我想以swing形式从jtable中删除一行
Jtable>>从Netbeans swing(Netbeans 8)自动拖动
private javax.persistence.EntityManager entityManager;
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton2;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable jTable1;
private java.util.List<javaapplication1.Orders> ordersList;
private javax.persistence.Query ordersQuery;
private org.jdesktop.beansbinding.BindingGroup bindingGroup;
Jtable数据&gt;&gt;从MySQL数据库自动绑定
我想从jtable中删除行而不是从数据库中删除
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
int selectedRow = jTable1.getSelectedRow();
if(selectedRow!=-1)
{
try {
jTable1.remove(selectedRow);
jTable1.revalidate();
} catch (Exception e) {
e.getMessage();
}
}
}
答案 0 :(得分:4)
在这一行:
jTable1.remove(selectedRow);
这种remove(int index)方法不符合您的想法。它继承自Container类,旨在从给定容器中删除组件。
而不是你需要使用TableModel并从中删除所选行。由于您使用的是matisse(NetBeans的GUI Builder),因此附加到表中的表模型将是DefaultTableModel的实例,因此您可以执行以下操作:
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
int viewIndex = jTable1.getSelectedRow();
if(viewIndex != -1) {
int modelIndex = jTable1.convertRowIndexToModel(viewIndex); // converts the row index in the view to the appropriate index in the model
DefaultTableModel model = (DefaultTableModel)jTable1.getModel();
model.removeRow(modelIndex);
}
}
请看一下:
答案 1 :(得分:0)
使用JTableBinding:
private JTableBinding<LpDetail, LpMaster, JTable> lpDetailListTableBinding;
你可以直接在pojos上执行此操作:
protected void btnEliminarItemActionPerformed(ActionEvent e) {
int sustract = tb_DetLP.getSelectedRow();
if (sustract >= 0) {
selectedItem.setLpDetailList(org.jdesktop.observablecollections.ObservableCollections
.observableList(selectedItem.getLpDetailList()));
selectedItem.getLpDetalleList().remove(sustract);
}
}