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Assets/TcgEngine/Scripts/UI/IconButton.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.Events;
+
+namespace TcgEngine.UI
+{
+    /// <summary>
+    /// A toggle button that will disable other buttons in same group when clicked
+    /// </summary>
+
+    public class IconButton : MonoBehaviour
+    {
+        public string group;
+        public string value;
+
+        public Image active_img;
+        public Image disabled_img;
+        public bool on_if_all_off;
+
+        public UnityAction<IconButton> onClick;
+
+        private bool active = false;
+        private Button button;
+        private static List<IconButton> toggle_list = new List<IconButton>();
+
+        void Awake()
+        {
+            toggle_list.Add(this);
+            button = GetComponent<Button>();
+            button.onClick.AddListener(OnClick);
+
+            if(!on_if_all_off && active_img != null)
+                active_img.enabled = false;
+        }
+
+        private void OnDestroy()
+        {
+            toggle_list.Remove(this);
+        }
+
+        void Start()
+        {
+
+        }
+
+        private void Update()
+        {
+            if (on_if_all_off)
+            {
+                if (active_img != null && IsAllOff(group))
+                {
+                    active_img.enabled = true;
+                }
+            }
+        }
+
+        void OnClick()
+        {
+            bool was_active = active;
+
+            DeactivateAll(group);
+
+            if (!was_active)
+                Activate();
+
+            if (onClick != null)
+                onClick.Invoke(this);
+        }
+
+        public void SetActive(bool act)
+        {
+            if (act) Activate();
+            else Deactivate();
+        }
+
+        public void Activate()
+        {
+            active = true;
+            if (active_img != null)
+                active_img.enabled = true;
+        }
+
+        public void Deactivate()
+        {
+            active = false;
+            if (active_img != null)
+                active_img.enabled = false;
+        }
+
+        public bool IsActive()
+        {
+            return active;
+        }
+
+        public static bool IsAllOff(string group)
+        {
+            bool all_off = true;
+            foreach (IconButton toggle in toggle_list)
+            {
+                if (toggle.group == group && toggle.IsActive())
+                    all_off = false;
+            }
+            return all_off;
+        }
+
+        public static void DeactivateAll(string group)
+        {
+            foreach (IconButton toggle in toggle_list)
+            {
+                if (toggle.group == group)
+                    toggle.Deactivate();
+            }
+        }
+
+        public static List<IconButton> GetAll(string group)
+        {
+            List<IconButton> toggles = new List<IconButton>();
+            foreach (IconButton toggle in toggle_list)
+            {
+                if (toggle.group == group)
+                    toggles.Add(toggle);
+            }
+            return toggles;
+        }
+    }
+}