[code=Java][/code]
class ButtonAction implements ActionListener{
MyLinkedList list1 = new MyLinkedList();
public void actionPerformed(ActionEvent e){
if(e.getSource() == button1){
String s1 = text1.getText();
String s2 = "02";
list1.add(list1.size(),s1);
list1.add(list1.size(),s2);
int n = list1.getSection(s1);// 这个地方 ，s1改s2 就会出错
text3.setText((String)list1.getElement(n));
}
else if(e.getSource() == button2){
String s2 = text2.getText();//这个地方 还是会报错 为什么在上面就能行呢？？
int n = list1.getSection(s2);
text3.setText((String)list1.getElement(n));
}
}
}
------解决方案--------------------
- Java code
class ButtonAction implements ActionListener{ MyLinkedList list1 = new MyLinkedList(); public void actionPerformed(ActionEvent e) { if(e.getSource() == button1) { String s1 = text1.getText(); String s2 = "02"; List.add(List.size(),s1); List.add(list1.size(),s2); /*对不起，你这地方是要用String * 详情可以参照 * http://www.eclipselight.org/swt-jface/1022/ * */ int n = list1.getSection(s1);// 这个地方 ，s1改s2 就会出错 text3.setText((String)list1.getElement(n)); } else if(e.getSource() == button2) { //这个不是很清楚 String s2 = text2.getText();//这个地方 还是会报错 为什么在上面就能行呢？？ int n = list1.getSection(s2); text3.setText((String)list1.getElement(n)); } }}