Implement the flow for leaving a space. (#4568)

ElementX/Sources/Other/Avatars.swift

@@ -134,6 +134,7 @@ enum RoomAvatarSizeOnScreen {
     case chats
     case spaces
     case timeline
+    case leaveSpace
     case messageForwarding
     case globalSearch
     case roomSelection
@@ -148,7 +149,7 @@ enum RoomAvatarSizeOnScreen {
         switch self {
         case .chats, .spaces:
             return 52
-        case .timeline:
+        case .timeline, .leaveSpace:
             return 32
         case .notificationSettings:
             return 30

ElementX/Sources/Other/SwiftUI/Backports.swift

@@ -5,6 +5,7 @@
 // Please see LICENSE files in the repository root for full details.
 //
 
+import Compound
 import SwiftUI
 
 extension View {
@@ -55,6 +56,18 @@ extension View {
         }
     }
     
+    @ViewBuilder
+    func backportSafeAreaBar(edge: VerticalEdge,
+                             alignment: HorizontalAlignment = .center,
+                             spacing: CGFloat? = nil,
+                             content: () -> some View) -> some View {
+        if #available(iOS 26.0, *) {
+            safeAreaBar(edge: edge, alignment: alignment, spacing: spacing, content: content)
+        } else {
+            safeAreaInset(edge: edge, alignment: alignment, spacing: spacing) { content().background(Color.compound.bgCanvasDefault.ignoresSafeArea()) }
+        }
+    }
+    
     @ViewBuilder func backportScrollEdgeEffectHidden() -> some View {
         if #available(iOS 26, *) {
             scrollEdgeEffectHidden()

ElementX/Sources/Other/TestablePreview/TestablePreviewsDictionary.swift

@@ -68,6 +68,7 @@ enum TestablePreviewsDictionary {
         "KnockRequestsBannerView_Previews" : KnockRequestsBannerView_Previews.self,
         "KnockRequestsListEmptyStateView_Previews" : KnockRequestsListEmptyStateView_Previews.self,
         "KnockRequestsListScreen_Previews" : KnockRequestsListScreen_Previews.self,
+        "LeaveSpaceView_Previews" : LeaveSpaceView_Previews.self,
         "LegalInformationScreen_Previews" : LegalInformationScreen_Previews.self,
         "LoadableImage_Previews" : LoadableImage_Previews.self,
         "LocationMarkerView_Previews" : LocationMarkerView_Previews.self,