be delighted with something
be delighted for something
be delighted about something
be delighted at something

But he'd been so delighted at the chance to see her here.

I am, of course, delighted to hear that she is being read to in English at home.

But I was delighted at my escape from the river.

But he seemed delighted at my speaking to him, even for this.

Looking anything but delighted at the prospect, he stood up.

He was delighted at the way they had all conducted themselves.

I am delighted at this news and sorry that we lost her for so long.

And the people who run it are delighted at the opportunity to show you how.

His mother was very delighted with it, at the age of 100.

We are delighted at this of course, but much work remains to be done.