improve cursor lock

inc/dd.h

@@ -109,6 +109,7 @@ typedef struct CNCDDRAW
     BOOL wine;
     BOOL altenter;
     BOOL hidecursor;
+    HCURSOR old_cursor;
     BOOL accurate_timers;
     BOOL resizable;
     BOOL nonexclusive;

src/mouse.c

@@ -64,6 +64,8 @@ void mouse_lock()
         }
         else
         {
+            real_SetCursor(g_ddraw->old_cursor);
+
             if (g_ddraw->hidecursor)
             {
                 g_ddraw->hidecursor = FALSE;
@@ -125,6 +127,8 @@ void mouse_unlock()
             }
         }
 
+        real_SetCursor(LoadCursor(NULL, IDC_ARROW));
+
         real_ClipCursor(NULL);
 
         real_SetCursorPos(

src/winapi_hooks.c

@@ -122,7 +122,7 @@ int WINAPI fake_ShowCursor(BOOL bShow)
 HCURSOR WINAPI fake_SetCursor(HCURSOR hCursor)
 {
     if (g_ddraw && !g_ddraw->handlemouse && (g_ddraw->locked || g_ddraw->devmode))
-        return real_SetCursor(hCursor);
+        return real_SetCursor(g_ddraw->old_cursor = hCursor);
 
     return NULL;
 }

src/wndproc.c

@@ -102,7 +102,10 @@ LRESULT CALLBACK fake_WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
                     return DefWindowProc(hWnd, uMsg, wParam, lParam);
                 case HTCLIENT:
                     if (!g_ddraw->locked)
+                    {
+                        real_SetCursor(LoadCursor(NULL, IDC_ARROW));
                         return DefWindowProc(hWnd, uMsg, wParam, lParam);
+                    }
                 default:
                     break;
                 }