From c43cf2f19243057fe8b02410bb11669a720e2ca8 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Mon, 19 Jun 2023 17:48:37 +0200
Subject: Wayland: improve support of multi-display setups

---
 src/drivers/Wayland/Fl_Wayland_Window_Driver.H | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/drivers/Wayland/Fl_Wayland_Window_Driver.H')

diff --git a/src/drivers/Wayland/Fl_Wayland_Window_Driver.H b/src/drivers/Wayland/Fl_Wayland_Window_Driver.H
index ebcdfea5f..985d7bfe2 100644
--- a/src/drivers/Wayland/Fl_Wayland_Window_Driver.H
+++ b/src/drivers/Wayland/Fl_Wayland_Window_Driver.H
@@ -68,6 +68,10 @@ public:
     int screen;
     bool busy;
   };
+  struct surface_output { // for linked list of displays where a surface maps
+    struct Fl_Wayland_Screen_Driver::output *output;
+    struct wl_list link;
+  };
   static type_for_resize_window_between_screens data_for_resize_window_between_screens_;
   void decorated_win_size(int &w, int &h);
   void shape_bitmap_(Fl_Image* b);
@@ -131,7 +135,7 @@ public:
 
 struct wld_window {
   Fl_Window *fl_win;
-  struct Fl_Wayland_Screen_Driver::output *output; // the display where win is mapped
+  struct wl_list outputs; // linked list of displays where part or whole of window maps
   struct wl_surface *wl_surface;
   struct fl_wld_buffer *buffer;
   struct xdg_surface *xdg_surface;
-- 
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