titleinfowindow.java

数据结构及算法 对于参加ACM的学生有一定帮助 里面有详细的解答

//
//  Unified Library Application
//  Case study in Unified Modeling Language Toolkit
//
//  TitleInfoWindow.java
//
//
//  Copyright (c) 1998 John Wiley & Sons, Inc. All rights reserved.
//  Reproduction or translations of this work beyond that permitted
//  in Section 117 of the 1976 United States Copyright Act without
//  the express written permission of the copyright owner is unlawful.
//  Requests for further information should be addressed to Permissions
//  Department, John Wiley & Sons, Inc. The purchaser may make back-up
//  copies for his/her own use only and not for distribution or resale.
//  The Publisher assumes no responsibility for errors, omissions, or
//  damages, caused by the use of these programs of from the use of the
//  information contained herein.

package ui;
import bo.*;
import util.*;
import java.awt.*;

public class TitleInfoWindow extends Frame implements ResultOfFindTitle {

	void findButton_Clicked(Event event) {
		FindTitleDialog dlg = new FindTitleDialog(this,true);
		dlg.show();
	}

	void okButton_Clicked(Event event) {
		dispose();
	}

    public void resultTitle(ObjId id)
    {
        Title current = Title.getTitle(id);

        titleField.setText(current.getTitle());
        authorField.setText(current.getAuthor());
        isbnField.setText(current.getISBN());
        typeField.setText(current.getTypeAsString());
        reservationsList.clear();
        Reservation reservation;
        int index = 0;
        while ((reservation = current.getReservation(index)) != null)
        {
            reservationsList.addItem(reservation.getBorrower().getLastName());
            index++;
        }

        itemList.clear();
        Item item;
        index = 0;
        while ((item = current.getItem(index)) != null)
        {
            String toadd;
            toadd = " (Item:" + item.getId() + " )";
            if (item.isBorrowed())
                toadd = toadd + ": Borrowed";
            else
                toadd = toadd + ": Free";
            itemList.addItem(toadd);
            index++;
        }

    }
	public TitleInfoWindow() {

		//{{INIT_CONTROLS
		setLayout(null);
		addNotify();
		resize(insets().left + insets().right + 448,insets().top + insets().bottom + 304);
		setFont(new Font("Dialog", Font.PLAIN, 12));
		titleLabel = new java.awt.Label("Title Name");
		titleLabel.reshape(insets().left + 12,insets().top + 24,84,24);
		add(titleLabel);
		titleField = new java.awt.TextField();
		titleField.setEditable(false);
		titleField.reshape(insets().left + 132,insets().top + 24,183,24);
		titleField.setBackground(new Color(12632256));
		add(titleField);
		isbnField = new java.awt.TextField();
		isbnField.setEditable(false);
		isbnField.reshape(insets().left + 132,insets().top + 96,120,24);
		isbnField.setBackground(new Color(12632256));
		add(isbnField);
		authorField = new java.awt.TextField();
		authorField.setEditable(false);
		authorField.reshape(insets().left + 132,insets().top + 60,183,24);
		authorField.setBackground(new Color(12632256));
		add(authorField);
		label1 = new java.awt.Label("ISBN / Nr");
		label1.reshape(insets().left + 12,insets().top + 96,84,24);
		add(label1);
		label2 = new java.awt.Label("Author");
		label2.reshape(insets().left + 12,insets().top + 60,84,24);
		add(label2);
		findButton = new java.awt.Button("Find");
		findButton.reshape(insets().left + 348,insets().top + 24,74,25);
		add(findButton);
		okButton = new java.awt.Button("OK");
		okButton.reshape(insets().left + 348,insets().top + 60,74,25);
		add(okButton);
		itemList = new java.awt.List(0,false);
		add(itemList);
		itemList.reshape(insets().left + 24,insets().top + 216,168,70);
		label8 = new java.awt.Label("Items Available");
		label8.reshape(insets().left + 24,insets().top + 180,132,24);
		add(label8);
		reservationsList = new java.awt.List(0,false);
		add(reservationsList);
		reservationsList.reshape(insets().left + 216,insets().top + 216,216,70);
		label3 = new java.awt.Label("Reservations");
		label3.reshape(insets().left + 216,insets().top + 180,132,24);
		add(label3);
		label4 = new java.awt.Label("Type");
		label4.reshape(insets().left + 12,insets().top + 132,84,24);
		add(label4);
		typeField = new java.awt.TextField();
		typeField.setEditable(false);
		typeField.reshape(insets().left + 132,insets().top + 132,120,24);
		typeField.setBackground(new Color(12632256));
		add(typeField);
		setTitle("Title Information");
		//}}

		//{{INIT_MENUS
		//}}
	}

	public TitleInfoWindow(String title) {
	    this();
	    setTitle(title);
	}

    public synchronized void show() {
    	move(50, 50);
    	super.show();
    }

	public boolean handleEvent(Event event) {
    	if (event.id == Event.WINDOW_DESTROY) {
            dispose();
            return true;
    	}
		if (event.target == findButton && event.id == Event.ACTION_EVENT) {
			findButton_Clicked(event);
			return true;
		}
		if (event.target == okButton && event.id == Event.ACTION_EVENT) {
			okButton_Clicked(event);
			return true;
		}
		return super.handleEvent(event);
	}

	//{{DECLARE_CONTROLS
	java.awt.Label titleLabel;
	java.awt.TextField titleField;
	java.awt.TextField isbnField;
	java.awt.TextField authorField;
	java.awt.Label label1;
	java.awt.Label label2;
	java.awt.Button findButton;
	java.awt.Button okButton;
	java.awt.List itemList;
	java.awt.Label label8;
	java.awt.List reservationsList;
	java.awt.Label label3;
	java.awt.Label label4;
	java.awt.TextField typeField;
	//}}

	//{{DECLARE_MENUS
	//}}
}