在编译应用程序时有这样一下提示,有劳各位
//Note:TestWindow.java uses or overrides a deprecated API.
//Note:Recompile with -Xlint:deprecation for details.
源程序為:
import java.awt.*;
public class TestWindow extends Frame{
TextArea text=new TextArea("Here are Textarea!!",10,10);
public TestWindow(){
super("TestWindow");
pack();
resize(300,200);
Panel p=new Panel();
p.add(new Button("清除"));
p.add(new Button("退出"));
add("Center",text);
add("South",p);
show();
}
public static void main(String args[]){
new TestWindow();
}
public boolean handleEvent(Event e){
if (e.id==Event.WINDOW_DESTROY){
dispose();
return true;
}
else if(e.id==Event.ACTION_EVENT){
if ("清除".equals(e.arg)){
text.setText("");
return true;
}
else if ("退出".equals(e.arg)){
System.exit(0);
return true;
}
}
return false;
}
}
//Note:TestWindow.java uses or overrides a deprecated API.
//Note:Recompile with -Xlint:deprecation for details.
源程序為:
import java.awt.*;
public class TestWindow extends Frame{
TextArea text=new TextArea("Here are Textarea!!",10,10);
public TestWindow(){
super("TestWindow");
pack();
resize(300,200);
Panel p=new Panel();
p.add(new Button("清除"));
p.add(new Button("退出"));
add("Center",text);
add("South",p);
show();
}
public static void main(String args[]){
new TestWindow();
}
public boolean handleEvent(Event e){
if (e.id==Event.WINDOW_DESTROY){
dispose();
return true;
}
else if(e.id==Event.ACTION_EVENT){
if ("清除".equals(e.arg)){
text.setText("");
return true;
}
else if ("退出".equals(e.arg)){
System.exit(0);
return true;
}
}
return false;
}
}
解决方案 »
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