Update settings screen

submodules/TelegramUI/Sources/ChatControllerNode.swift

@@ -715,6 +715,20 @@ class ChatControllerNode: ASDisplayNode, UIScrollViewDelegate {
         }
     }
     
+    var greetingStickerNode: (ASDisplayNode, ASDisplayNode, () -> Void)? {
+        if let greetingStickerNode = self.emptyNode?.greetingStickerNode {
+            self.historyNode.itemHeaderNodesAlpha = 0.0
+            return (greetingStickerNode, self, { [weak self] in
+                self?.historyNode.forEachItemHeaderNode { node in
+                    node.alpha = 1.0
+                    node.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
+                }
+            })
+        } else {
+            return nil
+        }
+    }
+    
     private var isInFocus: Bool = false
     
     func inFocusUpdated(isInFocus: Bool) {