BrowseFragment.java 文件源码

private void updateBackground(String url) {
    SharedPreferences sharedPrefs = PreferenceManager
            .getDefaultSharedPreferences(getActivity().getApplicationContext());

    RequestCreator requestCreator = Picasso.with(getActivity())
            .load(url)
            .placeholder(R.drawable.placeholder)
            .resize(mMetrics.widthPixels, mMetrics.heightPixels)
            .centerCrop()
            .skipMemoryCache();

    switch(Enums.BlurState.valueOf(sharedPrefs.getString(Constants.BACKGROUND_BLUR, ""))) {
        case ON:
            requestCreator = requestCreator.transform(mBlurTransformation);
            break;
    }

    requestCreator.into(mBackgroundTarget);
}