org.databene.gui.swing.TimescaleSelector Maven / Gradle / Ivy
/*
* (c) Copyright 2007-2008 by Volker Bergmann. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, is permitted under the terms of the
* GNU General Public License.
*
* For redistributing this software or a derivative work under a license other
* than the GPL-compatible Free Software License as defined by the Free
* Software Foundation or approved by OSI, you must first obtain a commercial
* license to this software product from Volker Bergmann.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* WITHOUT A WARRANTY OF ANY KIND. ALL EXPRESS OR IMPLIED CONDITIONS,
* REPRESENTATIONS AND WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE
* HEREBY EXCLUDED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package org.databene.gui.swing;
import org.databene.commons.Period;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
/**
* Component that allows for selecting a time scale.
*
* Created: 09.05.2007 19:20:02
* @since 0.1.6
* @author Volker Bergmann
*/
public class TimescaleSelector extends JPanel {
private static final long serialVersionUID = 4851141632147396863L;
Period scale;
private Period minScale;
private Period maxScale;
private JComponent component;
private Listener listener;
public TimescaleSelector(Period scale) {
this(scale, scale, scale);
}
public TimescaleSelector(Period scale, Period minScale, Period maxScale) {
super(new BorderLayout());
listener = new Listener();
setScale(scale);
setScaleRange(minScale, maxScale);
}
public Period getScale() {
return scale;
}
public void setScale(Period scale) {
this.scale = scale;
if (component instanceof PeriodComboBox)
((PeriodComboBox)component).setSelectedItem(scale);
}
public Period getMinScale() {
return minScale;
}
public Period getMaxScale() {
return maxScale;
}
public void setScaleRange(Period minScale, Period maxScale) {
removeAll();
if (component instanceof PeriodComboBox)
((PeriodComboBox)component).removeActionListener(listener);
this.minScale = minScale;
this.maxScale = maxScale;
if (minScale == maxScale)
component = new JLabel(minScale.getName());
else {
PeriodComboBox comboBox = new PeriodComboBox(minScale, maxScale);
comboBox.addActionListener(listener);
component = comboBox;
}
add(component, BorderLayout.CENTER);
}
class Listener implements ActionListener {
public void actionPerformed(ActionEvent e) {
Period selectedPeriod = (Period) ((JComboBox)e.getSource()).getSelectedItem();
scale = selectedPeriod;
}
}
}