Example usage for javax.swing JTable getColumnModel

Introduction

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

Prototype

public TableColumnModel getColumnModel() 

Source Link

Document

Returns the TableColumnModel that contains all column information of this table.

Usage

From source file:edu.ku.brc.specify.utilapps.SetUpBuildDlg.java

/**
 * @param table/*  w ww. ja  va 2s  . c  o m*/
 */
public static void calcColumnWidths(JTable table) {
    JTableHeader header = table.getTableHeader();

    TableCellRenderer defaultHeaderRenderer = null;

    if (header != null) {
        defaultHeaderRenderer = header.getDefaultRenderer();
    }

    TableColumnModel columns = table.getColumnModel();
    TableModel data = table.getModel();

    int margin = columns.getColumnMargin(); // only JDK1.3

    int rowCount = data.getRowCount();

    int totalWidth = 0;

    for (int i = columns.getColumnCount() - 1; i >= 0; --i) {
        TableColumn column = columns.getColumn(i);

        int columnIndex = column.getModelIndex();

        int width = -1;

        TableCellRenderer h = column.getHeaderRenderer();

        if (h == null)
            h = defaultHeaderRenderer;

        if (h != null) // Not explicitly impossible
        {
            Component c = h.getTableCellRendererComponent(table, column.getHeaderValue(), false, false, -1, i);

            width = c.getPreferredSize().width;
        }

        for (int row = rowCount - 1; row >= 0; --row) {
            TableCellRenderer r = table.getCellRenderer(row, i);

            Component c = r.getTableCellRendererComponent(table, data.getValueAt(row, columnIndex), false,
                    false, row, i);

            width = Math.max(width, c.getPreferredSize().width + 10); // adding an arbitray 10 pixels to make it look nicer
        }

        if (width >= 0) {
            column.setPreferredWidth(width + margin); // <1.3: without margin
        } else {
            // ???
        }

        totalWidth += column.getPreferredWidth();
    }
}

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From source file:Main.java

public TableColumn[] getColumnsInView(JTable table) {
    TableColumn[] result = new TableColumn[table.getColumnCount()];

    // Use a for loop
    for (int c = 0; c < table.getColumnCount(); c++) {
        result[c] = table.getColumnModel().getColumn(c);
    }//w w  w .ja  v  a  2 s.  com

    return result;
}

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From source file:TableIt.java

public TableIt() {
    JFrame f = new JFrame();
    TableModel tm = new MyTableModel();
    final JTable table = new JTable(tm);

    TableColumnModel tcm = table.getColumnModel();
    TableColumn column = tcm.getColumn(tcm.getColumnCount() - 1);
    TableCellRenderer renderer = new MyTableCellRenderer();
    column.setCellRenderer(renderer);/*  w  w  w.j  av a 2 s  . com*/

    JButton selectionType = new JButton("Next Type");
    selectionType.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            boolean rowSet = table.getRowSelectionAllowed();
            boolean colSet = table.getColumnSelectionAllowed();
            boolean cellSet = table.getCellSelectionEnabled();

            boolean setRow = !rowSet;
            boolean setCol = rowSet ^ colSet;
            boolean setCell = rowSet & colSet;

            table.setCellSelectionEnabled(setCell);
            table.setColumnSelectionAllowed(setCol);
            table.setRowSelectionAllowed(setRow);
            System.out.println("Row Selection Allowed? " + setRow);
            System.out.println("Column Selection Allowed? " + setCol);
            System.out.println("Cell Selection Enabled? " + setCell);
            table.repaint();
        }
    });
    JButton selectionMode = new JButton("Next Mode");
    selectionMode.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            ListSelectionModel lsm = table.getSelectionModel();
            int mode = lsm.getSelectionMode();
            int nextMode;
            String nextModeString;
            if (mode == ListSelectionModel.SINGLE_SELECTION) {
                nextMode = ListSelectionModel.SINGLE_INTERVAL_SELECTION;
                nextModeString = "Single Interval Selection";
            } else if (mode == ListSelectionModel.SINGLE_INTERVAL_SELECTION) {
                nextMode = ListSelectionModel.MULTIPLE_INTERVAL_SELECTION;
                nextModeString = "Multiple Interval Selection";
            } else {
                nextMode = ListSelectionModel.SINGLE_SELECTION;
                nextModeString = "Single Selection";
            }
            lsm.setSelectionMode(nextMode);
            System.out.println("Selection Mode: " + nextModeString);
            table.repaint();
        }
    });
    JPanel jp = new JPanel();
    jp.add(selectionType);
    jp.add(selectionMode);
    JScrollPane jsp = new JScrollPane(table);
    Container c = f.getContentPane();
    c.add(jsp, BorderLayout.CENTER);
    c.add(jp, BorderLayout.SOUTH);
    f.setSize(300, 250);
    f.show();
}

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From source file:Main.java

public Main() {
    JTable table = new JTable(3, 3);
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

    for (int i = 0; i < table.getColumnCount(); i++) {
        DefaultTableColumnModel colModel = (DefaultTableColumnModel) table.getColumnModel();
        TableColumn col = colModel.getColumn(i);
        int width = 0;

        TableCellRenderer renderer = col.getHeaderRenderer();
        if (renderer == null) {
            renderer = table.getTableHeader().getDefaultRenderer();
        }/* www  .j  av  a  2  s  .  c  o m*/
        Component comp = renderer.getTableCellRendererComponent(table, col.getHeaderValue(), false, false, 0,
                0);
        width = comp.getPreferredSize().width;
        col.setPreferredWidth(width + 2);
    }
    JFrame f = new JFrame();
    f.add(new JScrollPane(table));
    f.setSize(300, 300);
    f.setVisible(true);
}

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From source file:Main.java

public Main() {
    JTable table = new JTable(3, 3);
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

    for (int i = 0; i < table.getColumnCount(); i++) {
        DefaultTableColumnModel colModel = (DefaultTableColumnModel) table.getColumnModel();
        TableColumn col = colModel.getColumn(i);
        int width = 0;

        TableCellRenderer renderer = col.getHeaderRenderer();
        for (int r = 0; r < table.getRowCount(); r++) {
            renderer = table.getCellRenderer(r, i);
            Component comp = renderer.getTableCellRendererComponent(table, table.getValueAt(r, i), false, false,
                    r, i);//from   w  ww.j  a  v  a  2 s .  c  o  m
            width = Math.max(width, comp.getPreferredSize().width);
        }
        col.setPreferredWidth(width + 2);
    }
    JFrame f = new JFrame();
    f.add(new JScrollPane(table));
    f.setSize(300, 300);
    f.setVisible(true);
}

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From source file:com.sec.ose.osi.ui.frm.main.manage.AddProjectTableModel.java

public void setColumnWidth(JTable table) {
    TableColumnModel cm = table.getColumnModel();

    for (int i = 0; i < columnWidth.length; i++) {
        cm.getColumn(i).setPreferredWidth(columnWidth[i]);
    }/*from   w w w.j av a2  s .  co m*/
}

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From source file:MFPIM.NotificationFrame.java

public void ChangeName(JTable table, int col_index, String col_name) {
    table.getColumnModel().getColumn(col_index).setHeaderValue(col_name);
}

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From source file:GeMSE.GS.Analysis.Stats.OneSampleCovariancePanel.java

public void ResizeColumnWidth(JTable table) {
    final TableColumnModel columnModel = table.getColumnModel();
    for (int column = 0; column < table.getColumnCount(); column++) {
        int width = 50; // Min width

        TableColumn tableColumn = columnModel.getColumn(column);
        TableCellRenderer renderer = tableColumn.getHeaderRenderer();
        if (renderer == null)
            renderer = table.getTableHeader().getDefaultRenderer();

        Component component = renderer.getTableCellRendererComponent(table, tableColumn.getHeaderValue(), false,
                false, -1, column);// w w w . j  a va  2s  .  c  o  m
        width = Math.max(component.getPreferredSize().width + 5, width);

        for (int row = 0; row < table.getRowCount(); row++) {
            renderer = table.getCellRenderer(row, column);
            Component comp = table.prepareRenderer(renderer, row, column);
            width = Math.max(comp.getPreferredSize().width + 5, width);
        }
        if (width > 400)
            width = 400;
        columnModel.getColumn(column).setPreferredWidth(width);
    }
}

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From source file:ThreadViewer.java

public ThreadViewer() {

    JTable table = new JTable(tableModel);
    table.setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN);

    TableColumnModel colModel = table.getColumnModel();
    int numColumns = colModel.getColumnCount();

    for (int i = 0; i < numColumns - 1; i++) {
        TableColumn col = colModel.getColumn(i);

        col.sizeWidthToFit();//  ww w .  j  a  v a2 s.  co  m
        col.setPreferredWidth(col.getWidth() + 5);
        col.setMaxWidth(col.getWidth() + 5);
    }

    JScrollPane sp = new JScrollPane(table);

    setLayout(new BorderLayout());
    add(sp, BorderLayout.CENTER);
}

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From source file:Visuals.RingChart.java

public JPanel addDefenceCharts() {
    lowValue = "Low (" + low + ")";
    ChartPanel ringPanel = drawRingChart();
    ringPanel.setDomainZoomable(true);//from   w  w  w .j  a  v a2s .  c  o  m
    JPanel thisRingPanel = new JPanel();
    thisRingPanel.setLayout(new BorderLayout());
    String[][] finalRisks = new String[riskCount][4];
    for (int i = 0; i < riskCount; i++) {
        finalRisks[i][0] = risks[i][0];
        finalRisks[i][1] = risks[i][1];
        finalRisks[i][2] = risks[i][2];
        finalRisks[i][3] = risks[i][3];
    }

    JTable table = new JTable(finalRisks, networkDefenceColumns);
    TableColumn tcol = table.getColumnModel().getColumn(2);
    table.removeColumn(tcol);
    table.setEnabled(false);

    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

    int width = 0;
    for (int row = 0; row < table.getRowCount(); row++) {
        TableCellRenderer renderer = table.getCellRenderer(row, 1);
        Component comp = table.prepareRenderer(renderer, row, 1);
        width = Math.max(comp.getPreferredSize().width, width);
    }

    table.getColumnModel().getColumn(1).setPreferredWidth(width);

    width = 0;
    for (int row = 0; row < table.getRowCount(); row++) {
        TableCellRenderer renderer = table.getCellRenderer(row, 2);
        Component comp = table.prepareRenderer(renderer, row, 2);
        width = Math.max(comp.getPreferredSize().width, width);
    }

    table.getColumnModel().getColumn(2).setPreferredWidth(width);
    table.setShowHorizontalLines(true);
    table.setRowHeight(40);

    JScrollPane tableScrollPane = new JScrollPane(table, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
            JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);

    Dimension d = table.getPreferredSize();
    tableScrollPane
            .setPreferredSize(new Dimension((d.width - 400), (table.getRowHeight() + 1) * (riskCount + 1)));

    JLabel right = new JLabel(
            "                                                                                                    ");
    thisRingPanel.add(right, BorderLayout.EAST);
    thisRingPanel.add(ringPanel, BorderLayout.CENTER);
    thisRingPanel.add(tableScrollPane, BorderLayout.SOUTH);
    return thisRingPanel;
}

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