[feat] add HarmonyOS desktop and mobile clients，issue #117

apps/desktop/src/platform/harmony/gui/tray/harmony_tray.h

@@ -0,0 +1,30 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-15
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _HARMONY_TRAY_H_
+#define _HARMONY_TRAY_H_
+
+#include <functional>
+#include <string>
+
+namespace crossdesk {
+// Constructed and invoked on the shared Slint event thread.
+class HarmonyTray {
+ public:
+  HarmonyTray(std::function<void()> show, std::function<void()> hide,
+              std::function<void()> settings, std::function<void()> exit,
+              const std::string& tooltip, int language);
+  ~HarmonyTray();
+  bool MinimizeToTray();
+  void RemoveTrayIcon();
+  static void Dispatch(const std::string& action);
+ private:
+  std::function<void()> show_, hide_, settings_, exit_;
+  bool active_ = false;
+};
+}
+
+#endif

apps/desktop/src/platform/harmony/gui/window_state.h

@@ -0,0 +1,16 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-15
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _WINDOW_STATE_H_
+#define _WINDOW_STATE_H_
+
+namespace slint { class Window; }
+namespace crossdesk {
+// GUI-thread query of the native window focus delivered by Harmony ArkUI.
+bool IsHarmonyWindowActive(const slint::Window& window);
+}
+
+#endif

apps/desktop/src/platform/harmony/harmony_autostart.h

@@ -0,0 +1,19 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-15
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _HARMONY_AUTOSTART_H_
+#define _HARMONY_AUTOSTART_H_
+
+namespace crossdesk {
+enum class HarmonyAutostartStatus { checking, enabled, disabled, unsupported, failed };
+
+// ArkTS publishes system state; the GUI reads it without waiting on a service.
+HarmonyAutostartStatus GetHarmonyAutostartStatus();
+void SetHarmonyAutostartStatus(HarmonyAutostartStatus status);
+void RefreshHarmonyAutostartStatus();
+}
+
+#endif

apps/desktop/src/platform/harmony/input/system_shortcuts.h

@@ -0,0 +1,15 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-15
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SYSTEM_SHORTCUTS_H_
+#define _SYSTEM_SHORTCUTS_H_
+
+#include <remote_action.h>
+namespace crossdesk {
+bool SendHarmonySystemShortcut(ServiceCommandFlag command);
+}
+
+#endif