From 65ff2cad030cbd15427ef8ba9e8b577e39adcec5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Noel?= <sebastien@twolife.be>
Date: Thu, 4 May 2023 15:24:34 +0200
Subject: [PATCH] Pause the game when the window is minimized

---
 Sources/Engine/Base/SDL/SDLEvents.cpp |  5 +++++
 Sources/SeriousSam/SeriousSam.cpp     | 16 +++++++++++++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/Sources/Engine/Base/SDL/SDLEvents.cpp b/Sources/Engine/Base/SDL/SDLEvents.cpp
index 9d69ef1..ef507a6 100755
--- a/Sources/Engine/Base/SDL/SDLEvents.cpp
+++ b/Sources/Engine/Base/SDL/SDLEvents.cpp
@@ -85,6 +85,11 @@ BOOL PeekMessage(MSG *msg, void *hwnd, UINT wMsgFilterMin,
                     msg->message = WM_PAINT;
                     return TRUE;
                 }
+                if (sdlevent.window.event == SDL_WINDOWEVENT_MINIMIZED)
+                {
+                    msg->wParam = sdlevent.window.event;
+                    return TRUE;
+                }
                 break;
 
             // These all map to WM_* things without any drama.
diff --git a/Sources/SeriousSam/SeriousSam.cpp b/Sources/SeriousSam/SeriousSam.cpp
index c458598..ed57f1d 100755
--- a/Sources/SeriousSam/SeriousSam.cpp
+++ b/Sources/SeriousSam/SeriousSam.cpp
@@ -1028,7 +1028,21 @@ int SubMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int
         }
       }
 #else
-      STUBBED("SDL2 can handle these events");
+      if( msg.message==SDL_WINDOWEVENT)
+      {
+        switch( msg.wParam) {
+        case SDL_WINDOWEVENT_MINIMIZED:
+          if( _bWindowChanging) break;
+          _bWindowChanging  = TRUE;
+          _bReconsiderInput = TRUE;
+          // if allowed, not already paused and only in single player game mode
+          if( sam_bPauseOnMinimize && !_pNetwork->IsPaused() && _gmRunningGameMode==GM_SINGLE_PLAYER) {
+            // pause game
+            _pNetwork->TogglePause();
+          }
+          break;
+        }
+      }
 #endif
 
       // toggle full-screen on alt-enter