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This commit is contained in:
Peter
2017-09-26 03:01:24 +03:00
parent 266d87d1e7
commit 46295401ff
215 changed files with 8023 additions and 2327 deletions
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45
TelegramUI/InstantPageControllerNode.swift
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@@ -15,8 +15,11 @@ final class InstantPageControllerNode: ASDisplayNode, UIScrollViewDelegate {
private let openPeer: (PeerId) -> Void
private var webPage: TelegramMediaWebpage?
private var initialAnchor: String?
private var containerLayout: ContainerViewLayout?
private var setupScrollOffsetOnLayout: Bool = false
private let statusBar: StatusBar
private let navigationBar: InstantPageNavigationBar
private let scrollNode: ASScrollNode
@@ -73,18 +76,8 @@ final class InstantPageControllerNode: ASDisplayNode, UIScrollViewDelegate {
self.navigationBar.back = navigateBack
self.navigationBar.share = { [weak self] in
if let strongSelf = self, let webPage = strongSelf.webPage, case let .Loaded(content) = webPage.content {
var shareImpl: (([PeerId]) -> Void)?
let shareController = ShareController(account: account, shareAction: { peerIds in
shareImpl?(peerIds)
}, defaultAction: nil)
let shareController = ShareController(account: account, subject: .url(content.url))
strongSelf.present(shareController, nil)
shareImpl = { [weak shareController] peerIds in
shareController?.dismiss()
for peerId in peerIds {
let _ = enqueueMessages(account: account, peerId: peerId, messages: [.message(text: content.url, attributes: [], media: nil, replyToMessageId: nil)]).start()
}
}
}
}
self.navigationBar.settings = { [weak self] in
@@ -186,9 +179,11 @@ final class InstantPageControllerNode: ASDisplayNode, UIScrollViewDelegate {
self.scrollNode.view.addGestureRecognizer(recognizer)
}
func updateWebPage(_ webPage: TelegramMediaWebpage?) {
func updateWebPage(_ webPage: TelegramMediaWebpage?, anchor: String?) {
if self.webPage != webPage {
self.setupScrollOffsetOnLayout = self.webPage == nil
self.webPage = webPage
self.initialAnchor = anchor
self.currentLayout = nil
self.updateLayout()
@@ -215,22 +210,38 @@ final class InstantPageControllerNode: ASDisplayNode, UIScrollViewDelegate {
let statusBarHeight: CGFloat = layout.statusBarHeight ?? 0.0
let scrollInsetTop = 44.0 + statusBarHeight
let resetOffset = self.scrollNode.bounds.size.width.isZero
let resetOffset = self.scrollNode.bounds.size.width.isZero || self.setupScrollOffsetOnLayout
let widthUpdated = !self.scrollNode.bounds.size.width.isEqual(to: layout.size.width)
var shouldUpdateVisibleItems = false
if self.scrollNode.bounds.size != layout.size || !self.scrollNode.view.contentInset.top.isEqual(to: scrollInsetTop) {
self.scrollNode.frame = CGRect(x: 0.0, y: 0.0, width: layout.size.width, height: layout.size.height)
self.scrollNodeHeader.frame = CGRect(origin: CGPoint(x: 0.0, y: -2000.0), size: CGSize(width: layout.size.width, height: 2000.0))
self.scrollNode.view.contentInset = UIEdgeInsetsMake(scrollInsetTop, 0.0, 0.0, 0.0)
if resetOffset {
self.scrollNode.view.contentOffset = CGPoint(x: 0.0, y: -self.scrollNode.view.contentInset.top)
}
if widthUpdated {
self.updateLayout()
}
self.updateVisibleItems()
shouldUpdateVisibleItems = true
self.updateNavigationBar()
}
if resetOffset {
var contentOffset = CGPoint(x: 0.0, y: -self.scrollNode.view.contentInset.top)
if let anchor = self.initialAnchor, let items = self.currentLayout?.items {
self.setupScrollOffsetOnLayout = false
if !anchor.isEmpty {
outer: for item in items {
if let item = item as? InstantPageAnchorItem, item.anchor == anchor {
contentOffset = CGPoint(x: 0.0, y: item.frame.origin.y - self.scrollNode.view.contentInset.top)
break outer
}
}
}
}
self.scrollNode.view.contentOffset = contentOffset
}
if shouldUpdateVisibleItems {
self.updateVisibleItems()
}
}
private func updateLayout() {