Example usage for javax.swing JTable JTable

Introduction

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

Prototype

public JTable(final Object[][] rowData, final Object[] columnNames) 

Source Link

Document

Constructs a JTable to display the values in the two dimensional array, rowData, with column names, columnNames.

Usage

From source file:MainClass.java

public static void main(String args[]) {
    String rows[][] = { { "A", "a" }, { "B", "b" }, { "E", "e" } };
    String headers[] = { "Upper", "Lower" };

    final int modeKey[] = { JTable.AUTO_RESIZE_ALL_COLUMNS, JTable.AUTO_RESIZE_LAST_COLUMN,
            JTable.AUTO_RESIZE_NEXT_COLUMN, JTable.AUTO_RESIZE_OFF, JTable.AUTO_RESIZE_SUBSEQUENT_COLUMNS };

    final JTable table = new JTable(rows, headers);
    JScrollPane scrollPane = new JScrollPane(table);

    String modes[] = { "Resize All Columns", "Resize Last Column", "Resize Next Column", "Resize Off",
            "Resize Subsequent Columns" };

    final JComboBox resizeModeComboBox = new JComboBox(modes);
    int defaultMode = 4;
    table.setAutoResizeMode(modeKey[defaultMode]);
    resizeModeComboBox.setSelectedIndex(defaultMode);
    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent e) {
            int index = resizeModeComboBox.getSelectedIndex();
            table.setAutoResizeMode(modeKey[index]);
        }/*  ww  w.j a v  a  2  s.  c  o  m*/
    };
    resizeModeComboBox.addItemListener(itemListener);

    JFrame frame = new JFrame("Resizing Table");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    frame.add(resizeModeComboBox, BorderLayout.NORTH);
    frame.add(scrollPane, BorderLayout.CENTER);

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

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From source file:Main.java

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

    final JTable table;

    String[] columnTitles = { "A", "B", "C", "D" };
    Object[][] rowData = { { "11", "12", "13", "14" }, { "21", "22", "23", "24" }, { "31", "32", "33", "34" },
            { "41", "42", "44", "44" } };

    table = new JTable(rowData, columnTitles);

    table.setCellSelectionEnabled(true);
    ListSelectionModel cellSelectionModel = table.getSelectionModel();
    cellSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);

    cellSelectionModel.addListSelectionListener(new ListSelectionListener() {
        public void valueChanged(ListSelectionEvent e) {
            String selectedData = null;

            int[] selectedRow = table.getSelectedRows();
            int[] selectedColumns = table.getSelectedColumns();

            for (int i = 0; i < selectedRow.length; i++) {
                for (int j = 0; j < selectedColumns.length; j++) {
                    selectedData = (String) table.getValueAt(selectedRow[i], selectedColumns[j]);
                }/* w w w  .  j  av a  2s .  c  o m*/
            }
            System.out.println("Selected: " + selectedData);
        }

    });

    frame.add(new JScrollPane(table));

    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();
    JPanel panel = new JPanel();
    Integer[][] board = { { 1, 1, 1, 1, 2, 0, 0, 0, 0 }, { 0, 0, 5, 0, 1, 0, 0, 2, 4 },
            { 1, 0, 0, 4, 0, 0, 0, 3, 8 }, { 0, 0, 0, 6, 1, 0, 0, 3, 7 }, { 0, 0, 4, 5, 3, 8, 9, 4, 0 },
            { 8, 0, 0, 0, 1, 7, 0, 4, 0 }, { 7, 4, 0, 0, 1, 6, 0, 3, 1 }, { 6, 1, 0, 0, 1, 0, 3, 3, 0 },
            { 0, 0, 0, 0, 1, 1, 1, 1, 0 } };

    String col[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };
    JTable table = new JTable(board, col);
    panel.add(table, BorderLayout.CENTER);

    frame.add(panel);//ww w.  jav  a  2  s  .  c  o  m
    frame.setSize(800, 500);
    frame.setVisible(true);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}

---

From source file:Main.java

public static void main(String[] args) {
    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Vector<Vector<String>> rowData = new Vector<Vector<String>>();
    Vector<String> columnName = new Vector<String>(Arrays.asList("Column 1"));
    for (int i = 0; i < 2000; i++) {
        rowData.add(new Vector<String>(Arrays.asList(Integer.toString(i))));
    }//from www  .j  a va2 s  .  co m
    JTable table = new JTable(rowData, columnName);
    JScrollPane scrollPane = new JScrollPane(table);
    JScrollBar vertical = scrollPane.getVerticalScrollBar();
    vertical.setPreferredSize(new Dimension(0, 0));
    f.add(scrollPane);
    f.pack();
    f.setVisible(true);
    JViewport view = scrollPane.getViewport();
    Component[] components = view.getComponents();
    for (int i1 = 0; i1 < components.length; i1++) {
        if (components[i1] instanceof JTable) {
            System.out.println("got");
        }
    }
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    Object[][] data = { { "A", new Integer(3), new Double(7.23), new Boolean(true) },
            { "J", new Integer(2), new Double(4.64), new Boolean(false) },
            { "S", new Integer(1), new Double(8.81), new Boolean(true) } };

    String[] columns = { "Col", "Col", "Col", "Col" };

    JTable table = new JTable(data, columns);
    JScrollPane scroll = new JScrollPane(table);

    JFrame f = new JFrame();
    f.setContentPane(scroll);//from   w w w. ja va  2s  .  co  m
    f.pack();

    int x = (int) table.getTableHeader().getSize().getWidth();
    int y = (int) table.getTableHeader().getSize().getHeight() + (int) table.getSize().getHeight();

    BufferedImage bi = new BufferedImage((int) x, (int) y, BufferedImage.TYPE_INT_RGB);

    Graphics g = bi.createGraphics();
    table.getTableHeader().paint(g);
    g.translate(0, table.getTableHeader().getHeight());
    table.paint(g);
    g.dispose();

    JOptionPane.showMessageDialog(null, new JLabel(new ImageIcon(bi)));
    ImageIO.write(bi, "png", new File("c:/Java_Dev/table.png"));

    System.exit(0);
}

---

From source file:SimpleTableSample.java

public static void main(String args[]) {
    Object rows[][] = { { "one", "ichi - \u4E00" }, { "two", "ni - \u4E8C" }, { "three", "san - \u4E09" },
            { "four", "shi - \u56DB" }, { "five", "go - \u4E94" }, { "six", "roku - \u516D" },
            { "seven", "shichi - \u4E03" }, { "eight", "hachi - \u516B" }, { "nine", "kyu - \u4E5D" },
            { "ten", "ju - \u5341" } };
    Object headers[] = { "English", "Japanese" };
    String title = (args.length == 0 ? "JTable Sample" : args[0]);
    JFrame frame = new JFrame(title);
    JTable table = new JTable(rows, headers);
    JScrollPane scrollPane = new JScrollPane(table);
    frame.getContentPane().add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);//  w  ww . ja v  a  2 s. c  o  m
    frame.setVisible(true);
}

---

From source file:MainClass.java

public static void main(String args[]) {
    Object rows[][] = { { "A", "a" }, { "B", "b" }, { "E", "e" } };
    Object headers[] = { "Upper", "Lower" };

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JTable table = new JTable(rows, headers);

    TableColumnModelListener tableColumnModelListener = new TableColumnModelListener() {
        public void columnAdded(TableColumnModelEvent e) {
            System.out.println("Added");
        }/*from   ww  w  .ja  v  a  2s. c  o m*/

        public void columnMarginChanged(ChangeEvent e) {
            System.out.println("Margin");
        }

        public void columnMoved(TableColumnModelEvent e) {
            System.out.println("Moved");
        }

        public void columnRemoved(TableColumnModelEvent e) {
            System.out.println("Removed");
        }

        public void columnSelectionChanged(ListSelectionEvent e) {
            System.out.println("Selection Changed");
        }
    };

    TableColumnModel columnModel = table.getColumnModel();
    columnModel.addColumnModelListener(tableColumnModelListener);

    columnModel.setColumnMargin(12);

    TableColumn column = new TableColumn(1);
    columnModel.addColumn(column);

    JScrollPane pane = new JScrollPane(table);
    frame.add(pane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);
}

---

From source file:MainClass.java

public static void main(String args[]) {
    String rows[][] = { { "A", "a" }, { "B", "b" }, { "E", "e" } };
    String headers[] = { "Upper", "Lower" };

    JFrame frame = new JFrame("Label Header");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JTable table = new JTable(rows, headers);
    JScrollPane scrollPane = new JScrollPane(table);

    Border headerBorder = UIManager.getBorder("TableHeader.cellBorder");

    JLabel headerLabel1 = new JLabel(headers[0], JLabel.CENTER);
    headerLabel1.setBorder(headerBorder);
    JLabel headerLabel2 = new JLabel(headers[1], JLabel.CENTER);
    headerLabel2.setBorder(headerBorder);

    TableCellRenderer renderer = new JComponentTableCellRenderer();

    TableColumnModel columnModel = table.getColumnModel();

    TableColumn column0 = columnModel.getColumn(0);
    TableColumn column1 = columnModel.getColumn(1);

    column0.setHeaderRenderer(renderer);
    column0.setHeaderValue(headerLabel1);

    column1.setHeaderRenderer(renderer);
    column1.setHeaderValue(headerLabel2);

    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(300, 150);//  w w w . j  av a  2 s  .c  om
    frame.setVisible(true);
}

---

From source file:ColumnModelSample.java

public static void main(String args[]) {
    final Object rows[][] = { { "one", "1" }, { "two", "2" }, { "three", "3" } };
    final Object headers[] = { "English", "#" };
    JFrame frame = new JFrame("Scrollless Table");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JTable table = new JTable(rows, headers);

    TableColumnModelListener tableColumnModelListener = new TableColumnModelListener() {
        public void columnAdded(TableColumnModelEvent e) {
            System.out.println("Added");
        }//from  ww  w.j a v a 2  s .c  om

        public void columnMarginChanged(ChangeEvent e) {
            System.out.println("Margin");
        }

        public void columnMoved(TableColumnModelEvent e) {
            System.out.println("Moved");
        }

        public void columnRemoved(TableColumnModelEvent e) {
            System.out.println("Removed");
        }

        public void columnSelectionChanged(ListSelectionEvent e) {
            System.out.println("Selection Changed");
        }
    };
    TableColumnModel columnModel = table.getColumnModel();
    columnModel.addColumnModelListener(tableColumnModelListener);

    columnModel.setColumnMargin(12);

    TableColumn column = new TableColumn(1);
    columnModel.addColumn(column);

    JScrollPane pane = new JScrollPane(table);
    frame.add(pane, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] args) {
    JTabbedPane tabbedPane = new JTabbedPane();
    tabbedPane.setUI(new MetalTabbedPaneUI() {
        @Override// w w w .j a  va 2 s .com
        protected int calculateTabWidth(int tabPlacement, int tabIndex, FontMetrics metrics) {
            int width = super.calculateTabWidth(tabPlacement, tabIndex, metrics);
            int extra = tabIndex * 50;
            return width + extra;
        }
    });
    tabbedPane.addTab("JTable", new JScrollPane(new JTable(5, 5)));
    tabbedPane.addTab("JTree", new JScrollPane(new JTree()));
    tabbedPane.addTab("JSplitPane", new JSplitPane());

    JPanel p = new JPanel();
    p.add(tabbedPane);

    JFrame frame = new JFrame();
    frame.setContentPane(p);
    frame.pack();
    frame.setVisible(true);
}

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