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with FLTK.Enums; use FLTK.Enums;
with FLTK.Images;
limited with FLTK.Widgets.Groups;
private with System;
private with System.Address_To_Access_Conversions;
private with Ada.Unchecked_Conversion;
package FLTK.Widgets is
type Widget is abstract new Wrapper with private;
type Widget_Callback is access procedure
(Item : in out Widget'Class);
type Font_Size is new Natural;
Normal_Size : constant Font_Size := 14;
type Color is new Natural;
function Create
(X, Y, W, H : in Integer;
Text : in String)
return Widget is abstract;
function Parent
(This : in Widget)
return access FLTK.Widgets.Groups.Group'Class;
function Get_Box
(This : in Widget)
return Box_Kind;
procedure Set_Box
(This : in out Widget;
Box : in Box_Kind);
function Get_Label
(This : in out Widget)
return String;
procedure Set_Label
(This : in out Widget;
Text : in String);
function Get_Label_Font
(This : in Widget)
return Font_Kind;
procedure Set_Label_Font
(This : in out Widget;
Font : in Font_Kind);
function Get_Label_Size
(This : in Widget)
return Font_Size;
procedure Set_Label_Size
(This : in out Widget;
Size : in Font_Size);
function Get_Label_Type
(This : in Widget)
return Label_Kind;
procedure Set_Label_Type
(This : in out Widget;
Label : in Label_Kind);
procedure Set_Callback
(This : in out Widget;
Func : in Widget_Callback);
function Get_X
(This : in Widget)
return Integer;
function Get_Y
(This : in Widget)
return Integer;
function Get_W
(This : in Widget)
return Integer;
function Get_H
(This : in Widget)
return Integer;
procedure Resize
(This : in out Widget;
W, H : in Integer);
procedure Reposition
(This : in out Widget;
X, Y : in Integer);
function Get_Image
(This : in Widget)
return access FLTK.Images.Image'Class;
procedure Set_Image
(This : in out Widget;
Pic : in out FLTK.Images.Image'Class);
private
type Widget is abstract new Wrapper with
record
Callback : Widget_Callback;
Current_Image : access FLTK.Images.Image'Class;
end record;
package Widget_Convert is new System.Address_To_Access_Conversions (Widget'Class);
-- package Callback_Convert is new System.Address_To_Access_Conversions (Widget_Callback);
package Callback_Convert is
function To_Pointer is new Ada.Unchecked_Conversion (System.Address, Widget_Callback);
function To_Address is new Ada.Unchecked_Conversion (Widget_Callback, System.Address);
end Callback_Convert;
function fl_widget_get_user_data
(W : in System.Address)
return System.Address;
pragma Import (C, fl_widget_get_user_data, "fl_widget_get_user_data");
procedure fl_widget_set_user_data
(W, D : in System.Address);
pragma Import (C, fl_widget_set_user_data, "fl_widget_set_user_data");
end FLTK.Widgets;
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