jtable列表自适应大小
时间：2010-07-19 来源：云少嘎嘎嘎
- 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);
- }
- }
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