1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
with Interfaces.C;
with System;
use type System.Address;
package body FLTK.Widgets.Buttons.Light.Round is
procedure round_button_set_draw_hook
(W, D : in System.Address);
pragma Import (C, round_button_set_draw_hook, "round_button_set_draw_hook");
procedure fl_round_button_draw
(W : in System.Address);
pragma Import (C, fl_round_button_draw, "fl_round_button_draw");
function new_fl_round_button
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_round_button, "new_fl_round_button");
procedure free_fl_round_button
(B : in System.Address);
pragma Import (C, free_fl_round_button, "free_fl_round_button");
procedure Draw_Hook (U : in System.Address);
pragma Convention (C, Draw_Hook);
procedure Draw_Hook
(U : in System.Address)
is
package Round_Button_Convert is new
System.Address_To_Access_Conversions (Round_Button'Class);
Ada_Round_Button : access Round_Button'Class :=
Round_Button_Convert.To_Pointer (U);
begin
Ada_Round_Button.Draw;
end Draw_Hook;
procedure Draw
(This : in out Round_Button) is
begin
fl_round_button_draw (This.Void_Ptr);
end Draw;
procedure Finalize
(This : in out Round_Button) is
begin
if This in Round_Button and then
This.Void_Ptr /= System.Null_Address
then
free_fl_round_button (This.Void_Ptr);
end if;
Finalize (Light_Button (This));
end Finalize;
function Create
(X, Y, W, H : in Integer;
Text : in String)
return Round_Button is
begin
return This : Round_Button do
This.Void_Ptr := new_fl_round_button
(Interfaces.C.int (X),
Interfaces.C.int (Y),
Interfaces.C.int (W),
Interfaces.C.int (H),
Interfaces.C.To_C (Text));
fl_widget_set_user_data
(This.Void_Ptr,
Widget_Convert.To_Address (This'Unchecked_Access));
round_button_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
end return;
end Create;
end FLTK.Widgets.Buttons.Light.Round;
|
