content: /*
   * This library is part of OpenCms -
   * the Open Source Content Management System
   *
   * Copyright (c) Alkacon Software GmbH & Co. KG (https://www.alkacon.com)
   *
   * 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.
   *
   * For further information about Alkacon Software, please see the
   * company website: https://www.alkacon.com
   *
   * For further information about OpenCms, please see the
   * project website: https://www.opencms.org
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  package org.opencms.acacia.client.widgets.serialdate;
  
  import org.opencms.acacia.shared.I_CmsSerialDateValue.WeekDay;
  import org.opencms.acacia.shared.I_CmsSerialDateValue.WeekOfMonth;
  
  import com.google.gwt.user.client.Command;
  
  /** Controller for the monthly pattern panel. */
  public class CmsPatternPanelMonthlyController extends A_CmsPatternPanelController {
  
      /** The controlled view. */
      private final CmsPatternPanelMonthlyView m_view;
  
      /**
       * Constructor for the monthly pattern panel controller
       * @param model the model to read data from.
       * @param changeHandler the change handler.
       */
      CmsPatternPanelMonthlyController(final CmsSerialDateValue model, final I_ChangeHandler changeHandler) {
          super(model, changeHandler);
          m_view = new CmsPatternPanelMonthlyView(this, m_model);
      }
  
      /**
       * @see org.opencms.acacia.client.widgets.serialdate.A_CmsPatternPanelController#getView()
       */
      @Override
      public I_CmsSerialDatePatternView getView() {
  
          return m_view;
      }
  
      /**
       * Set the pattern scheme to either "by weekday" or "by day of month".
       * @param isByWeekDay flag, indicating if the pattern "by weekday" should be set.
       * @param fireChange flag, indicating if a value change event should be fired.
       */
      public void setPatternScheme(final boolean isByWeekDay, final boolean fireChange) {
  
          if (isByWeekDay ^ (null != m_model.getWeekDay())) {
              removeExceptionsOnChange(new Command() {
  
                  public void execute() {
  
                      if (isByWeekDay) {
                          m_model.setWeekOfMonth(getPatternDefaultValues().getWeekOfMonth());
                          m_model.setWeekDay(getPatternDefaultValues().getWeekDay());
                      } else {
                          m_model.clearWeekDays();
                          m_model.clearWeeksOfMonth();
                          m_model.setDayOfMonth(getPatternDefaultValues().getDayOfMonth());
                      }
                      m_model.setInterval(getPatternDefaultValues().getInterval());
                      if (fireChange) {
                          onValueChange();
                      }
                  }
              });
          }
  
      }
  
      /**
       * Set the week day the event should take place.
       * @param dayString the day as string.
       */
      public void setWeekDay(String dayString) {
  
          final WeekDay day = WeekDay.valueOf(dayString);
          if (m_model.getWeekDay() != day) {
              removeExceptionsOnChange(new Command() {
  
                  public void execute() {
  
                      m_model.setWeekDay(day);
                      onValueChange();
                  }
              });
          }
  
      }
  
      /**
       * Handle a change in the weeks of month.
       * @param week the changed weeks checkbox's internal value.
       * @param value the new value of the changed checkbox.
       */
      public void weeksChange(String week, Boolean value) {
  
          final WeekOfMonth changedWeek = WeekOfMonth.valueOf(week);
          boolean newValue = (null != value) && value.booleanValue();
          boolean currentValue = m_model.getWeeksOfMonth().contains(changedWeek);
          if (newValue != currentValue) {
              if (newValue) {
                  setPatternScheme(true, false);
                  m_model.addWeekOfMonth(changedWeek);
                  onValueChange();
              } else {
                  removeExceptionsOnChange(new Command() {
  
                      public void execute() {
  
                          m_model.removeWeekOfMonth(changedWeek);
                          onValueChange();
                      }
                  });
              }
          }
      }
  }
  