Example usage for javax.swing.table TableColumn setPreferredWidth

Introduction

In this page you can find the example usage for javax.swing.table TableColumn setPreferredWidth.

Prototype

@BeanProperty(description = "The preferred width of the column.")
public void setPreferredWidth(int preferredWidth) 

Source Link

Document

Sets this column's preferred width to preferredWidth.

Usage

From source file:Main.java

public static void main(String[] argv) {
    int rows = 3;
    int cols = 3;
    JTable table = new JTable(rows, cols);

    // //from w w  w . j  av  a2  s. co m
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
    TableColumn col = table.getColumnModel().getColumn(0);
    int width = 100;
    col.setPreferredWidth(width);
}

---

From source file:Main.java

public static void main(String[] argv) throws Exception {
    int rows = 3;
    int cols = 3;
    JTable table = new JTable(rows, cols);

    TableColumn col = table.getColumnModel().getColumn(0);
    col.setMinWidth(100);//www  .  ja  v a  2  s  .c  om
    col.setMaxWidth(100);
    col.setPreferredWidth(100);

}

---

From source file:ResizeColumnWidth.java

public static void main(String args[]) {

    final Object rowData[][] = { { "1", "one", "I" }, { "2", "two", "II" }, { "3", "three", "III" } };
    final String columnNames[] = { "#", "English", "Roman" };

    final JTable table = new JTable(rowData, columnNames);
    JScrollPane scrollPane = new JScrollPane(table);

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

    frame.add(scrollPane, BorderLayout.CENTER);

    TableColumn column = null;
    for (int i = 0; i < 3; i++) {
        column = table.getColumnModel().getColumn(i);
        if (i == 2) {
            column.setPreferredWidth(100); //sport column is bigger
        } else {//w  w  w.  j av a2 s.c o m
            column.setPreferredWidth(50);
        }
    }

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

}

---

From source file:Main.java

/**
 * Resizes the columns to match content while keeping the table the same
 * size. This means that the last column may be larger than the content.
 *///from   www .j a v  a2  s  . c o m
public static void resizeTableColumns(JTable table) {
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

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

        if (i == table.getColumnCount() - 1) {
            col.setPreferredWidth(table.getWidth() - totalWidth);
            table.setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN);
            return;
        }

        int width = 0;
        TableCellRenderer renderer = col.getHeaderRenderer();
        if (renderer == null) {
            renderer = table.getTableHeader().getDefaultRenderer();
        }
        Component comp = renderer.getTableCellRendererComponent(table, col.getHeaderValue(), false, false, -1,
                i);
        width = Math.max(width, comp.getPreferredSize().width);
        for (int r = 0; r < table.getRowCount(); r++) {
            renderer = table.getCellRenderer(r, i);
            comp = renderer.getTableCellRendererComponent(table, table.getValueAt(r, i), false, false, r, i);
            width = Math.max(width, comp.getPreferredSize().width);
        }
        totalWidth += width + 2;
        col.setPreferredWidth(width + 2);
    }
}

---

From source file:Main.java

/**
 * Setups the given table for usage as row-header. This method setups the background color to
 * the same one than the column headers.
 *
 * {@note In a previous version, we were assigning to the row headers the same cell renderer than
 *        the one created by <cite>Swing</cite> for the column headers. But it produced strange
 *        effects when the L&F uses a vertical grandiant instead than a uniform color.}
 *
 * @param  table The table to setup as row headers.
 * @return The renderer which has been assigned to the table.
 *//*  w ww.  j a v a  2 s  .  co  m*/
public static TableCellRenderer setupAsRowHeader(final JTable table) {
    final JTableHeader header = table.getTableHeader();
    Color background = header.getBackground();
    Color foreground = header.getForeground();
    if (background == null || background.equals(table.getBackground())) {
        if (!SystemColor.control.equals(background)) {
            background = SystemColor.control;
            foreground = SystemColor.controlText;
        } else {
            final Locale locale = table.getLocale();
            background = UIManager.getColor("Label.background", locale);
            foreground = UIManager.getColor("Label.foreground", locale);
        }
    }
    final DefaultTableCellRenderer renderer = new DefaultTableCellRenderer();
    renderer.setBackground(background);
    renderer.setForeground(foreground);
    renderer.setHorizontalAlignment(DefaultTableCellRenderer.RIGHT);
    final TableColumn column = table.getColumnModel().getColumn(0);
    column.setCellRenderer(renderer);
    column.setPreferredWidth(60);
    table.setPreferredScrollableViewportSize(table.getPreferredSize());
    table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    table.setCellSelectionEnabled(false);
    return renderer;
}

---

From source file:org.drugis.mtc.gui.results.ResultsComponentFactory.java

private static JTable createTableWithoutHeaders(NetworkRelativeEffectTableModel dm) {
    final JTable table = new JTable(dm);
    table.setTableHeader(null);/*w  w  w  .j av a 2 s  . com*/
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
    for (final TableColumn c : Collections.list(table.getColumnModel().getColumns())) {
        c.setMinWidth(170);
        c.setPreferredWidth(170);
    }

    TableCopyHandler.registerCopyAction(table);
    return table;
}

---

From source file:Main.java

public static void sizeWidthToFitData(JTable table, int vc, int buf) {
    TableColumn tc = table.getColumnModel().getColumn(vc);

    int max = table.getTableHeader().getDefaultRenderer()
            .getTableCellRendererComponent(table, tc.getHeaderValue(), false, false, 0, vc)
            .getPreferredSize().width;//from ww  w .  j av  a2s  . com

    int vrows = table.getRowCount();
    for (int i = 0; i < vrows; i++) {
        TableCellRenderer r = table.getCellRenderer(i, vc);
        Object value = table.getValueAt(i, vc);
        Component c = r.getTableCellRendererComponent(table, value, false, false, i, vc);
        int w = c.getPreferredSize().width;
        if (max < w) {
            max = w;
        }
    }

    tc.setPreferredWidth(max + buf);
}

---

From source file:Main.java

/**
 * Auto fit the column of a table.//from   ww w . ja v  a 2 s .c o m
 * @param table the table for which to auto fit the columns.
 * @param columnIndex the index of the column to auto fit.
 * @param maxWidth the maximum width that a column can take (like Integer.MAX_WIDTH).
 */
public static void autoFitTableColumn(JTable table, int columnIndex, int maxWidth) {
    TableModel model = table.getModel();
    TableCellRenderer headerRenderer = table.getTableHeader().getDefaultRenderer();
    int rowCount = table.getRowCount();
    for (int i = columnIndex >= 0 ? columnIndex : model.getColumnCount() - 1; i >= 0; i--) {
        TableColumn column = table.getColumnModel().getColumn(i);
        int headerWidth = headerRenderer
                .getTableCellRendererComponent(table, column.getHeaderValue(), false, false, 0, 0)
                .getPreferredSize().width;
        int cellWidth = 0;
        for (int j = 0; j < rowCount; j++) {
            Component comp = table.getDefaultRenderer(model.getColumnClass(i))
                    .getTableCellRendererComponent(table, table.getValueAt(j, i), false, false, 0, i);
            int preferredWidth = comp.getPreferredSize().width;
            // Artificial space to look nicer.
            preferredWidth += 10;
            cellWidth = Math.max(cellWidth, preferredWidth);
        }
        // Artificial space for the sort icon.
        headerWidth += 20;
        column.setPreferredWidth(Math.min(Math.max(headerWidth, cellWidth) + table.getRowMargin(), maxWidth));
        if (columnIndex >= 0) {
            break;
        }
    }
}

---

From source file:Main.java

/**
 * Adjusts the widths and heights of the cells of the supplied table to fit their contents.
 *///from  ww w  . j av  a  2  s  . c o  m
public static void sizeToContents(JTable table) {
    TableModel model = table.getModel();
    TableColumn column = null;
    Component comp = null;
    int ccount = table.getColumnModel().getColumnCount(), rcount = model.getRowCount(), cellHeight = 0;

    for (int cc = 0; cc < ccount; cc++) {
        int headerWidth = 0, cellWidth = 0;
        column = table.getColumnModel().getColumn(cc);
        try {
            comp = column.getHeaderRenderer().getTableCellRendererComponent(null, column.getHeaderValue(),
                    false, false, 0, 0);
            headerWidth = comp.getPreferredSize().width;
        } catch (NullPointerException e) {
            // getHeaderRenderer() this doesn't work in 1.3
        }

        for (int rr = 0; rr < rcount; rr++) {
            Object cellValue = model.getValueAt(rr, cc);
            comp = table.getDefaultRenderer(model.getColumnClass(cc)).getTableCellRendererComponent(table,
                    cellValue, false, false, 0, cc);
            Dimension psize = comp.getPreferredSize();
            cellWidth = Math.max(psize.width, cellWidth);
            cellHeight = Math.max(psize.height, cellHeight);
        }
        column.setPreferredWidth(Math.max(headerWidth, cellWidth));
    }

    if (cellHeight > 0) {
        table.setRowHeight(cellHeight);
    }
}

---

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();/* w  ww. ja  va  2s  .com*/
        col.setPreferredWidth(col.getWidth() + 5);
        col.setMaxWidth(col.getWidth() + 5);
    }

    JScrollPane sp = new JScrollPane(table);

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

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• »