/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
*/

package org.pentaho.reporting.designer.core.status;

import org.pentaho.reporting.designer.core.ReportDesignerContext;
import org.pentaho.reporting.designer.core.util.exceptions.UncaughtExceptionModelListener;

import javax.swing.*;
import java.awt.*;

/**
 * User: Martin Date: 03.02.2006 Time: 10:40:31
 */
public class StatusBar extends JPanel implements UncaughtExceptionModelListener {
  private JLabel pagesLabel;
  private JLabel statusLabel;
  private ExceptionStatusGadget exceptionStatusGadget;
  private MemoryStatusGadget memoryStatusGadget;
  private MessagesStatusGadget messagesStatusGadget;

  public StatusBar( final ReportDesignerContext designerContext ) {
    setLayout( new GridBagLayout() );
    setBorder( BorderFactory.createMatteBorder( 1, 0, 0, 0, SystemColor.controlLtHighlight ) );

    pagesLabel = new JLabel( " " );
    pagesLabel.setBorder( BorderFactory.createEmptyBorder( 4, 4, 4, 4 ) );
    statusLabel = new JLabel( " " );
    statusLabel.setBorder( BorderFactory.createEmptyBorder( 4, 4, 4, 4 ) );
    exceptionStatusGadget = new ExceptionStatusGadget();
    memoryStatusGadget = new MemoryStatusGadget();
    messagesStatusGadget = new MessagesStatusGadget( designerContext );

    GridBagConstraints gbc = new GridBagConstraints();
    gbc.anchor = GridBagConstraints.WEST;
    gbc.weightx = 1;
    gbc.fill = GridBagConstraints.BOTH;
    add( statusLabel, gbc );

    gbc = new GridBagConstraints();
    gbc.gridx = 1;
    gbc.anchor = GridBagConstraints.WEST;
    gbc.weightx = 0;
    gbc.fill = GridBagConstraints.VERTICAL;
    add( new JSeparator( JSeparator.VERTICAL ), gbc );

    gbc = new GridBagConstraints();
    gbc.anchor = GridBagConstraints.WEST;
    gbc.gridx = 2;
    gbc.weightx = 0;
    gbc.ipadx = 120;
    gbc.fill = GridBagConstraints.BOTH;
    add( pagesLabel, gbc );

    gbc = new GridBagConstraints();
    gbc.gridx = 3;
    gbc.anchor = GridBagConstraints.WEST;
    gbc.weightx = 0;
    gbc.fill = GridBagConstraints.VERTICAL;
    add( new JSeparator( JSeparator.VERTICAL ), gbc );

    gbc = new GridBagConstraints();
    gbc.gridx = 4;
    gbc.anchor = GridBagConstraints.EAST;
    gbc.fill = GridBagConstraints.VERTICAL;
    gbc.weightx = 0;
    add( messagesStatusGadget, gbc );

    gbc = new GridBagConstraints();
    gbc.gridx = 5;
    gbc.anchor = GridBagConstraints.EAST;
    gbc.fill = GridBagConstraints.VERTICAL;
    gbc.weightx = 0;
    add( exceptionStatusGadget, gbc );

    gbc = new GridBagConstraints();
    gbc.gridx = 6;
    gbc.anchor = GridBagConstraints.EAST;
    gbc.weightx = 0;
    gbc.fill = GridBagConstraints.VERTICAL;
    add( new JSeparator( JSeparator.VERTICAL ), gbc );

    gbc = new GridBagConstraints();
    gbc.gridx = 7;
    gbc.anchor = GridBagConstraints.EAST;
    gbc.fill = GridBagConstraints.VERTICAL;
    gbc.weightx = 0;
    add( memoryStatusGadget );

  }

  public void dispose() {
    memoryStatusGadget.dispose();
  }

  public void setPages( final int page, final int totalPage ) {
    if ( page == 0 || totalPage == 0 ) {
      pagesLabel.setText( " " );
    } else {
      pagesLabel.setText( page + " / " + totalPage );
    }
  }

  public void setGeneralInfoText( final String text ) {
    if ( text == null || text.length() == 0 ) {
      statusLabel.setText( " " );
    } else {
      statusLabel.setText( text );
    }
  }

  public void exceptionCaught( final Throwable throwable ) {
    exceptionStatusGadget.exceptionCaught( throwable );
  }

  public void exceptionsCleared() {
    exceptionStatusGadget.exceptionsCleared();
  }

  public void exceptionsViewed() {
    exceptionStatusGadget.exceptionsViewed();
  }

}