jcgogo

程式：

package com.example.getsize;

import android.app.Activity;

import android.os.Bundle;

import android.util.DisplayMetrics;

import android.view.Menu;

import android.widget.TextView;

public class MainActivity extends Activity {

   @Override

   protected void onCreate(Bundle savedInstanceState) {

      super.onCreate(savedInstanceState);

      setContentView(R.layout.activity_main);

      TextView txt1=(TextView) findViewById(R.id.textView1);

      //取得螢幕尺寸

      DisplayMetrics metrics = new DisplayMetrics(); 

   getWindowManager().getDefaultDisplay().getMetrics(metrics);

       txt1.setText("螢幕尺寸: 寬"+Integer.toString(metrics.widthPixels)+"px,高"+Integer.toString(metrics.heightPixels)+"px");

   }

   @Override

   public boolean onCreateOptionsMenu(Menu menu) {

      // Inflate the menu; this adds items to the action bar if it is present.

      getMenuInflater().inflate(R.menu.main, menu);

      return true;

   }

}