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<HR><DIV style="text-align:center"><H1> File : terminal_interface-curses-forms-field_types.adb </H1></DIV><HR>
<PRE>
<span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
<span class="comment"><EM>--                                                                          --</EM></span>
<span class="comment"><EM>--                           <A HREF="http://www.gnat.com">GNAT</A> ncurses Binding                           --</EM></span>
<span class="comment"><EM>--                                                                          --</EM></span>
<span class="comment"><EM>--                 Terminal_Interface.Curses.Forms.Field_Types              --</EM></span>
<span class="comment"><EM>--                                                                          --</EM></span>
<span class="comment"><EM>--                                 B O D Y                                  --</EM></span>
<span class="comment"><EM>--                                                                          --</EM></span>
<span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
<span class="comment"><EM>-- Copyright (c) 1998-2011,2014 Free Software Foundation, Inc.              --</EM></span>
<span class="comment"><EM>--                                                                          --</EM></span>
<span class="comment"><EM>-- Permission is hereby granted, free of charge, to any person obtaining a  --</EM></span>
<span class="comment"><EM>-- copy of this software and associated documentation files (the            --</EM></span>
<span class="comment"><EM>-- "Software"), to deal in the Software without restriction, including      --</EM></span>
<span class="comment"><EM>-- without limitation the rights to use, copy, modify, merge, publish,      --</EM></span>
<span class="comment"><EM>-- distribute, distribute with modifications, sublicense, and/or sell       --</EM></span>
<span class="comment"><EM>-- copies of the Software, and to permit persons to whom the Software is    --</EM></span>
<span class="comment"><EM>-- furnished to do so, subject to the following conditions:                 --</EM></span>
<span class="comment"><EM>--                                                                          --</EM></span>
<span class="comment"><EM>-- The above copyright notice and this permission notice shall be included  --</EM></span>
<span class="comment"><EM>-- in all copies or substantial portions of the Software.                   --</EM></span>
<span class="comment"><EM>--                                                                          --</EM></span>
<span class="comment"><EM>-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  --</EM></span>
<span class="comment"><EM>-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               --</EM></span>
<span class="comment"><EM>-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   --</EM></span>
<span class="comment"><EM>-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   --</EM></span>
<span class="comment"><EM>-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    --</EM></span>
<span class="comment"><EM>-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    --</EM></span>
<span class="comment"><EM>-- THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               --</EM></span>
<span class="comment"><EM>--                                                                          --</EM></span>
<span class="comment"><EM>-- Except as contained in this notice, the name(s) of the above copyright   --</EM></span>
<span class="comment"><EM>-- holders shall not be used in advertising or otherwise to promote the     --</EM></span>
<span class="comment"><EM>-- sale, use or other dealings in this Software without prior written       --</EM></span>
<span class="comment"><EM>-- authorization.                                                           --</EM></span>
<span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
<span class="comment"><EM>--  Author:  Juergen Pfeifer, 1996</EM></span>
<span class="comment"><EM>--  Version Control:</EM></span>
<span class="comment"><EM>--  @Revision: 1.28 @</EM></span>
<span class="comment"><EM>--  @Date: 2014/09/13 19:00:47 @</EM></span>
<span class="comment"><EM>--  Binding Version 01.00</EM></span>
<span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
<b>with</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_47_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_45_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_47_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_45_35">Aux</A>;
<b>with</b> Ada.Unchecked_Deallocation;
<b>with</b> System.Address_To_Access_Conversions;

<span class="comment"><EM>--  |</EM></span>
<span class="comment"><EM>--  |=====================================================================</EM></span>
<span class="comment"><EM>--  | man page form_fieldtype.3x</EM></span>
<span class="comment"><EM>--  |=====================================================================</EM></span>
<span class="comment"><EM>--  |</EM></span>
<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_47_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#ref_45_35">Forms</A>.<span class="symbol"><A NAME="ref_51_46" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_44_41">Field_Types</A></span> <b>is</b>

   <b>use</b> <b>type</b> System.Address;

   <b>package</b> Argument_Conversions <b>is</b>
      <b>new</b> System.Address_To_Access_Conversions (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_211_9">Argument</A>);

   <b>function</b> <span class="symbol"><A NAME="ref_58_13">Get_Fieldtype</A></span> (<span class="symbol"><A NAME="ref_58_28" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_58_13">F</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_51_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> <span class="symbol"><A NAME="ref_61_13">Get_Arg</A></span> (<span class="symbol"><A NAME="ref_61_22" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_61_13">F</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_51_9">Field</A>) <b>return</b> System.Address;
   <b>pragma</b> Import (C, Get_Arg, "field_arg");
   <span class="comment"><EM>--  |</EM></span>
   <span class="comment"><EM>--  |=====================================================================</EM></span>
   <span class="comment"><EM>--  | man page form_field_validation.3x</EM></span>
   <span class="comment"><EM>--  |=====================================================================</EM></span>
   <span class="comment"><EM>--  |</EM></span>
   <span class="comment"><EM>--  |</EM></span>
   <span class="comment"><EM>--  |</EM></span>
   <b>function</b> <span class="symbol"><A NAME="ref_70_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_13">Get_Type</A></span> (<span class="symbol"><A NAME="ref_70_23" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_23">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_51_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>
      <span class="symbol"><A NAME="ref_72_7">Low_Level</A></span> : <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_58_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_23">Fld</A>);
      <span class="symbol"><A NAME="ref_73_7">Arg</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>;
   <b>begin</b>
      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_72_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>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_72_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_72_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_72_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_72_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_73_7">Arg</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>
         (Argument_Conversions.To_Pointer (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_61_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_73_7">Arg</A> = <b>null</b> <b>then</b>
               <b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_287_4">Form_Exception</A>;
            <b>else</b>
               <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_73_7">Arg</A>.<b>all</b>.<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>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#ref_287_4">Form_Exception</A>;
         <b>end</b> <b>if</b>;
      <b>end</b> <b>if</b>;
   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_79_13">Get_Type</A>;

   <b>function</b> <span class="symbol"><A NAME="ref_96_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_13">Copy_Arg</A></span> (<span class="symbol"><A NAME="ref_96_23" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_167_23">Usr</A></span> : System.Address) <b>return</b> System.Address
   <b>is</b>
   <b>begin</b>
      <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>procedure</b> <span class="symbol"><A NAME="ref_102_14" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A></span> (<span class="symbol"><A NAME="ref_102_24" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_24">Usr</A></span> : System.Address)
   <b>is</b>
      <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>);

      <span class="symbol"><A NAME="ref_109_7">To_Be_Free</A></span> : <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_216_9">Argument_Access</A> (Argument_Conversions.To_Pointer (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_24">Usr</A>));
      <span class="symbol"><A NAME="ref_111_7">Low_Level</A></span>  : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
   <b>begin</b>
      <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_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_109_7">To_Be_Free</A>.<b>all</b>.<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_111_7">Low_Level</A> := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_7">To_Be_Free</A>.<b>all</b>.<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_111_7">Low_Level</A>.<b>all</b>.<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_111_7">Low_Level</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_126_10">Freearg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_7">To_Be_Free</A>.<b>all</b>.<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>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_7">To_Be_Free</A>.<b>all</b>.<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_109_7">To_Be_Free</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_212_7">Typ</A>);
         <b>end</b> <b>if</b>;
         Freeargs (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_109_7">To_Be_Free</A>);
      <b>end</b> <b>if</b>;
   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_172_14">Free_Arg</A>;

   <b>procedure</b> <span class="symbol"><A NAME="ref_127_14" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_14">Wrap_Builtin</A></span> (<span class="symbol"><A NAME="ref_127_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_51_9">Field</A>;
                           <span class="symbol"><A NAME="ref_128_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_152_28">Typ</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_52_9">Field_Type</A>'Class;
                           <span class="symbol"><A NAME="ref_129_28" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_153_28">Cft</A></span> : <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>
      <span class="symbol"><A NAME="ref_131_7">Usr_Arg</A></span>   : <b>constant</b> System.Address := <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_61_13">Get_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>);
      <span class="symbol"><A NAME="ref_132_7">Low_Level</A></span> : <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_58_13">Get_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>);
      <span class="symbol"><A NAME="ref_133_7">Arg</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>;
      <b>function</b> <span class="symbol"><A NAME="ref_134_16">Set_Fld_Type</A></span> (<span class="symbol"><A NAME="ref_134_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_134_16">F</A></span>    : <A HREF="terminal_interface-curses-forms__ads.htm#ref_51_9">Field</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_28">Fld</A>;
                             <span class="symbol"><A NAME="ref_135_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_134_16">Cf</A></span>   : <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>;
                             <span class="symbol"><A NAME="ref_136_30" HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_134_16">Arg1</A></span> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_216_9">Argument_Access</A>) <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_69_9">Eti_Error</A>;
      <b>pragma</b> Import (C, Set_Fld_Type, "set_field_type_user");

   <b>begin</b>
      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_132_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_287_4">Form_Exception</A>;
      <b>else</b>
         <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_133_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_58_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_131_7">Usr_Arg</A> /= System.Null_Address <b>then</b>
            <b>if</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_132_7">Low_Level</A>.<b>all</b>.<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_133_7">Arg</A>.<b>all</b>.<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_132_7">Low_Level</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_125_10">Copyarg</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_131_7">Usr_Arg</A>);
            <b>else</b>
               <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_133_7">Arg</A>.<b>all</b>.<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_131_7">Usr_Arg</A>;
            <b>end</b> <b>if</b>;
         <b>end</b> <b>if</b>;

         <A HREF="terminal_interface-curses-aux__ads.htm#ref_86_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_134_16">Set_Fld_Type</A> (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_136_30">Arg1</A> =&gt; <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_133_7">Arg</A>));
      <b>end</b> <b>if</b>;
   <b>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_151_14">Wrap_Builtin</A>;

   <b>function</b> <span class="symbol"><A NAME="ref_159_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_13">Field_Check_Router</A></span> (<span class="symbol"><A NAME="ref_159_33" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_33">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_51_9">Field</A>;
                                <span class="symbol"><A NAME="ref_160_33" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_178_33">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2098_9">Curses_Bool</A>
   <b>is</b>
      <span class="symbol"><A NAME="ref_162_7">Arg</A></span>  : <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_216_9">Argument_Access</A> (Argument_Conversions.To_Pointer (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_178_33">Usr</A>));
   <b>begin</b>
      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_162_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_162_7">Arg</A>.<b>all</b>.<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_162_7">Arg</A>.<b>all</b>.<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_162_7">Arg</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<b>all</b>.<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_162_7">Arg</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<b>all</b>.<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_162_7">Arg</A>.<b>all</b>.<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>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_177_13">Field_Check_Router</A>;

   <b>function</b> <span class="symbol"><A NAME="ref_174_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A></span> (<span class="symbol"><A NAME="ref_174_32" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_32">Ch</A></span>  : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_46_12">C_Int</A>;
                               <span class="symbol"><A NAME="ref_175_32" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_186_32">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2098_9">Curses_Bool</A>
   <b>is</b>
      <span class="symbol"><A NAME="ref_177_7">Arg</A></span>  : <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_216_9">Argument_Access</A> (Argument_Conversions.To_Pointer (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_186_32">Usr</A>));
   <b>begin</b>
      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_177_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_177_7">Arg</A>.<b>all</b>.<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_177_7">Arg</A>.<b>all</b>.<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_177_7">Arg</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<b>all</b>.<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_177_7">Arg</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<b>all</b>.<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_177_7">Arg</A>.<b>all</b>.<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>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_185_13">Char_Check_Router</A>;

   <b>function</b> <span class="symbol"><A NAME="ref_189_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_13">Next_Router</A></span> (<span class="symbol"><A NAME="ref_189_26" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_26">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_51_9">Field</A>;
                         <span class="symbol"><A NAME="ref_190_26" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_194_26">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2098_9">Curses_Bool</A>
   <b>is</b>
      <span class="symbol"><A NAME="ref_192_7">Arg</A></span>  : <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_216_9">Argument_Access</A> (Argument_Conversions.To_Pointer (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_194_26">Usr</A>));
   <b>begin</b>
      <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>.<b>all</b>.<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>.<b>all</b>.<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>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<b>all</b>.<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>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<b>all</b>.<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>.<b>all</b>.<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>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_193_13">Next_Router</A>;

   <b>function</b> <span class="symbol"><A NAME="ref_204_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_13">Prev_Router</A></span> (<span class="symbol"><A NAME="ref_204_26" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_26">Fld</A></span> : <A HREF="terminal_interface-curses-forms__ads.htm#ref_51_9">Field</A>;
                         <span class="symbol"><A NAME="ref_205_26" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_202_26">Usr</A></span> : System.Address) <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2098_9">Curses_Bool</A>
   <b>is</b>
      <span class="symbol"><A NAME="ref_207_7">Arg</A></span>  : <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_216_9">Argument_Access</A> (Argument_Conversions.To_Pointer (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_202_26">Usr</A>));
   <b>begin</b>
      <b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_207_7">Arg</A> /= <b>null</b> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-forms-field_types__adb.htm#ref_207_7">Arg</A>.<b>all</b>.<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_207_7">Arg</A>.<b>all</b>.<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_207_7">Arg</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<b>all</b>.<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_207_7">Arg</A>.<b>all</b>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_214_7">Cft</A>.<b>all</b>.<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_207_7">Arg</A>.<b>all</b>.<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>end</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_201_13">Prev_Router</A>;

   <span class="comment"><EM>--  -----------------------------------------------------------------------</EM></span>
   <span class="comment"><EM>--</EM></span>
   <b>function</b> <span class="symbol"><A NAME="ref_221_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_148_13">C_Builtin_Router</A></span> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>
   <b>is</b>
      <span class="symbol"><A NAME="ref_223_7">T</A></span>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
   <b>begin</b>
      <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_223_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_223_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_287_4">Form_Exception</A>;
         <b>else</b>
            <A HREF="terminal_interface-curses-aux__ads.htm#ref_86_14">Eti_Exception</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_223_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>end</b> <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__adb.htm#ref_223_7">T</A>;
      <b>end</b> <b>if</b>;
      <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>;

   <span class="comment"><EM>--  -----------------------------------------------------------------------</EM></span>
   <span class="comment"><EM>--</EM></span>
   <b>function</b> <span class="symbol"><A NAME="ref_244_13" HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_149_13">C_Choice_Router</A></span> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>
   <b>is</b>
      <span class="symbol"><A NAME="ref_246_7">T</A></span>   : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_132_9">C_Field_Type</A>;
   <b>begin</b>
      <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_246_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_246_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_287_4">Form_Exception</A>;
         <b>else</b>
            <A HREF="terminal_interface-curses-aux__ads.htm#ref_86_14">Eti_Exception</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_246_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>));

            <A HREF="terminal_interface-curses-aux__ads.htm#ref_86_14">Eti_Exception</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_246_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>end</b> <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__adb.htm#ref_246_7">T</A>;
      <b>end</b> <b>if</b>;
      <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> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_47_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#ref_45_35">Forms</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#ref_44_41">Field_Types</A>;
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