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

apps/harmony/desktop-port/include/SDL3/SDL.h

@@ -0,0 +1,57 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-14
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SDL_H_
+#define _SDL_H_
+
+// The desktop's small SDL service surface, implemented with Harmony APIs.
+// This header is private to the Harmony target; desktop SDL builds are unchanged.
+#include <cstdint>
+#include <cstdlib>
+using Uint8 = uint8_t;
+using SDL_DisplayID = uint32_t;
+struct SDL_Point { int x, y; };
+struct SDL_Rect { int x, y, w, h; };
+struct SDL_DisplayMode { int w, h; };
+struct SDL_Event { uint32_t type; };
+struct SDL_AudioSpec { int format, channels, freq; };
+struct SDL_AudioStream;
+constexpr uint32_t SDL_INIT_VIDEO = 1, SDL_INIT_AUDIO = 2;
+constexpr uint32_t SDL_EVENT_FIRST = 0, SDL_EVENT_LAST = UINT32_MAX;
+constexpr uint32_t SDL_EVENT_QUIT = 0x100, SDL_EVENT_CLIPBOARD_UPDATE = 0x900;
+constexpr int SDL_GETEVENT = 2, SDL_AUDIO_S16 = 0x8010;
+constexpr uint32_t SDL_BUTTON_LMASK = 1, SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK = 0;
+bool SDL_Init(uint32_t);
+bool SDL_InitSubSystem(uint32_t);
+void SDL_Quit();
+void SDL_QuitSubSystem(uint32_t);
+const char* SDL_GetError();
+uint64_t SDL_GetTicks();
+void SDL_Delay(uint32_t);
+bool SDL_PollEvent(SDL_Event*);
+int SDL_PeepEvents(SDL_Event*, int, int, uint32_t, uint32_t);
+bool SDL_PushEvent(SDL_Event*);
+char* SDL_GetClipboardText();
+bool SDL_SetClipboardText(const char*);
+bool SDL_HasClipboardText();
+inline void SDL_free(void* p) { std::free(p); }
+const char* SDL_GetCurrentVideoDriver();
+const SDL_DisplayMode* SDL_GetCurrentDisplayMode(SDL_DisplayID);
+SDL_DisplayID SDL_GetPrimaryDisplay();
+SDL_DisplayID SDL_GetDisplayForPoint(const SDL_Point*);
+SDL_DisplayID* SDL_GetDisplays(int*);
+bool SDL_GetDisplayUsableBounds(SDL_DisplayID, SDL_Rect*);
+uint32_t SDL_GetGlobalMouseState(float*, float*);
+bool SDL_OpenURL(const char*);
+uint32_t SDL_OpenAudioDevice(uint32_t, const SDL_AudioSpec*);
+bool SDL_ResumeAudioDevice(uint32_t);
+void SDL_CloseAudioDevice(uint32_t);
+SDL_AudioStream* SDL_CreateAudioStream(const SDL_AudioSpec*, const SDL_AudioSpec*);
+void SDL_DestroyAudioStream(SDL_AudioStream*);
+bool SDL_BindAudioStream(uint32_t, SDL_AudioStream*);
+bool SDL_PutAudioStreamData(SDL_AudioStream*, const void*, int);
+
+#endif

apps/harmony/desktop-port/include/SDL3/SDL_audio.h

@@ -0,0 +1,12 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-14
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SDL_AUDIO_H_
+#define _SDL_AUDIO_H_
+
+#include "SDL.h"
+
+#endif

apps/harmony/desktop-port/include/SDL3/SDL_clipboard.h

@@ -0,0 +1,12 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-14
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SDL_CLIPBOARD_H_
+#define _SDL_CLIPBOARD_H_
+
+#include "SDL.h"
+
+#endif

apps/harmony/desktop-port/include/SDL3/SDL_error.h

@@ -0,0 +1,12 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-14
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SDL_ERROR_H_
+#define _SDL_ERROR_H_
+
+#include "SDL.h"
+
+#endif

apps/harmony/desktop-port/include/SDL3/SDL_events.h

@@ -0,0 +1,12 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-14
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SDL_EVENTS_H_
+#define _SDL_EVENTS_H_
+
+#include "SDL.h"
+
+#endif

apps/harmony/desktop-port/include/SDL3/SDL_init.h

@@ -0,0 +1,12 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-14
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SDL_INIT_H_
+#define _SDL_INIT_H_
+
+#include "SDL.h"
+
+#endif

apps/harmony/desktop-port/include/SDL3/SDL_timer.h

@@ -0,0 +1,12 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-14
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SDL_TIMER_H_
+#define _SDL_TIMER_H_
+
+#include "SDL.h"
+
+#endif

apps/harmony/desktop-port/include/tinyfiledialogs.h

@@ -0,0 +1,14 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2026-10-14
+ * Copyright (c) 2026 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _TINYFILEDIALOGS_H_
+#define _TINYFILEDIALOGS_H_
+
+const char* tinyfd_selectFolderDialog(const char* title, const char* path);
+const char* tinyfd_openFileDialog(const char* title, const char* path, int,
+                                const char* const*, const char*, int);
+
+#endif