android 获得手机分辨率

publicclass AndroidTest extends Activity { 

    private static String TAG ="AndroidTest"; 

 

    private TextView textview1; 

 

    // 获取手机屏幕分辨率的类 

   private DisplayMetrics dm; 

 

   @Override 

    public void onCreate(Bundle savedInstanceState){ 

       super.onCreate(savedInstanceState); 

setContentView(R.layout.main);

         

        // 获取布局中TextView 

        textview1 = (TextView)findViewById(R.id.hello); 

 

       // 方法1 Android获得屏幕的宽和高  

        int screenWidth;  

       int screenHeight;  

 

        WindowManager windowManager = getWindowManager();  

        Display display = windowManager.getDefaultDisplay();  

        screenWidth = display.getWidth();  

        screenHeight = display.getHeight();  

 

        Log.d(TAG,"screenWidth:" + screenWidth); 

        Log.d(TAG,"screenHeight:" + screenHeight); 

         

       // 方法2 

        dm = new DisplayMetrics(); 

getWindowManager().getDefaultDisplay().getMetrics(dm);

 

       //获得手机的宽带和高度像素单位为px 

        String str ="方法1 手机屏幕分辨率为:" + screenWidth 

            +" * "+ screenHeight + 

            "/n方法2  手机屏幕分辨率为:" + dm.widthPixels 

            +" * "+ dm.heightPixels; 

        textview1.setText(str); 

 

    } 

}