FolderAdapter.java 文件源码

public void applyTheme(boolean dark) {
    ColorFilter cf = new PorterDuffColorFilter(Color.WHITE, PorterDuff.Mode.SRC_ATOP);
    for (Drawable d : mIcons) {
        if (dark) {
            d.setColorFilter(cf);
        } else {
            d.clearColorFilter();
        }
    }
}