addedusers.java

局域网聊天工具,学习java桌面应用程序的好例子,(代传)

/*
 * AddedUsers.java
 *
 * Created on 2008年10月28日, 下午1:50
 */

package ipmsg.gui;

import ipmsg.etc.UtilityGlobal;
import ipmsg.etc.GlobalVar;

/**
 *
 * @author  Noeru
 */
public class AddedUsers extends javax.swing.JFrame {

    /** Creates new form AddedUsers */
    public AddedUsers() {
        GlobalVar.WINDOW_REG.add("addedUser");
        initComponents();
        this.setTitle("管理好友");
        this.guiManual.setListData(GlobalVar.ADDED_USER);
        this.refreshGui("当前共有 "+GlobalVar.ADDED_USER.size()+
                " 好友！");
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jPanel4 = new javax.swing.JPanel();
        jButton2 = new javax.swing.JButton();
        jButton3 = new javax.swing.JButton();
        jButton4 = new javax.swing.JButton();
        jPanel1 = new javax.swing.JPanel();
        jScrollPane1 = new javax.swing.JScrollPane();
        guiManual = new javax.swing.JList();
        jPanel3 = new javax.swing.JPanel();
        jTextField1 = new javax.swing.JTextField();
        jButton1 = new javax.swing.JButton();
        warning = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.DO_NOTHING_ON_CLOSE);
        setMinimumSize(new java.awt.Dimension(314, 452));
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                formWindowClosing(evt);
            }
        });

        jButton2.setText("删除");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });

        jButton3.setText("清空");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });

        jButton4.setText("关闭");
        jButton4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton4ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jPanel4Layout = new javax.swing.GroupLayout(jPanel4);
        jPanel4.setLayout(jPanel4Layout);
        jPanel4Layout.setHorizontalGroup(
            jPanel4Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel4Layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(jButton4)
                .addContainerGap())
            .addGroup(jPanel4Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel4Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jButton3, javax.swing.GroupLayout.Alignment.TRAILING)
                    .addComponent(jButton2, javax.swing.GroupLayout.Alignment.TRAILING))
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        jPanel4Layout.setVerticalGroup(
            jPanel4Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel4Layout.createSequentialGroup()
                .addContainerGap(249, Short.MAX_VALUE)
                .addComponent(jButton2)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jButton3)
                .addGap(18, 18, 18)
                .addComponent(jButton4)
                .addContainerGap())
        );

        getContentPane().add(jPanel4, java.awt.BorderLayout.LINE_END);

        jPanel1.setBorder(javax.swing.BorderFactory.createTitledBorder("好友列表"));

        jScrollPane1.setViewportView(guiManual);

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 213, Short.MAX_VALUE)
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 323, Short.MAX_VALUE)
        );

        getContentPane().add(jPanel1, java.awt.BorderLayout.CENTER);

        jPanel3.setBorder(javax.swing.BorderFactory.createTitledBorder("添加"));

        jTextField1.setText("在此输入ip");
        jTextField1.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mousePressed(java.awt.event.MouseEvent evt) {
                jTextField1MousePressed(evt);
            }
        });

        jButton1.setText("添加");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout jPanel3Layout = new javax.swing.GroupLayout(jPanel3);
        jPanel3.setLayout(jPanel3Layout);
        jPanel3Layout.setHorizontalGroup(
            jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel3Layout.createSequentialGroup()
                .addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 217, Short.MAX_VALUE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jButton1)
                .addContainerGap())
        );
        jPanel3Layout.setVerticalGroup(
            jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                .addComponent(jButton1)
                .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
        );

        getContentPane().add(jPanel3, java.awt.BorderLayout.PAGE_START);

        warning.setText(" 状态栏");
        getContentPane().add(warning, java.awt.BorderLayout.PAGE_END);

        java.awt.Dimension screenSize = java.awt.Toolkit.getDefaultToolkit().getScreenSize();
        setBounds((screenSize.width-314)/2, (screenSize.height-452)/2, 314, 452);
    }// </editor-fold>//GEN-END:initComponents

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
// TODO add your handling code here:
    if (this.guiManual.getSelectedValues().length == 0) {
        this.warning.setText("请选择好友记录！");
        return;
    }
    int tmpSelected[] = this.guiManual.getSelectedIndices();
    for (int i = tmpSelected.length - 1; i >= 0; i--) {
        GlobalVar.ADDED_USER.remove(tmpSelected[i]);
    }
    this.refreshGui("删除 "+tmpSelected.length+" 个好友！");
}//GEN-LAST:event_jButton2ActionPerformed

private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
// TODO add your handling code here:  
    if (!UtilityGui.confirm(this, "清空好友", "您确定要清空好友列表？")) {
        return;
    }   
    GlobalVar.ADDED_USER.clear();
    this.refreshGui("您清空了好友列表");
}//GEN-LAST:event_jButton3ActionPerformed

private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
// TODO add your handling code here:
    this.exit();
}//GEN-LAST:event_jButton4ActionPerformed

private void jTextField1MousePressed(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_jTextField1MousePressed
// TODO add your handling code here:
    this.jTextField1.setText("");
}//GEN-LAST:event_jTextField1MousePressed

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
// TODO add your handling code here:
    String tmpIp =jTextField1.getText().trim();
    this.jTextField1.setText("在此输入ip");
    
    if (tmpIp == null || tmpIp.equals("")) {
        this.warning.setText("请输入好友ip地址！");
        return;
    }
    if (!UtilityGlobal.isIP(tmpIp)) {
        this.warning.setText("请输入正确的ip地址！");
        return;
    }
    if (GlobalVar.ADDED_USER.contains(tmpIp)) {
        this.warning.setText("该IP地址已经存在于好友列表！");
        return;
    }
    GlobalVar.ADDED_USER.add(tmpIp);
    this.refreshGui("将好友 \"" + tmpIp + " \"添加至好友列表！");
}//GEN-LAST:event_jButton1ActionPerformed

private void formWindowClosing(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_formWindowClosing
// TODO add your handling code here:
    this.exit();
}//GEN-LAST:event_formWindowClosing

    /**
    * @param args the command line arguments
    */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new AddedUsers().setVisible(true);
            }
        });
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JList guiManual;
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel3;
    private javax.swing.JPanel jPanel4;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextField jTextField1;
    private javax.swing.JLabel warning;
    // End of variables declaration//GEN-END:variables

    private void refreshGui(String str){
        this.guiManual.setListData(GlobalVar.ADDED_USER);
        this.warning.setText(str);
    }
    
    private void exit(){
        GlobalVar.WINDOW_REG.remove("addedUser");
        this.dispose();
    }
}