www.pudn.com > Java_UML_library.rar > TitleFrame.java

// 
//  Unified Library Application 
//  Case study in Unified Modeling Language Toolkit 
// 
//  TitleFrame.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 TitleFrame extends Frame { 
    private Title current; 
 
	void addButton_Clicked(Event event) { 
		if (Title.findOnName(titleField.getText()) != null) 
		{ 
		    new MessageBox(this,"A Title with that name already exists!"); 
		    return; 
		} 
		if (Title.findOnISBN(isbnField.getText()) != null) 
		{ 
		    new MessageBox(this,"A title with the same isbn/nr field already exists!"); 
		    return; 
		} 
		int type = 0; 
		if (bookButton.getState() == true) 
		    type = Title.TYPE_BOOK; 
		else if (magazineButton.getState() == true) 
		    type = Title.TYPE_MAGAZINE; 
		else 
		{ 
		    new MessageBox(this,"Please give type of title!"); 
		    return; 
		} 
		current = 
		    new Title( 
		        titleField.getText(), 
		        authorField.getText(), 
		        isbnField.getText(), 
		        type); 
		int itemno; 
		if (itemsField.getText().equals("")) 
		    itemno = 0; 
		else 
		    itemno = Integer.valueOf(itemsField.getText()).intValue(); 
		if (itemno > 25) 
	    { 
	        new MessageBox(this, "Maximum number of items is 25!"); 
	        return; 
	    } 
		for (int i = 0; i < itemno; i++) 
		{ 
		    Item it = new Item(current.getObjId(),i+1); 
		    it.store(); 
		    current.addItem(it.getObjId()); 
		} 
		current.store(); 
		titleField.setText(""); 
		authorField.setText(""); 
		isbnField.setText(""); 
		itemsField.setText(""); 
		bookButton.setState(false); 
		magazineButton.setState(false); 
 
	} 
 
	void cancelButton_Clicked(Event event) { 
		dispose(); 
	} 
 
	public TitleFrame() { 
 
		//{{INIT_CONTROLS 
		setLayout(null); 
		addNotify(); 
		resize(insets().left + insets().right + 430,insets().top + insets().bottom + 229); 
		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.reshape(insets().left + 132,insets().top + 24,183,24); 
		add(titleField); 
		authorField = new java.awt.TextField(); 
		authorField.reshape(insets().left + 132,insets().top + 60,183,24); 
		add(authorField); 
		isbnField = new java.awt.TextField(); 
		isbnField.reshape(insets().left + 132,insets().top + 96,183,24); 
		add(isbnField); 
		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); 
		addButton = new java.awt.Button("Insert"); 
		addButton.reshape(insets().left + 348,insets().top + 24,60,24); 
		add(addButton); 
		cancelButton = new java.awt.Button("Close"); 
		cancelButton.reshape(insets().left + 348,insets().top + 192,60,24); 
		add(cancelButton); 
		label3 = new java.awt.Label("Items available"); 
		label3.reshape(insets().left + 12,insets().top + 192,108,24); 
		add(label3); 
		itemsField = new java.awt.TextField(); 
		itemsField.reshape(insets().left + 132,insets().top + 192,36,23); 
		add(itemsField); 
		Group1 = new CheckboxGroup(); 
		bookButton = new java.awt.Checkbox("Book", Group1, false); 
		bookButton.reshape(insets().left + 132,insets().top + 132,108,24); 
		add(bookButton); 
		magazineButton = new java.awt.Checkbox("Magazine", Group1, false); 
		magazineButton.reshape(insets().left + 132,insets().top + 156,108,24); 
		add(magazineButton); 
		label4 = new java.awt.Label("Type"); 
		label4.reshape(insets().left + 12,insets().top + 132,108,24); 
		add(label4); 
		setTitle("Insert Title Window"); 
		//}} 
		bookButton.setState(true); 
		titleField.requestFocus(); 
 
		//{{INIT_MENUS 
		//}} 
	} 
 
	public TitleFrame(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 == addButton && event.id == Event.ACTION_EVENT) { 
			addButton_Clicked(event); 
			return true; 
		} 
		if (event.target == cancelButton && event.id == Event.ACTION_EVENT) { 
			cancelButton_Clicked(event); 
			return true; 
		} 
		return super.handleEvent(event); 
	} 
 
	//{{DECLARE_CONTROLS 
	java.awt.Label titleLabel; 
	java.awt.TextField titleField; 
	java.awt.TextField authorField; 
	java.awt.TextField isbnField; 
	java.awt.Label label1; 
	java.awt.Label label2; 
	java.awt.Button addButton; 
	java.awt.Button cancelButton; 
	java.awt.Label label3; 
	java.awt.TextField itemsField; 
	java.awt.Checkbox bookButton; 
	CheckboxGroup Group1; 
	java.awt.Checkbox magazineButton; 
	java.awt.Label label4; 
	//}} 
 
	//{{DECLARE_MENUS 
	//}} 
}