Example usage for javax.swing JTextField JTextField

Introduction

In this page you can find the example usage for javax.swing JTextField JTextField.

Prototype

public JTextField(int columns)

Source Link

Document

Constructs a new empty TextField with the specified number of columns.

Usage

From source file:FocusTraversalDemo.java

public FocusTraversalDemo() {
    super(new BorderLayout());
    newPolicy = new MyOwnFocusTraversalPolicy();

    tf1 = new JTextField("Field 1");
    tf2 = new JTextField("A Bigger Field 2");
    tf3 = new JTextField("Field 3");
    tf4 = new JTextField("A Bigger Field 4");
    tf5 = new JTextField("Field 5");
    tf6 = new JTextField("A Bigger Field 6");
    table = new JTable(4, 3);
    togglePolicy = new JCheckBox("Custom FocusTraversalPolicy");
    togglePolicy.setActionCommand("toggle");
    togglePolicy.addActionListener(this);
    togglePolicy.setFocusable(false); //Remove it from the focus cycle.
    //Note that HTML is allowed and will break this run of text
    //across two lines.
    label = new JLabel(
            "<html>Use Tab (or Shift-Tab) to navigate from component to component.<p>Control-Tab (or Control-Shift-Tab) allows you to break out of the JTable.</html>");

    JPanel leftTextPanel = new JPanel(new GridLayout(3, 2));
    leftTextPanel.add(tf1, BorderLayout.PAGE_START);
    leftTextPanel.add(tf3, BorderLayout.CENTER);
    leftTextPanel.add(tf5, BorderLayout.PAGE_END);
    leftTextPanel.setBorder(BorderFactory.createEmptyBorder(0, 0, 5, 5));
    JPanel rightTextPanel = new JPanel(new GridLayout(3, 2));
    rightTextPanel.add(tf2, BorderLayout.PAGE_START);
    rightTextPanel.add(tf4, BorderLayout.CENTER);
    rightTextPanel.add(tf6, BorderLayout.PAGE_END);
    rightTextPanel.setBorder(BorderFactory.createEmptyBorder(0, 0, 5, 5));
    JPanel tablePanel = new JPanel(new GridLayout(0, 1));
    tablePanel.add(table, BorderLayout.CENTER);
    tablePanel.setBorder(BorderFactory.createEtchedBorder());
    JPanel bottomPanel = new JPanel(new GridLayout(2, 1));
    bottomPanel.add(togglePolicy, BorderLayout.PAGE_START);
    bottomPanel.add(label, BorderLayout.PAGE_END);

    add(leftTextPanel, BorderLayout.LINE_START);
    add(rightTextPanel, BorderLayout.CENTER);
    add(tablePanel, BorderLayout.LINE_END);
    add(bottomPanel, BorderLayout.PAGE_END);
    setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
}

From source file:com.emental.mindraider.ui.dialogs.AddTripletJDialog.java

/**
 * Constructor./*from  w  w w  .j  a v a 2  s .c o  m*/
 */
public AddTripletJDialog() {
    super("Add Triplet");

    JPanel framePanel = new JPanel();
    framePanel.setLayout(new GridLayout(4, 1));

    JPanel p = new JPanel();
    p.setLayout(new FlowLayout(FlowLayout.RIGHT));
    p.add(new JLabel(" Predicate: "));

    predicateNs = new JTextField(30);
    predicateNs.setText(MindRaiderConstants.MR_RDF_PREDICATE_NS);
    predicateNs.selectAll();
    p.add(predicateNs);
    p.add(new JLabel("#"));
    predicateLocalName = new JTextField(15);
    p.add(predicateLocalName);
    framePanel.add(p);

    p = new JPanel();
    p.setLayout(new FlowLayout(FlowLayout.RIGHT));
    p.add(new JLabel(" Object: "));

    objectNs = new JTextField(30);
    objectNs.setText(MindRaiderConstants.MR_RDF_PREDICATE_NS);
    objectNs.selectAll();
    p.add(objectNs);
    p.add(new JLabel("#"));
    objectLocalName = new JTextField(15);
    objectLocalName.grabFocus();
    objectLocalName.selectAll();
    objectLocalName.addKeyListener(new KeyListener() {

        public void keyPressed(KeyEvent keyEvent) {
            if (keyEvent.getKeyCode() == KeyEvent.VK_ENTER) {
                createTriplet();
            }
        }

        public void keyReleased(KeyEvent keyEvent) {
        }

        public void keyTyped(KeyEvent keyEvent) {
        }
    });

    p.add(objectLocalName);
    framePanel.add(p);

    p = new JPanel();
    p.setLayout(new FlowLayout(FlowLayout.RIGHT));
    literalCheckBox = new JCheckBox("literal", false);
    p.add(literalCheckBox);
    framePanel.add(p);

    p = new JPanel();
    p.setLayout(new FlowLayout(FlowLayout.CENTER));
    JButton addButton = new JButton("Add");
    p.add(addButton);
    addButton.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            createTriplet();
        }
    });

    JButton cancelButton = new JButton("Cancel");
    p.add(cancelButton);
    cancelButton.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            AddTripletJDialog.this.dispose();
        }
    });
    framePanel.add(p);

    getContentPane().add(framePanel, BorderLayout.CENTER);

    // show
    pack();
    Gfx.centerAndShowWindow(this);

    addWindowListener(new WindowAdapter() {

        public void windowActivated(WindowEvent e) {
            getObjectLocalName().requestFocusInWindow();
        }
    });
}

From source file:FocusEventDemo.java

public void addComponentsToPane(final Container pane) {
    GridBagLayout gridbag = new GridBagLayout();
    pane.setLayout(gridbag);// w ww . j  ava 2  s.  com

    GridBagConstraints c = new GridBagConstraints();

    c.fill = GridBagConstraints.HORIZONTAL;
    c.weightx = 1.0; // Make column as wide as possible.
    JTextField textField = new JTextField("A TextField");
    textField.setMargin(new Insets(0, 2, 0, 2));
    textField.addFocusListener(this);
    gridbag.setConstraints(textField, c);
    add(textField);

    c.weightx = 0.1; // Widen every other column a bit, when possible.
    c.fill = GridBagConstraints.NONE;
    JLabel label = new JLabel("A Label");
    label.setBorder(BorderFactory.createEmptyBorder(0, 5, 0, 5));
    label.addFocusListener(this);
    gridbag.setConstraints(label, c);
    add(label);

    String comboPrefix = "ComboBox Item #";
    final int numItems = 15;
    Vector<String> vector = new Vector<String>(numItems);
    for (int i = 0; i < numItems; i++) {
        vector.addElement(comboPrefix + i);
    }
    JComboBox comboBox = new JComboBox(vector);
    comboBox.addFocusListener(this);
    gridbag.setConstraints(comboBox, c);
    add(comboBox);

    c.gridwidth = GridBagConstraints.REMAINDER;
    JButton button = new JButton("A Button");
    button.addFocusListener(this);
    gridbag.setConstraints(button, c);
    add(button);

    c.weightx = 0.0;
    c.weighty = 0.1;
    c.fill = GridBagConstraints.BOTH;
    String listPrefix = "List Item #";
    Vector<String> listVector = new Vector<String>(numItems);
    for (int i = 0; i < numItems; i++) {
        listVector.addElement(listPrefix + i);
    }
    JList list = new JList(listVector);
    list.setSelectedIndex(1); // It's easier to see the focus change
    // if an item is selected.
    list.addFocusListener(this);
    JScrollPane listScrollPane = new JScrollPane(list);

    gridbag.setConstraints(listScrollPane, c);
    add(listScrollPane);

    c.weighty = 1.0; // Make this row as tall as possible.
    c.gridheight = GridBagConstraints.REMAINDER;
    // Set up the area that reports focus-gained and focus-lost events.
    display = new JTextArea();
    display.setEditable(false);
    // The setRequestFocusEnabled method prevents a
    // component from being clickable, but it can still
    // get the focus through the keyboard - this ensures
    // user accessibility.
    display.setRequestFocusEnabled(false);
    display.addFocusListener(this);
    JScrollPane displayScrollPane = new JScrollPane(display);

    gridbag.setConstraints(displayScrollPane, c);
    add(displayScrollPane);
    setPreferredSize(new Dimension(450, 450));
    ((JPanel) pane).setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
}

From source file:FocusConceptsDemo.java

public FocusConceptsDemo() {
    super(new BorderLayout());

    b1 = new JButton("JButton");
    b2 = new JButton("JButton");
    b3 = new JButton("JButton");
    b4 = new JButton("JButton");
    JPanel buttonPanel = new JPanel(new GridLayout(1, 1));
    buttonPanel.add(b1);//from w w w  .  j a va  2  s.  c o  m
    buttonPanel.add(b2);
    buttonPanel.add(b3);
    buttonPanel.add(b4);

    text1 = new JTextArea("JTextArea", 15, 40);
    JPanel textAreaPanel = new JPanel(new BorderLayout());
    textAreaPanel.add(text1, BorderLayout.CENTER);

    t1 = new JTextField("JTextField");
    t2 = new JTextField("JTextField");
    t3 = new JTextField("JTextField");
    t4 = new JTextField("JTextField");
    JPanel textFieldPanel = new JPanel(new GridLayout(1, 1));
    textFieldPanel.add(t1);
    textFieldPanel.add(t2);
    textFieldPanel.add(t3);
    textFieldPanel.add(t4);

    add(buttonPanel, BorderLayout.PAGE_START);
    add(textAreaPanel, BorderLayout.CENTER);
    add(textFieldPanel, BorderLayout.PAGE_END);
    setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
}

From source file:EditorPaneExample9.java

public EditorPaneExample9() {
    super("JEditorPane Example 9");
    pane = new JEditorPane();
    pane.setEditable(false); // Read-only
    getContentPane().add(new JScrollPane(pane), "Center");

    // Build the panel of controls
    JPanel panel = new JPanel();

    panel.setLayout(new GridBagLayout());
    GridBagConstraints c = new GridBagConstraints();
    c.gridwidth = 1;//from w  ww. ja  v  a  2 s.c om
    c.gridheight = 1;
    c.anchor = GridBagConstraints.EAST;
    c.fill = GridBagConstraints.NONE;
    c.weightx = 0.0;
    c.weighty = 0.0;

    JLabel urlLabel = new JLabel("URL: ", JLabel.RIGHT);
    panel.add(urlLabel, c);
    JLabel loadingLabel = new JLabel("State: ", JLabel.RIGHT);
    c.gridy = 1;
    panel.add(loadingLabel, c);
    JLabel typeLabel = new JLabel("Type: ", JLabel.RIGHT);
    c.gridy = 2;
    panel.add(typeLabel, c);
    c.gridy = 3;
    panel.add(new JLabel(LOAD_TIME), c);

    c.gridy = 4;
    c.gridwidth = 2;
    c.weightx = 1.0;
    c.anchor = GridBagConstraints.WEST;
    onlineLoad = new JCheckBox("Online Load");
    panel.add(onlineLoad, c);
    onlineLoad.setSelected(true);
    onlineLoad.setForeground(typeLabel.getForeground());

    c.gridx = 1;
    c.gridy = 0;
    c.anchor = GridBagConstraints.EAST;
    c.fill = GridBagConstraints.HORIZONTAL;

    textField = new JTextField(32);
    panel.add(textField, c);
    loadingState = new JLabel(spaces, JLabel.LEFT);
    loadingState.setForeground(Color.black);
    c.gridy = 1;
    panel.add(loadingState, c);
    loadedType = new JLabel(spaces, JLabel.LEFT);
    loadedType.setForeground(Color.black);
    c.gridy = 2;
    panel.add(loadedType, c);
    timeLabel = new JLabel("");
    c.gridy = 3;
    panel.add(timeLabel, c);

    getContentPane().add(panel, "South");

    // Change page based on text field
    textField.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            String url = textField.getText();

            try {
                // Check if the new page and the old
                // page are the same.
                URL newURL = new URL(url);
                URL loadedURL = pane.getPage();
                if (loadedURL != null && loadedURL.sameFile(newURL)) {
                    return;
                }

                // Try to display the page
                textField.setEnabled(false); // Disable input
                textField.paintImmediately(0, 0, textField.getSize().width, textField.getSize().height);
                setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
                // Busy cursor
                loadingState.setText("Loading...");
                loadingState.paintImmediately(0, 0, loadingState.getSize().width,
                        loadingState.getSize().height);
                loadedType.setText("");
                loadedType.paintImmediately(0, 0, loadedType.getSize().width, loadedType.getSize().height);

                timeLabel.setText("");
                timeLabel.paintImmediately(0, 0, timeLabel.getSize().width, timeLabel.getSize().height);

                startTime = System.currentTimeMillis();

                // Choose the loading method
                if (onlineLoad.isSelected()) {
                    // Usual load via setPage
                    pane.setPage(url);
                    loadedType.setText(pane.getContentType());
                } else {
                    pane.setContentType("text/html");
                    loadedType.setText(pane.getContentType());
                    if (loader == null) {
                        loader = new HTMLDocumentLoader();
                    }
                    HTMLDocument doc = loader.loadDocument(new URL(url));
                    loadComplete();
                    pane.setDocument(doc);
                    displayLoadTime();
                }
            } catch (Exception e) {
                System.out.println(e);
                JOptionPane.showMessageDialog(pane, new String[] { "Unable to open file", url },
                        "File Open Error", JOptionPane.ERROR_MESSAGE);
                loadingState.setText("Failed");
                textField.setEnabled(true);
                setCursor(Cursor.getDefaultCursor());
            }
        }
    });

    // Listen for page load to complete
    pane.addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            if (evt.getPropertyName().equals("page")) {
                loadComplete();
                displayLoadTime();
            }
        }
    });
}

From source file:net.sf.housekeeper.swing.FoodEditorView.java

/**
 * Initializes a new View. It will be shown centered on the
 * <code>owner</code>./* w  w w.j a  v  a 2 s. co  m*/
 * 
 * @param owner The owner of this View.
 */
FoodEditorView(final Frame owner) {
    final String dialogTitle = LocalisationManager.INSTANCE.getText("gui.foodEditor.dialogTitle");
    dialog = new JDialog(owner, dialogTitle, true);

    nameField = new JTextField(20);
    quantityField = new JTextField(10);
    dateSpinner = createDateSpinner();
    checkbox = createExpiryEnabledCheckbox();

    final String okButtonText = LocalisationManager.INSTANCE.getText("gui.okButton");
    okButton = new JButton(okButtonText);
    okButton.setActionCommand("OK");

    final String cancelButtonText = LocalisationManager.INSTANCE.getText("gui.cancelButton");
    cancelButton = new JButton(cancelButtonText);
    cancelButton.setActionCommand("Cancel");

    initDialog();
}

From source file:net.sf.housekeeper.swing.FoodItemEditorView.java

/**
 * Initializes a new View. It will be shown centered on the
 * <code>owner</code>.//  www  . j  a  v  a 2s  . co m
 * 
 * @param owner The owner of this View.
 */
FoodItemEditorView(final Frame owner) {
    final String dialogTitle = LocalisationManager.INSTANCE.getText("gui.foodItemEditor.dialogTitle");
    dialog = new JDialog(owner, dialogTitle, true);

    nameField = new JTextField(20);
    quantityField = new JTextField(10);
    dateSpinner = createDateSpinner();
    checkbox = createExpiryEnabledCheckbox();

    final String okButtonText = LocalisationManager.INSTANCE.getText("gui.okButton");
    okButton = new JButton(okButtonText);
    okButton.setActionCommand("OK");

    final String cancelButtonText = LocalisationManager.INSTANCE.getText("gui.cancelButton");
    cancelButton = new JButton(cancelButtonText);
    cancelButton.setActionCommand("Cancel");

    initDialog();
}

From source file:XPathTest.java

public XPathFrame() {
        setTitle("XPathTest");

        JMenu fileMenu = new JMenu("File");
        JMenuItem openItem = new JMenuItem("Open");
        openItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                openFile();// w  w w. java 2s  . com
            }
        });
        fileMenu.add(openItem);

        JMenuItem exitItem = new JMenuItem("Exit");
        exitItem.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                System.exit(0);
            }
        });
        fileMenu.add(exitItem);

        JMenuBar menuBar = new JMenuBar();
        menuBar.add(fileMenu);
        setJMenuBar(menuBar);

        ActionListener listener = new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                evaluate();
            }
        };
        expression = new JTextField(20);
        expression.addActionListener(listener);
        JButton evaluateButton = new JButton("Evaluate");
        evaluateButton.addActionListener(listener);

        typeCombo = new JComboBox(new Object[] { "STRING", "NODE", "NODESET", "NUMBER", "BOOLEAN" });
        typeCombo.setSelectedItem("STRING");

        JPanel panel = new JPanel();
        panel.add(expression);
        panel.add(typeCombo);
        panel.add(evaluateButton);
        docText = new JTextArea(10, 40);
        result = new JTextField();
        result.setBorder(new TitledBorder("Result"));

        add(panel, BorderLayout.NORTH);
        add(new JScrollPane(docText), BorderLayout.CENTER);
        add(result, BorderLayout.SOUTH);

        try {
            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
            builder = factory.newDocumentBuilder();
        } catch (ParserConfigurationException e) {
            JOptionPane.showMessageDialog(this, e);
        }

        XPathFactory xpfactory = XPathFactory.newInstance();
        path = xpfactory.newXPath();
        pack();
    }

From source file:FocusEventDemo.java

public FocusEventDemo() {
    super(new GridBagLayout());
    GridBagLayout gridbag = (GridBagLayout) getLayout();
    GridBagConstraints c = new GridBagConstraints();

    c.fill = GridBagConstraints.HORIZONTAL;
    c.weightx = 1.0; //Make column as wide as possible.
    JTextField textField = new JTextField("A TextField");
    textField.setMargin(new Insets(0, 2, 0, 2));
    textField.addFocusListener(this);
    gridbag.setConstraints(textField, c);
    add(textField);//  w  w  w.  ja  v a 2 s . co  m

    c.weightx = 0.1; //Widen every other column a bit, when possible.
    c.fill = GridBagConstraints.NONE;
    JLabel label = new JLabel("A Label");
    label.setBorder(BorderFactory.createEmptyBorder(0, 5, 0, 5));
    label.addFocusListener(this);
    gridbag.setConstraints(label, c);
    add(label);

    String comboPrefix = "ComboBox Item #";
    final int numItems = 15;
    Vector vector = new Vector(numItems);
    for (int i = 0; i < numItems; i++) {
        vector.addElement(comboPrefix + i);
    }
    JComboBox comboBox = new JComboBox(vector);
    comboBox.addFocusListener(this);
    gridbag.setConstraints(comboBox, c);
    add(comboBox);

    c.gridwidth = GridBagConstraints.REMAINDER;
    JButton button = new JButton("A Button");
    button.addFocusListener(this);
    gridbag.setConstraints(button, c);
    add(button);

    c.weightx = 0.0;
    c.weighty = 0.1;
    c.fill = GridBagConstraints.BOTH;
    String listPrefix = "List Item #";
    Vector listVector = new Vector(numItems);
    for (int i = 0; i < numItems; i++) {
        listVector.addElement(listPrefix + i);
    }
    JList list = new JList(listVector);
    list.setSelectedIndex(1); //It's easier to see the focus change
    //if an item is selected.
    list.addFocusListener(this);
    JScrollPane listScrollPane = new JScrollPane(list);
    //We want to prevent the list's scroll bars
    //from getting the focus - even with the keyboard.
    //Note that in general we prefer setRequestFocusable
    //over setFocusable for reasons of accessibility,
    //but this is to work around bug #4866958.
    listScrollPane.getVerticalScrollBar().setFocusable(false);
    listScrollPane.getHorizontalScrollBar().setFocusable(false);
    gridbag.setConstraints(listScrollPane, c);
    add(listScrollPane);

    c.weighty = 1.0; //Make this row as tall as possible.
    c.gridheight = GridBagConstraints.REMAINDER;
    //Set up the area that reports focus-gained and focus-lost events.
    display = new JTextArea();
    display.setEditable(false);
    //The method setRequestFocusEnabled prevents a
    //component from being clickable, but it can still
    //get the focus through the keyboard - this ensures
    //user accessibility.
    display.setRequestFocusEnabled(false);
    display.addFocusListener(this);
    JScrollPane displayScrollPane = new JScrollPane(display);

    //Work around for bug #4866958.
    displayScrollPane.getHorizontalScrollBar().setFocusable(false);
    displayScrollPane.getVerticalScrollBar().setFocusable(false);
    gridbag.setConstraints(displayScrollPane, c);
    add(displayScrollPane);

    setPreferredSize(new Dimension(450, 450));
    setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
}

From source file:de.tbuchloh.kiskis.gui.SearchDialog.java

@Override
protected Component createMainPanel() {
    _query = new JTextField(25);
    _query.addActionListener(_findNextAction);
    _query.addKeyListener(new KeyAdapter() {
        @Override/*from   w  w  w.  ja  va 2  s.c o  m*/
        public void keyTyped(final KeyEvent e) {
            _findNextAction.setEnabled(_query.getText().length() > 0);
        }
    });
    final JPanel panel = new JPanel();
    panel.add(new JLabel(Messages.getString("SearchDialog.queryLabel_title"))); //$NON-NLS-1$
    panel.add(_query);
    return panel;
}