Add Two-Step Confirmation for Preset Deletion in RenderConfigWindow

Localization/Locale/en.json

@@ -5,6 +5,7 @@
   "ui.render_config.preset_name_placeholder": "New preset name...",
   "ui.render_config.preset_save": "Save",
   "ui.render_config.preset_delete": "Delete",
+  "ui.render_config.preset_delete_confirm": "Confirm?",
   "ui.render_config.preset_overwrite_title": "Overwrite Preset",
   "ui.render_config.preset_overwrite_desc": "A preset named '{0}' already exists. Do you want to overwrite it?",
   "ui.render_config.preset_delete_title": "Delete Preset",

Localization/Locale/ko.json

@@ -5,6 +5,7 @@
   "ui.render_config.preset_name_placeholder": "새 프리셋 이름...",
   "ui.render_config.preset_save": "저장",
   "ui.render_config.preset_delete": "삭제",
+  "ui.render_config.preset_delete_confirm": "삭제 확인",
   "ui.render_config.preset_overwrite_title": "프리셋 덮어쓰기",
   "ui.render_config.preset_overwrite_desc": "'{0}' 프리셋이 이미 존재합니다. 덮어쓰시겠습니까?",
   "ui.render_config.preset_delete_title": "프리셋 삭제",

UI/Window/RenderConfigWindow.cs

@@ -26,6 +26,10 @@ internal static class RenderConfigWindow
     private static O5InputField? _presetNameInput;
     private static O5Button? _savePresetButton;
     private static O5Button? _deletePresetButton;
+    // ReSharper disable once InconsistentNaming
+    private static LayoutElement? _deletePresetButtonLE;
+    private static bool _isDeletePending;
+    private static Coroutine? _deleteResetCoroutine;
     private static string? _lastLoadedPresetName;
 
     // Controls cache for validation & sync
@@ -95,6 +99,7 @@ internal static class RenderConfigWindow
             _configWindow.CloseRequested += win =>
             {
                 CloseAllPickers();
+                ResetDeletePendingState();
                 win.Rect.gameObject.SetActive(false);
             };
 
@@ -255,10 +260,17 @@ internal static class RenderConfigWindow
             onClick: () => OnDeletePresetClicked(config),
             height: 40f
         );
-        var deleteLE = _deletePresetButton.Rect.GetComponent<LayoutElement>() ?? _deletePresetButton.Rect.gameObject.AddComponent<LayoutElement>();
-        deleteLE.preferredWidth = 90f;
-        deleteLE.flexibleWidth = 0f;
-        deleteLE.preferredHeight = 40f;
+        if (_deletePresetButton.Label != null)
+        {
+            LocalizedText.Bind(_deletePresetButton.Label, () =>
+                _isDeletePending
+                    ? LocalizationManager.Get("ui.render_config.preset_delete_confirm")
+                    : LocalizationManager.Get("ui.render_config.preset_delete"));
+        }
+        _deletePresetButtonLE = _deletePresetButton.Rect.GetComponent<LayoutElement>() ?? _deletePresetButton.Rect.gameObject.AddComponent<LayoutElement>();
+        _deletePresetButtonLE.preferredWidth = 90f;
+        _deletePresetButtonLE.flexibleWidth = 0f;
+        _deletePresetButtonLE.preferredHeight = 40f;
 
         UpdateDeleteButtonState();
         
@@ -907,6 +919,7 @@ internal static class RenderConfigWindow
 
     private static void OnPresetSelected(string? selectedName, RenderConfig config)
     {
+        ResetDeletePendingState();
         if (string.IsNullOrEmpty(selectedName) || selectedName == CustomPresetLabel) return;
         var preset = PresetManager.GetPresets().FirstOrDefault(p => string.Equals(p.Name, selectedName, StringComparison.OrdinalIgnoreCase));
         if (preset == null) return;
@@ -991,20 +1004,62 @@ internal static class RenderConfigWindow
             }
         }
 
-        var ctx = RendererUIManager.Context;
-        CommonWarningDialogUI.ShowDialog(
-            LocalizationManager.Get("ui.render_config.preset_delete_title"),
-            LocalizationManager.Get("ui.render_config.preset_delete_desc", targetPresetName),
-            new DialogButton(
-                LocalizationManager.Get("ui.render_config.confirm"),
-                () => DoDeletePreset(targetPresetName, config),
-                ctx.Theme.SoftRed
-            ),
-            new DialogButton(
-                LocalizationManager.Get("ui.render_config.cancel"),
-                () => { }
-            )
-        );
+        if (!_isDeletePending)
+        {
+            _isDeletePending = true;
+            if (_deletePresetButtonLE != null) _deletePresetButtonLE.preferredWidth = 110f;
+            if (_deletePresetButton != null)
+            {
+                if (_deletePresetButton.Label != null)
+                {
+                    _deletePresetButton.Label.text = LocalizationManager.Get("ui.render_config.preset_delete_confirm");
+                }
+                _deletePresetButton.NormalColor = new Color(0.95f, 0.25f, 0.25f, 1f);
+                _deletePresetButton.UpdateVisual();
+            }
+
+            if (_deleteResetCoroutine != null)
+            {
+                RendererUIManager.Instance.StopCoroutine(_deleteResetCoroutine);
+            }
+            _deleteResetCoroutine = RendererUIManager.Instance.StartCoroutine(ResetDeletePendingAfterDelay());
+            return;
+        }
+
+        ResetDeletePendingState();
+        DoDeletePreset(targetPresetName, config);
+    }
+
+    private static System.Collections.IEnumerator ResetDeletePendingAfterDelay()
+    {
+        yield return new WaitForSeconds(3f);
+        ResetDeletePendingState();
+    }
+
+    private static void ResetDeletePendingState()
+    {
+        if (_deleteResetCoroutine != null)
+        {
+            RendererUIManager.Instance.StopCoroutine(_deleteResetCoroutine);
+            _deleteResetCoroutine = null;
+        }
+
+        if (!_isDeletePending && (_deletePresetButton == null || _deletePresetButton.Label?.text == LocalizationManager.Get("ui.render_config.preset_delete")))
+        {
+            return;
+        }
+
+        _isDeletePending = false;
+        if (_deletePresetButtonLE) _deletePresetButtonLE.preferredWidth = 90f;
+        if (_deletePresetButton != null)
+        {
+            if (_deletePresetButton.Label != null)
+            {
+                _deletePresetButton.Label.text = LocalizationManager.Get("ui.render_config.preset_delete");
+            }
+            _deletePresetButton.NormalColor = RendererUIManager.Context.Theme.SoftRed;
+            _deletePresetButton.UpdateVisual();
+        }
     }
 
     private static void DoDeletePreset(string name, RenderConfig config)
@@ -1029,6 +1084,7 @@ internal static class RenderConfigWindow
 
     private static void ReloadPresetDropdown(string? selectName = null)
     {
+        ResetDeletePendingState();
         var presets = PresetManager.GetPresets();
         var names = presets.Select(p => p.Name).ToList();
         if (names.Count == 0)