Bleeding Cool's Rich Johnston shared the scoop Monday, noting that the topic was a hot discussion topic at a variety of comic book shows over the weekend. Johnston also specified that this Batman would not be a reimagined Bruce Wayne but instead another instance of DC having another character take on the part a la the comics' previous interim Batman moves centered on Nightwing, Azrael, etc.
The report also adds that this new Batman will not be Duke Thomas, the Batman Family member who first made an appearance in the comics back in 2013. As for this new Bruce Wayneless take on the Caped Crusader, BC's sources states that'll be going down in the summer of 2020 leading into 2021.
In late August, DC released Batman/Superman #1, the first in a new monthly series that follows the events of The Batman Who Laughs.
As for the next cinematic take on the DC hero, Robert Pattinson has signed on for the dual role of Bruce Wayne and Batman in Matt Reeves' upcoming The Batman. The movie is due June 25, 2021.