fix(UI): Ensure enabled when fading

Author: jcs090218

Assets/JCSUnity/Scripts/UI/JCS_Canvas.cs

@@ -9,6 +9,7 @@
 using System;
 using UnityEngine;
 using MyBox;
+using NUnit.Framework.Internal;
 
 namespace JCSUnity
 {
@@ -35,14 +36,40 @@ public class JCS_Canvas : MonoBehaviour
         // Execution when canvas is hidden by fading.
         public Action<JCS_Canvas> onHideFade = null;
 
-        private Canvas mCanvas = null;
 
-        private CanvasGroup mCanvasGroup = null;
+
+
 
         private RectTransform mAppRect = null;  // Application Rect (Window)
 
+#if UNITY_EDITOR
+        [Separator("Helper Variables (JCS_Canvas)")]
+
+        [Tooltip("Turn on this to test this behaviour.")]
+        [SerializeField]
+        private bool mTest = false;
+
+        [Tooltip("Key to show canvas.")]
+        [SerializeField]
+        private KeyCode mKeyShow = KeyCode.A;
+
+        [Tooltip("Key to hide canvas.")]
+        [SerializeField]
+        private KeyCode mKeyHide = KeyCode.S;
+#endif
+
         [Separator("Check Variables (JCS_Canvas)")]
 
+        [Tooltip("Canvas.")]
+        [SerializeField]
+        [ReadOnly]
+        private Canvas mCanvas = null;
+
+        [Tooltip("Canvas group.")]
+        [SerializeField]
+        [ReadOnly]
+        private CanvasGroup mCanvasGroup = null;
+
         [Tooltip("Resize object.")]
         [SerializeField]
         [ReadOnly]
@@ -161,9 +188,26 @@ private void Start()
 
         private void Update()
         {
+#if UNITY_EDITOR
+            Test();
+#endif
+
             DoFading();
         }
 
+#if UNITY_EDITOR
+        private void Test()
+        {
+            if (!mTest)
+                return;
+
+            if (Input.GetKeyDown(mKeyShow))
+                Show();
+            else if (Input.GetKeyDown(mKeyHide))
+                Hide();
+        }
+#endif
+
         /// <summary>
         /// Return the `canvas` that is the parent of the `trans` object.
         /// 
@@ -222,16 +266,16 @@ public void Show(bool fade, bool mute = false)
             if (!mute)
                 JCS_SoundPlayer.PlayByAttachment(mDeactiveSound, JCS_SoundMethod.PLAY_SOUND);
 
-            if (fade)
+            mCanvas.enabled = true;
+
+            if (fade && mCanvasGroup)
             {
                 mFading = JCS_FadeType.IN;
 
                 mFadeAlpa = mFadeInAmount;
             }
             else
             {
-                mCanvas.enabled = true;
-
                 if (mCanvasGroup != null)
                     mCanvasGroup.alpha = mFadeInAmount;
             }
@@ -251,8 +295,11 @@ public void Hide(bool fade, bool mute = false)
             if (!mute)
                 JCS_SoundPlayer.PlayByAttachment(mActiveSound, JCS_SoundMethod.PLAY_SOUND);
 
-            if (fade)
+            if (fade && mCanvasGroup)
             {
+                // Remains enabled since we're going to do fading.
+                mCanvas.enabled = true;
+
                 mFading = JCS_FadeType.OUT;
 
                 mFadeAlpa = mFadeOutAmount;

Assets/_Project/Scenes/Sound/FT_SoundSlider.unity

@@ -338,10 +338,15 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 2d3ead9775289064eaae6c9fb96c82b3, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+  mTest: 0
+  mKeyShow: 97
+  mKeyHide: 115
+  mCanvas: {fileID: 0}
+  mCanvasGroup: {fileID: 0}
   mResizeUI: {fileID: 0}
   mDisplayOnAwake: 1
   mMainCanvas: 0
-  mFade: 0
+  mFade: 1
   mFadeFriction: 0.2
   mFadeInAmount: 1
   mFadeOutAmount: 0
@@ -395,7 +400,7 @@ Canvas:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 140457477}
-  m_Enabled: 1
+  m_Enabled: 0
   serializedVersion: 3
   m_RenderMode: 1
   m_Camera: {fileID: 0}
@@ -1069,6 +1074,11 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 2d3ead9775289064eaae6c9fb96c82b3, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+  mTest: 0
+  mKeyShow: 97
+  mKeyHide: 115
+  mCanvas: {fileID: 0}
+  mCanvasGroup: {fileID: 0}
   mResizeUI: {fileID: 0}
   mDisplayOnAwake: 1
   mMainCanvas: 1