customWindowsToEnterFullScreen(for:)
Called when the window is about to enter full-screen mode.
Declaration
@MainActor optional func customWindowsToEnterFullScreen(for window: NSWindow) -> [NSWindow]?Parameters
- window:
The window to enter full-screen mode.
Return Value
An array of windows to use for the animation to full-screen mode for window; otherwise nil.
Discussion
This method lets a window delegate customize the animation when the window is about to enter full-screen mode by providing a custom window or windows containing layers or other effects. If you don’t want to perform custom animation, you can omit the implementation of this method, or it can return nil.
See Also
Custom Full-Screen Presentation Animations
customWindowsToEnterFullScreen(for:on:)window(_:startCustomAnimationToEnterFullScreenWithDuration:)window(_:startCustomAnimationToEnterFullScreenOn:withDuration:)windowDidFailToEnterFullScreen(_:)customWindowsToExitFullScreen(for:)window(_:startCustomAnimationToExitFullScreenWithDuration:)windowDidFailToExitFullScreen(_:)