dddddddddddddd

package com.example.ccc;

import android.os.Bundle;

import android.app.Activity;

import android.widget.Toast;

public class MainActivity extends Activity {

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        MyView v = new MyView(getApplicationContext());

        

        //setContentView(v);

        xxx();

    }

    

    public void xxx() {

 

Toast.makeText(MainActivity.this,"cars : aaaa",Toast.LENGTH_SHORT).show();

}

    

    

}

 package com.example.ccc;

import android.widget.Toast;

import android.content.Context;

import android.graphics.*;

import android.view.View;

public class MyView extends View  {

public MyView(Context context){

super(context);

}

protected void onDraw(Canvas canvas) {

Paint pt=new Paint();

pt.setColor(Color.GREEN);

canvas.drawCircle(100,100,80,pt);

}

 

public void xxx() {

 

// Toast.makeText(MainActivity.this,"cars : aaaa",Toast.LENGTH_SHORT).show();

}

}