MediaTimelinePreviewDetails can now be opened by long pressing in the media timeline (#4474)

* presenting media actions from the media timeline

* implemented view in timeline and fixed an issue that made dark mode being when trying to delete the file

* pr suggestions

ElementX/Sources/Screens/Timeline/TimelineModels.swift

@@ -29,6 +29,7 @@ enum TimelineViewModelAction {
     case hasScrolled(direction: ScrollDirection)
     case viewInRoomTimeline(eventID: String)
     case displayRoom(roomID: String, via: [String])
+    case displayMediaDetails(item: EventBasedMessageTimelineItemProtocol)
 }
 
 enum TimelineViewPollAction {

ElementX/Sources/Screens/Timeline/TimelineViewModel.swift

@@ -476,7 +476,12 @@ class TimelineViewModel: TimelineViewModelType, TimelineViewModelProtocol {
                 case .displayMediaUploadPreviewScreen(let mediaURLs):
                     actionsSubject.send(.displayMediaUploadPreviewScreen(mediaURLs: mediaURLs))
                 case .showActionMenu(let actionMenuInfo):
-                    self.state.bindings.actionMenuInfo = actionMenuInfo
+                    if case .media(.mediaFilesScreen) = timelineController.timelineKind,
+                       let item = actionMenuInfo.item as? EventBasedMessageTimelineItemProtocol {
+                        actionsSubject.send(.displayMediaDetails(item: item))
+                    } else {
+                        self.state.bindings.actionMenuInfo = actionMenuInfo
+                    }
                 case .showDebugInfo(let debugInfo):
                     state.bindings.debugInfo = debugInfo
                 case .viewInRoomTimeline(let eventID):

ElementX/Sources/Screens/Timeline/View/Style/AccessibleLongPress.swift

@@ -0,0 +1,34 @@
+//
+// Copyright 2025 New Vector Ltd.
+//
+// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+// Please see LICENSE files in the repository root for full details.
+//
+
+import SwiftUI
+
+extension View {
+    func accessibleLongPress(named name: String, action: @escaping () -> Void) -> some View {
+        modifier(AccessibleLongPress(name: name, action: action))
+    }
+}
+
+struct AccessibleLongPress: ViewModifier {
+    @Environment(\.accessibilityVoiceOverEnabled) private var isVoiceOverEnabled
+    let name: String
+    let action: () -> Void
+    
+    func body(content: Content) -> some View {
+        if isVoiceOverEnabled {
+            content
+                .accessibilityAction(named: name) {
+                    action()
+                }
+        } else {
+            content
+                .longPressWithFeedback {
+                    action()
+                }
+        }
+    }
+}