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.client.widgets.serialdate.CmsSerialDateController.PatternDefaultValues;
  import org.opencms.acacia.shared.CmsSerialDateUtil;
  
  import com.google.gwt.user.client.Command;
  
  /** Abstract base class for pattern panel controllers. */
  public abstract class A_CmsPatternPanelController implements I_CmsSerialDatePatternController {
  
      /** The change handler called on {@link #onValueChange()}. */
      private final I_ChangeHandler m_changeHandler;
      /** The model to read data from. */
      protected final CmsSerialDateValue m_model;
  
      /**
       * Constructor for the abstract pattern panel controller
       * @param model the model to read data from.
       * @param changeHandler the handler for value changes.
       */
      public A_CmsPatternPanelController(final CmsSerialDateValue model, final I_ChangeHandler changeHandler) {
          m_model = model;
          m_changeHandler = changeHandler;
  
      }
  
      /**
       * @see org.opencms.acacia.client.widgets.serialdate.I_CmsSerialDatePatternController#getView()
       */
      abstract public I_CmsSerialDatePatternView getView();
  
      /**
       * @param cmd see change handler
       * @param showDialog see change handler
       * @see I_ChangeHandler#conditionallyRemoveExceptionsOnChange(Command, boolean)
       */
      protected void conditionallyRemoveExceptionsOnChange(Command cmd, boolean showDialog) {
  
          m_changeHandler.conditionallyRemoveExceptionsOnChange(cmd, showDialog);
      }
  
      /**
       * Call when the value has changed.
       */
      protected void onValueChange() {
  
          m_changeHandler.valueChanged();
      }
  
      /**
       * @param cmd see change handler
       * @see I_ChangeHandler#removeExceptionsOnChange(Command)
       */
      protected void removeExceptionsOnChange(Command cmd) {
  
          m_changeHandler.removeExceptionsOnChange(cmd);
      }
  
      /**
       * Returns the default values for patterns.
       * @return the default values for patterns.
       */
      PatternDefaultValues getPatternDefaultValues() {
  
          return m_changeHandler.getPatternDefaultValues();
      }
  
      /**
       * Sets the day of the month.
       * @param day the day to set.
       */
      void setDayOfMonth(String day) {
  
          final int i = CmsSerialDateUtil.toIntWithDefault(day, -1);
          if (m_model.getDayOfMonth() != i) {
              removeExceptionsOnChange(new Command() {
  
                  public void execute() {
  
                      m_model.setDayOfMonth(i);
                      onValueChange();
                  }
              });
          }
      }
  
      /**
       * Sets the interval.
       * @param interval the interval to set.
       */
      void setInterval(String interval) {
  
          final int i = CmsSerialDateUtil.toIntWithDefault(interval, -1);
          if (m_model.getInterval() != i) {
              removeExceptionsOnChange(new Command() {
  
                  public void execute() {
  
                      m_model.setInterval(i);
                      onValueChange();
                  }
              });
          }
  
      }
  }
  