From 70d40d736f994ecc351dbeb401cd900bd7ec9282 Mon Sep 17 00:00:00 2001
From: nixzhu <zhuhongxu@gmail.com>
Date: Mon, 2 Nov 2015 11:08:30 +0800
Subject: [PATCH] do Conversations & Contacts

---
 Yep/Extensions/UITableView+Yep.swift                 |  2 +-
 Yep/ViewControllers/TabBar/YepTabBarController.swift | 12 ++++++++++--
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/Yep/Extensions/UITableView+Yep.swift b/Yep/Extensions/UITableView+Yep.swift
index 4bfc1a37..9bedc1e4 100644
--- a/Yep/Extensions/UITableView+Yep.swift
+++ b/Yep/Extensions/UITableView+Yep.swift
@@ -11,7 +11,7 @@ import UIKit
 extension UITableView {
 
     var yep_isAtTop: Bool {
-        println("contentOffset.y: \(contentOffset.y), -contentInset.top: \(-contentInset.top)")
+
         return contentOffset.y == -contentInset.top
     }
     
diff --git a/Yep/ViewControllers/TabBar/YepTabBarController.swift b/Yep/ViewControllers/TabBar/YepTabBarController.swift
index fe5671b2..8246ae0e 100644
--- a/Yep/ViewControllers/TabBar/YepTabBarController.swift
+++ b/Yep/ViewControllers/TabBar/YepTabBarController.swift
@@ -98,10 +98,18 @@ extension YepTabBarController: UITabBarControllerDelegate {
         switch tab {
 
         case .Conversations:
-            let vc = nvc.topViewController as? ConversationsViewController
+            if let vc = nvc.topViewController as? ConversationsViewController {
+                if !vc.conversationsTableView.yep_isAtTop {
+                    vc.conversationsTableView.yep_scrollsToTop()
+                }
+            }
 
         case .Contacts:
-            let vc = nvc.topViewController as? ContactsViewController
+            if let vc = nvc.topViewController as? ContactsViewController {
+                if !vc.contactsTableView.yep_isAtTop {
+                    vc.contactsTableView.yep_scrollsToTop()
+                }
+            }
 
         case .Feeds:
             if let vc = nvc.topViewController as? FeedsViewController {