doc/html/ada/terminal_interface-curses-forms-field_types__adb.htm

   1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
   2 <HTML><HEAD><TITLE>terminal_interface-curses-forms-field_types.adb</TITLE></HEAD>
   3 <BODY>
   4 <HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-forms-field_types.adb </H1></DIV><HR>
   5 <PRE>
   6 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
   7 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
   8 <FONT COLOR=green><EM>--                           <A HREF="http://www.gnat.com">GNAT</A> ncurses Binding                           --</EM></FONT>
   9 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
  10 <FONT COLOR=green><EM>--                 Terminal_Interface.Curses.Forms.Field_Types              --</EM></FONT>
  11 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
  12 <FONT COLOR=green><EM>--                                 B O D Y                                  --</EM></FONT>
  13 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
  14 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
  15 <FONT COLOR=green><EM>-- Copyright (c) 1998-2004,2006 Free Software Foundation, Inc.              --</EM></FONT>
  16 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
  17 <FONT COLOR=green><EM>-- Permission is hereby granted, free of charge, to any person obtaining a  --</EM></FONT>
  18 <FONT COLOR=green><EM>-- copy of this software and associated documentation files (the            --</EM></FONT>
  19 <FONT COLOR=green><EM>-- "Software"), to deal in the Software without restriction, including      --</EM></FONT>
  20 <FONT COLOR=green><EM>-- without limitation the rights to use, copy, modify, merge, publish,      --</EM></FONT>
  21 <FONT COLOR=green><EM>-- distribute, distribute with modifications, sublicense, and/or sell       --</EM></FONT>
  22 <FONT COLOR=green><EM>-- copies of the Software, and to permit persons to whom the Software is    --</EM></FONT>
  23 <FONT COLOR=green><EM>-- furnished to do so, subject to the following conditions:                 --</EM></FONT>
  24 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
  25 <FONT COLOR=green><EM>-- The above copyright notice and this permission notice shall be included  --</EM></FONT>
  26 <FONT COLOR=green><EM>-- in all copies or substantial portions of the Software.                   --</EM></FONT>
  27 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
  28 <FONT COLOR=green><EM>-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  --</EM></FONT>
  29 <FONT COLOR=green><EM>-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               --</EM></FONT>
  30 <FONT COLOR=green><EM>-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   --</EM></FONT>
  31 <FONT COLOR=green><EM>-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   --</EM></FONT>
  32 <FONT COLOR=green><EM>-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    --</EM></FONT>
  33 <FONT COLOR=green><EM>-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    --</EM></FONT>
  34 <FONT COLOR=green><EM>-- THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               --</EM></FONT>
  35 <FONT COLOR=green><EM>--                                                                          --</EM></FONT>
  36 <FONT COLOR=green><EM>-- Except as contained in this notice, the name(s) of the above copyright   --</EM></FONT>
  37 <FONT COLOR=green><EM>-- holders shall not be used in advertising or otherwise to promote the     --</EM></FONT>
  38 <FONT COLOR=green><EM>-- sale, use or other dealings in this Software without prior written       --</EM></FONT>
  39 <FONT COLOR=green><EM>-- authorization.                                                           --</EM></FONT>
  40 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
  41 <FONT COLOR=green><EM>--  Author:  Juergen Pfeifer, 1996</EM></FONT>
  42 <FONT COLOR=green><EM>--  Version Control:</EM></FONT>
  43 <FONT COLOR=green><EM>--  @Revision: 1.19 @</EM></FONT>
  44 <FONT COLOR=green><EM>--  @Date: 2006/06/25 14:24:40 @</EM></FONT>
  45 <FONT COLOR=green><EM>--  Binding Version 01.00</EM></FONT>
  46 <FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
  47 <b>with</b> <A HREF="interfac__ads.htm#ref_38_9">Interfaces</A>.C;
  48 <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>;
  49 <b>with</b> Ada.Unchecked_Deallocation;
  50 <b>with</b> Ada.Unchecked_Conversion;
  51 <FONT COLOR=green><EM>--  |</EM></FONT>
  52 <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
  53 <FONT COLOR=green><EM>--  | man page form_fieldtype.3x</EM></FONT>
  54 <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
  55 <FONT COLOR=green><EM>--  |</EM></FONT>
  56 <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_51_46" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_43_41">Field_Types</A></FONT> <b>is</b>
  57
  58    <b>use</b> <b>type</b> <A HREF="interfac__ads.htm#ref_38_9">Interfaces</A>.C.int;
  59    <b>use</b> <b>type</b> System.Address;
  60
  61    <b>pragma</b> Warnings (Off);
  62    <b>function</b> To_Argument_Access <b>is</b> <b>new</b> Ada.Unchecked_Conversion
  63      (System.Address, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>);
  64    <b>pragma</b> Warnings (On);
  65
  66    <b>function</b> <FONT COLOR=red><A NAME="ref_61_13">Get_Fieldtype</A></FONT> (<FONT COLOR=red><A NAME="ref_61_28" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_61_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>;
  67    <b>pragma</b> Import (C, Get_Fieldtype, "field_type");
  68
  69    <b>function</b> <FONT COLOR=red><A NAME="ref_64_13">Get_Arg</A></FONT> (<FONT COLOR=red><A NAME="ref_64_22" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_64_13">F</A></FONT> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_56_9">Field</A>) <b>return</b> System.Address;
  70    <b>pragma</b> Import (C, Get_Arg, "field_arg");
  71    <FONT COLOR=green><EM>--  |</EM></FONT>
  72    <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
  73    <FONT COLOR=green><EM>--  | man page form_field_validation.3x</EM></FONT>
  74    <FONT COLOR=green><EM>--  |=====================================================================</EM></FONT>
  75    <FONT COLOR=green><EM>--  |</EM></FONT>
  76    <FONT COLOR=green><EM>--  |</EM></FONT>
  77    <FONT COLOR=green><EM>--  |</EM></FONT>
  78    <b>function</b> <FONT COLOR=red><A NAME="ref_73_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_13">Get_Type</A></FONT> (<FONT COLOR=red><A NAME="ref_73_23" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_23">Fld</A></FONT> : <b>in</b> <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>
  79    <b>is</b>
  80       <FONT COLOR=red><A NAME="ref_75_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_61_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_23">Fld</A>);
  81       <FONT COLOR=red><A NAME="ref_76_7">Arg</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>;
  82    <b>begin</b>
  83       <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_75_7">Low_Level</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
  84          <b>return</b> <b>null</b>;
  85       <b>else</b>
  86          <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_75_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>
  87            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_75_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>
  88            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_75_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>
  89            <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_75_7">Low_Level</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_142_4">M_Generic_Choice</A> <b>then</b>
  90             <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_76_7">Arg</A> := To_Argument_Access (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_64_13">Get_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_23">Fld</A>));
  91             <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_76_7">Arg</A> = <b>null</b> <b>then</b>
  92                <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_286_4">Form_Exception</A>;
  93             <b>else</b>
  94                <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_76_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>;
  95             <b>end</b> <b>if</b>;
  96          <b>else</b>
  97             <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_286_4">Form_Exception</A>;
  98          <b>end</b> <b>if</b>;
  99       <b>end</b> <b>if</b>;
 100    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_13">Get_Type</A>;
 101
 102    <b>function</b> <FONT COLOR=red><A NAME="ref_97_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_13">Make_Arg</A></FONT> (<FONT COLOR=red><A NAME="ref_97_23" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_23">Args</A></FONT> : System.Address) <b>return</b> System.Address
 103    <b>is</b>
 104       <FONT COLOR=green><EM>--  Actually args is a double indirected pointer to the arguments</EM></FONT>
 105       <FONT COLOR=green><EM>--  of a C variable argument list. In theory it is now quite</EM></FONT>
 106       <FONT COLOR=green><EM>--  complicated to write portable routine that reads the arguments,</EM></FONT>
 107       <FONT COLOR=green><EM>--  because one has to know the growth direction of the stack and</EM></FONT>
 108       <FONT COLOR=green><EM>--  the sizes of the individual arguments.</EM></FONT>
 109       <FONT COLOR=green><EM>--  Fortunately we are only interested in the first argument (#0),</EM></FONT>
 110       <FONT COLOR=green><EM>--  we know its size and for the first arg we don't care about</EM></FONT>
 111       <FONT COLOR=green><EM>--  into which stack direction we have to proceed. We simply</EM></FONT>
 112       <FONT COLOR=green><EM>--  resolve the double indirection and thats it.</EM></FONT>
 113       <b>type</b> <FONT COLOR=red><A NAME="ref_108_12">V</A></FONT> <b>is</b> <b>access</b> <b>all</b> System.Address;
 114       <b>function</b> To_Access <b>is</b> <b>new</b> Ada.Unchecked_Conversion (System.Address,
 115                                                           <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_108_12">V</A>);
 116    <b>begin</b>
 117       <b>return</b> To_Access (To_Access (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_23">Args</A>).<b>all</b>).<b>all</b>;
 118    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_13">Make_Arg</A>;
 119
 120    <b>function</b> <FONT COLOR=red><A NAME="ref_115_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A></FONT> (<FONT COLOR=red><A NAME="ref_115_23" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_23">Usr</A></FONT> : System.Address) <b>return</b> System.Address
 121    <b>is</b>
 122    <b>begin</b>
 123       <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_23">Usr</A>;
 124    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A>;
 125
 126    <b>procedure</b> <FONT COLOR=red><A NAME="ref_121_14" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A></FONT> (<FONT COLOR=red><A NAME="ref_121_24" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_24">Usr</A></FONT> : <b>in</b> System.Address)
 127    <b>is</b>
 128       <b>procedure</b> Free_Type <b>is</b> <b>new</b> Ada.Unchecked_Deallocation
 129         (<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>);
 130       <b>procedure</b> Freeargs <b>is</b> <b>new</b> Ada.Unchecked_Deallocation
 131         (<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>);
 132
 133       <FONT COLOR=red><A NAME="ref_128_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>);
 134       <FONT COLOR=red><A NAME="ref_129_7">Low_Level</A></FONT>  : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
 135    <b>begin</b>
 136       <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_7">To_Be_Free</A> /= <b>null</b> <b>then</b>
 137          <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_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>
 138             <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_129_7">Low_Level</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_7">To_Be_Free</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>;
 139             <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_129_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>
 140                <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_129_7">Low_Level</A>.<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_129_7">Freearg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_7">To_Be_Free</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
 141             <b>end</b> <b>if</b>;
 142          <b>end</b> <b>if</b>;
 143          <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_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>
 144             Free_Type (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_7">To_Be_Free</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>);
 145          <b>end</b> <b>if</b>;
 146          Freeargs (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_128_7">To_Be_Free</A>);
 147       <b>end</b> <b>if</b>;
 148    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A>;
 149
 150    <b>procedure</b> <FONT COLOR=red><A NAME="ref_145_14" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_14">Wrap_Builtin</A></FONT> (<FONT COLOR=red><A NAME="ref_145_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>;
 151                            <FONT COLOR=red><A NAME="ref_146_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;
 152                            <FONT COLOR=red><A NAME="ref_147_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>)
 153    <b>is</b>
 154       <FONT COLOR=red><A NAME="ref_149_7">Usr_Arg</A></FONT>   : <b>constant</b> System.Address := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_64_13">Get_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>);
 155       <FONT COLOR=red><A NAME="ref_150_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_61_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>);
 156       <FONT COLOR=red><A NAME="ref_151_7">Arg</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>;
 157       <FONT COLOR=red><A NAME="ref_152_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_78_12">Eti_Error</A>;
 158       <b>function</b> <FONT COLOR=red><A NAME="ref_153_16">Set_Fld_Type</A></FONT> (<FONT COLOR=red><A NAME="ref_153_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_153_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>;
 159                              <FONT COLOR=red><A NAME="ref_154_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_153_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>;
 160                              <FONT COLOR=red><A NAME="ref_155_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_153_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>;
 161       <b>pragma</b> Import (C, Set_Fld_Type, "set_field_type");
 162
 163    <b>begin</b>
 164       <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_150_7">Low_Level</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A>);
 165       <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>
 166          <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_286_4">Form_Exception</A>;
 167       <b>else</b>
 168          <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_151_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,
 169                               <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>),
 170                               <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_61_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>));
 171          <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_149_7">Usr_Arg</A> /= System.Null_Address <b>then</b>
 172             <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_150_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>
 173                <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_151_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_150_7">Low_Level</A>.<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_150_7">Copyarg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_149_7">Usr_Arg</A>);
 174             <b>else</b>
 175                <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_151_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_149_7">Usr_Arg</A>;
 176             <b>end</b> <b>if</b>;
 177          <b>end</b> <b>if</b>;
 178
 179          <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_152_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_153_16">Set_Fld_Type</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_155_30">Arg1</A> =&gt; <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_151_7">Arg</A>);
 180          <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_152_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
 181             <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_152_7">Res</A>);
 182          <b>end</b> <b>if</b>;
 183       <b>end</b> <b>if</b>;
 184    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_14">Wrap_Builtin</A>;
 185
 186    <b>function</b> <FONT COLOR=red><A NAME="ref_181_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_13">Field_Check_Router</A></FONT> (<FONT COLOR=red><A NAME="ref_181_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>;
 187                                 <FONT COLOR=red><A NAME="ref_182_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-forms-field_types__ads.htm#ref_46_12">C_Int</A>
 188    <b>is</b>
 189       <FONT COLOR=red><A NAME="ref_184_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>);
 190    <b>begin</b>
 191       <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_184_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_184_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>
 192                      <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_184_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b>);
 193       <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_184_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>
 194          <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_184_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_184_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
 195       <b>else</b>
 196          <b>return</b> 1;
 197       <b>end</b> <b>if</b>;
 198    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_13">Field_Check_Router</A>;
 199
 200    <b>function</b> <FONT COLOR=red><A NAME="ref_195_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A></FONT> (<FONT COLOR=red><A NAME="ref_195_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>;
 201                                <FONT COLOR=red><A NAME="ref_196_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-forms-field_types__ads.htm#ref_46_12">C_Int</A>
 202    <b>is</b>
 203       <FONT COLOR=red><A NAME="ref_198_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>);
 204    <b>begin</b>
 205       <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_198_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_198_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>
 206                      <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_198_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b>);
 207       <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_198_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>
 208          <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_198_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_198_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
 209       <b>else</b>
 210          <b>return</b> 1;
 211       <b>end</b> <b>if</b>;
 212    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A>;
 213
 214    <b>function</b> <FONT COLOR=red><A NAME="ref_209_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_13">Next_Router</A></FONT> (<FONT COLOR=red><A NAME="ref_209_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>;
 215                          <FONT COLOR=red><A NAME="ref_210_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-forms-field_types__ads.htm#ref_46_12">C_Int</A>
 216    <b>is</b>
 217       <FONT COLOR=red><A NAME="ref_212_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>);
 218    <b>begin</b>
 219       <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_212_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_212_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>
 220                      <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_212_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b>);
 221       <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_212_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>
 222          <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_212_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_212_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
 223       <b>else</b>
 224          <b>return</b> 1;
 225       <b>end</b> <b>if</b>;
 226    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_13">Next_Router</A>;
 227
 228    <b>function</b> <FONT COLOR=red><A NAME="ref_223_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_13">Prev_Router</A></FONT> (<FONT COLOR=red><A NAME="ref_223_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>;
 229                          <FONT COLOR=red><A NAME="ref_224_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-forms-field_types__ads.htm#ref_46_12">C_Int</A>
 230    <b>is</b>
 231       <FONT COLOR=red><A NAME="ref_226_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>);
 232    <b>begin</b>
 233       <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_226_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_226_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>
 234                      <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_226_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A> /= <b>null</b>);
 235       <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_226_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>
 236          <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_226_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_226_7">Arg</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_213_7">Usr</A>);
 237       <b>else</b>
 238          <b>return</b> 1;
 239       <b>end</b> <b>if</b>;
 240    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_13">Prev_Router</A>;
 241
 242    <FONT COLOR=green><EM>--  -----------------------------------------------------------------------</EM></FONT>
 243    <FONT COLOR=green><EM>--</EM></FONT>
 244    <b>function</b> <FONT COLOR=red><A NAME="ref_239_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>
 245    <b>is</b>
 246       <FONT COLOR=red><A NAME="ref_241_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_78_12">Eti_Error</A>;
 247       <FONT COLOR=red><A NAME="ref_242_7">T</A></FONT>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
 248    <b>begin</b>
 249       <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>
 250          <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_242_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>,
 251                              <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A>'<b>Access</b>);
 252          <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_242_7">T</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
 253             <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_286_4">Form_Exception</A>;
 254          <b>else</b>
 255             <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_241_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_242_7">T</A>,
 256                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_13">Make_Arg</A>'<b>Access</b>,
 257                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A>'<b>Access</b>,
 258                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A>'<b>Access</b>);
 259             <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_241_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
 260                <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_241_7">Res</A>);
 261             <b>end</b> <b>if</b>;
 262          <b>end</b> <b>if</b>;
 263          <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_242_7">T</A>;
 264       <b>end</b> <b>if</b>;
 265       <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>);
 266       <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_143_4">M_Builtin_Router</A>;
 267    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_148_13">C_Builtin_Router</A>;
 268
 269    <FONT COLOR=green><EM>--  -----------------------------------------------------------------------</EM></FONT>
 270    <FONT COLOR=green><EM>--</EM></FONT>
 271    <b>function</b> <FONT COLOR=red><A NAME="ref_266_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>
 272    <b>is</b>
 273       <FONT COLOR=red><A NAME="ref_268_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_78_12">Eti_Error</A>;
 274       <FONT COLOR=red><A NAME="ref_269_7">T</A></FONT>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
 275    <b>begin</b>
 276       <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>
 277          <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_269_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>,
 278                              <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A>'<b>Access</b>);
 279          <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_269_7">T</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_134_4">Null_Field_Type</A> <b>then</b>
 280             <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_286_4">Form_Exception</A>;
 281          <b>else</b>
 282             <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_268_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_269_7">T</A>,
 283                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_162_13">Make_Arg</A>'<b>Access</b>,
 284                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A>'<b>Access</b>,
 285                                       <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A>'<b>Access</b>);
 286             <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_268_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
 287                <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_268_7">Res</A>);
 288             <b>end</b> <b>if</b>;
 289
 290             <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_268_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_269_7">T</A>,
 291                                          <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_13">Next_Router</A>'<b>Access</b>,
 292                                          <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_13">Prev_Router</A>'<b>Access</b>);
 293             <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_268_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#ref_80_4">E_Ok</A> <b>then</b>
 294                <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_268_7">Res</A>);
 295             <b>end</b> <b>if</b>;
 296          <b>end</b> <b>if</b>;
 297          <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_269_7">T</A>;
 298       <b>end</b> <b>if</b>;
 299       <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>);
 300       <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_144_4">M_Choice_Router</A>;
 301    <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_149_13">C_Choice_Router</A>;
 302
 303 <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>;
 304 </PRE></BODY></HTML>