logindialog.java

来自「开源项目openfire的完整源程序」· Java 代码 · 共 1,189 行 · 第 1/4 页

                            GridBagConstraints.WEST, GridBagConstraints.HORIZONTAL, new Insets(5, 5, 5, 5), 0, 0));
            add(savePasswordBox,
                    new GridBagConstraints(1, 5, 2, 1, 1.0, 0.0,
                            GridBagConstraints.WEST, GridBagConstraints.HORIZONTAL, new Insets(5, 5, 0, 5), 0, 0));
            add(autoLoginBox,
                    new GridBagConstraints(1, 6, 2, 1, 1.0, 0.0,
                            GridBagConstraints.EAST, GridBagConstraints.HORIZONTAL, new Insets(5, 5, 0, 5), 0, 0));

            // Add button but disable the login button initially
            savePasswordBox.addActionListener(this);
            autoLoginBox.addActionListener(this);


            if (!"true".equals(Default.getString(Default.ACCOUNT_DISABLED))) {
                buttonPanel.add(createAccountButton,
                        new GridBagConstraints(1, 0, 1, 1, 0.0, 0.0,
                                GridBagConstraints.EAST, GridBagConstraints.HORIZONTAL, new Insets(5, 5, 0, 5), 0, 0));
            }
            buttonPanel.add(advancedButton,
                    new GridBagConstraints(2, 0, 1, 1, 0.0, 0.0,
                            GridBagConstraints.EAST, GridBagConstraints.HORIZONTAL, new Insets(5, 5, 0, 5), 0, 0));
            buttonPanel.add(loginButton,
                    new GridBagConstraints(3, 0, 4, 1, 1.0, 0.0,
                            GridBagConstraints.EAST, GridBagConstraints.NONE, new Insets(5, 5, 0, 5), 0, 0));

            cardPanel.add(buttonPanel, BUTTON_PANEL);

            cardPanel.setOpaque(false);
            buttonPanel.setOpaque(false);

            ImageIcon icon = new ImageIcon(getClass().getClassLoader().getResource("images/ajax-loader.gif"));
            progressBar.setIcon(icon);
            cardPanel.add(progressBar, PROGRESS_BAR);


            add(cardPanel, new GridBagConstraints(0, 8, 4, 1,
                    1.0, 1.0, GridBagConstraints.SOUTH, GridBagConstraints.HORIZONTAL,
                    new Insets(2, 2, 2, 2), 0, 0));
            loginButton.setEnabled(false);

            // Add KeyListener
            usernameField.addKeyListener(this);
            passwordField.addKeyListener(this);
            serverField.addKeyListener(this);

            passwordField.addFocusListener(this);
            usernameField.addFocusListener(this);
            serverField.addFocusListener(this);

            // Add ActionListener
            quitButton.addActionListener(this);
            loginButton.addActionListener(this);
            advancedButton.addActionListener(this);

            // Make same size
            GraphicUtils.makeSameSize(usernameField, passwordField);

            // Set progress bar description
            progressBar.setText(Res.getString("message.autenticating"));
            progressBar.setVerticalTextPosition(JLabel.BOTTOM);
            progressBar.setHorizontalTextPosition(JLabel.CENTER);
            progressBar.setHorizontalAlignment(JLabel.CENTER);

            // Set Resources
            ResourceUtils.resLabel(usernameLabel, usernameField, Res.getString("label.username"));
            ResourceUtils.resLabel(passwordLabel, passwordField, Res.getString("label.password"));
            ResourceUtils.resButton(quitButton, Res.getString("button.quit"));
            ResourceUtils.resButton(loginButton, Res.getString("title.login"));
            ResourceUtils.resButton(advancedButton, Res.getString("button.advanced"));

            // Load previous instances
            String userProp = localPref.getUsername();
            String serverProp = localPref.getServer();

            if (userProp != null && serverProp != null) {
                usernameField.setText(StringUtils.unescapeNode(userProp));
                serverField.setText(serverProp);
                serverNameLabel.setText(serverProp);
            }

            // Check Settings
            if (localPref.isSavePassword()) {
                String encryptedPassword = localPref.getPassword();
                if (encryptedPassword != null) {
                    String password = Encryptor.decrypt(encryptedPassword);
                    passwordField.setText(password);
                }
                savePasswordBox.setSelected(true);
                loginButton.setEnabled(true);
            }
            autoLoginBox.setSelected(localPref.isAutoLogin());
            useSSO(localPref.isSSOEnabled());
            if (autoLoginBox.isSelected()) {
                savePasswordBox.setEnabled(false);
                autoLoginBox.setEnabled(false);
                validateLogin();
                return;
            }

            // Handle arguments
            String username = Spark.getArgumentValue("username");
            String password = Spark.getArgumentValue("password");
            String server = Spark.getArgumentValue("server");

            if (username != null) {
                usernameField.setText(username);
            }

            if (password != null) {
                passwordField.setText(password);
            }

            if (server != null) {
                serverField.setText(server);
            }

            if (username != null && server != null && password != null) {
                savePasswordBox.setEnabled(false);
                autoLoginBox.setEnabled(false);
                validateLogin();
            }

            createAccountButton.addActionListener(this);

            final String lockedDownURL = Default.getString(Default.HOST_NAME);
            if (ModelUtil.hasLength(lockedDownURL)) {
                serverField.setEnabled(false);
                serverField.setText(lockedDownURL);
            }


        }

        /**
         * Returns the username the user defined.
         *
         * @return the username.
         */
        private String getUsername() {
            return StringUtils.escapeNode(usernameField.getText().trim());
        }

        /**
         * Returns the password specified by the user.
         *
         * @return the password.
         */
        private String getPassword() {
            return new String(passwordField.getPassword());
        }

        /**
         * Returns the server name specified by the user.
         *
         * @return the server name.
         */
        private String getServerName() {
            return serverField.getText().trim();
        }

        /**
         * ActionListener implementation.
         *
         * @param e the ActionEvent
         */
        public void actionPerformed(ActionEvent e) {

            if (e.getSource() == quitButton) {
                quitLogin();
            }
            else if (e.getSource() == createAccountButton) {
                AccountCreationWizard createAccountPanel = new AccountCreationWizard();
                createAccountPanel.invoke(loginDialog);

                if (createAccountPanel.isRegistered()) {
                    usernameField.setText(createAccountPanel.getUsername());
                    passwordField.setText(createAccountPanel.getPassword());
                    serverField.setText(createAccountPanel.getServer());
                    loginButton.setEnabled(true);
                }
            }
            else if (e.getSource() == loginButton) {
                validateLogin();
            }
            else if (e.getSource() == advancedButton) {
                final LoginSettingDialog loginSettingsDialog = new LoginSettingDialog();
                loginSettingsDialog.invoke(loginDialog);
                useSSO(localPref.isSSOEnabled());
            }
            else if (e.getSource() == savePasswordBox) {
                autoLoginBox.setEnabled(savePasswordBox.isSelected());

                if (!savePasswordBox.isSelected()) {
                    autoLoginBox.setSelected(false);
                }
            }
            else if (e.getSource() == autoLoginBox) {
                if (autoLoginBox.isSelected()) {
                    savePasswordBox.setSelected(true);
                }
            }
        }

        /**
         * KeyListener implementation.
         *
         * @param e the KeyEvent to process.
         */
        public void keyTyped(KeyEvent e) {
            validate(e);
        }

        public void keyPressed(KeyEvent e) {

            // Do nothing.
        }

        public void keyReleased(KeyEvent e) {
            validateDialog();
        }

        /**
         * Checks the users input and enables/disables the login button depending on state.
         */
        private void validateDialog() {
            loginButton.setEnabled(ModelUtil.hasLength(getUsername()) && ModelUtil.hasLength(getPassword())
                    && ModelUtil.hasLength(getServerName()));
        }

        /**
         * Validates key input.
         *
         * @param e the keyEvent.
         */
        private void validate(KeyEvent e) {
            if (loginButton.isEnabled() && e.getKeyChar() == KeyEvent.VK_ENTER) {
                validateLogin();
            }
        }

        public void focusGained(FocusEvent e) {
            Object o = e.getSource();
            if (o instanceof JTextComponent) {
                ((JTextComponent)o).selectAll();
            }
        }

        public void focusLost(FocusEvent e) {
        }

        /**
         * Enables/Disables the editable components in the login screen.
         *
         * @param editable true to enable components, otherwise false to disable.
         */
        private void enableComponents(boolean editable) {

            // Need to set both editable and enabled for best behavior.
            usernameField.setEditable(editable);
            usernameField.setEnabled(editable);

            passwordField.setEditable(editable);
            passwordField.setEnabled(editable);

            serverField.setEditable(editable);
            serverField.setEnabled(editable);

            if (editable) {
                // Reapply focus to username field
                passwordField.requestFocus();
            }
        }

        /**
         * Displays the progress bar.
         *
         * @param visible true to display progress bar, false to hide it.
         */
        private void setProgressBarVisible(boolean visible) {
            if (visible) {
                cardLayout.show(cardPanel, PROGRESS_BAR);
                // progressBar.setIndeterminate(true);
            }
            else {
                cardLayout.show(cardPanel, BUTTON_PANEL);
            }
        }

        /**
         * Validates the users login information.
         */
        private void validateLogin() {
            final SwingWorker loginValidationThread = new SwingWorker() {
                public Object construct() {

                    boolean loginSuccessfull = login();
                    if (loginSuccessfull) {
                        progressBar.setText(Res.getString("message.connecting.please.wait"));