/usr/share/ada/adainclude/gtkada/gdk-visual.adb is in libgtkada16.1.0-dev 17.0.2017-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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-- GtkAda - Ada95 binding for Gtk+/Gnome --
-- --
-- Copyright (C) 1998-2000 E. Briot, J. Brobecker and A. Charlet --
-- Copyright (C) 1998-2017, AdaCore --
-- --
-- This library is free software; you can redistribute it and/or modify it --
-- under terms of the GNU General Public License as published by the Free --
-- Software Foundation; either version 3, or (at your option) any later --
-- version. This library is distributed in the hope that it will be useful, --
-- but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHAN- --
-- TABILITY or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- --
-- --
-- --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
------------------------------------------------------------------------------
with Interfaces.C.Pointers;
package body Gdk.Visual is
type Aliased_Gint_Array is array (Natural range <>) of aliased Gint;
package Gint_Ptr is new Interfaces.C.Pointers
(Index => Natural, Element => Gint, Element_Array => Aliased_Gint_Array,
Default_Terminator => 0);
type Aliased_Visual_Type_Array is array (Natural range <>)
of aliased Gdk_Visual_Type;
package Visual_Type_Ptr is new Interfaces.C.Pointers
(Index => Natural, Element => Gdk_Visual_Type,
Element_Array => Aliased_Visual_Type_Array,
Default_Terminator => Visual_Static_Gray);
--------------
-- Get_Best --
--------------
function Get_Best return Gdk_Visual is
function Internal return Gdk_Visual;
pragma Import (C, Internal, "gdk_visual_get_best");
begin
return Internal;
end Get_Best;
procedure Get_Best (Visual : out Gdk_Visual) is
begin
Visual := Get_Best;
end Get_Best;
function Get_Best (Depth : Gint) return Gdk_Visual is
function Internal (Depth : Gint) return Gdk_Visual;
pragma Import (C, Internal, "gdk_visual_get_best_with_depth");
begin
return Internal (Depth);
end Get_Best;
function Get_Best (Visual_Type : Gdk_Visual_Type) return Gdk_Visual is
function Internal (Visual_Type : Gdk_Visual_Type) return Gdk_Visual;
pragma Import (C, Internal, "gdk_visual_get_best_with_type");
begin
return Internal (Visual_Type);
end Get_Best;
function Get_Best
(Depth : Gint; Visual_Type : Gdk_Visual_Type) return Gdk_Visual
is
function Internal
(Depth : Gint; Visual_Type : Gdk_Visual_Type) return Gdk_Visual;
pragma Import (C, Internal, "gdk_visual_get_best_with_both");
begin
return Internal (Depth, Visual_Type);
end Get_Best;
------------------
-- List_Visuals --
------------------
function List_Visuals return Gdk_Visual_List.Glist is
function Internal return System.Address;
pragma Import (C, Internal, "gdk_list_visuals");
Result : Gdk_Visual_List.Glist;
begin
Gdk_Visual_List.Set_Object (Result, Internal);
return Result;
end List_Visuals;
------------------
-- Query_Depths --
------------------
function Query_Depths return Gint_Array is
procedure Internal (Depths : out Gint_Ptr.Pointer; Count : out Gint);
pragma Import (C, Internal, "gdk_query_depths");
Internal_Result : Gint_Ptr.Pointer;
Count : Gint;
begin
Internal (Internal_Result, Count);
declare
Temp : constant Aliased_Gint_Array :=
Gint_Ptr.Value (Ref => Internal_Result,
Length => Interfaces.C.ptrdiff_t (Count));
Result : Gint_Array (1 .. Temp'Length);
begin
for Index in Temp'Range loop
Result (Result'First + Index - Temp'First) := Temp (Index);
end loop;
return Result;
end;
end Query_Depths;
------------------------
-- Query_Visual_Types --
------------------------
function Query_Visual_Types return Gdk_Visual_Type_Array is
procedure Internal (Visual_Type : out Visual_Type_Ptr.Pointer;
Count : out Gint);
pragma Import (C, Internal, "gdk_query_visual_types");
Internal_Result : Visual_Type_Ptr.Pointer;
Count : Gint;
begin
Internal (Internal_Result, Count);
declare
Temp : constant Aliased_Visual_Type_Array :=
Visual_Type_Ptr.Value (Ref => Internal_Result,
Length => Interfaces.C.ptrdiff_t (Count));
Result : Gdk_Visual_Type_Array (1 .. Temp'Length);
begin
for Index in Temp'Range loop
Result (Result'First + Index - Temp'First) := Temp (Index);
end loop;
return Result;
end;
end Query_Visual_Types;
end Gdk.Visual;
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