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Fix the display mode button transitions between three panel mode and regular mode

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This commit is contained in:
Maurice Parker 2019-09-09 18:07:49 -05:00
parent 93f6debae6
commit 35226b4af9
1 changed files with 9 additions and 4 deletions
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13
iOS/SceneCoordinator.swift
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@ -1528,19 +1528,21 @@ private extension SceneCoordinator {
// system, we leave the same controller, the shim, in place and change its child controllers instead.
func installDetailController(_ detailController: UIViewController, automated: Bool) {
let showButton = rootSplitViewController.displayMode != .allVisible
let controller = addNavControllerIfNecessary(detailController, showButton: showButton)
if isThreePanelMode {
let controller = addNavControllerIfNecessary(detailController, showButton: false)
let targetSplit = ensureDoubleSplit().children.first as! UISplitViewController
targetSplit.showDetailViewController(controller, sender: self)
} else if rootSplitViewController.isCollapsed {
let controller = addNavControllerIfNecessary(detailController, showButton: false)
masterNavigationController.pushViewController(controller, animated: !automated)
} else {
let controller = addNavControllerIfNecessary(detailController, showButton: true)
if let shimController = rootSplitViewController.viewControllers.last {
shimController.replaceChildAndPinView(controller)
}
}
}
}
func addNavControllerIfNecessary(_ controller: UIViewController, showButton: Bool) -> UIViewController {
@ -1552,6 +1554,9 @@ private extension SceneCoordinator {
if showButton {
controller.navigationItem.leftBarButtonItem = rootSplitViewController.displayModeButtonItem
controller.navigationItem.leftItemsSupplementBackButton = true
} else {
controller.navigationItem.leftBarButtonItem = nil
controller.navigationItem.leftItemsSupplementBackButton = false
}
return navController
}