I'm seeing both sides here. On the one hand, it can be a real inconvenience to drop everything when he comes in - those onions will go from golden to charcoal in 30 seconds flat or if you're wrangling toddlers, leaving them the instant he comes in is possibly not a great idea.
On the other hand, those little attentions (from both sides, not just the DW) make all the difference. It's what we're looking at when in the honeymoon phase of a relationship, what we base our decision of whether to stay or go on. Am I being treated right? Yes, this person ticks the boxes (solvent, no addiction, etc), but they are a given. It's the extras that count.
Currently going through a bit of a renaissance with DP (we don't live together), it's the' little things, like a random meme popped through, the tea brought in the morning, etc, that is putting a smile on my face. But it's all give and take so no-one is always pandering to the other.
Gettin back to OP, though, would it really kill him to come and find you? To find you to get his validation? I agree that if he's expecting you to stand by the door when you come in (while dinner and children burn), that's ridiculous. He can act like a grown up and find you