Screenshot

screenshot.java

    void saveAsImage(){
        View content = getActivity().findViewById(R.id.rootLayout);
        content.setDrawingCacheEnabled(true);
        Bitmap bitmap = content.getDrawingCache();
        File file = new File("/sdcard/" + "demo" + ".png");
        try {
            if (!file.exists()) {
                file.createNewFile();
            }
            FileOutputStream ostream = new FileOutputStream(file);
            bitmap.compress(Bitmap.CompressFormat.PNG, 10, ostream);
            ostream.close();
            content.invalidate();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            content.setDrawingCacheEnabled(false);
        }
    }