no message

TelegramUI/ChatHistoryNode.swift

@@ -0,0 +1,13 @@
+import Foundation
+import Postbox
+import SwiftSignalKit
+import Display
+
+public protocol ChatHistoryNode: class {
+    var historyReady: Promise<Bool> { get }
+    var preloadPages: Bool { get set }
+    
+    func messageInCurrentHistoryView(_ id: MessageId) -> Message?
+    func updateLayout(transition: ContainedViewLayoutTransition, updateSizeAndInsets: ListViewUpdateSizeAndInsets)
+    func forEachItemNode(_ f: @noescape(ASDisplayNode) -> Void)
+}