既然我从URL检查了固定的挂图上的位置,但我确实是新来准备,而且我仍然不低估这个位置,我可以举一个例子,基本上我在服务器上有一个形象,我想推一下子,把它作为电话挂图再次感谢你的帮助。
public class TestingThree extends Activity {
ImageView image;
private class BackgroundTask extends AsyncTask
<String, Void, Bitmap> {
protected Bitmap doInBackground(String...url) {
//--- download an image ---
Bitmap bitmap = DownloadImage(url[0]);
return bitmap;
}
protected void onPostExecute(Bitmap bitmap) {
ImageView image = (ImageView) findViewById(R.id.imageView1);
image.setImageBitmap(bitmap);
}
}
private InputStream OpenHttpConnection(String urlString)
throws IOException
{InputStream in = null;
int response= -1;
URL url = new URL(urlString);
URLConnection conn = url.openConnection();
if (!(conn instanceof HttpURLConnection ))
throw new IOException("Not an HTTP connection");
try{
HttpURLConnection httpConn = (HttpURLConnection) conn;
httpConn.setAllowUserInteraction(false);
httpConn.setInstanceFollowRedirects(true);
httpConn.setRequestMethod("GET");
httpConn.connect();
response = httpConn.getResponseCode();
if (response == HttpURLConnection.HTTP_OK){
in = httpConn.getInputStream();
}
}
catch (Exception ex)
{
throw new IOException("Error connecting");
}
return in;
}
private Bitmap DownloadImage(String URL)
{
Bitmap bitmap = null;
InputStream in = null;
try {
in = OpenHttpConnection(URL);
bitmap = BitmapFactory.decodeStream(in);
in.close();
}
catch (IOException e1){
Toast.makeText(this,e1.getLocalizedMessage(),
Toast.LENGTH_LONG).show();
e1.printStackTrace();
}
return bitmap;
}
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.wallpaper);
new BackgroundTask().execute("http://myglobaljournal.com/images/imagetest.jpg");
Button setWallpaper = (Button) findViewById(R.id.button3);
setWallpaper.setOnClickListener(new OnClickListener() {
public void onClick(View view) {
WallpaperManager wManager;
Bitmap bitmap;
try {
bitmap = BitmapFactory.decodeFile(null);
wManager = WallpaperManager.getInstance(getApplicationContext());
wManager.setBitmap(bitmap);
} catch (IOException e) {
e.printStackTrace();
}
}
});
}
}
am trying to implement it to the button at the bottom where i pull the image from the link and set it directly as a wallpaper thank you again