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[ios] add dim view to the search

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Signed-off-by: Kiryl Kaveryn <kirylkaveryn@gmail.com>
This commit is contained in:
Kiryl Kaveryn 2025-03-20 21:50:19 +04:00
parent a6b4d2712c
commit d714c975b1
Signed by: kirylkaveryn
SSH key fingerprint: SHA256:P3swI85Rc1ZoE8vyL28Oa6+FgRIaOwsjkKyqcVZ0NtY
1 changed files with 32 additions and 0 deletions
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32
iphone/Maps/UI/Search/SearchOnMap/SearchOnMapViewController.swift
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@ -22,6 +22,8 @@ final class SearchOnMapViewController: UIViewController {
fileprivate enum Constants {
static let estimatedRowHeight: CGFloat = 80
static let panGestureThreshold: CGFloat = 5
static let dimAlpha: CGFloat = 0.3
static let dimViewThreshold: CGFloat = 50
}
var interactor: SearchOnMapInteractor?
@ -35,6 +37,7 @@ final class SearchOnMapViewController: UIViewController {
private var searchingActivityView = PlaceholderView(hasActivityIndicator: true)
private var searchNoResultsView = PlaceholderView(title: L("search_not_found"),
subtitle: L("search_not_found_query"))
private var dimView: UIView?
private var internalScrollViewContentOffset: CGFloat = .zero
private let presentationStepsController = ModalPresentationStepsController()
@ -105,13 +108,23 @@ final class SearchOnMapViewController: UIViewController {
private func setupViews() {
availableAreaView.setStyleAndApply(.modalSheetBackground)
contentView.setStyleAndApply(.modalSheetContent)
setupGestureRecognizers()
setupDimView()
setupHeaderView()
setupSearchResultsView()
setupResultsTableView()
setupHistoryAndCategoryTabView()
}
private func setupDimView() {
iPhoneSpecific {
dimView = UIView()
dimView?.backgroundColor = .black
dimView?.frame = view.bounds
}
}
private func setupGestureRecognizers() {
let tapGesture = UITapGestureRecognizer(target: self, action: #selector(handleTapOutside))
tapGesture.cancelsTouchesInView = false
@ -148,6 +161,10 @@ final class SearchOnMapViewController: UIViewController {
}
private func layoutViews() {
if let dimView {
view.addSubview(dimView)
dimView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
}
view.addSubview(availableAreaView)
availableAreaView.addSubview(contentView)
contentView.addSubview(headerView)
@ -262,6 +279,20 @@ final class SearchOnMapViewController: UIViewController {
}
}
private func updateDimView(for frame: CGRect) {
guard let dimView else { return }
let currentTop = frame.origin.y
let maxTop = presentationStepsController.maxAvailableFrame.origin.y
let alpha = (1 - (currentTop - maxTop) / Constants.dimViewThreshold) * Constants.dimAlpha
let isCloseToTop = currentTop - maxTop < Constants.dimViewThreshold
let isPortrait = UIApplication.shared.statusBarOrientation.isPortrait
let shouldDim = isCloseToTop && isPortrait
UIView.animate(withDuration: kDefaultAnimationDuration / 2) {
dimView.alpha = shouldDim ? alpha : 0
dimView.isHidden = !shouldDim
}
}
// MARK: - Handle Content Updates
private func setContent(_ content: Content) {
switch content {
@ -337,6 +368,7 @@ extension SearchOnMapViewController: SearchOnMapView {
func close() {
headerView.setIsSearching(false)
updateDimView(for: presentationStepsController.hiddenFrame)
willMove(toParent: nil)
presentationStepsController.close { [weak self] in
self?.view.removeFromSuperview()