docs: Add gtk_window_is_fullscreen

diff --git a/docs/reference/gtk/gtk4-sections.txt b/docs/reference/gtk/gtk4-sections.txt
index 30f93aa8724d62e9d56eb2e3ad8b5cdf744d474c..d97a2ede6c9a0e2e58341c69cfc13dc5b8707b3e 100644 (file)
--- a/docs/reference/gtk/gtk4-sections.txt
+++ b/docs/reference/gtk/gtk4-sections.txt
@@ -4589,6 +4589,7 @@ gtk_window_set_destroy_with_parent
 gtk_window_set_display
 gtk_window_is_active
 gtk_window_is_maximized
+gtk_window_is_fullscreen
 gtk_window_get_toplevels
 gtk_window_list_toplevels
 gtk_window_get_focus