Property definitions

gtk $ GtkWindowPosition :: defaultinit
#enum GtkWindowPosition
#Window placement can be influenced using this enumeration.
#@https://developer.gnome.org/gtk3/3.2/gtk3-Standard-Enumerations.html#GtkWindowPosition
extern class GtkWindowPosition `{GtkWindowPosition`}
	#No influence is made on placement.
	new none `{ return GTK_WIN_POS_NONE; `}

	#Windows should be placed in the center of the screen.
	new center `{ return GTK_WIN_POS_CENTER; `}

	#Windows should be placed at the current mouse position.
	new mouse `{ return GTK_WIN_POS_MOUSE; `}

	#Keep window centered as it changes size, etc.
	new center_always `{ return GTK_WIN_POS_CENTER_ALWAYS; `}

	#Center the window on its transient parent.
	new center_on_parent `{ return GTK_WIN_POS_CENTER_ON_PARENT; `}
end
lib/gtk/v3_4/gtk_enums.nit:325,1--343,3