/usr/share/ada/adainclude/gtkada/gtk-style.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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-- --
-- Copyright (C) 1998-2000 E. Briot, J. Brobecker and A. Charlet --
-- Copyright (C) 2000-2017, 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/>. --
-- --
------------------------------------------------------------------------------
pragma Style_Checks (Off);
pragma Warnings (Off, "*is already use-visible*");
with Ada.Unchecked_Conversion;
with Glib.Type_Conversion_Hooks; use Glib.Type_Conversion_Hooks;
with Gtk.Arguments; use Gtk.Arguments;
with Gtkada.Bindings; use Gtkada.Bindings;
pragma Warnings(Off); -- might be unused
with Interfaces.C.Strings; use Interfaces.C.Strings;
pragma Warnings(On);
package body Gtk.Style is
function From_Object_Free (B : access Gtk_Border) return Gtk_Border is
Result : constant Gtk_Border := B.all;
begin
Glib.g_free (B.all'Address);
return Result;
end From_Object_Free;
package Type_Conversion_Gtk_Style is new Glib.Type_Conversion_Hooks.Hook_Registrator
(Get_Type'Access, Gtk_Style_Record);
pragma Unreferenced (Type_Conversion_Gtk_Style);
--------------------
-- Gtk_Border_New --
--------------------
function Gtk_Border_New return Gtk_Border is
function Internal return Gtk_Border;
pragma Import (C, Internal, "gtk_border_new");
Self : Gtk_Border;
begin
Self := Internal;
return Self;
end Gtk_Border_New;
-------------
-- Gtk_New --
-------------
procedure Gtk_New (Style : out Gtk_Style) is
begin
Style := new Gtk_Style_Record;
Gtk.Style.Initialize (Style);
end Gtk_New;
-------------
-- Gtk_New --
-------------
procedure Gtk_New (Self : out Gtk_Border) is
function Internal return Gtk_Border;
pragma Import (C, Internal, "gtk_border_new");
begin
Self := Internal;
end Gtk_New;
-------------------
-- Gtk_Style_New --
-------------------
function Gtk_Style_New return Gtk_Style is
Style : constant Gtk_Style := new Gtk_Style_Record;
begin
Gtk.Style.Initialize (Style);
return Style;
end Gtk_Style_New;
----------------
-- Initialize --
----------------
procedure Initialize (Style : not null access Gtk_Style_Record'Class) is
function Internal return System.Address;
pragma Import (C, Internal, "gtk_style_new");
begin
if not Style.Is_Created then
Set_Object (Style, Internal);
end if;
end Initialize;
------------------------------
-- Apply_Default_Background --
------------------------------
procedure Apply_Default_Background
(Style : not null access Gtk_Style_Record;
Cr : Cairo.Cairo_Context;
Window : Gdk.Gdk_Window;
State_Type : Gtk.Enums.Gtk_State_Type;
X : Gint;
Y : Gint;
Width : Gint;
Height : Gint)
is
procedure Internal
(Style : System.Address;
Cr : Cairo.Cairo_Context;
Window : Gdk.Gdk_Window;
State_Type : Gtk.Enums.Gtk_State_Type;
X : Gint;
Y : Gint;
Width : Gint;
Height : Gint);
pragma Import (C, Internal, "gtk_style_apply_default_background");
begin
Internal (Get_Object (Style), Cr, Window, State_Type, X, Y, Width, Height);
end Apply_Default_Background;
------------
-- Attach --
------------
function Attach
(Style : not null access Gtk_Style_Record;
Window : Gdk.Gdk_Window) return Gtk_Style
is
function Internal
(Style : System.Address;
Window : Gdk.Gdk_Window) return System.Address;
pragma Import (C, Internal, "gtk_style_attach");
Stub_Gtk_Style : Gtk_Style_Record;
begin
return Gtk.Style.Gtk_Style (Get_User_Data (Internal (Get_Object (Style), Window), Stub_Gtk_Style));
end Attach;
----------
-- Copy --
----------
function Copy (Style : not null access Gtk_Style_Record) return Gtk_Style is
function Internal (Style : System.Address) return System.Address;
pragma Import (C, Internal, "gtk_style_copy");
Stub_Gtk_Style : Gtk_Style_Record;
begin
return Gtk.Style.Gtk_Style (Get_User_Data (Internal (Get_Object (Style)), Stub_Gtk_Style));
end Copy;
------------
-- Detach --
------------
procedure Detach (Style : not null access Gtk_Style_Record) is
procedure Internal (Style : System.Address);
pragma Import (C, Internal, "gtk_style_detach");
begin
Internal (Get_Object (Style));
end Detach;
------------------------
-- Get_Style_Property --
------------------------
procedure Get_Style_Property
(Style : not null access Gtk_Style_Record;
Widget_Type : GType;
Property_Name : UTF8_String;
Value : out Glib.Values.GValue)
is
procedure Internal
(Style : System.Address;
Widget_Type : GType;
Property_Name : Interfaces.C.Strings.chars_ptr;
Value : out Glib.Values.GValue);
pragma Import (C, Internal, "gtk_style_get_style_property");
Tmp_Property_Name : Interfaces.C.Strings.chars_ptr := New_String (Property_Name);
begin
Internal (Get_Object (Style), Widget_Type, Tmp_Property_Name, Value);
Free (Tmp_Property_Name);
end Get_Style_Property;
-----------------
-- Has_Context --
-----------------
function Has_Context
(Style : not null access Gtk_Style_Record) return Boolean
is
function Internal (Style : System.Address) return Glib.Gboolean;
pragma Import (C, Internal, "gtk_style_has_context");
begin
return Internal (Get_Object (Style)) /= 0;
end Has_Context;
------------------
-- Lookup_Color --
------------------
procedure Lookup_Color
(Style : not null access Gtk_Style_Record;
Color_Name : UTF8_String;
Color : out Gdk.Color.Gdk_Color;
Found : out Boolean)
is
function Internal
(Style : System.Address;
Color_Name : Interfaces.C.Strings.chars_ptr;
Acc_Color : access Gdk.Color.Gdk_Color) return Glib.Gboolean;
pragma Import (C, Internal, "gtk_style_lookup_color");
Acc_Color : aliased Gdk.Color.Gdk_Color;
Tmp_Color_Name : Interfaces.C.Strings.chars_ptr := New_String (Color_Name);
Tmp_Return : Glib.Gboolean;
begin
Tmp_Return := Internal (Get_Object (Style), Tmp_Color_Name, Acc_Color'Access);
Free (Tmp_Color_Name);
Color := Acc_Color;
Found := Tmp_Return /= 0;
end Lookup_Color;
--------------------
-- Set_Background --
--------------------
procedure Set_Background
(Style : not null access Gtk_Style_Record;
Window : Gdk.Gdk_Window;
State_Type : Gtk.Enums.Gtk_State_Type)
is
procedure Internal
(Style : System.Address;
Window : Gdk.Gdk_Window;
State_Type : Gtk.Enums.Gtk_State_Type);
pragma Import (C, Internal, "gtk_style_set_background");
begin
Internal (Get_Object (Style), Window, State_Type);
end Set_Background;
use type System.Address;
function Cb_To_Address is new Ada.Unchecked_Conversion
(Cb_Gtk_Style_Void, System.Address);
function Address_To_Cb is new Ada.Unchecked_Conversion
(System.Address, Cb_Gtk_Style_Void);
function Cb_To_Address is new Ada.Unchecked_Conversion
(Cb_GObject_Void, System.Address);
function Address_To_Cb is new Ada.Unchecked_Conversion
(System.Address, Cb_GObject_Void);
procedure Connect
(Object : access Gtk_Style_Record'Class;
C_Name : Glib.Signal_Name;
Handler : Cb_Gtk_Style_Void;
After : Boolean);
procedure Connect_Slot
(Object : access Gtk_Style_Record'Class;
C_Name : Glib.Signal_Name;
Handler : Cb_GObject_Void;
After : Boolean;
Slot : access Glib.Object.GObject_Record'Class := null);
procedure Marsh_GObject_Void
(Closure : GClosure;
Return_Value : Glib.Values.GValue;
N_Params : Glib.Guint;
Params : Glib.Values.C_GValues;
Invocation_Hint : System.Address;
User_Data : System.Address);
pragma Convention (C, Marsh_GObject_Void);
procedure Marsh_Gtk_Style_Void
(Closure : GClosure;
Return_Value : Glib.Values.GValue;
N_Params : Glib.Guint;
Params : Glib.Values.C_GValues;
Invocation_Hint : System.Address;
User_Data : System.Address);
pragma Convention (C, Marsh_Gtk_Style_Void);
-------------
-- Connect --
-------------
procedure Connect
(Object : access Gtk_Style_Record'Class;
C_Name : Glib.Signal_Name;
Handler : Cb_Gtk_Style_Void;
After : Boolean)
is
begin
Unchecked_Do_Signal_Connect
(Object => Object,
C_Name => C_Name,
Marshaller => Marsh_Gtk_Style_Void'Access,
Handler => Cb_To_Address (Handler),-- Set in the closure
After => After);
end Connect;
------------------
-- Connect_Slot --
------------------
procedure Connect_Slot
(Object : access Gtk_Style_Record'Class;
C_Name : Glib.Signal_Name;
Handler : Cb_GObject_Void;
After : Boolean;
Slot : access Glib.Object.GObject_Record'Class := null)
is
begin
Unchecked_Do_Signal_Connect
(Object => Object,
C_Name => C_Name,
Marshaller => Marsh_GObject_Void'Access,
Handler => Cb_To_Address (Handler),-- Set in the closure
Slot_Object => Slot,
After => After);
end Connect_Slot;
------------------------
-- Marsh_GObject_Void --
------------------------
procedure Marsh_GObject_Void
(Closure : GClosure;
Return_Value : Glib.Values.GValue;
N_Params : Glib.Guint;
Params : Glib.Values.C_GValues;
Invocation_Hint : System.Address;
User_Data : System.Address)
is
pragma Unreferenced (Return_Value, N_Params, Params, Invocation_Hint, User_Data);
H : constant Cb_GObject_Void := Address_To_Cb (Get_Callback (Closure));
Obj : constant Glib.Object.GObject := Glib.Object.Convert (Get_Data (Closure));
begin
H (Obj);
exception when E : others => Process_Exception (E);
end Marsh_GObject_Void;
--------------------------
-- Marsh_Gtk_Style_Void --
--------------------------
procedure Marsh_Gtk_Style_Void
(Closure : GClosure;
Return_Value : Glib.Values.GValue;
N_Params : Glib.Guint;
Params : Glib.Values.C_GValues;
Invocation_Hint : System.Address;
User_Data : System.Address)
is
pragma Unreferenced (Return_Value, N_Params, Invocation_Hint, User_Data);
H : constant Cb_Gtk_Style_Void := Address_To_Cb (Get_Callback (Closure));
Obj : constant Gtk_Style := Gtk_Style (Unchecked_To_Object (Params, 0));
begin
H (Obj);
exception when E : others => Process_Exception (E);
end Marsh_Gtk_Style_Void;
----------------
-- On_Realize --
----------------
procedure On_Realize
(Self : not null access Gtk_Style_Record;
Call : Cb_Gtk_Style_Void;
After : Boolean := False)
is
begin
Connect (Self, "realize" & ASCII.NUL, Call, After);
end On_Realize;
----------------
-- On_Realize --
----------------
procedure On_Realize
(Self : not null access Gtk_Style_Record;
Call : Cb_GObject_Void;
Slot : not null access Glib.Object.GObject_Record'Class;
After : Boolean := False)
is
begin
Connect_Slot (Self, "realize" & ASCII.NUL, Call, After, Slot);
end On_Realize;
------------------
-- On_Unrealize --
------------------
procedure On_Unrealize
(Self : not null access Gtk_Style_Record;
Call : Cb_Gtk_Style_Void;
After : Boolean := False)
is
begin
Connect (Self, "unrealize" & ASCII.NUL, Call, After);
end On_Unrealize;
------------------
-- On_Unrealize --
------------------
procedure On_Unrealize
(Self : not null access Gtk_Style_Record;
Call : Cb_GObject_Void;
Slot : not null access Glib.Object.GObject_Record'Class;
After : Boolean := False)
is
begin
Connect_Slot (Self, "unrealize" & ASCII.NUL, Call, After, Slot);
end On_Unrealize;
end Gtk.Style;
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