viewpanel.java

该系统是一个基于p2p的即时聊天系统

        level3.setText(optionalInfoPanel.getCountry());
        level2.addContent(level3);
        level3 = new Element("Province");
        level3.setText(optionalInfoPanel.getProvince());
        level2.addContent(level3);
        level3 = new Element("City");
        level3.setText(optionalInfoPanel.getCity());
        level2.addContent(level3);
        level3 = new Element("Telephone");
        level3.setText(optionalInfoPanel.getTelephone());
        level2.addContent(level3);
        level3 = new Element("Email");
        level3.setText(optionalInfoPanel.getEmail());
        level2.addContent(level3);
        level3 = new Element("Address");
        level3.setText(optionalInfoPanel.getAddress());
        level2.addContent(level3);
        level3 = new Element("Postalcode");
        level3.setText(optionalInfoPanel.getPostalcode());
        level2.addContent(level3);
        level3 = new Element("Homepage");
        level3.setText(optionalInfoPanel.getHomepage());
        level2.addContent(level3);
        level3 = new Element("Remark");
        level3.setText(optionalInfoPanel.getRemark());
        level2.addContent(level3);
        level2 = new Element("Friends");
        level1.addContent(level2);
        List friends = FriendPanel.getInstance().getAllFriends();
        for (int i = 0; i < friends.size(); i++) {
            level3 = new Element("Friend");
            level3.setAttribute("id", friends.get(i).toString());
            level2.addContent(level3);
        }
        return new Document(request);
    }
    /**
     * 激活按钮
     */
    private void activateActions() {
        if (getUserID().length() > 0) {
            ResetInfoAction.getInstance().setEnabled(true);
            UpdateInfoAction.getInstance().setEnabled(true);
        }
    }
    /*------------------------------------------------------------------------*
     *                                 内部类                                 *
     *------------------------------------------------------------------------*/
    /**
     * 工具栏面板
     */
    class Toolbar extends JPanel {
        /**
         * Create a new instance of this class
         */
        public Toolbar() {
            super(new FlowLayout(FlowLayout.CENTER, 5, 0));
            //编辑
            JButton button = new JButton(UpdateInfoAction.getInstance());
            button.setIcon(ImageShop.EDIT_IMAGEICON);
            button.addMouseListener(new SBChanger(
                UpdateInfoAction.getInstance().getHintInfo(), false));
            add(button);
            //重置
            button = new JButton(ResetInfoAction.getInstance());
            button.setIcon(ImageShop.RESET_IMAGEICON);
            button.addMouseListener(new SBChanger(
                ResetInfoAction.getInstance().getHintInfo(), false));
            add(button);
        }
    }
    /**
     * 基本信息面板
     */
    class BasicInfoPanel extends JPanel implements DocumentListener {
        /**
         * ID文本框
         */
        private JTextField idTextField;
        /**
         * 昵称文本框
         */
        private JTextField nicknameTextField;
        /**
         * 密码文本框
         */
        private JPasswordField passwordField;
        /**
         * Create a new instance of this class
         */
        public BasicInfoPanel() {
            super(new GridBagLayout());
            //ID标签
            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(5, 10, 0, 0),
                //ipadx, ipady
                0, 0);
            add(new JLabel("ID："), constraints);
            //ID文本框
            idTextField = new JTextField();
            idTextField.setEditable(false);
            constraints.gridx = 1;
            constraints.gridwidth = GridBagConstraints.REMAINDER;
            constraints.weightx = 1.0;
            constraints.fill = GridBagConstraints.HORIZONTAL;
            constraints.insets = new Insets(5, 0, 0, 10);
            add(idTextField, constraints);
            //昵称标签
            constraints.gridx = 0;
            constraints.gridy = 1;
            constraints.gridwidth = 1;
            constraints.weightx = 0.0;
            constraints.fill = GridBagConstraints.NONE;
            constraints.insets = new Insets(5, 10, 0, 0);
            add(new JLabel("昵称："), constraints);
            //昵称文本框
            nicknameTextField = new JTextField();
            nicknameTextField.getDocument().addDocumentListener(this);
            constraints.gridx = 1;
            constraints.gridwidth = GridBagConstraints.REMAINDER;
            constraints.weightx = 1.0;
            constraints.fill = GridBagConstraints.HORIZONTAL;
            constraints.insets = new Insets(5, 0, 0, 10);
            add(nicknameTextField, constraints);
            //密码标签
            constraints.gridx = 0;
            constraints.gridy = 2;
            constraints.gridwidth = 1;
            constraints.weightx = 0.0;
            constraints.weighty = 1.0;
            constraints.fill = GridBagConstraints.NONE;
            constraints.insets = new Insets(5, 10, 0, 0);
            add(new JLabel("密码："), constraints);
            //密码文本框
            passwordField = new JPasswordField();
            passwordField.getDocument().addDocumentListener(this);
            constraints.gridx = 1;
            constraints.gridwidth = GridBagConstraints.REMAINDER;
            constraints.weightx = 1.0;
            constraints.fill = GridBagConstraints.HORIZONTAL;
            constraints.insets = new Insets(5, 0, 5, 10);
            add(passwordField, constraints);
        }
        /**
         * 返回ID
         *
         * @return ID
         */
        public String getID() {
            return idTextField.getText().trim();
        }
        /**
         * 返回昵称
         *
         * @return 昵称
         */
        public String getNickname() {
            return nicknameTextField.getText().trim();
        }
        /**
         * 返回密码
         *
         * @return 密码
         */
        public String getPassword() {
            char[] chars = passwordField.getPassword();
            return String.valueOf(chars, 0, chars.length);
        }
        /**
         * 设置显示用户的基本信息
         *
         * @param info 待设置的基本信息
         */
        public void setValue(BasicInfo info) {
            if (info != null) {
                idTextField.setText(info.getID());
                nicknameTextField.setText(info.getNickname());
                passwordField.setText(info.getPassword());
            } else {
                idTextField.setText("");
                nicknameTextField.setText("");
                passwordField.setText("");
            }
        }
        /**
         * 实现DocumentListener接口的方法
         *
         * @param event the document event
         */
        public void changedUpdate(DocumentEvent event) {
            activateActions();
        }
        /**
         * 实现DocumentListener接口的方法
         *
         * @param event the document event
         */
        public void removeUpdate(DocumentEvent event) {
            activateActions();
        }
        /**
         * 实现DocumentListener接口的方法
         *
         * @param event the document event
         */
        public void insertUpdate(DocumentEvent event) {
            activateActions();
        }
    }
    /**
     * 可选信息面板
     */
    class OptionalInfoPanel2 extends OptionalInfoPanel1
        implements DocumentListener, ItemListener {
        /**
         * Create a new instance of this class
         */
        public OptionalInfoPanel2() {
            super();
            addItemListener(this);
            addDocumentListener(this);
        }
        /**
         * 覆盖超类OptionalInfoPanel的方法
         *
         * @param event ChangeEvent对象
         */
        public void stateChanged(ChangeEvent event) {
            super.stateChanged(event);
            activateActions();
        }
        /**
         * 实现DocumentListener接口的方法
         *
         * @param event the document event
         */
        public void changedUpdate(DocumentEvent event) {
            activateActions();
        }
        /**
         * 实现DocumentListener接口的方法
         *
         * @param event the document event
         */
        public void removeUpdate(DocumentEvent event) {
            activateActions();
        }
        /**
         * 实现DocumentListener接口的方法
         *
         * @param event the document event
         */
        public void insertUpdate(DocumentEvent event) {
            activateActions();
        }
        /**
         * 实现ItemListener接口的方法
         *
         * @param event the item event
         */
        public void itemStateChanged(ItemEvent event) {
            activateActions();
        }
    }
}