Add project files.

Assets/Cryville/Common/Unity/Popup.cs

@@ -0,0 +1,29 @@
+using UnityEngine;
+using UnityEngine.UI;
+
+namespace Cryville.Common.Unity {
+	public class Popup : MonoBehaviour {
+
+		public string Message = "";
+
+		LayoutElement layout;
+
+		float timer = 0;
+
+#pragma warning disable IDE0051
+		void Start() {
+			layout = GetComponent<LayoutElement>();
+			GetComponentInChildren<Text>().text = Message;
+			transform.SetParent(GameObject.Find("PopupList").transform);
+			layout.minHeight = 0;
+		}
+
+		void Update() {
+			if (timer <= 0.8f) layout.minHeight = timer * 50;
+			else if (timer >= 5f) GameObject.Destroy(gameObject);
+			else if (timer >= 4.2f) layout.minHeight = (300 - timer) * 50;
+			timer += Time.deltaTime;
+		}
+#pragma warning restore IDE0051
+	}
+}