Remove explicit window manager initialization function

Eliminates the native_window_manager_initialize function and its usage, as initialization is now handled automatically on first use. Updates example code and header documentation to reflect this change.

Author: lijy91

examples/application_c_example/main.c

@@ -38,13 +38,7 @@ int main() {
     return 1;
   }
 
-  // Initialize the application
-  if (!native_application_initialize(app)) {
-    fprintf(stderr, "Failed to initialize application\n");
-    return 1;
-  }
-
-  printf("Application initialized successfully\n");
+  printf("Application instance obtained successfully\n");
   printf("Single instance: %s\n",
          native_application_is_single_instance(app) ? "Yes" : "No");
 

examples/window_c_example/main.c

@@ -338,9 +338,6 @@ native_menu_t create_context_menu(void) {
 }
 
 int main() {
-  // Initialize managers
-  native_window_manager_initialize();
-
   // Create a new window with options
   native_window_options_t* options = native_window_options_create();
   native_window_options_set_title(options, "Window Example");

src/capi/window_manager_c.cpp

@@ -281,17 +281,6 @@ bool native_window_manager_unregister_event_callback(int registration_id) {
   return true;
 }
 
-FFI_PLUGIN_EXPORT
-bool native_window_manager_initialize(void) {
-  try {
-    // Access the singleton to ensure it's initialized
-    WindowManager::GetInstance();
-    return true;
-  } catch (...) {
-    return false;
-  }
-}
-
 FFI_PLUGIN_EXPORT
 void native_window_manager_shutdown(void) {
   std::lock_guard<std::mutex> lock(g_callback_mutex);

src/capi/window_manager_c.h

@@ -111,13 +111,6 @@ int native_window_manager_register_event_callback(native_window_event_callback_t
 FFI_PLUGIN_EXPORT
 bool native_window_manager_unregister_event_callback(int registration_id);
 
-/**
- * Initialize the window manager (called automatically on first use)
- * @return true on success, false on failure
- */
-FFI_PLUGIN_EXPORT
-bool native_window_manager_initialize(void);
-
 /**
  * Shutdown the window manager and cleanup resources
  */