Example usage for javax.swing.table DefaultTableModel getColumnClass

Introduction

In this page you can find the example usage for javax.swing.table DefaultTableModel getColumnClass.

Prototype

public Class<?> getColumnClass(int columnIndex) 

Source Link

Document

Returns Object.class regardless of columnIndex.

Usage

From source file:edu.ku.brc.specify.plugins.sgr.SGRResultsDisplay.java

private JTable createTable(DefaultTableModel resultsTableModel, final List<List<Color>> rowColors) {
    JTable table = new JTable(resultsTableModel) {
        public Component prepareRenderer(TableCellRenderer renderer, int rowIndex, int colIndex) {
            Component c = super.prepareRenderer(renderer, rowIndex, colIndex);

            final Color bgColor = isCellSelected(rowIndex, colIndex) ? getSelectionBackground()
                    : rowColors.get(rowIndex).get(colIndex);

            c.setBackground(bgColor);/*w ww . j ava2  s .  c  o  m*/
            return c;
        }
    };

    DefaultTableCellRenderer tcr = getTableCellRenderer();//model.getRowInfoList());
    for (int i = 0; i < resultsTableModel.getColumnCount(); i++) {
        if (resultsTableModel.getColumnClass(i) != Boolean.class) {
            table.setDefaultRenderer(resultsTableModel.getColumnClass(i), tcr);
        }
    }

    table.setCellSelectionEnabled(true);

    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

    UIHelper.makeTableHeadersCentered(table, false);
    table.setDefaultRenderer(String.class, new BiColorTableCellRenderer(false));
    table.setRowHeight(ROW_HEIGHT);

    autoResizeColWidth(table, resultsTableModel);
    return table;
}

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From source file:edu.ku.brc.specify.tasks.subpane.ESResultsTablePanel.java

/**
 * @param table//w  ww .j a  va  2  s. c o m
 * @param model
 */
protected void autoResizeColWidth(final JTable table, final DefaultTableModel model) {
    table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
    table.setModel(model);

    int margin = 5;

    DefaultTableColumnModel colModel = (DefaultTableColumnModel) table.getColumnModel();

    int preferredWidthTotal = 0;
    int renderedWidthTotal = 0;
    int[] colWidths = new int[table.getColumnCount()];
    int[] strWidths = new int[table.getColumnCount()];
    for (int i = 0; i < table.getColumnCount(); i++) {
        int vColIndex = i;
        TableColumn col = colModel.getColumn(vColIndex);
        int width = 0;

        TableCellRenderer headerRenderer = col.getHeaderRenderer();
        if (headerRenderer instanceof JLabel) {
            ((JLabel) headerRenderer).setHorizontalAlignment(SwingConstants.CENTER);
        }

        // Get width of column header
        TableCellRenderer renderer = col.getCellRenderer();
        if (renderer == null) {
            renderer = table.getTableHeader().getDefaultRenderer();
        }

        Component comp = renderer.getTableCellRendererComponent(table, col.getHeaderValue(), false, false, 0,
                0);

        width = comp.getPreferredSize().width;

        // Get maximum width of column data
        int strWidth = 0;
        boolean isString = model.getColumnClass(i) == String.class;
        for (int r = 0; r < table.getRowCount(); r++) {
            renderer = table.getCellRenderer(r, vColIndex);
            Object objVal = table.getValueAt(r, vColIndex);
            if (isString && objVal != null) {
                strWidth = Math.max(strWidth, ((String) objVal).length());
            }
            comp = renderer.getTableCellRendererComponent(table, objVal, false, false, r, vColIndex);
            width = Math.max(width, comp.getPreferredSize().width);
        }

        // Add margin
        width += 2 * margin;

        preferredWidthTotal += col.getPreferredWidth();
        colWidths[i] = width;
        strWidths[i] = strWidth;

        renderedWidthTotal += width;
    }

    if (renderedWidthTotal > preferredWidthTotal) {
        for (int i = 0; i < table.getColumnCount(); i++) {
            TableColumn col = colModel.getColumn(i);
            TableCellRenderer renderer = col.getCellRenderer();
            if (renderer != null) {
                ((JLabel) renderer).setHorizontalAlignment(
                        strWidths[i] > 20 ? SwingConstants.LEFT : SwingConstants.CENTER);
                //((JLabel)renderer).setHorizontalAlignment(SwingConstants.LEFT);
            }

            if (model.getColumnCount() > 3 && renderedWidthTotal > preferredWidthTotal) {
                col.setPreferredWidth(colWidths[i]);
            }
        }
    }

    ((DefaultTableCellRenderer) table.getTableHeader().getDefaultRenderer())
            .setHorizontalAlignment(SwingConstants.LEFT);

    // table.setAutoCreateRowSorter(true);
    table.getTableHeader().setReorderingAllowed(false);
}

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