public boolean dbOpenList(Connection connection, String sql) {
dbClearList();
this.oldSql = sql;
this.oldConnection = connection;
// apre il resultset da abbinare
ResultSet resu = null;
ResultSetMetaData meta;
try {
stat = connection.createStatement();
resu = stat.executeQuery(sql);
meta = resu.getMetaData();
if (meta.getColumnCount() > 1) {
this.contieneChiavi = true;
}
// righe
while (resu.next()) {
for (int i = 1; i <= meta.getColumnCount(); ++i) {
if (i == 1) {
dbItems.add((Object) resu.getString(i));
lm.addElement((Object) resu.getString(i));
} else if (i == 2) {
dbItemsK.add((Object) resu.getString(i));
// debug
// System.out.println("list:" + String.valueOf(i) + ":" + resu.getString(i));
} else if (i == 3) {
dbItemsK2.add((Object) resu.getString(i));
}
}
}
this.setModel(lm);
// vado al primo
if (dbTextAbbinato != null) {
// debug
// javax.swing.JOptionPane.showMessageDialog(null,this.getKey(0).toString());
dbTextAbbinato.setText(this.getKey(0).toString());
}
return (true);
} catch (Exception e) {
javax.swing.JOptionPane.showMessageDialog(null, e.toString());
e.printStackTrace();
return (false);
} finally {
try {
stat.close();
} catch (Exception e) {
}
try {
resu.close();
} catch (Exception e) {
}
meta = null;
}
}
void this_itemStateChanged(ItemEvent e) {
// quando cambiano item
// debug
// javax.swing.JOptionPane.showMessageDialog(null,"text field ite");
if (dbTextAbbinato != null) {
if (this.getSelectedIndex() >= 0 && this.getSelectedIndex() < this.dbItemsK.size()) {
dbTextAbbinato.setText(this.getSelectedKey().toString());
}
}
// debug
// javax.swing.JOptionPane.showMessageDialog(null,"combo changed");
dbModificato = true;
tnxDbPanel temp = (tnxDbPanel) this.getParent();
boolean res = temp.dbCheckModificati();
}