iPad: when creating a new window, take over and close the previous one

This commit is contained in:
Jesús A. Álvarez 2024-03-04 23:54:25 +01:00
parent 19c0072d4c
commit fdbf6aab7e

View File

@ -9,7 +9,7 @@
import UIKit
class DefaultSceneDelegate: UIResponder, UIWindowSceneDelegate {
var window: UIWindow?
var window: UIWindow? // keep window reference to be able to set background colour before destroying
func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
guard let windowScene = scene as? UIWindowScene else {
@ -24,17 +24,32 @@ class DefaultSceneDelegate: UIResponder, UIWindowSceneDelegate {
windowScene.sizeRestrictions?.maximumSize = size
window = UIWindow(windowScene: windowScene)
let rootViewController = appDelegate.window?.rootViewController ?? UIStoryboard(name: "Main", bundle: .main).instantiateInitialViewController()
if let window {
appDelegate.window = window
window.rootViewController = rootViewController
window.rootViewController = UIStoryboard(name: "Main", bundle: .main).instantiateInitialViewController()
window.makeKeyAndVisible()
}
self.destroyOtherSessions(not: session)
}
private func destroyOtherSessions(not session: UISceneSession) {
let app = UIApplication.shared
let options = UIWindowSceneDestructionRequestOptions()
options.windowDismissalAnimation = .decline
for otherSession in app.openSessions.filter({ $0 != session && $0.configuration.name == "Default"}) {
if let window = (otherSession.scene as? UIWindowScene)?.windows.first {
window.rootViewController?.view.removeFromSuperview()
window.backgroundColor = .darkGray
app.requestSceneSessionRefresh(otherSession)
}
app.requestSceneSessionDestruction(otherSession, options: options)
// window will remain visible until window switcher is dismissed!
}
}
func sceneDidEnterBackground(_ scene: UIScene) {
if UserDefaults.standard.bool(forKey: "runInBackground") == false {
let app = UIApplication.shared
if UserDefaults.standard.bool(forKey: "runInBackground") == false && app.connectedScenes.filter({ $0 != scene && $0.session.configuration.name == "Default"}).isEmpty {
AppDelegate.emulator.isRunning = false
}
}