/usr/share/ada/adainclude/gtkada/gtk-assistant.adb is in libgtkada2.24.1-dev 2.24.1-14.
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) 2010, AdaCore --
-- --
-- This library is free software; you can redistribute it and/or --
-- modify it under the terms of the GNU General Public --
-- License as published by the Free Software Foundation; either --
-- version 2 of the License, 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 --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- General Public License for more details. --
-- --
-- You should have received a copy of the GNU General Public --
-- License along with this library; if not, write to the --
-- Free Software Foundation, Inc., 59 Temple Place - Suite 330, --
-- Boston, MA 02111-1307, USA. --
-- --
-----------------------------------------------------------------------
with Ada.Unchecked_Conversion;
with Ada.Unchecked_Deallocation;
with Interfaces.C.Strings; use Interfaces.C.Strings;
package body Gtk.Assistant is
-----------------------
-- Add_Action_Widget --
-----------------------
procedure Add_Action_Widget
(Assistant : access Gtk_Assistant_Record;
Child : access Gtk_Widget_Record'Class)
is
procedure Internal
(Assistant : System.Address;
Child : System.Address);
pragma Import (C, Internal, "gtk_assistant_add_action_widget");
begin
Internal (Get_Object (Assistant), Get_Object (Child));
end Add_Action_Widget;
-----------------
-- Append_Page --
-----------------
function Append_Page
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class)
return Gint
is
function Internal
(Assistant : System.Address;
Page : System.Address)
return Gint;
pragma Import (C, Internal, "gtk_assistant_append_page");
begin
return Internal (Get_Object (Assistant), Get_Object (Page));
end Append_Page;
----------------------
-- Get_Current_Page --
----------------------
function Get_Current_Page
(Assistant : access Gtk_Assistant_Record)
return Gint
is
function Internal (Assistant : System.Address) return Gint;
pragma Import (C, Internal, "gtk_assistant_get_current_page");
begin
return Internal (Get_Object (Assistant));
end Get_Current_Page;
-----------------
-- Get_N_Pages --
-----------------
function Get_N_Pages
(Assistant : access Gtk_Assistant_Record) return Gint
is
function Internal (Assistant : System.Address) return Gint;
pragma Import (C, Internal, "gtk_assistant_get_n_pages");
begin
return Internal (Get_Object (Assistant));
end Get_N_Pages;
------------------
-- Get_Nth_Page --
------------------
function Get_Nth_Page
(Assistant : access Gtk_Assistant_Record;
Page_Num : Gint)
return Gtk_Widget
is
function Internal
(Assistant : System.Address;
Page_Num : Gint)
return System.Address;
pragma Import (C, Internal, "gtk_assistant_get_nth_page");
Stub : Gtk_Widget_Record;
begin
return Gtk_Widget
(Get_User_Data (Internal (Get_Object (Assistant), Page_Num), Stub));
end Get_Nth_Page;
-----------------------
-- Get_Page_Complete --
-----------------------
function Get_Page_Complete
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class)
return Boolean
is
function Internal
(Assistant : System.Address;
Page : System.Address)
return Gboolean;
pragma Import (C, Internal, "gtk_assistant_get_page_complete");
begin
return Boolean'Val
(Internal (Get_Object (Assistant), Get_Object (Page)));
end Get_Page_Complete;
---------------------------
-- Get_Page_Header_Image --
---------------------------
function Get_Page_Header_Image
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class)
return Gdk_Pixbuf
is
function Internal
(Assistant : System.Address;
Page : System.Address) return System.Address;
pragma Import (C, Internal, "gtk_assistant_get_page_header_image");
Stub : Gdk_Pixbuf_Record;
begin
return Gdk_Pixbuf (Get_User_Data
(Internal (Get_Object (Assistant), Get_Object (Page)), Stub));
end Get_Page_Header_Image;
-------------------------
-- Get_Page_Side_Image --
-------------------------
function Get_Page_Side_Image
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class)
return Gdk_Pixbuf
is
function Internal
(Assistant : System.Address;
Page : System.Address) return System.Address;
pragma Import (C, Internal, "gtk_assistant_get_page_side_image");
Stub : Gdk_Pixbuf_Record;
begin
return Gdk_Pixbuf (Get_User_Data
(Internal (Get_Object (Assistant), Get_Object (Page)), Stub));
end Get_Page_Side_Image;
--------------------
-- Get_Page_Title --
--------------------
function Get_Page_Title
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class)
return String
is
function Internal
(Assistant : System.Address;
Page : System.Address)
return Interfaces.C.Strings.chars_ptr;
pragma Import (C, Internal, "gtk_assistant_get_page_title");
begin
return Value (Internal (Get_Object (Assistant), Get_Object (Page)));
end Get_Page_Title;
-------------------
-- Get_Page_Type --
-------------------
function Get_Page_Type
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class)
return Gtk_Assistant_Page_Type
is
function Internal
(Assistant : System.Address;
Page : System.Address)
return Gtk_Assistant_Page_Type;
pragma Import (C, Internal, "gtk_assistant_get_page_type");
begin
return Internal (Get_Object (Assistant), Get_Object (Page));
end Get_Page_Type;
-----------------
-- Insert_Page --
-----------------
function Insert_Page
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class;
Position : Gint)
return Gint
is
function Internal
(Assistant : System.Address;
Page : System.Address;
Position : Gint)
return Gint;
pragma Import (C, Internal, "gtk_assistant_insert_page");
begin
return Internal (Get_Object (Assistant), Get_Object (Page), Position);
end Insert_Page;
-------------
-- Gtk_New --
-------------
procedure Gtk_New (Widget : out Gtk_Assistant) is
begin
Widget := new Gtk_Assistant_Record;
Gtk.Assistant.Initialize (Widget);
end Gtk_New;
----------------
-- Initialize --
----------------
procedure Initialize (Widget : access Gtk_Assistant_Record'Class) is
function Internal return System.Address;
pragma Import (C, Internal, "gtk_assistant_new");
begin
Set_Object (Widget, Internal);
end Initialize;
------------------
-- Prepend_Page --
------------------
function Prepend_Page
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class)
return Gint
is
function Internal
(Assistant : System.Address;
Page : System.Address)
return Gint;
pragma Import (C, Internal, "gtk_assistant_prepend_page");
begin
return Internal (Get_Object (Assistant), Get_Object (Page));
end Prepend_Page;
--------------------------
-- Remove_Action_Widget --
--------------------------
procedure Remove_Action_Widget
(Assistant : access Gtk_Assistant_Record;
Child : access Gtk_Widget_Record'Class)
is
procedure Internal
(Assistant : System.Address;
Child : System.Address);
pragma Import (C, Internal, "gtk_assistant_remove_action_widget");
begin
Internal (Get_Object (Assistant), Get_Object (Child));
end Remove_Action_Widget;
----------------------
-- Set_Current_Page --
----------------------
procedure Set_Current_Page
(Assistant : access Gtk_Assistant_Record;
Page_Num : Gint)
is
procedure Internal
(Assistant : System.Address;
Page_Num : Gint);
pragma Import (C, Internal, "gtk_assistant_set_current_page");
begin
Internal (Get_Object (Assistant), Page_Num);
end Set_Current_Page;
---------------------------------
-- Generic_Assistant_Functions --
---------------------------------
package body Generic_Assistant_Functions is
type Data_Type_Access is access Data_Type;
type Cb_Record is record
Func : Page_Func;
Notify : Destroy_Notify;
User_Data : Data_Type_Access;
end record;
type Cb_Record_Access is access Cb_Record;
function Convert is new Ada.Unchecked_Conversion
(System.Address, Cb_Record_Access);
function Convert is new Ada.Unchecked_Conversion
(Cb_Record_Access, System.Address);
function General_Cb
(Current_Page : Gint; D : System.Address)
return Gint;
pragma Convention (C, General_Cb);
procedure Free_Data (D : System.Address);
pragma Convention (C, Free_Data);
-- Callback used to free data associated with Set_Forward_Page_Func
----------------
-- General_Cb --
----------------
function General_Cb
(Current_Page : Gint; D : System.Address)
return Gint
is
Data : constant Cb_Record_Access := Convert (D);
begin
return Data.Func (Current_Page, Data.User_Data.all);
end General_Cb;
---------------
-- Free_Data --
---------------
procedure Free_Data (D : System.Address) is
procedure Free is new Ada.Unchecked_Deallocation
(Cb_Record, Cb_Record_Access);
procedure Free is new Ada.Unchecked_Deallocation
(Data_Type, Data_Type_Access);
Data : Cb_Record_Access := Convert (D);
begin
if Data.Notify /= null then
Data.Notify (Data.User_Data.all);
end if;
Free (Data.User_Data);
Free (Data);
end Free_Data;
---------------------------
-- Set_Forward_Page_Func --
---------------------------
procedure Set_Forward_Page_Func
(Assistant : Gtk_Assistant;
Func : Page_Func;
User_Data : Data_Type;
Destroy : Destroy_Notify := null)
is
procedure Internal
(Assistant : System.Address;
Page_Func : System.Address;
Data : System.Address;
Destroy : System.Address);
pragma Import (C, Internal, "gtk_assistant_set_forward_page_func");
D : constant Cb_Record_Access := new Cb_Record'
(Func => Func,
Notify => Destroy,
User_Data => new Data_Type'(User_Data));
begin
Internal
(Get_Object (Assistant),
General_Cb'Address,
Convert (D),
Free_Data'Address);
end Set_Forward_Page_Func;
end Generic_Assistant_Functions;
-----------------------
-- Set_Page_Complete --
-----------------------
procedure Set_Page_Complete
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class;
Complete : Boolean)
is
procedure Internal
(Assistant : System.Address;
Page : System.Address;
Complete : Gboolean);
pragma Import (C, Internal, "gtk_assistant_set_page_complete");
begin
Internal
(Get_Object (Assistant),
Get_Object (Page),
Boolean'Pos (Complete));
end Set_Page_Complete;
---------------------------
-- Set_Page_Header_Image --
---------------------------
procedure Set_Page_Header_Image
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class;
Pixbuf : Gdk_Pixbuf)
is
procedure Internal
(Assistant : System.Address;
Page : System.Address;
Pixbuf : System.Address);
pragma Import (C, Internal, "gtk_assistant_set_page_header_image");
begin
Internal
(Get_Object (Assistant),
Get_Object (Page),
Get_Object (Pixbuf));
end Set_Page_Header_Image;
-------------------------
-- Set_Page_Side_Image --
-------------------------
procedure Set_Page_Side_Image
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class;
Pixbuf : Gdk_Pixbuf)
is
procedure Internal
(Assistant : System.Address;
Page : System.Address;
Pixbuf : System.Address);
pragma Import (C, Internal, "gtk_assistant_set_page_side_image");
begin
Internal
(Get_Object (Assistant),
Get_Object (Page),
Get_Object (Pixbuf));
end Set_Page_Side_Image;
--------------------
-- Set_Page_Title --
--------------------
procedure Set_Page_Title
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class;
Title : String)
is
procedure Internal
(Assistant : System.Address;
Page : System.Address;
Title : String);
pragma Import (C, Internal, "gtk_assistant_set_page_title");
begin
Internal (Get_Object (Assistant), Get_Object (Page), Title & ASCII.NUL);
end Set_Page_Title;
-------------------
-- Set_Page_Type --
-------------------
procedure Set_Page_Type
(Assistant : access Gtk_Assistant_Record;
Page : access Gtk_Widget_Record'Class;
Page_Type : Gtk_Assistant_Page_Type)
is
procedure Internal
(Assistant : System.Address;
Page : System.Address;
Page_Type : Gtk_Assistant_Page_Type);
pragma Import (C, Internal, "gtk_assistant_set_page_type");
begin
Internal (Get_Object (Assistant), Get_Object (Page), Page_Type);
end Set_Page_Type;
--------------------------
-- Update_Buttons_State --
--------------------------
procedure Update_Buttons_State (Assistant : access Gtk_Assistant_Record) is
procedure Internal (Assistant : System.Address);
pragma Import (C, Internal, "gtk_assistant_update_buttons_state");
begin
Internal (Get_Object (Assistant));
end Update_Buttons_State;
end Gtk.Assistant;
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