Pulled forward new UI Selectable extension to replace the old UI button script, offers a more extensible solution

--HG--
branch : develop_5.2

Scripts/Editor/UIExtensionsMenuOptions.cs

@@ -362,7 +362,8 @@ namespace UnityEditor.UI
             image.type = Image.Type.Sliced;
             image.color = s_DefaultSelectableColor;
 
-            UIButton bt = uiButtonRoot.AddComponent<UIButton>();
+            Button bt = uiButtonRoot.AddComponent<Button>();
+            uiButtonRoot.AddComponent<UISelectableExtension>();
             SetDefaultColorTransitionValues(bt);
 
             Text text = childText.AddComponent<Text>();

Scripts/UISelectableExtension.cs

@@ -1,6 +1,7 @@
 /// Credit AriathTheWise
 /// Sourced from - http://forum.unity3d.com/threads/scripts-useful-4-6-scripts-collection.264161/page-2#post-1796783
 /// Extended to include a HELD state that continually fires while the button is held down.
+/// Refactored so it can be added to any button and expose the events in the editor.
 
 using UnityEngine.Events;
 using UnityEngine.EventSystems;
@@ -10,8 +11,9 @@ namespace UnityEngine.UI.Extensions
     /// <summary>
     /// UIButton
     /// </summary>
-    [AddComponentMenu("UI/Extensions/UI Button")]
+    [AddComponentMenu("UI/Extensions/UI Selectable Extension")]
-    public class UIButton : Button, IPointerDownHandler, IPointerUpHandler
+    [RequireComponent(typeof(Selectable))]
+    public class UISelectableExtension : MonoBehaviour, IPointerDownHandler, IPointerUpHandler
     {
         #region Sub-Classes
         [System.Serializable]
@@ -19,8 +21,6 @@ namespace UnityEngine.UI.Extensions
         #endregion
 
         #region Events
-		[Tooltip("Event that fires when a button is clicked")]
-        public UIButtonEvent OnButtonClick;
 		[Tooltip("Event that fires when a button is initially pressed down")]
         public UIButtonEvent OnButtonPress;
 		[Tooltip("Event that fires when a button is released")]
@@ -32,20 +32,10 @@ namespace UnityEngine.UI.Extensions
 		private bool _pressed;
         private PointerEventData _heldEventData;
 
-        public override void OnPointerClick(PointerEventData eventData)
-        {
-            base.OnSubmit(eventData);
-
-            if (OnButtonClick != null)
-            {
-                OnButtonClick.Invoke(eventData.button);
-            }
-        }
-
-
         void IPointerDownHandler.OnPointerDown(PointerEventData eventData)
         {
-            DoStateTransition(SelectionState.Pressed, false);
+            //Can't set the state as it's too locked down.
+			//DoStateTransition(SelectionState.Pressed, false);
 
             if (OnButtonPress != null)
             {
@@ -58,7 +48,7 @@ namespace UnityEngine.UI.Extensions
 
         void IPointerUpHandler.OnPointerUp(PointerEventData eventData)
         {
-            DoStateTransition(SelectionState.Normal, false);
+            //DoStateTransition(SelectionState.Normal, false);
 
             if (OnButtonRelease != null)
             {
@@ -76,8 +66,47 @@ namespace UnityEngine.UI.Extensions
 			if (OnButtonHeld != null)
             {
                 OnButtonHeld.Invoke(_heldEventData.button);
+            }
 		}
 		
+		/// <summary>
+		/// Test method to verify a control has been clicked
+		/// </summary>
+		public void TestClicked()
+		{
+			#if DEBUG || UNITY_EDITOR
+				Debug.Log("Control Clicked");
+			#endif
+		}
+		
+		/// <summary>
+		/// Test method to verify a controll is pressed
+		/// </summary>
+		public void TestPressed()
+		{
+			#if DEBUG || UNITY_EDITOR
+				Debug.Log("Control Pressed");
+			#endif
+		}
+		
+		/// <summary>
+		/// est method to verify if a control is released
+		/// </summary>
+		public void TestReleased()
+		{
+			#if DEBUG || UNITY_EDITOR
+				Debug.Log("Control Released");
+			#endif
+		}
+		
+		/// <summary>
+		/// est method to verify if a control is being held
+		/// </summary>
+		public void TestHold()
+		{
+			#if DEBUG || UNITY_EDITOR
+				Debug.Log("Control Held");
+			#endif
 		}
     }
 }

Scripts/UISelectableExtension.cs.meta

@@ -1,8 +1,12 @@
 fileFormatVersion: 2
-guid: f2e459a0f758bc947ace4872e13f1da0
+guid: 2bdfd6b4084989d41ba560bd1b72cbda
+timeCreated: 1441922219
+licenseType: Pro
 MonoImporter:
   serializedVersion: 2
   defaultReferences: []
   executionOrder: 0
   icon: {instanceID: 0}
   userData: 
+  assetBundleName: 
+  assetBundleVariant: