distribution/packages/games/emulators/duckstationsa/patches/RG552/005-add-hotkeys.patch

diff --git a/src/frontend-common/sdl_controller_interface.cpp b/src/frontend-common/sdl_controller_interface.cpp
index 20e81daf..1deac2ce 100644
--- a/src/frontend-common/sdl_controller_interface.cpp
+++ b/src/frontend-common/sdl_controller_interface.cpp
@@ -6,6 +6,7 @@
 #include "core/host_interface.h"
 #include "core/system.h"
 #include "sdl_initializer.h"
+#include "fullscreen_ui.h"
 #include <SDL.h>
 #include <cmath>
 Log_SetChannel(SDLControllerInterface);
@@ -93,6 +94,8 @@ void SDLControllerInterface::PollEvents()
 
 bool SDLControllerInterface::ProcessSDLEvent(const SDL_Event* event)
 {
+  if (m_slots < 0) { m_host_interface->AddOSDMessage("State Slot set to #0", 5.f); m_slots = 0; }
+
   switch (event->type)
   {
     case SDL_CONTROLLERDEVICEADDED:
@@ -204,6 +207,7 @@ bool SDLControllerInterface::OpenGameController(int index)
   cd.joystick_id = joystick_id;
   cd.haptic_left_right_effect = -1;
   cd.game_controller = gcontroller;
+  cd.hotkey_down = false;
 
 #if SDL_VERSION_ATLEAST(2, 0, 9)
   cd.use_game_controller_rumble = (SDL_GameControllerRumble(gcontroller, 0, 0, 0) == 0);
@@ -712,15 +716,59 @@ bool SDLControllerInterface::HandleControllerButtonEvent(const SDL_ControllerBut
     m_host_interface->SetControllerNavigationButtonState(nav_button_mapping[ev->button], pressed);
   }
 
+  if (ev->button >= MAX_NUM_BUTTONS)
+    return false;
+
+  //------ Mimic Retroarch
+  if (ev->button == SDL_CONTROLLER_BUTTON_GUIDE || ev->button == SDL_CONTROLLER_BUTTON_BACK) it->hotkey_down = pressed;
+  else if (it->hotkey_down)
+  {
+    if (!pressed)
+      switch(ev->button)
+      {
+        case SDL_CONTROLLER_BUTTON_A            : m_host_interface->SaveScreenshot(); break;
+        case SDL_CONTROLLER_BUTTON_B            : m_host_interface->ResetSystem(); break;
+        case SDL_CONTROLLER_BUTTON_X            : if (FullscreenUI::HasActiveWindow()) FullscreenUI::CloseQuickMenu(); else FullscreenUI::OpenQuickMenu(); break;
+        case SDL_CONTROLLER_BUTTON_Y            : m_host_interface->ToggleWidescreen(); break;
+        case SDL_CONTROLLER_BUTTON_START        :
+        case SDL_CONTROLLER_BUTTON_LEFTSTICK    :
+        case SDL_CONTROLLER_BUTTON_RIGHTSTICK   : break;
+        case SDL_CONTROLLER_BUTTON_LEFTSHOULDER : m_host_interface->LoadState(false, m_slots); break;
+        case SDL_CONTROLLER_BUTTON_RIGHTSHOULDER: m_host_interface->SaveState(false, m_slots); break;
+        case SDL_CONTROLLER_BUTTON_DPAD_UP      : m_slots = ++m_slots % 10; m_host_interface->AddOSDMessage(std::string("State Slot set to #") + (char)(0x30 + m_slots), 5.f); break;
+        case SDL_CONTROLLER_BUTTON_DPAD_DOWN    : m_slots = (m_slots + 9) % 10; m_host_interface->AddOSDMessage(std::string("State Slot set to #") + (char)(0x30 + m_slots), 5.f); break;
+        case SDL_CONTROLLER_BUTTON_DPAD_LEFT    : m_host_interface->SetRewindState(!System::IsRewinding()); break;
+        case SDL_CONTROLLER_BUTTON_DPAD_RIGHT   : m_host_interface->SetFastForwardEnabled(!m_host_interface->IsFastForwardEnabled()); break;
+        default: break;
+      }
+    else
+      switch(ev->button)
+      {
+        case SDL_CONTROLLER_BUTTON_START        : m_host_interface->RequestExit(); break;
+        case SDL_CONTROLLER_BUTTON_A            :
+        case SDL_CONTROLLER_BUTTON_B            :
+        case SDL_CONTROLLER_BUTTON_X            :
+        case SDL_CONTROLLER_BUTTON_Y            :
+        case SDL_CONTROLLER_BUTTON_LEFTSTICK    :
+        case SDL_CONTROLLER_BUTTON_RIGHTSTICK   :
+        case SDL_CONTROLLER_BUTTON_LEFTSHOULDER :
+        case SDL_CONTROLLER_BUTTON_RIGHTSHOULDER:
+        case SDL_CONTROLLER_BUTTON_DPAD_UP      :
+        case SDL_CONTROLLER_BUTTON_DPAD_DOWN    :
+        case SDL_CONTROLLER_BUTTON_DPAD_LEFT    :
+        case SDL_CONTROLLER_BUTTON_DPAD_RIGHT   :
+        default: break;
+      }
+
+    return true;
+  }
+
   if (m_host_interface->IsControllerNavigationActive())
   {
     // UI consumed the event
     return true;
   }
 
-  if (ev->button >= MAX_NUM_BUTTONS)
-    return false;
-
   const ButtonCallback& cb = it->button_mapping[ev->button];
   if (cb)
   {
diff --git a/src/frontend-common/sdl_controller_interface.h b/src/frontend-common/sdl_controller_interface.h
index 06963a5c..ffc2ffac 100644
--- a/src/frontend-common/sdl_controller_interface.h
+++ b/src/frontend-common/sdl_controller_interface.h
@@ -57,6 +57,7 @@ private:
     int joystick_id;
     int player_id;
     bool use_game_controller_rumble;
+    bool hotkey_down;
 
     float deadzone = 0.25f;
 
@@ -93,4 +94,5 @@ private:
   Hook::Callback m_event_intercept_callback;
 
   bool m_sdl_subsystem_initialized = false;
+  int m_slots = -1;
 };