[Bf-blender-cvs] [2a17fd40a56] blender-v3.4-release: Fix non-interactive window borders after changes to event handling

[Campbell Barton]

Commit: 2a17fd40a56349ee576745e4b544e1e81ba7568a
Author: Campbell Barton
Date:   Sat Nov 12 16:26:50 2022 +1100
Branches: blender-v3.4-release
https://developer.blender.org/rB2a17fd40a56349ee576745e4b544e1e81ba7568a

Fix non-interactive window borders after changes to event handling

Regression in [0] causes LIBDECOR interactions not to be detected.

[0]: deb8ae6bd1edb0983d9ac972b2c95090f4c5e642

===================================================================

M	intern/ghost/intern/GHOST_SystemWayland.cpp

===================================================================

diff --git a/intern/ghost/intern/GHOST_SystemWayland.cpp b/intern/ghost/intern/GHOST_SystemWayland.cpp
index 057c049792d..ed0dc9b5949 100644
--- a/intern/ghost/intern/GHOST_SystemWayland.cpp
+++ b/intern/ghost/intern/GHOST_SystemWayland.cpp
@@ -1522,6 +1522,10 @@ static int ghost_wl_display_event_pump(struct wl_display *wl_display)
 {
   /* Based on SDL's `Wayland_PumpEvents`. */
   int err;
+
+  /* NOTE: Without this, interactions with window borders via LIBDECOR doesn't function. */
+  wl_display_flush(wl_display);
+
   if (wl_display_prepare_read(wl_display) == 0) {
     /* Use #GWL_IOR_NO_RETRY to ensure #SIGINT will break us out of our wait. */
     if (file_descriptor_is_io_ready(