android获取屏幕长宽的方法

package com.kale.imageview02;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.graphics.Point;
import android.os.Bundle;
import android.util.Log;
import android.view.Display;

public class MainActivity extends Activity {

	@SuppressLint("NewApi")
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		int dw = getWindowManager().getDefaultDisplay().getWidth();//获得手机屏幕的宽度
		int dh = getWindowManager().getDefaultDisplay().getHeight();//获得手机屏幕的高度

		Log.i("h", "height:"+dw);
		Log.i("w", "width:"+dh);

		//推荐的获取屏幕长宽的方式,但需要API13
		Display display = getWindowManager().getDefaultDisplay();
		Point size = new Point();
		display.getSize(size);
		int windowHeight = size.y;
		int windowWidth = size.x;

		Log.i("w","width:"+ windowWidth);
		Log.i("h", "height:"+ windowHeight);

	}
}