mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-12-22 22:25:57 +00:00
[WIP] Business
This commit is contained in:
Isaac
@@ -0,0 +1,30 @@
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load("@build_bazel_rules_swift//swift:swift.bzl", "swift_library")
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swift_library(
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name = "TimezoneSelectionScreen",
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module_name = "TimezoneSelectionScreen",
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srcs = glob([
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"Sources/**/*.swift",
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]),
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copts = [
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"-warnings-as-errors",
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],
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deps = [
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"//submodules/Display",
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"//submodules/AsyncDisplayKit",
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"//submodules/Postbox",
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"//submodules/SSignalKit/SwiftSignalKit",
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"//submodules/TelegramCore",
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"//submodules/TelegramPresentationData",
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"//submodules/AccountContext",
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"//submodules/SearchUI",
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"//submodules/MergeLists",
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"//submodules/ItemListUI",
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"//submodules/PresentationDataUtils",
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"//submodules/SearchBarNode",
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"//submodules/TelegramUIPreferences",
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],
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visibility = [
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"//visibility:public",
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],
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)
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@@ -0,0 +1,156 @@
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import Foundation
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import UIKit
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import Display
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import AsyncDisplayKit
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import Postbox
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import SwiftSignalKit
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import TelegramCore
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import TelegramPresentationData
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import AccountContext
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import SearchUI
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public class TimezoneSelectionScreen: ViewController {
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private let context: AccountContext
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private let completed: (String) -> Void
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private var controllerNode: TimezoneSelectionScreenNode {
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return self.displayNode as! TimezoneSelectionScreenNode
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}
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private var _ready = Promise<Bool>()
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override public var ready: Promise<Bool> {
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return self._ready
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}
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private var presentationData: PresentationData
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private var presentationDataDisposable: Disposable?
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private var searchContentNode: NavigationBarSearchContentNode?
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private var previousContentOffset: ListViewVisibleContentOffset?
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public init(context: AccountContext, completed: @escaping (String) -> Void) {
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self.context = context
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self.completed = completed
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self.presentationData = context.sharedContext.currentPresentationData.with { $0 }
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super.init(navigationBarPresentationData: NavigationBarPresentationData(presentationData: self.presentationData))
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self.statusBar.statusBarStyle = self.presentationData.theme.rootController.statusBarStyle.style
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//TODO:localize
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self.title = "Time Zone"
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self.navigationItem.backBarButtonItem = UIBarButtonItem(title: self.presentationData.strings.Common_Back, style: .plain, target: nil, action: nil)
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self.scrollToTop = { [weak self] in
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if let strongSelf = self {
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if let searchContentNode = strongSelf.searchContentNode {
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searchContentNode.updateExpansionProgress(1.0, animated: true)
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}
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strongSelf.controllerNode.scrollToTop()
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}
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}
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self.presentationDataDisposable = (context.sharedContext.presentationData
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|> deliverOnMainQueue).start(next: { [weak self] presentationData in
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if let strongSelf = self {
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let previousTheme = strongSelf.presentationData.theme
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let previousStrings = strongSelf.presentationData.strings
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strongSelf.presentationData = presentationData
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if previousTheme !== presentationData.theme || previousStrings !== presentationData.strings {
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strongSelf.updateThemeAndStrings()
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}
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}
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})
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self.searchContentNode = NavigationBarSearchContentNode(theme: self.presentationData.theme, placeholder: self.presentationData.strings.Common_Search, inline: true, activate: { [weak self] in
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self?.activateSearch()
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})
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self.navigationBar?.setContentNode(self.searchContentNode, animated: false)
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}
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required public init(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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deinit {
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self.presentationDataDisposable?.dispose()
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}
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private func updateThemeAndStrings() {
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self.statusBar.statusBarStyle = self.presentationData.theme.rootController.statusBarStyle.style
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self.navigationBar?.updatePresentationData(NavigationBarPresentationData(presentationData: self.presentationData))
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self.searchContentNode?.updateThemeAndPlaceholder(theme: self.presentationData.theme, placeholder: self.presentationData.strings.Common_Search)
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self.title = self.presentationData.strings.Settings_AppLanguage
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self.navigationItem.backBarButtonItem = UIBarButtonItem(title: self.presentationData.strings.Common_Back, style: .plain, target: nil, action: nil)
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self.controllerNode.updatePresentationData(self.presentationData)
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}
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override public func loadDisplayNode() {
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self.displayNode = TimezoneSelectionScreenNode(context: self.context, presentationData: self.presentationData, navigationBar: self.navigationBar!, requestActivateSearch: { [weak self] in
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self?.activateSearch()
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}, requestDeactivateSearch: { [weak self] in
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self?.deactivateSearch()
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}, action: { [weak self] id in
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guard let self else {
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return
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}
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self.completed(id)
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}, present: { [weak self] c, a in
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self?.present(c, in: .window(.root), with: a)
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}, push: { [weak self] c in
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self?.push(c)
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})
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self.controllerNode.listNode.visibleContentOffsetChanged = { [weak self] offset in
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if let strongSelf = self {
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if let searchContentNode = strongSelf.searchContentNode {
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searchContentNode.updateListVisibleContentOffset(offset)
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}
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strongSelf.previousContentOffset = offset
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}
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}
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self.controllerNode.listNode.didEndScrolling = { [weak self] _ in
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if let strongSelf = self, let searchContentNode = strongSelf.searchContentNode {
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let _ = fixNavigationSearchableListNodeScrolling(strongSelf.controllerNode.listNode, searchNode: searchContentNode)
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}
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}
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self._ready.set(self.controllerNode._ready.get())
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self.displayNodeDidLoad()
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}
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override public func containerLayoutUpdated(_ layout: ContainerViewLayout, transition: ContainedViewLayoutTransition) {
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super.containerLayoutUpdated(layout, transition: transition)
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self.controllerNode.containerLayoutUpdated(layout, navigationBarHeight: self.cleanNavigationHeight, transition: transition)
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}
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private func activateSearch() {
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if self.displayNavigationBar {
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if let scrollToTop = self.scrollToTop {
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scrollToTop()
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}
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if let searchContentNode = self.searchContentNode {
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self.controllerNode.activateSearch(placeholderNode: searchContentNode.placeholderNode)
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}
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self.setDisplayNavigationBar(false, transition: .animated(duration: 0.5, curve: .spring))
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}
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}
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private func deactivateSearch() {
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if !self.displayNavigationBar {
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self.setDisplayNavigationBar(true, transition: .animated(duration: 0.5, curve: .spring))
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if let searchContentNode = self.searchContentNode {
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self.controllerNode.deactivateSearch(placeholderNode: searchContentNode.placeholderNode)
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}
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}
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}
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}
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@@ -0,0 +1,477 @@
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import Foundation
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import UIKit
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import Display
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import AsyncDisplayKit
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import Postbox
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import TelegramCore
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import SwiftSignalKit
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import TelegramPresentationData
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import MergeLists
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import ItemListUI
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import PresentationDataUtils
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import AccountContext
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import SearchBarNode
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import SearchUI
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import TelegramUIPreferences
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private struct TimezoneListEntry: Comparable, Identifiable {
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var id: String
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var offset: Int
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var title: String
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var stableId: String {
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return self.id
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}
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static func <(lhs: TimezoneListEntry, rhs: TimezoneListEntry) -> Bool {
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if lhs.offset != rhs.offset {
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return lhs.offset < rhs.offset
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}
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if lhs.title != rhs.title {
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return lhs.title < rhs.title
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}
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return lhs.id < rhs.id
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}
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func item(presentationData: PresentationData, searchMode: Bool, action: @escaping (String) -> Void) -> ListViewItem {
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return ItemListActionItem(presentationData: ItemListPresentationData(presentationData), title: self.title, kind: .neutral, alignment: .natural, sectionId: 0, style: .plain, action: {
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action(self.id)
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})
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}
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}
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private struct TimezoneListSearchContainerTransition {
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let deletions: [ListViewDeleteItem]
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let insertions: [ListViewInsertItem]
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let updates: [ListViewUpdateItem]
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let isSearching: Bool
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}
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private func preparedLanguageListSearchContainerTransition(presentationData: PresentationData, from fromEntries: [TimezoneListEntry], to toEntries: [TimezoneListEntry], action: @escaping (String) -> Void, isSearching: Bool, forceUpdate: Bool) -> TimezoneListSearchContainerTransition {
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let (deleteIndices, indicesAndItems, updateIndices) = mergeListsStableWithUpdates(leftList: fromEntries, rightList: toEntries, allUpdated: forceUpdate)
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let deletions = deleteIndices.map { ListViewDeleteItem(index: $0, directionHint: nil) }
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let insertions = indicesAndItems.map { ListViewInsertItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(presentationData: presentationData, searchMode: true, action: action), directionHint: nil) }
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let updates = updateIndices.map { ListViewUpdateItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(presentationData: presentationData, searchMode: true, action: action), directionHint: nil) }
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return TimezoneListSearchContainerTransition(deletions: deletions, insertions: insertions, updates: updates, isSearching: isSearching)
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}
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private final class TimezoneListSearchContainerNode: SearchDisplayControllerContentNode {
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private let timezoneData: TimezoneData
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private let dimNode: ASDisplayNode
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private let listNode: ListView
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private var enqueuedTransitions: [TimezoneListSearchContainerTransition] = []
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private var hasValidLayout = false
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private let searchQuery = Promise<String?>()
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private let searchDisposable = MetaDisposable()
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private var presentationData: PresentationData
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private var presentationDataDisposable: Disposable?
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private let presentationDataPromise: Promise<PresentationData>
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public override var hasDim: Bool {
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return true
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}
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init(context: AccountContext, timezoneData: TimezoneData, action: @escaping (String) -> Void) {
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self.timezoneData = timezoneData
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let presentationData = context.sharedContext.currentPresentationData.with { $0 }
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self.presentationData = presentationData
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self.presentationDataPromise = Promise(self.presentationData)
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self.dimNode = ASDisplayNode()
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self.dimNode.backgroundColor = UIColor.black.withAlphaComponent(0.5)
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self.listNode = ListView()
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self.listNode.accessibilityPageScrolledString = { row, count in
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return presentationData.strings.VoiceOver_ScrollStatus(row, count).string
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}
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super.init()
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self.listNode.backgroundColor = self.presentationData.theme.chatList.backgroundColor
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self.listNode.isHidden = true
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self.addSubnode(self.dimNode)
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self.addSubnode(self.listNode)
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let foundItems = self.searchQuery.get()
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|> mapToSignal { query -> Signal<[TimezoneData.Item]?, NoError> in
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if let query, !query.isEmpty {
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let query = query.lowercased()
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return .single(timezoneData.items.filter { item in
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if item.id.lowercased().hasPrefix(query) {
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return true
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}
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if item.title.lowercased().split(separator: " ").contains(where: { $0.hasPrefix(query) }) {
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return true
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}
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return false
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})
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} else {
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return .single(nil)
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}
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}
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let previousEntriesHolder = Atomic<([TimezoneListEntry], PresentationTheme, PresentationStrings)?>(value: nil)
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self.searchDisposable.set(combineLatest(queue: .mainQueue(), foundItems, self.presentationDataPromise.get()).start(next: { [weak self] items, presentationData in
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guard let strongSelf = self else {
|
||||
return
|
||||
}
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var entries: [TimezoneListEntry] = []
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if let items {
|
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for item in items {
|
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entries.append(TimezoneListEntry(
|
||||
id: item.id,
|
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offset: item.offset,
|
||||
title: item.title
|
||||
))
|
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}
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}
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entries.sort()
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let previousEntriesAndPresentationData = previousEntriesHolder.swap((entries, presentationData.theme, presentationData.strings))
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let transition = preparedLanguageListSearchContainerTransition(presentationData: presentationData, from: previousEntriesAndPresentationData?.0 ?? [], to: entries, action: action, isSearching: items != nil, forceUpdate: previousEntriesAndPresentationData?.1 !== presentationData.theme || previousEntriesAndPresentationData?.2 !== presentationData.strings)
|
||||
strongSelf.enqueueTransition(transition)
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}))
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||||
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||||
self.presentationDataDisposable = (context.sharedContext.presentationData
|
||||
|> deliverOnMainQueue).start(next: { [weak self] presentationData in
|
||||
if let strongSelf = self {
|
||||
let previousTheme = strongSelf.presentationData.theme
|
||||
let previousStrings = strongSelf.presentationData.strings
|
||||
|
||||
strongSelf.presentationData = presentationData
|
||||
|
||||
if previousTheme !== presentationData.theme || previousStrings !== presentationData.strings {
|
||||
strongSelf.updateThemeAndStrings(theme: presentationData.theme, strings: presentationData.strings)
|
||||
strongSelf.presentationDataPromise.set(.single(presentationData))
|
||||
}
|
||||
}
|
||||
})
|
||||
|
||||
self.listNode.beganInteractiveDragging = { [weak self] _ in
|
||||
self?.dismissInput?()
|
||||
}
|
||||
}
|
||||
|
||||
deinit {
|
||||
self.searchDisposable.dispose()
|
||||
self.presentationDataDisposable?.dispose()
|
||||
}
|
||||
|
||||
override func didLoad() {
|
||||
super.didLoad()
|
||||
|
||||
self.dimNode.view.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(self.dimTapGesture(_:))))
|
||||
}
|
||||
|
||||
func updateThemeAndStrings(theme: PresentationTheme, strings: PresentationStrings) {
|
||||
self.listNode.backgroundColor = theme.chatList.backgroundColor
|
||||
}
|
||||
|
||||
override func searchTextUpdated(text: String) {
|
||||
if text.isEmpty {
|
||||
self.searchQuery.set(.single(nil))
|
||||
} else {
|
||||
self.searchQuery.set(.single(text))
|
||||
}
|
||||
}
|
||||
|
||||
private func enqueueTransition(_ transition: TimezoneListSearchContainerTransition) {
|
||||
self.enqueuedTransitions.append(transition)
|
||||
|
||||
if self.hasValidLayout {
|
||||
while !self.enqueuedTransitions.isEmpty {
|
||||
self.dequeueTransitions()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private func dequeueTransitions() {
|
||||
if let transition = self.enqueuedTransitions.first {
|
||||
self.enqueuedTransitions.remove(at: 0)
|
||||
|
||||
var options = ListViewDeleteAndInsertOptions()
|
||||
options.insert(.PreferSynchronousDrawing)
|
||||
|
||||
let isSearching = transition.isSearching
|
||||
self.listNode.transaction(deleteIndices: transition.deletions, insertIndicesAndItems: transition.insertions, updateIndicesAndItems: transition.updates, options: options, updateSizeAndInsets: nil, updateOpaqueState: nil, completion: { [weak self] _ in
|
||||
self?.listNode.isHidden = !isSearching
|
||||
self?.dimNode.isHidden = isSearching
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
override func containerLayoutUpdated(_ layout: ContainerViewLayout, navigationBarHeight: CGFloat, transition: ContainedViewLayoutTransition) {
|
||||
super.containerLayoutUpdated(layout, navigationBarHeight: navigationBarHeight, transition: transition)
|
||||
|
||||
let topInset = navigationBarHeight
|
||||
transition.updateFrame(node: self.dimNode, frame: CGRect(origin: CGPoint(x: 0.0, y: topInset), size: CGSize(width: layout.size.width, height: layout.size.height - topInset)))
|
||||
|
||||
let (duration, curve) = listViewAnimationDurationAndCurve(transition: transition)
|
||||
|
||||
self.listNode.frame = CGRect(origin: CGPoint(), size: layout.size)
|
||||
self.listNode.transaction(deleteIndices: [], insertIndicesAndItems: [], updateIndicesAndItems: [], options: [.Synchronous], scrollToItem: nil, updateSizeAndInsets: ListViewUpdateSizeAndInsets(size: layout.size, insets: UIEdgeInsets(top: navigationBarHeight, left: layout.safeInsets.left, bottom: layout.insets(options: [.input]).bottom, right: layout.safeInsets.right), duration: duration, curve: curve), stationaryItemRange: nil, updateOpaqueState: nil, completion: { _ in })
|
||||
|
||||
if !self.hasValidLayout {
|
||||
self.hasValidLayout = true
|
||||
while !self.enqueuedTransitions.isEmpty {
|
||||
self.dequeueTransitions()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@objc func dimTapGesture(_ recognizer: UITapGestureRecognizer) {
|
||||
if case .ended = recognizer.state {
|
||||
self.cancel?()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private struct TimezoneListNodeTransition {
|
||||
let deletions: [ListViewDeleteItem]
|
||||
let insertions: [ListViewInsertItem]
|
||||
let updates: [ListViewUpdateItem]
|
||||
let firstTime: Bool
|
||||
let isLoading: Bool
|
||||
let animated: Bool
|
||||
let crossfade: Bool
|
||||
}
|
||||
|
||||
private func preparedTimezoneListNodeTransition(presentationData: PresentationData, from fromEntries: [TimezoneListEntry], to toEntries: [TimezoneListEntry], action: @escaping (String) -> Void, firstTime: Bool, isLoading: Bool, forceUpdate: Bool, animated: Bool, crossfade: Bool) -> TimezoneListNodeTransition {
|
||||
let (deleteIndices, indicesAndItems, updateIndices) = mergeListsStableWithUpdates(leftList: fromEntries, rightList: toEntries, allUpdated: forceUpdate)
|
||||
|
||||
let deletions = deleteIndices.map { ListViewDeleteItem(index: $0, directionHint: nil) }
|
||||
let insertions = indicesAndItems.map { ListViewInsertItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(presentationData: presentationData, searchMode: false, action: action), directionHint: nil) }
|
||||
let updates = updateIndices.map { ListViewUpdateItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(presentationData: presentationData, searchMode: false, action: action), directionHint: nil) }
|
||||
|
||||
return TimezoneListNodeTransition(deletions: deletions, insertions: insertions, updates: updates, firstTime: firstTime, isLoading: isLoading, animated: animated, crossfade: crossfade)
|
||||
}
|
||||
|
||||
private final class TimezoneData {
|
||||
struct Item {
|
||||
var id: String
|
||||
var offset: Int
|
||||
var title: String
|
||||
|
||||
init(id: String, offset: Int, title: String) {
|
||||
self.id = id
|
||||
self.offset = offset
|
||||
self.title = title
|
||||
}
|
||||
}
|
||||
|
||||
let items: [Item]
|
||||
|
||||
init() {
|
||||
let locale = Locale.current
|
||||
var items: [Item] = []
|
||||
for (key, value) in TimeZone.abbreviationDictionary {
|
||||
guard let timezone = TimeZone(abbreviation: key) else {
|
||||
continue
|
||||
}
|
||||
if items.contains(where: { $0.id == timezone.identifier }) {
|
||||
continue
|
||||
}
|
||||
items.append(Item(
|
||||
id: timezone.identifier,
|
||||
offset: timezone.secondsFromGMT(),
|
||||
title: timezone.localizedName(for: .standard, locale: locale) ?? value
|
||||
))
|
||||
}
|
||||
self.items = items
|
||||
}
|
||||
}
|
||||
|
||||
final class TimezoneSelectionScreenNode: ViewControllerTracingNode {
|
||||
private let context: AccountContext
|
||||
private let action: (String) -> Void
|
||||
private var presentationData: PresentationData
|
||||
private weak var navigationBar: NavigationBar?
|
||||
private let requestActivateSearch: () -> Void
|
||||
private let requestDeactivateSearch: () -> Void
|
||||
private let present: (ViewController, Any?) -> Void
|
||||
private let push: (ViewController) -> Void
|
||||
private let timezoneData: TimezoneData
|
||||
|
||||
private var didSetReady = false
|
||||
let _ready = ValuePromise<Bool>()
|
||||
|
||||
private var containerLayout: (ContainerViewLayout, CGFloat)?
|
||||
let listNode: ListView
|
||||
private var queuedTransitions: [TimezoneListNodeTransition] = []
|
||||
private var searchDisplayController: SearchDisplayController?
|
||||
|
||||
private let presentationDataValue = Promise<PresentationData>()
|
||||
|
||||
private var listDisposable: Disposable?
|
||||
|
||||
init(context: AccountContext, presentationData: PresentationData, navigationBar: NavigationBar, requestActivateSearch: @escaping () -> Void, requestDeactivateSearch: @escaping () -> Void, action: @escaping (String) -> Void, present: @escaping (ViewController, Any?) -> Void, push: @escaping (ViewController) -> Void) {
|
||||
self.context = context
|
||||
self.action = action
|
||||
self.presentationData = presentationData
|
||||
self.presentationDataValue.set(.single(presentationData))
|
||||
self.navigationBar = navigationBar
|
||||
self.requestActivateSearch = requestActivateSearch
|
||||
self.requestDeactivateSearch = requestDeactivateSearch
|
||||
self.present = present
|
||||
self.push = push
|
||||
|
||||
self.listNode = ListView()
|
||||
self.listNode.accessibilityPageScrolledString = { row, count in
|
||||
return presentationData.strings.VoiceOver_ScrollStatus(row, count).string
|
||||
}
|
||||
|
||||
let timezoneData = TimezoneData()
|
||||
self.timezoneData = timezoneData
|
||||
|
||||
super.init()
|
||||
|
||||
self.backgroundColor = presentationData.theme.list.plainBackgroundColor
|
||||
self.addSubnode(self.listNode)
|
||||
|
||||
let previousEntriesHolder = Atomic<([TimezoneListEntry], PresentationTheme, PresentationStrings)?>(value: nil)
|
||||
self.listDisposable = (self.presentationDataValue.get()
|
||||
|> deliverOnMainQueue).start(next: { [weak self] presentationData in
|
||||
guard let strongSelf = self else {
|
||||
return
|
||||
}
|
||||
|
||||
var entries: [TimezoneListEntry] = []
|
||||
for item in timezoneData.items {
|
||||
entries.append(TimezoneListEntry(
|
||||
id: item.id,
|
||||
offset: item.offset,
|
||||
title: item.title
|
||||
))
|
||||
}
|
||||
entries.sort()
|
||||
|
||||
let previousEntriesAndPresentationData = previousEntriesHolder.swap((entries, presentationData.theme, presentationData.strings))
|
||||
let transition = preparedTimezoneListNodeTransition(presentationData: presentationData, from: previousEntriesAndPresentationData?.0 ?? [], to: entries, action: action, firstTime: previousEntriesAndPresentationData == nil, isLoading: entries.isEmpty, forceUpdate: previousEntriesAndPresentationData?.1 !== presentationData.theme || previousEntriesAndPresentationData?.2 !== presentationData.strings, animated: false, crossfade: false)
|
||||
strongSelf.enqueueTransition(transition)
|
||||
})
|
||||
}
|
||||
|
||||
deinit {
|
||||
self.listDisposable?.dispose()
|
||||
}
|
||||
|
||||
func updatePresentationData(_ presentationData: PresentationData) {
|
||||
let stringsUpdated = self.presentationData.strings !== presentationData.strings
|
||||
self.presentationData = presentationData
|
||||
|
||||
if stringsUpdated {
|
||||
if let snapshotView = self.view.snapshotView(afterScreenUpdates: false) {
|
||||
self.view.addSubview(snapshotView)
|
||||
snapshotView.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false, completion: { [weak snapshotView] _ in
|
||||
snapshotView?.removeFromSuperview()
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
self.presentationDataValue.set(.single(presentationData))
|
||||
self.backgroundColor = presentationData.theme.list.plainBackgroundColor
|
||||
self.searchDisplayController?.updatePresentationData(presentationData)
|
||||
}
|
||||
|
||||
func containerLayoutUpdated(_ layout: ContainerViewLayout, navigationBarHeight: CGFloat, transition: ContainedViewLayoutTransition) {
|
||||
let hadValidLayout = self.containerLayout != nil
|
||||
self.containerLayout = (layout, navigationBarHeight)
|
||||
|
||||
var listInsets = layout.insets(options: [.input])
|
||||
listInsets.top += navigationBarHeight
|
||||
|
||||
if let searchDisplayController = self.searchDisplayController {
|
||||
searchDisplayController.containerLayoutUpdated(layout, navigationBarHeight: navigationBarHeight, transition: transition)
|
||||
}
|
||||
|
||||
self.listNode.bounds = CGRect(x: 0.0, y: 0.0, width: layout.size.width, height: layout.size.height)
|
||||
self.listNode.position = CGPoint(x: layout.size.width / 2.0, y: layout.size.height / 2.0)
|
||||
|
||||
let (duration, curve) = listViewAnimationDurationAndCurve(transition: transition)
|
||||
let updateSizeAndInsets = ListViewUpdateSizeAndInsets(size: layout.size, insets: listInsets, duration: duration, curve: curve)
|
||||
|
||||
self.listNode.transaction(deleteIndices: [], insertIndicesAndItems: [], updateIndicesAndItems: [], options: [.Synchronous, .LowLatency], scrollToItem: nil, updateSizeAndInsets: updateSizeAndInsets, stationaryItemRange: nil, updateOpaqueState: nil, completion: { _ in })
|
||||
|
||||
if !hadValidLayout {
|
||||
self.dequeueTransitions()
|
||||
}
|
||||
}
|
||||
|
||||
private func enqueueTransition(_ transition: TimezoneListNodeTransition) {
|
||||
self.queuedTransitions.append(transition)
|
||||
|
||||
if self.containerLayout != nil {
|
||||
self.dequeueTransitions()
|
||||
}
|
||||
}
|
||||
|
||||
private func dequeueTransitions() {
|
||||
guard let _ = self.containerLayout else {
|
||||
return
|
||||
}
|
||||
while !self.queuedTransitions.isEmpty {
|
||||
let transition = self.queuedTransitions.removeFirst()
|
||||
|
||||
var options = ListViewDeleteAndInsertOptions()
|
||||
if transition.firstTime {
|
||||
options.insert(.Synchronous)
|
||||
options.insert(.LowLatency)
|
||||
} else if transition.crossfade {
|
||||
options.insert(.AnimateCrossfade)
|
||||
} else if transition.animated {
|
||||
options.insert(.AnimateInsertion)
|
||||
}
|
||||
self.listNode.transaction(deleteIndices: transition.deletions, insertIndicesAndItems: transition.insertions, updateIndicesAndItems: transition.updates, options: options, updateOpaqueState: nil, completion: { [weak self] _ in
|
||||
if let strongSelf = self {
|
||||
if !strongSelf.didSetReady {
|
||||
strongSelf.didSetReady = true
|
||||
strongSelf._ready.set(true)
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func activateSearch(placeholderNode: SearchBarPlaceholderNode) {
|
||||
guard let (containerLayout, navigationBarHeight) = self.containerLayout, self.searchDisplayController == nil else {
|
||||
return
|
||||
}
|
||||
|
||||
self.searchDisplayController = SearchDisplayController(presentationData: self.presentationData, contentNode: TimezoneListSearchContainerNode(context: self.context, timezoneData: self.timezoneData, action: self.action), inline: true, cancel: { [weak self] in
|
||||
self?.requestDeactivateSearch()
|
||||
})
|
||||
|
||||
self.searchDisplayController?.containerLayoutUpdated(containerLayout, navigationBarHeight: navigationBarHeight, transition: .immediate)
|
||||
self.searchDisplayController?.activate(insertSubnode: { [weak self, weak placeholderNode] subnode, isSearchBar in
|
||||
if let strongSelf = self, let strongPlaceholderNode = placeholderNode {
|
||||
if isSearchBar {
|
||||
strongPlaceholderNode.supernode?.insertSubnode(subnode, aboveSubnode: strongPlaceholderNode)
|
||||
} else if let navigationBar = strongSelf.navigationBar {
|
||||
strongSelf.insertSubnode(subnode, belowSubnode: navigationBar)
|
||||
}
|
||||
}
|
||||
}, placeholder: placeholderNode)
|
||||
}
|
||||
|
||||
func deactivateSearch(placeholderNode: SearchBarPlaceholderNode) {
|
||||
if let searchDisplayController = self.searchDisplayController {
|
||||
searchDisplayController.deactivate(placeholder: placeholderNode)
|
||||
self.searchDisplayController = nil
|
||||
}
|
||||
}
|
||||
|
||||
func scrollToTop() {
|
||||
self.listNode.transaction(deleteIndices: [], insertIndicesAndItems: [], updateIndicesAndItems: [], options: [.Synchronous, .LowLatency], scrollToItem: ListViewScrollToItem(index: 0, position: .top(0.0), animated: true, curve: .Default(duration: nil), directionHint: .Up), updateSizeAndInsets: nil, stationaryItemRange: nil, updateOpaqueState: nil, completion: { _ in })
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user