Mouse highlighter: support a spotlight mode - inner transparent, out a backdrop (#40043)

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- [x] **Closes:** #15512 
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https://github.com/user-attachments/assets/0748c526-fcf5-4859-b832-14a413d2cad1

src/modules/MouseUtils/MouseHighlighter/dllmain.cpp

@@ -18,6 +18,7 @@ namespace
     const wchar_t JSON_KEY_HIGHLIGHT_FADE_DELAY_MS[] = L"highlight_fade_delay_ms";
     const wchar_t JSON_KEY_HIGHLIGHT_FADE_DURATION_MS[] = L"highlight_fade_duration_ms";
     const wchar_t JSON_KEY_AUTO_ACTIVATE[] = L"auto_activate";
+    const wchar_t JSON_KEY_SPOTLIGHT_MODE[] = L"spotlight_mode";
 }
 
 extern "C" IMAGE_DOS_HEADER __ImageBase;
@@ -367,6 +368,16 @@ public:
             {
                 Logger::warn("Failed to initialize auto activate from settings. Will use default value");
             }
+            try
+            {
+                // Parse spotlight mode
+                auto jsonPropertiesObject = settingsObject.GetNamedObject(JSON_KEY_PROPERTIES).GetNamedObject(JSON_KEY_SPOTLIGHT_MODE);
+                highlightSettings.spotlightMode = jsonPropertiesObject.GetNamedBoolean(JSON_KEY_VALUE);
+            }
+            catch (...)
+            {
+                Logger::warn("Failed to initialize spotlight mode settings. Will use default value");
+            }
         }
         else
         {