From c2b8b39fa15bac7781344fccdb0b7c214e1807dc Mon Sep 17 00:00:00 2001
From: Gabriel Juchault <gabriel.juchault@gmail.com>
Date: Wed, 21 Nov 2018 14:47:49 +0000
Subject: [PATCH] fix(cooldown-button): add a fake event to avoid null
 buttonSource

---
 Scripts/Controls/CooldownButton.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Scripts/Controls/CooldownButton.cs b/Scripts/Controls/CooldownButton.cs
index 9d15ecd..502362b 100644
--- a/Scripts/Controls/CooldownButton.cs
+++ b/Scripts/Controls/CooldownButton.cs
@@ -144,9 +144,11 @@ namespace UnityEngine.UI.Extensions
         /// </summary>
         public void StartCooldown()
         {
-            OnCooldownStart.Invoke(new PointerEventData.InputButton());
+            PointerEventData emptySource = new PointerEventData(EventSystem.current);
+            buttonSource = emptySource;
+            OnCooldownStart.Invoke(emptySource.button);
             cooldownTimeRemaining = cooldownTimeout;
-            cooldownActive = cooldownInEffect = true;
+            CooldownActive = cooldownInEffect = true;
         }
 
         /// <summary>