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-----------------------------------------------------------------------
-- GtkAda - Ada95 binding for Gtk+/Gnome --
-- --
-- Copyright (C) 2006 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 Glib.Types; use Glib.Types;
with Gtk.Cell_Renderer; use Gtk.Cell_Renderer;
with Gtk.Tree_Model; use Gtk.Tree_Model;
package body Gtk.Cell_Layout is
procedure Internal_Cell_Data_Func
(Cell_Layout : Gtk_Cell_Layout;
Cell, Model, Iter : System.Address; Data : Cell_Data_Func);
-- Internal proxu for Cell_Data_Func
type Gtk_Tree_Iter_Access is access all Gtk_Tree_Iter;
function To_Iter is new Ada.Unchecked_Conversion
(System.Address, Gtk_Tree_Iter_Access);
----------------
-- Pack_Start --
----------------
procedure Pack_Start
(Cell_Layout : Gtk_Cell_Layout;
Cell : access Gtk.Cell_Renderer.Gtk_Cell_Renderer_Record'Class;
Expand : Boolean)
is
procedure Internal
(Cell_Layout : Gtk_Cell_Layout;
Cell : System.Address;
Expand : Gboolean);
pragma Import (C, Internal, "gtk_cell_layout_pack_start");
begin
Internal (Cell_Layout, Get_Object (Cell), Boolean'Pos (Expand));
end Pack_Start;
--------------
-- Pack_End --
--------------
procedure Pack_End
(Cell_Layout : Gtk_Cell_Layout;
Cell : access Gtk.Cell_Renderer.Gtk_Cell_Renderer_Record'Class;
Expand : Boolean)
is
procedure Internal
(Cell_Layout : Gtk_Cell_Layout;
Cell : System.Address;
Expand : Gboolean);
pragma Import (C, Internal, "gtk_cell_layout_pack_end");
begin
Internal (Cell_Layout, Get_Object (Cell), Boolean'Pos (Expand));
end Pack_End;
-------------------
-- Add_Attribute --
-------------------
procedure Add_Attribute
(Cell_Layout : Gtk_Cell_Layout;
Cell : access Gtk.Cell_Renderer.Gtk_Cell_Renderer_Record'Class;
Attribute : String;
Column : Gint)
is
procedure Internal
(Cell_Layout : Gtk_Cell_Layout;
Cell : System.Address;
Attribute : String;
Column : Gint);
pragma Import (C, Internal, "gtk_cell_layout_add_attribute");
begin
Internal (Cell_Layout, Get_Object (Cell), Attribute & ASCII.NUL, Column);
end Add_Attribute;
----------------------
-- Clear_Attributes --
----------------------
procedure Clear_Attributes
(Cell_Layout : Gtk_Cell_Layout;
Cell : access Gtk.Cell_Renderer.Gtk_Cell_Renderer_Record'Class)
is
procedure Internal
(Cell_Layout : Gtk_Cell_Layout;
Cell : System.Address);
pragma Import (C, Internal, "gtk_cell_layout_clear_attributes");
begin
Internal (Cell_Layout, Get_Object (Cell));
end Clear_Attributes;
-------------
-- Reorder --
-------------
procedure Reorder
(Cell_Layout : Gtk_Cell_Layout;
Cell : access Gtk.Cell_Renderer.Gtk_Cell_Renderer_Record'Class;
Position : Gint)
is
procedure Internal
(Cell_Layout : Gtk_Cell_Layout;
Cell : System.Address;
Position : Gint);
pragma Import (C, Internal, "gtk_cell_layout_reorder");
begin
Internal (Cell_Layout, Get_Object (Cell), Position);
end Reorder;
-----------------------------
-- Internal_Cell_Data_Func --
-----------------------------
procedure Internal_Cell_Data_Func
(Cell_Layout : Gtk_Cell_Layout;
Cell, Model, Iter : System.Address; Data : Cell_Data_Func)
is
M_Stub : Gtk_Tree_Model_Record;
C_Stub : Gtk_Cell_Renderer_Record;
C : constant Gtk_Cell_Renderer :=
Gtk_Cell_Renderer (Get_User_Data_Fast (Cell, C_Stub));
M : constant Gtk_Tree_Model :=
Gtk_Tree_Model (Get_User_Data_Fast (Model, M_Stub));
I : constant Gtk_Tree_Iter_Access := To_Iter (Iter);
begin
Data (Cell_Layout, C, M, I.all);
end Internal_Cell_Data_Func;
------------------------
-- Set_Cell_Data_Func --
------------------------
procedure Set_Cell_Data_Func
(Cell_Layout : Gtk_Cell_Layout;
Cell : access Gtk.Cell_Renderer.Gtk_Cell_Renderer_Record'Class;
Func : Cell_Data_Func)
is
procedure Internal
(Cell_Layout : Gtk_Cell_Layout;
Cell_Renderer : System.Address;
Func : System.Address;
Func_Data : Cell_Data_Func;
Destroy : System.Address);
pragma Import (C, Internal, "gtk_cell_layout_set_cell_data_func");
begin
Internal
(Cell_Layout, Get_Object (Cell),
Internal_Cell_Data_Func'Address, Func, System.Null_Address);
end Set_Cell_Data_Func;
-------------------------
-- Cell_Data_Functions --
-------------------------
package body Cell_Data_Functions is
procedure Free is new Ada.Unchecked_Deallocation
(Data_Type, Data_Type_Access);
procedure Free is new Ada.Unchecked_Deallocation
(Data_Type_Record, Data_Type_Record_Access);
procedure Internal
(Cell_Layout : Gtk_Cell_Layout;
Cell_Renderer : System.Address;
Func : System.Address;
Func_Data : Data_Type_Record_Access;
Destroy : System.Address);
pragma Import (C, Internal, "gtk_cell_layout_set_cell_data_func");
----------------------------------
-- Internal_Data_Cell_Data_Func --
----------------------------------
procedure Internal_Data_Cell_Data_Func
(Cell_Layout : Gtk_Cell_Layout;
Cell, Model, Iter : System.Address;
Data : Data_Type_Record_Access)
is
C_Stub : Gtk_Cell_Renderer_Record;
M_Stub : Gtk_Tree_Model_Record;
C : constant Gtk_Cell_Renderer :=
Gtk_Cell_Renderer (Get_User_Data_Fast (Cell, C_Stub));
M : constant Gtk_Tree_Model :=
Gtk_Tree_Model (Get_User_Data_Fast (Model, M_Stub));
I : constant Gtk_Tree_Iter_Access := To_Iter (Iter);
begin
Data.Func (Cell_Layout, C, M, I.all, Data.Data.all);
end Internal_Data_Cell_Data_Func;
-----------------------------
-- Internal_Destroy_Notify --
-----------------------------
procedure Internal_Destroy_Notify (Data : Data_Type_Record_Access) is
D : Data_Type_Record_Access := Data;
begin
if D.Destroy /= null then
D.Destroy (D.Data.all);
end if;
Free (D.Data);
Free (D);
end Internal_Destroy_Notify;
------------------------
-- Set_Cell_Data_Func --
------------------------
procedure Set_Cell_Data_Func
(Cell_Layout : Gtk_Cell_Layout;
Cell : access Gtk.Cell_Renderer.Gtk_Cell_Renderer_Record'Class;
Func : Cell_Data_Func;
Data : Data_Type;
Destroy : Destroy_Notify := null)
is
begin
Internal
(Cell_Layout, Get_Object (Cell),
Internal_Data_Cell_Data_Func'Address,
new Data_Type_Record'
(Func => Func, Destroy => Destroy, Data => new Data_Type'(Data)),
Internal_Destroy_Notify'Address);
end Set_Cell_Data_Func;
end Cell_Data_Functions;
end Gtk.Cell_Layout;
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