From 67c2da49b10ff152fd296617200368bacae31f91 Mon Sep 17 00:00:00 2001
From: Gabriel Juchault <gabriel.juchault@gmail.com>
Date: Wed, 21 Nov 2018 13:11:30 +0000
Subject: [PATCH 1/4] feat(cooldown-button): add a `StartCooldown` to start
 cooldown from outside

---
 Scripts/Controls/CooldownButton.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Scripts/Controls/CooldownButton.cs b/Scripts/Controls/CooldownButton.cs
index d1c0e05..56b98f8 100644
--- a/Scripts/Controls/CooldownButton.cs
+++ b/Scripts/Controls/CooldownButton.cs
@@ -139,6 +139,16 @@ namespace UnityEngine.UI.Extensions
             }
         }
 
+        /// <summary>
+        /// Start a cooldown from outside
+        /// </summary>
+        public void StartCooldown()
+        {
+            if(OnCooldownStart != null) OnCooldownStart.Invoke(eventData.button);
+            cooldownTimeRemaining = cooldownTimeout;
+            cooldownActive = cooldownInEffect = true;
+        }
+
         /// <summary>
         /// Stop a running Cooldown and reset all values
         /// </summary>

From 3737c610b6d0299eede4c4f5a64072c3cb72ead6 Mon Sep 17 00:00:00 2001
From: Gabriel Juchault <gabriel.juchault@gmail.com>
Date: Wed, 21 Nov 2018 13:14:32 +0000
Subject: [PATCH 2/4] fix(cooldown-button): do not trigger event on
 StartCooldown as it can be triggered next to `StartCooldown` call

---
 Scripts/Controls/CooldownButton.cs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/Scripts/Controls/CooldownButton.cs b/Scripts/Controls/CooldownButton.cs
index 56b98f8..a346b22 100644
--- a/Scripts/Controls/CooldownButton.cs
+++ b/Scripts/Controls/CooldownButton.cs
@@ -144,7 +144,6 @@ namespace UnityEngine.UI.Extensions
         /// </summary>
         public void StartCooldown()
         {
-            if(OnCooldownStart != null) OnCooldownStart.Invoke(eventData.button);
             cooldownTimeRemaining = cooldownTimeout;
             cooldownActive = cooldownInEffect = true;
         }

From ff548fec7eaf37a152d201d6426c3755bff1e27c Mon Sep 17 00:00:00 2001
From: Gabriel Juchault <gabriel.juchault@gmail.com>
Date: Wed, 21 Nov 2018 13:41:20 +0000
Subject: [PATCH 3/4] fix(cooldown-button): restore event

---
 Scripts/Controls/CooldownButton.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Scripts/Controls/CooldownButton.cs b/Scripts/Controls/CooldownButton.cs
index a346b22..9d15ecd 100644
--- a/Scripts/Controls/CooldownButton.cs
+++ b/Scripts/Controls/CooldownButton.cs
@@ -144,6 +144,7 @@ namespace UnityEngine.UI.Extensions
         /// </summary>
         public void StartCooldown()
         {
+            OnCooldownStart.Invoke(new PointerEventData.InputButton());
             cooldownTimeRemaining = cooldownTimeout;
             cooldownActive = cooldownInEffect = true;
         }

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 4/4] 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>