Code/Resource
Windows Develop
Linux-Unix program
Internet-Socket-Network
Web Server
Browser Client
Ftp Server
Ftp Client
Browser Plugins
Proxy Server
Email Server
Email Client
WEB Mail
Firewall-Security
Telnet Server
Telnet Client
ICQ-IM-Chat
Search Engine
Sniffer Package capture
Remote Control
xml-soap-webservice
P2P
WEB(ASP,PHP,...)
TCP/IP Stack
SNMP
Grid Computing
SilverLight
DNS
Cluster Service
Network Security
Communication-Mobile
Game Program
Editor
Multimedia program
Graph program
Compiler program
Compress-Decompress algrithms
Crypt_Decrypt algrithms
Mathimatics-Numerical algorithms
MultiLanguage
Disk/Storage
Java Develop
assembly language
Applications
Other systems
Database system
Embeded-SCM Develop
FlashMX/Flex
source in ebook
Delphi VCL
OS Develop
MiddleWare
MPI
MacOS develop
LabView
ELanguage
Software/Tools
E-Books
Artical/Document
RadioButton.java
Package: LWUIT1.3code.rar [view]
Upload User: haobig99
Upload Date: 2022-06-15
Package Size: 369k
Code Size: 5k
Category:
J2ME
Development Platform:
Java
- /*
- * Copyright 2008 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
- package com.sun.lwuit;
- import com.sun.lwuit.geom.Dimension;
- import com.sun.lwuit.plaf.DefaultLookAndFeel;
- import com.sun.lwuit.plaf.LookAndFeel;
- import com.sun.lwuit.plaf.UIManager;
- /**
- * RadioButton is a {@link Button} that maintains a selection state exclusively
- * within a specific {@link ButtonGroup}
- *
- * @author Chen Fishbein
- */
- public class RadioButton extends Button {
- private boolean selected= false;
- /**
- * The group in which this button is a part
- */
- private ButtonGroup group;
- /**
- * Constructs a radio with the given text
- *
- * @param text to display next to the button
- */
- public RadioButton(String text) {
- this(text, null);
- }
- /**
- * Creates an empty radio button
- */
- public RadioButton() {
- this("");
- }
- /**
- * Constructs a radio with the given icon
- *
- * @param icon icon to show next to the button
- */
- public RadioButton(Image icon) {
- this("", icon);
- }
- /**
- * Constructs a radio with the given text and icon
- *
- * @param text to display next to the button
- * @param icon icon to show next to the button
- */
- public RadioButton(String text,Image icon) {
- super(text,icon);
- setUIID("RadioButton");
- }
- /**
- * @inheritDoc
- */
- public String toString() {
- return "Radio Button " + getText();
- }
- int getAvaliableSpaceForText() {
- LookAndFeel l = UIManager.getInstance().getLookAndFeel();
- if(l instanceof DefaultLookAndFeel) {
- Image[] rButtonImages = ((DefaultLookAndFeel)l).getRadioButtonImages();
- if (rButtonImages != null) {
- int index = isSelected() ? 1 : 0;
- return super.getAvaliableSpaceForText() - rButtonImages[index].getWidth();
- }
- }
- return super.getAvaliableSpaceForText() - (getHeight() + getGap());
- }
- /**
- * Returns true if the radio button is selected
- *
- * @return true if the radio button is selected
- */
- public boolean isSelected() {
- return selected;
- }
- void setSelectedImpl(boolean selected) {
- this.selected = selected;
- repaint();
- }
- /**
- * Selects the current radio button
- *
- * @param selected value for selection
- */
- public void setSelected(boolean selected) {
- setSelectedImpl(selected);
- if(group != null && selected) {
- group.setSelected(this);
- }
- }
- /**
- * @inheritDoc
- */
- void released() {
- // prevent the radio button from being "turned off"
- if(!isSelected()) {
- setSelected(true);
- }
- super.released();
- }
- /**
- * @inheritDoc
- */
- public void paint(Graphics g) {
- UIManager.getInstance().getLookAndFeel().drawRadioButton(g, this);
- }
- /**
- * @inheritDoc
- */
- protected Dimension calcPreferredSize(){
- return UIManager.getInstance().getLookAndFeel().getRadioButtonPreferredSize(this);
- }
- /**
- * Setting a new button group
- *
- * @param group a new button group
- */
- void setGroup(ButtonGroup group) {
- this.group = group;
- }
- /**
- * @inheritDoc
- */
- void fireActionEvent() {
- if(group != null) {
- group.setSelected(this);
- }
- super.fireActionEvent();
- }
- }