Heather Locklear and Jack Wagner
was glammed up and glowing when she stepped out recently
for a charity event, and with good reason – she's engaged.
The Melrose Place
alum, who turns 50 in September, is set to wed her longtime boyfriend
, actor Jack Wagner, 51, her rep confirms to PEOPLE.
The couple have been dating since early 2007
Locklear, who's recently been photographed with a diamond stunner on her finger, was previously married to rockers Tommy Lee (1986 to 1993) and Richie Sambora (1994 to 2006), whom she has one child with
, Ava Elizabeth, 13.
"She's in it for the long haul with Jack," a friend of the couple told PEOPLE in 2009.