Question

android将；插入完整语句中

package com.example.radio;
import android.app.Activity;
import android.os.Bundle;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.Toast;
public class Main extends Activity {
//对控件进行声明
private RadioGroup radiogroup = null;
private RadioButton first = null;
private RadioButton second = null;
private RadioButton third = null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
//通过控件的id得到控件对象
radiogroup = (RadioGroup)findViewById(R.id.radiogruop);
first = (RadioButton)findViewById(R.id.firstbutton);
third = (RadioButton)findViewById(R.id.thirdbutton);
//设置监听
radiogroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {

public void onCheckedChanged(RadioGroup group, int chickId) {
// TODO Auto-generated method stub
if(first.getId()==chickId)
Toast.makeText(Main.this, "第一个radiobutton", Toast.LENGTH_SHORT).show();
else if(second.getId()==chickId)
Toast.makeText(Main.this, "第二个radiobutton", Toast.LENGTH_SHORT).show();
else if(third.getId()==chickId)
Toast.makeText(Main.this, "第三个radiobutton", Toast.LENGTH_SHORT).show();
}
});

}
}
描述 资源 路径 位置 类型
语法错误，将“;”插入到完整 语句 中 Main.java /radio/src/com/example/radio 第 39 行 Android Lint Problem

Answer 1

if(first.getId()==chickId){
Toast.makeText(Main.this, "第一个radiobutton", Toast.LENGTH_SHORT).show();
} else if(second.getId()==chickId){
Toast.makeText(Main.this, "第二个radiobutton", Toast.LENGTH_SHORT).show();
}else if(third.getId()==chickId){

Toast.makeText(Main.this, "第三个radiobutton", Toast.LENGTH_SHORT).show();

}

Answer 2

少了一个else，把最后一个else if改成else

Answer 3

设置监听 下面的那行代码 缺少 ； 其实报的错已经说的很清楚了

Answer 4

if(first.getId()==chickId)
Toast.makeText(Main.this, "第一个radiobutton", Toast.LENGTH_SHORT).show();
else if(second.getId()==chickId)
Toast.makeText(Main.this, "第二个radiobutton", Toast.LENGTH_SHORT).show();
else
Toast.makeText(Main.this, "第三个radiobutton", Toast.LENGTH_SHORT).show();
}