How can I slide a view in and out of a window in a Cocoa program

Question

I want to have a view on a window and in response to a message (button click or menu) I want to have another view slide down above it, and have the first view resize.

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Answer 1

It should be noted if you don't set a duration for the animation block, the default is about 0.25 seconds, which actually seems to work very well in most cases.

I suggest trying with that duration first whenever experimenting with CoreAnimation.