/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.airavata.xbaya.wf.gui;
import java.awt.event.ActionEvent;
import java.util.List;
import javax.swing.AbstractAction;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.border.TitledBorder;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import org.apache.airavata.common.utils.WSConstants;
import org.apache.airavata.common.utils.XMLUtil;
import org.apache.airavata.xbaya.graph.system.ParameterNode;
import org.apache.airavata.xbaya.gui.GridPanel;
import org.apache.airavata.xbaya.gui.XBayaComponent;
import org.apache.airavata.xbaya.gui.XBayaList;
import org.apache.airavata.xbaya.gui.XBayaTextArea;
import org.xmlpull.infoset.XmlElement;
public class ParameterPropertyPanel implements XBayaComponent {
private String title;
private XBayaList parameterList;
private ParameterListModel listModel;
private GridPanel panel;
private XBayaTextArea metadataTextArea;
private JButton upButton;
private JButton downButton;
/**
* Constructs a ParameterReorderingPanel.
*
* @param title
*/
public ParameterPropertyPanel(String title) {
this.title = title;
initGUI();
}
/**
* @see org.apache.airavata.xbaya.gui.XBayaComponent#getSwingComponent()
*/
public JComponent getSwingComponent() {
return getPanel().getSwingComponent();
}
/**
* @return The Swing Panel.
*/
public GridPanel getPanel() {
return this.panel;
}
/**
* @param parameterNodes
* @param nodes
*/
public void setParameterNodes(List<? extends ParameterNode> parameterNodes) {
this.listModel = new ParameterListModel(parameterNodes);
this.parameterList.getList().setModel(this.listModel);
}
/**
* @param metadata
*/
public void setMetadata(XmlElement metadata) {
String metadataText;
if (metadata == null) {
metadataText = WSConstants.EMPTY_APPINFO;
} else {
metadataText = XMLUtil.xmlElementToString(metadata);
}
this.metadataTextArea.setText(metadataText);
}
/**
* @return The metadata.
*/
public String getMetadata() {
return this.metadataTextArea.getText();
}
private void up() {
int index = this.parameterList.getSelectedIndex();
this.parameterList.setSelectedIndex(index - 1);
this.listModel.up(index);
}
private void down() {
int index = this.parameterList.getSelectedIndex();
this.parameterList.setSelectedIndex(index + 1);
this.listModel.down(index);
}
private void selectionChanged() {
int index = this.parameterList.getSelectedIndex();
if (index < 0) {
// Nothing is selected.
this.upButton.setEnabled(false);
this.downButton.setEnabled(false);
} else {
if (index == 0) {
this.upButton.setEnabled(false);
} else {
this.upButton.setEnabled(true);
}
if (index == this.listModel.getSize() - 1) {
this.downButton.setEnabled(false);
} else {
this.downButton.setEnabled(true);
}
}
}
private void initGUI() {
this.parameterList = new XBayaList();
this.parameterList.addListSelectionListener(new ListSelectionListener() {
public void valueChanged(ListSelectionEvent event) {
selectionChanged();
}
});
this.upButton = new JButton("UP");
this.upButton.setEnabled(false);
this.upButton.addActionListener(new AbstractAction() {
public void actionPerformed(ActionEvent e) {
up();
}
});
this.downButton = new JButton("DOWN");
this.downButton.setEnabled(false);
this.downButton.addActionListener(new AbstractAction() {
public void actionPerformed(ActionEvent e) {
down();
}
});
GridPanel buttonPanel = new GridPanel();
buttonPanel.add(this.upButton);
buttonPanel.add(this.downButton);
buttonPanel.layout(2, 1, GridPanel.WEIGHT_NONE, 0);
GridPanel reorderingPanel = new GridPanel();
reorderingPanel.add(this.parameterList);
reorderingPanel.add(buttonPanel);
reorderingPanel.layout(1, 2, 0, 0);
this.metadataTextArea = new XBayaTextArea();
JLabel metadataLabel = new JLabel("Metadata");
metadataLabel.setLabelFor(this.metadataTextArea.getSwingComponent());
this.panel = new GridPanel();
this.panel.add(reorderingPanel);
this.panel.add(metadataLabel);
this.panel.add(this.metadataTextArea);
this.panel.layout(3, 1, 2, 0);
TitledBorder border = BorderFactory.createTitledBorder(this.title);
this.panel.getSwingComponent().setBorder(border);
}
}