getName());
            }
        });
        viewer.addCheckStateListener(new ICheckStateListener() {
            public void checkStateChanged(CheckStateChangedEvent event) {
                setPageComplete(isPageComplete());
            }
        });

        List<AbstractListUpdateJob> input = new ArrayList<AbstractListUpdateJob>();
        input.add(new USListUpdateJob());
        input.add(new GermanyListUpdateJob());
        input.add(new FrenchListUpdateJob());
        viewer.setInput(input);
    }

    /* (non-Javadoc)
     * @see org.eclipse.jface.wizard.WizardPage#isPageComplete()
     */
    public boolean isPageComplete() {
        return viewer.getCheckedElements().length != 0;
    }

    public AbstractListUpdateJob[] getSelectedJobs() {
        Object[] o = viewer.getCheckedElements();
        AbstractListUpdateJob[] jobs = new AbstractListUpdateJob[o.length];
        System.arraycopy(o, 0, jobs, 0, jobs.length);
        return jobs;
    }
}