109 lines
3.4 KiB
Java
109 lines
3.4 KiB
Java
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/*
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File: MyJCheckBoxMenuItem.java
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University of Applied Science Berne,HTA-Biel/Bienne,
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Computer Science Department.
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Diploma thesis J3D Solar System Simulator
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Originally written by Marcel Portner & Bernhard Hari (c) 2000
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CVS - Information :
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$Header: /var/cvsreps/projects/c450/2000/sss3d/source_diploma/sss3d/gui/infobox/MyJCheckBoxMenuItem.java,v 1.7 2000/12/13 13:39:35 portm Exp $
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$Author: portm $
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$Date: 2000/12/13 13:39:35 $
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$State: Exp $
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*/
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package sss3d.gui.infobox;
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import sss3d.contentbranch.CelestialObjectInfo;
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import sss3d.utils.observer.*;
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import java.awt.*;
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import javax.swing.*;
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import javax.vecmath.*;
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import java.awt.event.*;
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import java.applet.*;
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import javax.swing.*;
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import javax.swing.event.*;
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/**
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* MyJCheckBoxMenuItem is a subclass from JCheckBoxMenuItem. It was build to
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* fit our needs for the items inside the menu.
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* @author Marcel Portner & Bernhard Hari
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* @version $Revision: 1.7 $
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*/
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public class MyJCheckBoxMenuItem extends JCheckBoxMenuItem implements ActionListener {
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private JCheckBoxMenuItem cb = null;
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private JMenu jmenu = null; // parent menu
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private String name = ""; // name of this item
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private InfoBox infobox = null; // reference to infobox
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private ObjectsInformation objInfo = null;
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/**
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* Constructor creates a new menu item, based on the parameters given.
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* This constructor must be used to add an information menu item.
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*
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* @param ibox reference to the infobox
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* @param jmenu reference to the parent menu
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* @param text name of the new menu item
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* @param objInfo reference to object information
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*/
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public MyJCheckBoxMenuItem(InfoBox infobox, JMenu jmenu,
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String name, ObjectsInformation objInfo){
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super(name);
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this.name = name;
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this.jmenu = jmenu;
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this.infobox = infobox;
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cb = (JCheckBoxMenuItem) jmenu.add(this);
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cb.setSelected(false);
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cb.setEnabled(true);
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cb.addActionListener(this);
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this.objInfo = objInfo;
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}
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/**
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* Method handles a swing component event. Based on the event it performs
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* the required action.
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*
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* @param e the action event
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*/
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public void actionPerformed(ActionEvent e) {
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JCheckBoxMenuItem cbmi = (JCheckBoxMenuItem)e.getSource();
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String menu = jmenu.getText();
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if(menu.equals("Object Positions")) {
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if(cbmi.isSelected()) {
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CelestialObjectInfo cObjInfo = objInfo.getInfo(name);
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if(cObjInfo != null) {
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infobox.addPosTab( cObjInfo );
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}
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} else {
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CelestialObjectInfo cObjInfo = objInfo.getInfo(name);
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if(cObjInfo != null) {
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infobox.removePosTab( cObjInfo );
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}
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}
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} else if(menu.equals("Object Information")) {
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if(cbmi.isSelected()) {
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CelestialObjectInfo cObjInfo = objInfo.getInfo(name);
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if(cObjInfo != null) {
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infobox.addInfoTab( cObjInfo );
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}
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} else {
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CelestialObjectInfo cObjInfo = objInfo.getInfo(name);
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if(cObjInfo != null) {
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infobox.removeInfoTab( cObjInfo );
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}
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}
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}
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}
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} // end of class MyJCheckBoxMenuItem
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