001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: http://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: http://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.acacia.client.widgets.serialdate;
029
030import org.opencms.acacia.shared.I_CmsSerialDateValue.WeekDay;
031
032import java.util.SortedSet;
033import java.util.TreeSet;
034
035import com.google.gwt.user.client.Command;
036
037/** Controller for the weekly pattern panel. */
038public class CmsPatternPanelWeeklyController extends A_CmsPatternPanelController {
039
040    /** The controlled view. */
041    private final CmsPatternPanelWeeklyView m_view;
042
043    /**
044     * Constructor for the weekly pattern panel controller
045     * @param model the model to read data from.
046     * @param changeHandler the value change handler.
047     */
048    CmsPatternPanelWeeklyController(final CmsSerialDateValue model, final I_ChangeHandler changeHandler) {
049        super(model, changeHandler);
050        m_view = new CmsPatternPanelWeeklyView(this, m_model);
051    }
052
053    /**
054     * @see org.opencms.acacia.client.widgets.serialdate.A_CmsPatternPanelController#getView()
055     */
056    @Override
057    public I_CmsSerialDatePatternView getView() {
058
059        return m_view;
060    }
061
062    /**
063     * Set the weekdays at which the event should take place.
064     * @param weekDays the weekdays at which the event should take place.
065     */
066    public void setWeekDays(SortedSet<WeekDay> weekDays) {
067
068        final SortedSet<WeekDay> newWeekDays = null == weekDays ? new TreeSet<WeekDay>() : weekDays;
069        SortedSet<WeekDay> currentWeekDays = m_model.getWeekDays();
070        if (!currentWeekDays.equals(newWeekDays)) {
071            conditionallyRemoveExceptionsOnChange(new Command() {
072
073                public void execute() {
074
075                    m_model.setWeekDays(newWeekDays);
076                    onValueChange();
077                }
078            }, !newWeekDays.containsAll(m_model.getWeekDays()));
079        }
080    }
081
082}