jtable列表自适应大小

转载：http://blog.chinaunix.net/uid-20771867-id-83272.html

• public void FitTableColumns(JTable myTable) {
• JTableHeader header = myTable.getTableHeader();
• int rowCount = myTable.getRowCount();
• Enumeration columns = myTable.getColumnModel().getColumns();
• while (columns.hasMoreElements()) {
• TableColumn column = (TableColumn) columns.nextElement();
• int col = header.getColumnModel().getColumnIndex(column.getIdentifier());
• int width = (int) myTable.getTableHeader().getDefaultRenderer()
• .getTableCellRendererComponent(myTable, column.getIdentifier(), false, false,
• -1, col).getPreferredSize().getWidth();
• for (int row = 0; row < rowCount; row++) {
• int preferedWidth = (int) myTable.getCellRenderer(row, col)
• .getTableCellRendererComponent(myTable, myTable.getValueAt(row, col),
• false, false, row, col).getPreferredSize().getWidth();
• width = Math.max(width, preferedWidth);
• }
• header.setResizingColumn(column); // 此行很重要
• column.setWidth(width + myTable.getIntercellSpacing().width);
• }
• }