Create LocalizedTMPTextBinder.cs

Author: RimuruDev

LocalizedTMPTextBinder.cs

@@ -0,0 +1,127 @@
+#if UNITY_EDITOR
+#define UNITY_EDITOR_MODE
+#endif
+
+using TMPro;
+using UnityEngine;
+using UnityEngine.Localization.Components;
+
+#if UNITY_EDITOR_MODE
+using UnityEditor;
+using UnityEditor.Events;
+#endif
+
+namespace RimuruDev
+{
+    /// <summary>
+    /// Компонент для автоматической привязки локализованного текста TextMeshPro (TMP_Text) 
+    /// с помощью LocalizeStringEvent.
+    /// </summary>
+    [SelectionBase]
+    [ExecuteAlways]
+    [DisallowMultipleComponent]
+    [RequireComponent(typeof(TMP_Text))]
+    [RequireComponent(typeof(RectTransform))]
+    [RequireComponent(typeof(CanvasRenderer))]
+    [RequireComponent(typeof(LocalizeStringEvent))]
+    [AddComponentMenu("0x_/Localization/" + nameof(LocalizedTMPTextBinder))]
+    public sealed class LocalizedTMPTextBinder : MonoBehaviour
+    {
+        private void Awake() =>
+            SetupBindings();
+
+        private void Reset() =>
+            SetupBindings();
+
+        private void OnDestroy()
+        {
+#if UNITY_EDITOR_MODE
+            var localizeStringEvent = GetComponent<LocalizeStringEvent>();
+            if (localizeStringEvent != null)
+            {
+                RemovePersistentListener(localizeStringEvent);
+            }
+#endif
+        }
+
+        /// <summary>
+        /// Настраивает связь между LocalizeStringEvent и TMP_Text.
+        /// </summary>
+        private void SetupBindings()
+        {
+            var localizeStringEvent = GetComponent<LocalizeStringEvent>();
+            var tmpText = GetComponent<TMP_Text>();
+
+            if (localizeStringEvent == null || tmpText == null)
+                return;
+
+#if UNITY_EDITOR_MODE
+            if (!HasPersistentListener(localizeStringEvent))
+            {
+                AddPersistentListener(localizeStringEvent);
+            }
+#endif
+            ClearText();
+
+            void ClearText() => tmpText.text = string.Empty;
+        }
+
+#if UNITY_EDITOR_MODE
+        /// <summary>
+        /// Проверяет, добавлен ли обработчик обновления текста.
+        /// </summary>
+        private bool HasPersistentListener(LocalizeStringEvent localizeStringEvent)
+        {
+            for (var i = 0; i < localizeStringEvent.OnUpdateString.GetPersistentEventCount(); i++)
+            {
+                if (localizeStringEvent.OnUpdateString.GetPersistentTarget(i) == this &&
+                    localizeStringEvent.OnUpdateString.GetPersistentMethodName(i) == nameof(UpdateTMPText))
+                {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Добавляет обработчик обновления текста для TMP_Text.
+        /// </summary>
+        private void AddPersistentListener(LocalizeStringEvent localizeStringEvent)
+        {
+            UnityEventTools.AddPersistentListener(localizeStringEvent.OnUpdateString, UpdateTMPText);
+            EditorUtility.SetDirty(localizeStringEvent);
+        }
+
+        /// <summary>
+        /// Удаляет обработчик обновления текста для TMP_Text.
+        /// </summary>
+        private void RemovePersistentListener(LocalizeStringEvent localizeStringEvent)
+        {
+            for (var i = localizeStringEvent.OnUpdateString.GetPersistentEventCount() - 1; i >= 0; i--)
+            {
+                if (localizeStringEvent.OnUpdateString.GetPersistentTarget(i) == this &&
+                    localizeStringEvent.OnUpdateString.GetPersistentMethodName(i) == nameof(UpdateTMPText))
+                {
+                    UnityEventTools.RemovePersistentListener(localizeStringEvent.OnUpdateString, i);
+                }
+            }
+
+            EditorUtility.SetDirty(localizeStringEvent);
+        }
+#endif
+
+        /// <summary>
+        /// Обновляет текст TMP_Text.
+        /// </summary>
+        /// <param name="value">Новое значение локализованного текста.</param>
+        private void UpdateTMPText(string value)
+        {
+            var tmpText = GetComponent<TMP_Text>();
+            if (tmpText != null)
+            {
+                tmpText.text = value;
+            }
+        }
+    }
+}