jTable checkbox and removing row

i am using jtable swing, there is checkbox inside jtable of mine, what would be the best way 开发者_JAVA技巧to removeRow of checked checkbox only?

i am using defaultTableModel and removeRow, i need to know how to get the TRUE value of ticked checkbox.

When you set a JCheckBox to the cell editor, then you can read its value as Boolean.

class TableModel extends DefaultTableModel { 

  public TableModel(Object[] headers) { 
    super(null, headers);
  } 

  public Class getColumnClass(int c) { 
    switch (c) { 
      case 0: return Boolean.class;
      default: return String.class; 
    } 
  } 

  public boolean isCellEditable(int row, int column) { 
    if (column == 0) return true;
    return false;
  } 
}

TableModel tableModel = new TableModel(<headers as String []>);
JTable table = new JTable(tableModel);
....

TableColumnModel columnModel = table.getColumnModel();
// setting the first column to use checkboxes
columnModel.getColumn(0).setCellEditor(new DefaultCellEditor(new JCheckBox()));
...

int rowCount = tableModel.getRowCount();
for(int i=0; i<rowCount; i++) {
  Boolean selected = (Boolean)tableModel.getValueAt(0, 0);
  if(selected) {
    tableModel.removeRow(0);
  }
}

If you need to implement the 'Remove all selected' you may consider the following TableModel extension, that will save some repaints (which may give better user experience):

import javax.swing.table.DefaultTableModel;

public class RemoveCheckedRowsTableModel extends DefaultTableModel {

public void removeCheckedRows(int removeCheckBoxColumn) {
  int beginRow = 0;
  int endRow = 0;

 RangeSearch: while (beginRow < dataVector.size()) {
     while (getValueAt(beginRow, removeCheckBoxColumn).equals(Boolean.FALSE)) {
        beginRow++;
        endRow++;
        if (beginRow >= dataVector.size()) {
           break RangeSearch;
        }  
     }
     while ((endRow + 1) < dataVector.size() 
            && getValueAt((endRow + 1), removeCheckBoxColumn).equals(Boolean.TRUE)) {
        endRow++;
     }
     for (int i = beginRow; i <= endRow; i++) {
        dataVector.removeElementAt(beginRow);
     }
     fireTableRowsDeleted(beginRow, endRow);
     endRow = ++beginRow;
  }

}
}