ios6 - Determine state of viewcontroller in storyboard -


i'd know how manage this:

i have 4 viewcontrollers in storyboard, each 1 has same class know how determine when change state fullscreen invisible , viceversa. hints?. btw have main view works evernote multiple tabs, , can switch between them want put different return buttons on each view, don't know begin.

you can find out size of window self.view.window.bounds , test against frame of viewcontrollers' view with:

cgrectcontainsrect(self.view.window.frame, myviewcontroller.view.frame)

this return true if view on screen , false otherwise.


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