Android Question Cancel httpjob

Hello
Is there anyway to cancel httpjob?

I have a list of news that I load them in the custom list view and then i start to download their pics. But when i close the activity i wanna my sent requests get canceled.

According to this post
https://www.b4x.com/android/forum/threads/how-cancel-a-httpjob.30487/#post-177131
Erel said he would add this method for httpjob 7 years ago.

Erel May you add that sooner please????
It's so important for me.

thanks.