Android 显示网页图片

原

1WebView web;
2String url;
3web.getSettings().setUseWideViewPort(true);
4web.getSettings().setLoadWithOverviewMode(true);
5web.getSettings().setDisplayZoomControls(false);
6web.setVerticalScrollBarEnabled(false);
7web.setHorizontalScrollBarEnabled(false);
8web.getSettings().setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);
9String data = "<img src=\""+url+"\" />";
10web.loadUrl(url);
11web.loadDataWithBaseURL("",data,"text/html", "UTF-8", "");

后

1WebView web;
2String url;
3web.setVerticalScrollBarEnabled(false);
4web.setHorizontalScrollBarEnabled(false);
5web.getSettings().setJavaScriptEnabled(true);
6web.getSettings().setUseWideViewPort(true);
7web.getSettings().setLoadWithOverviewMode(true);
8String data = "<p><img src=\""+url+"\" width=\"100%\""+" height=\"100%\""+"  /></p>";
9web.loadUrl(url);
10web.loadDataWithBaseURL("",data,"text/html", "UTF-8", "");

后 参考Showing Gravatar images in an Android app

1ImageView img;
2String url = "url_example";
3new AsyncTask<String, Void, Bitmap>(){
4    protected Bitmap doInBackground(String... params) {
5        HttpURLConnection httpURLConnection = null;
6        try{
7            httpURLConnection = (HttpURLConnection) new URL(url).openConnection();
8            final InputStream is = httpURLConnection.getInputStream();
9            return BitmapFactory.decodeStream(is, null, new BitmapFactory.Options());
10        }
11        catch(Exception e) {
12            e.printStackTrace();
13        }
14        finally {
15        	httpURLConnection.disconnect();
16        }
17        return null;
18    }
19    protected void onPostExecute(Bitmap bitmap) {
20        img.setImageBitmap(bitmap);
21    }
22}.execute(grav);