[英]How do i set the value in jTextField when i click an Item in jComboBox?
How do i set the value in jTextField when i click an Item in jComboBox? 单击jComboBox中的项目时,如何在jTextField中设置值? Like when i select Platinum in jComboBox the jTextField will display its value like 15% or Gold and set the jTextField to 10% 就像当我在jComboBox中选择Platinum时,jTextField将显示其值,例如15%或Gold,并将jTextField设置为10%
membox.addItemListener(new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
if(e.getStateChange() == ItemEvent.SELECTED) {
jTextField6.setText((String) membox.getSelectedItem());
}
}
}); });
im stuck here it only displays what i clicked in the jComboBox any help will be so much appreciated thank you in advance 我卡在这里,它只显示我在jComboBox中单击的内容,将不胜感激,谢谢您提前
Create a class 建立课程
public class ItemClass {
private String name;
private String value;
public ItemClass(String name1, String value1) {
name = name1;
value = value1;
}
@Override
public String toString()
{
return name;
}
public String getValue() {
return value;
}
}
and add this code in yours... 并在您的代码中添加此代码...
ItemClass oro = new ItemClass("gold","10%");
ItemClass platino = new ItemClass("platinum","15%");
JComboBox jc = new JComboBox();
jc = membox;
jc.addItem(oro);
jc.addItem(platino);
membox.addItemListener(new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
if(e.getStateChange() == ItemEvent.SELECTED) {
Object obj=(Object) membox.getSelectedItem();
ItemClass itemclass=(ItemClass)obj;
String value = itemclass.getValue();
jTextField6.setText(value);
}
}
});
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.