mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
581 lines
28 KiB
Swift
581 lines
28 KiB
Swift
import Foundation
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import UIKit
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import Display
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import SwiftSignalKit
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import ProgressNavigationButtonNode
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enum ItemListNavigationButtonStyle {
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case regular
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case bold
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case activity
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var barButtonItemStyle: UIBarButtonItem.Style {
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switch self {
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case .regular, .activity:
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return .plain
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case .bold:
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return .done
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}
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}
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}
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enum ItemListNavigationButtonContentIcon {
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case search
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case add
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case action
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}
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enum ItemListNavigationButtonContent: Equatable {
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case none
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case text(String)
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case icon(ItemListNavigationButtonContentIcon)
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}
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struct ItemListNavigationButton {
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let content: ItemListNavigationButtonContent
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let style: ItemListNavigationButtonStyle
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let enabled: Bool
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let action: () -> Void
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init(content: ItemListNavigationButtonContent, style: ItemListNavigationButtonStyle, enabled: Bool, action: @escaping () -> Void) {
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self.content = content
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self.style = style
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self.enabled = enabled
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self.action = action
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}
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}
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struct ItemListBackButton: Equatable {
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let title: String
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init(title: String) {
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self.title = title
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}
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}
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enum ItemListControllerTitle: Equatable {
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case text(String)
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}
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final class ItemListControllerTabBarItem: Equatable {
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let title: String
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let image: UIImage?
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let selectedImage: UIImage?
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let tintImages: Bool
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let badgeValue: String?
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init(title: String, image: UIImage?, selectedImage: UIImage?, tintImages: Bool = true, badgeValue: String? = nil) {
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self.title = title
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self.image = image
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self.selectedImage = selectedImage
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self.tintImages = tintImages
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self.badgeValue = badgeValue
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}
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static func ==(lhs: ItemListControllerTabBarItem, rhs: ItemListControllerTabBarItem) -> Bool {
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return lhs.title == rhs.title && lhs.image === rhs.image && lhs.selectedImage === rhs.selectedImage && lhs.tintImages == rhs.tintImages && lhs.badgeValue == rhs.badgeValue
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}
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}
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struct ItemListControllerState {
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let theme: WalletTheme
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let title: ItemListControllerTitle
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let leftNavigationButton: ItemListNavigationButton?
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let rightNavigationButton: ItemListNavigationButton?
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let secondaryRightNavigationButton: ItemListNavigationButton?
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let backNavigationButton: ItemListBackButton?
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let tabBarItem: ItemListControllerTabBarItem?
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let animateChanges: Bool
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init(theme: WalletTheme, title: ItemListControllerTitle, leftNavigationButton: ItemListNavigationButton?, rightNavigationButton: ItemListNavigationButton?, secondaryRightNavigationButton: ItemListNavigationButton? = nil, backNavigationButton: ItemListBackButton?, tabBarItem: ItemListControllerTabBarItem? = nil, animateChanges: Bool = true) {
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self.theme = theme
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self.title = title
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self.leftNavigationButton = leftNavigationButton
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self.rightNavigationButton = rightNavigationButton
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self.secondaryRightNavigationButton = secondaryRightNavigationButton
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self.backNavigationButton = backNavigationButton
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self.tabBarItem = tabBarItem
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self.animateChanges = animateChanges
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}
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}
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class ItemListController: ViewController, KeyShortcutResponder, PresentableController {
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private let state: Signal<(ItemListControllerState, (ItemListNodeState, Any)), NoError>
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private var leftNavigationButtonTitleAndStyle: (ItemListNavigationButtonContent, ItemListNavigationButtonStyle)?
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private var rightNavigationButtonTitleAndStyle: [(ItemListNavigationButtonContent, ItemListNavigationButtonStyle)] = []
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private var backNavigationButton: ItemListBackButton?
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private var tabBarItemInfo: ItemListControllerTabBarItem?
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private var navigationButtonActions: (left: (() -> Void)?, right: (() -> Void)?, secondaryRight: (() -> Void)?) = (nil, nil, nil)
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private var theme: WalletTheme
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private var strings: WalletStrings
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private var hasNavigationBarSeparator: Bool
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private var validLayout: ContainerViewLayout?
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private var didPlayPresentationAnimation = false
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private(set) var didAppearOnce = false
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var didAppear: ((Bool) -> Void)?
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private var isDismissed = false
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var titleControlValueChanged: ((Int) -> Void)?
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private var tabBarItemDisposable: Disposable?
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private let _ready = Promise<Bool>()
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override var ready: Promise<Bool> {
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return self._ready
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}
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var experimentalSnapScrollToItem: Bool = false {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).listNode.experimentalSnapScrollToItem = self.experimentalSnapScrollToItem
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}
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}
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}
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var enableInteractiveDismiss = false {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).enableInteractiveDismiss = self.enableInteractiveDismiss
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}
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}
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}
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var alwaysSynchronous = false {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).alwaysSynchronous = self.alwaysSynchronous
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}
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}
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}
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var visibleEntriesUpdated: ((ItemListNodeVisibleEntries) -> Void)? {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).visibleEntriesUpdated = self.visibleEntriesUpdated
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}
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}
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}
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var visibleBottomContentOffsetChanged: ((ListViewVisibleContentOffset) -> Void)? {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).visibleBottomContentOffsetChanged = self.visibleBottomContentOffsetChanged
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}
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}
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}
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var contentOffsetChanged: ((ListViewVisibleContentOffset, Bool) -> Void)? {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).contentOffsetChanged = self.contentOffsetChanged
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}
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}
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}
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var contentScrollingEnded: ((ListView) -> Bool)? {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).contentScrollingEnded = self.contentScrollingEnded
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}
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}
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}
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var searchActivated: ((Bool) -> Void)? {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).searchActivated = self.searchActivated
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}
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}
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}
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var willScrollToTop: (() -> Void)?
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func setReorderEntry<T: ItemListNodeEntry>(_ f: @escaping (Int, Int, [T]) -> Void) {
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self.reorderEntry = { a, b, list in
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f(a, b, list.map { $0 as! T })
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}
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}
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private var reorderEntry: ((Int, Int, [ItemListNodeAnyEntry]) -> Void)? {
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didSet {
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if self.isNodeLoaded {
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(self.displayNode as! ItemListControllerNode).reorderEntry = self.reorderEntry
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}
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}
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}
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var previewItemWithTag: ((ItemListItemTag) -> UIViewController?)?
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var commitPreview: ((UIViewController) -> Void)?
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var willDisappear: ((Bool) -> Void)?
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var didDisappear: ((Bool) -> Void)?
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init<ItemGenerationArguments>(theme: WalletTheme, strings: WalletStrings, updatedPresentationData: Signal<(theme: WalletTheme, strings: WalletStrings), NoError>, state: Signal<(ItemListControllerState, (ItemListNodeState, ItemGenerationArguments)), NoError>, tabBarItem: Signal<ItemListControllerTabBarItem, NoError>?, hasNavigationBarSeparator: Bool = true) {
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self.state = state
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|> map { controllerState, nodeStateAndArgument -> (ItemListControllerState, (ItemListNodeState, Any)) in
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return (controllerState, (nodeStateAndArgument.0, nodeStateAndArgument.1))
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}
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self.theme = theme
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self.strings = strings
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self.hasNavigationBarSeparator = hasNavigationBarSeparator
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let navigationBarTheme: NavigationBarTheme
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if hasNavigationBarSeparator {
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navigationBarTheme = theme.navigationBar
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} else {
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navigationBarTheme = NavigationBarTheme(buttonColor: theme.navigationBar.buttonColor, disabledButtonColor: theme.navigationBar.disabledButtonColor, primaryTextColor: theme.navigationBar.primaryTextColor, backgroundColor: theme.list.itemBlocksBackgroundColor, separatorColor: theme.list.itemBlocksBackgroundColor, badgeBackgroundColor: theme.navigationBar.badgeBackgroundColor, badgeStrokeColor: theme.navigationBar.badgeStrokeColor, badgeTextColor: theme.navigationBar.badgeTextColor)
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}
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super.init(navigationBarPresentationData: NavigationBarPresentationData(theme: navigationBarTheme, strings: NavigationBarStrings(back: strings.Wallet_Navigation_Back, close: strings.Wallet_Navigation_Close)))
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self.isOpaqueWhenInOverlay = true
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self.blocksBackgroundWhenInOverlay = true
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self.statusBar.statusBarStyle = theme.statusBarStyle
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self.scrollToTop = { [weak self] in
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self?.willScrollToTop?()
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(self?.displayNode as! ItemListControllerNode).scrollToTop()
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}
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if let tabBarItem = tabBarItem {
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self.tabBarItemDisposable = (tabBarItem |> deliverOnMainQueue).start(next: { [weak self] tabBarItemInfo in
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if let strongSelf = self {
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if strongSelf.tabBarItemInfo != tabBarItemInfo {
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strongSelf.tabBarItemInfo = tabBarItemInfo
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strongSelf.tabBarItem.title = tabBarItemInfo.title
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strongSelf.tabBarItem.image = tabBarItemInfo.image
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strongSelf.tabBarItem.selectedImage = tabBarItemInfo.selectedImage
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strongSelf.tabBarItem.badgeValue = tabBarItemInfo.badgeValue
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}
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}
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})
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}
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}
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required 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.tabBarItemDisposable?.dispose()
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}
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override func loadDisplayNode() {
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let previousControllerState = Atomic<ItemListControllerState?>(value: nil)
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let nodeState = self.state
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|> deliverOnMainQueue
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|> afterNext { [weak self] controllerState, state in
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Queue.mainQueue().async {
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if let strongSelf = self {
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let previousState = previousControllerState.swap(controllerState)
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if previousState?.title != controllerState.title {
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switch controllerState.title {
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case let .text(text):
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strongSelf.title = text
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strongSelf.navigationItem.titleView = nil
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}
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}
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strongSelf.navigationButtonActions = (left: controllerState.leftNavigationButton?.action, right: controllerState.rightNavigationButton?.action, secondaryRight: controllerState.secondaryRightNavigationButton?.action)
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let themeUpdated = strongSelf.theme !== controllerState.theme
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if strongSelf.leftNavigationButtonTitleAndStyle?.0 != controllerState.leftNavigationButton?.content || strongSelf.leftNavigationButtonTitleAndStyle?.1 != controllerState.leftNavigationButton?.style || themeUpdated {
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if let leftNavigationButton = controllerState.leftNavigationButton {
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let item: UIBarButtonItem
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switch leftNavigationButton.content {
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case .none:
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item = UIBarButtonItem(title: "", style: leftNavigationButton.style.barButtonItemStyle, target: strongSelf, action: #selector(strongSelf.leftNavigationButtonPressed))
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case let .text(value):
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item = UIBarButtonItem(title: value, style: leftNavigationButton.style.barButtonItemStyle, target: strongSelf, action: #selector(strongSelf.leftNavigationButtonPressed))
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case let .icon(icon):
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var image: UIImage?
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switch icon {
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case .search:
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image = nil
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case .add:
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image = nil
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case .action:
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image = nil
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}
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item = UIBarButtonItem(image: image, style: leftNavigationButton.style.barButtonItemStyle, target: strongSelf, action: #selector(strongSelf.leftNavigationButtonPressed))
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}
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strongSelf.leftNavigationButtonTitleAndStyle = (leftNavigationButton.content, leftNavigationButton.style)
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strongSelf.navigationItem.setLeftBarButton(item, animated: false)
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item.isEnabled = leftNavigationButton.enabled
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} else {
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strongSelf.leftNavigationButtonTitleAndStyle = nil
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strongSelf.navigationItem.setLeftBarButton(nil, animated: false)
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}
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} else if let barButtonItem = strongSelf.navigationItem.leftBarButtonItem, let leftNavigationButton = controllerState.leftNavigationButton, leftNavigationButton.enabled != barButtonItem.isEnabled {
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barButtonItem.isEnabled = leftNavigationButton.enabled
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}
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var rightNavigationButtonTitleAndStyle: [(ItemListNavigationButtonContent, ItemListNavigationButtonStyle, Bool)] = []
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if let secondaryRightNavigationButton = controllerState.secondaryRightNavigationButton {
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rightNavigationButtonTitleAndStyle.append((secondaryRightNavigationButton.content, secondaryRightNavigationButton.style, secondaryRightNavigationButton.enabled))
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}
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if let rightNavigationButton = controllerState.rightNavigationButton {
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rightNavigationButtonTitleAndStyle.append((rightNavigationButton.content, rightNavigationButton.style, rightNavigationButton.enabled))
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}
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var updateRightButtonItems = false
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if rightNavigationButtonTitleAndStyle.count != strongSelf.rightNavigationButtonTitleAndStyle.count {
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updateRightButtonItems = true
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} else {
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for i in 0 ..< rightNavigationButtonTitleAndStyle.count {
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if rightNavigationButtonTitleAndStyle[i].0 != strongSelf.rightNavigationButtonTitleAndStyle[i].0 || rightNavigationButtonTitleAndStyle[i].1 != strongSelf.rightNavigationButtonTitleAndStyle[i].1 {
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updateRightButtonItems = true
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}
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}
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}
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if updateRightButtonItems || themeUpdated {
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strongSelf.rightNavigationButtonTitleAndStyle = rightNavigationButtonTitleAndStyle.map { ($0.0, $0.1) }
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var items: [UIBarButtonItem] = []
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var index = 0
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for (content, style, _) in rightNavigationButtonTitleAndStyle {
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let item: UIBarButtonItem
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if case .activity = style {
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item = UIBarButtonItem(customDisplayNode: ProgressNavigationButtonNode(color: strongSelf.theme.navigationBar.buttonColor))
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} else {
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let action: Selector = (index == 0 && rightNavigationButtonTitleAndStyle.count > 1) ? #selector(strongSelf.secondaryRightNavigationButtonPressed) : #selector(strongSelf.rightNavigationButtonPressed)
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switch content {
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case .none:
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item = UIBarButtonItem(title: "", style: style.barButtonItemStyle, target: strongSelf, action: action)
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case let .text(value):
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item = UIBarButtonItem(title: value, style: style.barButtonItemStyle, target: strongSelf, action: action)
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case let .icon(icon):
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var image: UIImage?
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switch icon {
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case .search:
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image = nil
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case .add:
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image = nil
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case .action:
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image = nil
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}
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item = UIBarButtonItem(image: image, style: style.barButtonItemStyle, target: strongSelf, action: action)
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}
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}
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items.append(item)
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index += 1
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}
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strongSelf.navigationItem.setRightBarButtonItems(items, animated: false)
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index = 0
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for (_, _, enabled) in rightNavigationButtonTitleAndStyle {
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items[index].isEnabled = enabled
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index += 1
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}
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} else {
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for i in 0 ..< rightNavigationButtonTitleAndStyle.count {
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strongSelf.navigationItem.rightBarButtonItems?[i].isEnabled = rightNavigationButtonTitleAndStyle[i].2
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}
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}
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if strongSelf.backNavigationButton != controllerState.backNavigationButton {
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strongSelf.backNavigationButton = controllerState.backNavigationButton
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if let backNavigationButton = strongSelf.backNavigationButton {
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strongSelf.navigationItem.backBarButtonItem = UIBarButtonItem(title: backNavigationButton.title, style: .plain, target: nil, action: nil)
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} else {
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strongSelf.navigationItem.backBarButtonItem = nil
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}
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}
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if strongSelf.theme !== controllerState.theme {
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strongSelf.theme = controllerState.theme
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let navigationBarTheme: NavigationBarTheme
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if strongSelf.hasNavigationBarSeparator {
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navigationBarTheme = strongSelf.theme.navigationBar
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} else {
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navigationBarTheme = NavigationBarTheme(buttonColor: strongSelf.theme.navigationBar.buttonColor, disabledButtonColor: strongSelf.theme.navigationBar.disabledButtonColor, primaryTextColor: strongSelf.theme.navigationBar.primaryTextColor, backgroundColor: strongSelf.theme.list.itemBlocksBackgroundColor, separatorColor: strongSelf.theme.list.itemBlocksBackgroundColor, badgeBackgroundColor: strongSelf.theme.navigationBar.badgeBackgroundColor, badgeStrokeColor: strongSelf.theme.navigationBar.badgeStrokeColor, badgeTextColor: strongSelf.theme.navigationBar.badgeTextColor)
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}
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strongSelf.navigationBar?.updatePresentationData(NavigationBarPresentationData(theme: navigationBarTheme, strings: NavigationBarStrings(back: strongSelf.strings.Wallet_Navigation_Back, close: strongSelf.strings.Wallet_Navigation_Close)))
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strongSelf.statusBar.statusBarStyle = strongSelf.theme.statusBarStyle
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var items = strongSelf.navigationItem.rightBarButtonItems ?? []
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for i in 0 ..< strongSelf.rightNavigationButtonTitleAndStyle.count {
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if case .activity = strongSelf.rightNavigationButtonTitleAndStyle[i].1 {
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items[i] = UIBarButtonItem(customDisplayNode: ProgressNavigationButtonNode(color: strongSelf.theme.navigationBar.buttonColor))!
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}
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}
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strongSelf.navigationItem.setRightBarButtonItems(items, animated: false)
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}
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}
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}
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} |> map { ($0.theme, $1) }
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let displayNode = ItemListControllerNode(controller: self, navigationBar: self.navigationBar!, updateNavigationOffset: { [weak self] offset in
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if let strongSelf = self {
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strongSelf.navigationOffset = offset
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}
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}, state: nodeState)
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displayNode.dismiss = { [weak self] in
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self?.presentingViewController?.dismiss(animated: true, completion: nil)
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}
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displayNode.enableInteractiveDismiss = self.enableInteractiveDismiss
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displayNode.alwaysSynchronous = self.alwaysSynchronous
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displayNode.visibleEntriesUpdated = self.visibleEntriesUpdated
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displayNode.visibleBottomContentOffsetChanged = self.visibleBottomContentOffsetChanged
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displayNode.contentOffsetChanged = self.contentOffsetChanged
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displayNode.contentScrollingEnded = self.contentScrollingEnded
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displayNode.searchActivated = self.searchActivated
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displayNode.reorderEntry = self.reorderEntry
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displayNode.listNode.experimentalSnapScrollToItem = self.experimentalSnapScrollToItem
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displayNode.requestLayout = { [weak self] transition in
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self?.requestLayout(transition: transition)
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}
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self.displayNode = displayNode
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super.displayNodeDidLoad()
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self._ready.set((self.displayNode as! ItemListControllerNode).ready)
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}
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override func containerLayoutUpdated(_ layout: ContainerViewLayout, transition: ContainedViewLayoutTransition) {
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super.containerLayoutUpdated(layout, transition: transition)
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self.validLayout = layout
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(self.displayNode as! ItemListControllerNode).containerLayoutUpdated(layout, navigationBarHeight: self.navigationInsetHeight, transition: transition)
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}
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@objc func leftNavigationButtonPressed() {
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self.navigationButtonActions.left?()
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}
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@objc func rightNavigationButtonPressed() {
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self.navigationButtonActions.right?()
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}
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@objc func secondaryRightNavigationButtonPressed() {
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self.navigationButtonActions.secondaryRight?()
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}
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override func viewDidAppear(_ animated: Bool) {
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super.viewDidAppear(animated)
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self.viewDidAppear(completion: {})
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}
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func viewDidAppear(completion: @escaping () -> Void) {
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(self.displayNode as! ItemListControllerNode).listNode.preloadPages = true
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if let presentationArguments = self.presentationArguments as? ViewControllerPresentationArguments, !self.didPlayPresentationAnimation {
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self.didPlayPresentationAnimation = true
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if case .modalSheet = presentationArguments.presentationAnimation {
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(self.displayNode as! ItemListControllerNode).animateIn(completion: {
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presentationArguments.completion?()
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completion()
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})
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self.updateTransitionWhenPresentedAsModal?(1.0, .animated(duration: 0.5, curve: .spring))
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} else {
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completion()
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}
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} else {
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completion()
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}
|
|
|
|
let firstTime = !self.didAppearOnce
|
|
self.didAppearOnce = true
|
|
self.didAppear?(firstTime)
|
|
}
|
|
|
|
override func viewWillDisappear(_ animated: Bool) {
|
|
super.viewWillDisappear(animated)
|
|
|
|
self.willDisappear?(animated)
|
|
}
|
|
|
|
override func viewDidDisappear(_ animated: Bool) {
|
|
super.viewDidDisappear(animated)
|
|
|
|
self.didDisappear?(animated)
|
|
}
|
|
|
|
func frameForItemNode(_ predicate: (ListViewItemNode) -> Bool) -> CGRect? {
|
|
var result: CGRect?
|
|
(self.displayNode as! ItemListControllerNode).listNode.forEachItemNode { itemNode in
|
|
if let itemNode = itemNode as? ListViewItemNode {
|
|
if predicate(itemNode) {
|
|
result = itemNode.convert(itemNode.bounds, to: self.displayNode)
|
|
}
|
|
}
|
|
}
|
|
return result
|
|
}
|
|
|
|
func forEachItemNode(_ f: (ListViewItemNode) -> Void) {
|
|
(self.displayNode as! ItemListControllerNode).listNode.forEachItemNode { itemNode in
|
|
if let itemNode = itemNode as? ListViewItemNode {
|
|
f(itemNode)
|
|
}
|
|
}
|
|
}
|
|
|
|
func ensureItemNodeVisible(_ itemNode: ListViewItemNode, animated: Bool = true) {
|
|
(self.displayNode as! ItemListControllerNode).listNode.ensureItemNodeVisible(itemNode, animated: animated)
|
|
}
|
|
|
|
func afterLayout(_ f: @escaping () -> Void) {
|
|
(self.displayNode as! ItemListControllerNode).afterLayout(f)
|
|
}
|
|
|
|
func previewingController(from sourceView: UIView, for location: CGPoint) -> (UIViewController, CGRect)? {
|
|
guard let layout = self.validLayout, case .phone = layout.deviceMetrics.type else {
|
|
return nil
|
|
}
|
|
|
|
let boundsSize = self.view.bounds.size
|
|
let contentSize: CGSize
|
|
if case .unknown = layout.deviceMetrics {
|
|
contentSize = boundsSize
|
|
} else {
|
|
contentSize = layout.deviceMetrics.previewingContentSize(inLandscape: boundsSize.width > boundsSize.height)
|
|
}
|
|
|
|
var selectedNode: ItemListItemNode?
|
|
let listLocation = self.view.convert(location, to: (self.displayNode as! ItemListControllerNode).listNode.view)
|
|
(self.displayNode as! ItemListControllerNode).listNode.forEachItemNode { itemNode in
|
|
if itemNode.frame.contains(listLocation), let itemNode = itemNode as? ItemListItemNode {
|
|
selectedNode = itemNode
|
|
}
|
|
}
|
|
if let selectedNode = selectedNode as? (ItemListItemNode & ListViewItemNode), let tag = selectedNode.tag {
|
|
var sourceRect = selectedNode.view.superview!.convert(selectedNode.frame, to: sourceView)
|
|
sourceRect.size.height -= UIScreenPixel
|
|
|
|
if let controller = self.previewItemWithTag?(tag) {
|
|
if let controller = controller as? ContainableController {
|
|
controller.containerLayoutUpdated(ContainerViewLayout(size: contentSize, metrics: LayoutMetrics(), deviceMetrics: layout.deviceMetrics, intrinsicInsets: UIEdgeInsets(), safeInsets: UIEdgeInsets(), statusBarHeight: nil, inputHeight: nil, inputHeightIsInteractivellyChanging: false, inVoiceOver: false), transition: .immediate)
|
|
}
|
|
return (controller, sourceRect)
|
|
} else {
|
|
return nil
|
|
}
|
|
} else {
|
|
return nil
|
|
}
|
|
}
|
|
|
|
func clearItemNodesHighlight(animated: Bool = false) {
|
|
(self.displayNode as! ItemListControllerNode).listNode.clearHighlightAnimated(animated)
|
|
}
|
|
|
|
func previewingCommit(_ viewControllerToCommit: UIViewController) {
|
|
self.commitPreview?(viewControllerToCommit)
|
|
}
|
|
|
|
var keyShortcuts: [KeyShortcut] {
|
|
return [KeyShortcut(input: UIKeyCommand.inputEscape, action: { [weak self] in
|
|
if !(self?.navigationController?.topViewController is TabBarController) {
|
|
_ = self?.navigationBar?.executeBack()
|
|
}
|
|
})]
|
|
}
|
|
}
|