chore: initial commit

Assets/Feel/MMTools/Accessories/MMActivation/MMConditionalActivation.cs

@@ -0,0 +1,46 @@
+using UnityEngine;
+
+namespace MoreMountains.Tools
+{
+	/// <summary>
+	/// Add this component to a gameobject, and it'll let you enable target monos after all other targets have been disabled
+	/// </summary>
+	[AddComponentMenu("More Mountains/Tools/Activation/MMConditionalActivation")]
+	public class MMConditionalActivation : MonoBehaviour
+	{
+		/// a list of monos to enable
+		public MonoBehaviour[] EnableThese;
+		/// a list of all the monos that have to have been disabled first
+		public MonoBehaviour[] AfterTheseAreAllDisabled;
+
+		protected bool _enabled = false;
+
+		/// <summary>
+		/// On update, we check if we should disable
+		/// </summary>
+		protected virtual void Update()
+		{
+			if (_enabled)
+			{
+				return;
+			}
+
+			bool allDisabled = true;
+			foreach (MonoBehaviour component in AfterTheseAreAllDisabled)
+			{
+				if (component.isActiveAndEnabled)
+				{
+					allDisabled = false;
+				}
+			}
+			if (allDisabled)
+			{
+				foreach (MonoBehaviour component in EnableThese)
+				{
+					component.enabled = true;
+				}
+				_enabled = true;
+			}
+		}
+	}
+}