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<HTML><HEAD><TITLE>terminal_interface-curses-forms-field_types-user-choice.adb</TITLE></HEAD>
<BODY>
<HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-forms-field_types-user-choice.adb </H1></DIV><HR>
<PRE>
<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
<FONT COLOR=green><EM>-- --</EM></FONT>
<FONT COLOR=green><EM>-- <A HREF="http://www.gnat.com">GNAT</A> ncurses Binding --</EM></FONT>
<FONT COLOR=green><EM>-- --</EM></FONT>
<FONT COLOR=green><EM>-- Terminal_Interface.Curses.Forms.Field_Types.User.Choice --</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>-- --</EM></FONT>
<FONT COLOR=green><EM>-- Permission is hereby granted, free of charge, to any person obtaining a --</EM></FONT>
<FONT COLOR=green><EM>-- copy of this software and associated documentation files (the --</EM></FONT>
<FONT COLOR=green><EM>-- "Software"), to deal in the Software without restriction, including --</EM></FONT>
<FONT COLOR=green><EM>-- without limitation the rights to use, copy, modify, merge, publish, --</EM></FONT>
<FONT COLOR=green><EM>-- distribute, distribute with modifications, sublicense, and/or sell --</EM></FONT>
<FONT COLOR=green><EM>-- copies of the Software, and to permit persons to whom the Software is --</EM></FONT>
<FONT COLOR=green><EM>-- furnished to do so, subject to the following conditions: --</EM></FONT>
<FONT COLOR=green><EM>-- --</EM></FONT>
<FONT COLOR=green><EM>-- The above copyright notice and this permission notice shall be included --</EM></FONT>
<FONT COLOR=green><EM>-- in all copies or substantial portions of the Software. --</EM></FONT>
<FONT COLOR=green><EM>-- --</EM></FONT>
<FONT COLOR=green><EM>-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --</EM></FONT>
<FONT COLOR=green><EM>-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --</EM></FONT>
<FONT COLOR=green><EM>-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --</EM></FONT>
<FONT COLOR=green><EM>-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --</EM></FONT>
<FONT COLOR=green><EM>-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --</EM></FONT>
<FONT COLOR=green><EM>-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --</EM></FONT>
<FONT COLOR=green><EM>-- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --</EM></FONT>
<FONT COLOR=green><EM>-- --</EM></FONT>
<FONT COLOR=green><EM>-- Except as contained in this notice, the name(s) of the above copyright --</EM></FONT>
<FONT COLOR=green><EM>-- holders shall not be used in advertising or otherwise to promote the --</EM></FONT>
<FONT COLOR=green><EM>-- sale, use or other dealings in this Software without prior written --</EM></FONT>
<FONT COLOR=green><EM>-- authorization. --</EM></FONT>
<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
<FONT COLOR=green><EM>-- Author: <A HREF="http://www.familiepfeifer.de/juergen">Jürgen Pfeifer</A>, 1996</EM></FONT>
<FONT COLOR=green><EM>-- Contact: <A HREF="http://www.familiepfeifer.de/Contact.aspx?Lang=en">www.familiepfeifer.de/Contact.aspx?Lang=en</A></EM></FONT>
<FONT COLOR=green><EM>-- Version Control:</EM></FONT>
<FONT COLOR=green><EM>-- @Revision: 1.9 @</EM></FONT>
<FONT COLOR=green><EM>-- Binding Version 01.00</EM></FONT>
<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT>
<b>with</b> Ada.Unchecked_Conversion;
<b>with</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C;
<b>with</b> <A HREF="terminal_interface__ads.htm#42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#49_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#51_35">Aux</A>; <b>use</b> <A HREF="terminal_interface__ads.htm#42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#49_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#51_35">Aux</A>;
<b>package</b> <b>body</b> <A HREF="terminal_interface__ads.htm#42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#49_28">Curses</A>.<A HREF="terminal_interface-curses-forms__ads.htm#49_35">Forms</A>.<A HREF="terminal_interface-curses-forms-field_types__ads.htm#44_41">Field_Types</A>.<A HREF="terminal_interface-curses-forms-field_types-user__ads.htm#44_53">User</A>.<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#44_58">Choice</A><FONT COLOR=red><A NAME="46_63"></A></FONT> <b>is</b>
<b>use</b> <b>type</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.int;
<b>function</b> <FONT COLOR=red><A NAME="50_13">To_Argument_Access</A></FONT> <b>is</b> <b>new</b> Ada.Unchecked_Conversion
(System.Address, <A HREF="terminal_interface-curses-forms-field_types__ads.htm#217_9">Argument_Access</A>);
<b>function</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#83_13">Generic_Next</A><FONT COLOR=red><A NAME="53_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#83_27">Fld</A> : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>;
<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#84_27">Usr</A> : System.Address) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#49_12">C_Int</A>
<b>is</b>
<FONT COLOR=red><A NAME="56_7">Result</A></FONT> : Boolean;
<FONT COLOR=red><A NAME="57_7">Udf</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#58_9">User_Defined_Field_Type_With_Choice_Access</A> :=
<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#58_9">User_Defined_Field_Type_With_Choice_Access</A>
(<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#50_13">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#84_27">Usr</A>).<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Typ</A>);
<b>begin</b>
<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#56_7">Result</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#61_13">Next</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#83_27">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#57_7">Udf</A>.<b>all</b>);
<b>return</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#49_12">C_Int</A> (Boolean'Pos (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#56_7">Result</A>));
<b>end</b> Generic_Next;
<b>function</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#90_13">Generic_Prev</A><FONT COLOR=red><A NAME="65_13"></A></FONT> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#90_27">Fld</A> : <A HREF="terminal_interface-curses-forms__ads.htm#56_9">Field</A>;
<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#91_27">Usr</A> : System.Address) <b>return</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#49_12">C_Int</A>
<b>is</b>
<FONT COLOR=red><A NAME="68_7">Result</A></FONT> : Boolean;
<FONT COLOR=red><A NAME="69_7">Udf</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#58_9">User_Defined_Field_Type_With_Choice_Access</A> :=
<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#58_9">User_Defined_Field_Type_With_Choice_Access</A>
(<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#50_13">To_Argument_Access</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#91_27">Usr</A>).<A HREF="terminal_interface-curses-forms-field_types__ads.htm#213_7">Typ</A>);
<b>begin</b>
<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#68_7">Result</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#68_13">Previous</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#90_27">Fld</A>, <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#69_7">Udf</A>.<b>all</b>);
<b>return</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#49_12">C_Int</A> (Boolean'Pos (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#68_7">Result</A>));
<b>end</b> Generic_Prev;
<FONT COLOR=green><EM>-- -----------------------------------------------------------------------</EM></FONT>
<FONT COLOR=green><EM>--</EM></FONT>
<b>function</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#81_13">C_Generic_Choice</A><FONT COLOR=red><A NAME="79_13"></A></FONT> <b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#133_9">C_Field_Type</A>
<b>is</b>
<FONT COLOR=red><A NAME="81_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#79_12">Eti_Error</A>;
<FONT COLOR=red><A NAME="82_7">T</A></FONT> : <A HREF="terminal_interface-curses-forms-field_types__ads.htm#133_9">C_Field_Type</A>;
<b>begin</b>
<b>if</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#143_4">M_Generic_Choice</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#135_4">Null_Field_Type</A> <b>then</b>
<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#82_7">T</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#223_13">New_Fieldtype</A> (<A HREF="terminal_interface-curses-forms-field_types-user__ads.htm#84_13">Generic_Field_Check</A>'<b>Access</b>,
<A HREF="terminal_interface-curses-forms-field_types-user__ads.htm#91_13">Generic_Char_Check</A>'<b>Access</b>);
<b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#82_7">T</A> = <A HREF="terminal_interface-curses-forms-field_types__ads.htm#135_4">Null_Field_Type</A> <b>then</b>
<b>raise</b> <A HREF="terminal_interface-curses-forms__ads.htm#289_4">Form_Exception</A>;
<b>else</b>
<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#81_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#228_13">Set_Fieldtype_Arg</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#82_7">T</A>,
<A HREF="terminal_interface-curses-forms-field_types__ads.htm#163_13">Make_Arg</A>'<b>Access</b>,
<A HREF="terminal_interface-curses-forms-field_types__ads.htm#168_13">Copy_Arg</A>'<b>Access</b>,
<A HREF="terminal_interface-curses-forms-field_types__ads.htm#173_14">Free_Arg</A>'<b>Access</b>);
<b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#81_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#81_4">E_Ok</A> <b>then</b>
<A HREF="terminal_interface-curses-aux__ads.htm#97_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#81_7">Res</A>);
<b>end</b> <b>if</b>;
<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#81_7">Res</A> := <A HREF="terminal_interface-curses-forms-field_types__ads.htm#235_13">Set_Fieldtype_Choice</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#82_7">T</A>,
<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#83_13">Generic_Next</A>'<b>Access</b>,
<A HREF="terminal_interface-curses-forms-field_types-user-choice__ads.htm#90_13">Generic_Prev</A>'<b>Access</b>);
<b>if</b> <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#81_7">Res</A> /= <A HREF="terminal_interface-curses-aux__ads.htm#81_4">E_Ok</A> <b>then</b>
<A HREF="terminal_interface-curses-aux__ads.htm#97_14">Eti_Exception</A> (<A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#81_7">Res</A>);
<b>end</b> <b>if</b>;
<b>end</b> <b>if</b>;
<A HREF="terminal_interface-curses-forms-field_types__ads.htm#143_4">M_Generic_Choice</A> := <A HREF="terminal_interface-curses-forms-field_types-user-choice__adb.htm#82_7">T</A>;
<b>end</b> <b>if</b>;
<b>pragma</b> Assert (<A HREF="terminal_interface-curses-forms-field_types__ads.htm#143_4">M_Generic_Choice</A> /= <A HREF="terminal_interface-curses-forms-field_types__ads.htm#135_4">Null_Field_Type</A>);
<b>return</b> <A HREF="terminal_interface-curses-forms-field_types__ads.htm#143_4">M_Generic_Choice</A>;
<b>end</b> C_Generic_Choice;
<b>end</b> Terminal_Interface.Curses.Forms.Field_Types.User.Choice;
</PRE></BODY></HTML>
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