[gtk/present-toplevel: 25/54] surface: implement toplevel state getter

[Matthias Clasen <matthiasc src gnome org>]

commit 2bb1021df0f804702035a3ffb2c8e57ef6f0a11a
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Feb 29 20:31:45 2020 -0500

    surface: implement toplevel state getter

 gdk/gdksurface.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
---
diff --git a/gdk/gdksurface.c b/gdk/gdksurface.c
index 105b1005b3..05eb94fd65 100644
--- a/gdk/gdksurface.c
+++ b/gdk/gdksurface.c
@@ -2060,10 +2060,21 @@ gdk_toplevel_surface_present (GdkToplevel       *toplevel,
   return TRUE;
 }
 
+static GdkSurfaceState
+gdk_toplevel_surface_get_state (GdkToplevel *toplevel)
+{
+  GdkSurface *surface = GDK_SURFACE (toplevel);
+
+  g_return_val_if_fail (surface->surface_type == GDK_SURFACE_TOPLEVEL, 0);
+
+  return surface->state;
+}
+
 static void
 gdk_surface_toplevel_init (GdkToplevelInterface *iface)
 {
   iface->present = gdk_toplevel_surface_present;
+  iface->get_state = gdk_toplevel_surface_get_state;
 }
 
 static void