What a coincidence that you are taking your S7 to cub scout breakfast tomorrow as I am taking my S7 to the cub scout blue and gold dinner tomorrow (W and D5 are going to).
I see similar conflicts like you suggest in my situation with the kids. Two different parenting attitudes can work well together, but when divorced, they can work against one another. I just hope that W and I can be friendly and work of one another.
You might want to print this article out for your W to read: