您在评论中指出:
我用一列 JCheckboxes 尝试了它,它可以工作,但我只想将它放入
一个细胞
请注意,这个要求有点棘手。我认为你可以覆盖getCellRenderer(int 行, int 列) http://docs.oracle.com/javase/7/docs/api/javax/swing/JTable.html#getCellRenderer%28int,%20int%29 and getCellEditor(int 行, int 列) http://docs.oracle.com/javase/7/docs/api/javax/swing/JTable.html#getCellEditor%28int,%20int%29方法询问单元格值的类。
这样,单元格渲染器/编辑器将是JCheckbox
即使表的行已排序或表的列已重新排列。
像这样的东西:
JTable table = new JTable(model) {
@Override
public TableCellRenderer getCellRenderer(int row, int column) {
if(getValueAt(row, column) instanceof Boolean) {
return super.getDefaultRenderer(Boolean.class);
} else {
return super.getCellRenderer(row, column);
}
}
@Override
public TableCellEditor getCellEditor(int row, int column) {
if(getValueAt(row, column) instanceof Boolean) {
return super.getDefaultEditor(Boolean.class);
} else {
return super.getCellEditor(row, column);
}
}
};
Example
这是一个完整的例子。
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.SwingUtilities;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableCellEditor;
import javax.swing.table.TableCellRenderer;
public class Demo {
private void createAndShowGUI() {
DefaultTableModel model = new DefaultTableModel(new Object[]{"Column # 1", "Column # 2"}, 0);
model.addRow(new Object[]{"Property # 1", "Value # 1"});
model.addRow(new Object[]{"Property # 2", Boolean.TRUE});
model.addRow(new Object[]{"Property # 3", "Value # 3"});
JTable table = new JTable(model) {
@Override
public TableCellRenderer getCellRenderer(int row, int column) {
if(getValueAt(row, column) instanceof Boolean) {
return super.getDefaultRenderer(Boolean.class);
} else {
return super.getCellRenderer(row, column);
}
}
@Override
public TableCellEditor getCellEditor(int row, int column) {
if(getValueAt(row, column) instanceof Boolean) {
return super.getDefaultEditor(Boolean.class);
} else {
return super.getCellEditor(row, column);
}
}
};
table.setAutoCreateRowSorter(true);
JFrame frame = new JFrame("Demo");
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
frame.getContentPane().add(new JScrollPane(table));
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
new Demo().createAndShowGUI();
}
});
}
}
截图