Examples with FocusEvent java.awt.event.FocusEvent used on opensource projects

Example 31 with FocusEvent

use of java.awt.event.FocusEvent in project knime-core by knime.

the class LimitRowsPanel method getLimitPanel.

private Container getLimitPanel() {
    m_limitRows = new JCheckBox("Read only the first");
    m_maxNumber = new JTextField();
    m_maxNumber.setColumns(6);
    m_maxNumber.setPreferredSize(new Dimension(125, 25));
    m_maxNumber.setMaximumSize(new Dimension(125, 25));
    m_limitRows.setSelected(false);
    m_maxNumber.setEnabled(false);
    // make sure we always have a valid value. Reject invalid characters.
    m_maxNumber.getDocument().addDocumentListener(new DocumentListener() {

        @Override
        public void removeUpdate(final DocumentEvent e) {
            checkAndFixTextfield();
        }

        @Override
        public void insertUpdate(final DocumentEvent e) {
            checkAndFixTextfield();
        }

        @Override
        public void changedUpdate(final DocumentEvent e) {
            checkAndFixTextfield();
        }
    });
    m_maxNumber.addFocusListener(new FocusListener() {

        @Override
        public void focusLost(final FocusEvent e) {
            if (m_maxNumber.getText().trim().length() == 0) {
                // can't handle no empty strings.
                m_lastValidValue = "0";
                m_maxNumber.setText(m_lastValidValue);
            }
        }

        @Override
        public void focusGained(final FocusEvent e) {
        }
    });
    m_limitRows.addChangeListener(new ChangeListener() {

        @Override
        public void stateChanged(final ChangeEvent e) {
            // en/disable the textfield
            m_maxNumber.setEnabled(m_limitRows.isSelected());
            // also - if the textfield is enabled and empty set a value
            if (m_maxNumber.isEnabled()) {
                if ((m_maxNumber.getText() == null) || (m_maxNumber.getText().trim().length() == 0)) {
                    // set a valid value, so we can safely assume that if there is a value in there it's always valid.
                    m_maxNumber.setText("1000");
                    m_lastValidValue = "1000";
                }
            }
        }
    });
    Box result = Box.createHorizontalBox();
    result.add(m_limitRows);
    result.add(Box.createHorizontalStrut(3));
    result.add(m_maxNumber);
    result.add(Box.createHorizontalStrut(3));
    result.add(new JLabel("table rows from the file."));
    result.add(Box.createHorizontalGlue());
    return result;
}

Example 32 with FocusEvent

use of java.awt.event.FocusEvent in project vcell by virtualcell.

the class DisabledTreeCellEditor method getTreeCellEditorComponent.

@Override
public Component getTreeCellEditorComponent(final JTree tree, Object value, boolean isSelected, boolean expanded, boolean leaf, int row) {
    Component container = super.getTreeCellEditorComponent(tree, value, isSelected, expanded, leaf, row);
    // Note: System.out.println("Components Type: "+containeractually.getClass().getName());
    // was used to show it was container, javax.swing.tree.DefaultTreeCellEditor$EditorContainer
    // getTreeCellEditorComponent(parameters) is called as soon as editing begins
    // also at this time editingComponent != null (aka initialized)
    // so it's a good place to add in a Focus Listener
    editingComponent.addFocusListener(new FocusListener() {

        @Override
        public void focusGained(FocusEvent e) {
        }

        @Override
        public void focusLost(FocusEvent e) {
            tree.stopEditing();
        }
    });
    // (I think the return statement means it's about to be used)
    return container;
}

Example 33 with FocusEvent

use of java.awt.event.FocusEvent in project processdash by dtuma.

the class HttpAuthenticator method getPasswordAuthentication.

@Override
protected PasswordAuthentication getPasswordAuthentication() {
    // only handle "server" auth requests (no proxy support for now)
    if (getRequestorType() != RequestorType.SERVER)
        return null;
    // only handle Data Bridge requests (no support for non-PDES servers)
    if (getRequestingURL().toString().indexOf("/DataBridge/") == -1 && getRequestingURL().toString().indexOf("/api/v1/") == -1)
        return null;
    // find out what state we are presently in.
    determineCurrentState();
    // if we're in a failure state, return no auth data.
    if (state == State.Failed || state == State.Cancelled)
        return null;
    // possibly supply credentials that were stored in the keyring
    if (state == State.Keyring) {
        char[] password = getPasswordFromKeyring(lastUsername);
        if (password != null)
            return new PasswordAuthentication(lastUsername, password);
        else if (lastUsername != null && lastPassword != null)
            return new PasswordAuthentication(lastUsername, mask(lastPassword));
        else
            state = State.UserEntry1;
    }
    // create user interface components to prompt for username and password
    JTextField username = new JTextField(2);
    JPasswordField password = new JPasswordField(2);
    FocusAdapter selectAll = new FocusAdapter() {

        public void focusGained(FocusEvent e) {
            if (e.getComponent() instanceof JTextField) {
                ((JTextField) e.getComponent()).selectAll();
            }
        }
    };
    username.addFocusListener(selectAll);
    password.addFocusListener(selectAll);
    JComponent focus = username;
    if (StringUtils.hasValue(lastUsername)) {
        username.setText(lastUsername);
        focus = password;
    }
    JLabel usernameLabel = new JLabel(resources.getString("Username"), SwingConstants.RIGHT);
    JLabel passwordLabel = new JLabel(resources.getString("Password"), SwingConstants.RIGHT);
    Dimension d = usernameLabel.getPreferredSize();
    d.width = Math.max(d.width, passwordLabel.getPreferredSize().width);
    usernameLabel.setPreferredSize(d);
    passwordLabel.setPreferredSize(d);
    // if "remember me" support is enabled, create a checkbox
    JCheckBox rememberMe = null;
    if (rememberMeDays > 0) {
        rememberMe = new JCheckBox(resources.getString("Remember_Me.Prompt"));
        rememberMe.setToolTipText(resources.format("Remember_Me.Tooltip_FMT", rememberMeDays));
        Font f = rememberMe.getFont();
        f = f.deriveFont(f.getSize2D() * 0.8f);
        rememberMe.setFont(f);
    }
    // prompt the user for credentials
    final String title = (StringUtils.hasValue(this.title) ? this.title : resources.getString("Title"));
    String[] promptLines = resources.formatStrings("Prompt_FMT", getRequestingPrompt());
    Object[] prompt = new Object[promptLines.length];
    System.arraycopy(promptLines, 0, prompt, 0, prompt.length);
    // add a tooltip to the last line of the prompt, indicating the URL
    JLabel promptLabel = new JLabel(promptLines[prompt.length - 1]);
    promptLabel.setToolTipText(getEffectiveURL());
    prompt[prompt.length - 1] = promptLabel;
    final Object[] message = new Object[] { prompt, BoxUtils.vbox(5), BoxUtils.hbox(15, usernameLabel, 5, username), BoxUtils.hbox(15, passwordLabel, 5, password), BoxUtils.hbox(BoxUtils.GLUE, rememberMe), new JOptionPaneTweaker.GrabFocus(focus) };
    final int[] userChoice = new int[1];
    try {
        Runnable r = new Runnable() {

            public void run() {
                userChoice[0] = JOptionPane.showConfirmDialog(parentComponent, message, title, JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE);
            }
        };
        if (SwingUtilities.isEventDispatchThread())
            r.run();
        else
            SwingUtilities.invokeAndWait(r);
    } catch (Exception e) {
    }
    // record metadata about this password request
    lastUrl = getEffectiveURL();
    lastTimestamp = System.currentTimeMillis();
    lastUsername = username.getText().trim();
    prefs.put(prefsKey(LAST_USERNAME), lastUsername);
    if (userChoice[0] == JOptionPane.OK_OPTION) {
        // if the user entered credentials, return them.
        if (rememberMe != null && rememberMe.isSelected())
            savePasswordToKeyring(lastUsername, password.getPassword());
        lastPassword = mask(password.getPassword());
        return new PasswordAuthentication(lastUsername, password.getPassword());
    } else {
        // if the user cancelled the operation, abort.
        state = State.Cancelled;
        return null;
    }
}

Example 34 with FocusEvent

use of java.awt.event.FocusEvent in project jdk8u_jdk by JetBrains.

the class InputContext method dispatchEvent.

/**
     * @see java.awt.im.InputContext#dispatchEvent
     */
@SuppressWarnings("fallthrough")
public void dispatchEvent(AWTEvent event) {
    if (event instanceof InputMethodEvent) {
        return;
    }
    // This is a workaround.  Should be removed after 4452384 is fixed.
    if (event instanceof FocusEvent) {
        Component opposite = ((FocusEvent) event).getOppositeComponent();
        if ((opposite != null) && (getComponentWindow(opposite) instanceof InputMethodWindow) && (opposite.getInputContext() == this)) {
            return;
        }
    }
    InputMethod inputMethod = getInputMethod();
    int id = event.getID();
    switch(id) {
        case FocusEvent.FOCUS_GAINED:
            focusGained((Component) event.getSource());
            break;
        case FocusEvent.FOCUS_LOST:
            focusLost((Component) event.getSource(), ((FocusEvent) event).isTemporary());
            break;
        case KeyEvent.KEY_PRESSED:
            if (checkInputMethodSelectionKey((KeyEvent) event)) {
                // pop up the input method selection menu
                InputMethodManager.getInstance().notifyChangeRequestByHotKey((Component) event.getSource());
                break;
            }
        default:
            if ((inputMethod != null) && (event instanceof InputEvent)) {
                inputMethod.dispatchEvent(event);
            }
    }
}

Example 35 with FocusEvent

use of java.awt.event.FocusEvent in project jdk8u_jdk by JetBrains.

the class KeyboardFocusManagerPeerImpl method clearGlobalFocusOwner.

@Override
public void clearGlobalFocusOwner(Window activeWindow) {
    if (activeWindow != null) {
        Component focusOwner = activeWindow.getFocusOwner();
        if (focusLog.isLoggable(PlatformLogger.Level.FINE)) {
            focusLog.fine("Clearing global focus owner " + focusOwner);
        }
        if (focusOwner != null) {
            FocusEvent fl = new CausedFocusEvent(focusOwner, FocusEvent.FOCUS_LOST, false, null, CausedFocusEvent.Cause.CLEAR_GLOBAL_FOCUS_OWNER);
            SunToolkit.postPriorityEvent(fl);
        }
    }
}