JPanel 添加 Jcheckbox jcheckbox 太大超出显示

彳卸风 2012-06-21 09:58:10

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怎样为jcheckbox
或者 JPanel添加滚动条有图片的但是这里加不上

有人会做吗
Under1 = new JPanel();
Under1.setLayout(new FlowLayout(getX(), getY(), 1));
for (JCheckBox checkbox : box.keySet()) {
Under1.add(checkbox);
｝
panel.add(Under1)

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彳卸风 2012-06-22

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[Quote=引用 1 楼的回复:]

jcheckbox.setBounds(x,y,width,height);//横坐标,纵坐标,宽度,高度
[/Quote] 的个数很多而且是通过函数查询添加的无法控制

猴子滴救兵 2012-06-21

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jcheckbox.setBounds(x,y,width,height);//横坐标,纵坐标,宽度,高度

设置X和Y,根据JCheckBox设置颜色，

java 使用swing的样例，eclipse导入maven项目 JFrame JPanel JLabel JRadioButton JCheckBox JButton ActionListener使用小程序

public class Zhuce { public Zhuce() { ZhuceFrame zhuce = new ZhuceFrame(); zhuce.setVisible(true); } public static void main(String args[]){ new Zhuce(); } } class ZhuceFrame extends JFrame { // 框架类 private Toolkit tool; // Abstract Window Toolkit 的所有实际实现的抽象超类查询 API public ZhuceFrame() { setTitle("用户注册"); tool = Toolkit.getDefaultToolkit(); Dimension ds = tool.getScreenSize(); int w = ds.width; int h = ds.height; setBounds((w - 300) / 2, (h - 300) / 2, 300, 400); setResizable(false); ZhucePanel rp = new ZhucePanel(this); add(rp); } } class ZhucePanel extends JPanel implements ActionListener { // 容器类 private JLabel titlelabel, namelabel, pwdlabel1, pwdlabel2, sexlabel, agelabel, classlabel,interestlabel; private JTextField namefield, agefield; private JPasswordField pwdfield1, pwdfield2; private JButton commitbtn, resetbtn, cancelbtn; private JRadioButton rbtn1, rbtn2; private JComboBox combo; private JCheckBox [] jcbArray={new JCheckBox("电脑"),new JCheckBox("音乐"), new JCheckBox("旅游"),new JCheckBox("购物"),new JCheckBox("运动"),new JCheckBox("其他")}; private Vector v; private GridBagLayout gbl; private GridBagConstraints gbc; private JPanel panel; private Box box;

import java.awt.*; import java.awt.event.*; import java.applet.*; import javax.swing.ImageIcon; import javax.swing.*; import java.lang.*; import java.sql.*; class Imagecanvas extends Canvas { Toolkit tool; Image Im; Imagecanvas() { setSize(360, 50); tool = getToolkit(); Im = tool.getImage("dj.jpg"); } public void paint(Graphics g) { g.drawImage(Im, 0, 0, 360, 50, this); } } class QqBorder1 extends JFrame implements ActionListener { Choice cho; QqBorder1() { super("QQ2010"); setSize(360, 260); setLocation(250, 120); setResizable(false); Container c = getContentPane(); FlowLayout layout = new FlowLayout(FlowLayout.CENTER); JPanel p1 = new JPanel(); JPanel p2 = new JPanel(); JPanel p3 = new JPanel(); cho = new Choice(); cho.add("在线"); cho.add("隐身"); cho.add("离线"); cho.add("忙碌"); cho.add("请勿打扰"); Imagecanvas canvas1 = new Imagecanvas(); p1.setSize(360, 50); p1.add(canvas1); TextField username = new TextField(25); TextField password = new TextField(25); password.setEchoChar('*'); JButton btrystu = new JButton("登陆"); JButton sezhi = new JButton("设置"); JCheckBox check1 = new JCheckBox("记住密码"); JCheckBox check2 = new JCheckBox("自动登陆"); // p1.setSize(360, 200); JPanel p21 = new JPanel(); JPanel p22 = new JPanel(); p21.add(new JLabel("账号：")); p21.add(username); p21.add(new JLabel("注册新账号")); // p21.add(new JLabel(" ")); p21.add(new JLabel("密码：")); p21.add(password); p21.add(new JLabel(" 找回密码 ")); p22.add(new JLabel("状态:")); p22.add(new JLabel(" ")); p22.add(cho); p22.add(check1); p22.add(check2); p22.add(new JLabel(" ")); p2.add(p21); p2.add(p22); p2.setBounds(100, 300, 200, 300); p2.setLayout(new GridLayout(2, 1, 10, 10)); p3.add(sezhi); p3.add(new JLabel(" ")); p3.add(btrystu); add(BorderLayout.NORTH, p1); add(BorderLayout.CENTER, p2); add(BorderLayout.SOUTH, p3); this.setVisible(true); } public void actionPerformed(ActionEvent e) { } } public class QqBorder { }

聊天小程序，带源文件及说明，public class ChatRoom extends Thread implements ActionListener { static JFrame frmChat; JPanel pnlChat; JButton btnCls,btnExit,btnSend,btnClear,btnSave,btnTimer,btnSendFile,btnBrowse; JLabel lblUserList,lblUserMessage,lblSendMessage,lblChatUser; JLabel lblUserTotal,lblCount,lblBack,lblFile; JTextField txtMessage,txtFile; java.awt.List lstUserList; TextArea taUserMessage; JComboBox cmbUser; JCheckBox chPrivateChat; String strServerIp,strLoginName; Thread thread; JMenuBar mbChat; JMenu mnuSystem,mnuHelp; JMenuItem mnuiCls,mnuiSave,mnuiClock,mnuiExit,mnuiContent,mnuiIndex,mnuiAbout; //用于将窗口用于定位 Dimension scrnsize; Toolkit toolkit=Toolkit.getDefaultToolkit(); //构造方法

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