Fix reader interaction and web resource handling

This commit is contained in:
shenlei 2026-07-03 16:12:11 +09:00
parent 22e7e44220
commit 99bdc98895
6 changed files with 171 additions and 11 deletions

View File

@ -156,6 +156,7 @@ public final class RDEPUBResourceURLSchemeHandler: NSObject, WKURLSchemeHandler
}
Self.recordInMemoryResponse()
RDEPUBWebViewDebug.logSchemeTask("ResourceScheme", requestURL: requestURL, fileURL: fileURL, event: "finished")
return
} catch {
guard self.isTaskActive(taskID) else {
DispatchQueue.main.async {
@ -207,14 +208,8 @@ public final class RDEPUBResourceURLSchemeHandler: NSObject, WKURLSchemeHandler
}
let chunkSize = 65_536
var streamingCompleted = false
defer {
fileHandle.closeFile()
if !streamingCompleted {
// Task was cancelled during streaming; didFailWithError already sent above
// or will be sent by the guard check below. No need to send again.
}
self.clearTask(taskID)
}
while true {
guard self.isTaskActive(taskID) else {
@ -222,6 +217,7 @@ public final class RDEPUBResourceURLSchemeHandler: NSObject, WKURLSchemeHandler
DispatchQueue.main.async {
urlSchemeTask.didFailWithError(NSError(domain: NSURLErrorDomain, code: NSURLErrorCancelled))
}
self.clearTask(taskID)
return
}
let data = fileHandle.readData(ofLength: chunkSize)
@ -230,7 +226,6 @@ public final class RDEPUBResourceURLSchemeHandler: NSObject, WKURLSchemeHandler
urlSchemeTask.didReceive(data)
}
}
streamingCompleted = true
self.dispatchTaskSuccessCallback(
taskID: taskID,
urlSchemeTask: urlSchemeTask
@ -265,6 +260,7 @@ public final class RDEPUBResourceURLSchemeHandler: NSObject, WKURLSchemeHandler
return
}
callback()
self.clearTask(taskID)
}
}

View File

@ -9,6 +9,10 @@ extension RDEPUBReaderController: RDEPUBWebContentViewDelegate {
return
}
guard readerView.pageContentView(pageNum: readerView.currentPage) === contentView else {
return
}
let currentPage = activePages[readerView.currentPage]
guard readingSession?.pageContains(spineIndex: spineIndex, in: currentPage) == true else {
return
@ -89,6 +93,10 @@ extension RDEPUBReaderController: RDEPUBTextContentViewDelegate {
}
func textContentView(_ contentView: RDEPUBTextContentView, didRequestReaderTapAt point: CGPoint) {
RDReaderTapDebug.log(
"ReaderController.textContentTap",
"delegate received reader tap from contentView=\(RDReaderTapDebug.describe(contentView)) point=\(RDReaderTapDebug.describe(point)) currentPage=\(readerView.currentPage)"
)
readerView.handleContentTap(at: point, in: contentView)
}

View File

@ -219,9 +219,16 @@ final class RDEPUBTextContentInteractionCoordinator: NSObject {
private func updateSelectionInteractionState(_ state: SelectionInteractionState) {
let previousTapSuppressed = interactionState != .idle
let previousPagingSuppressed = shouldSuppressPagingInteraction(for: interactionState)
let previousState = interactionState
interactionState = state
let currentTapSuppressed = interactionState != .idle
let currentPagingSuppressed = shouldSuppressPagingInteraction(for: interactionState)
if previousState != state {
RDReaderTapDebug.log(
"TextContentInteraction.state",
"transition \(previousState) -> \(state) tapSuppressed=\(currentTapSuppressed) pagingSuppressed=\(currentPagingSuppressed)"
)
}
if previousTapSuppressed != currentTapSuppressed {
dependencies.selectionTapSuppressionDidChange(currentTapSuppressed)
}

View File

@ -727,6 +727,10 @@ final class RDEPUBTextContentView: UIView, UIGestureRecognizerDelegate, RDReader
|| interactionCoordinator.interactionState != .idle
guard isUserInteractionEnabled != shouldEnableInteraction else { return }
isUserInteractionEnabled = shouldEnableInteraction
RDReaderTapDebug.log(
"TextContentView.interactionAvailability",
"updated isUserInteractionEnabled=\(shouldEnableInteraction) currentPage=\(currentPage?.absolutePageIndex ?? -1) loading=\(loadingSpinner.isAnimating) selecting=\(selectionController.isSelecting) hasSelection=\(selectionController.hasActiveSelection) state=\(interactionCoordinator.interactionState)"
)
}
private func updateStaticGestureAvailability() {
@ -737,24 +741,36 @@ final class RDEPUBTextContentView: UIView, UIGestureRecognizerDelegate, RDReader
guard longPressChanged || tapChanged else { return }
longPressGestureRecognizer.isEnabled = shouldEnableLongPress
tapGestureRecognizer.isEnabled = shouldEnableTap
RDReaderTapDebug.log(
"TextContentView.gestureAvailability",
"updated longPressEnabled=\(shouldEnableLongPress) tapEnabled=\(shouldEnableTap) hasInteractiveTextContent=\(hasInteractiveTextContent) loading=\(loadingSpinner.isAnimating) currentPage=\(currentPage?.absolutePageIndex ?? -1)"
)
}
@objc private func handleTap(_ gesture: UITapGestureRecognizer) {
let point = gesture.location(in: overlayView)
RDReaderTapDebug.log(
"TextContentView.handleTap",
"received point=\(RDReaderTapDebug.describe(point)) currentPage=\(currentPage?.absolutePageIndex ?? -1) selectionState=\(interactionCoordinator.interactionState) hasSelection=\(currentSelection != nil) loading=\(loadingSpinner.isAnimating)"
)
if let renderView = coreTextRenderView {
let renderPoint = gesture.location(in: renderView)
if renderView.selectionHandle(at: renderPoint) != nil {
RDReaderTapDebug.log("TextContentView.handleTap", "ignored because tap hit selection handle")
return
}
if currentSelection != nil {
if renderView.selectionContains(renderPoint) {
RDReaderTapDebug.log("TextContentView.handleTap", "selection exists and tap stayed inside selection; showing selection menu")
showSelectionMenuIfNeeded()
return
}
RDReaderTapDebug.log("TextContentView.handleTap", "selection exists and tap moved outside selection; clearing selection")
clearSelection()
return
}
} else if currentSelection != nil {
RDReaderTapDebug.log("TextContentView.handleTap", "selection exists without renderView; clearing selection")
clearSelection()
return
}
@ -766,6 +782,7 @@ final class RDEPUBTextContentView: UIView, UIGestureRecognizerDelegate, RDReader
// Footnote attachments carry their note text in alt/accessibility metadata.
// Prefer that semantic text over image preview even if attachment kind metadata is incomplete.
if let footnoteText = attachmentText(at: point), kind == .footnote || !footnoteText.isEmpty {
RDReaderTapDebug.log("TextContentView.handleTap", "resolved footnote attachment tap")
delegate?.textContentView(
self,
didActivateAttachmentText: footnoteText,
@ -777,12 +794,14 @@ final class RDEPUBTextContentView: UIView, UIGestureRecognizerDelegate, RDReader
// Regular image attachments: present image viewer
if let image = imageFromPage(attachment: attachment, page: page) {
let altText = attachmentText(at: point)
RDReaderTapDebug.log("TextContentView.handleTap", "resolved image attachment tap altTextPresent=\(altText?.isEmpty == false)")
delegate?.textContentView(self, didActivateImage: image, sourceRect: sourceRect, altText: altText)
return
}
}
if let attachmentText = attachmentText(at: point),
let sourceRect = attachmentSourceRect(at: point, fallbackPoint: point) {
RDReaderTapDebug.log("TextContentView.handleTap", "resolved fallback attachment text tap")
delegate?.textContentView(
self,
didActivateAttachmentText: attachmentText,
@ -793,9 +812,11 @@ final class RDEPUBTextContentView: UIView, UIGestureRecognizerDelegate, RDReader
}
guard let highlight = highlight(at: point),
let sourceRect = highlightSourceRect(for: highlight, fallbackPoint: point) else {
RDReaderTapDebug.log("TextContentView.handleTap", "forwarding plain reader tap to delegate")
delegate?.textContentView(self, didRequestReaderTapAt: convert(point, from: overlayView))
return
}
RDReaderTapDebug.log("TextContentView.handleTap", "resolved highlight tap highlightId=\(highlight.id)")
delegate?.textContentView(self, didRequestHighlightActions: highlight, sourceRect: sourceRect)
}
@ -935,26 +956,36 @@ final class RDEPUBTextContentView: UIView, UIGestureRecognizerDelegate, RDReader
func shouldSuppressReaderTap(at point: CGPoint) -> Bool {
#if canImport(DTCoreText)
if interactionCoordinator.interactionState == .selectionPending {
RDReaderTapDebug.log("TextContentView.shouldSuppressReaderTap", "return true because interactionState is selectionPending")
return true
}
guard let renderView = coreTextRenderView else {
RDReaderTapDebug.log("TextContentView.shouldSuppressReaderTap", "return false because renderView is nil")
return false
}
let renderPoint = convert(point, to: renderView)
if renderView.selectionHandle(at: renderPoint) != nil {
RDReaderTapDebug.log("TextContentView.shouldSuppressReaderTap", "return true because tap hit selection handle")
return true
}
if selectionController.hasActiveSelection, renderView.selectionContains(renderPoint) {
RDReaderTapDebug.log("TextContentView.shouldSuppressReaderTap", "return true because tap is inside active selection")
return true
}
switch interactionCoordinator.interactionState {
case .idle:
RDReaderTapDebug.log("TextContentView.shouldSuppressReaderTap", "return false because interactionState is idle")
return false
case .selectionPending, .selecting, .selectionActive, .adjustingHandle:
RDReaderTapDebug.log(
"TextContentView.shouldSuppressReaderTap",
"return true because interactionState=\(interactionCoordinator.interactionState)"
)
return true
}
#else
RDReaderTapDebug.log("TextContentView.shouldSuppressReaderTap", "return false because DTCoreText is unavailable")
return false
#endif
}
@ -1003,16 +1034,23 @@ final class RDEPUBTextContentView: UIView, UIGestureRecognizerDelegate, RDReader
) -> Bool {
if gestureRecognizer === tapGestureRecognizer {
guard let renderView = coreTextRenderView else {
RDReaderTapDebug.log("TextContentView.gestureShouldReceive", "return true because renderView is nil")
return true
}
let point = touch.location(in: renderView)
if renderView.selectionHandle(at: point) != nil {
RDReaderTapDebug.log("TextContentView.gestureShouldReceive", "return false because tap hit selection handle")
return false
}
}
return interactionCoordinator.gestureRecognizer(gestureRecognizer, shouldReceive: touch)
let result = interactionCoordinator.gestureRecognizer(gestureRecognizer, shouldReceive: touch)
RDReaderTapDebug.log(
"TextContentView.gestureShouldReceive",
"gesture=\(type(of: gestureRecognizer)) touchView=\(RDReaderTapDebug.describe(touch.view)) result=\(result)"
)
return result
}
func gestureRecognizer(

View File

@ -6,6 +6,10 @@ extension RDReaderView {
func tapCenter() {
refreshToolViewsFromProviderIfNeeded()
isShowToolView = !isShowToolView
RDReaderTapDebug.log(
"ReaderView.tapCenter",
"toggle toolView visible=\(isShowToolView) top=\(RDReaderTapDebug.describe(topToolView)) bottom=\(RDReaderTapDebug.describe(bottomToolView))"
)
if isShowToolView {
if let topToolView = topToolView {
installToolViewIfNeeded(topToolView, position: .top)
@ -27,6 +31,7 @@ extension RDReaderView {
collectionView.isUserInteractionEnabled = false
pageViewController.view.isUserInteractionEnabled = false
RDReaderTapDebug.log("ReaderView.tapCenter", "disabled collectionView/pageViewController interaction while toolView is visible")
} else {
if let topToolView = topToolView {
UIView.animate(withDuration: toolViewAnimationDuration, animations: {
@ -46,6 +51,7 @@ extension RDReaderView {
collectionView.isUserInteractionEnabled = true
pageViewController.view.isUserInteractionEnabled = true
RDReaderTapDebug.log("ReaderView.tapCenter", "re-enabled collectionView/pageViewController interaction after hiding toolView")
}
onToolViewVisibilityChanged?(isShowToolView)
}

View File

@ -1,6 +1,53 @@
import UIKit
enum RDReaderTapDebug {
private static let enabledArguments: Set<String> = [
"--demo-tap-debug",
"--demo-reader-interaction-debug"
]
static var isEnabled: Bool {
#if DEBUG
return true
#else
let arguments = ProcessInfo.processInfo.arguments
if arguments.contains(where: { enabledArguments.contains($0) }) {
return true
}
let environment = ProcessInfo.processInfo.environment
return environment["RDREADER_TAP_DEBUG"] == "1"
#endif
}
static func log(_ scope: String, _ message: String) {
guard isEnabled else { return }
let threadRole = Thread.isMainThread ? "main" : "bg"
let queueLabel = String(validatingUTF8: __dispatch_queue_get_label(nil)) ?? "unknown"
print("[RDReaderTap][\(scope)][\(threadRole)][queue=\(queueLabel)] \(message)")
}
static func describe(_ point: CGPoint) -> String {
"(\(format(point.x)), \(format(point.y)))"
}
static func describe(_ rect: CGRect) -> String {
"(x:\(format(rect.origin.x)), y:\(format(rect.origin.y)), w:\(format(rect.size.width)), h:\(format(rect.size.height)))"
}
static func describe(_ view: UIView?) -> String {
guard let view else { return "nil" }
let identifier = view.accessibilityIdentifier ?? "nil"
return "\(type(of: view))(addr=\(Unmanaged.passUnretained(view).toOpaque()), id=\(identifier))"
}
private static func format(_ value: CGFloat) -> String {
String(format: "%.1f", value)
}
}
public class RDReaderView: UIView {
enum TapEvent {
@ -524,10 +571,16 @@ public class RDReaderView: UIView {
@objc private func tapAction(tap: UITapGestureRecognizer) {
let point = tap.location(in: tap.view)
let hitView = hitTest(point, with: nil)
RDReaderTapDebug.log(
"ReaderView.tapAction",
"received point=\(RDReaderTapDebug.describe(point)) hitView=\(RDReaderTapDebug.describe(hitView)) display=\(currentDisplayType) currentPage=\(currentPage) toolVisible=\(isShowToolView) transitioning=\(isPageCurlTransitioning)"
)
if containsTextContentView(in: hitView) {
RDReaderTapDebug.log("ReaderView.tapAction", "ignored because hitView is inside text content view")
return
}
if shouldSuppressChromeToggle(for: hitView, point: point) {
RDReaderTapDebug.log("ReaderView.tapAction", "ignored because chrome toggle is suppressed")
return
}
handleResolvedTap(at: point, hitView: hitView, in: tap.view)
@ -535,13 +588,24 @@ public class RDReaderView: UIView {
private func shouldSuppressChromeToggle(for hitView: UIView?, point: CGPoint) -> Bool {
if selectionTapSuppressedContentViews.allObjects.isEmpty == false {
RDReaderTapDebug.log(
"ReaderView.suppressChromeToggle",
"suppressed by active selectionTapSuppressedContentViews count=\(selectionTapSuppressedContentViews.allObjects.count)"
)
return true
}
var currentView = hitView
while let view = currentView {
if let textContentView = view as? RDEPUBTextContentView {
let localPoint = convert(point, to: textContentView)
return textContentView.shouldSuppressReaderTap(at: localPoint)
let shouldSuppress = textContentView.shouldSuppressReaderTap(at: localPoint)
if shouldSuppress {
RDReaderTapDebug.log(
"ReaderView.suppressChromeToggle",
"suppressed by text content view=\(RDReaderTapDebug.describe(textContentView)) localPoint=\(RDReaderTapDebug.describe(localPoint))"
)
}
return shouldSuppress
}
currentView = view.superview
}
@ -566,6 +630,10 @@ public class RDReaderView: UIView {
} else {
selectionTapSuppressedContentViews.remove(contentView)
}
RDReaderTapDebug.log(
"ReaderView.selectionTapSuppression",
"contentView=\(RDReaderTapDebug.describe(contentView)) suppressed=\(isSuppressed) activeCount=\(selectionTapSuppressedContentViews.allObjects.count)"
)
}
func updateSelectionPagingSuppression(for contentView: UIView, isSuppressed: Bool) {
@ -576,18 +644,32 @@ public class RDReaderView: UIView {
} else {
selectionPagingSuppressedContentViews.remove(contentView)
}
RDReaderTapDebug.log(
"ReaderView.selectionPagingSuppression",
"contentView=\(RDReaderTapDebug.describe(contentView)) suppressed=\(isSuppressed) activeCount=\(selectionPagingSuppressedContentViews.allObjects.count)"
)
updatePagingInteractionSuppression()
}
func handleContentTap(at point: CGPoint, in sourceView: UIView) {
let localPoint = sourceView.convert(point, to: self)
RDReaderTapDebug.log(
"ReaderView.handleContentTap",
"forwarded from sourceView=\(RDReaderTapDebug.describe(sourceView)) sourcePoint=\(RDReaderTapDebug.describe(point)) localPoint=\(RDReaderTapDebug.describe(localPoint))"
)
handleResolvedTap(at: localPoint, hitView: nil, in: self)
}
private func handleResolvedTap(at point: CGPoint, hitView: UIView?, in tapView: UIView?) {
if isShowToolView {
if let top = topToolView, isHitView(hitView, inside: top, point: point) { return }
if let bottom = bottomToolView, isHitView(hitView, inside: bottom, point: point) { return }
if let top = topToolView, isHitView(hitView, inside: top, point: point) {
RDReaderTapDebug.log("ReaderView.handleResolvedTap", "ignored because point hits top tool view")
return
}
if let bottom = bottomToolView, isHitView(hitView, inside: bottom, point: point) {
RDReaderTapDebug.log("ReaderView.handleResolvedTap", "ignored because point hits bottom tool view")
return
}
}
guard let viewFrame = tapView?.frame else { return }
tapEvent = tapRegionHandler.resolveTapEvent(
@ -595,6 +677,10 @@ public class RDReaderView: UIView {
viewFrame: viewFrame,
isToolViewVisible: isShowToolView
)
RDReaderTapDebug.log(
"ReaderView.handleResolvedTap",
"resolved tapEvent=\(tapEvent) point=\(RDReaderTapDebug.describe(point)) viewFrame=\(RDReaderTapDebug.describe(viewFrame))"
)
}
private func containsTextContentView(in hitView: UIView?) -> Bool {
@ -612,6 +698,10 @@ public class RDReaderView: UIView {
let shouldSuppress = activePagingSuppressionContentViews().isEmpty == false
guard shouldSuppress != isPagingInteractionSuppressed else { return }
isPagingInteractionSuppressed = shouldSuppress
RDReaderTapDebug.log(
"ReaderView.pagingSuppression",
"updated shouldSuppress=\(shouldSuppress) activeContentViews=\(activePagingSuppressionContentViews().count)"
)
setPagingInteractionEnabled(!shouldSuppress)
}
@ -771,22 +861,37 @@ extension RDReaderView: UIGestureRecognizerDelegate {
guard gestureRecognizer === tapGestureRecognizer else { return true }
if selectionTapSuppressedContentViews.allObjects.isEmpty == false {
RDReaderTapDebug.log(
"ReaderView.gestureShouldReceive",
"return false because selectionTapSuppressedContentViews count=\(selectionTapSuppressedContentViews.allObjects.count)"
)
return false
}
let point = touch.location(in: self)
if containsTextContentView(in: touch.view) {
RDReaderTapDebug.log(
"ReaderView.gestureShouldReceive",
"return false because touch.view is inside text content view point=\(RDReaderTapDebug.describe(point)) touchView=\(RDReaderTapDebug.describe(touch.view))"
)
return false
}
if let topToolView, isHitView(touch.view, inside: topToolView, point: point) {
RDReaderTapDebug.log("ReaderView.gestureShouldReceive", "return false because touch hit topToolView")
return false
}
if let bottomToolView, isHitView(touch.view, inside: bottomToolView, point: point) {
RDReaderTapDebug.log("ReaderView.gestureShouldReceive", "return false because touch hit bottomToolView")
return false
}
if let searchBarView, isHitView(touch.view, inside: searchBarView, point: point) {
RDReaderTapDebug.log("ReaderView.gestureShouldReceive", "return false because touch hit searchBarView")
return false
}
RDReaderTapDebug.log(
"ReaderView.gestureShouldReceive",
"return true point=\(RDReaderTapDebug.describe(point)) touchView=\(RDReaderTapDebug.describe(touch.view))"
)
return true
}