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-rw-r--r--src/drivers/Wayland/Fl_Wayland_Screen_Driver.cxx4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/drivers/Wayland/Fl_Wayland_Screen_Driver.cxx b/src/drivers/Wayland/Fl_Wayland_Screen_Driver.cxx
index f73639598..cdeeab9ac 100644
--- a/src/drivers/Wayland/Fl_Wayland_Screen_Driver.cxx
+++ b/src/drivers/Wayland/Fl_Wayland_Screen_Driver.cxx
@@ -1566,6 +1566,10 @@ static const struct xdg_surface_listener xdg_surface_listener = {
static bool compute_full_and_maximized_areas(Fl_Wayland_Screen_Driver::output *output,
int& Wfullscreen, int& Hfullscreen,
int& Wworkarea, int& Hworkarea) {
+ if (Fl_Wayland_Screen_Driver::compositor == Fl_Wayland_Screen_Driver::unspecified) {
+ Wfullscreen = 0;
+ return false;
+ }
bool found_workarea = false;
Fl_Wayland_Screen_Driver *scr_driver = (Fl_Wayland_Screen_Driver*)Fl::screen_driver();
struct wl_surface *wl_surface = wl_compositor_create_surface(scr_driver->wl_compositor);