/*
* ErrorBarPaintersPanel.java of project jchart2d, a panel
* that displays all ErrorBarPainterConfigurable instances of an IErrorBarPolicy
* and offers their edit and remove buttons as well as
* an add button for a new IErrorBarPainter.
* Copyright (c) 2007 - 2011 Achim Westermann, created on 09:50:20.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* If you modify or optimize the code in a useful way please let me know.
* Achim.Westermann@gmx.de
*
*/
package info.monitorenter.gui.chart.controls.errorbarwizard;
import info.monitorenter.gui.chart.IErrorBarPainter;
import info.monitorenter.gui.chart.IErrorBarPolicy;
import info.monitorenter.gui.chart.events.ErrorBarPainterActionEdit;
import info.monitorenter.gui.chart.events.ErrorBarPolicyActionAddPainter;
import info.monitorenter.gui.chart.events.ErrorBarPolicyActionRemovePainter;
import info.monitorenter.util.FileUtil;
import java.awt.Component;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.Iterator;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
/**
* A panel that displays all
* {@link info.monitorenter.gui.chart.errorbars.ErrorBarPainter} instances of an
* {@link info.monitorenter.gui.chart.IErrorBarPolicy} and offers their edit and
* remove buttons as well as an add button for a new
* {@link info.monitorenter.gui.chart.IErrorBarPainter} instance to configure.
*
*
* @author Achim Westermann
*
* @version $Revision: 1.11 $
*/
public class ErrorBarPaintersPanel
extends JPanel implements PropertyChangeListener {
/**
* A panel that displays a single
* {@link info.monitorenter.gui.chart.errorbars.ErrorBarPainter} instance of
* an {@link info.monitorenter.gui.chart.IErrorBarPolicy} and offers their
* edit and remove buttons as well as an add button for a new
* {@link info.monitorenter.gui.chart.errorbars.ErrorBarPainter} instance to
* configure.
*
*
* @author Achim Westermann
*
* @version $Revision: 1.11 $
*/
public class ErrorBarPainterConfigurablePanel
extends JPanel implements PropertyChangeListener {
/** Generated serialVersionUID. */
private static final long serialVersionUID = 1055140441129248409L;
/** The error bar painter instance under control. */
private IErrorBarPainter m_errorBarPainter;
/**
* Creates an instance that displays as a control (view & controller) to the
* error bar painter instance.
*
*
* @param errorBarPainter
* the error bar painter to control.
*
* @param errorBarPolicy
* the parent error bar policy for the remove action.
*
*/
public ErrorBarPainterConfigurablePanel(final IErrorBarPainter errorBarPainter,
final IErrorBarPolicy errorBarPolicy) {
super();
this.m_errorBarPainter = errorBarPainter;
// layout
this.setLayout(new GridBagLayout());
GridBagConstraints gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.NORTHWEST;
gbc.gridx = 0;
gbc.gridwidth = 1;
gbc.gridheight = 1;
gbc.gridy = 0;
gbc.insets = new Insets(2, 2, 2, 2);
String painterName;
JButton editButton;
// TODO: Instable to use file extension cut semantics for getting a
// class name without package prefix.
painterName = FileUtil.cutExtension(errorBarPainter.getClass().getName()).getValue();
editButton = new JButton(new ErrorBarPainterActionEdit(errorBarPainter, "Edit", this));
// layout:
this.add(new JLabel(painterName), gbc);
gbc.gridx = 1;
this.add(editButton, gbc);
gbc.gridx = 2;
JButton removeButton;
removeButton = new JButton(new ErrorBarPolicyActionRemovePainter(errorBarPolicy, "Remove",
errorBarPainter));
this.add(removeButton, gbc);
gbc.gridx = 0;
gbc.gridy++;
// event handling: remove us from UI if removed from error bar policy:
errorBarPolicy.addPropertyChangeListener(IErrorBarPolicy.PROPERTY_ERRORBARPAINTER, this);
}
/**
* @see java.beans.PropertyChangeListener#propertyChange(java.beans.PropertyChangeEvent)
*/
public void propertyChange(final PropertyChangeEvent evt) {
String property = evt.getPropertyName();
if (IErrorBarPolicy.PROPERTY_ERRORBARPAINTER.equals(property)) {
IErrorBarPolicy errorBarPolicy = (IErrorBarPolicy) evt.getSource();
IErrorBarPainter oldValue = (IErrorBarPainter) evt.getOldValue();
IErrorBarPainter newValue = (IErrorBarPainter) evt.getNewValue();
if (oldValue == this.m_errorBarPainter) {
if (newValue == null) {
// store the parent for layout redo:
Component parent = this.getParent();
// remove
ErrorBarPaintersPanel.this.remove(this);
// also as a listener:
errorBarPolicy.removePropertyChangeListener(IErrorBarPolicy.PROPERTY_ERRORBARPAINTER,
this);
// invalidate / repaint parent: This has to be done at the level
// of the error bar wizard level: we are a child of
// errorbarpainterspanel ->
// two steps
if (parent != null) {
parent = parent.getParent();
if (parent != null) {
parent.invalidate();
parent.validate();
parent.repaint(500);
}
}
}
}
}
}
}
/** Generated serialVersionUID. */
private static final long serialVersionUID = 2293007395124251482L;
/** The add painter button. */
private JButton m_addButton;
/**
* Creates an instance that hooks as a control (view & controller) to the
* error bar policy model instance.
*
*
* @param errorBarPolicy
* the error bar policy to control directions of display of.
*/
public ErrorBarPaintersPanel(final IErrorBarPolicy errorBarPolicy) {
super();
this.setBorder(BorderFactory.createEtchedBorder());
this.setLayout(new GridBagLayout());
GridBagConstraints gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.NORTHWEST;
gbc.gridx = 0;
gbc.gridwidth = 1;
gbc.gridheight = 1;
gbc.gridy = 0;
gbc.insets = new Insets(2, 2, 2, 2);
// adding a row for each IErrorBarPainter:
Iterator itErrorBarPainters = errorBarPolicy.getErrorBarPainters().iterator();
IErrorBarPainter painter;
while (itErrorBarPainters.hasNext()) {
painter = itErrorBarPainters.next();
this.add(new ErrorBarPainterConfigurablePanel(painter, errorBarPolicy), gbc);
gbc.gridy++;
}
// add the add button
this.m_addButton = new JButton(new ErrorBarPolicyActionAddPainter(errorBarPolicy, "Add"));
this.add(this.m_addButton, gbc);
// register for add operations to add a new painter row:
errorBarPolicy.addPropertyChangeListener(IErrorBarPolicy.PROPERTY_ERRORBARPAINTER, this);
}
/**
* @see java.beans.PropertyChangeListener#propertyChange(java.beans.PropertyChangeEvent)
*/
public void propertyChange(final PropertyChangeEvent evt) {
String property = evt.getPropertyName();
if (IErrorBarPolicy.PROPERTY_ERRORBARPAINTER.equals(property)) {
IErrorBarPainter oldPainter = (IErrorBarPainter) evt.getOldValue();
IErrorBarPainter newPainter = (IErrorBarPainter) evt.getNewValue();
if (oldPainter == null) {
// painter was added, do a trick to add a new row and push down
// the add button:
IErrorBarPolicy errorBarPolicy = (IErrorBarPolicy) evt.getSource();
GridBagLayout layout = (GridBagLayout) this.getLayout();
GridBagConstraints gbc = layout.getConstraints(this.m_addButton);
gbc.gridy++;
layout.setConstraints(this.m_addButton, gbc);
gbc.gridy--;
this.add(new ErrorBarPainterConfigurablePanel(newPainter, errorBarPolicy), gbc);
// find the parent of this component and invalidate:
Component parent = this.getParent();
if (parent != null) {
parent.invalidate();
parent.validate();
parent.repaint(400);
}
}
}
}
}
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