Rewrite Compose toolbar with SwiftUI

Fixes buttons not being accessible with VoiceOver
Fixes content overflowing on small devices

Closes #232
Closes #218
This commit is contained in:
Shadowfacts 2022-11-12 22:48:02 -05:00
parent 7294ff6e1a
commit 6d2830cf78
11 changed files with 257 additions and 271 deletions

View File

@ -316,6 +316,7 @@
D6F6A552291F098700F496A8 /* RenameListService.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F6A551291F098700F496A8 /* RenameListService.swift */; };
D6F6A554291F0D9600F496A8 /* DeleteListService.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F6A553291F0D9600F496A8 /* DeleteListService.swift */; };
D6F6A557291F4F1600F496A8 /* MuteAccountView.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F6A556291F4F1600F496A8 /* MuteAccountView.swift */; };
D6F6A5592920676800F496A8 /* ComposeToolbar.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F6A5582920676800F496A8 /* ComposeToolbar.swift */; };
D6F953F021251A2900CF0F2B /* MastodonController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6F953EF21251A2900CF0F2B /* MastodonController.swift */; };
D6FF9860255C717400845181 /* AccountSwitchingContainerViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6FF985F255C717400845181 /* AccountSwitchingContainerViewController.swift */; };
/* End PBXBuildFile section */
@ -687,6 +688,7 @@
D6F6A551291F098700F496A8 /* RenameListService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RenameListService.swift; sourceTree = "<group>"; };
D6F6A553291F0D9600F496A8 /* DeleteListService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DeleteListService.swift; sourceTree = "<group>"; };
D6F6A556291F4F1600F496A8 /* MuteAccountView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MuteAccountView.swift; sourceTree = "<group>"; };
D6F6A5582920676800F496A8 /* ComposeToolbar.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ComposeToolbar.swift; sourceTree = "<group>"; };
D6F953EF21251A2900CF0F2B /* MastodonController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MastodonController.swift; sourceTree = "<group>"; };
D6FF985F255C717400845181 /* AccountSwitchingContainerViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountSwitchingContainerViewController.swift; sourceTree = "<group>"; };
/* End PBXFileReference section */
@ -1003,6 +1005,7 @@
D62275A724F1CA2800B82A16 /* ComposeReplyContentView.swift */,
D6E4267625327FB400C02E1C /* ComposeAutocompleteView.swift */,
D6C143D9253510F4007DC240 /* ComposeEmojiTextField.swift */,
D6F6A5582920676800F496A8 /* ComposeToolbar.swift */,
D6BEA248291C6118002F4D01 /* DraftsView.swift */,
);
path = Compose;
@ -1996,6 +1999,7 @@
D62275A824F1CA2800B82A16 /* ComposeReplyContentView.swift in Sources */,
D677284824ECBCB100C732D3 /* ComposeView.swift in Sources */,
D68232F72464F4FD00325FB8 /* ComposeDrawingViewController.swift in Sources */,
D6F6A5592920676800F496A8 /* ComposeToolbar.swift in Sources */,
04586B4122B2FFB10021BD04 /* PreferencesView.swift in Sources */,
D6620ACE2511A0ED00312CA0 /* StatusStateResolver.swift in Sources */,
D6B9366B281EE77E00237D0E /* PollVoteButton.swift in Sources */,

View File

@ -9,7 +9,7 @@
import UIKit
import Pachyderm
enum StatusFormat: CaseIterable {
enum StatusFormat: Int, CaseIterable {
case bold, italics, strikethrough, code
var insertionResult: FormatInsertionResult? {
@ -23,19 +23,17 @@ enum StatusFormat: CaseIterable {
}
}
var image: UIImage? {
let name: String
var imageName: String? {
switch self {
case .italics:
name = "italic"
return "italic"
case .bold:
name = "bold"
return "bold"
case .strikethrough:
name = "strikethrough"
return "strikethrough"
default:
return nil
}
return UIImage(systemName: name)
}
var title: (String, [NSAttributedString.Key: Any])? {

View File

@ -29,13 +29,6 @@ class ComposeHostingController: UIHostingController<ComposeContainerView>, Ducka
private var cancellables = [AnyCancellable]()
private var toolbarHeight: CGFloat = 44
private var mainToolbar: UIToolbar!
private var inputAccessoryToolbar: UIToolbar!
override var inputAccessoryView: UIView? { inputAccessoryToolbar }
init(draft: Draft? = nil, mastodonController: MastodonController) {
self.mastodonController = mastodonController
let realDraft = draft ?? Draft(accountID: mastodonController.accountInfo!.id)
@ -54,38 +47,10 @@ class ComposeHostingController: UIHostingController<ComposeContainerView>, Ducka
self.uiState.delegate = self
// main toolbar is shown at the bottom of the screen, the input accessory is attached to the keyboard while editing
// (except for MainComposeTextView which has its own accessory to add formatting buttons)
mainToolbar = UIToolbar()
mainToolbar.translatesAutoresizingMaskIntoConstraints = false
mainToolbar.isAccessibilityElement = true
setupToolbarItems(toolbar: mainToolbar, input: nil)
inputAccessoryToolbar = UIToolbar()
inputAccessoryToolbar.translatesAutoresizingMaskIntoConstraints = false
inputAccessoryToolbar.isAccessibilityElement = true
setupToolbarItems(toolbar: inputAccessoryToolbar, input: nil)
NotificationCenter.default.addObserver(self, selector: #selector(composeKeyboardWillShow(_:)), name: UIResponder.keyboardWillShowNotification, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(composeKeyboardWillHide(_:)), name: UIResponder.keyboardWillHideNotification, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(composeKeyboardDidHide(_:)), name: UIResponder.keyboardDidHideNotification, object: nil)
// add the height of the toolbar itself to the bottom of the safe area so content inside SwiftUI ScrollView doesn't underflow it
updateAdditionalSafeAreaInsets()
pasteConfiguration = UIPasteConfiguration(forAccepting: CompositionAttachment.self)
userActivity = UserActivityManager.newPostActivity(accountID: mastodonController.accountInfo!.id)
self.uiState.$draft
.flatMap(\.$visibility)
.sink(receiveValue: self.visibilityChanged)
.store(in: &cancellables)
self.uiState.$draft
.flatMap(\.$localOnly)
.sink(receiveValue: self.localOnlyChanged)
.store(in: &cancellables)
self.uiState.$draft
.flatMap(\.objectWillChange)
.debounce(for: .milliseconds(250), scheduler: DispatchQueue.global(qos: .utility))
@ -93,31 +58,12 @@ class ComposeHostingController: UIHostingController<ComposeContainerView>, Ducka
DraftsManager.save()
}
.store(in: &cancellables)
self.uiState.$currentInput
.sink { [unowned self] in
self.setupToolbarItems(toolbar: self.inputAccessoryToolbar, input: $0)
}
.store(in: &cancellables)
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func willMove(toParent parent: UIViewController?) {
super.willMove(toParent: parent)
if let parent = parent {
parent.view.addSubview(mainToolbar)
NSLayoutConstraint.activate([
mainToolbar.leadingAnchor.constraint(equalTo: parent.view.leadingAnchor),
mainToolbar.trailingAnchor.constraint(equalTo: parent.view.trailingAnchor),
mainToolbar.bottomAnchor.constraint(equalTo: parent.view.safeAreaLayoutGuide.bottomAnchor),
])
}
}
override func viewWillDisappear(_ animated: Bool) {
super.viewWillDisappear(animated)
@ -127,159 +73,6 @@ class ComposeHostingController: UIHostingController<ComposeContainerView>, Ducka
DraftsManager.save()
}
private func setupToolbarItems(toolbar: UIToolbar, input: ComposeInput?) {
var items: [UIBarButtonItem] = []
items.append(UIBarButtonItem(title: "CW", style: .plain, target: self, action: #selector(cwButtonPressed)))
let visibilityItem = UIBarButtonItem(image: nil, style: .plain, target: nil, action: nil)
visibilityItem.tag = ViewTags.composeVisibilityBarButton
items.append(visibilityItem)
if mastodonController.instanceFeatures.localOnlyPosts {
let item = UIBarButtonItem(image: nil, style: .plain, target: nil, action: nil)
item.tag = ViewTags.composeLocalOnlyBarButton
items.append(item)
localOnlyChanged(draft.localOnly)
}
if input?.toolbarElements.contains(.emojiPicker) == true {
items.append(UIBarButtonItem(image: UIImage(systemName: "face.smiling"), style: .plain, target: self, action: #selector(emojiPickerButtonPressed)))
}
items.append(UIBarButtonItem(systemItem: .flexibleSpace))
if input?.toolbarElements.contains(.formattingButtons) == true,
Preferences.shared.statusContentType != .plain {
for (idx, format) in StatusFormat.allCases.enumerated() {
let item: UIBarButtonItem
if let image = format.image {
item = UIBarButtonItem(image: image, style: .plain, target: self, action: #selector(formatButtonPressed(_:)))
} else if let (str, attributes) = format.title {
item = UIBarButtonItem(title: str, style: .plain, target: self, action: #selector(formatButtonPressed(_:)))
item.setTitleTextAttributes(attributes, for: .normal)
item.setTitleTextAttributes(attributes, for: .highlighted)
} else {
fatalError("StatusFormat must have either image or title")
}
item.tag = StatusFormat.allCases.firstIndex(of: format)!
item.accessibilityLabel = format.accessibilityLabel
items.append(item)
if idx != StatusFormat.allCases.count - 1 {
let spacer = UIBarButtonItem(systemItem: .fixedSpace)
spacer.width = 8
items.append(spacer)
}
}
items.append(UIBarButtonItem(systemItem: .flexibleSpace))
}
items.append(UIBarButtonItem(title: "Drafts", style: .plain, target: self, action: #selector(draftsButtonPresed)))
toolbar.items = items
visibilityChanged(draft.visibility)
localOnlyChanged(draft.localOnly)
}
private func updateAdditionalSafeAreaInsets() {
additionalSafeAreaInsets = UIEdgeInsets(top: 0, left: 0, bottom: toolbarHeight, right: 0)
}
@objc private func composeKeyboardWillShow(_ notification: Foundation.Notification) {
keyboardWillShow(accessoryView: inputAccessoryToolbar, notification: notification)
}
func keyboardWillShow(accessoryView: UIView, notification: Foundation.Notification) {
mainToolbar.isHidden = true
accessoryView.alpha = 1
accessoryView.isHidden = false
}
@objc private func composeKeyboardWillHide(_ notification: Foundation.Notification) {
keyboardWillHide(accessoryView: inputAccessoryToolbar, notification: notification)
}
func keyboardWillHide(accessoryView: UIView, notification: Foundation.Notification) {
mainToolbar.isHidden = false
let userInfo = notification.userInfo!
let durationObj = userInfo[UIResponder.keyboardAnimationDurationUserInfoKey] as! NSNumber
let duration = TimeInterval(durationObj.doubleValue)
let curveValue = userInfo[UIResponder.keyboardAnimationCurveUserInfoKey] as! NSNumber
let curve = UIView.AnimationCurve(rawValue: curveValue.intValue)!
let curveOption: UIView.AnimationOptions
switch curve {
case .easeInOut:
curveOption = .curveEaseInOut
case .easeIn:
curveOption = .curveEaseIn
case .easeOut:
curveOption = .curveEaseOut
case .linear:
curveOption = .curveLinear
@unknown default:
curveOption = .curveLinear
}
UIView.animate(withDuration: duration, delay: 0, options: curveOption) {
accessoryView.alpha = 0
} completion: { (finished) in
accessoryView.alpha = 1
}
}
@objc private func composeKeyboardDidHide(_ notification: Foundation.Notification) {
keyboardDidHide(accessoryView: inputAccessoryToolbar, notification: notification)
}
func keyboardDidHide(accessoryView: UIView, notification: Foundation.Notification) {
accessoryView.isHidden = true
}
private func visibilityChanged(_ newVisibility: Status.Visibility) {
for toolbar in [mainToolbar, inputAccessoryToolbar] {
guard let item = toolbar?.items?.first(where: { $0.tag == ViewTags.composeVisibilityBarButton }) else {
continue
}
item.image = UIImage(systemName: newVisibility.imageName)
item.accessibilityLabel = String(format: NSLocalizedString("Visibility: %@", comment: "compose visiblity accessibility label"), draft.visibility.displayName)
let elements = Status.Visibility.allCases.map { (visibility) -> UIMenuElement in
let state = visibility == newVisibility ? UIMenuElement.State.on : .off
return UIAction(title: visibility.displayName, subtitle: visibility.subtitle, image: UIImage(systemName: visibility.unfilledImageName), state: state) { [unowned self] (_) in
self.draft.visibility = visibility
}
}
item.menu = UIMenu(title: "", image: nil, identifier: nil, options: [], children: elements)
}
}
private func localOnlyChanged(_ localOnly: Bool) {
for toolbar in [mainToolbar, inputAccessoryToolbar] {
guard let item = toolbar?.items?.first(where: { $0.tag == ViewTags.composeLocalOnlyBarButton }) else {
continue
}
if localOnly {
item.image = UIImage(named: "link.broken")
item.accessibilityLabel = "Local-only"
} else {
item.image = UIImage(systemName: "link")
item.accessibilityLabel = "Federated"
}
let instanceSubtitle = "Only \(mastodonController.accountInfo!.instanceURL.host!)"
item.menu = UIMenu(children: [
UIAction(title: "Local-only", subtitle: instanceSubtitle, image: UIImage(named: "link.broken"), state: localOnly ? .on : .off) { [unowned self] (_) in
self.draft.localOnly = true
},
UIAction(title: "Federated", image: UIImage(systemName: "link"), state: localOnly ? .off : .on) { [unowned self] (_) in
self.draft.localOnly = false
},
])
}
}
override func canPaste(_ itemProviders: [NSItemProvider]) -> Bool {
guard itemProviders.allSatisfy({ $0.canLoadObject(ofClass: CompositionAttachment.self) }) else { return false }
if mastodonController.instanceFeatures.mastodonAttachmentRestrictions {
@ -305,14 +98,13 @@ class ComposeHostingController: UIHostingController<ComposeContainerView>, Ducka
// MARK: Duckable
func duckableViewControllerWillAnimateDuck(withDuration duration: CGFloat, afterDelay delay: CGFloat) {
let animator = UIViewPropertyAnimator(duration: duration, curve: .linear) {
self.mainToolbar.layer.opacity = 0
withAnimation(.linear(duration: duration).delay(delay)) {
uiState.isDucking = true
}
animator.startAnimation(afterDelay: delay)
}
func duckableViewControllerDidFinishAnimatingDuck() {
mainToolbar.layer.opacity = 1
uiState.isDucking = false
}
// MARK: Interaction

View File

@ -44,6 +44,7 @@ struct ComposePollView: View {
.imageScale(.small)
.padding(4)
}
.accessibilityLabel("Remove poll")
.buttonStyle(.plain)
.accentColor(buttonForegroundColor)
.background(Circle().foregroundColor(buttonBackgroundColor))
@ -61,13 +62,13 @@ struct ComposePollView: View {
HStack {
MenuPicker(selection: $poll.multiple, options: [
.init(title: "Allow multiple", value: true),
.init(title: "Single choice", value: false),
.init(value: true, title: "Allow multiple"),
.init(value: false, title: "Single choice"),
])
.frame(maxWidth: .infinity)
MenuPicker(selection: $duration, options: Duration.allCases.map {
.init(title: ComposePollView.formatter.string(from: $0.timeInterval)!, value: $0)
.init(value: $0, title: ComposePollView.formatter.string(from: $0.timeInterval)!)
})
.frame(maxWidth: .infinity)
}

View File

@ -0,0 +1,148 @@
//
// ComposeToolbar.swift
// Tusker
//
// Created by Shadowfacts on 11/12/22.
// Copyright © 2022 Shadowfacts. All rights reserved.
//
import SwiftUI
import Pachyderm
struct ComposeToolbar: View {
static let height: CGFloat = 44
private static let visibilityOptions: [MenuPicker.Option] = Status.Visibility.allCases.map { vis in
.init(value: vis, title: vis.displayName, subtitle: vis.subtitle, image: UIImage(systemName: vis.unfilledImageName), accessibilityLabel: "Visibility: \(vis.displayName)")
}
@ObservedObject var draft: Draft
@EnvironmentObject private var uiState: ComposeUIState
@EnvironmentObject private var mastodonController: MastodonController
@ObservedObject private var preferences = Preferences.shared
@ScaledMetric(relativeTo: .body) private var imageSize: CGFloat = 22
@State private var minWidth: CGFloat?
@State private var realWidth: CGFloat?
var body: some View {
ScrollView(.horizontal, showsIndicators: false) {
HStack(spacing: 8) {
Button("CW") {
draft.contentWarningEnabled.toggle()
}
.accessibilityLabel(draft.contentWarningEnabled ? "Remove content warning" : "Add content warning")
MenuPicker(selection: $draft.visibility, options: Self.visibilityOptions, buttonStyle: .iconOnly)
// the button has a bunch of extra space by default, but combined with what we add it's too much
.padding(.horizontal, -8)
if mastodonController.instanceFeatures.localOnlyPosts {
MenuPicker(selection: $draft.localOnly, options: [
.init(value: true, title: "Local-only", subtitle: "Only \(mastodonController.accountInfo!.instanceURL.host!)", image: UIImage(named: "link.broken")),
.init(value: false, title: "Federated", image: UIImage(systemName: "link"))
], buttonStyle: .iconOnly)
.padding(.horizontal, -8)
}
if let currentInput = uiState.currentInput, currentInput.toolbarElements.contains(.emojiPicker) {
Button(action: self.emojiPickerButtonPressed) {
Label("Insert custom emoji", systemImage: "face.smiling")
}
.labelStyle(.iconOnly)
.font(.system(size: imageSize))
}
if let currentInput = uiState.currentInput,
currentInput.toolbarElements.contains(.formattingButtons),
preferences.statusContentType != .plain {
Spacer()
ForEach(StatusFormat.allCases, id: \.rawValue) { format in
Button(action: self.formatAction(format)) {
if let imageName = format.imageName {
Image(systemName: imageName)
.font(.system(size: imageSize))
} else if let (str, attrs) = format.title {
let container = try! AttributeContainer(attrs, including: \.uiKit)
Text(AttributedString(str, attributes: container))
}
}
.accessibilityLabel(format.accessibilityLabel)
}
}
Spacer()
Button(action: self.draftsButtonPressed) {
Text("Drafts")
}
}
.padding(.horizontal, 16)
.frame(minWidth: minWidth)
.background(GeometryReader { proxy in
Color.clear
.preference(key: ToolbarWidthPrefKey.self, value: proxy.size.width)
.onPreferenceChange(ToolbarWidthPrefKey.self) { width in
realWidth = width
}
})
}
.scrollDisabledIfAvailable(realWidth ?? 0 <= minWidth ?? 0)
.frame(height: Self.height)
.frame(maxWidth: .infinity)
.background(.regularMaterial, ignoresSafeAreaEdges: .bottom)
.overlay(alignment: .top) {
Divider()
}
.background(GeometryReader { proxy in
Color.clear
.preference(key: ToolbarWidthPrefKey.self, value: proxy.size.width)
.onPreferenceChange(ToolbarWidthPrefKey.self) { width in
minWidth = width
}
})
}
private func emojiPickerButtonPressed() {
guard uiState.autocompleteState == nil else {
return
}
uiState.shouldEmojiAutocompletionBeginExpanded = true
uiState.currentInput?.beginAutocompletingEmoji()
}
private func draftsButtonPressed() {
uiState.isShowingDraftsList = true
}
private func formatAction(_ format: StatusFormat) -> () -> Void {
{
uiState.currentInput?.applyFormat(format)
}
}
}
private struct ToolbarWidthPrefKey: PreferenceKey {
static var defaultValue: CGFloat? = nil
static func reduce(value: inout CGFloat?, nextValue: () -> CGFloat?) {
value = nextValue()
}
}
private extension View {
@available(iOS, obsoleted: 16.0)
@ViewBuilder
func scrollDisabledIfAvailable(_ disabled: Bool) -> some View {
if #available(iOS 16.0, *) {
self.scrollDisabled(disabled)
} else {
self
}
}
}
struct ComposeToolbar_Previews: PreviewProvider {
static var previews: some View {
ComposeToolbar(draft: Draft(accountID: ""))
}
}

View File

@ -16,10 +16,6 @@ protocol ComposeUIStateDelegate: AnyObject {
func presentAssetPickerSheet()
func presentComposeDrawing()
func selectDraft(_ draft: Draft)
func keyboardWillShow(accessoryView: UIView, notification: Notification)
func keyboardWillHide(accessoryView: UIView, notification: Notification)
func keyboardDidHide(accessoryView: UIView, notification: Notification)
}
class ComposeUIState: ObservableObject {
@ -31,6 +27,7 @@ class ComposeUIState: ObservableObject {
@Published var isShowingDraftsList = false
@Published var attachmentsMissingDescriptions = Set<UUID>()
@Published var autocompleteState: AutocompleteState? = nil
@Published var isDucking = false
var composeDrawingMode: ComposeDrawingMode?

View File

@ -89,8 +89,18 @@ struct ComposeView: View {
// can't use SwiftUI.ProgressView because there's no UIProgressView.Style.bar equivalent, see FB8587149
WrappedProgressView(value: poster.currentStep, total: poster.totalSteps)
}
autocompleteSuggestions
}
.safeAreaInset(edge: .bottom, spacing: 0) {
if !uiState.isDucking {
VStack(spacing: 0) {
autocompleteSuggestions
.transition(.move(edge: .bottom))
.animation(.default, value: uiState.autocompleteState)
ComposeToolbar(draft: draft)
}
.transition(.move(edge: .bottom))
}
}
.background(GeometryReader { proxy in
Color.clear
@ -119,14 +129,9 @@ struct ComposeView: View {
@ViewBuilder
var autocompleteSuggestions: some View {
VStack(spacing: 0) {
Spacer()
if let state = uiState.autocompleteState {
ComposeAutocompleteView(autocompleteState: state)
}
if let state = uiState.autocompleteState {
ComposeAutocompleteView(autocompleteState: state)
}
.transition(.move(edge: .bottom))
.animation(.default, value: uiState.autocompleteState)
}
var mainList: some View {
@ -179,7 +184,6 @@ struct ComposeView: View {
.scrollDismissesKeyboardInteractivelyIfAvailable()
.listStyle(.plain)
.disabled(isPosting)
.padding(.bottom, uiState.autocompleteState != nil ? 46 : 0)
.onChange(of: draft.contentWarningEnabled) { newValue in
if newValue {
contentWarningBecomeFirstResponder = true

View File

@ -48,6 +48,7 @@ struct MainComposeTextView: View {
.font(.system(size: fontSize))
.foregroundColor(.secondary)
.offset(x: 4, y: 8)
.accessibilityHidden(true)
}
MainComposeWrappedTextView(
@ -235,7 +236,11 @@ struct MainComposeWrappedTextView: UIViewRepresentable {
if range.length > 0 {
let formatMenu = suggestedActions[index] as! UIMenu
let newFormatMenu = formatMenu.replacingChildren(StatusFormat.allCases.map { fmt in
UIAction(title: fmt.accessibilityLabel, image: fmt.image) { [weak self] _ in
var image: UIImage?
if let imageName = fmt.imageName {
image = UIImage(systemName: imageName)
}
return UIAction(title: fmt.accessibilityLabel, image: image) { [weak self] _ in
self?.applyFormat(fmt)
}
})

View File

@ -25,8 +25,8 @@ struct MuteAccountView: View {
7 * 60 * 60 * 60,
]
return [
.init(title: "Forever", value: 0)
] + durations.map { .init(title: f.string(from: $0)!, value: $0) }
.init(value: 0, title: "Forever")
] + durations.map { .init(value: $0, title: f.string(from: $0)!) }
}()
let account: AccountMO

View File

@ -11,11 +11,9 @@ import Foundation
struct ViewTags {
private init() {}
static let composeVisibilityBarButton = 42001
static let composeLocalOnlyBarButton = 42002
static let navBackBarButton = 42003
static let navForwardBarButton = 42004
static let navEmptyTitleView = 42005
static let splitNavCloseSecondaryButton = 42006
static let customAlertSeparator = 42007
static let navBackBarButton = 42001
static let navForwardBarButton = 42002
static let navEmptyTitleView = 42003
static let splitNavCloseSecondaryButton = 42004
static let customAlertSeparator = 42005
}

View File

@ -8,41 +8,80 @@
import SwiftUI
struct MenuPicker<Value: Hashable>: View {
struct MenuPicker<Value: Hashable>: UIViewRepresentable {
typealias UIViewType = UIButton
@Binding var selection: Value
let options: [Option]
var buttonStyle: ButtonStyle = .labelAndIcon
private var selectedOption: Option {
options.first(where: { $0.value == selection })!
}
var body: some View {
Menu {
ForEach(options, id: \.value) { option in
Button {
selection = option.value
} label: {
Label(option.title, systemImage: selection == option.value ? "checkmark" : "")
}
}
} label: {
// zstack so that the size of the picker is the size of the largest option
ZStack {
ForEach(options, id: \.value) { option in
HStack {
Text(option.title)
Image(systemName: "chevron.up.chevron.down")
}
.opacity(option.value == selection ? 1 : 0)
}
}
func makeUIView(context: Context) -> UIButton {
let button = UIButton()
button.showsMenuAsPrimaryAction = true
button.setContentHuggingPriority(.required, for: .horizontal)
return button
}
func updateUIView(_ button: UIButton, context: Context) {
var config = UIButton.Configuration.borderless()
if #available(iOS 16.0, *) {
config.indicator = .popup
}
.menuStyle(.borderlessButton)
if buttonStyle.hasIcon {
config.image = selectedOption.image
}
if buttonStyle.hasLabel {
config.title = selectedOption.title
}
button.configuration = config
button.menu = UIMenu(children: options.map { opt in
UIAction(title: opt.title, subtitle: opt.subtitle, image: opt.image, state: opt.value == selection ? .on : .off) { _ in
selection = opt.value
}
})
button.accessibilityLabel = selectedOption.accessibilityLabel ?? selectedOption.title
}
struct Option {
let title: String
let value: Value
let title: String
let subtitle: String?
let image: UIImage?
let accessibilityLabel: String?
init(value: Value, title: String, subtitle: String? = nil, image: UIImage? = nil, accessibilityLabel: String? = nil) {
self.value = value
self.title = title
self.subtitle = subtitle
self.image = image
self.accessibilityLabel = accessibilityLabel
}
}
enum ButtonStyle {
case labelAndIcon, labelOnly, iconOnly
var hasLabel: Bool {
switch self {
case .labelAndIcon, .labelOnly:
return true
default:
return false
}
}
var hasIcon: Bool {
switch self {
case .labelAndIcon, .iconOnly:
return true
default:
return false
}
}
}
}
@ -50,9 +89,9 @@ struct MenuPicker_Previews: PreviewProvider {
@State static var value = 0
static var previews: some View {
MenuPicker(selection: $value, options: [
.init(title: "Zero", value: 0),
.init(title: "One", value: 1),
.init(title: "Two", value: 2),
.init(value: 0, title: "Zero"),
.init(value: 1, title: "One"),
.init(value: 2, title: "Two"),
])
}
}