/*!
* 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.Messages;
import org.pentaho.reporting.designer.core.util.IconLoader;
import org.pentaho.reporting.designer.core.util.exceptions.UncaughtExceptionModelListener;
import org.pentaho.reporting.designer.core.util.exceptions.UncaughtExceptionsModel;
import org.pentaho.reporting.libraries.designtime.swing.LibSwingUtil;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
/**
* Todo: Document me!
*
* @author Thomas Morgner
*/
public class ExceptionStatusGadget extends JLabel implements UncaughtExceptionModelListener {
private boolean firstTime;
private ExceptionDialog exceptionDialog;
private ImageIcon errorIcon;
private ImageIcon noErrorIcon;
public ExceptionStatusGadget() {
firstTime = true;
errorIcon = IconLoader.getInstance().getErrorIcon();
noErrorIcon = IconLoader.getInstance().getNoErrorIcon();
setHorizontalAlignment( JLabel.CENTER );
setIcon( noErrorIcon );
setCursor( Cursor.getPredefinedCursor( Cursor.HAND_CURSOR ) );
addMouseListener( new MouseSelectionHandler() );
final Window parent = LibSwingUtil.getWindowAncestor( this );
if ( parent instanceof Frame ) {
exceptionDialog = new ExceptionDialog( (Frame) parent );
} else if ( parent instanceof Dialog ) {
exceptionDialog = new ExceptionDialog( (Dialog) parent );
} else {
exceptionDialog = new ExceptionDialog();
}
UncaughtExceptionsModel.getInstance().addUncaughtExceptionModelListener( this );
}
private static class ClearErrorMessageAction implements ActionListener {
private final JLabel label;
private ClearErrorMessageAction( final JLabel label ) {
this.label = label;
}
public void actionPerformed( final ActionEvent e ) {
final Container container = label.getParent();
if ( container != null ) {
container.remove( label );
container.repaint();
}
}
}
protected void handleExceptionClick() {
setIcon( IconLoader.getInstance().getNoErrorIcon() );
UncaughtExceptionsModel.getInstance().exceptionsViewed();
exceptionDialog.showDialog();
}
private class MouseSelectionHandler extends MouseAdapter {
@Override
public void mouseClicked( final MouseEvent ex ) {
handleExceptionClick();
}
}
public void exceptionCaught( final Throwable throwable ) {
if ( firstTime ) {
firstTime = false;
Component rootPane = getParent();
while ( rootPane != null && !( rootPane instanceof JRootPane ) ) {
rootPane = rootPane.getParent();
}
if ( rootPane != null ) {
final JRootPane jRootPane = (JRootPane) rootPane;
final JLabel errorPopup = createPopup();
jRootPane.getLayeredPane().add( errorPopup, JLayeredPane.POPUP_LAYER );
final Rectangle rectangle = SwingUtilities.convertRectangle
( getParent(), getBounds(), jRootPane.getLayeredPane() );
final Dimension size = errorPopup.getPreferredSize();
errorPopup.setBounds( (int) ( rectangle.getX() - size.width ),
(int) ( rectangle.getY() - size.height ), size.width, size.height );
jRootPane.getLayeredPane().revalidate();
jRootPane.getLayeredPane().repaint();
}
}
if ( getIcon() == noErrorIcon ) {
setIcon( errorIcon );
}
repaint();
}
private JLabel createPopup() {
final JLabel label = new JLabel( Messages.getString( "StatusBar.InternalError.Message" ) ); // NON-NLS
label.setForeground( new Color( 120, 0, 0 ) );
label.setBorder( BorderFactory.createCompoundBorder( BorderFactory.createLineBorder( Color.RED ),
BorderFactory.createEmptyBorder( 8, 8, 8, 8 ) ) );
label.setBackground( new Color( 255, 0, 0, 125 ) );
label.setOpaque( true );
final Timer t = new Timer( 5000, new ClearErrorMessageAction( label ) );
t.setRepeats( false );
t.start();
return label;
}
public void exceptionsCleared() {
firstTime = true;
setIcon( IconLoader.getInstance().getNoErrorIcon() );
}
public void exceptionsViewed() {
setIcon( IconLoader.getInstance().getNoErrorIcon() );
}
}