/*!
* 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.util;
import org.pentaho.reporting.libraries.designtime.swing.CommonDialog;
import javax.swing.*;
import javax.swing.event.ListDataEvent;
import javax.swing.event.ListDataListener;
import java.awt.*;
public class GuideLineDialog extends CommonDialog {
private class UnitChangeListener implements ListDataListener {
public void intervalAdded( final ListDataEvent e ) {
}
public void intervalRemoved( final ListDataEvent e ) {
}
public void contentsChanged( final ListDataEvent e ) {
final Unit unit1 = (Unit) getUnitModel().getSelectedItem();
if ( unit1 == null ) {
throw new IllegalStateException( "Unit cannot be set to null" );
}
setUnit( unit1 );
}
}
private JSpinner positionSpinner;
private ComboBoxModel unitModel;
private Unit unit;
private static final Double ZERO = new Double( 0 );
private static final Double ONE = new Double( 1 );
public GuideLineDialog()
throws HeadlessException {
init();
}
public GuideLineDialog( final Frame owner )
throws HeadlessException {
super( owner );
init();
}
public GuideLineDialog( final Dialog owner )
throws HeadlessException {
super( owner );
init();
}
private ComboBoxModel createUnitModel() {
final DefaultComboBoxModel model = new DefaultComboBoxModel( Unit.values() );
model.setSelectedItem( Unit.POINTS );
model.addListDataListener( new UnitChangeListener() );
return model;
}
protected String getDialogId() {
return "ReportDesigner.Core.GuideLine";
}
protected ComboBoxModel getUnitModel() {
return unitModel;
}
protected Component createContentPane() {
unit = Unit.POINTS;
setTitle( UtilMessages.getInstance().getString( "GuideLineDialog.Position" ) );
setDefaultCloseOperation( JDialog.DISPOSE_ON_CLOSE );
setModal( true );
positionSpinner = new JSpinner( new SpinnerNumberModel( ZERO, ZERO, null, ONE ) );
unitModel = createUnitModel();
return createSelectionPane();
}
private JPanel createSelectionPane() {
final JPanel tablesPane = new JPanel();
tablesPane.setLayout( new GridBagLayout() );
GridBagConstraints gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 0;
gbc.insets = new Insets( 5, 5, 5, 5 );
gbc.anchor = GridBagConstraints.WEST;
tablesPane.add( new JLabel( UtilMessages.getInstance().getString( "GuideLineDialog.GridSize" ) ), gbc );
gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.WEST;
gbc.gridx = 1;
gbc.gridy = 0;
gbc.weightx = 1;
gbc.fill = GridBagConstraints.HORIZONTAL;
gbc.insets = new Insets( 5, 5, 5, 5 );
tablesPane.add( positionSpinner, gbc );
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 1;
gbc.insets = new Insets( 5, 5, 5, 5 );
gbc.anchor = GridBagConstraints.WEST;
tablesPane.add( new JLabel( UtilMessages.getInstance().getString( "GuideLineDialog.GridUnit" ) ), gbc );
gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.WEST;
gbc.gridx = 1;
gbc.gridy = 1;
gbc.weightx = 1;
gbc.fill = GridBagConstraints.HORIZONTAL;
gbc.insets = new Insets( 5, 5, 5, 5 );
tablesPane.add( new JComboBox( unitModel ), gbc );
return tablesPane;
}
public boolean showDialog() {
return super.performEdit();
}
public Unit getUnit() {
return unit;
}
public void setUnit( final Unit newUnit ) {
if ( newUnit == null ) {
throw new NullPointerException();
}
final double gridSize = getPosition();
if ( newUnit != this.unitModel.getSelectedItem() ) {
this.unitModel.setSelectedItem( newUnit );
}
this.unit = newUnit;
setPosition( gridSize );
}
public void setPosition( final double gridSize ) {
final Unit unit = getUnit();
this.positionSpinner.setValue( new Double( unit.convertFromPoints( gridSize ) ) );
}
public double getPosition() {
final Object value = this.positionSpinner.getValue();
if ( value instanceof Number ) {
final Number n = (Number) value;
return getUnit().convertToPoints( n.doubleValue() );
}
return 0;
}
}