4.18.0 (stable) 2025-03-23

Gdk:
* CairoContext: Deprecate cairo_create().
* Device: Add get/property_active_layout_index(), get/property_layout_names().
* Surface: Add translate_coordinates(), deprecate create_cairo_context().
  (Kjell Ahlstedt)

Gtk:
* Accessible: Add update_platform_state().
* HeaderBar, WindowControls: Add get/set/property_use_native_controls().
* Widget: Add get/set/property_limit_events().
  (Kjell Ahlstedt)

Documentation:
* Gtk::SignalListItemFactory: Remove errroneous links.
  (Daniel Boles)
* Gtk::AboutDialog: Update the image.
* Gtk::ConstraintLayout: Add a link to the description of GtkConstraintLayout.
* Gdk::Pixbuf, PixbufFormat, PixbufLoader: Add class descriptions.
  (Kjell Ahlstedt)

Build:
* Require gtk4 >= 4.17.5
* Meson build: Use the Python installation that Meson uses.
  See merge request glibmm!67.
  (Kjell Ahlstedt)