用swing怎么实现相互移动两个list框里的数据？

2009-04-21 11:34:40 195 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

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我现在要实现的一个功能是用swing实现移动两个list框里面的数据，比如选定A框里的一个item，把它移动到B框里或相反。要实现这个功能用什么对象比较好？JList，JComboBox，还是？？

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365810247 2009-07-23

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package com.sea.iframe.ship;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import javax.swing.DefaultListModel;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.border.EtchedBorder;

import com.sea.iframe.others.SeamanLogger;

/**
* 证书选择框
*
* @author cy_小杨
*
*/
public class CertificateJFrame extends JFrame {

private static final long serialVersionUID = 1L;
private final JPanel panelBase = new JPanel();
private final JPanel panelBttom = new JPanel();
private final JButton btnConfirm = new JButton();
private final JButton btnCancel = new JButton();
private final JPanel panelLeft = new JPanel();
private final JPanel panelCenter = new JPanel();
private final JPanel panelRight = new JPanel();
private final JScrollPane scrollPaneLeft = new JScrollPane();
private final JScrollPane scrollPaneRight = new JScrollPane();

private final JButton btnCancelSelect = new JButton();
private final JButton btnSelect = new JButton();

private String[] certificateArray = null;

DefaultListModel leftModel = new DefaultListModel();
DefaultListModel rightMOdel = new DefaultListModel();
private final JList leftList = new JList(leftModel);
private final JList rightList = new JList(rightMOdel);

private AddShipJFrame addShipJFrame;

/**
* 测试
*
* @param args
*/
public static void main(String args[]) {
try {

String[] array = new String[] { "aaa", "ddd", "bbb", "ccc", "eee",
"fff", "ggg", "rrr", "www", "qqq", "yyy", "uuu", "hhh",
"jjj", "kkk", "lll", "mmm", "nnn", "bbb", "vvv" };

AddShipJFrame addShipJFrame = new AddShipJFrame();
CertificateJFrame frame = new CertificateJFrame(array,
addShipJFrame, array);
frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
SeamanLogger.getLogger().debug(e.toString());
}
}

/**
* 构造方法
*/
public CertificateJFrame(String[] certificateArrays,
AddShipJFrame addShipJFrame, String[] selectCertificateArray) {
super();

this.certificateArray = certificateArrays;
this.addShipJFrame = addShipJFrame;

initCertificate(certificateArray, selectCertificateArray);

setBounds(100, 100, 500, 375);
setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
try {
jbInit();
addData();// 注册事件
} catch (Throwable e) {
e.printStackTrace();
SeamanLogger.getLogger().debug(e.toString());
}
}

/**
* 初始化
*
* @throws Exception
*/
private void jbInit() throws Exception {
getContentPane().setLayout(new BorderLayout());
setTitle("选择上船所需证书");
setResizable(false);

getContentPane().add(panelBase, BorderLayout.CENTER);
panelBase.setLayout(null);

panelBase.add(panelLeft);
panelLeft.setBounds(0, 0, 195, 293);
panelLeft.setLayout(new BorderLayout());

panelLeft.add(scrollPaneLeft);

scrollPaneLeft.setViewportView(leftList);

panelBase.add(panelCenter);
panelCenter.setBounds(193, 0, 105, 293);
final FlowLayout flowLayout_1 = new FlowLayout();
flowLayout_1.setVgap(80);
panelCenter.setLayout(flowLayout_1);
panelCenter.setPreferredSize(new Dimension(0, 0));

panelCenter.add(btnSelect);
btnSelect.addActionListener(new BtnSelectActionListener());
btnSelect.setText(" — — > ");

panelCenter.add(btnCancelSelect);
btnCancelSelect.addActionListener(new BtnCancelSelectActionListener());
btnCancelSelect.setText(" < — — ");

panelBase.add(panelRight);
panelRight.setBounds(299, 0, 195, 293);
panelRight.setLayout(new BorderLayout());

panelRight.add(scrollPaneRight);

scrollPaneRight.setViewportView(rightList);

getContentPane().add(panelBttom, BorderLayout.SOUTH);
final FlowLayout flowLayout = new FlowLayout();
flowLayout.setHgap(40);
panelBttom.setLayout(flowLayout);
panelBttom.setPreferredSize(new Dimension(0, 50));
panelBttom.setBorder(new EtchedBorder(EtchedBorder.LOWERED));

panelBttom.add(btnConfirm);
btnConfirm.addActionListener(new BtnConfirmActionListener());
btnConfirm.setText("确定");

panelBttom.add(btnCancel);
btnCancel.addActionListener(new BtnCancelActionListener());
btnCancel.setText("取消");

this.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
}

/**
* 注册事件
*/
private void addData() {
mouseClick(rightList);
mouseClick(leftList);
btnCancelSelect.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
leftItem();
}

});

/**
* 选择
*/
btnSelect.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
rightItem();
}
});
}

/**
* 取得所选择的证书集合
*
* @return 上船必须的证书
*/
public String[] getSelectCertificate() {

Object[] objects = ((DefaultListModel) rightList.getModel()).toArray();

if (objects.length > 0) {

String[] certificate = new String[objects.length];
for (int i = 0; i < objects.length; i++) {
certificate[i] = String.valueOf(objects[i]);
}
return certificate;
} else {
return null;
}

}

/**
* 鼠标双击选择
*
* @param list
* 双击选择的JList
*/
public void mouseClick(final JList list) {
list.addMouseListener(new MouseAdapter() {
public void mouseReleased(MouseEvent e) {
if (e.getClickCount() == 2) {
if (list == leftList) {
rightItem();
} else {
leftItem();
}

}
}
});
}

/**
* 初始化证书
*/
private void initCertificate(String[] certificateArray,
String[] selectCertificateArray) {

for (String certificate : certificateArray) {

((DefaultListModel) leftList.getModel()).addElement(certificate);
}

if (selectCertificateArray != null) {

for (String selectCertificate : selectCertificateArray) {

((DefaultListModel) leftList.getModel())
.removeElement(selectCertificate);

((DefaultListModel) rightList.getModel())
.addElement(selectCertificate);
}
}
}

/**
* 取消所选择的证书
*/
private void leftItem() {
if (rightList.getSelectedIndex() != -1) {
Object o = rightList.getSelectedValue();
((DefaultListModel) rightList.getModel()).remove(rightList
.getSelectedIndex());
((DefaultListModel) leftList.getModel()).addElement(o);
}
}

/**
* 选择证书
*/
private void rightItem() {
if (leftList.getSelectedIndex() != -1) {
Object o = leftList.getSelectedValue();
((DefaultListModel) leftList.getModel()).remove(leftList
.getSelectedIndex());
((DefaultListModel) rightList.getModel()).addElement(o);
}

}

/**
* 确定选择
*
* @author cy_小杨
* @version 1.0
*
*/
private class BtnConfirmActionListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
btnConfirm_actionPerformed(e);
}
}

/**
* 取消选择
*
* @author cy_小杨
* @version 1.0
*
*/
private class BtnCancelActionListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
btnCancel_actionPerformed(e);
}
}

/**
* 选择证书
*
* @author cy_小杨
* @version 1.0
*
*/
private class BtnSelectActionListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
btnSelect_actionPerformed(e);
}
}

/**
* 取消所选择的证书
*
* @author cy_小杨
* @version 1.0
*
*/
private class BtnCancelSelectActionListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
btnCancelSelect_actionPerformed(e);
}
}

/**
* 确定
*
* @param e
*/
protected void btnConfirm_actionPerformed(ActionEvent e) {
String[] arrayCertificate = getSelectCertificate();

if (arrayCertificate != null) {
addShipJFrame.setSelectCertificate(arrayCertificate);
addShipJFrame.certificateID = addShipJFrame.getCertificateID();
}
this.setVisible(false);
}

/**
* 取消
*
* @param e
*/
protected void btnCancel_actionPerformed(ActionEvent e) {
this.dispose();
}

/**
* 选择证书
*
* @param e
*/
protected void btnSelect_actionPerformed(ActionEvent e) {
}

/**
* 取消所选择的证书
*
* @param e
*/
protected void btnCancelSelect_actionPerformed(ActionEvent e) {
}

}

yanghartai 2009-07-14

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JList( View ) + Vector (Data)

GeekZFZ 2009-04-28

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看看完整代码：



import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;



import javax.swing.DefaultListModel;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JList;



public class MyList extends JFrame{

	private static final long serialVersionUID = 1L;

	private JLabel lab1,lab2;

	private JButton but[];

	private JList list1,list2;

	private String str[]={"aa","bb","cc","dd","ee","ff"};

	private DefaultListModel model1,model2;

	

	

	public MyList(){

		super("MyList");

		this.setLayout(null);

		this.setBounds(200,200,500,300);

		//标签lab1

		lab1=new JLabel("list1");

		lab1.setBounds(60,10,50,30);

		this.add(lab1);

		//列表list1

	     model1=new DefaultListModel();

		list1=new JList(model1);

		list1.setBounds(50,50,50,120);

		for(int i=0;i<str.length;i++){

			model1.addElement(str[i]);

		}

		

		this.add(list1);

		//按钮组

		but=new JButton[4];

		but[0]=new JButton(">");

		but[1]=new JButton("<");

		but[2]=new JButton(">>");

		but[3]=new JButton("<<");

		for(int i=0;i<but.length;i++){

			but[i].addActionListener(new Handler());

			but[i].setBounds(150,50+i*32,50,30);

			this.add(but[i]);

		}

		//标签list2

		lab2=new JLabel("list2");

		lab2.setBounds(260,10,50,30);

		this.add(lab2);

		//列表list2

	    model2=new DefaultListModel();

		list2=new JList(model2);

		list2.setBounds(250,50,50,120);

		

		this.add(list2);

		

		

		

		

		this.setVisible(true);

		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

	}

	public static void main(String []args){

		new MyList();

	}

	class Handler implements ActionListener{

		public void actionPerformed(ActionEvent e) {

			if(e.getSource()==but[0]){

				while(!list1.isSelectionEmpty()){

				model2.addElement(list1.getSelectedValue());

				model1.removeElement(list1.getSelectedValue());

				}

				

			}

			if(e.getSource()==but[1]){

				while(!list2.isSelectionEmpty()){

					model1.addElement(list2.getSelectedValue());

					model2.removeElement(list2.getSelectedValue());

				}

			}

			if(e.getSource()==but[2]){

				

                for(int i=0;i<model1.size();i++){

                	model2.addElement(model1.getElementAt(i));

                }

                model1.removeAllElements();

				

			}

		if(e.getSource()==but[3]){

			

            for(int i=0;i<model2.size();i++){

            	model1.addElement(model2.getElementAt(i));

            }

            model2.removeAllElements();

			

		}

			

		}

		

	}



}

njclsc 2009-04-28

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楼上的几位都可以实现 ,好方法

caihang 2009-04-24

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用 jlist。然后就可以了。然后结合vector类

wunan320 2009-04-24

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JList,JComboBox都可以，看界面需要什么控件了。
A、B两个控件。
可以通过按钮的事件，把A选择的item，从A中删除，在B中增加。
也可以用drag，同上。

leeson11111 2009-04-24

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现个JList，加几个按钮。一个add一个remove。

yyc6219869 2009-04-23

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使用JList,加几个按钮，实现点击事件。

shmilycharlene 2009-04-23

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使用两个JList来实现,

写一个ListModel出来,可以继承AbstractListModel类,然后重写其中的方法,这样完全可以实现,注意在JList上添加鼠标事件

用swing怎么实现相互移动两个list框里的数据？

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