docs: private void cmbJDBCURLItemStateChanged(java.awt.event.ItemEvent evt)//GEN-FIRST:event_cmbJDBCURLItemStateChanged
      {//GEN-HEADEREND:event_cmbJDBCURLItemStateChanged
          if (this.cmbJDBCDriver.getSelectedItem() != null &&
              this.cmbJDBCURL.getSelectedItem() != null)
          {
              this.pbTest.setEnabled(true);
              this.pbOpen.setEnabled(true);
          }
          else
          {
              this.pbTest.setEnabled(false);
              this.pbOpen.setEnabled(false);        
          }            
      }