4a87d86e76
Introspect now properly updates on every view lifecycle change, so add a check to a reference on the UIHostingController and see if it has been instantiated already. Also clean up view struct names to reflect what is a modifier. Signed-off-by: kingbri <bdashore3@proton.me>
67 lines
2.8 KiB
Swift
67 lines
2.8 KiB
Swift
//
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// SearchAppearance.swift
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// Ferrite
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//
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// Created by Brian Dashore on 2/14/23.
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//
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import SwiftUI
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import Introspect
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struct CustomScopeBarModifier<V: View>: ViewModifier {
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@AppStorage("Behavior.AutocorrectSearch") var autocorrectSearch = true
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let hostingContent: V
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@State private var hostingController: UIHostingController<V>?
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init(hostingContent: V) {
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self.hostingContent = hostingContent
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}
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func body(content: Content) -> some View {
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if #available(iOS 15, *) {
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content
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.backport.introspectSearchController { searchController in
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guard hostingController == nil else { return }
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searchController.hidesNavigationBarDuringPresentation = true
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searchController.searchBar.autocorrectionType = autocorrectSearch ? .default : .no
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searchController.searchBar.autocapitalizationType = autocorrectSearch ? .sentences : .none
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searchController.searchBar.showsScopeBar = true
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searchController.searchBar.scopeButtonTitles = [""]
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(searchController.searchBar.value(forKey: "_scopeBar") as? UIView)?.isHidden = true
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let hostingController = UIHostingController(rootView: hostingContent)
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hostingController.view.translatesAutoresizingMaskIntoConstraints = false
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hostingController.view.backgroundColor = .clear
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guard let containerView = searchController.searchBar.value(forKey: "_scopeBarContainerView") as? UIView else {
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return
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}
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containerView.addSubview(hostingController.view)
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NSLayoutConstraint.activate([
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hostingController.view.widthAnchor.constraint(equalTo: containerView.widthAnchor),
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hostingController.view.topAnchor.constraint(equalTo: containerView.topAnchor),
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hostingController.view.heightAnchor.constraint(equalTo: containerView.heightAnchor)
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])
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self.hostingController = hostingController
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}
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.introspectNavigationController { navigationController in
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navigationController.navigationBar.prefersLargeTitles = true
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navigationController.navigationBar.sizeToFit()
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}
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} else {
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VStack {
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hostingContent
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content
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Spacer()
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}
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.backport.introspectSearchController { searchController in
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searchController.searchBar.autocorrectionType = autocorrectSearch ? .default : .no
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searchController.searchBar.autocapitalizationType = autocorrectSearch ? .sentences : .none
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}
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}
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}
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}
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