图片在线查看

实验结果

核心代码

public class MainActivity extends Activity
 {public EditText edtext;  public ImageView image;  public NetWorkUtils netWorkUtils;  private Handler handler;  public Bitmap bm;  public static final int TEXT = 1;  @Override  protected void onCreate(Bundle savedInstanceState) {  super.onCreate(savedInstanceState); //requestWindowFeature(Window.FEATURE_NO_TITLE);setContentView(R.layout.activity_main);  	 edtext = (EditText) findViewById(R.id.editText1);  image = (ImageView) findViewById(R.id.imageView1);   netWorkUtils = new NetWorkUtils(this);  handler = new Handler(){public void handleMessage(Message msg){super.handleMessage(msg);switch (msg.what){case TEXT:image.setImageBitmap(bm);// 设置显示的文本break;default:break;}}};  }  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;  }  public void sendHttp(View v){  boolean flag = netWorkUtils.setActiveNetWork();  if(flag){final String path = edtext.getText().toString();  if(TextUtils.isEmpty(path)){  Toast.makeText(MainActivity.this, "空地址或地址错误", Toast.LENGTH_LONG).show();  }else{  new Thread(new Runnable() {  @Override  public void run() {  bm = HttpUtils.sendGets(path);  handler.sendEmptyMessage(TEXT);  }  }).start();  }  }  }  
 }