MovieDetailsFragment.java

public class MovieDetailsFragment extends DetailsFragment 
            implements Palette.PaletteAsyncListener  // Implement the PaletteAsyncListener {

    // Change this from FullWidthDetailsOverviewRowPresenter to use our Custom one.
    private CustomMovieDetailsPresenter mFullWidthMovieDetailsPresenter;

    /**
     * Sets up the adapter for this Fragment
     */
    private void setUpAdapter() {
        // Change the presenter constructor to use our custom one
        mFullWidthMovieDetailsPresenter = new CustomMovieDetailsPresenter(new MovieDetailsDescriptionPresenter(),
                new DetailsOverviewLogoPresenter());
        ... 
    }

    /**
     * Loads the poster image into the DetailsOverviewRow
     * @param url
     *      The poster URL
     */
    private void loadImage(String url) {
        Glide.with(getActivity())
                .load(url)
                .diskCacheStrategy(DiskCacheStrategy.ALL)
                .listener(new RequestListener<String, GlideDrawable>() {
                    @Override
                    public boolean onException(Exception e, String model, Target<GlideDrawable> target, boolean isFirstResource) {
                        return false;
                    }

                    @Override
                    public boolean onResourceReady(GlideDrawable resource, String model, Target<GlideDrawable> target, boolean isFromMemoryCache, boolean isFirstResource) {
                        // Add this in order to generate the Palette
                        changePalette(((GlideBitmapDrawable) resource).getBitmap());
                        return false;
                    }
                })
                .into(mGlideDrawableSimpleTarget);
    }

    /**
     * Generates a palette from a Bitmap
     * @param bmp
     *      The bitmap from which we want to generate the palette
     */
    private void changePalette(Bitmap bmp) {
        Palette.from(bmp).generate(this);
    }

    @Override
    public void onGenerated(Palette palette) {
        PaletteColors colors = PaletteUtils.getPaletteColors(palette);
        mFullWidthMovieDetailsPresenter.setActionsBackgroundColor(colors.getStatusBarColor());
        mFullWidthMovieDetailsPresenter.setBackgroundColor(colors.getToolbarBackgroundColor());
    }
}