From 15073eab2bee1ed06366160db926a5a4dde76ca9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=81=A8=E9=90=B5=E4=B8=8D=E6=88=90=E9=87=91?=
 <lhb@outlook.com>
Date: Tue, 22 May 2018 11:05:01 +0800
Subject: [PATCH 1/2] Update Protocols.swift

---
 SegmentedControl/Protocols.swift | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/SegmentedControl/Protocols.swift b/SegmentedControl/Protocols.swift
index f11e535..b921332 100644
--- a/SegmentedControl/Protocols.swift
+++ b/SegmentedControl/Protocols.swift
@@ -8,17 +8,7 @@
 
 import UIKit
 
-public protocol SegmentedControlDelegate: class {
-    func segmentedControl(_ segmentedControl: SegmentedControl, didSelectIndex selectedIndex: Int)
-    func segmentedControl(_ segmentedControl: SegmentedControl, didLongPressIndex longPressIndex: Int)
-}
-
-public extension SegmentedControlDelegate {
-    func segmentedControl(_ segmentedControl: SegmentedControl, didSelectIndex selectedIndex: Int) {
-
-    }
-
-    func segmentedControl(_ segmentedControl: SegmentedControl, didLongPressIndex longPressIndex: Int) {
-
-    }
+@objc public protocol SegmentedControlDelegate: NSObjectProtocol {
+    @objc optional func segmentedControl(_ segmentedControl: SegmentedControl, didSelectIndex selectedIndex: Int)
+    @objc optional func segmentedControl(_ segmentedControl: SegmentedControl, didLongPressIndex longPressIndex: Int)
 }

From aaf1d44faf348dc01f03093a26fb9443020bfbea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=81=A8=E9=90=B5=E4=B8=8D=E6=88=90=E9=87=91?=
 <lhb@outlook.com>
Date: Tue, 22 May 2018 11:06:36 +0800
Subject: [PATCH 2/2] Update SegmentedControl.swift

---
 SegmentedControl/SegmentedControl.swift | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/SegmentedControl/SegmentedControl.swift b/SegmentedControl/SegmentedControl.swift
index 8c57128..260c239 100644
--- a/SegmentedControl/SegmentedControl.swift
+++ b/SegmentedControl/SegmentedControl.swift
@@ -262,7 +262,7 @@ open class SegmentedControl: UIControl {
         }
 
         if 0..<segmentsCount() ~= touchIndex {
-            delegate?.segmentedControl(self, didSelectIndex: touchIndex)
+            delegate?.segmentedControl?(self, didSelectIndex: touchIndex)
             if touchIndex != selectedIndex {
                 setSelected(at: touchIndex, animated: isAnimationEnabled)
             }
@@ -419,7 +419,7 @@ extension SegmentedControl: UIGestureRecognizerDelegate {
             return
         }
         if 0..<segmentsCount() ~= longPressIndex {
-            delegate?.segmentedControl(self, didLongPressIndex: longPressIndex)
+            delegate?.segmentedControl?(self, didLongPressIndex: longPressIndex)
         }
     }
 }