/*!
* 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.libraries.designtime.swing.background;
import org.pentaho.reporting.libraries.designtime.swing.LibSwingUtil;
import org.pentaho.reporting.libraries.designtime.swing.Messages;
import javax.swing.*;
import javax.swing.table.TableModel;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
public class DataPreviewDialog extends JDialog {
private class CloseAction extends AbstractAction {
/**
* Defines an <code>Action</code> object with a default description string and default icon.
*/
private CloseAction() {
putValue( Action.NAME, Messages.getInstance().getString( "PreviewDialog.Close" ) );
}
/**
* Invoked when an action occurs.
*/
public void actionPerformed( final ActionEvent e ) {
dispose();
}
}
private JTable table;
public DataPreviewDialog()
throws HeadlessException {
init();
}
public DataPreviewDialog( final Frame owner )
throws HeadlessException {
super( owner );
init();
}
public DataPreviewDialog( final Dialog owner )
throws HeadlessException {
super( owner );
init();
}
private void init() {
setModal( true );
setTitle( Messages.getInstance().getString( "PreviewDialog.Title" ) );
final JPanel mainPanel = new JPanel( new BorderLayout() );
setContentPane( mainPanel );
table = new JTable();
mainPanel.add( new JScrollPane( table ), BorderLayout.CENTER );
final JPanel buttonsPanel = new JPanel( new FlowLayout( FlowLayout.RIGHT ) );
buttonsPanel.setBorder( BorderFactory.createMatteBorder( 1, 0, 0, 0, Color.LIGHT_GRAY ) );
final JButton closeButton = new JButton( new CloseAction() );
buttonsPanel.add( closeButton );
mainPanel.add( buttonsPanel, BorderLayout.SOUTH );
final JComponent contentPane = (JComponent) getContentPane();
final InputMap inputMap = contentPane.getInputMap();
final ActionMap actionMap = contentPane.getActionMap();
inputMap.put( KeyStroke.getKeyStroke( KeyEvent.VK_ESCAPE, 0 ), "cancel" ); // NON-NLS
actionMap.put( "cancel", new CloseAction() ); // NON-NLS
setResizable( true );
setDefaultCloseOperation( JFrame.DISPOSE_ON_CLOSE );
setSize( 800, 600 );
}
public void showData( final PreviewWorker previewWorker ) {
// Run the query in a separate thread so that we can display a cancel dialog
final Thread qt = new Thread( previewWorker );
BackgroundCancellableProcessHelper.executeProcessWithCancelDialog
( qt, previewWorker, this, Messages.getInstance().getString( "PreviewDialog.PreviewDataTask" ) );
// Get the results ... or throw the exception that was generated
final TableModel rawTableModel = previewWorker.getResultTableModel();
if ( showData( rawTableModel ) ) {
return;
}
previewWorker.close();
}
public boolean showData( final TableModel rawTableModel ) {
if ( rawTableModel == null ) {
// User must have hit cancel
return true;
}
LibSwingUtil.centerDialogInParent( this );
table.setModel( rawTableModel );
setVisible( true );
return false;
}
}