Mercurial > hg > CbC > CbC_gcc
comparison gcc/ada/libgnat/a-ztedit.ads @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 84e7813d76e9 |
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68:561a7518be6b | 111:04ced10e8804 |
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1 ------------------------------------------------------------------------------ | |
2 -- -- | |
3 -- GNAT RUN-TIME COMPONENTS -- | |
4 -- -- | |
5 -- A D A . W I D E _ W I D E _ T E X T _ I O . E D I T I N G -- | |
6 -- -- | |
7 -- S p e c -- | |
8 -- -- | |
9 -- Copyright (C) 1992-2017, Free Software Foundation, Inc. -- | |
10 -- -- | |
11 -- This specification is derived from the Ada Reference Manual for use with -- | |
12 -- GNAT. The copyright notice above, and the license provisions that follow -- | |
13 -- apply solely to the contents of the part following the private keyword. -- | |
14 -- -- | |
15 -- GNAT is free software; you can redistribute it and/or modify it under -- | |
16 -- terms of the GNU General Public License as published by the Free Soft- -- | |
17 -- ware Foundation; either version 3, or (at your option) any later ver- -- | |
18 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- | |
19 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- | |
20 -- or FITNESS FOR A PARTICULAR PURPOSE. -- | |
21 -- -- | |
22 -- As a special exception under Section 7 of GPL version 3, you are granted -- | |
23 -- additional permissions described in the GCC Runtime Library Exception, -- | |
24 -- version 3.1, as published by the Free Software Foundation. -- | |
25 -- -- | |
26 -- You should have received a copy of the GNU General Public License and -- | |
27 -- a copy of the GCC Runtime Library Exception along with this program; -- | |
28 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- | |
29 -- <http://www.gnu.org/licenses/>. -- | |
30 -- -- | |
31 -- GNAT was originally developed by the GNAT team at New York University. -- | |
32 -- Extensive contributions were provided by Ada Core Technologies Inc. -- | |
33 -- -- | |
34 ------------------------------------------------------------------------------ | |
35 | |
36 package Ada.Wide_Wide_Text_IO.Editing is | |
37 | |
38 type Picture is private; | |
39 | |
40 function Valid | |
41 (Pic_String : String; | |
42 Blank_When_Zero : Boolean := False) return Boolean; | |
43 | |
44 function To_Picture | |
45 (Pic_String : String; | |
46 Blank_When_Zero : Boolean := False) return Picture; | |
47 | |
48 function Pic_String (Pic : Picture) return String; | |
49 function Blank_When_Zero (Pic : Picture) return Boolean; | |
50 | |
51 Max_Picture_Length : constant := 64; | |
52 | |
53 Picture_Error : exception; | |
54 | |
55 Default_Currency : constant Wide_Wide_String := "$"; | |
56 Default_Fill : constant Wide_Wide_Character := ' '; | |
57 Default_Separator : constant Wide_Wide_Character := ','; | |
58 Default_Radix_Mark : constant Wide_Wide_Character := '.'; | |
59 | |
60 generic | |
61 type Num is delta <> digits <>; | |
62 Default_Currency : Wide_Wide_String := | |
63 Wide_Wide_Text_IO.Editing.Default_Currency; | |
64 Default_Fill : Wide_Wide_Character := | |
65 Wide_Wide_Text_IO.Editing.Default_Fill; | |
66 Default_Separator : Wide_Wide_Character := | |
67 Wide_Wide_Text_IO.Editing.Default_Separator; | |
68 Default_Radix_Mark : Wide_Wide_Character := | |
69 Wide_Wide_Text_IO.Editing.Default_Radix_Mark; | |
70 | |
71 package Decimal_Output is | |
72 | |
73 function Length | |
74 (Pic : Picture; | |
75 Currency : Wide_Wide_String := Default_Currency) return Natural; | |
76 | |
77 function Valid | |
78 (Item : Num; | |
79 Pic : Picture; | |
80 Currency : Wide_Wide_String := Default_Currency) return Boolean; | |
81 | |
82 function Image | |
83 (Item : Num; | |
84 Pic : Picture; | |
85 Currency : Wide_Wide_String := Default_Currency; | |
86 Fill : Wide_Wide_Character := Default_Fill; | |
87 Separator : Wide_Wide_Character := Default_Separator; | |
88 Radix_Mark : Wide_Wide_Character := Default_Radix_Mark) | |
89 return Wide_Wide_String; | |
90 | |
91 procedure Put | |
92 (File : File_Type; | |
93 Item : Num; | |
94 Pic : Picture; | |
95 Currency : Wide_Wide_String := Default_Currency; | |
96 Fill : Wide_Wide_Character := Default_Fill; | |
97 Separator : Wide_Wide_Character := Default_Separator; | |
98 Radix_Mark : Wide_Wide_Character := Default_Radix_Mark); | |
99 | |
100 procedure Put | |
101 (Item : Num; | |
102 Pic : Picture; | |
103 Currency : Wide_Wide_String := Default_Currency; | |
104 Fill : Wide_Wide_Character := Default_Fill; | |
105 Separator : Wide_Wide_Character := Default_Separator; | |
106 Radix_Mark : Wide_Wide_Character := Default_Radix_Mark); | |
107 | |
108 procedure Put | |
109 (To : out Wide_Wide_String; | |
110 Item : Num; | |
111 Pic : Picture; | |
112 Currency : Wide_Wide_String := Default_Currency; | |
113 Fill : Wide_Wide_Character := Default_Fill; | |
114 Separator : Wide_Wide_Character := Default_Separator; | |
115 Radix_Mark : Wide_Wide_Character := Default_Radix_Mark); | |
116 | |
117 end Decimal_Output; | |
118 | |
119 private | |
120 MAX_PICSIZE : constant := 50; | |
121 MAX_MONEYSIZE : constant := 10; | |
122 Invalid_Position : constant := -1; | |
123 | |
124 subtype Pic_Index is Natural range 0 .. MAX_PICSIZE; | |
125 | |
126 type Picture_Record (Length : Pic_Index := 0) is record | |
127 Expanded : String (1 .. Length); | |
128 end record; | |
129 | |
130 type Format_Record is record | |
131 Picture : Picture_Record; | |
132 -- Read only | |
133 | |
134 Blank_When_Zero : Boolean; | |
135 -- Read/write | |
136 | |
137 Original_BWZ : Boolean; | |
138 | |
139 -- The following components get written | |
140 | |
141 Star_Fill : Boolean := False; | |
142 | |
143 Radix_Position : Integer := Invalid_Position; | |
144 | |
145 Sign_Position, | |
146 Second_Sign : Integer := Invalid_Position; | |
147 | |
148 Start_Float, | |
149 End_Float : Integer := Invalid_Position; | |
150 | |
151 Start_Currency, | |
152 End_Currency : Integer := Invalid_Position; | |
153 | |
154 Max_Leading_Digits : Integer := 0; | |
155 | |
156 Max_Trailing_Digits : Integer := 0; | |
157 | |
158 Max_Currency_Digits : Integer := 0; | |
159 | |
160 Floater : Wide_Wide_Character := '!'; | |
161 -- Initialized to illegal value | |
162 | |
163 end record; | |
164 | |
165 type Picture is record | |
166 Contents : Format_Record; | |
167 end record; | |
168 | |
169 type Number_Attributes is record | |
170 Negative : Boolean := False; | |
171 | |
172 Has_Fraction : Boolean := False; | |
173 | |
174 Start_Of_Int, | |
175 End_Of_Int, | |
176 Start_Of_Fraction, | |
177 End_Of_Fraction : Integer := Invalid_Position; -- invalid value | |
178 end record; | |
179 | |
180 function Parse_Number_String (Str : String) return Number_Attributes; | |
181 -- Assumed format is 'IMAGE or Fixed_IO.Put format (depends on no | |
182 -- trailing blanks...) | |
183 | |
184 procedure Precalculate (Pic : in out Format_Record); | |
185 -- Precalculates fields from the user supplied data | |
186 | |
187 function Format_Number | |
188 (Pic : Format_Record; | |
189 Number : String; | |
190 Currency_Symbol : Wide_Wide_String; | |
191 Fill_Character : Wide_Wide_Character; | |
192 Separator_Character : Wide_Wide_Character; | |
193 Radix_Point : Wide_Wide_Character) return Wide_Wide_String; | |
194 -- Formats number according to Pic | |
195 | |
196 function Expand (Picture : String) return String; | |
197 | |
198 end Ada.Wide_Wide_Text_IO.Editing; |