Example usage for javax.swing JTextArea JTextArea

List of usage examples for javax.swing JTextArea JTextArea

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Introduction

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

Prototype

public JTextArea(int rows, int columns)

Source Link

Document

Constructs a new empty TextArea with the specified number of rows and columns.

Usage

From source file:QueryDB.java

public QueryDBFrame() {
        setTitle("QueryDB");
        setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
        setLayout(new GridBagLayout());

        authors = new JComboBox();
        authors.setEditable(false);//  w  ww.  ja v  a  2 s .c  om
        authors.addItem("Any");

        publishers = new JComboBox();
        publishers.setEditable(false);
        publishers.addItem("Any");

        result = new JTextArea(4, 50);
        result.setEditable(false);

        priceChange = new JTextField(8);
        priceChange.setText("-5.00");

        try {
            conn = getConnection();
            Statement stat = conn.createStatement();

            String query = "SELECT Name FROM Authors";
            ResultSet rs = stat.executeQuery(query);
            while (rs.next())
                authors.addItem(rs.getString(1));
            rs.close();

            query = "SELECT Name FROM Publishers";
            rs = stat.executeQuery(query);
            while (rs.next())
                publishers.addItem(rs.getString(1));
            rs.close();
            stat.close();
        } catch (SQLException e) {
            for (Throwable t : e)
                result.append(t.getMessage());
        } catch (IOException e) {
            result.setText("" + e);
        }

        // we use the GBC convenience class of Core Java Volume 1 Chapter 9
        add(authors, new GBC(0, 0, 2, 1));

        add(publishers, new GBC(2, 0, 2, 1));

        JButton queryButton = new JButton("Query");
        queryButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                executeQuery();
            }
        });
        add(queryButton, new GBC(0, 1, 1, 1).setInsets(3));

        JButton changeButton = new JButton("Change prices");
        changeButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                changePrices();
            }
        });
        add(changeButton, new GBC(2, 1, 1, 1).setInsets(3));

        add(priceChange, new GBC(3, 1, 1, 1).setFill(GBC.HORIZONTAL));

        add(new JScrollPane(result), new GBC(0, 2, 4, 1).setFill(GBC.BOTH).setWeight(100, 100));

        addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent event) {
                try {
                    if (conn != null)
                        conn.close();
                } catch (SQLException e) {
                    for (Throwable t : e)
                        t.printStackTrace();
                }
            }
        });
    }

From source file:edu.ku.brc.specify.toycode.FixSQLString.java

@Override
public void createUI() {
    super.createUI();

    PanelBuilder pb = new PanelBuilder(new FormLayout("f:p:g", "p,10px,f:p:g")); //$NON-NLS-1$ //$NON-NLS-2$
    CellConstraints cc = new CellConstraints();

    srcTA = new JTextArea(10, 80);
    dstTA = new JTextArea(10, 80);
    pb.add(UIHelper.createScrollPane(srcTA, true), cc.xy(1, 1));
    pb.add(UIHelper.createScrollPane(dstTA, true), cc.xy(1, 3));

    srcTA.getDocument().addDocumentListener(new DocumentAdaptor() {
        @Override/*from   www  .j av  a2 s  .c  o m*/
        protected void changed(DocumentEvent e) {
            String str = srcTA.getText();
            if (str.length() > 0) {
                if (StringUtils.contains(str, "\"")) {
                    fixFromtextToSQL();
                } else {
                    fix();
                }
            } else {
                dstTA.setText("");
            }
        }
    });

    contentPanel = pb.getPanel();
    mainPanel.add(contentPanel, BorderLayout.CENTER);

    okBtn.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    });

    pack();
}

From source file:components.FileChooserDemo2.java

public FileChooserDemo2() {
    super(new BorderLayout());

    //Create the log first, because the action listener
    //needs to refer to it.
    log = new JTextArea(5, 20);
    log.setMargin(new Insets(5, 5, 5, 5));
    log.setEditable(false);/*w w w.jav a  2  s .  c om*/
    JScrollPane logScrollPane = new JScrollPane(log);

    JButton sendButton = new JButton("Attach...");
    sendButton.addActionListener(this);

    add(sendButton, BorderLayout.PAGE_START);
    add(logScrollPane, BorderLayout.CENTER);
}

From source file:edu.ku.brc.specify.extras.FixSQLString.java

@Override
public void createUI() {
    super.createUI();

    PanelBuilder pb = new PanelBuilder(new FormLayout("f:p:g", "p,10px,f:p:g")); //$NON-NLS-1$ //$NON-NLS-2$
    CellConstraints cc = new CellConstraints();

    srcTA = new JTextArea(10, 80);
    dstTA = new JTextArea(10, 80);
    pb.add(UIHelper.createScrollPane(srcTA, true), cc.xy(1, 1));
    pb.add(UIHelper.createScrollPane(dstTA, true), cc.xy(1, 3));

    srcTA.getDocument().addDocumentListener(new DocumentAdaptor() {
        @Override/*w  w w.  j a  v  a 2s  . c o  m*/
        protected void changed(DocumentEvent e) {
            String str = srcTA.getText();
            if (str.length() > 0) {
                if (StringUtils.contains(str, "\"")) {
                    fixFromTextToSQL();
                } else {
                    fix();
                }
            } else {
                dstTA.setText("");
            }
        }
    });

    contentPanel = pb.getPanel();
    mainPanel.add(contentPanel, BorderLayout.CENTER);

    okBtn.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    });

    pack();
}

From source file:TextDemo.java

public TextDemo() {
    super(new GridBagLayout());

    textField = new JTextField(20);
    textField.addActionListener(this);

    textArea = new JTextArea(5, 20);
    textArea.setEditable(false);/*from   ww w.java  2s.co  m*/
    JScrollPane scrollPane = new JScrollPane(textArea, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
            JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);

    //Add Components to this panel.
    GridBagConstraints c = new GridBagConstraints();
    c.gridwidth = GridBagConstraints.REMAINDER;

    c.fill = GridBagConstraints.HORIZONTAL;
    add(textField, c);

    c.fill = GridBagConstraints.BOTH;
    c.weightx = 1.0;
    c.weighty = 1.0;
    add(scrollPane, c);
}

From source file:SwingDnDTest.java

public SwingDnDFrame() {
    setTitle("SwingDnDTest");
    JTabbedPane tabbedPane = new JTabbedPane();

    JList list = SampleComponents.list();
    tabbedPane.addTab("List", list);
    JTable table = SampleComponents.table();
    tabbedPane.addTab("Table", table);
    JTree tree = SampleComponents.tree();
    tabbedPane.addTab("Tree", tree);
    JFileChooser fileChooser = new JFileChooser();
    tabbedPane.addTab("File Chooser", fileChooser);
    JColorChooser colorChooser = new JColorChooser();
    tabbedPane.addTab("Color Chooser", colorChooser);

    final JTextArea textArea = new JTextArea(4, 40);
    JScrollPane scrollPane = new JScrollPane(textArea);
    scrollPane.setBorder(new TitledBorder(new EtchedBorder(), "Drag text here"));

    JTextField textField = new JTextField("Drag color here");
    textField.setTransferHandler(new TransferHandler("background"));

    tabbedPane.addChangeListener(new ChangeListener() {
        public void stateChanged(ChangeEvent e) {
            textArea.setText("");
        }//w  w w . j  av  a2 s.  co  m
    });

    tree.setDragEnabled(true);
    table.setDragEnabled(true);
    list.setDragEnabled(true);
    fileChooser.setDragEnabled(true);
    colorChooser.setDragEnabled(true);
    textField.setDragEnabled(true);

    add(tabbedPane, BorderLayout.NORTH);
    add(scrollPane, BorderLayout.CENTER);
    add(textField, BorderLayout.SOUTH);
    pack();
}

From source file:GetApplets.java

private void createGUI() {
    JPanel contentPane = new JPanel(new BorderLayout());
    contentPane.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createLineBorder(Color.BLACK),
            BorderFactory.createEmptyBorder(10, 10, 10, 10)));
    setContentPane(contentPane);/* ww w  .j a v a2s.  c  o  m*/

    JButton b = new JButton("Click to call getApplets()");
    b.addActionListener(this);
    add(b, BorderLayout.PAGE_START);

    textArea = new JTextArea(5, 40);
    textArea.setEditable(false);
    JScrollPane scroller = new JScrollPane(textArea);
    add(scroller, BorderLayout.CENTER);
}

From source file:components.JWSFileChooserDemo.java

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

    //Create the log first, because the action listeners
    //need to refer to it.
    log = new JTextArea(5, 20);
    log.setMargin(new Insets(5, 5, 5, 5));
    log.setEditable(false);/*from  ww  w . j  a va  2  s .  c  o  m*/
    JScrollPane logScrollPane = new JScrollPane(log);

    //Create the open button.  We use the image from the JLF
    //Graphics Repository (but we extracted it from the jar).
    openButton = new JButton("Open a File...", createImageIcon("images/Open16.gif"));
    openButton.addActionListener(this);

    //Create the save button.  We use the image from the JLF
    //Graphics Repository (but we extracted it from the jar).
    saveButton = new JButton("Save a File...", createImageIcon("images/Save16.gif"));
    saveButton.addActionListener(this);

    //For layout purposes, put the buttons in a separate panel
    JPanel buttonPanel = new JPanel();
    buttonPanel.add(openButton);
    buttonPanel.add(saveButton);

    //Add the buttons and the log to this panel.
    add(buttonPanel, BorderLayout.PAGE_START);
    add(logScrollPane, BorderLayout.CENTER);
}

From source file:HtmlDemo.java

public HtmlDemo() {
    setLayout(new BoxLayout(this, BoxLayout.LINE_AXIS));

    String initialText = "<html>\n" + "Color and font test:\n" + "<ul>\n" + "<li><font color=red>red</font>\n"
            + "<li><font color=blue>blue</font>\n" + "<li><font color=green>green</font>\n"
            + "<li><font size=-2>small</font>\n" + "<li><font size=+2>large</font>\n" + "<li><i>italic</i>\n"
            + "<li><b>bold</b>\n" + "</ul>\n";

    htmlTextArea = new JTextArea(10, 20);
    htmlTextArea.setText(initialText);/*  w ww.  j a va2  s .  c o  m*/
    JScrollPane scrollPane = new JScrollPane(htmlTextArea);

    JButton changeTheLabel = new JButton("Change the label");
    changeTheLabel.setMnemonic(KeyEvent.VK_C);
    changeTheLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
    changeTheLabel.addActionListener(this);

    theLabel = new JLabel(initialText) {
        public Dimension getPreferredSize() {
            return new Dimension(200, 200);
        }

        public Dimension getMinimumSize() {
            return new Dimension(200, 200);
        }

        public Dimension getMaximumSize() {
            return new Dimension(200, 200);
        }
    };
    theLabel.setVerticalAlignment(SwingConstants.CENTER);
    theLabel.setHorizontalAlignment(SwingConstants.CENTER);

    JPanel leftPanel = new JPanel();
    leftPanel.setLayout(new BoxLayout(leftPanel, BoxLayout.PAGE_AXIS));
    leftPanel.setBorder(BorderFactory.createCompoundBorder(
            BorderFactory.createTitledBorder("Edit the HTML, then click the button"),
            BorderFactory.createEmptyBorder(10, 10, 10, 10)));
    leftPanel.add(scrollPane);
    leftPanel.add(Box.createRigidArea(new Dimension(0, 10)));
    leftPanel.add(changeTheLabel);

    JPanel rightPanel = new JPanel();
    rightPanel.setLayout(new BoxLayout(rightPanel, BoxLayout.PAGE_AXIS));
    rightPanel
            .setBorder(BorderFactory.createCompoundBorder(BorderFactory.createTitledBorder("A label with HTML"),
                    BorderFactory.createEmptyBorder(10, 10, 10, 10)));
    rightPanel.add(theLabel);

    setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
    add(leftPanel);
    add(Box.createRigidArea(new Dimension(10, 0)));
    add(rightPanel);
}

From source file:jmap2gml.ScriptGui.java

/**
 * Formats the window, initializes the JMap2Script object, and sets up all
 * the necessary events.//from  w w  w .  j  a  va 2 s  .  c om
 */
public ScriptGui() {
    setTitle("jmap to gml script converter");
    setDefaultCloseOperation(EXIT_ON_CLOSE);
    getContentPane().setLayout(new GridBagLayout());

    this.addWindowListener(new WindowListener() {
        @Override
        public void windowOpened(WindowEvent we) {
        }

        @Override
        public void windowClosing(WindowEvent we) {
            saveConfig();
        }

        @Override
        public void windowClosed(WindowEvent we) {
        }

        @Override
        public void windowIconified(WindowEvent we) {
        }

        @Override
        public void windowDeiconified(WindowEvent we) {
        }

        @Override
        public void windowActivated(WindowEvent we) {
        }

        @Override
        public void windowDeactivated(WindowEvent we) {
        }
    });

    GridBagConstraints c = new GridBagConstraints();

    setResizable(true);
    setIconImage((new ImageIcon("spikeup.png")).getImage());

    jta = new JTextArea(38, 30);

    loadConfig();

    JScrollPane jsp = new JScrollPane(jta);
    jsp.setRowHeaderView(new TextLineNumber(jta));
    jsp.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
    jsp.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
    jsp.setSize(jsp.getWidth(), 608);

    // menu bar
    JMenuBar menubar = new JMenuBar();

    // file menu
    JMenu file = new JMenu("File");

    // load button
    JMenuItem load = new JMenuItem("Load jmap");
    load.addActionListener(ae -> {
        JFileChooser fileChooser = new JFileChooser(prevDirectory);
        fileChooser.setFileFilter(new FileNameExtensionFilter("jmap file", "jmap", "jmap"));

        int returnValue = fileChooser.showOpenDialog(null);

        if (returnValue == JFileChooser.APPROVE_OPTION) {
            File selectedFile = fileChooser.getSelectedFile();

            prevDirectory = selectedFile.getAbsolutePath();

            jm2s = new ScriptFromJmap(selectedFile.getPath(), false);

            jta.setText("");
            jta.append(jm2s.toString());
            jta.setCaretPosition(0);

            writeFile.setEnabled(true);

            drawPanel.setItems(jta.getText().split("\n"));
        }
    });

    // add load to file menu
    file.add(load);

    // button to save script to file
    writeFile = new JMenuItem("Write file");
    writeFile.addActionListener(ae -> {
        if (jm2s != null) {
            PrintWriter out;
            try {
                File f = new File(
                        jm2s.getFileName().substring(0, jm2s.getFileName().lastIndexOf(".jmap")) + ".gml");
                out = new PrintWriter(f);
                out.append(jm2s.toString());
                out.close();
            } catch (FileNotFoundException ex) {
                Logger.getLogger(ScriptGui.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    });
    writeFile.setEnabled(false);

    JMenuItem gmx = new JMenuItem("Export as gmx");
    gmx.addActionListener(ae -> {
        String fn = String.format("%s.room.gmx", prevDirectory);

        JFileChooser fc = new JFileChooser(prevDirectory);
        fc.setSelectedFile(new File(fn));
        fc.setFileFilter(new FileNameExtensionFilter("Game Maker XML", "gmx", "gmx"));
        fc.showDialog(null, "Save");
        File f = fc.getSelectedFile();

        if (f != null) {
            try {
                GMX.itemsToGMX(drawPanel.items, new FileOutputStream(f));
            } catch (FileNotFoundException ex) {
                Logger.getLogger(ScriptGui.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    });

    // add to file menu
    file.add(writeFile);
    file.add(gmx);

    // add file menu to the menubar
    menubar.add(file);

    // Edit menu

    // display menu
    JMenu display = new JMenu("Display");

    JMenuItem update = new JMenuItem("Update");

    update.addActionListener(ae -> {
        drawPanel.setItems(jta.getText().split("\n"));
    });

    display.add(update);

    JMenuItem gridToggle = new JMenuItem("Toggle Grid");
    gridToggle.addActionListener(ae -> {
        drawPanel.toggleGrid();
    });
    display.add(gridToggle);

    JMenuItem gridOptions = new JMenuItem("Modify Grid");
    gridOptions.addActionListener(ae -> {
        drawPanel.modifyGrid();
    });
    display.add(gridOptions);

    menubar.add(display);

    // sets the menubar
    setJMenuBar(menubar);

    // add the text area to the window
    c.gridx = 0;
    c.gridy = 0;
    add(jsp, c);

    // initialize the preview panel
    drawPanel = new Preview(this);
    JScrollPane scrollPane = new JScrollPane(drawPanel);

    // add preview panel to the window
    c.gridx = 1;
    c.gridwidth = 2;
    add(scrollPane, c);

    pack();
    setMinimumSize(this.getSize());
    setLocationRelativeTo(null);
    setVisible(true);
    drawPanel.setItems(jta.getText().split("\n"));
}