59dcb9cef4
* Fix visibility of navigation bar when searching the forwarding screen. - Update Introspect and replace deprecated calls with new ones. - Remove obsoleted colours from DesignKit.
71 lines
2.8 KiB
Swift
71 lines
2.8 KiB
Swift
//
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// Copyright 2023 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import SwiftUI
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import SwiftUIIntrospect
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extension View {
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/// Disable the interactive dismiss while the search is on.
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/// - Note: the modifier needs to be called before the `searchable` modifier to work properly
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func disableInteractiveDismissOnSearch() -> some View {
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modifier(InteractiveDismissSearchModifier())
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}
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/// Dismiss search when the view is disappearing. It helps to restore correct state on pop into a NavigationStack
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/// - Note: the modifier needs to be called before the `searchable` modifier to work properly
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func dismissSearchOnDisappear() -> some View {
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modifier(DismissSearchOnDisappear())
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}
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/// Configures a searchable's underlying search controller.
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/// - Parameters:
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/// - hidesNavigationBar: A Boolean indicating whether to hide the navigation bar when searching.
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/// - showsCancelButton: A Boolean indicating whether the search controller manages the visibility of the search bar’s cancel button.
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///
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/// This modifier may be moved into Compound once styles for the various configuration options have been defined.
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func searchableConfiguration(hidesNavigationBar: Bool = true,
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showsCancelButton: Bool = true) -> some View {
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introspect(.navigationStack, on: .iOS(.v16), scope: .ancestor) { navigationController in
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guard let searchController = navigationController.navigationBar.topItem?.searchController else { return }
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searchController.hidesNavigationBarDuringPresentation = hidesNavigationBar
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searchController.automaticallyShowsCancelButton = showsCancelButton
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}
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}
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}
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private struct InteractiveDismissSearchModifier: ViewModifier {
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@Environment(\.isSearching) private var isSearching
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func body(content: Content) -> some View {
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content
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.interactiveDismissDisabled(isSearching)
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}
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}
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private struct DismissSearchOnDisappear: ViewModifier {
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@Environment(\.isSearching) private var isSearching
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@Environment(\.dismissSearch) private var dismissSearch
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func body(content: Content) -> some View {
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content
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.onDisappear {
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if isSearching {
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dismissSearch()
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}
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}
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}
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}
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