/*******************************************************************************
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 *
 *******************************************************************************/

package com.liferay.ide.project.ui.wizard;

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

import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.sapphire.ui.forms.FormComponentPart;
import org.eclipse.sapphire.ui.forms.swt.FormComponentPresentation;
import org.eclipse.sapphire.ui.forms.swt.SwtPresentation;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.ISelectionService;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.PlatformUI;

/**
 * @author Gregory Amerson
 */
public class WorkingSetCustomPart extends FormComponentPart
{
    private List<IWorkingSet> workingSets = new ArrayList<IWorkingSet>();
    private WorkingSetPresentation presentation;

    public WorkingSetCustomPart()
    {
        super();
    }

    @Override
    protected void init()
    {
        super.init();

        ISelectionService service = (ISelectionService) PlatformUI.getWorkbench().getActiveWorkbenchWindow().getSelectionService();
        ISelection selection = service.getSelection();

        if( selection instanceof IStructuredSelection )
        {
            final IWorkingSet workingSet = SelectionUtil.getSelectedWorkingSet( (IStructuredSelection)selection);

            if(workingSet != null)
            {
              this.workingSets.add(workingSet);
            }
        }
    }

    @Override
    public FormComponentPresentation createPresentation( SwtPresentation parent, Composite composite )
    {
        this.presentation = new WorkingSetPresentation( this, parent, composite, this.workingSets );
        return this.presentation;
    }

    public IWorkingSet[] getWorkingSets()
    {
        if( this.presentation.isAddToWorkingSetsEnabled() )
        {
            return this.workingSets.toArray( new IWorkingSet[0] );
        }
        else
        {
            return new IWorkingSet[0];
        }

    }

}