android新手请问setOnClickListener这句中那里错了?
android新手请问setOnClickListener这句中那里错了?系统报错说The method setOnClickListener(View.OnClickListener) in the type View is not applicable for the arguments (Activity03.CalculateListener)
以下是代码
package joseph.Activity03;
import android.app.Activity;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.DialogInterface.OnClickListener;
import android.database.CursorJoiner.Result;
import android.os.Bundle;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
//1.在Activity03中声明4个控件
//2.要为其中的两个控件设置显示的值
//3.创建一个监听器,监听按钮按下的动作
//4.将监听器类的对象,绑定在按钮对象上
public class Activity03 extends Activity {
/** Called when the activity is first created. */
private EditText factorOne ;
private EditText factorTwo ;
private TextView symbol ;
private Button calculate ;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
//根据控件的id来取得代表控件的对象
factorOne = (EditText)findViewById(R.id.factorOne);
factorTwo = (EditText)findViewById(R.id.factorTwo);
symbol = (TextView)findViewById(R.id.symbol);
calculate = (Button)findViewById(R.id.calculate);
//为symbol和calculate设置显示的值
symbol.setText(R.string.symbol);
calculate.setText(R.string.calculate);
//将监听器绑定到按钮对象上面
calculate.setOnClickListener(new CalculateListener());
}
class CalculateListener implements OnClickListener{
@Override
public void onClick(DialogInterface arg0, int arg1) {
// TODO Auto-generated method stub
//取得两个EditText控件的值
String factorOneStr = factorOne.getText().toString();
String factorTwoStr = factorTwo.getText().toString();
//将这两个值存放到Intent对象中
Intent intent = new Intent();
intent.putExtra("one",factorOneStr);
intent.putExtra("two",factorTwoStr);
intent.setClass(Activity03.this, Result.class);
//使用这个Intent对象来启动ResultActivity
Activity03.this.startActivity(intent);
}
}
}