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() 

Source Link

Document

Constructs a new TextField.

Usage

From source file:MainClass.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Key Text Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    KeyTextComponent keyTextComponent = new KeyTextComponent();
    final JTextField textField = new JTextField();

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            String keyText = actionEvent.getActionCommand();
            textField.setText(keyText);//ww w  . j  a  va2 s .co  m
        }
    };
    keyTextComponent.addActionListener(actionListener);

    frame.add(keyTextComponent, BorderLayout.CENTER);
    frame.add(textField, BorderLayout.SOUTH);
    frame.setSize(300, 200);
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Type tab to and then type");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    KeyTextComponent keyTextComponent = new KeyTextComponent();
    final JTextField textField = new JTextField();

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            String keyText = actionEvent.getActionCommand();
            textField.setText(keyText);// ww  w  .  j  av  a  2  s. c  o  m
        }
    };
    keyTextComponent.addActionListener(actionListener);

    frame.add(keyTextComponent, BorderLayout.CENTER);
    frame.add(textField, BorderLayout.SOUTH);
    frame.setSize(300, 200);
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Popup Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    final JPopupMenu popup = new JPopupMenu();
    JMenuItem menuItem1 = new JMenuItem("Option 1");
    popup.add(menuItem1);//  www .  j av  a  2s. c  o m

    JMenuItem menuItem2 = new JMenuItem("Option 2");
    popup.add(menuItem2);

    final JTextField textField = new JTextField();
    frame.add(textField, BorderLayout.NORTH);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            try {
                int dotPosition = textField.getCaretPosition();
                Rectangle popupLocation = textField.modelToView(dotPosition);
                popup.show(textField, popupLocation.x, popupLocation.y);
            } catch (BadLocationException badLocationException) {
                System.err.println("Oops");
            }
        }
    };
    KeyStroke keystroke = KeyStroke.getKeyStroke(KeyEvent.VK_PERIOD, 0, false);
    textField.registerKeyboardAction(actionListener, keystroke, JComponent.WHEN_FOCUSED);

    frame.add(new JLabel("Press '.' to activate Popup menu"), BorderLayout.SOUTH);
    frame.setSize(250, 150);
    frame.setVisible(true);
}

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From source file:UpcaseFilter.java

public static void main(String[] args) {
    DocumentFilter dfilter = new UpcaseFilter();

    JTextArea jta = new JTextArea();
    JTextField jtf = new JTextField();
    ((AbstractDocument) jta.getDocument()).setDocumentFilter(dfilter);
    ((AbstractDocument) jtf.getDocument()).setDocumentFilter(dfilter);

    JFrame frame = new JFrame("UpcaseFilter");
    frame.getContentPane().add(jta, java.awt.BorderLayout.CENTER);
    frame.getContentPane().add(jtf, java.awt.BorderLayout.SOUTH);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 120);/*from ww  w. j a  va 2 s  .  co m*/
    frame.setVisible(true);
}

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From source file:UpcaseFilter.java

public static void main(String[] args) {
    DocumentFilter dfilter = new UpcaseFilter();

    JTextArea jta = new JTextArea();
    JTextField jtf = new JTextField();
    ((AbstractDocument) jta.getDocument()).setDocumentFilter(dfilter);
    ((AbstractDocument) jtf.getDocument()).setDocumentFilter(dfilter);

    JFrame frame = new JFrame("UpcaseFilter");
    frame.getContentPane().add(jta, "Center");
    frame.getContentPane().add(jtf, "South");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 120);/*from  w ww .  j a  va 2 s  . c o  m*/
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Number Input");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Font font = new Font("SansSerif", Font.BOLD, 16);

    JLabel label;//from  w ww  . j  av a 2  s .c o  m
    JFormattedTextField input;
    JPanel panel;

    BoxLayout layout = new BoxLayout(frame.getContentPane(), BoxLayout.Y_AXIS);
    frame.setLayout(layout);

    label = new JLabel("Raw Number:");
    input = new JFormattedTextField(2424.50);
    input.setValue(2424.50);
    input.setColumns(20);
    input.setFont(font);

    panel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
    panel.add(label);
    panel.add(input);
    frame.add(panel);

    frame.add(new JTextField());
    frame.pack();
    frame.setVisible(true);
}

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From source file:DragLabel.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Drag Label");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JLabel label = new JLabel("Hello, World");
    label.setTransferHandler(new TransferHandler("foreground"));
    MouseListener listener = new MouseAdapter() {
        public void mousePressed(MouseEvent me) {
            JComponent comp = (JComponent) me.getSource();
            TransferHandler handler = comp.getTransferHandler();
            handler.exportAsDrag(comp, me, TransferHandler.COPY);
        }/*w w w  .ja  v  a 2  s .co  m*/
    };
    label.addMouseListener(listener);
    frame.add(label, BorderLayout.SOUTH);

    JTextField text = new JTextField();
    frame.add(text, BorderLayout.NORTH);

    frame.setSize(300, 150);
    frame.setVisible(true);
}

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From source file:DndTree.java

public static void main(String args[]) {
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JPanel top = new JPanel(new BorderLayout());
    JLabel dragLabel = new JLabel("Drag me:");
    JTextField text = new JTextField();
    text.setDragEnabled(true);/*from  w  w  w.j ava 2 s.c  o  m*/
    top.add(dragLabel, BorderLayout.WEST);
    top.add(text, BorderLayout.CENTER);
    f.add(top, BorderLayout.NORTH);

    final JTree tree = new JTree();
    final DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
    tree.setTransferHandler(new TransferHandler() {
        public boolean canImport(TransferHandler.TransferSupport support) {
            if (!support.isDataFlavorSupported(DataFlavor.stringFlavor) || !support.isDrop()) {
                return false;
            }
            JTree.DropLocation dropLocation = (JTree.DropLocation) support.getDropLocation();
            return dropLocation.getPath() != null;
        }

        public boolean importData(TransferHandler.TransferSupport support) {
            if (!canImport(support)) {
                return false;
            }
            JTree.DropLocation dropLocation = (JTree.DropLocation) support.getDropLocation();
            TreePath path = dropLocation.getPath();
            Transferable transferable = support.getTransferable();

            String transferData;
            try {
                transferData = (String) transferable.getTransferData(DataFlavor.stringFlavor);
            } catch (IOException e) {
                return false;
            } catch (UnsupportedFlavorException e) {
                return false;
            }

            int childIndex = dropLocation.getChildIndex();
            if (childIndex == -1) {
                childIndex = model.getChildCount(path.getLastPathComponent());
            }

            DefaultMutableTreeNode newNode = new DefaultMutableTreeNode(transferData);
            DefaultMutableTreeNode parentNode = (DefaultMutableTreeNode) path.getLastPathComponent();
            model.insertNodeInto(newNode, parentNode, childIndex);

            TreePath newPath = path.pathByAddingChild(newNode);
            tree.makeVisible(newPath);
            tree.scrollRectToVisible(tree.getPathBounds(newPath));
            return true;
        }
    });

    JScrollPane pane = new JScrollPane(tree);
    f.add(pane, BorderLayout.CENTER);

    tree.setDropMode(DropMode.USE_SELECTION);
    f.setSize(300, 400);
    f.setVisible(true);
}

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From source file:DndTree.java

public static void main(String args[]) {
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JPanel top = new JPanel(new BorderLayout());
    JLabel dragLabel = new JLabel("Drag me:");
    JTextField text = new JTextField();
    text.setDragEnabled(true);//from w ww . jav  a  2 s . c o  m
    top.add(dragLabel, BorderLayout.WEST);
    top.add(text, BorderLayout.CENTER);
    f.add(top, BorderLayout.NORTH);

    final JTree tree = new JTree();
    final DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
    tree.setTransferHandler(new TransferHandler() {
        public boolean canImport(TransferHandler.TransferSupport support) {
            if (!support.isDataFlavorSupported(DataFlavor.stringFlavor) || !support.isDrop()) {
                return false;
            }
            JTree.DropLocation dropLocation = (JTree.DropLocation) support.getDropLocation();
            return dropLocation.getPath() != null;
        }

        public boolean importData(TransferHandler.TransferSupport support) {
            if (!canImport(support)) {
                return false;
            }
            JTree.DropLocation dropLocation = (JTree.DropLocation) support.getDropLocation();
            TreePath path = dropLocation.getPath();
            Transferable transferable = support.getTransferable();

            String transferData;
            try {
                transferData = (String) transferable.getTransferData(DataFlavor.stringFlavor);
            } catch (IOException e) {
                return false;
            } catch (UnsupportedFlavorException e) {
                return false;
            }

            int childIndex = dropLocation.getChildIndex();
            if (childIndex == -1) {
                childIndex = model.getChildCount(path.getLastPathComponent());
            }

            DefaultMutableTreeNode newNode = new DefaultMutableTreeNode(transferData);
            DefaultMutableTreeNode parentNode = (DefaultMutableTreeNode) path.getLastPathComponent();
            model.insertNodeInto(newNode, parentNode, childIndex);

            TreePath newPath = path.pathByAddingChild(newNode);
            tree.makeVisible(newPath);
            tree.scrollRectToVisible(tree.getPathBounds(newPath));
            return true;
        }
    });

    JScrollPane pane = new JScrollPane(tree);
    f.add(pane, BorderLayout.CENTER);

    tree.setDropMode(DropMode.INSERT);
    f.setSize(300, 400);
    f.setVisible(true);
}

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From source file:DndTree.java

public static void main(String args[]) {
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JPanel top = new JPanel(new BorderLayout());
    JLabel dragLabel = new JLabel("Drag me:");
    JTextField text = new JTextField();
    text.setDragEnabled(true);//from  w  w w .j  ava2 s .  c  om
    top.add(dragLabel, BorderLayout.WEST);
    top.add(text, BorderLayout.CENTER);
    f.add(top, BorderLayout.NORTH);

    final JTree tree = new JTree();
    final DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
    tree.setTransferHandler(new TransferHandler() {
        public boolean canImport(TransferHandler.TransferSupport support) {
            if (!support.isDataFlavorSupported(DataFlavor.stringFlavor) || !support.isDrop()) {
                return false;
            }
            JTree.DropLocation dropLocation = (JTree.DropLocation) support.getDropLocation();
            return dropLocation.getPath() != null;
        }

        public boolean importData(TransferHandler.TransferSupport support) {
            if (!canImport(support)) {
                return false;
            }
            JTree.DropLocation dropLocation = (JTree.DropLocation) support.getDropLocation();
            TreePath path = dropLocation.getPath();
            Transferable transferable = support.getTransferable();

            String transferData;
            try {
                transferData = (String) transferable.getTransferData(DataFlavor.stringFlavor);
            } catch (IOException e) {
                return false;
            } catch (UnsupportedFlavorException e) {
                return false;
            }

            int childIndex = dropLocation.getChildIndex();
            if (childIndex == -1) {
                childIndex = model.getChildCount(path.getLastPathComponent());
            }

            DefaultMutableTreeNode newNode = new DefaultMutableTreeNode(transferData);
            DefaultMutableTreeNode parentNode = (DefaultMutableTreeNode) path.getLastPathComponent();
            model.insertNodeInto(newNode, parentNode, childIndex);

            TreePath newPath = path.pathByAddingChild(newNode);
            tree.makeVisible(newPath);
            tree.scrollRectToVisible(tree.getPathBounds(newPath));
            return true;
        }
    });

    JScrollPane pane = new JScrollPane(tree);
    f.add(pane, BorderLayout.CENTER);

    tree.setDropMode(DropMode.ON_OR_INSERT);
    f.setSize(300, 400);
    f.setVisible(true);
}

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