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
95
|
with Interfaces.C.Strings;
with System;
use type System.Address;
package body FLTK.Widgets.Inputs.File is
procedure file_input_set_draw_hook
(W, D : in System.Address);
pragma Import (C, file_input_set_draw_hook, "file_input_set_draw_hook");
procedure fl_file_input_draw
(W : in System.Address);
pragma Import (C, fl_file_input_draw, "fl_file_input_draw");
function new_fl_file_input
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_file_input, "new_fl_file_input");
procedure free_fl_file_input
(F : in System.Address);
pragma Import (C, free_fl_file_input, "free_fl_file_input");
procedure Draw_Hook (U : in System.Address);
pragma Convention (C, Draw_Hook);
procedure Draw_Hook
(U : in System.Address)
is
package File_Input_Convert is new
System.Address_To_Access_Conversions (File_Input'Class);
Ada_Input : access File_Input'Class :=
File_Input_Convert.To_Pointer (U);
begin
Ada_Input.Draw;
end Draw_Hook;
procedure Draw
(This : in out File_Input) is
begin
fl_file_input_draw (This.Void_Ptr);
end Draw;
procedure Finalize
(This : in out File_Input) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in File_Input'Class
then
free_fl_file_input (This.Void_Ptr);
This.Void_Ptr := System.Null_Address;
end if;
Finalize (Input (This));
end Finalize;
function Create
(X, Y, W, H : in Integer;
Text : in String)
return File_Input is
begin
return This : File_Input do
This.Void_Ptr := new_fl_file_input
(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));
file_input_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
end return;
end Create;
end FLTK.Widgets.Inputs.File;
|
