]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - doc/html/ada/terminal_interface-curses-forms-field_types__adb.htm
ncurses 5.8 - patch 20110319
[ncurses.git] / doc / html / ada / terminal_interface-curses-forms-field_types__adb.htm
index b721bc1122da2dd8222e6e88a5bb9a29b3a682eb..21606641c4be75f5d97e204ed14b38260b86cc1d 100644 (file)
@@ -1,3 +1,4 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 <HTML><HEAD><TITLE>terminal_interface-curses-forms-field_types.adb</TITLE></HEAD>
 <BODY>
 <HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-forms-field_types.adb </H1></DIV><HR>
 <HTML><HEAD><TITLE>terminal_interface-curses-forms-field_types.adb</TITLE></HEAD>
 <BODY>
 <HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-forms-field_types.adb </H1></DIV><HR>
@@ -11,7 +12,7 @@
 <FONT COLOR=green><EM>--                                 B O D Y                                  --</EM></FONT>
 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
 <FONT COLOR=green><EM>--                                 B O D Y                                  --</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>-- Copyright (c) 1998-2009,2011 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>--                                                                          --</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>-- 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>-- 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: <A HREF="http://home.t-online.de/home/Juergen.Pfeifer">J&uuml;rgen Pfeifer</A> &lt;<A HREF="mailto:juergen.pfeifer@gmx.net">&lt;juergen.pfeifer@gmx.net&gt;</A>&gt; 1996</EM></FONT>
+<FONT COLOR=green><EM>--  Author:  Juergen Pfeifer, 1996</EM></FONT>
 <FONT COLOR=green><EM>--  Version Control:</EM></FONT>
 <FONT COLOR=green><EM>--  Version Control:</EM></FONT>
-<FONT COLOR=green><EM>--  @Revision: 1.12 @</EM></FONT>
+<FONT COLOR=green><EM>--  @Revision: 1.22 @</EM></FONT>
+<FONT COLOR=green><EM>--  @Date: 2011/03/08 01:16:49 @</EM></FONT>
 <FONT COLOR=green><EM>--  Binding Version 01.00</EM></FONT>
 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
 <FONT COLOR=green><EM>--  Binding Version 01.00</EM></FONT>
 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
-<b>with</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C;
-<b>with</b> <A HREF="terminal_interface__ads.htm#41_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#48_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#50_35">Aux</A>; <b>use</b> <A HREF="terminal_interface__ads.htm#41_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#48_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#50_35">Aux</A>;
+<b>with</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_49_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_50_35">Aux</A>; <b>use</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_49_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_50_35">Aux</A>;
 <b>with</b> Ada.Unchecked_Deallocation;
 <b>with</b> Ada.Unchecked_Conversion;
 <FONT COLOR=green><EM>--  |</EM></FONT>
 <b>with</b> Ada.Unchecked_Deallocation;
 <b>with</b> Ada.Unchecked_Conversion;
 <FONT COLOR=green><EM>--  |</EM></FONT>
 <FONT COLOR=green><EM>--  | man page form_fieldtype.3x</EM></FONT>
 <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
 <FONT COLOR=green><EM>--  |</EM></FONT>
 <FONT COLOR=green><EM>--  | man page form_fieldtype.3x</EM></FONT>
 <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
 <FONT COLOR=green><EM>--  |</EM></FONT>
-<b>package</b> <b>body</b> Terminal_Interface.Curses.Forms.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#43_41">Field_Types</A><FONT COLOR=red><A NAME="50_46"></A></FONT> <b>is</b>
+<b>package</b> <b>body</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_49_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#ref_49_35">Forms</A>.<FONT COLOR=red><A NAME="ref_50_46" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_43_41">Field_Types</A></FONT> <b>is</b>
 
 
-   <b>use</b> <b>type</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.int;
    <b>use</b> <b>type</b> System.Address;
 
    <b>use</b> <b>type</b> System.Address;
 
-   <b>function</b> <FONT COLOR=red><A NAME="55_13">To_Argument_Access</A></FONT> <b>is</b> <b>new</b> Ada.Unchecked_Conversion
-     (System.Address, Argument_Access);
+   <b>pragma</b> Warnings (Off);
+   <b>function</b> To_Argument_Access <b>is</b> <b>new</b> Ada.Unchecked_Conversion
+     (System.Address, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>);
+   <b>pragma</b> Warnings (On);
 
 
-   <b>function</b> <FONT COLOR=red><A NAME="58_13">Get_Fieldtype</A></FONT> (<FONT COLOR=red><A NAME="58_28">F</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>) <b>return</b> C_Field_Type;
-   <b>pragma</b> Import (C, <A HREF="terminal_interface-curses-forms-field_types__adb.htm#58_13">Get_Fieldtype</A>, "field_type");
+   <b>function</b> <FONT COLOR=red><A NAME="ref_59_13">Get_Fieldtype</A></FONT> (<FONT COLOR=red><A NAME="ref_59_28" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_59_13">F</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
+   <b>pragma</b> Import (C, Get_Fieldtype, "field_type");
 
 
-   <b>function</b> <FONT COLOR=red><A NAME="61_13">Get_Arg</A></FONT> (<FONT COLOR=red><A NAME="61_22">F</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>) <b>return</b> System.Address;
-   <b>pragma</b> Import (C, <A HREF="terminal_interface-curses-forms-field_types__adb.htm#61_13">Get_Arg</A>, "field_arg");
+   <b>function</b> <FONT COLOR=red><A NAME="ref_62_13">Get_Arg</A></FONT> (<FONT COLOR=red><A NAME="ref_62_22" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_62_13">F</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>) <b>return</b> System.Address;
+   <b>pragma</b> Import (C, Get_Arg, "field_arg");
    <FONT COLOR=green><EM>--  |</EM></FONT>
    <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
    <FONT COLOR=green><EM>--  | man page form_field_validation.3x</EM></FONT>
    <FONT COLOR=green><EM>--  |</EM></FONT>
    <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
    <FONT COLOR=green><EM>--  | man page form_field_validation.3x</EM></FONT>
    <FONT COLOR=green><EM>--  |</EM></FONT>
    <FONT COLOR=green><EM>--  |</EM></FONT>
    <FONT COLOR=green><EM>--  |</EM></FONT>
    <FONT COLOR=green><EM>--  |</EM></FONT>
    <FONT COLOR=green><EM>--  |</EM></FONT>
    <FONT COLOR=green><EM>--  |</EM></FONT>
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#79_13">Get_Type</A><FONT COLOR=red><A NAME="70_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#79_23">Fld</A> : <b>in</b> <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>) <b>return</b> Field_Type_Access
+   <b>function</b> <FONT COLOR=red><A NAME="ref_71_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_13">Get_Type</A></FONT> (<FONT COLOR=red><A NAME="ref_71_23" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_23">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_63_9">Field_Type_Access</A>
    <b>is</b>
    <b>is</b>
-      Low_Level : <b>constant</b> C_Field_Type := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#58_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#79_23">Fld</A>);
-      Arg : Argument_Access;
+      <FONT COLOR=red><A NAME="ref_73_7">Low_Level</A></FONT> : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_59_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_23">Fld</A>);
+      <FONT COLOR=red><A NAME="ref_74_7">Arg</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>;
    <b>begin</b>
    <b>begin</b>
-      <b>if</b> Low_Level = Null_Field_Type <b>then</b>
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_73_7">Low_Level</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
          <b>return</b> <b>null</b>;
       <b>else</b>
          <b>return</b> <b>null</b>;
       <b>else</b>
-         <b>if</b> Low_Level = M_Builtin_Router <b>or</b> <b>else</b>
-           Low_Level = M_Generic_Type <b>or</b> <b>else</b>
-           Low_Level = M_Choice_Router <b>or</b> <b>else</b>
-           Low_Level = M_Generic_Choice <b>then</b>
-            Arg := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#55_13">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#61_13">Get_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#79_23">Fld</A>));
-            <b>if</b> Arg = <b>null</b> <b>then</b>
-               <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#289_4">Form_Exception</A>;
+         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_73_7">Low_Level</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_143_4">M_Builtin_Router</A> <b>or</b> <b>else</b>
+           <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_73_7">Low_Level</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_141_4">M_Generic_Type</A> <b>or</b> <b>else</b>
+           <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_73_7">Low_Level</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_144_4">M_Choice_Router</A> <b>or</b> <b>else</b>
+           <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_73_7">Low_Level</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_142_4">M_Generic_Choice</A> <b>then</b>
+            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_74_7">Arg</A> := To_Argument_Access (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_62_13">Get_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_23">Fld</A>));
+            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_74_7">Arg</A> = <b>null</b> <b>then</b>
+               <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_290_4">Form_Exception</A>;
             <b>else</b>
             <b>else</b>
-               <b>return</b> Arg.Typ;
+               <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_74_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>;
             <b>end</b> <b>if</b>;
          <b>else</b>
             <b>end</b> <b>if</b>;
          <b>else</b>
-            <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#289_4">Form_Exception</A>;
+            <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_290_4">Form_Exception</A>;
          <b>end</b> <b>if</b>;
       <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
       <b>end</b> <b>if</b>;
-   <b>end</b> Get_Type;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_13">Get_Type</A>;
 
 
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#162_13">Make_Arg</A><FONT COLOR=red><A NAME="94_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#162_23">Args</A> : System.Address) <b>return</b> System.Address
+   <b>function</b> <FONT COLOR=red><A NAME="ref_95_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A></FONT> (<FONT COLOR=red><A NAME="ref_95_23" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_23">Usr</A></FONT> : System.Address) <b>return</b> System.Address
    <b>is</b>
    <b>is</b>
-      <FONT COLOR=green><EM>--  Actually args is a double indirected pointer to the arguments</EM></FONT>
-      <FONT COLOR=green><EM>--  of a C variable argument list. In theory it is now quite</EM></FONT>
-      <FONT COLOR=green><EM>--  complicated to write portable routine that reads the arguments,</EM></FONT>
-      <FONT COLOR=green><EM>--  because one has to know the growth direction of the stack and</EM></FONT>
-      <FONT COLOR=green><EM>--  the sizes of the individual arguments.</EM></FONT>
-      <FONT COLOR=green><EM>--  Fortunately we are only interested in the first argument (#0),</EM></FONT>
-      <FONT COLOR=green><EM>--  we know its size and for the first arg we don't care about</EM></FONT>
-      <FONT COLOR=green><EM>--  into which stack direction we have to proceed. We simply</EM></FONT>
-      <FONT COLOR=green><EM>--  resolve the double indirection and thats it.</EM></FONT>
-      <b>type</b> V <b>is</b> <b>access</b> <b>all</b> System.Address;
-      <b>function</b> <FONT COLOR=red><A NAME="106_16">To_Access</A></FONT> <b>is</b> <b>new</b> Ada.Unchecked_Conversion (System.Address,
-                                                          V);
    <b>begin</b>
    <b>begin</b>
-      <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#106_16">To_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#106_16">To_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#162_23">Args</A>).<b>all</b>).<b>all</b>;
-   <b>end</b> Make_Arg;
+      <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_23">Usr</A>;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A>;
 
 
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#167_13">Copy_Arg</A><FONT COLOR=red><A NAME="112_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#167_23">Usr</A> : System.Address) <b>return</b> System.Address
+   <b>procedure</b> <FONT COLOR=red><A NAME="ref_101_14" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A></FONT> (<FONT COLOR=red><A NAME="ref_101_24" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_24">Usr</A></FONT> : System.Address)
    <b>is</b>
    <b>is</b>
-   <b>begin</b>
-      <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#167_23">Usr</A>;
-   <b>end</b> Copy_Arg;
-
-   <b>procedure</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#172_14">Free_Arg</A><FONT COLOR=red><A NAME="118_14"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#172_24">Usr</A> : <b>in</b> System.Address)
-   <b>is</b>
-      <b>procedure</b> <FONT COLOR=red><A NAME="120_17">Free_Type</A></FONT> <b>is</b> <b>new</b> Ada.Unchecked_Deallocation
-        (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#52_9">Field_Type</A>'Class, Field_Type_Access);
-      <b>procedure</b> <FONT COLOR=red><A NAME="122_17">Freeargs</A></FONT> <b>is</b> <b>new</b> Ada.Unchecked_Deallocation
-        (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#211_9">Argument</A>, Argument_Access);
+      <b>procedure</b> Free_Type <b>is</b> <b>new</b> Ada.Unchecked_Deallocation
+        (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_52_9">Field_Type</A>'Class, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_63_9">Field_Type_Access</A>);
+      <b>procedure</b> Freeargs <b>is</b> <b>new</b> Ada.Unchecked_Deallocation
+        (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_211_9">Argument</A>, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>);
 
 
-      To_Be_Free : Argument_Access := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#55_13">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#172_24">Usr</A>);
-      Low_Level  : C_Field_Type;
+      <FONT COLOR=red><A NAME="ref_108_7">To_Be_Free</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A> := To_Argument_Access (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_24">Usr</A>);
+      <FONT COLOR=red><A NAME="ref_109_7">Low_Level</A></FONT>  : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
    <b>begin</b>
    <b>begin</b>
-      <b>if</b> To_Be_Free /= <b>null</b> <b>then</b>
-         <b>if</b> To_Be_Free.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Usr</A> /= System.Null_Address <b>then</b>
-            Low_Level := To_Be_Free.Cft;
-            <b>if</b> Low_Level.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#126_10">Freearg</A> /= <b>null</b> <b>then</b>
-               Low_Level.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#126_10">Freearg</A> (To_Be_Free.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Usr</A>);
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_108_7">To_Be_Free</A> /= <b>null</b> <b>then</b>
+         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_108_7">To_Be_Free</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A> /= System.Null_Address <b>then</b>
+            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_7">Low_Level</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_108_7">To_Be_Free</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>;
+            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_7">Low_Level</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_126_10">Freearg</A> /= <b>null</b> <b>then</b>
+               <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_7">Low_Level</A>.<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_7">Freearg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_108_7">To_Be_Free</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
-         <b>if</b> To_Be_Free.Typ /= <b>null</b> <b>then</b>
-            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#120_17">Free_Type</A> (To_Be_Free.Typ);
+         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_108_7">To_Be_Free</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b> <b>then</b>
+            Free_Type (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_108_7">To_Be_Free</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>);
          <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
-         <A HREF="terminal_interface-curses-forms-field_types__adb.htm#122_17">Freeargs</A> (To_Be_Free);
+         Freeargs (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_108_7">To_Be_Free</A>);
       <b>end</b> <b>if</b>;
       <b>end</b> <b>if</b>;
-   <b>end</b> Free_Arg;
-
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A>;
 
 
-   <b>procedure</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#151_14">Wrap_Builtin</A><FONT COLOR=red><A NAME="143_14"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#151_28">Fld</A> : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>;
-                           <A HREF="terminal_interface-curses-forms-field_types__ads.htm#152_28">Typ</A> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#52_9">Field_Type</A>'Class;
-                           Cft : C_Field_Type := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#148_13">C_Builtin_Router</A>)
+   <b>procedure</b> <FONT COLOR=red><A NAME="ref_125_14" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_14">Wrap_Builtin</A></FONT> (<FONT COLOR=red><A NAME="ref_125_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>;
+                           <FONT COLOR=red><A NAME="ref_126_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_152_28">Typ</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_52_9">Field_Type</A>'Class;
+                           <FONT COLOR=red><A NAME="ref_127_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_153_28">Cft</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_148_13">C_Builtin_Router</A>)
    <b>is</b>
    <b>is</b>
-      <FONT COLOR=red><A NAME="147_7">Usr_Arg</A></FONT>   : System.Address := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#61_13">Get_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#151_28">Fld</A>);
-      Low_Level : <b>constant</b> C_Field_Type := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#58_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#151_28">Fld</A>);
-      Arg : Argument_Access;
-      <FONT COLOR=red><A NAME="150_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#78_12">Eti_Error</A>;
-      <b>function</b> <FONT COLOR=red><A NAME="151_16">Set_Fld_Type</A></FONT> (<FONT COLOR=red><A NAME="151_30">F</A></FONT>    : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#151_28">Fld</A>;
-                             Cf   : C_Field_Type := Cft;
-                             Arg1 : Argument_Access) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#46_12">C_Int</A>;
-      <b>pragma</b> Import (C, <A HREF="terminal_interface-curses-forms-field_types__adb.htm#151_16">Set_Fld_Type</A>, "set_field_type");
+      <FONT COLOR=red><A NAME="ref_129_7">Usr_Arg</A></FONT>   : <b>constant</b> System.Address := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_62_13">Get_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>);
+      <FONT COLOR=red><A NAME="ref_130_7">Low_Level</A></FONT> : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_59_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>);
+      <FONT COLOR=red><A NAME="ref_131_7">Arg</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>;
+      <FONT COLOR=red><A NAME="ref_132_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_78_12">Eti_Error</A>;
+      <b>function</b> <FONT COLOR=red><A NAME="ref_133_16">Set_Fld_Type</A></FONT> (<FONT COLOR=red><A NAME="ref_133_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_133_16">F</A></FONT>    : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>;
+                             <FONT COLOR=red><A NAME="ref_134_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_133_16">Cf</A></FONT>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_153_28">Cft</A>;
+                             <FONT COLOR=red><A NAME="ref_135_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_133_16">Arg1</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_46_12">C_Int</A>;
+      <b>pragma</b> Import (C, Set_Fld_Type, "set_field_type_user");
 
    <b>begin</b>
 
    <b>begin</b>
-      <b>pragma</b> Assert (Low_Level /= Null_Field_Type);
-      <b>if</b> Cft /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#148_13">C_Builtin_Router</A> <b>and</b> <b>then</b> Cft /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#149_13">C_Choice_Router</A> <b>then</b>
-         <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#289_4">Form_Exception</A>;
+      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_130_7">Low_Level</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>);
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_153_28">Cft</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_148_13">C_Builtin_Router</A> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_153_28">Cft</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_149_13">C_Choice_Router</A> <b>then</b>
+         <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_290_4">Form_Exception</A>;
       <b>else</b>
       <b>else</b>
-         Arg := <b>new</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#211_9">Argument</A>'(Usr =&gt; System.Null_Address,
-                              Typ =&gt; <b>new</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#52_9">Field_Type</A>'Class'(<A HREF="terminal_interface-curses-forms-field_types__ads.htm#152_28">Typ</A>),
-                              Cft =&gt; <A HREF="terminal_interface-curses-forms-field_types__adb.htm#58_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#151_28">Fld</A>));
-         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#147_7">Usr_Arg</A> /= System.Null_Address <b>then</b>
-            <b>if</b> Low_Level.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#125_10">Copyarg</A> /= <b>null</b> <b>then</b>
-               Arg.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Usr</A> := Low_Level.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#125_10">Copyarg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#147_7">Usr_Arg</A>);
+         <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_131_7">Arg</A> := <b>new</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_211_9">Argument</A>'(<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A> =&gt; System.Null_Address,
+                              <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> =&gt; <b>new</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_52_9">Field_Type</A>'Class'(<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_152_28">Typ</A>),
+                              <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A> =&gt; <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_59_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>));
+         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_129_7">Usr_Arg</A> /= System.Null_Address <b>then</b>
+            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_130_7">Low_Level</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_125_10">Copyarg</A> /= <b>null</b> <b>then</b>
+               <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_131_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_130_7">Low_Level</A>.<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_130_7">Copyarg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_129_7">Usr_Arg</A>);
             <b>else</b>
             <b>else</b>
-               Arg.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Usr</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#147_7">Usr_Arg</A>;
+               <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_131_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_129_7">Usr_Arg</A>;
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
 
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
 
-         <A HREF="terminal_interface-curses-forms-field_types__adb.htm#150_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#151_16">Set_Fld_Type</A> (Arg1 =&gt; Arg);
-         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#150_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#80_4">E_Ok</A> <b>then</b>
-            <A HREF="terminal_interface-curses-aux__ads.htm#96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#150_7">Res</A>);
+         <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_132_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_133_16">Set_Fld_Type</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_135_30">Arg1</A> =&gt; <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_131_7">Arg</A>);
+         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_132_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
+            <A HREF="terminal_interface-curses-aux__ads.htm#ref_96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_132_7">Res</A>);
          <b>end</b> <b>if</b>;
       <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
       <b>end</b> <b>if</b>;
-   <b>end</b> Wrap_Builtin;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_14">Wrap_Builtin</A>;
 
 
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#177_13">Field_Check_Router</A><FONT COLOR=red><A NAME="179_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#177_33">Fld</A> : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>;
-                                <A HREF="terminal_interface-curses-forms-field_types__ads.htm#178_33">Usr</A> : System.Address) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#46_12">C_Int</A>
+   <b>function</b> <FONT COLOR=red><A NAME="ref_161_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_13">Field_Check_Router</A></FONT> (<FONT COLOR=red><A NAME="ref_161_33" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_33">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>;
+                                <FONT COLOR=red><A NAME="ref_162_33" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_178_33">Usr</A></FONT> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A>
    <b>is</b>
    <b>is</b>
-      Arg  : <b>constant</b> Argument_Access := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#55_13">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#178_33">Usr</A>);
+      <FONT COLOR=red><A NAME="ref_164_7">Arg</A></FONT>  : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A> := To_Argument_Access (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_178_33">Usr</A>);
    <b>begin</b>
    <b>begin</b>
-      <b>pragma</b> Assert (Arg /= <b>null</b> <b>and</b> <b>then</b> Arg.Cft /= Null_Field_Type
-                     <b>and</b> <b>then</b> Arg.Typ /= <b>null</b>);
-      <b>if</b> Arg.Cft.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#127_10">Fcheck</A> /= <b>null</b> <b>then</b>
-         <b>return</b> Arg.Cft.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#127_10">Fcheck</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#177_33">Fld</A>, Arg.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Usr</A>);
+      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_164_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_164_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>
+                     <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_164_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b>);
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_164_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_127_10">Fcheck</A> /= <b>null</b> <b>then</b>
+         <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_164_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_127_10">Fcheck</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_33">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_164_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
       <b>else</b>
          <b>return</b> 1;
       <b>end</b> <b>if</b>;
       <b>else</b>
          <b>return</b> 1;
       <b>end</b> <b>if</b>;
-   <b>end</b> Field_Check_Router;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_13">Field_Check_Router</A>;
 
 
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#185_13">Char_Check_Router</A><FONT COLOR=red><A NAME="193_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#185_32">Ch</A>  : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#46_12">C_Int</A>;
-                               <A HREF="terminal_interface-curses-forms-field_types__ads.htm#186_32">Usr</A> : System.Address) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#46_12">C_Int</A>
+   <b>function</b> <FONT COLOR=red><A NAME="ref_175_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A></FONT> (<FONT COLOR=red><A NAME="ref_175_32" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_32">Ch</A></FONT>  : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_46_12">C_Int</A>;
+                               <FONT COLOR=red><A NAME="ref_176_32" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_186_32">Usr</A></FONT> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A>
    <b>is</b>
    <b>is</b>
-      Arg  : <b>constant</b> Argument_Access := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#55_13">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#186_32">Usr</A>);
+      <FONT COLOR=red><A NAME="ref_178_7">Arg</A></FONT>  : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A> := To_Argument_Access (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_186_32">Usr</A>);
    <b>begin</b>
    <b>begin</b>
-      <b>pragma</b> Assert (Arg /= <b>null</b> <b>and</b> <b>then</b> Arg.Cft /= Null_Field_Type
-                     <b>and</b> <b>then</b> Arg.Typ /= <b>null</b>);
-      <b>if</b> Arg.Cft.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#128_10">Ccheck</A> /= <b>null</b> <b>then</b>
-         <b>return</b> Arg.Cft.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#128_10">Ccheck</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#185_32">Ch</A>, Arg.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Usr</A>);
+      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_178_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_178_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>
+                     <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_178_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b>);
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_178_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_128_10">Ccheck</A> /= <b>null</b> <b>then</b>
+         <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_178_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_128_10">Ccheck</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_32">Ch</A>, <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_178_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
       <b>else</b>
          <b>return</b> 1;
       <b>end</b> <b>if</b>;
       <b>else</b>
          <b>return</b> 1;
       <b>end</b> <b>if</b>;
-   <b>end</b> Char_Check_Router;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A>;
 
 
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#193_13">Next_Router</A><FONT COLOR=red><A NAME="207_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#193_26">Fld</A> : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>;
-                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#194_26">Usr</A> : System.Address) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#46_12">C_Int</A>
+   <b>function</b> <FONT COLOR=red><A NAME="ref_189_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_13">Next_Router</A></FONT> (<FONT COLOR=red><A NAME="ref_189_26" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_26">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>;
+                         <FONT COLOR=red><A NAME="ref_190_26" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_194_26">Usr</A></FONT> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A>
    <b>is</b>
    <b>is</b>
-      Arg  : <b>constant</b> Argument_Access := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#55_13">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#194_26">Usr</A>);
+      <FONT COLOR=red><A NAME="ref_192_7">Arg</A></FONT>  : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A> := To_Argument_Access (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_194_26">Usr</A>);
    <b>begin</b>
    <b>begin</b>
-      <b>pragma</b> Assert (Arg /= <b>null</b> <b>and</b> <b>then</b> Arg.Cft /= Null_Field_Type
-                     <b>and</b> <b>then</b> Arg.Typ /= <b>null</b>);
-      <b>if</b> Arg.Cft.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#129_10">Next</A> /= <b>null</b> <b>then</b>
-         <b>return</b> Arg.Cft.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#129_10">Next</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#193_26">Fld</A>, Arg.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Usr</A>);
+      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_192_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_192_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>
+                     <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_192_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b>);
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_192_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_129_10">Next</A> /= <b>null</b> <b>then</b>
+         <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_192_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_129_10">Next</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_26">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_192_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
       <b>else</b>
          <b>return</b> 1;
       <b>end</b> <b>if</b>;
       <b>else</b>
          <b>return</b> 1;
       <b>end</b> <b>if</b>;
-   <b>end</b> Next_Router;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_13">Next_Router</A>;
 
 
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#201_13">Prev_Router</A><FONT COLOR=red><A NAME="221_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#201_26">Fld</A> : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>;
-                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#202_26">Usr</A> : System.Address) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#46_12">C_Int</A>
+   <b>function</b> <FONT COLOR=red><A NAME="ref_203_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_13">Prev_Router</A></FONT> (<FONT COLOR=red><A NAME="ref_203_26" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_26">Fld</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>;
+                         <FONT COLOR=red><A NAME="ref_204_26" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_202_26">Usr</A></FONT> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_1926_9">Curses_Bool</A>
    <b>is</b>
    <b>is</b>
-      Arg  : <b>constant</b> Argument_Access := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#55_13">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#202_26">Usr</A>);
+      <FONT COLOR=red><A NAME="ref_206_7">Arg</A></FONT>  : <b>constant</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_235_41">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_202_26">Usr</A>);
    <b>begin</b>
    <b>begin</b>
-      <b>pragma</b> Assert (Arg /= <b>null</b> <b>and</b> <b>then</b> Arg.Cft /= Null_Field_Type
-                     <b>and</b> <b>then</b> Arg.Typ /= <b>null</b>);
-      <b>if</b> Arg.Cft.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#129_16">Prev</A> /= <b>null</b> <b>then</b>
-         <b>return</b> Arg.Cft.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#129_16">Prev</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#201_26">Fld</A>, Arg.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Usr</A>);
+      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_206_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_206_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>
+                     <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_206_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b>);
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_206_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_129_16">Prev</A> /= <b>null</b> <b>then</b>
+         <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_206_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_129_16">Prev</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_26">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_206_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
       <b>else</b>
          <b>return</b> 1;
       <b>end</b> <b>if</b>;
       <b>else</b>
          <b>return</b> 1;
       <b>end</b> <b>if</b>;
-   <b>end</b> Prev_Router;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_13">Prev_Router</A>;
 
    <FONT COLOR=green><EM>--  -----------------------------------------------------------------------</EM></FONT>
    <FONT COLOR=green><EM>--</EM></FONT>
 
    <FONT COLOR=green><EM>--  -----------------------------------------------------------------------</EM></FONT>
    <FONT COLOR=green><EM>--</EM></FONT>
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#148_13">C_Builtin_Router</A><FONT COLOR=red><A NAME="237_13"></A></FONT> <b>return</b> C_Field_Type
+   <b>function</b> <FONT COLOR=red><A NAME="ref_219_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_148_13">C_Builtin_Router</A></FONT> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>
    <b>is</b>
    <b>is</b>
-      <FONT COLOR=red><A NAME="239_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#78_12">Eti_Error</A>;
-      T   : C_Field_Type;
+      <FONT COLOR=red><A NAME="ref_221_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_78_12">Eti_Error</A>;
+      <FONT COLOR=red><A NAME="ref_222_7">T</A></FONT>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
    <b>begin</b>
    <b>begin</b>
-      <b>if</b> M_Builtin_Router = Null_Field_Type <b>then</b>
-         T := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#222_13">New_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#177_13">Field_Check_Router</A>'<b>Access</b>,
-                             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#185_13">Char_Check_Router</A>'<b>Access</b>);
-         <b>if</b> T = Null_Field_Type <b>then</b>
-            <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#289_4">Form_Exception</A>;
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_143_4">M_Builtin_Router</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
+         <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_222_7">T</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_222_13">New_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_13">Field_Check_Router</A>'<b>Access</b>,
+                             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A>'<b>Access</b>);
+         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_222_7">T</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
+            <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_290_4">Form_Exception</A>;
          <b>else</b>
          <b>else</b>
-            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#239_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#227_13">Set_Fieldtype_Arg</A> (T,
-                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#162_13">Make_Arg</A>'<b>Access</b>,
-                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#167_13">Copy_Arg</A>'<b>Access</b>,
-                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#172_14">Free_Arg</A>'<b>Access</b>);
-            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#239_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#80_4">E_Ok</A> <b>then</b>
-               <A HREF="terminal_interface-curses-aux__ads.htm#96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#239_7">Res</A>);
+            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_221_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_227_13">Set_Fieldtype_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_222_7">T</A>,
+                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_13">Make_Arg</A>'<b>Access</b>,
+                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A>'<b>Access</b>,
+                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A>'<b>Access</b>);
+            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_221_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
+               <A HREF="terminal_interface-curses-aux__ads.htm#ref_96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_221_7">Res</A>);
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
-         M_Builtin_Router := T;
+         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_143_4">M_Builtin_Router</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_222_7">T</A>;
       <b>end</b> <b>if</b>;
       <b>end</b> <b>if</b>;
-      <b>pragma</b> Assert (M_Builtin_Router /= Null_Field_Type);
-      <b>return</b> M_Builtin_Router;
-   <b>end</b> C_Builtin_Router;
+      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_143_4">M_Builtin_Router</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>);
+      <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_143_4">M_Builtin_Router</A>;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_148_13">C_Builtin_Router</A>;
 
    <FONT COLOR=green><EM>--  -----------------------------------------------------------------------</EM></FONT>
    <FONT COLOR=green><EM>--</EM></FONT>
 
    <FONT COLOR=green><EM>--  -----------------------------------------------------------------------</EM></FONT>
    <FONT COLOR=green><EM>--</EM></FONT>
-   <b>function</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#149_13">C_Choice_Router</A><FONT COLOR=red><A NAME="264_13"></A></FONT> <b>return</b> C_Field_Type
+   <b>function</b> <FONT COLOR=red><A NAME="ref_246_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_149_13">C_Choice_Router</A></FONT> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>
    <b>is</b>
    <b>is</b>
-      <FONT COLOR=red><A NAME="266_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#78_12">Eti_Error</A>;
-      T   : C_Field_Type;
+      <FONT COLOR=red><A NAME="ref_248_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_78_12">Eti_Error</A>;
+      <FONT COLOR=red><A NAME="ref_249_7">T</A></FONT>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
    <b>begin</b>
    <b>begin</b>
-      <b>if</b> M_Choice_Router = Null_Field_Type <b>then</b>
-         T := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#222_13">New_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#177_13">Field_Check_Router</A>'<b>Access</b>,
-                             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#185_13">Char_Check_Router</A>'<b>Access</b>);
-         <b>if</b> T = Null_Field_Type <b>then</b>
-            <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#289_4">Form_Exception</A>;
+      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_144_4">M_Choice_Router</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
+         <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_249_7">T</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_222_13">New_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_13">Field_Check_Router</A>'<b>Access</b>,
+                             <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A>'<b>Access</b>);
+         <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_249_7">T</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
+            <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_290_4">Form_Exception</A>;
          <b>else</b>
          <b>else</b>
-            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#266_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#227_13">Set_Fieldtype_Arg</A> (T,
-                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#162_13">Make_Arg</A>'<b>Access</b>,
-                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#167_13">Copy_Arg</A>'<b>Access</b>,
-                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#172_14">Free_Arg</A>'<b>Access</b>);
-            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#266_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#80_4">E_Ok</A> <b>then</b>
-               <A HREF="terminal_interface-curses-aux__ads.htm#96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#266_7">Res</A>);
+            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_248_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_227_13">Set_Fieldtype_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_249_7">T</A>,
+                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_13">Make_Arg</A>'<b>Access</b>,
+                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A>'<b>Access</b>,
+                                      <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A>'<b>Access</b>);
+            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_248_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
+               <A HREF="terminal_interface-curses-aux__ads.htm#ref_96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_248_7">Res</A>);
             <b>end</b> <b>if</b>;
 
             <b>end</b> <b>if</b>;
 
-            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#266_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#234_13">Set_Fieldtype_Choice</A> (T,
-                                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#193_13">Next_Router</A>'<b>Access</b>,
-                                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#201_13">Prev_Router</A>'<b>Access</b>);
-            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#266_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#80_4">E_Ok</A> <b>then</b>
-               <A HREF="terminal_interface-curses-aux__ads.htm#96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#266_7">Res</A>);
+            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_248_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_234_13">Set_Fieldtype_Choice</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_249_7">T</A>,
+                                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_13">Next_Router</A>'<b>Access</b>,
+                                         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_13">Prev_Router</A>'<b>Access</b>);
+            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_248_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
+               <A HREF="terminal_interface-curses-aux__ads.htm#ref_96_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_248_7">Res</A>);
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
             <b>end</b> <b>if</b>;
          <b>end</b> <b>if</b>;
-         M_Choice_Router := T;
+         <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_144_4">M_Choice_Router</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_249_7">T</A>;
       <b>end</b> <b>if</b>;
       <b>end</b> <b>if</b>;
-      <b>pragma</b> Assert (M_Choice_Router /= Null_Field_Type);
-      <b>return</b> M_Choice_Router;
-   <b>end</b> C_Choice_Router;
+      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_144_4">M_Choice_Router</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>);
+      <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_144_4">M_Choice_Router</A>;
+   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_149_13">C_Choice_Router</A>;
 
 
-<b>end</b> Terminal_Interface.Curses.Forms.Field_Types;
-</PRE></BODY></HTML>
\ No newline at end of file
+<b>end</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_49_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#ref_49_35">Forms</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_43_41">Field_Types</A>;
+</PRE></BODY></HTML>