source: src/main/java/negotiator/parties/EnterBidDialog2.java@ 209

package negotiator.parties;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.Frame;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.JTextArea;
import javax.swing.WindowConstants;

import genius.core.AgentID;
import genius.core.Bid;
import genius.core.actions.Accept;
import genius.core.actions.EndNegotiation;
import genius.core.actions.Offer;
import genius.core.exceptions.Warning;
import genius.core.parties.NegotiationParty;
import genius.core.utility.AdditiveUtilitySpace;

/**
 * Ask user to enter bid details. Modal dialog. only works with
 * {@link AdditiveUtilitySpace}
 * 
 * @author W.Pasman
 */
public class EnterBidDialog2 extends JDialog implements EnterBidDialogInterface {

        // we have some whitespace in the buttons,
        // that makes nicer buttons and also artificially increases the window size.
        public static final String DO_BID = "       Do Bid       ";
        public static final String END_NEGOTIATION = "End Negotiation";
        public static final String ACCEPT = " Accept Opponent Bid ";

        private static final long serialVersionUID = -8582527630534972700L;
        private NegoInfo negoinfo; // the table model
        private genius.core.actions.Action selectedAction;
        private NegotiationParty party;
        private JTextArea negotiationMessages = new JTextArea("NO MESSAGES YET");
        private JButton buttonAccept = button(ACCEPT);
        private JButton buttonEnd = button(END_NEGOTIATION);
        private JButton buttonBid = button(DO_BID);
        private JPanel buttonPanel = new JPanel();
        private JTable BidTable;
        private Bid lastOppBid;
        private AgentID partyID;

        /**
         * Create dialog but do not yet show it. Call {@link #setVisible(boolean)}
         * to show.
         * 
         * @param party
         * @param parent
         * @param modal
         * @param us
         * @param lastOppBid
         *            last oppponent bid that can be accepted, or null if no such
         *            bid.
         * @throws Exception
         */
        public EnterBidDialog2(NegotiationParty party, AgentID id, Frame parent, boolean modal, AdditiveUtilitySpace us,
                        Bid lastOppBid) throws Exception {
                super(parent, modal);
                this.party = party;
                this.partyID = id;
                this.lastOppBid = lastOppBid;
                negoinfo = new NegoInfo(null, null, us);
                initThePanel();
        }

        private JButton button(String name) {
                JButton button = new JButton(name);
                button.setName(name);
                return button;
        }

        private void initThePanel() {
                if (negoinfo == null)
                        throw new NullPointerException("negoinfo is null");
                Container pane = getContentPane();
                pane.setLayout(new BorderLayout());
                setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
                setTitle("Choose action for party " + partyID.toString());

                // createFrom north field: the message field
                pane.add(negotiationMessages, "North");

                // createFrom center panel: the bid table
                BidTable = new JTable(negoinfo);
                BidTable.setGridColor(Color.lightGray);
                JPanel tablepane = new JPanel(new BorderLayout());
                tablepane.add(BidTable.getTableHeader(), "North");
                tablepane.add(BidTable, "Center");
                pane.add(tablepane, "Center");
                BidTable.setRowHeight(35);

                // createFrom south panel: the buttons:
                buttonPanel.setLayout(new FlowLayout());
                buttonPanel.add(buttonEnd);
                buttonAccept.setEnabled(lastOppBid != null);
                buttonPanel.add(buttonAccept);
                buttonPanel.add(buttonBid);
                pane.add(buttonPanel, "South");
                buttonBid.setSelected(true);

                // set action listeners for the buttons
                buttonBid.addActionListener(new java.awt.event.ActionListener() {
                        public void actionPerformed(java.awt.event.ActionEvent evt) {
                                buttonBidActionPerformed(evt);
                        }
                });
                buttonEnd.addActionListener(new java.awt.event.ActionListener() {
                        public void actionPerformed(java.awt.event.ActionEvent evt) {
                                buttonEndActionPerformed(evt);
                        }
                });
                buttonAccept.addActionListener(new java.awt.event.ActionListener() {
                        public void actionPerformed(java.awt.event.ActionEvent evt) {
                                buttonAcceptActionPerformed(evt);
                        }
                });
                pack(); // pack will do complete layout, getting all cells etc.
        }

        private Bid getBid() {
                Bid bid = null;
                try {
                        bid = negoinfo.getBid();
                } catch (Exception e) {
                        JOptionPane.showMessageDialog(null, "There is a problem with your bid: " + e.getMessage());
                }
                return bid;
        }

        private void buttonBidActionPerformed(java.awt.event.ActionEvent evt) {

                Bid bid = getBid();
                if (bid != null) {
                        selectedAction = new Offer(partyID, bid);
                        setVisible(false);
                }
        }

        private void buttonAcceptActionPerformed(java.awt.event.ActionEvent evt) {
                Bid bid = getBid();
                if (bid != null) {
                        System.out.println("Accept performed");
                        selectedAction = new Accept(partyID, lastOppBid);
                        setVisible(false);
                }
        }

        private void buttonEndActionPerformed(java.awt.event.ActionEvent evt) {
                System.out.println("End Negotiation performed");
                selectedAction = new EndNegotiation(partyID);
                setVisible(false);
        }

        public genius.core.actions.Action askUserForAction(genius.core.actions.Action opponentAction, Bid myPreviousBid,
                        Bid mostRecentOffer) {
                negoinfo.lastAccepted = mostRecentOffer;
                return askUserForAction(opponentAction, myPreviousBid);
        }

        /**
         * This is called by UIAgent repeatedly, to ask for next action.
         * 
         * @param opponentAction
         *            is action done by opponent
         * @param myPreviousBid
         * @return our next negotionat action.
         */
        public genius.core.actions.Action askUserForAction(genius.core.actions.Action opponentAction, Bid myPreviousBid) {

                setTitle("Choose action for party " + partyID.toString());
                if (opponentAction == null) {
                        negotiationMessages.setText("Opponent did not send any action.");
                }
                if (opponentAction instanceof Accept) {
                        negotiationMessages.setText("Opponent accepted your last bid!");
                }
                if (opponentAction instanceof EndNegotiation) {
                        negotiationMessages.setText("Opponent cancels the negotiation.");
                }
                if (opponentAction instanceof Offer) {
                        negotiationMessages.setText("Opponent proposes the following bid:");
                }
                try {
                        negoinfo.setOurBid(myPreviousBid);
                } catch (Exception e) {
                        new Warning("error in askUserForAction:", e, true, 2);
                }

                BidTable.setDefaultRenderer(BidTable.getColumnClass(0), new MyCellRenderer1(negoinfo));
                BidTable.setDefaultEditor(BidTable.getColumnClass(0), new MyCellEditor(negoinfo));

                pack();
                setVisible(true); // this returns only after the panel closes.
                // Wouter: this WILL return normally if Thread is killed, and the
                // ThreadDeath exception will disappear.
                return selectedAction;
        }
}

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