Rémi Bernon : win32u: Only consider active monitors for clone detection.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: db391c37a9bfba0a89321be02ca6a641dec41cf9
URL:    https://gitlab.winehq.org/wine/wine/-/commit/db391c37a9bfba0a89321be02ca6a64...

Author: Rémi Bernon 
Date:   Fri Feb  9 18:21:51 2024 +0100

win32u: Only consider active monitors for clone detection.

---

dlls/win32u/sysparams.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/dlls/win32u/sysparams.c b/dlls/win32u/sysparams.c
index 693d8839028..edf68859aa8 100644
--- a/dlls/win32u/sysparams.c
+++ b/dlls/win32u/sysparams.c
@@ -1746,14 +1746,15 @@ static BOOL update_display_cache_from_registry(void)
             if (adapter->dev.state_flags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP)
             {
                 if (!IsRectEmpty(&monitor->rc_monitor)) monitor->dev.state_flags |= DISPLAY_DEVICE_ACTIVE;
-            }

-            LIST_FOR_EACH_ENTRY(monitor2, &monitors, struct monitor, entry)
-            {
-                if (EqualRect(&monitor2->rc_monitor, &monitor->rc_monitor))
+                LIST_FOR_EACH_ENTRY( monitor2, &monitors, struct monitor, entry )
                 {
-                    monitor->is_clone = TRUE;
-                    break;
+                    if (!(monitor2->dev.state_flags & DISPLAY_DEVICE_ACTIVE)) continue;
+                    if (EqualRect( &monitor2->rc_monitor, &monitor->rc_monitor ))
+                    {
+                        monitor->is_clone = TRUE;
+                        break;
+                    }
                 }
             }