Java JTable.getColumnName方法代码示例

import javax.swing.JTable; //导入方法依赖的package包/类
public static void setJTableOptions(final String name, final JTable table,
                                    final Properties properties) {
    setInteger(name + "_col_count", table.getColumnCount(), properties);
    final String cNames[] = new String[table.getColumnCount()];
    for (int i = 0; i < cNames.length; i++)
        cNames[i] = table.getColumnName(i);

    for (final String element : cNames) {
        try {
            setInteger(name + "_col_" + element + "_width", table
                    .getColumn(element).getWidth(), properties);
            setInteger(name + "_col_" + element + "_index",
                    table.convertColumnIndexToView(table.getColumn(element)
                            .getModelIndex()), properties);
        } catch (final Exception e) {

        }
    }
}
 

import javax.swing.JTable; //导入方法依赖的package包/类
@Override
public Component getTableCellEditorComponent(final JTable table, Object value, boolean isSelected, final int row, final int column) {
    final JComponent c = (JComponent) super.getTableCellEditorComponent(table, value, isSelected, row, column);      
    
    this.tableModel = table.getModel();
    this.columnName = table.getColumnName(column);
    this.modelRow = table.convertRowIndexToModel(row);
    this.modelColumn = table.convertColumnIndexToModel(column);  
    this.tc = c instanceof JTextComponent ? (JTextComponent) c : null;

    JPanel panel = new JPanel(new BorderLayout()) {
        @Override
        public void addNotify() {
            super.addNotify();
            c.requestFocus();
        }
    };
    panel.add(c);
    if (suppressEditorBorder) {
        c.setBorder(BorderFactory.createEmptyBorder());
    }
    panel.add(customEditorButton, BorderLayout.EAST);
    panel.revalidate();
    panel.repaint();

    return panel;
}
 

import javax.swing.JTable; //导入方法依赖的package包/类
public String getColumnName(int c) {
    JTable table = (JTable) component;
    JTableHeader tableHeader = table.getTableHeader();
    String columnName;
    if (tableHeader != null) {
        columnName = tableHeader.getColumnModel().getColumn(c).getHeaderValue().toString();
    } else {
        columnName = table.getColumnName(c);
    }
    return columnName;
}
 

import javax.swing.JTable; //导入方法依赖的package包/类
public static void getJTableOptions(final String name, final JTable table,
                                    final Properties properties) {
    final Integer colCount = getObjectInteger(name + "_col_count",
            properties);
    if (colCount == null || colCount.intValue() != table.getColumnCount())
        return;
    final String cNames[] = new String[table.getColumnCount()];
    final Object cols[] = new Object[table.getColumnCount()];

    for (int i = 0; i < cNames.length; i++) {
        cNames[i] = table.getColumnName(i);
        cols[i] = table.getColumnModel().getColumn(i);
    }

    for (final String element : cNames) {
        final int width = getInteger(name + "_col_" + element + "_width",
                table.getColumn(element).getWidth(), properties);
        table.getColumn(element).setPreferredWidth(width);
    }

    final TableColumnModel cm = table.getColumnModel();
    final int tci[] = new int[cNames.length];
    for (int i = 0; i < cNames.length; i++)
        cm.removeColumn((TableColumn) cols[i]);

    for (int i = 0; i < cNames.length; i++) {
        tci[i] = getInteger(name + "_col_" + cNames[i] + "_index", i,
                properties);
    }

    for (int i = 0; i < cNames.length; i++)
        for (int j = 0; j < cNames.length; j++)
            if (tci[j] == i)
                cm.addColumn((TableColumn) cols[j]);

}
 

import javax.swing.JTable; //导入方法依赖的package包/类
/**
 * Erzeugt die Tabelle für die Anzeige der Medien.
 */
private void erzeugeMedienTable()
{
    JScrollPane medienAuflisterScrollPane = new JScrollPane();
    medienAuflisterScrollPane.setBorder(BorderFactory.createTitledBorder(
            null, "Medien", TitledBorder.LEADING,
            TitledBorder.DEFAULT_POSITION, UIConstants.HEADER_FONT));
    medienAuflisterScrollPane.setBackground(UIConstants.BACKGROUND_COLOR);
    medienAuflisterScrollPane.getVerticalScrollBar()
        .setBackground(UIConstants.BACKGROUND_COLOR);
    medienAuflisterScrollPane.getHorizontalScrollBar()
        .setBackground(UIConstants.BACKGROUND_COLOR);

    _ausleiheMedienTableModel = new AusleiheMedienTableModel();
    _medienTable = new JTable();
    medienAuflisterScrollPane.setViewportView(_medienTable);
    _medienTable.setModel(_ausleiheMedienTableModel);
    JTableHeader tableHeader = _medienTable.getTableHeader();
    tableHeader.setFont(UIConstants.HEADER_FONT);
    tableHeader.setReorderingAllowed(false);
    tableHeader.setResizingAllowed(false);
    _medienTable.setFont(UIConstants.TEXT_FONT);
    // Text in der 3. Spalte mittig ausrichten
    DefaultTableCellRenderer renderer = new DefaultTableCellRenderer();
    renderer.setHorizontalAlignment(JLabel.CENTER);
    String columnName = _medienTable.getColumnName(2);
    TableColumn column = _medienTable.getColumn(columnName);
    column.setCellRenderer(renderer);

    _hauptPanel.add(medienAuflisterScrollPane, BorderLayout.CENTER);
}
 

import javax.swing.JTable; //导入方法依赖的package包/类
public static void exportModelToCSV(JTable table, File file, Boolean hflag) throws IOException {
        removeEmptyRows(table);
        cancelEditing(table);
        ArrayList<String[]> data = new ArrayList<>();
        ArrayList<Integer> expList = new ArrayList<>();
        ArrayList<String> row = new ArrayList<>();
        int colCount = table.getColumnModel().getColumnCount(),
                rowCount = table.getModel().getRowCount(), i;
        for (i = 0; i < colCount; i++) {
            Object hval = table.getColumnName(i);
            if (hval == null || "".equals(hval.toString())) {
                expList.add(i);
            } else {
                row.add(hval.toString());
            }
        }
        data.add(row.toArray(new String[row.size()]));
        for (i = 0; i < rowCount; i++) {
            row.clear();
            for (int j = 0; j < colCount; j++) {
                if (!expList.contains(j)) {
                    Object val = table.getModel().getValueAt(i, j);
                    row.add((val == null) ? "" : val.toString());
                }
            }
            data.add(row.toArray(new String[row.size()]));
        }
//        try (CSVWriter<String[]> csvWriter = CSVWriterBuilder.newDefaultWriter(new FileWriter(file))) {
//            csvWriter.writeAll(data);
//        }

    }