[chore] standardize source file headers

apps/desktop/src/gui/application/application_state.h

@@ -1,5 +1,11 @@
-#ifndef CROSSDESK_GUI_APPLICATION_STATE_H_
-#define CROSSDESK_GUI_APPLICATION_STATE_H_
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _APPLICATION_STATE_H_
+#define _APPLICATION_STATE_H_
 
 #include <atomic>
 #include <chrono>
@@ -192,4 +198,4 @@ struct ApplicationState : MainWindowState,
 
 }  // namespace crossdesk::gui_detail
 
-#endif  // CROSSDESK_GUI_APPLICATION_STATE_H_
+#endif

apps/desktop/src/gui/application/gui_application.h

@@ -1,3 +1,9 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
 #ifndef _GUI_APPLICATION_H_
 #define _GUI_APPLICATION_H_
 
@@ -94,4 +100,4 @@ private:
 
 } // namespace crossdesk
 
-#endif
+#endif

apps/desktop/src/gui/application/server_window_state.h

@@ -1,4 +1,11 @@
-#pragma once
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SERVER_WINDOW_STATE_H_
+#define _SERVER_WINDOW_STATE_H_
 
 #include <algorithm>
 #include <iterator>
@@ -24,5 +31,6 @@ inline int ReconcileSelectedController(const std::vector<std::string>& ids,
   }
   return static_cast<int>(std::distance(ids.begin(), selected));
 }
+} // namespace crossdesk::server_window_state
 
-}  // namespace crossdesk::server_window_state
+#endif

apps/desktop/src/gui/application/window_geometry.h

@@ -1,4 +1,11 @@
-#pragma once
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _WINDOW_GEOMETRY_H_
+#define _WINDOW_GEOMETRY_H_
 
 #include <algorithm>
 
@@ -38,3 +45,5 @@ constexpr PhysicalPosition BottomRightPosition(const PhysicalRect& bounds,
 }
 
 }  // namespace crossdesk::window_geometry
+
+#endif

apps/desktop/src/gui/render.h

@@ -1,5 +1,11 @@
-#ifndef CROSSDESK_GUI_RENDER_H_
-#define CROSSDESK_GUI_RENDER_H_
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _RENDER_H_
+#define _RENDER_H_
 
 #include <memory>
 
@@ -25,4 +31,4 @@ private:
 
 } // namespace crossdesk
 
-#endif // CROSSDESK_GUI_RENDER_H_
+#endif

apps/desktop/src/gui/rendering/slint_video_presenter.h

@@ -1,5 +1,11 @@
-#ifndef CROSSDESK_GUI_RENDERING_SLINT_VIDEO_PRESENTER_H_
-#define CROSSDESK_GUI_RENDERING_SLINT_VIDEO_PRESENTER_H_
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SLINT_VIDEO_PRESENTER_H_
+#define _SLINT_VIDEO_PRESENTER_H_
 
 #include <cstddef>
 #include <cstdint>
@@ -72,4 +78,4 @@ private:
 
 }  // namespace crossdesk
 
-#endif  // CROSSDESK_GUI_RENDERING_SLINT_VIDEO_PRESENTER_H_
+#endif

apps/desktop/src/gui/runtime/cursor_position.h

@@ -1,3 +1,9 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
 #ifndef _CURSOR_POSITION_H_
 #define _CURSOR_POSITION_H_
 
@@ -64,4 +70,4 @@ inline bool NormalizeCursorPosition(
 
 }  // namespace crossdesk
 
-#endif
+#endif

apps/desktop/src/gui/runtime/cursor_state_provider.h

@@ -1,3 +1,9 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
 #ifndef _CURSOR_STATE_PROVIDER_H_
 #define _CURSOR_STATE_PROVIDER_H_
 
@@ -30,4 +36,4 @@ class CursorStateProvider {
 
 }  // namespace crossdesk
 
-#endif
+#endif

apps/desktop/src/gui/runtime/device_presence_cache.h

@@ -1,11 +1,11 @@
 /*
  * @Author: DI JUNKUN
- * @Date: 2026-02-28
+ * @Date: 2026-09-04
  * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
  */
 
-#ifndef CROSSDESK_GUI_DEVICE_PRESENCE_CACHE_H_
-#define CROSSDESK_GUI_DEVICE_PRESENCE_CACHE_H_
+#ifndef _DEVICE_PRESENCE_CACHE_H_
+#define _DEVICE_PRESENCE_CACHE_H_
 
 #include <mutex>
 #include <string>
@@ -38,4 +38,4 @@ private:
 
 } // namespace crossdesk
 
-#endif // CROSSDESK_GUI_DEVICE_PRESENCE_CACHE_H_
+#endif

apps/desktop/src/gui/runtime/gui_runtime.h

@@ -1,5 +1,11 @@
-#ifndef CROSSDESK_GUI_RUNTIME_H_
-#define CROSSDESK_GUI_RUNTIME_H_
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _GUI_RUNTIME_H_
+#define _GUI_RUNTIME_H_
 
 #include <atomic>
 #include <memory>
@@ -98,4 +104,4 @@ class GuiRuntime : protected gui_detail::GuiState {
 
 }  // namespace crossdesk
 
-#endif  // CROSSDESK_GUI_RUNTIME_H_
+#endif

apps/desktop/src/gui/runtime/gui_state.h

@@ -1,13 +1,11 @@
 /*
- * Aggregate state visible to GuiRuntime and GuiApplication.
- *
- * Definitions live beside their owners: SDL/window state in application and
- * connection/session state in runtime. This header is intentionally only the
- * composition point.
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
  */
 
-#ifndef CROSSDESK_GUI_STATE_H_
-#define CROSSDESK_GUI_STATE_H_
+#ifndef _GUI_STATE_H_
+#define _GUI_STATE_H_
 
 #include "application/application_state.h"
 #include "runtime/runtime_state.h"
@@ -18,4 +16,4 @@ struct GuiState : ApplicationState, RuntimeState {};
 
 } // namespace crossdesk::gui_detail
 
-#endif // CROSSDESK_GUI_STATE_H_
+#endif

apps/desktop/src/gui/runtime/peer_event_handler.h

@@ -1,5 +1,11 @@
-#ifndef CROSSDESK_GUI_PEER_EVENT_HANDLER_H_
-#define CROSSDESK_GUI_PEER_EVENT_HANDLER_H_
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _PEER_EVENT_HANDLER_H_
+#define _PEER_EVENT_HANDLER_H_
 
 #include <cstddef>
 #include <string>
@@ -47,4 +53,4 @@ private:
 
 } // namespace crossdesk
 
-#endif // CROSSDESK_GUI_PEER_EVENT_HANDLER_H_
+#endif

apps/desktop/src/gui/runtime/remote_action_codec.h

@@ -1,5 +1,11 @@
-#ifndef CROSSDESK_GUI_REMOTE_ACTION_CODEC_H_
-#define CROSSDESK_GUI_REMOTE_ACTION_CODEC_H_
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _REMOTE_ACTION_CODEC_H_
+#define _REMOTE_ACTION_CODEC_H_
 
 #include <cstddef>
 #include <vector>
@@ -14,4 +20,4 @@ void Free(RemoteAction &action);
 
 } // namespace crossdesk::remote_action_codec
 
-#endif // CROSSDESK_GUI_REMOTE_ACTION_CODEC_H_
+#endif

apps/desktop/src/gui/runtime/remote_session.h

@@ -1,3 +1,9 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
 #ifndef _REMOTE_SESSION_H_
 #define _REMOTE_SESSION_H_
 
@@ -174,4 +180,4 @@ using RemoteSessionPtr = std::shared_ptr<RemoteSession>;
 
 }  // namespace crossdesk::gui_detail
 
-#endif
+#endif

apps/desktop/src/gui/runtime/runtime_state.h

@@ -1,3 +1,9 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
 #ifndef _RUNTIME_STATE_H_
 #define _RUNTIME_STATE_H_
 
@@ -212,4 +218,4 @@ struct RuntimeState : InfrastructureState,
 
 } // namespace crossdesk::gui_detail
 
-#endif
+#endif

apps/desktop/src/gui/ui/ui_localization.h

@@ -1,5 +1,11 @@
-#ifndef CROSSDESK_GUI_UI_UI_LOCALIZATION_H_
-#define CROSSDESK_GUI_UI_UI_LOCALIZATION_H_
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _UI_LOCALIZATION_H_
+#define _UI_LOCALIZATION_H_
 
 #include <slint.h>
 
@@ -162,4 +168,5 @@ inline int ApplyStreamWindowStrings(
 
 }  // namespace crossdesk::ui_localization
 
-#endif  // CROSSDESK_GUI_UI_UI_LOCALIZATION_H_
+
+#endif

apps/desktop/src/platform/macos/system_info.cpp

@@ -1,3 +1,12 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-09-04
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SYSTEM_INFO_H_
+#define _SYSTEM_INFO_H_
+
 #include "platform.h"
 
 #include <ifaddrs.h>
@@ -53,3 +62,6 @@ std::string GetHostName() {
 bool IsWaylandSession() { return false; }
 
 }  // namespace crossdesk
+
+
+#endif