loginsettingspanel.java

一个类似QQ的在线通讯聊天软件原码,适合初学者参考学习。

  /**
   * (non-Javadoc)
   * @see org.javalib.gui.model.SettingsDisplayPanel#getSaveSettingsErrorTitle()
   */
  public String getSaveSettingsErrorTitle()
  {
    return ((String[]) SettingsDialog.localized.get("messageTitles"))[0];
  }

  /**
   * (non-Javadoc)
   * @see org.javalib.gui.model.SettingsDisplayPanel#hasChanged()
   */
  public boolean hasChanged()
  {
    synchronized (Start.env)
    {
      if (String.valueOf(jPasswordFieldOldPw.getPassword()).equals("")
          && String.valueOf(jPasswordFieldNewPw1.getPassword()).equals("")
          && String.valueOf(jPasswordFieldNewPw2.getPassword()).equals("")
          && ((jCheckBoxAutoLogin.isSelected()
               && jCheckBoxAutoSave.isSelected() && Start.env.getLoginMode() == Oscar.AUTOLOGIN)
              || (!jCheckBoxAutoLogin.isSelected()
                  && jCheckBoxAutoSave.isSelected() && Start.env.getLoginMode() == Oscar.AUTOSAVE) || (!jCheckBoxAutoLogin.isSelected()
                                                                                                       && !jCheckBoxAutoSave.isSelected() && Start.env.getLoginMode() == Oscar.NOAUTO))
          && Start.env.getHost().equals(jTextFieldHost.getText())
          && Start.env.getPort() == wholeNumberFieldPort.getValue())
      {
        return false;
      }
    }
    return true;
  }

  /**
   * (non-Javadoc)
   * @see org.javalib.gui.model.SettingsDisplayPanel#loadSettings()
   */
  public void loadSettings()
  {
    synchronized (Start.env)
    {
      switch (Start.env.getLoginMode())
      {
        case Oscar.AUTOLOGIN:
          this.jCheckBoxAutoLogin.setSelected(true);
          this.jCheckBoxAutoLogin.setEnabled(true);
          this.jCheckBoxAutoSave.setSelected(true);
          this.jCheckBoxAutoSave.setEnabled(false);
          break;
        case Oscar.AUTOSAVE:
          this.jCheckBoxAutoLogin.setSelected(false);
          this.jCheckBoxAutoLogin.setEnabled(false);
          this.jCheckBoxAutoSave.setSelected(true);
          this.jCheckBoxAutoSave.setEnabled(true);
          break;
        case Oscar.NOAUTO:
          this.jCheckBoxAutoLogin.setSelected(false);
          this.jCheckBoxAutoLogin.setEnabled(true);
          this.jCheckBoxAutoSave.setSelected(false);
          this.jCheckBoxAutoSave.setEnabled(true);
          break;
      }
      this.jTextFieldHost.setText(Start.env.getHost());
      this.wholeNumberFieldPort.setValue(Start.env.getPort());
    }
    this.jPasswordFieldOldPw.setText("");
    this.jPasswordFieldNewPw1.setText("");
    this.jPasswordFieldNewPw2.setText("");
  }

  /**
   * (non-Javadoc)
   * @see org.javalib.gui.model.SettingsDisplayPanel#saveSettings()
   */
  public void saveSettings() throws Exception
  {
    String msg, title;
    if (jTextFieldHost.getText().equals(""))
    {
      msg = ((String[]) SettingsDialog.localized.get("errorMessages"))[20];
      title = ((String[]) SettingsDialog.localized.get("messageTitles"))[0];
      JOptionPane.showMessageDialog(parent, msg, title,
                                    JOptionPane.ERROR_MESSAGE);
      return;
    }
    if (wholeNumberFieldPort.getValue() < 1
        || wholeNumberFieldPort.getValue() > 65535)
    {
      msg = ((String[]) SettingsDialog.localized.get("errorMessages"))[2];
      title = ((String[]) SettingsDialog.localized.get("messageTitles"))[0];
      JOptionPane.showMessageDialog(parent, msg, title,
                                    JOptionPane.ERROR_MESSAGE);
      return;
    }
    synchronized (Start.env)
    {
      Start.env.setHost(jTextFieldHost.getText());
      Start.env.setPort((int) wholeNumberFieldPort.getValue());
      // Save login info
      try
      {
        int loginMode;
        String password;
        if (jCheckBoxAutoLogin.isSelected())
        {
          loginMode = Oscar.AUTOLOGIN;
          password = Start.env.getPassword();
        }
        else if (jCheckBoxAutoSave.isSelected())
        {
          loginMode = Oscar.AUTOSAVE;
          password = Start.env.getPassword();
        }
        else
        {
          loginMode = Oscar.NOAUTO;
          password = "";
        }
        CryptFile.write(Default.FOLDER_NAME_HOME + "/"
                        + Start.env.getOwnContact().getContactId() + "/"
                        + Default.FILE_NAME_LOGIN_DATA, new String[]
        {
         Start.env.getHost(),
         String.valueOf(Start.env.getPort()),
         password,
         String.valueOf(loginMode)
        });
        Start.env.setLoginMode(loginMode);
      }
      catch (Exception ex)
      {
        msg = ((String[]) SettingsDialog.localized.get("errorMessages"))[11];
        throw new Exception(msg);
      }
      // Change password
      String oldpw = String.valueOf(jPasswordFieldOldPw.getPassword());
      String newpw1 = String.valueOf(jPasswordFieldNewPw1.getPassword());
      String newpw2 = String.valueOf(jPasswordFieldNewPw2.getPassword());
      if (Start.env.getConnection() != null
          && Start.env.getConnection().isLogged()
          && (!oldpw.equals("") || !newpw1.equals("") || !newpw2.equals("")))
      {
        if (!Start.env.getPassword().equals(oldpw))
        {
          jPasswordFieldOldPw.setText("");
          msg = ((String[]) SettingsDialog.localized.get("errorMessages"))[4];
          throw new Exception(msg);
        }
        if (!newpw1.equals(newpw2))
        {
          jPasswordFieldNewPw1.setText("");
          jPasswordFieldNewPw2.setText("");
          msg = ((String[]) SettingsDialog.localized.get("errorMessages"))[3];
          throw new Exception(msg);
        }
        if (newpw1.length() < Default.MIN_PASSWORD_LEN)
        {
          msg = ((String[]) SettingsDialog.localized.get("errorMessages"))[6];
          throw new Exception(msg);
        }
        int ownID = Integer.parseInt(Start.env.getOwnContact().getContactId());
        final char[] newPw = jPasswordFieldNewPw1.getPassword();
        jPasswordFieldOldPw.setText("");
        jPasswordFieldNewPw1.setText("");
        jPasswordFieldNewPw2.setText("");
        new ChangePasswordRequest(Start.env.getConnection(), ownID, newPw)
        {
          public void onResponse(int success)
          {
            int loginMode;
            String msg, title;
            String password = String.valueOf(newPw);
            if (success != Flag.SUCCESS)
            {
              msg = ((String[]) SettingsDialog.localized.get("errorMessages"))[21];
              title = ((String[]) SettingsDialog.localized.get("messageTitles"))[0];
              JOptionPane.showMessageDialog(parent, msg, title,
                                            JOptionPane.ERROR_MESSAGE);
              return;
            }
            synchronized (Start.env)
            {
              Start.env.setPassword(password);
              try
              {
                if (Start.env.getLoginMode() == Oscar.AUTOLOGIN)
                {
                  loginMode = Oscar.AUTOLOGIN;
                }
                else if (Start.env.getLoginMode() == Oscar.AUTOSAVE)
                {
                  loginMode = Oscar.AUTOSAVE;
                }
                else
                {
                  loginMode = Oscar.NOAUTO;
                  password = "";
                }
                String path = Default.FOLDER_NAME_HOME + "/"
                              + Start.env.getOwnContact().getContactId() + "/"
                              + Default.FILE_NAME_LOGIN_DATA;
                CryptFile.write(path, new String[]
                {
                 Start.env.getHost(),
                 String.valueOf(Start.env.getPort()),
                 password,
                 String.valueOf(loginMode)
                });
                Start.env.setLoginMode(loginMode);
              }
              catch (Exception ex)
              {
                msg = ((String[]) SettingsDialog.localized.get("errorMessages"))[11];
                title = ((String[]) SettingsDialog.localized.get("messageTitles"))[0];
                JOptionPane.showMessageDialog(parent, msg, title,
                                              JOptionPane.ERROR_MESSAGE);
                return;
              }
            }
          }
        };
      }
    }
  }
}