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https://github.com/Swiftgram/Telegram-iOS.git
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Display text selection tip in message context menu
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Ali
@@ -2,6 +2,8 @@ import Foundation
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import AsyncDisplayKit
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import Display
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import TelegramPresentationData
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import TextSelectionNode
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import AppBundle
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private final class ContextActionsSelectionGestureRecognizer: UIPanGestureRecognizer {
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var updateLocation: ((CGPoint, Bool) -> Void)?
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@@ -38,7 +40,7 @@ private enum ContextItemNode {
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case separator(ASDisplayNode)
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}
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final class ContextActionsContainerNode: ASDisplayNode {
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private final class InnerActionsContainerNode: ASDisplayNode {
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private let presentationData: PresentationData
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private var effectView: UIVisualEffectView?
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private var itemNodes: [ContextItemNode]
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@@ -242,3 +244,179 @@ final class ContextActionsContainerNode: ASDisplayNode {
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return nil
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}
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}
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private final class InnerTextSelectionTipContainerNode: ASDisplayNode {
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private let presentationData: PresentationData
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private var effectView: UIVisualEffectView?
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private let textNode: TextNode
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private var textSelectionNode: TextSelectionNode?
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private let iconNode: ASImageNode
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private let text: String
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private let targetSelectionIndex: Int
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init(presentationData: PresentationData) {
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self.presentationData = presentationData
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self.textNode = TextNode()
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var rawText = self.presentationData.strings.ChatContextMenu_TextSelectionTip
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if let range = rawText.range(of: "|") {
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rawText.removeSubrange(range)
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self.text = rawText
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self.targetSelectionIndex = NSRange(range, in: rawText).lowerBound
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} else {
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self.text = rawText
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self.targetSelectionIndex = 1
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}
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self.iconNode = ASImageNode()
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self.iconNode.displaysAsynchronously = false
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self.iconNode.displayWithoutProcessing = true
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self.iconNode.image = generateTintedImage(image: UIImage(bundleImageName: "Chat/Context Menu/Tip"), color: presentationData.theme.contextMenu.primaryColor)
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super.init()
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self.clipsToBounds = true
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self.cornerRadius = 14.0
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self.backgroundColor = presentationData.theme.contextMenu.backgroundColor
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let textSelectionNode = TextSelectionNode(theme: TextSelectionTheme(selection: presentationData.theme.contextMenu.primaryColor.withAlphaComponent(0.15), knob: presentationData.theme.contextMenu.primaryColor, knobDiameter: 8.0), strings: presentationData.strings, textNode: self.textNode, updateIsActive: { _ in
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}, present: { _, _ in
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}, rootNode: self, performAction: { _, _ in
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})
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self.textSelectionNode = textSelectionNode
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self.addSubnode(self.textNode)
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self.addSubnode(self.iconNode)
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self.textSelectionNode.flatMap(self.addSubnode)
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self.addSubnode(textSelectionNode.highlightAreaNode)
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}
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func updateLayout(widthClass: ContainerViewLayoutSizeClass, width: CGFloat, transition: ContainedViewLayoutTransition) -> CGSize {
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switch widthClass {
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case .compact:
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if let effectView = self.effectView {
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self.effectView = nil
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effectView.removeFromSuperview()
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}
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case .regular:
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if self.effectView == nil {
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let effectView: UIVisualEffectView
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if #available(iOS 13.0, *) {
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if self.presentationData.theme.overallDarkAppearance {
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effectView = UIVisualEffectView(effect: UIBlurEffect(style: .systemMaterialDark))
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} else {
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effectView = UIVisualEffectView(effect: UIBlurEffect(style: .systemMaterialLight))
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}
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} else if #available(iOS 10.0, *) {
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effectView = UIVisualEffectView(effect: UIBlurEffect(style: .regular))
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} else {
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effectView = UIVisualEffectView(effect: UIBlurEffect(style: .light))
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}
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self.effectView = effectView
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self.view.insertSubview(effectView, at: 0)
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}
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}
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let verticalInset: CGFloat = 10.0
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let horizontalInset: CGFloat = 16.0
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let standardIconWidth: CGFloat = 32.0
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let iconSideInset: CGFloat = 12.0
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let textFont = Font.regular(floor(presentationData.fontSize.baseDisplaySize * 14.0 / 17.0))
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let iconSize = self.iconNode.image?.size ?? CGSize(width: 16.0, height: 16.0)
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let makeTextLayout = TextNode.asyncLayout(self.textNode)
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let (textLayout, textApply) = makeTextLayout(TextNodeLayoutArguments(attributedString: NSAttributedString(string: self.text, font: textFont, textColor: self.presentationData.theme.contextMenu.primaryColor), backgroundColor: nil, minimumNumberOfLines: 0, maximumNumberOfLines: 0, truncationType: .end, constrainedSize: CGSize(width: width - horizontalInset * 2.0 - iconSize.width - 8.0, height: .greatestFiniteMagnitude), alignment: .left, lineSpacing: 0.0, cutout: nil, insets: UIEdgeInsets(), lineColor: nil, textShadowColor: nil, textStroke: nil))
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let _ = textApply()
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let textFrame = CGRect(origin: CGPoint(x: horizontalInset, y: verticalInset), size: textLayout.size)
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transition.updateFrame(node: self.textNode, frame: textFrame)
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let size = CGSize(width: width, height: textLayout.size.height + verticalInset * 2.0)
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let iconFrame = CGRect(origin: CGPoint(x: size.width - standardIconWidth - iconSideInset + floor((standardIconWidth - iconSize.width) / 2.0), y: floor((size.height - iconSize.height) / 2.0)), size: iconSize)
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transition.updateFrame(node: self.iconNode, frame: iconFrame)
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if let textSelectionNode = self.textSelectionNode {
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transition.updateFrame(node: textSelectionNode, frame: textFrame)
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textSelectionNode.highlightAreaNode.frame = textFrame
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}
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if let effectView = self.effectView {
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transition.updateFrame(view: effectView, frame: CGRect(origin: CGPoint(), size: size))
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}
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return size
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}
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func updateTheme(presentationData: PresentationData) {
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self.backgroundColor = presentationData.theme.contextMenu.backgroundColor
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}
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func animateIn() {
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if let textSelectionNode = self.textSelectionNode {
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textSelectionNode.pretendInitiateSelection()
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DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 0.5, execute: { [weak self] in
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guard let strongSelf = self else {
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return
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}
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strongSelf.textSelectionNode?.pretendExtendSelection(to: strongSelf.targetSelectionIndex)
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})
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}
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}
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}
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final class ContextActionsContainerNode: ASDisplayNode {
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private let actionsNode: InnerActionsContainerNode
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private let textSelectionTipNode: InnerTextSelectionTipContainerNode?
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init(presentationData: PresentationData, items: [ContextMenuItem], getController: @escaping () -> ContextController?, actionSelected: @escaping (ContextMenuActionResult) -> Void, feedbackTap: @escaping () -> Void, displayTextSelectionTip: Bool) {
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self.actionsNode = InnerActionsContainerNode(presentationData: presentationData, items: items, getController: getController, actionSelected: actionSelected, feedbackTap: feedbackTap)
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if displayTextSelectionTip {
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let textSelectionTipNode = InnerTextSelectionTipContainerNode(presentationData: presentationData)
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textSelectionTipNode.isUserInteractionEnabled = false
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self.textSelectionTipNode = textSelectionTipNode
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} else {
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self.textSelectionTipNode = nil
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}
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super.init()
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self.addSubnode(self.actionsNode)
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self.textSelectionTipNode.flatMap(self.addSubnode)
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}
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func updateLayout(widthClass: ContainerViewLayoutSizeClass, constrainedWidth: CGFloat, transition: ContainedViewLayoutTransition) -> CGSize {
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let actionsSize = self.actionsNode.updateLayout(widthClass: widthClass, constrainedWidth: constrainedWidth, transition: transition)
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var contentSize = actionsSize
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transition.updateFrame(node: self.actionsNode, frame: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: actionsSize))
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if let textSelectionTipNode = self.textSelectionTipNode {
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contentSize.height += 8.0
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let textSelectionTipSize = textSelectionTipNode.updateLayout(widthClass: widthClass, width: actionsSize.width, transition: transition)
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transition.updateFrame(node: textSelectionTipNode, frame: CGRect(origin: CGPoint(x: 0.0, y: contentSize.height), size: textSelectionTipSize))
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contentSize.height += textSelectionTipSize.height
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}
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return contentSize
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}
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func actionNode(at point: CGPoint) -> ContextActionNode? {
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return self.actionsNode.actionNode(at: self.view.convert(point, to: self.actionsNode.view))
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}
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func updateTheme(presentationData: PresentationData) {
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self.actionsNode.updateTheme(presentationData: presentationData)
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self.textSelectionTipNode?.updateTheme(presentationData: presentationData)
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}
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func animateIn() {
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self.textSelectionTipNode?.animateIn()
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}
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}
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