如何使UIView动画化就像presentModalViewController (ie [self presentModalViewController:child animated:YES];)

I am new in ios development, Now i am doing some animation on my application.In my application has one menu on the bottom of main view and have two button one for hide the menu and other for show the menu .My needs is the show and hide function of menu is working like the I am new in ios development, Now i am doing som