所以我想做的是创建一个组合框,当第一个组合框中的值更改时,在本例中为“ FlightNumber”。在同一窗口的另一个组合框中,将字符串数组更改为“ Baggage”,具体取决于在FlightNumber组合框中选择的值。
每次尝试执行此操作时,都会从下拉菜单中选择一个航班号,然后程序会挂起。
private void jComboBox_flightNumberActionPerformed(java.awt.event.ActionEvent evt) {
int number = Integer.parseInt((String)jComboBox_flightNumber.getSelectedItem());
boolean found = false;
int baggageSize = 0;
int counter;
System.out.println(this.flightList.size());
System.out.println(number);
for(counter = 0; counter < this.flightList.size() || !found; counter++){
Flight flight = this.flightList.get(counter);
if(flight.getFlightID() == number) {
found = true;
baggageSize = flight.getBaggage();
System.out.println(baggageSize);
}else{
found = false;
}
}
String [] baggageLength = new String[baggageSize];
for(int x = 0;counter < baggageLength.length; x++) {
baggageLength[counter] = Integer.toString((x+1));
}
this.baggageSize = baggageLength;
jComboBox_baggage.setModel(new javax.swing.DefaultComboBoxModel<>(this.baggageSize));
jComboBox_baggage.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jComboBox_baggageActionPerformed(evt);
}
});
}