ncurses 6.2 - patch 20200222
[ncurses.git] / doc / html / ada / terminal_interface-curses-forms-field_types__ads.htm
index b0388f1d1767ec3113c8c2e2def8c2f28654897f..470231ee9dc491bc97a870dc7c64cac0a66c0f29 100644 (file)
-<HTML><HEAD><TITLE>terminal_interface-curses-forms-field_types.ads</TITLE></HEAD>
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
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+<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
+<style type="text/css">
+*.comment {
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-<HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-forms-field_types.ads </H1></DIV><HR>
+<HR><DIV style="text-align:center"><H1> File : terminal_interface-curses-forms-field_types.ads </H1></DIV><HR>
 <PRE>
-
-<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
-<FONT COLOR=green><EM>--                                                                          --</EM></FONT>
-<FONT COLOR=green><EM>--                           <A HREF="http://www.gnat.com">GNAT</A> ncurses Binding                           --</EM></FONT>
-<FONT COLOR=green><EM>--                                                                          --</EM></FONT>
-<FONT COLOR=green><EM>--                 Terminal_Interface.Curses.Forms.Field_Types              --</EM></FONT>
-<FONT COLOR=green><EM>--                                                                          --</EM></FONT>
-<FONT COLOR=green><EM>--                                 S P E C                                  --</EM></FONT>
-<FONT COLOR=green><EM>--                                                                          --</EM></FONT>
-<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
-<FONT COLOR=green><EM>-- Copyright (c) 1998 Free Software Foundation, Inc.                        --</EM></FONT>
-<FONT COLOR=green><EM>--                                                                          --</EM></FONT>
-<FONT COLOR=green><EM>-- Permission is hereby granted, free of charge, to any person obtaining a  --</EM></FONT>
-<FONT COLOR=green><EM>-- copy of this software and associated documentation files (the            --</EM></FONT>
-<FONT COLOR=green><EM>-- "Software"), to deal in the Software without restriction, including      --</EM></FONT>
-<FONT COLOR=green><EM>-- without limitation the rights to use, copy, modify, merge, publish,      --</EM></FONT>
-<FONT COLOR=green><EM>-- distribute, distribute with modifications, sublicense, and/or sell       --</EM></FONT>
-<FONT COLOR=green><EM>-- copies of the Software, and to permit persons to whom the Software is    --</EM></FONT>
-<FONT COLOR=green><EM>-- furnished to do so, subject to the following conditions:                 --</EM></FONT>
-<FONT COLOR=green><EM>--                                                                          --</EM></FONT>
-<FONT COLOR=green><EM>-- The above copyright notice and this permission notice shall be included  --</EM></FONT>
-<FONT COLOR=green><EM>-- in all copies or substantial portions of the Software.                   --</EM></FONT>
-<FONT COLOR=green><EM>--                                                                          --</EM></FONT>
-<FONT COLOR=green><EM>-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  --</EM></FONT>
-<FONT COLOR=green><EM>-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               --</EM></FONT>
-<FONT COLOR=green><EM>-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   --</EM></FONT>
-<FONT COLOR=green><EM>-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   --</EM></FONT>
-<FONT COLOR=green><EM>-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    --</EM></FONT>
-<FONT COLOR=green><EM>-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    --</EM></FONT>
-<FONT COLOR=green><EM>-- THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               --</EM></FONT>
-<FONT COLOR=green><EM>--                                                                          --</EM></FONT>
-<FONT COLOR=green><EM>-- Except as contained in this notice, the name(s) of the above copyright   --</EM></FONT>
-<FONT COLOR=green><EM>-- holders shall not be used in advertising or otherwise to promote the     --</EM></FONT>
-<FONT COLOR=green><EM>-- sale, use or other dealings in this Software without prior written       --</EM></FONT>
-<FONT COLOR=green><EM>-- authorization.                                                           --</EM></FONT>
-<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
-<FONT COLOR=green><EM>--  Author:  Juergen Pfeifer, 1996</EM></FONT>
-<FONT COLOR=green><EM>--  Version Control:</EM></FONT>
-<FONT COLOR=green><EM>--  @Revision: 1.14 @</EM></FONT>
-<FONT COLOR=green><EM>--  Binding Version 01.00</EM></FONT>
-<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
-<b>with</b> Interfaces.C;
-
-<b>package</b> Terminal_Interface.Curses.Forms.Field_Types <b>is</b>
-   <b>pragma</b> Preelaborate (Terminal_Interface.Curses.Forms.Field_Types);
-   <b>use</b> <b>type</b><FONT COLOR=red><A NAME="46_12"> </A></FONT>Interfaces.C.int;
-   <b>subtype</b> C_Int <b>is</b> Interfaces.C.int;
-
-   <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
-   <FONT COLOR=green><EM>--  | Man page <A HREF="../man/form_fieldtype.3x.html">form_fieldtype.3x</A></EM></FONT>
-   <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
-
-   <b>type</b> Field_Type <b>is</b> <b>abstract</b> <b>tagged</b> <b>null</b> <b>record</b>;
-   <FONT COLOR=green><EM>--  Abstract base type for all field types. A concrete field type</EM></FONT>
-   <FONT COLOR=green><EM>--  is an extension that adds some data elements describing formats or</EM></FONT>
-   <FONT COLOR=green><EM>--  boundary values for the type and validation routines.</EM></FONT>
-   <FONT COLOR=green><EM>--  For the builtin low-level fieldtypes, the validation routines are</EM></FONT>
-   <FONT COLOR=green><EM>--  already defined by the low-level C library.</EM></FONT>
-   <FONT COLOR=green><EM>--  The builtin types like Alpha or AlphaNumeric etc. are defined in</EM></FONT>
-   <FONT COLOR=green><EM>--  child packages of this package. You may use one of them as example</EM></FONT>
-   <FONT COLOR=green><EM>--  how to create you own child packages for low-level field types that</EM></FONT>
-   <FONT COLOR=green><EM>--  you may have already written in C.</EM></FONT>
-
-   <b>type</b> Field_Type_Access <b>is</b> <b>access</b> <b>all</b> Field_Type'Class;
-
-   <FONT COLOR=green><EM>--  #1A NAME="AFU_1"#2|</EM></FONT>
-   <b>procedure</b> Set_Field_Type (<FONT COLOR=red><A NAME="67_30">Fld</A></FONT>      : <b>in</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#52_9">Field</A>;
-                             Fld_Type : <b>in</b> Field_Type) <b>is</b> <b>abstract</b>;
-   <FONT COLOR=green><EM>--  AKA: <A HREF="../man/form_fieldtype.3x.html">set_field_type()</A></EM></FONT>
-   <FONT COLOR=green><EM>--  But: we hide the vararg mechanism of the C interface. You always</EM></FONT>
-   <FONT COLOR=green><EM>--       have to pass a single Field_Type parameter.</EM></FONT>
-
-   <FONT COLOR=green><EM>--  ---------------------------------------------------------------------</EM></FONT>
-
-   <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
-   <FONT COLOR=green><EM>--  | Man page <A HREF="../man/form_field_validation.3x.html">form_field_validation.3x</A></EM></FONT>
-   <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
-
-   <FONT COLOR=green><EM>--  #1A NAME="AFU_2"#2|</EM></FONT>
-   <b>function</b> Get_Type (Fld : <b>in</b> Field) <b>return</b> Field_Type_Access;
-   <FONT COLOR=green><EM>--  AKA: <A HREF="../man/form_field_validation.3x.html">field_type()</A></EM></FONT>
-   <FONT COLOR=green><EM>--  AKA: field_arg()</EM></FONT>
-   <FONT COLOR=green><EM>--  In Ada95 we can combine these. If you try to retrieve the field type</EM></FONT>
-   <FONT COLOR=green><EM>--  that is not defined as extension of the abstract tagged type above,</EM></FONT>
-   <FONT COLOR=green><EM>--  you will raise a Form_Exception.</EM></FONT>
-   <FONT COLOR=green><EM>--  This is not inlined</EM></FONT>
-
-   <FONT COLOR=green><EM>--  +----------------------------------------------------------------------</EM></FONT>
-   <FONT COLOR=green><EM>--  | Private Part.</EM></FONT>
-   <FONT COLOR=green><EM>--  | Most of this is used by the implementations of the child packages.</EM></FONT>
-   <FONT COLOR=green><EM>--  |</EM></FONT>
+<span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
+<span class="comment"><EM>--                                                                          --</EM></span>
+<span class="comment"><EM>--                           <A HREF="http://www.gnat.com">GNAT</A> ncurses Binding                           --</EM></span>
+<span class="comment"><EM>--                                                                          --</EM></span>
+<span class="comment"><EM>--                 Terminal_Interface.Curses.Forms.Field_Types              --</EM></span>
+<span class="comment"><EM>--                                                                          --</EM></span>
+<span class="comment"><EM>--                                 S P E C                                  --</EM></span>
+<span class="comment"><EM>--                                                                          --</EM></span>
+<span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
+<span class="comment"><EM>-- Copyright 2018,2020 Thomas E. Dickey                                     --</EM></span>
+<span class="comment"><EM>-- Copyright 1998-2011,2014 Free Software Foundation, Inc.                  --</EM></span>
+<span class="comment"><EM>--                                                                          --</EM></span>
+<span class="comment"><EM>-- Permission is hereby granted, free of charge, to any person obtaining a  --</EM></span>
+<span class="comment"><EM>-- copy of this software and associated documentation files (the            --</EM></span>
+<span class="comment"><EM>-- "Software"), to deal in the Software without restriction, including      --</EM></span>
+<span class="comment"><EM>-- without limitation the rights to use, copy, modify, merge, publish,      --</EM></span>
+<span class="comment"><EM>-- distribute, distribute with modifications, sublicense, and/or sell       --</EM></span>
+<span class="comment"><EM>-- copies of the Software, and to permit persons to whom the Software is    --</EM></span>
+<span class="comment"><EM>-- furnished to do so, subject to the following conditions:                 --</EM></span>
+<span class="comment"><EM>--                                                                          --</EM></span>
+<span class="comment"><EM>-- The above copyright notice and this permission notice shall be included  --</EM></span>
+<span class="comment"><EM>-- in all copies or substantial portions of the Software.                   --</EM></span>
+<span class="comment"><EM>--                                                                          --</EM></span>
+<span class="comment"><EM>-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  --</EM></span>
+<span class="comment"><EM>-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               --</EM></span>
+<span class="comment"><EM>-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   --</EM></span>
+<span class="comment"><EM>-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   --</EM></span>
+<span class="comment"><EM>-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    --</EM></span>
+<span class="comment"><EM>-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    --</EM></span>
+<span class="comment"><EM>-- THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               --</EM></span>
+<span class="comment"><EM>--                                                                          --</EM></span>
+<span class="comment"><EM>-- Except as contained in this notice, the name(s) of the above copyright   --</EM></span>
+<span class="comment"><EM>-- holders shall not be used in advertising or otherwise to promote the     --</EM></span>
+<span class="comment"><EM>-- sale, use or other dealings in this Software without prior written       --</EM></span>
+<span class="comment"><EM>-- authorization.                                                           --</EM></span>
+<span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
+<span class="comment"><EM>--  Author:  Juergen Pfeifer, 1996</EM></span>
+<span class="comment"><EM>--  Version Control:</EM></span>
+<span class="comment"><EM>--  @Revision: 1.21 @</EM></span>
+<span class="comment"><EM>--  Binding Version 01.00</EM></span>
+<span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
+<b>with</b> <A HREF="interfac__ads.htm#ref_38_9">Interfaces</A>.C;
+<b>with</b> <A HREF="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_48_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_46_35">Aux</A>;
+
+<b>package</b> <A HREF="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_48_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#ref_46_35">Forms</A>.<span class="symbol"><A NAME="ref_45_41" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_52_46">Field_Types</A></span> <b>is</b>
+   <b>pragma</b> Preelaborate (<A HREF="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_48_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#ref_46_35">Forms</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_45_41">Field_Types</A>);
+   <b>subtype</b> <span class="symbol"><A NAME="ref_47_12">C_Int</A></span> <b>is</b> <A HREF="interfac__ads.htm#ref_38_9">Interfaces</A>.C.int;
+
+   <span class="comment"><EM>--  |=====================================================================</EM></span>
+   <span class="comment"><EM>--  | Man page <A HREF="../man/form_fieldtype.3x.html">form_fieldtype.3x</A></EM></span>
+   <span class="comment"><EM>--  |=====================================================================</EM></span>
+
+   <b>type</b> <span class="symbol"><A NAME="ref_53_9">Field_Type</A></span> <b>is</b> <b>abstract</b> <b>tagged</b> <b>null</b> <b>record</b>;
+   <span class="comment"><EM>--  Abstract base type for all field types. A concrete field type</EM></span>
+   <span class="comment"><EM>--  is an extension that adds some data elements describing formats or</EM></span>
+   <span class="comment"><EM>--  boundary values for the type and validation routines.</EM></span>
+   <span class="comment"><EM>--  For the builtin low-level fieldtypes, the validation routines are</EM></span>
+   <span class="comment"><EM>--  already defined by the low-level C library.</EM></span>
+   <span class="comment"><EM>--  The builtin types like Alpha or AlphaNumeric etc. are defined in</EM></span>
+   <span class="comment"><EM>--  child packages of this package. You may use one of them as example</EM></span>
+   <span class="comment"><EM>--  how to create you own child packages for low-level field types that</EM></span>
+   <span class="comment"><EM>--  you may have already written in C.</EM></span>
+
+   <b>type</b> <span class="symbol"><A NAME="ref_64_9">Field_Type_Access</A></span> <b>is</b> <b>access</b> <b>all</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_53_9">Field_Type</A>'Class;
+
+   <span class="comment"><EM>--  <A NAME="AFU_1">|</A></EM></span>
+   <b>procedure</b> <span class="symbol"><A NAME="ref_67_14">Set_Field_Type</A></span> (<span class="symbol"><A NAME="ref_67_30" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_67_14">Fld</A></span>      : <A HREF="terminal_interface-curses-forms__ads.htm#ref_52_9">Field</A>;
+                             <span class="symbol"><A NAME="ref_68_30" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_67_14">Fld_Type</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_53_9">Field_Type</A>) <b>is</b> <b>abstract</b>;
+   <span class="comment"><EM>--  AKA: <A HREF="../man/form_fieldtype.3x.html">set_field_type()</A></EM></span>
+   <span class="comment"><EM>--  But: we hide the vararg mechanism of the C interface. You always</EM></span>
+   <span class="comment"><EM>--       have to pass a single Field_Type parameter.</EM></span>
+
+   <span class="comment"><EM>--  ---------------------------------------------------------------------</EM></span>
+
+   <span class="comment"><EM>--  |=====================================================================</EM></span>
+   <span class="comment"><EM>--  | Man page <A HREF="../man/form_field_validation.3x.html">form_field_validation.3x</A></EM></span>
+   <span class="comment"><EM>--  |=====================================================================</EM></span>
+
+   <span class="comment"><EM>--  <A NAME="AFU_2">|</A></EM></span>
+   <b>function</b> <span class="symbol"><A NAME="ref_80_13" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_71_13">Get_Type</A></span> (<span class="symbol"><A NAME="ref_80_23" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_71_23">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_52_9">Field</A>) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_64_9">Field_Type_Access</A>;
+   <span class="comment"><EM>--  AKA: <A HREF="../man/form_field_validation.3x.html">field_type()</A></EM></span>
+   <span class="comment"><EM>--  AKA: field_arg()</EM></span>
+   <span class="comment"><EM>--  In Ada95 we can combine these. If you try to retrieve the field type</EM></span>
+   <span class="comment"><EM>--  that is not defined as extension of the abstract tagged type above,</EM></span>
+   <span class="comment"><EM>--  you will raise a Form_Exception.</EM></span>
+   <span class="comment"><EM>--  This is not inlined</EM></span>
+
+   <span class="comment"><EM>--  +----------------------------------------------------------------------</EM></span>
+   <span class="comment"><EM>--  | Private Part.</EM></span>
+   <span class="comment"><EM>--  | Most of this is used by the implementations of the child packages.</EM></span>
+   <span class="comment"><EM>--  |</EM></span>
 <b>private</b>
-   <b>type</b> Makearg_Function <b>is</b> <b>access</b>
-     <b>function</b> (Args : System.Address) <b>return</b> System.Address;
-   <b>pragma</b> Convention (C, Makearg_Function);
-
-   <b>type</b> Copyarg_Function <b>is</b> <b>access</b>
-     <b>function</b> (Usr : System.Address) <b>return</b> System.Address;
-   <b>pragma</b> Convention (C, Copyarg_Function);
-
-   <b>type</b> Freearg_Function <b>is</b> <b>access</b>
-     <b>procedure</b> (Usr : System.Address);
-   <b>pragma</b> Convention (C, Freearg_Function);
-
-   <b>type</b> Field_Check_Function<FONT COLOR=red><A NAME="105_29"> </A></FONT><b>is</b> <b>access</b>
-     <b>function</b> (Fld : Field; Usr : System.Address) <b>return</b> C_Int;
-   <b>pragma</b> Convention (C, Field_Check_Function);
-
-   <b>type</b> Char_Check_Function<FONT COLOR=red><A NAME="109_28"> </A></FONT><b>is</b> <b>access</b>
-     <b>function</b> (Ch : C_Int<A HREF="terminal_interface-curses-forms-field_types__ads.htm#108_9">;</A> Usr : System.Address) <b>return</b> C_Int;
-   <b>pragma</b> Convention (C, Char_Check_Function);
-
-   <b>type</b> Choice_Function <b>is</b> <b>access</b>
-     <b>function</b> (Fld : Field; Usr : System.Address) <b>return</b> C_Int;
-   <b>pragma</b> Convention (C, Choice_Function);
-
-   <FONT COLOR=green><EM>--  +----------------------------------------------------------------------</EM></FONT>
-   <FONT COLOR=green><EM>--  | This must be in sync with the FIELDTYPE structure in form.h</EM></FONT>
-   <FONT COLOR=green><EM>--  |</EM></FONT>
-   <b>type</b> Low_Level_Field_Type <b>is</b>
+   <b>type</b> <span class="symbol"><A NAME="ref_93_9" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_45_41">Makearg_Function</A></span> <b>is</b> <b>access</b>
+     <b>function</b> (<span class="symbol"><A NAME="ref_94_16" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_93_9">Args</A></span> : System.Address) <b>return</b> System.Address;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_93_9">Makearg_Function</A>);
+
+   <b>type</b> <span class="symbol"><A NAME="ref_97_9">Copyarg_Function</A></span> <b>is</b> <b>access</b>
+     <b>function</b> (<span class="symbol"><A NAME="ref_98_16" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_97_9">Usr</A></span> : System.Address) <b>return</b> System.Address;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_97_9">Copyarg_Function</A>);
+
+   <b>type</b> <span class="symbol"><A NAME="ref_101_9">Freearg_Function</A></span> <b>is</b> <b>access</b>
+     <b>procedure</b> (<span class="symbol"><A NAME="ref_102_17" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_101_9">Usr</A></span> : System.Address);
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_101_9">Freearg_Function</A>);
+
+   <b>type</b> <span class="symbol"><A NAME="ref_105_9">Field_Check_Function</A></span> <b>is</b> <b>access</b>
+     <b>function</b> (<span class="symbol"><A NAME="ref_106_16" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_105_9">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_52_9">Field</A>; <span class="symbol"><A NAME="ref_106_29" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_105_9">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2099_9">Curses_Bool</A>;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_105_9">Field_Check_Function</A>);
+
+   <b>type</b> <span class="symbol"><A NAME="ref_109_9">Char_Check_Function</A></span> <b>is</b> <b>access</b>
+     <b>function</b> (<span class="symbol"><A NAME="ref_110_16" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_109_9">Ch</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_47_12">C_Int</A>; <span class="symbol"><A NAME="ref_110_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_109_9">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2099_9">Curses_Bool</A>;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_109_9">Char_Check_Function</A>);
+
+   <b>type</b> <span class="symbol"><A NAME="ref_113_9">Choice_Function</A></span> <b>is</b> <b>access</b>
+     <b>function</b> (<span class="symbol"><A NAME="ref_114_16" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_113_9">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_52_9">Field</A>; <span class="symbol"><A NAME="ref_114_29" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_113_9">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2099_9">Curses_Bool</A>;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_113_9">Choice_Function</A>);
+
+   <span class="comment"><EM>--  +----------------------------------------------------------------------</EM></span>
+   <span class="comment"><EM>--  | This must be in sync with the FIELDTYPE structure in form.h</EM></span>
+   <span class="comment"><EM>--  |</EM></span>
+   <b>type</b> <span class="symbol"><A NAME="ref_120_9">Low_Level_Field_Type</A></span> <b>is</b>
       <b>record</b>
-         <FONT COLOR=red><A NAME="122_10">Status</A></FONT> :              <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.short;
-         <FONT COLOR=red><A NAME="123_10">Ref_Count</A></FONT> :           Interfaces.C.long;
-         <FONT COLOR=red><A NAME="124_10">Left</A></FONT>, Right :         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#92_9">System</A>.Address;
-         <FONT COLOR=red><A NAME="125_10">Makearg</A></FONT> :             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#96_9">Makearg_Function</A>;
-         <FONT COLOR=red><A NAME="126_10">Copyarg</A></FONT> :             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#100_9">Copyarg_Function</A>;
-         <FONT COLOR=red><A NAME="127_10">Freearg</A></FONT> :             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#104_9">Freearg_Function</A>;
-         <FONT COLOR=red><A NAME="128_10">Fcheck</A></FONT> :              <A HREF="terminal_interface-curses-forms-field_types__ads.htm#108_9">Field_Check_Function</A>;
-         <FONT COLOR=red><A NAME="129_10">Ccheck</A></FONT><FONT COLOR=red><A NAME="129_16"> </A></FONT>:              <A HREF="terminal_interface-curses-forms-field_types__ads.htm#112_9">Char_Check_Function</A>;
-         Next, Prev :          Choice_Function;
+         <span class="symbol"><A NAME="ref_122_10">Status</A></span> :              <A HREF="interfac__ads.htm#ref_38_9">Interfaces</A>.C.unsigned_short;
+         <span class="symbol"><A NAME="ref_123_10">Ref_Count</A></span> :           <A HREF="interfac__ads.htm#ref_38_9">Interfaces</A>.C.long;
+         <span class="symbol"><A NAME="ref_124_10">Left</A></span>, <span class="symbol"><A NAME="ref_124_16">Right</A></span> :         System.Address;
+         <span class="symbol"><A NAME="ref_125_10">Makearg</A></span> :             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_93_9">Makearg_Function</A>;
+         <span class="symbol"><A NAME="ref_126_10">Copyarg</A></span> :             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_97_9">Copyarg_Function</A>;
+         <span class="symbol"><A NAME="ref_127_10">Freearg</A></span> :             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_101_9">Freearg_Function</A>;
+         <span class="symbol"><A NAME="ref_128_10">Fcheck</A></span> :              <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_105_9">Field_Check_Function</A>;
+         <span class="symbol"><A NAME="ref_129_10">Ccheck</A></span> :              <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_109_9">Char_Check_Function</A>;
+         <span class="symbol"><A NAME="ref_130_10">Next</A></span>, <span class="symbol"><A NAME="ref_130_16">Prev</A></span> :          <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_113_9">Choice_Function</A>;
       <b>end</b> <b>record</b>;
-   <b>pragma</b> Convention (C, Low_Level_Field_Type);
-   <b>type</b> C_Field_Type <b>is</b> <b>access</b> <b>all</b> Low_Level_Field_Type;
-
-   Null_Field_Type   : <b>constant</b> C_Field_Type := <b>null</b>;
-
-   <FONT COLOR=green><EM>--  +----------------------------------------------------------------------</EM></FONT>
-   <FONT COLOR=green><EM>--  | This four low-level fieldtypes are the ones associated with</EM></FONT>
-   <FONT COLOR=green><EM>--  | fieldtypes handled by this binding. Any other low-level fieldtype</EM></FONT>
-   <FONT COLOR=green><EM>--  | will result in a Form_Exception is function Get_Type.</EM></FONT>
-   <FONT COLOR=green><EM>--  |</EM></FONT>
-   <FONT COLOR=red><A NAME="142_4">M_Generic_Type</A></FONT>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#132_9">C_Field_Type</A> := <b>null</b>;
-   <FONT COLOR=red><A NAME="143_4">M_Generic_Choice</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#132_9">C_Field_Type</A> := <b>null</b>;
-   <FONT COLOR=red><A NAME="144_4">M_Builtin_Router</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#132_9">C_Field_Type</A> := <b>null</b>;
-   M_Choice_Router  : C_Field_Type := <b>null</b>;
-
-   <FONT COLOR=green><EM>--  Two wrapper functions to access those low-level fieldtypes defined</EM></FONT>
-   <FONT COLOR=green><EM>--  in this package.</EM></FONT>
-   <b>function</b> <FONT COLOR=red><A NAME="149_13">C_Builtin_Router</A></FONT> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#132_9">C_Field_Type</A>;
-   <b>function</b> C_Choice_Router  <b>return</b> C_Field_Type;
-
-   <b>procedure</b> Wrap_Builtin (Fld : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#52_9">Field</A>;
-                           <FONT COLOR=red><A NAME="153_28">Typ</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#132_9">Field_Type</A>'Class<A HREF="terminal_interface-curses-forms-field_types__ads.htm#148_13">;</A>
-                           Cft : C_Field_Type := C_Builtin_Router);
-   <FONT COLOR=green><EM>--  This procedure has to be called by the Set_Field_Type implementation</EM></FONT>
-   <FONT COLOR=green><EM>--  for builtin low-level fieldtypes to replace it by an Ada95</EM></FONT>
-   <FONT COLOR=green><EM>--  conformant Field_Type object.</EM></FONT>
-   <FONT COLOR=green><EM>--  The parameter Cft must be C_Builtin_Router for regular low-level</EM></FONT>
-   <FONT COLOR=green><EM>--  fieldtypes (like TYP_ALPHA or TYP_ALNUM) and C_Choice_Router for</EM></FONT>
-   <FONT COLOR=green><EM>--  low-level fieldtypes witch choice functions (like TYP_ENUM).</EM></FONT>
-   <FONT COLOR=green><EM>--  Any other value will raise a Form_Exception.</EM></FONT>
-
-   <b>function</b> Make_Arg (Args : System.Address) <b>return</b> System.Address;
-   <b>pragma</b> Convention (C, Make_Arg);
-   <FONT COLOR=green><EM>--  This is the Makearg_Function for the internal low-level types</EM></FONT>
-   <FONT COLOR=green><EM>--  introduced by this binding.</EM></FONT>
-
-   <b>function</b> Copy_Arg (Usr<A HREF="terminal_interface-curses-forms-field_types__ads.htm#167_13"> </A>: System.Address) <b>return</b> System.Address;
-   <b>pragma</b> Convention (C, Copy_Arg);
-   <FONT COLOR=green><EM>--  This is the Copyarg_Function for the internal low-level types</EM></FONT>
-   <FONT COLOR=green><EM>--  introduced by this binding.</EM></FONT>
-
-   <b>procedure</b> Free_Arg (Usr : System.Address);
-   <b>pragma</b> Convention (C, Free_Arg);
-   <FONT COLOR=green><EM>--  This is the Freearg_Function for the internal low-level types</EM></FONT>
-   <FONT COLOR=green><EM>--  introduced by this binding.</EM></FONT>
-
-   <b>function</b> Field_Check_Router (<FONT COLOR=red><A NAME="178_33">Fld</A></FONT> : Field;
-                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#177_13"> </A>      Usr : System.Address) <b>return</b> C_Int;
-   <b>pragma</b> Convention (C, Field_Check_Router);
-   <FONT COLOR=green><EM>--  This is the Field_Check_Function for the internal low-level types</EM></FONT>
-   <FONT COLOR=green><EM>--  introduced to wrap the low-level types by a Field_Type derived</EM></FONT>
-   <FONT COLOR=green><EM>--  type. It routes the call to the corresponding low-level validation</EM></FONT>
-   <FONT COLOR=green><EM>--  function.</EM></FONT>
-
-   <b>function</b> Char_Check_Router (<FONT COLOR=red><A NAME="186_32">Ch</A></FONT> : C_Int;
-                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#185_13"> </A>     Usr : System.Address) <b>return</b> C_Int;
-   <b>pragma</b> Convention (C, Char_Check_Router);
-   <FONT COLOR=green><EM>--  This is the Char_Check_Function for the internal low-level types</EM></FONT>
-   <FONT COLOR=green><EM>--  introduced to wrap the low-level types by a Field_Type derived</EM></FONT>
-   <FONT COLOR=green><EM>--  type. It routes the call to the corresponding low-level validation</EM></FONT>
-   <FONT COLOR=green><EM>--  function.</EM></FONT>
-
-   <b>function</b> Next_Router (<FONT COLOR=red><A NAME="194_26">Fld</A></FONT> : Field;
-                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#193_13">Usr</A> : System.Address) <b>return</b> C_Int;
-   <b>pragma</b> Convention (C, Next_Router);
-   <FONT COLOR=green><EM>--  This is the Choice_Function for the internal low-level types</EM></FONT>
-   <FONT COLOR=green><EM>--  introduced to wrap the low-level types by a Field_Type derived</EM></FONT>
-   <FONT COLOR=green><EM>--  type. It routes the call to the corresponding low-level next_choice</EM></FONT>
-   <FONT COLOR=green><EM>--  function.</EM></FONT>
-
-   <b>function</b> Prev_Router (<FONT COLOR=red><A NAME="202_26">Fld</A></FONT> : Field;
-                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#201_13">Usr</A> : System.Address) <b>return</b> C_Int;
-   <b>pragma</b> Convention (C, Prev_Router);
-   <FONT COLOR=green><EM>--  This is the Choice_Function for the internal low-level types</EM></FONT>
-   <FONT COLOR=green><EM>--  introduced to wrap the low-level types by a Field_Type derived</EM></FONT>
-   <FONT COLOR=green><EM>--  type. It routes the call to the corresponding low-level prev_choice</EM></FONT>
-   <FONT COLOR=green><EM>--  function.</EM></FONT>
-
-   <FONT COLOR=green><EM>--  This is the Argument structure maintained by all low-level field types</EM></FONT>
-   <FONT COLOR=green><EM>--  introduced by this binding.</EM></FONT>
-   <b>type</b> Argument <b>is</b> <b>record</b>
-      <FONT COLOR=red><A NAME="213_7">Typ</A></FONT> : Field_Type_Access;   <FONT COLOR=green><EM>--  the Field_Type creating this record</EM></FONT>
-      <FONT COLOR=red><A NAME="214_7">Usr</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#132_9">System</A>.Address;      <FONT COLOR=green><EM>--  original arg for builtin low-level types</EM></FONT>
-      Cft : C_Field_Type;        <FONT COLOR=green><EM>--  the original low-level type</EM></FONT>
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_120_9">Low_Level_Field_Type</A>);
+   <b>type</b> <span class="symbol"><A NAME="ref_133_9">C_Field_Type</A></span> <b>is</b> <b>access</b> <b>all</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_120_9">Low_Level_Field_Type</A>;
+
+   <span class="symbol"><A NAME="ref_135_4">Null_Field_Type</A></span>   : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A> := <b>null</b>;
+
+   <span class="comment"><EM>--  +----------------------------------------------------------------------</EM></span>
+   <span class="comment"><EM>--  | This four low-level fieldtypes are the ones associated with</EM></span>
+   <span class="comment"><EM>--  | fieldtypes handled by this binding. Any other low-level fieldtype</EM></span>
+   <span class="comment"><EM>--  | will result in a Form_Exception is function Get_Type.</EM></span>
+   <span class="comment"><EM>--  |</EM></span>
+   <span class="symbol"><A NAME="ref_142_4">M_Generic_Type</A></span>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A> := <b>null</b>;
+   <span class="symbol"><A NAME="ref_143_4">M_Generic_Choice</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A> := <b>null</b>;
+   <span class="symbol"><A NAME="ref_144_4">M_Builtin_Router</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A> := <b>null</b>;
+   <span class="symbol"><A NAME="ref_145_4">M_Choice_Router</A></span>  : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A> := <b>null</b>;
+
+   <span class="comment"><EM>--  Two wrapper functions to access those low-level fieldtypes defined</EM></span>
+   <span class="comment"><EM>--  in this package.</EM></span>
+   <b>function</b> <span class="symbol"><A NAME="ref_149_13" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_222_13">C_Builtin_Router</A></span> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A>;
+   <b>function</b> <span class="symbol"><A NAME="ref_150_13" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_245_13">C_Choice_Router</A></span>  <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A>;
+
+   <b>procedure</b> <span class="symbol"><A NAME="ref_152_14" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_14">Wrap_Builtin</A></span> (<span class="symbol"><A NAME="ref_152_28" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_28">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_52_9">Field</A>;
+                           <span class="symbol"><A NAME="ref_153_28" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_129_28">Typ</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_53_9">Field_Type</A>'Class;
+                           <span class="symbol"><A NAME="ref_154_28" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_130_28">Cft</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_149_13">C_Builtin_Router</A>);
+   <span class="comment"><EM>--  This procedure has to be called by the Set_Field_Type implementation</EM></span>
+   <span class="comment"><EM>--  for builtin low-level fieldtypes to replace it by an Ada95</EM></span>
+   <span class="comment"><EM>--  conformant Field_Type object.</EM></span>
+   <span class="comment"><EM>--  The parameter Cft must be C_Builtin_Router for regular low-level</EM></span>
+   <span class="comment"><EM>--  fieldtypes (like TYP_ALPHA or TYP_ALNUM) and C_Choice_Router for</EM></span>
+   <span class="comment"><EM>--  low-level fieldtypes witch choice functions (like TYP_ENUM).</EM></span>
+   <span class="comment"><EM>--  Any other value will raise a Form_Exception.</EM></span>
+
+   <b>function</b> <span class="symbol"><A NAME="ref_163_13">Make_Arg</A></span> (<span class="symbol"><A NAME="ref_163_23" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_163_13">Args</A></span> : System.Address) <b>return</b> System.Address;
+   <b>pragma</b> Import (C, Make_Arg, "void_star_make_arg");
+   <span class="comment"><EM>--  This is the Makearg_Function for the internal low-level types</EM></span>
+   <span class="comment"><EM>--  introduced by this binding.</EM></span>
+
+   <b>function</b> <span class="symbol"><A NAME="ref_168_13" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_97_13">Copy_Arg</A></span> (<span class="symbol"><A NAME="ref_168_23" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_97_23">Usr</A></span> : System.Address) <b>return</b> System.Address;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_168_13">Copy_Arg</A>);
+   <span class="comment"><EM>--  This is the Copyarg_Function for the internal low-level types</EM></span>
+   <span class="comment"><EM>--  introduced by this binding.</EM></span>
+
+   <b>procedure</b> <span class="symbol"><A NAME="ref_173_14" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_103_14">Free_Arg</A></span> (<span class="symbol"><A NAME="ref_173_24" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_103_24">Usr</A></span> : System.Address);
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_173_14">Free_Arg</A>);
+   <span class="comment"><EM>--  This is the Freearg_Function for the internal low-level types</EM></span>
+   <span class="comment"><EM>--  introduced by this binding.</EM></span>
+
+   <b>function</b> <span class="symbol"><A NAME="ref_178_13" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_160_13">Field_Check_Router</A></span> (<span class="symbol"><A NAME="ref_178_33" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_160_33">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_52_9">Field</A>;
+                                <span class="symbol"><A NAME="ref_179_33" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_161_33">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2099_9">Curses_Bool</A>;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_178_13">Field_Check_Router</A>);
+   <span class="comment"><EM>--  This is the Field_Check_Function for the internal low-level types</EM></span>
+   <span class="comment"><EM>--  introduced to wrap the low-level types by a Field_Type derived</EM></span>
+   <span class="comment"><EM>--  type. It routes the call to the corresponding low-level validation</EM></span>
+   <span class="comment"><EM>--  function.</EM></span>
+
+   <b>function</b> <span class="symbol"><A NAME="ref_186_13" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_175_13">Char_Check_Router</A></span> (<span class="symbol"><A NAME="ref_186_32" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_175_32">Ch</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_47_12">C_Int</A>;
+                               <span class="symbol"><A NAME="ref_187_32" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_176_32">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2099_9">Curses_Bool</A>;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_186_13">Char_Check_Router</A>);
+   <span class="comment"><EM>--  This is the Char_Check_Function for the internal low-level types</EM></span>
+   <span class="comment"><EM>--  introduced to wrap the low-level types by a Field_Type derived</EM></span>
+   <span class="comment"><EM>--  type. It routes the call to the corresponding low-level validation</EM></span>
+   <span class="comment"><EM>--  function.</EM></span>
+
+   <b>function</b> <span class="symbol"><A NAME="ref_194_13" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_190_13">Next_Router</A></span> (<span class="symbol"><A NAME="ref_194_26" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_190_26">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_52_9">Field</A>;
+                         <span class="symbol"><A NAME="ref_195_26" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_191_26">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2099_9">Curses_Bool</A>;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_194_13">Next_Router</A>);
+   <span class="comment"><EM>--  This is the Choice_Function for the internal low-level types</EM></span>
+   <span class="comment"><EM>--  introduced to wrap the low-level types by a Field_Type derived</EM></span>
+   <span class="comment"><EM>--  type. It routes the call to the corresponding low-level next_choice</EM></span>
+   <span class="comment"><EM>--  function.</EM></span>
+
+   <b>function</b> <span class="symbol"><A NAME="ref_202_13" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_205_13">Prev_Router</A></span> (<span class="symbol"><A NAME="ref_202_26" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_205_26">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_52_9">Field</A>;
+                         <span class="symbol"><A NAME="ref_203_26" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_206_26">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2099_9">Curses_Bool</A>;
+   <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_202_13">Prev_Router</A>);
+   <span class="comment"><EM>--  This is the Choice_Function for the internal low-level types</EM></span>
+   <span class="comment"><EM>--  introduced to wrap the low-level types by a Field_Type derived</EM></span>
+   <span class="comment"><EM>--  type. It routes the call to the corresponding low-level prev_choice</EM></span>
+   <span class="comment"><EM>--  function.</EM></span>
+
+   <span class="comment"><EM>--  This is the Argument structure maintained by all low-level field types</EM></span>
+   <span class="comment"><EM>--  introduced by this binding.</EM></span>
+   <b>type</b> <span class="symbol"><A NAME="ref_212_9">Argument</A></span> <b>is</b> <b>record</b>
+      <span class="symbol"><A NAME="ref_213_7">Typ</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_64_9">Field_Type_Access</A>;   <span class="comment"><EM>--  the Field_Type creating this record</EM></span>
+      <span class="symbol"><A NAME="ref_214_7">Usr</A></span> : System.Address;      <span class="comment"><EM>--  original arg for builtin low-level types</EM></span>
+      <span class="symbol"><A NAME="ref_215_7">Cft</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A>;        <span class="comment"><EM>--  the original low-level type</EM></span>
    <b>end</b> <b>record</b>;
-   <b>type</b> Argument_Access <b>is</b> <b>access</b> <b>all</b> Argument;
-
-   <FONT COLOR=green><EM>--  +----------------------------------------------------------------------</EM></FONT>
-   <FONT COLOR=green><EM>--  |</EM></FONT>
-   <FONT COLOR=green><EM>--  | Some Imports of libform routines to deal with low-level fieldtypes.</EM></FONT>
-   <FONT COLOR=green><EM>--  |</EM></FONT>
-   <b>function</b> New_Fieldtype (<FONT COLOR=red><A NAME="223_28">Fcheck</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#108_9">Field_Check_Function</A>;
-            <A HREF="terminal_interface-curses-forms-field_types__ads.htm#132_9"> </A>              Ccheck : Char_Check_Function)
-     <b>return</b> C_Field_Type;
+   <b>type</b> <span class="symbol"><A NAME="ref_217_9">Argument_Access</A></span> <b>is</b> <b>access</b> <b>all</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_9">Argument</A>;
+
+   <span class="comment"><EM>--  +----------------------------------------------------------------------</EM></span>
+   <span class="comment"><EM>--  |</EM></span>
+   <span class="comment"><EM>--  | Some Imports of libform routines to deal with low-level fieldtypes.</EM></span>
+   <span class="comment"><EM>--  |</EM></span>
+   <b>function</b> <span class="symbol"><A NAME="ref_223_13">New_Fieldtype</A></span> (<span class="symbol"><A NAME="ref_223_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_223_13">Fcheck</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_105_9">Field_Check_Function</A>;
+                           <span class="symbol"><A NAME="ref_224_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_223_13">Ccheck</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_109_9">Char_Check_Function</A>)
+     <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A>;
    <b>pragma</b> Import (C, New_Fieldtype, "new_fieldtype");
 
-   <b>function</b> Set_Fieldtype_Arg (<FONT COLOR=red><A NAME="228_32">Cft</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#92_9">C_Field_Type</A>;
-                               <FONT COLOR=red><A NAME="229_32">Mak</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#96_9">Makearg_Function</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#167_13">Make_Arg</A>'<b>Access</b>;
-                               <FONT COLOR=red><A NAME="230_32">Cop</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#100_9">Copyarg_Function</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#172_14">Copy_Arg</A>'<b>Access</b>;
-            <A HREF="terminal_interface-curses-forms-field_types__ads.htm#46_12"> </A>                  Fre : Freearg_Function := Free_Arg'<b>Access</b>)
-     <b>return</b> C_Int;
+   <b>function</b> <span class="symbol"><A NAME="ref_228_13">Set_Fieldtype_Arg</A></span> (<span class="symbol"><A NAME="ref_228_32" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_228_13">Cft</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A>;
+                               <span class="symbol"><A NAME="ref_229_32" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_228_13">Mak</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_93_9">Makearg_Function</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_163_13">Make_Arg</A>'<b>Access</b>;
+                               <span class="symbol"><A NAME="ref_230_32" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_228_13">Cop</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_97_9">Copyarg_Function</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_168_13">Copy_Arg</A>'<b>Access</b>;
+                               <span class="symbol"><A NAME="ref_231_32" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_228_13">Fre</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_101_9">Freearg_Function</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_173_14">Free_Arg</A>'<b>Access</b>)
+     <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_46_35">Aux</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_70_9">Eti_Error</A>;
    <b>pragma</b> Import (C, Set_Fieldtype_Arg, "set_fieldtype_arg");
 
-   <b>function</b> Set_Fieldtype_Choice (<FONT COLOR=red><A NAME="235_35">Cft</A></FONT> : <FONT COLOR=red><A NAME="235_41">C_Field_Type</A></FONT>;
-            <A HREF="terminal_interface-curses-forms-field_types__ads.htm#46_12"> </A>                     Next, Prev : Choice_Function)
-     <b>return</b> C_Int;
+   <b>function</b> <span class="symbol"><A NAME="ref_235_13">Set_Fieldtype_Choice</A></span> (<span class="symbol"><A NAME="ref_235_35" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_235_13">Cft</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_133_9">C_Field_Type</A>;
+                                  <span class="symbol"><A NAME="ref_236_35" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_235_13">Next</A></span>, <span class="symbol"><A NAME="ref_236_41" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_235_13">Prev</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_113_9">Choice_Function</A>)
+     <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_46_35">Aux</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_70_9">Eti_Error</A>;
    <b>pragma</b> Import (C, Set_Fieldtype_Choice, "set_fieldtype_choice");
 
-<b>end</b> Terminal_Interface.Curses.Forms.Field_Types;
+<b>end</b> <A HREF="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_48_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#ref_46_35">Forms</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_45_41">Field_Types</A>;
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