societypanel.java

人工智能中Agent开发包。多 Agent 系统是处理自治 Agent 之间知识层的协作问题

/*
* The contents of this file are subject to the BT "ZEUS" Open Source 
* Licence (L77741), Version 1.0 (the "Licence"); you may not use this file 
* except in compliance with the Licence. You may obtain a copy of the Licence
* from $ZEUS_INSTALL/licence.html or alternatively from
* http://www.labs.bt.com/projects/agents/zeus/licence.htm
* 
* Except as stated in Clause 7 of the Licence, software distributed under the
* Licence is distributed WITHOUT WARRANTY OF ANY KIND, either express or 
* implied. See the Licence for the specific language governing rights and 
* limitations under the Licence.
* 
* The Original Code is within the package zeus.*.
* The Initial Developer of the Original Code is British Telecommunications
* public limited company, whose registered office is at 81 Newgate Street, 
* London, EC1A 7AJ, England. Portions created by British Telecommunications 
* public limited company are Copyright 1996-9. All Rights Reserved.
* 
* THIS NOTICE MUST BE INCLUDED ON ANY COPY OF THIS FILE
*/



/****************************************************************************
* SocietyPanel.java
*
***************************************************************************/

package zeus.visualiser.society;

import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.text.*;
import javax.swing.event.*;
import java.io.File;

import zeus.util.*;
import zeus.concepts.*;
import zeus.generator.util.*;
import zeus.generator.event.*;
import zeus.generator.agent.AcquaintanceModel;
import zeus.gui.graph.*;
import zeus.gui.help.*;

public class SocietyPanel extends JPanel {
  protected Graph graph;

  public SocietyPanel(SocietyModel model) {
    graph = new Graph(Graph.VERTICAL_PARENT_CHILD,model,true,false);
    graph.setNodeRenderer(new SocietyNodeRenderer());
    graph.setNodeEditor(new SocietyNodeEditor());

    GridBagLayout gridBagLayout = new GridBagLayout();
    GridBagConstraints gbc = new GridBagConstraints();

    JPanel lhsPanel = new JPanel();
    lhsPanel.setLayout(gridBagLayout);
    lhsPanel.setBackground(Color.lightGray);

    // Add the lhs panel
    SoceityControlPanel controlPane = new SoceityControlPanel();
    gbc.gridwidth = GridBagConstraints.REMAINDER;
    gbc.anchor = GridBagConstraints.NORTHWEST;
    gbc.fill = GridBagConstraints.NONE;
    gbc.insets = new Insets(8,8,8,8);
    gbc.weightx = gbc.weighty = 0;
    gridBagLayout.setConstraints(controlPane,gbc);
    lhsPanel.add(controlPane);
    lhsPanel.setBackground(Color.lightGray);

    gridBagLayout = new GridBagLayout();
    gbc = new GridBagConstraints();
    setLayout(gridBagLayout);
    setBackground(Color.lightGray);
    setBorder(BorderFactory.createBevelBorder(BevelBorder.LOWERED));

    gbc.gridwidth = 1;
    gbc.anchor = GridBagConstraints.NORTHWEST;
    gbc.fill = GridBagConstraints.NONE;
    gbc.insets = new Insets(0,0,0,0);
    gbc.weightx = gbc.weighty = 0;
    gridBagLayout.setConstraints(lhsPanel,gbc);
    add(lhsPanel);

    // Add the panel that will contain the nodes
    JPanel dataPanel = new JPanel();
    gbc.gridwidth = GridBagConstraints.REMAINDER;
    gbc.anchor = GridBagConstraints.NORTHWEST;
    gbc.fill = GridBagConstraints.BOTH;
    gbc.weightx = gbc.weighty = 1;
    gbc.insets = new Insets(8,8,8,8);
    gridBagLayout.setConstraints(dataPanel,gbc);
    add(dataPanel);

    // Data panel info
    gridBagLayout = new GridBagLayout();
    dataPanel.setLayout(gridBagLayout);
    dataPanel.setBackground(Color.lightGray);

    JScrollPane scrollPane = new JScrollPane(graph);
    scrollPane.setBorder(new BevelBorder(BevelBorder.LOWERED));
    scrollPane.setPreferredSize(new Dimension(600,600));
    graph.setPreferredSize(new Dimension(2000,2000));
    graph.setBackground(new Color(245,230,140));

    TitledBorder border = (BorderFactory.createTitledBorder("Agent Society"));
    border.setTitlePosition(TitledBorder.TOP);
    border.setTitleJustification(TitledBorder.RIGHT);
    border.setTitleFont(new Font("Helvetica", Font.BOLD, 14));
    border.setTitleColor(Color.blue);
    dataPanel.setBorder(border);

    JToolBar toolbar = new NodesToolBar();

    gbc = new GridBagConstraints();
    gbc.gridwidth = GridBagConstraints.REMAINDER;
    gbc.anchor = GridBagConstraints.WEST;
    gbc.fill = GridBagConstraints.NONE;
    gbc.weightx = gbc.weighty = 0;
    gbc.insets = new Insets(0,8,0,0);
    gridBagLayout.setConstraints(toolbar,gbc);
    dataPanel.add(toolbar);

    gbc.gridwidth = GridBagConstraints.REMAINDER;
    gbc.anchor = GridBagConstraints.WEST;
    gbc.fill = GridBagConstraints.BOTH;
    gbc.weightx = gbc.weighty = 1;
    gbc.insets = new Insets(8,8,8,8);
    gridBagLayout.setConstraints(scrollPane,gbc);
    dataPanel.add(scrollPane);
  }

  Graph getGraph() { return graph; }

  protected class SocietyNodeRenderer implements GraphNodeRenderer {
     public Component getNodeRendererComponent(Graph g, GraphNode node) {
        SocietyModelEntry obj = (SocietyModelEntry)node.getUserObject();
        String name = obj.getName();
        String icon_file = obj.getIcon();
        if ( icon_file == null )
	   return new JLabel(name,JLabel.CENTER);
        else {
           JLabel label;
           label = new JLabel(name,new ImageIcon(icon_file),JLabel.CENTER);
           label.setVerticalTextPosition(JLabel.BOTTOM);
           label.setHorizontalTextPosition(JLabel.CENTER);
           return label;
        }
     }
  }

  protected class NodesToolBar extends JToolBar implements ActionListener {
     protected JButton       selectBtn;
     protected JButton       selectAllBtn;
     protected JButton       hideBtn;
     protected JButton       showBtn;
     protected JButton       collapseBtn;
     protected JButton       expandBtn;
     protected JButton       deleteBtn;
     protected JButton       recomputeBtn;
     protected JButton       redrawBtn;

     public NodesToolBar() {
        setBackground(Color.lightGray);
        setBorder(new BevelBorder(BevelBorder.LOWERED));
        setFloatable(false);

        String sep = System.getProperty("file.separator");
        String path = SystemProps.getProperty("gif.dir") + "generator" + sep;

        // Draw Buttons
        recomputeBtn = new JButton(new ImageIcon(path + "recompute.gif"));
	recomputeBtn.setMargin(new Insets(0,0,0,0));
        add(recomputeBtn);
        recomputeBtn.setToolTipText("Recompute node positions");
        recomputeBtn.addActionListener(this);

        redrawBtn = new JButton(new ImageIcon(path + "redraw.gif"));
	redrawBtn.setMargin(new Insets(0,0,0,0));
        add(redrawBtn);
        redrawBtn.setToolTipText("Redraw");
        redrawBtn.addActionListener(this);

	addSeparator();

        selectBtn = new JButton(new ImageIcon(path + "select.gif"));
	selectBtn.setMargin(new Insets(0,0,0,0));
        add(selectBtn);
        selectBtn.setToolTipText("Select nodes");
        selectBtn.addActionListener(this);

        selectAllBtn = new JButton(new ImageIcon(path + "selectAll.gif"));
	selectAllBtn.setMargin(new Insets(0,0,0,0));
        add(selectAllBtn);
        selectAllBtn.setToolTipText("Select all nodes");
        selectAllBtn.addActionListener(this);

        addSeparator();

        collapseBtn = new JButton(new ImageIcon(path + "collapse.gif"));
	collapseBtn.setMargin(new Insets(0,0,0,0));
        add(collapseBtn);
        collapseBtn.setToolTipText("Collapse nodes");
        collapseBtn.addActionListener(this);

        expandBtn = new JButton(new ImageIcon(path + "expand.gif"));
	expandBtn.setMargin(new Insets(0,0,0,0));
        add(expandBtn);
        expandBtn.setToolTipText("Expand nodes");
        expandBtn.addActionListener(this);

        addSeparator();

        hideBtn = new JButton(new ImageIcon(path + "hide.gif"));
	hideBtn.setMargin(new Insets(0,0,0,0));
        add(hideBtn);
        hideBtn.setToolTipText("Hide nodes");
        hideBtn.addActionListener(this);

        showBtn = new JButton(new ImageIcon(path + "show.gif"));
	showBtn.setMargin(new Insets(0,0,0,0));
        add(showBtn);
        showBtn.setToolTipText("Show nodes");
        showBtn.addActionListener(this);
     }

     public void actionPerformed(ActionEvent e)  {
        Object src = e.getSource();
        if ( src == recomputeBtn )
           graph.recompute();
        else if ( src == redrawBtn )
           graph.redraw();
        else if ( src == selectBtn )
           graph.select();
        else if ( src == selectAllBtn )
           graph.selectAll();
        else if ( src == collapseBtn )
           graph.collapse();
        else if ( src == expandBtn )
           graph.expand();
        else if ( src == hideBtn )
           graph.hide();