From ac1829f6290a51de95ce44b521ef89ca0f22cf66 Mon Sep 17 00:00:00 2001
From: FunkyFr3sh <cc.red.alert.1@googlemail.com>
Date: Wed, 18 Aug 2021 16:25:29 +0200
Subject: [PATCH] #114 add temporary workaround for "not responding" windows

---
 inc/dd.h        | 1 +
 src/config.c    | 1 +
 src/ddsurface.c | 6 ++++++
 3 files changed, 8 insertions(+)

diff --git a/inc/dd.h b/inc/dd.h
index 8949cb5..ba9bd3e 100644
--- a/inc/dd.h
+++ b/inc/dd.h
@@ -124,6 +124,7 @@ typedef struct CNCDDRAW
     BOOL fixpitch;
     int fixchilds;
     BOOL fixwndprochook;
+    BOOL fixnotresponding;
     BOOL d3d9linear;
     BOOL gdilinear;
     int resolutions;
diff --git a/src/config.c b/src/config.c
index 5275f66..cf3e54b 100644
--- a/src/config.c
+++ b/src/config.c
@@ -51,6 +51,7 @@ void cfg_load()
     g_ddraw->fixpitch = cfg_get_bool("fixpitch", FALSE);
     g_ddraw->fixchilds = cfg_get_int("fixchilds", FIX_CHILDS_DETECT_PAINT);
     g_ddraw->fixwndprochook = cfg_get_bool("fixwndprochook", FALSE);
+    g_ddraw->fixnotresponding = cfg_get_bool("fixnotresponding", FALSE);
     g_ddraw->d3d9linear = cfg_get_bool("d3d9linear", TRUE);
     g_ddraw->gdilinear = cfg_get_bool("gdilinear", FALSE);
     g_ddraw->resolutions = cfg_get_int("resolutions", RESLIST_NORMAL);
diff --git a/src/ddsurface.c b/src/ddsurface.c
index 8c8b417..9f7b89c 100644
--- a/src/ddsurface.c
+++ b/src/ddsurface.c
@@ -1083,6 +1083,12 @@ HRESULT dds_Lock(
 {
     dbg_dump_dds_lock_flags(dwFlags);
 
+    if (g_ddraw && g_ddraw->fixnotresponding)
+    {
+        MSG msg; /* workaround for "Not Responding" window problem */
+        PeekMessage(&msg, g_ddraw->hwnd, 0, 0, PM_NOREMOVE);
+    }
+
     HRESULT ret = dds_GetSurfaceDesc(This, lpDDSurfaceDesc);
 
     if (lpDestRect && lpDDSurfaceDesc)