[feat] add recent connections window

src/localization/localization.h

@@ -22,6 +22,8 @@ static std::vector<std::string> remote_desktop = {u8"控制远程桌面",
                                                   "Control Remote Desktop"};
 static std::vector<std::string> remote_id = {u8"对端ID", "Remote ID"};
 static std::vector<std::string> connect = {u8"连接", "Connect"};
+static std::vector<std::string> recent_connections = {u8"近期连接",
+                                                      "Recent Connections"};
 static std::vector<std::string> disconnect = {u8"断开连接", "Disconnect"};
 static std::vector<std::string> fullscreen = {u8" 全屏", " Fullscreen"};
 static std::vector<std::string> exit_fullscreen = {u8" 退出全屏",

src/single_window/local_peer_window.cpp

@@ -7,34 +7,42 @@
 #include "render.h"
 
 int Render::LocalWindow() {
-  ImGui::SetNextWindowPos(ImVec2(0, title_bar_height_ + 1), ImGuiCond_Always);
+  ImGui::SetNextWindowPos(ImVec2(-1.0f, title_bar_height_), ImGuiCond_Always);
   ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 3.0f);
 
   ImGui::PushStyleColor(ImGuiCol_ChildBg, ImVec4(1.0f, 1.0f, 1.0f, 1.0f));
   ImGui::BeginChild("LocalDesktopWindow",
                     ImVec2(local_window_width_, local_window_height_),
-                    ImGuiChildFlags_Border,
+                    ImGuiChildFlags_None,
                     ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse |
                         ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoTitleBar |
                         ImGuiWindowFlags_NoBringToFrontOnFocus);
   ImGui::PopStyleColor();
 
+  ImGui::SetCursorPosY(ImGui::GetCursorPosY() + main_window_text_y_padding_);
+  ImGui::Indent(main_child_window_x_padding_);
   ImGui::SetWindowFontScale(1.0f);
-  ImGui::Text(
-      "%s", localization::local_desktop[localization_language_index_].c_str());
+
+  ImGui::TextColored(
+      ImVec4(0.0f, 0.0f, 0.0f, 0.5f), "%s",
+      localization::local_desktop[localization_language_index_].c_str());
 
   ImGui::Spacing();
   {
-    ImGui::SetNextWindowPos(ImVec2(30, title_bar_height_ + 50),
-                            ImGuiCond_Always);
+    ImGui::SetNextWindowPos(
+        ImVec2(main_child_window_x_padding_,
+               title_bar_height_ + main_child_window_y_padding_),
+        ImGuiCond_Always);
     ImGui::PushStyleColor(ImGuiCol_ChildBg,
                           ImVec4(239.0 / 255, 240.0 / 255, 242.0 / 255, 1.0f));
     ImGui::PushStyleVar(ImGuiStyleVar_ChildRounding, 10.0f);
-    ImGui::BeginChild("LocalDesktopWindow_1", ImVec2(330, 180),
-                      ImGuiChildFlags_Border,
-                      ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse |
-                          ImGuiWindowFlags_NoTitleBar |
-                          ImGuiWindowFlags_NoBringToFrontOnFocus);
+    ImGui::BeginChild(
+        "LocalDesktopWindow_1",
+        ImVec2(local_child_window_width_, local_child_window_height_),
+        ImGuiChildFlags_Border,
+        ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse |
+            ImGuiWindowFlags_NoTitleBar |
+            ImGuiWindowFlags_NoBringToFrontOnFocus);
     ImGui::PopStyleVar();
     ImGui::PopStyleColor();
     {
@@ -48,16 +56,17 @@ int Render::LocalWindow() {
       ImGui::SetWindowFontScale(1.0f);
       ImGui::PushStyleVar(ImGuiStyleVar_FrameBorderSize, 1.0f);
 
-      char client_id_display[12] = "";
-      for (int i = 0, j = 0; i < sizeof(client_id_); i++, j++) {
-        client_id_display[j] = client_id_[i];
-        if (i == 2 || i == 5) {
-          client_id_display[++j] = ' ';
+      if (strcmp(client_id_display_, client_id_)) {
+        for (int i = 0, j = 0; i < sizeof(client_id_); i++, j++) {
+          client_id_display_[j] = client_id_[i];
+          if (i == 2 || i == 5) {
+            client_id_display_[++j] = ' ';
+          }
         }
       }
 
       ImGui::InputText(
-          "##local_id", client_id_display, IM_ARRAYSIZE(client_id_display),
+          "##local_id", client_id_display_, IM_ARRAYSIZE(client_id_display_),
           ImGuiInputTextFlags_CharsUppercase | ImGuiInputTextFlags_ReadOnly);
       ImGui::PopStyleVar();
 

src/single_window/main_window.cpp

@@ -1,3 +1,4 @@
+#include "localization.h"
 #include "render.h"
 
 int Render::MainWindow() {
@@ -6,10 +7,75 @@ int Render::MainWindow() {
   //     ImVec2(main_window_width_default_, main_window_height_default_),
   //     ImGuiCond_Always);
 
+  ImGui::SetNextWindowPos(ImVec2(0, title_bar_height_), ImGuiCond_Always);
+  ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0.0f, 0.0f));
+  ImGui::PushStyleColor(ImGuiCol_ChildBg, ImVec4(1.0f, 1.0f, 1.0f, 1.0f));
+  ImGui::BeginChild("MainWindow",
+                    ImVec2(main_window_width_default_, local_window_height_),
+                    ImGuiChildFlags_Border,
+                    ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse |
+                        ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoTitleBar |
+                        ImGuiWindowFlags_NoBringToFrontOnFocus);
+  ImGui::PopStyleVar();
+  ImGui::PopStyleColor();
+
   LocalWindow();
+
+  ImDrawList* draw_list = ImGui::GetWindowDrawList();
+  draw_list->AddLine(
+      ImVec2(main_window_width_default_ / 2, title_bar_height_ + 25.0f),
+      ImVec2(main_window_width_default_ / 2, title_bar_height_ + 240.0f),
+      IM_COL32(0, 0, 0, 122), 1.0f);
+
   RemoteWindow();
+  ImGui::EndChild();
+
+  ImGui::SetNextWindowPos(
+      ImVec2(0, title_bar_height_ + local_window_height_ - 1),
+      ImGuiCond_Always);
+  ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0.0f, 0.0f));
+  ImGui::PushStyleColor(ImGuiCol_ChildBg, ImVec4(1.0f, 1.0f, 1.0f, 0.0f));
+  ImGui::BeginChild("RecentConnectionsWindow",
+                    ImVec2(main_window_width_default_,
+                           main_window_height_default_ - title_bar_height_ -
+                               local_window_height_ - status_bar_height_),
+                    ImGuiChildFlags_Border,
+                    ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse |
+                        ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoTitleBar |
+                        ImGuiWindowFlags_NoBringToFrontOnFocus);
+  ImGui::PopStyleVar();
+  ImGui::PopStyleColor();
+
+  ImGui::SetCursorPosY(ImGui::GetCursorPosY() +
+                       main_window_text_y_padding_ / 2);
+  ImGui::Indent(main_child_window_x_padding_);
+  ImGui::SetWindowFontScale(0.8f);
+
+  ImGui::TextColored(
+      ImVec4(0.0f, 0.0f, 0.0f, 0.5f), "%s",
+      localization::recent_connections[localization_language_index_].c_str());
+
+  draw_list->AddLine(
+      ImVec2(25.0f, title_bar_height_ + local_window_height_ + 35.0f),
+      ImVec2(main_window_width_default_ - 25.0f,
+             title_bar_height_ + local_window_height_ + 35.0f),
+      IM_COL32(0, 0, 0, 122), 1.0f);
+
+  ImGui::SetCursorPosY(ImGui::GetCursorPosY() +
+                       main_window_text_y_padding_ / 2);
+  ShowRecentConnections();
+
+  ImGui::EndChild();
+
   StatusBar();
   ConnectionStatusWindow();
 
   return 0;
+}
+
+int Render::ShowRecentConnections() {
+  ImGui::Image((ImTextureID)(intptr_t)recent_connection_texture_,
+               ImVec2((float)recent_connection_image_width_,
+                      (float)recent_connection_image_height_));
+  return 0;
 }

src/single_window/remote_peer_window.cpp

@@ -4,47 +4,44 @@
 #include "rd_log.h"
 #include "render.h"
 
-static int InputTextCallback(ImGuiInputTextCallbackData *data) {
-  if (data->BufTextLen > 3 && data->Buf[3] != ' ') {
-    data->InsertChars(3, " ");
-  }
-
-  if (data->BufTextLen > 7 && data->Buf[7] != ' ') {
-    data->InsertChars(7, " ");
-  }
-
-  return 0;
-}
+static int InputTextCallback(ImGuiInputTextCallbackData *data);
 
 int Render::RemoteWindow() {
-  ImGui::SetNextWindowPos(ImVec2(0, title_bar_height_ + local_window_height_),
+  ImGui::SetNextWindowPos(ImVec2(local_window_width_ + 1.0f, title_bar_height_),
                           ImGuiCond_Always);
   ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 3.0f);
 
   ImGui::PushStyleColor(ImGuiCol_ChildBg, ImVec4(1.0f, 1.0f, 1.0f, 1.0f));
   ImGui::BeginChild("RemoteDesktopWindow",
                     ImVec2(remote_window_width_, remote_window_height_),
-                    ImGuiChildFlags_Border,
+                    ImGuiChildFlags_None,
                     ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse |
                         ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoTitleBar |
                         ImGuiWindowFlags_NoBringToFrontOnFocus);
   ImGui::PopStyleColor();
 
+  ImGui::SetCursorPosY(ImGui::GetCursorPosY() + main_window_text_y_padding_);
+  ImGui::Indent(main_child_window_x_padding_ - 1.0f);
   ImGui::SetWindowFontScale(1.0f);
-  ImGui::Text(
-      "%s", localization::remote_desktop[localization_language_index_].c_str());
+
+  ImGui::TextColored(
+      ImVec4(0.0f, 0.0f, 0.0f, 0.5f), "%s",
+      localization::remote_desktop[localization_language_index_].c_str());
 
   ImGui::Spacing();
   {
     ImGui::SetNextWindowPos(
-        ImVec2(30, title_bar_height_ + local_window_height_ + 50),
+        ImVec2(local_window_width_ + main_child_window_x_padding_ - 1.0f,
+               title_bar_height_ + main_child_window_y_padding_),
         ImGuiCond_Always);
     ImGui::PushStyleColor(ImGuiCol_ChildBg,
                           ImVec4(239.0 / 255, 240.0 / 255, 242.0 / 255, 1.0f));
     ImGui::PushStyleVar(ImGuiStyleVar_ChildRounding, 10.0f);
 
     ImGui::BeginChild(
-        "RemoteDesktopWindow_1", ImVec2(330, 180), ImGuiChildFlags_Border,
+        "RemoteDesktopWindow_1",
+        ImVec2(remote_child_window_width_, remote_child_window_height_),
+        ImGuiChildFlags_Border,
         ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse |
             ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoTitleBar |
             ImGuiWindowFlags_NoBringToFrontOnFocus);
@@ -110,5 +107,17 @@ int Render::RemoteWindow() {
   ImGui::EndChild();
   ImGui::PopStyleVar();
 
+  return 0;
+}
+
+static int InputTextCallback(ImGuiInputTextCallbackData *data) {
+  if (data->BufTextLen > 3 && data->Buf[3] != ' ') {
+    data->InsertChars(3, " ");
+  }
+
+  if (data->BufTextLen > 7 && data->Buf[7] != ' ') {
+    data->InsertChars(7, " ");
+  }
+
   return 0;
 }

src/single_window/render.cpp

@@ -15,15 +15,21 @@
 #include "rd_log.h"
 #include "screen_capturer_factory.h"
 
+#define STB_IMAGE_IMPLEMENTATION
+#include "stb_image.h"
+#define STB_IMAGE_WRITE_IMPLEMENTATION
+#include "libyuv.h"
+#include "stb_image_write.h"
+
 // Refresh Event
 #define REFRESH_EVENT (SDL_USEREVENT + 1)
 #define NV12_BUFFER_SIZE 1280 * 720 * 3 / 2
 
 #define MOUSE_GRAB_PADDING 5
 
-SDL_HitTestResult Render::HitTestCallback(SDL_Window *window,
-                                          const SDL_Point *area, void *data) {
-  Render *render = (Render *)data;
+SDL_HitTestResult Render::HitTestCallback(SDL_Window* window,
+                                          const SDL_Point* area, void* data) {
+  Render* render = (Render*)data;
   if (!render) {
     return SDL_HITTEST_NORMAL;
   }
@@ -69,6 +75,60 @@ SDL_HitTestResult Render::HitTestCallback(SDL_Window *window,
   return SDL_HITTEST_NORMAL;
 }
 
+bool LoadTextureFromMemory(const void* data, size_t data_size,
+                           SDL_Renderer* renderer, SDL_Texture** out_texture,
+                           int* out_width, int* out_height) {
+  int image_width = 0;
+  int image_height = 0;
+  int channels = 4;
+  unsigned char* image_data =
+      stbi_load_from_memory((const unsigned char*)data, (int)data_size,
+                            &image_width, &image_height, NULL, 4);
+  if (image_data == nullptr) {
+    fprintf(stderr, "Failed to load image: %s\n", stbi_failure_reason());
+    return false;
+  }
+
+  SDL_Surface* surface = SDL_CreateRGBSurfaceFrom(
+      (void*)image_data, image_width, image_height, channels * 8,
+      channels * image_width, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000);
+  if (surface == nullptr) {
+    fprintf(stderr, "Failed to create SDL surface: %s\n", SDL_GetError());
+    return false;
+  }
+
+  SDL_Texture* texture = SDL_CreateTextureFromSurface(renderer, surface);
+  if (texture == nullptr)
+    fprintf(stderr, "Failed to create SDL texture: %s\n", SDL_GetError());
+
+  *out_texture = texture;
+  *out_width = image_width;
+  *out_height = image_height;
+
+  SDL_FreeSurface(surface);
+  stbi_image_free(image_data);
+
+  return true;
+}
+
+// Open and read a file, then forward to LoadTextureFromMemory()
+bool LoadTextureFromFile(const char* file_name, SDL_Renderer* renderer,
+                         SDL_Texture** out_texture, int* out_width,
+                         int* out_height) {
+  FILE* f = fopen(file_name, "rb");
+  if (f == NULL) return false;
+  fseek(f, 0, SEEK_END);
+  size_t file_size = (size_t)ftell(f);
+  if (file_size == -1) return false;
+  fseek(f, 0, SEEK_SET);
+  void* file_data = IM_ALLOC(file_size);
+  fread(file_data, 1, file_size, f);
+  bool ret = LoadTextureFromMemory(file_data, file_size, renderer, out_texture,
+                                   out_width, out_height);
+  IM_FREE(file_data);
+  return ret;
+}
+
 Render::Render() {}
 
 Render::~Render() {}
@@ -162,13 +222,13 @@ int Render::LoadSettingsFromCacheFile() {
 }
 
 int Render::StartScreenCapture() {
-  screen_capturer_ = (ScreenCapturer *)screen_capturer_factory_->Create();
+  screen_capturer_ = (ScreenCapturer*)screen_capturer_factory_->Create();
   last_frame_time_ = std::chrono::duration_cast<std::chrono::milliseconds>(
                          std::chrono::steady_clock::now().time_since_epoch())
                          .count();
 
   int screen_capturer_init_ret = screen_capturer_->Init(
-      60, [this](unsigned char *data, int size, int width, int height) -> void {
+      60, [this](unsigned char* data, int size, int width, int height) -> void {
         auto now_time = std::chrono::duration_cast<std::chrono::milliseconds>(
                             std::chrono::steady_clock::now().time_since_epoch())
                             .count();
@@ -178,7 +238,7 @@ int Render::StartScreenCapture() {
           //          NV12_BUFFER_SIZE);
 
           XVideoFrame frame;
-          frame.data = (const char *)data;
+          frame.data = (const char*)data;
           frame.size = size;
           frame.width = width;
           frame.height = height;
@@ -213,11 +273,11 @@ int Render::StopScreenCapture() {
 
 int Render::StartSpeakerCapture() {
   if (!speaker_capturer_) {
-    speaker_capturer_ = (SpeakerCapturer *)speaker_capturer_factory_->Create();
+    speaker_capturer_ = (SpeakerCapturer*)speaker_capturer_factory_->Create();
     int speaker_capturer_init_ret = speaker_capturer_->Init(
-        [this](unsigned char *data, size_t size) -> void {
+        [this](unsigned char* data, size_t size) -> void {
           if (connection_established_) {
-            SendData(peer_, DATA_TYPE::AUDIO, (const char *)data, size);
+            SendData(peer_, DATA_TYPE::AUDIO, (const char*)data, size);
           }
         });
 
@@ -244,7 +304,7 @@ int Render::StopSpeakerCapture() {
 
 int Render::StartMouseControl() {
   device_controller_factory_ = new DeviceControllerFactory();
-  mouse_controller_ = (MouseController *)device_controller_factory_->Create(
+  mouse_controller_ = (MouseController*)device_controller_factory_->Create(
       DeviceControllerFactory::Device::Mouse);
   int mouse_controller_init_ret =
       mouse_controller_->Init(screen_width_, screen_height_);
@@ -488,7 +548,7 @@ int Render::DestroyStreamWindow() {
 
 int Render::SetupFontAndStyle() {
   // Setup Dear ImGui style
-  ImGuiIO &io = ImGui::GetIO();
+  ImGuiIO& io = ImGui::GetIO();
   // Master keyboard navigation enable flag. Enable full Tabbing + directional
   // arrows + space/enter to activate.
   io.ConfigFlags |=
@@ -678,6 +738,8 @@ int Render::DrawStreamWindow() {
   return 0;
 }
 
+int Render::LoadRecentConnections() { return 0; }
+
 int Render::Run() {
   LoadSettingsFromCacheFile();
 
@@ -763,6 +825,44 @@ int Render::Run() {
       localization_language_index_last_ = localization_language_index_;
     }
 
+    {
+      const int scaled_video_width_ = 128;
+      const int scaled_video_height_ = 72;
+      // uint8_t scaled_yuv_data =
+      //     new uint8_t[scaled_video_width_ * scaled_video_height_ * 3 / 2];
+      // uint8_t* rgb_data =
+      //     new uint8_t[scaled_video_width_ * scaled_video_height_ * 3];
+
+      uint8_t
+          scaled_yuv_data[scaled_video_width_ * scaled_video_height_ * 3 / 2];
+      uint8_t rgb_data[scaled_video_width_ * scaled_video_height_ * 3];
+
+      libyuv::I420Scale(
+          dst_buffer_, video_width_, dst_buffer_ + video_width_ * video_height_,
+          video_width_ / 2, dst_buffer_ + video_width_ * video_height_ * 5 / 4,
+          video_width_ / 2, video_width_, video_height_, scaled_yuv_data,
+          scaled_video_width_,
+          scaled_yuv_data + scaled_video_width_ * scaled_video_height_,
+          scaled_video_width_ / 2,
+          scaled_yuv_data + scaled_video_width_ * scaled_video_height_ * 5 / 4,
+          scaled_video_width_ / 2, scaled_video_width_, scaled_video_width_,
+          libyuv::FilterMode::kFilterNone);
+
+      libyuv::I420ToRGB24(
+          scaled_yuv_data, scaled_video_width_,
+          scaled_yuv_data + scaled_video_width_ * scaled_video_height_,
+          scaled_video_width_ / 2,
+          scaled_yuv_data + scaled_video_width_ * scaled_video_height_ * 5 / 4,
+          scaled_video_width_ / 2, rgb_data, scaled_video_width_ * 3,
+          scaled_video_width_, scaled_video_height_);
+      stbi_write_png("RecentConnectionImage01.png", scaled_video_width_,
+                     scaled_video_height_, 3, rgb_data,
+                     scaled_video_width_ * 3);
+
+      // delete[] scaled_yuv_data;
+      // delete[] rgb_data;
+    }
+
     SDL_Event event;
     while (SDL_PollEvent(&event)) {
       {
@@ -804,11 +904,51 @@ int Render::Run() {
           is_client_mode_ = false;
           audio_capture_button_pressed_ = false;
           fullscreen_button_pressed_ = false;
+          reload_recent_connections_ = true;
           SDL_SetWindowFullscreen(main_window_, SDL_FALSE);
-          memset(audio_buffer_, 0, 960);
+          memset(audio_buffer_, 0, 720);
           SDL_SetWindowSize(main_window_, main_window_width_default_,
                             main_window_height_default_);
 
+          // {
+          //   int scaled_video_width_ = 128;
+          //   int scaled_video_height_ = 72;
+          //   uint8_t* scaled_yuv_data =
+          //       new uint8_t[scaled_video_width_ * scaled_video_height_ * 3 /
+          //       2];
+          //   uint8_t* rgb_data =
+          //       new uint8_t[scaled_video_width_ * scaled_video_height_ * 3];
+
+          //   libyuv::I420Scale(
+          //       dst_buffer_, video_width_,
+          //       dst_buffer_ + video_width_ * video_height_, video_width_ / 2,
+          //       dst_buffer_ + video_width_ * video_height_ * 5 / 4,
+          //       video_width_ / 2, video_width_, video_height_,
+          //       scaled_yuv_data, scaled_video_width_, scaled_yuv_data +
+          //       scaled_video_width_ * scaled_video_height_,
+          //       scaled_video_width_ / 2,
+          //       scaled_yuv_data +
+          //           scaled_video_width_ * scaled_video_height_ * 5 / 4,
+          //       scaled_video_width_ / 2, scaled_video_width_,
+          //       scaled_video_width_, libyuv::FilterMode::kFilterNone);
+
+          //   libyuv::I420ToRGB24(
+          //       scaled_yuv_data, scaled_video_width_,
+          //       scaled_yuv_data + scaled_video_width_ * scaled_video_height_,
+          //       scaled_video_width_ / 2,
+          //       scaled_yuv_data +
+          //           scaled_video_width_ * scaled_video_height_ * 5 / 4,
+          //       scaled_video_width_ / 2, rgb_data, scaled_video_width_ * 3,
+          //       scaled_video_width_, scaled_video_height_);
+          //   stbi_write_png("RecentConnectionImage01.jpg",
+          //   scaled_video_width_,
+          //                  scaled_video_height_, 3, rgb_data,
+          //                  scaled_video_width_ * 3);
+
+          //   delete[] scaled_yuv_data;
+          //   delete[] rgb_data;
+          // }
+
           // SDL_Rect display_bounds;
           // SDL_GetDisplayBounds(0, &display_bounds);
           // int center_x = (display_bounds.w - main_window_width_default_) / 2;
@@ -886,6 +1026,17 @@ int Render::Run() {
       }
     }
 
+    if (reload_recent_connections_) {
+      bool ret = LoadTextureFromFile(
+          "RecentConnectionImage01.png", main_renderer_,
+          &recent_connection_texture_, &recent_connection_image_width_,
+          &recent_connection_image_height_);
+      if (!ret) {
+        LOG_ERROR("Load recent connections image failed");
+      }
+      reload_recent_connections_ = false;
+    }
+
     if (connection_established_ && streaming_) {
       CreateStreamWindow();
       SetupStreamWindow();

src/single_window/render.h

@@ -42,6 +42,8 @@ class Render {
   int AboutWindow();
   int StatusBar();
   int ConnectionStatusWindow();
+  int LoadRecentConnections();
+  int ShowRecentConnections();
 
  private:
   int CreateRtcConnection();
@@ -150,32 +152,39 @@ class Render {
   char client_password_[20] = "";
 
  private:
-  int title_bar_width_ = 960;
+  int title_bar_width_ = 640;
   int title_bar_height_ = 30;
   int screen_width_ = 1280;
   int screen_height_ = 720;
-  int main_window_width_default_ = 960;
-  int main_window_height_default_ = 590;
-  int main_window_width_ = 960;
-  int main_window_height_ = 590;
-  int main_window_width_last_ = 960;
-  int main_window_height_last_ = 540;
+  int main_window_width_default_ = 640;
+  int main_window_height_default_ = 480;
+  int main_window_width_ = 640;
+  int main_window_height_ = 480;
+  int main_window_width_last_ = 640;
+  int main_window_height_last_ = 480;
   int stream_window_width_default_ = 1280;
   int stream_window_height_default_ = 720;
   int stream_window_width_ = 1280;
   int stream_window_height_ = 720;
   int stream_window_width_last_ = 1280;
   int stream_window_height_last_ = 720;
-  int main_window_width_before_maximized_ = 960;
-  int main_window_height_before_maximized_ = 590;
+  int main_window_width_before_maximized_ = 640;
+  int main_window_height_before_maximized_ = 480;
   int control_window_min_width_ = 20;
   int control_window_max_width_ = 170;
   int control_window_width_ = 170;
   int control_window_height_ = 40;
-  int local_window_width_ = 720;
-  int local_window_height_ = 270;
-  int remote_window_width_ = 720;
-  int remote_window_height_ = 270;
+  int local_window_width_ = 320;
+  int local_window_height_ = 260;
+  int remote_window_width_ = 320;
+  int remote_window_height_ = 260;
+  int local_child_window_width_ = 266;
+  int local_child_window_height_ = 180;
+  int remote_child_window_width_ = 266;
+  int remote_child_window_height_ = 180;
+  int main_window_text_y_padding_ = 20;
+  int main_child_window_x_padding_ = 27;
+  int main_child_window_y_padding_ = 60;
   int status_bar_height_ = 20;
   int connection_status_window_width_ = 200;
   int connection_status_window_height_ = 150;
@@ -187,7 +196,7 @@ class Render {
   int control_bar_pos_x_ = 0;
   int control_bar_pos_y_ = 30;
 
-  int main_window_width_real_ = 960;
+  int main_window_width_real_ = 720;
   int main_window_height_real_ = 540;
   float main_window_dpi_scaling_w_ = 1.0f;
   float main_window_dpi_scaling_h_ = 1.0f;
@@ -214,6 +223,11 @@ class Render {
   bool stream_window_created_ = false;
   bool stream_window_inited_ = false;
 
+  // recent connections
+  SDL_Texture *recent_connection_texture_ = nullptr;
+  int recent_connection_image_width_ = 128;
+  int recent_connection_image_height_ = 72;
+
   // video window
   SDL_Texture *stream_texture_ = nullptr;
   SDL_Rect stream_render_rect_;
@@ -253,6 +267,7 @@ class Render {
   bool is_client_mode_ = false;
   bool is_control_bar_in_left_ = true;
   bool control_window_width_is_changing_ = false;
+  bool reload_recent_connections_ = true;
 
   double copy_start_time_ = 0;
   double regenerate_password_start_time_ = 0;
@@ -282,7 +297,7 @@ class Render {
  private:
   SDL_AudioDeviceID input_dev_;
   SDL_AudioDeviceID output_dev_;
-  unsigned char audio_buffer_[960];
+  unsigned char audio_buffer_[720];
   int audio_len_ = 0;
   unsigned char *dst_buffer_ = nullptr;
   int dst_buffer_capacity_ = 0;
@@ -298,6 +313,7 @@ class Render {
 
  private:
   char client_id_[10] = "";
+  char client_id_display_[12] = "";
   char password_saved_[7] = "";
   int language_button_value_ = 0;
   int video_quality_button_value_ = 0;

xmake.lua

@@ -124,6 +124,7 @@ target("localization")
 
 target("single_window")
     set_kind("object")
+    add_packages("libyuv")
     add_deps("rd_log", "common", "localization", "config_center", "projectx", "screen_capturer", "speaker_capturer", "device_controller")
     if is_os("macosx") then
         add_packages("ffmpeg")