/* * @(#) AddressPanel.java * Copyright 2004 HWStudio. All rights reserved. */package hws.item.smart.panel.function.admin;//導(dǎo)入核心Java類庫import java.awt.Insets;import java.awt.FlowLayout;import java.awt.GridBagLayout;import java.awt.GridBagConstraints;import java.util.List;import java.util.ArrayList;import javax.swing.JLabel;import javax.swing.JPanel;import javax.swing.JTable;import javax.swing.JButton;import javax.swing.JSplitPane;import javax.swing.JScrollPane;import javax.swing.ListSelectionModel;import javax.swing.event.ListSelectionEvent;import javax.swing.event.ListSelectionListener;import javax.swing.table.DefaultTableModel;//導(dǎo)入自定義Java類庫import hws.item.smart.misc.ImageShop;import hws.item.smart.misc.SBChanger;import hws.item.smart.panel.function.admin.misc.OptionalInfoPanel;import hws.item.smart.action.admin.address.StopAddressAction;import hws.item.smart.action.admin.address.StartAddressAction;import hws.item.smart.action.admin.address.RestartAddressAction;import hws.item.smart.utility.chat.OptionalInfo;import hws.item.smart.utility.admin.XMLAccessor;import hws.item.smart.utility.admin.AddressService;/** * 地址服務(wù)面板 * * @version 0.1 2005-08-30 * @author Hwerz */public class AddressPanel extends JPanel {    /*------------------------------------------------------------------------*     *                                屬性定義                                *     *------------------------------------------------------------------------*/    /**     * 該類自身的一個(gè)靜態(tài)引用     */    private static AddressPanel panel;    /**     * 地址信息面板     */    private AddressInfoPanel addressInfoPanel;    /**     * 可選信息面板     */    private OptionalInfoPanel optionalInfoPanel;    /*------------------------------------------------------------------------*     *                                構(gòu)造函數(shù)                                *     *------------------------------------------------------------------------*/    /**     * 構(gòu)造函數(shù)為私有，這樣在整個(gè)運(yùn)行過程中該類就只能有一個(gè)實(shí)例     */    private AddressPanel() {        super(new GridBagLayout());        //啟動(dòng)地址服務(wù)        AddressService.getInstance().start();        //工具欄面板        GridBagConstraints constraints = new GridBagConstraints(            //gridx, gridy            0, 0,            //gridwidth, gridheight            1, 1,            //weightx, weighty            1.0, 0.0,            //anchor            GridBagConstraints.NORTH,            //fill            GridBagConstraints.HORIZONTAL,            //insets            new Insets(5, 0, 0, 0),            //ipadx, ipady            0, 0);        add(new Toolbar(), constraints);        //分割條面板        optionalInfoPanel = new OptionalInfoPanel();        addressInfoPanel = new AddressInfoPanel();        JSplitPane spliter = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, false,            addressInfoPanel, optionalInfoPanel);        spliter.setOneTouchExpandable(true);        spliter.setDividerLocation(200);        constraints.gridy = 1;        constraints.weighty = 1.0;        constraints.fill = GridBagConstraints.BOTH;        constraints.insets = new Insets(5, 5, 5, 5);        add(spliter, constraints);    }    /*------------------------------------------------------------------------*     *                                公共方法                                *     *------------------------------------------------------------------------*/    /**     * 對該類提供的一個(gè)全局訪問點(diǎn)，用來實(shí)例化該對象     *     * @return 該類唯一的一個(gè)實(shí)例     */    public static AddressPanel getInstance() {        if (panel == null) {            panel = new AddressPanel();        }        return panel;    }    /**     * 上線     *     * @param id ID     * @param nickname 昵稱     * @param ip IP地址     */    public void online(String id, String nickname, String ip) {        addressInfoPanel.addRow(id, nickname, ip);    }    /**     * 下線     *     * @param id ID     */    public void offline(String id) {        addressInfoPanel.deleteRow(id);    }    /**     * 返回指定用戶的IP     *     * @param id ID     * @return 指定用戶的IP     */    public String getIP(String id) {        return addressInfoPanel.getIP(id);    }    /**     * 判斷指定的用戶是否在線     *     * @param id ID     * @return 如果指定的用戶在線則返回true，否則返回false     */    public boolean isOnline(String id) {        return addressInfoPanel.isRowExist(id);    }    /**     * 返回所有在線用戶     *     * @return 所有在線用戶     */    public List getAllOnlineUsers() {        return addressInfoPanel.getAllOnlineUsers();    }    /*------------------------------------------------------------------------*     *                                 內(nèi)部類                                 *     *------------------------------------------------------------------------*/    /**     * 工具欄面板     */    class Toolbar extends JPanel {        /**         * Create a new instance of this class         */        public Toolbar() {            super(new FlowLayout(FlowLayout.CENTER, 5, 0));            //啟動(dòng)服務(wù)            JButton button = new JButton(StartAddressAction.getInstance());            button.setIcon(ImageShop.START_IMAGEICON);            button.addMouseListener(new SBChanger(                StartAddressAction.getInstance().getHintInfo(), false));            add(button);            //停止服務(wù)            button = new JButton(StopAddressAction.getInstance());            button.setIcon(ImageShop.STOP_IMAGEICON);            button.addMouseListener(new SBChanger(                StopAddressAction.getInstance().getHintInfo(), false));            add(button);            //重啟服務(wù)            button = new JButton(RestartAddressAction.getInstance());            button.setIcon(ImageShop.RESTART_IMAGEICON);            button.addMouseListener(new SBChanger(                RestartAddressAction.getInstance().getHintInfo(), false));            add(button);        }    }    /**     * 地址信息面板     */    class AddressInfoPanel extends JPanel implements ListSelectionListener {        /**         * 地址信息表格的視圖         */        private JTable addressTable;        /**         * 地址信息表格的模型         */        private DefaultTableModel addressModel;        /**         * Create a new instance of this class         */        public AddressInfoPanel() {            super(new GridBagLayout());            //用戶地址標(biāo)簽            GridBagConstraints constraints = new GridBagConstraints(                //gridx, gridy                0, 0,                //gridwidth, gridheight                1, 1,                //weightx, weighty                0.0, 0.0,                //anchor                GridBagConstraints.NORTHWEST,                //fill                GridBagConstraints.NONE,                //insets                new Insets(0, 5, 0, 0),                //ipadx, ipady                0, 0);            add(new JLabel("用戶地址"), constraints);            //地址信息表格            Object[] header = {"ID", "昵稱", "IP"};            addressModel = new DefaultTableModel();            addressModel.setColumnIdentifiers(header);            addressTable = new JTable(addressModel) {                public boolean isCellEditable(int row, int column) {                    return false;                }            };            addressTable.getSelectionModel().addListSelectionListener(this);            addressTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);            JScrollPane scroller = new JScrollPane(addressTable,                JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,                JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);            constraints.gridy = 1;            constraints.weightx = 1.0;            constraints.weighty = 1.0;            constraints.fill = GridBagConstraints.BOTH;            constraints.insets = new Insets(0, 0, 0, 0);            add(scroller, constraints);        }        /**         * 添加記錄         *         * @param id ID         * @param nickname 昵稱         * @param ip IP地址         */        public void addRow(String id, String nickname, String ip) {            int count = addressModel.getRowCount();            addressModel.addRow(new Object[] {id, nickname, ip});            addressTable.getSelectionModel().setSelectionInterval(count, count);            OptionalInfo info = XMLAccessor.getUser(id).getOptionalInfo();            optionalInfoPanel.setValue(info);        }        /**         * 刪除記錄         *         * @param id ID         */        public void deleteRow(String id) {            for (int i = 0; i < addressModel.getRowCount(); i++) {                if (addressModel.getValueAt(i, 0).equals(id) == true) {                    addressModel.removeRow(i);                    break;                }            }            if (addressModel.getRowCount() > 0) {                addressTable.getSelectionModel().setSelectionInterval(0, 0);            }        }        /**         * 返回指定用戶的IP         *         * @param id ID         * @return 指定用戶的IP         */        public String getIP(String id) {            String ip = null;            int count = addressModel.getRowCount();            for (int i = 0; i < count; i++) {                if (addressModel.getValueAt(i, 0).equals(id) == true) {                    ip = String.valueOf(addressModel.getValueAt(i, 2));                    break;                }            }            return ip;        }        /**         * 判斷指定的用戶是否已經(jīng)存在         *         * @param id 指定用戶的ID         * @return 如果指定的用戶已經(jīng)存在則返回true，否則返回false         */        public boolean isRowExist(String id) {            boolean exist = false;            for (int i = 0; i < addressModel.getRowCount(); i++) {                if (addressModel.getValueAt(i, 0).equals(id) == true) {                    exist = true;                    break;                }            }            return exist;        }        /**         * 返回所有在線用戶         *         * @return 所有在線用戶         */        public List getAllOnlineUsers() {            List users = new ArrayList();            for (int i = 0; i < addressModel.getRowCount(); i++) {                users.add(addressModel.getValueAt(i, 0));            }            return users;        }        /**         * 實(shí)現(xiàn)接口ListSelectionListener的方法         *         * @param event the event that characterizes the change         */        public void valueChanged(ListSelectionEvent event) {            if (addressModel.getRowCount() > 0) {                int row = addressTable.getSelectedRow();                String id = addressModel.getValueAt(row, 0).toString();                OptionalInfo info = XMLAccessor.getUser(id).getOptionalInfo();                optionalInfoPanel.setValue(info);            }        }    }}