1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"> 2<html> 3<head> 4<title>terminal_interface-curses-aux.ads</title> 5<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> 6<style type="text/css"> 7*.comment { 8 color: green; 9} 10*.symbol { 11 color: red; 12} 13</style> 14</head> 15<body> 16<hr><div style="text-align:center"><h1> File : terminal_interface-curses-aux.ads </h1></div><hr> 17<pre> 18<span class="comment"><em>------------------------------------------------------------------------------</em></span> 19<span class="comment"><em>-- --</em></span> 20<span class="comment"><em>-- <strong>GNAT</strong> ncurses Binding --</em></span> 21<span class="comment"><em>-- --</em></span> 22<span class="comment"><em>-- Terminal_Interface.Curses.Aux --</em></span> 23<span class="comment"><em>-- --</em></span> 24<span class="comment"><em>-- S P E C --</em></span> 25<span class="comment"><em>-- --</em></span> 26<span class="comment"><em>------------------------------------------------------------------------------</em></span> 27<span class="comment"><em>-- Copyright 2018,2020 Thomas E. Dickey --</em></span> 28<span class="comment"><em>-- Copyright 1998-2011,2014 Free Software Foundation, Inc. --</em></span> 29<span class="comment"><em>-- --</em></span> 30<span class="comment"><em>-- Permission is hereby granted, free of charge, to any person obtaining a --</em></span> 31<span class="comment"><em>-- copy of this software and associated documentation files (the --</em></span> 32<span class="comment"><em>-- "Software"), to deal in the Software without restriction, including --</em></span> 33<span class="comment"><em>-- without limitation the rights to use, copy, modify, merge, publish, --</em></span> 34<span class="comment"><em>-- distribute, distribute with modifications, sublicense, and/or sell --</em></span> 35<span class="comment"><em>-- copies of the Software, and to permit persons to whom the Software is --</em></span> 36<span class="comment"><em>-- furnished to do so, subject to the following conditions: --</em></span> 37<span class="comment"><em>-- --</em></span> 38<span class="comment"><em>-- The above copyright notice and this permission notice shall be included --</em></span> 39<span class="comment"><em>-- in all copies or substantial portions of the Software. --</em></span> 40<span class="comment"><em>-- --</em></span> 41<span class="comment"><em>-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --</em></span> 42<span class="comment"><em>-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --</em></span> 43<span class="comment"><em>-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --</em></span> 44<span class="comment"><em>-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --</em></span> 45<span class="comment"><em>-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --</em></span> 46<span class="comment"><em>-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --</em></span> 47<span class="comment"><em>-- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --</em></span> 48<span class="comment"><em>-- --</em></span> 49<span class="comment"><em>-- Except as contained in this notice, the name(s) of the above copyright --</em></span> 50<span class="comment"><em>-- holders shall not be used in advertising or otherwise to promote the --</em></span> 51<span class="comment"><em>-- sale, use or other dealings in this Software without prior written --</em></span> 52<span class="comment"><em>-- authorization. --</em></span> 53<span class="comment"><em>------------------------------------------------------------------------------</em></span> 54<span class="comment"><em>-- Author: Juergen Pfeifer, 1996</em></span> 55<span class="comment"><em>-- Version Control:</em></span> 56<span class="comment"><em>-- @Revision: 1.25 @</em></span> 57<span class="comment"><em>-- Binding Version 01.00</em></span> 58<span class="comment"><em>------------------------------------------------------------------------------</em></span> 59<b>with</b> System; 60<b>with</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C; 61<b>with</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.Strings; <b>use</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.Strings; 62 63<b>package</b> <a href="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</a>.<a href="terminal_interface-curses__ads.htm#ref_48_28">Curses</a>.<span class="symbol"><a name="ref_46_35" href="terminal_interface-curses-aux__adb.htm#ref_42_40">Aux</a></span> <b>is</b> 64 <b>pragma</b> Preelaborate (<a href="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</a>.<a href="terminal_interface-curses__ads.htm#ref_48_28">Curses</a>.<a href="terminal_interface-curses-aux__ads.htm#ref_46_35">Aux</a>); 65 66 <b>subtype</b> <span class="symbol"><a name="ref_49_12">C_Int</a></span> <b>is</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.int; 67 <b>subtype</b> <span class="symbol"><a name="ref_50_12">C_Short</a></span> <b>is</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.short; 68 <b>subtype</b> <span class="symbol"><a name="ref_51_12">C_Long_Int</a></span> <b>is</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.long; 69 <b>subtype</b> <span class="symbol"><a name="ref_52_12">C_Size_T</a></span> <b>is</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.size_t; 70 <b>subtype</b> <span class="symbol"><a name="ref_53_12">C_UInt</a></span> <b>is</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.unsigned; 71 <b>subtype</b> <span class="symbol"><a name="ref_54_12">C_ULong</a></span> <b>is</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.unsigned_long; 72 <b>subtype</b> <span class="symbol"><a name="ref_55_12">C_Char_Ptr</a></span> <b>is</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C.Strings.chars_ptr; 73 <b>type</b> <span class="symbol"><a name="ref_56_12">C_Void_Ptr</a></span> <b>is</b> <b>new</b> System.Address; 74 75 <span class="comment"><em>-- This is how those constants are defined in ncurses. I see them also</em></span> 76 <span class="comment"><em>-- exactly like this in all ETI implementations I ever tested. So it</em></span> 77 <span class="comment"><em>-- could be that this is quite general, but please check with your curses.</em></span> 78 <span class="comment"><em>-- This is critical, because curses sometime mixes Boolean returns with</em></span> 79 <span class="comment"><em>-- returning an error status.</em></span> 80 <span class="symbol"><a name="ref_63_4">Curses_Ok</a></span> : <b>constant</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a> := <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_12_4">OK</a>; 81 <span class="symbol"><a name="ref_64_4">Curses_Err</a></span> : <b>constant</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a> := <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_13_4">ERR</a>; 82 83 <span class="symbol"><a name="ref_66_4">Curses_True</a></span> : <b>constant</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a> := <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_15_4">TRUE</a>; 84 <span class="symbol"><a name="ref_67_4">Curses_False</a></span> : <b>constant</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a> := <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_16_4">FALSE</a>; 85 86 <span class="comment"><em>-- Eti_Error: type for error codes returned by the menu and form subsystem</em></span> 87 <b>type</b> <span class="symbol"><a name="ref_70_9" href="terminal_interface-curses-aux__ads.htm#ref_46_35">Eti_Error</a></span> <b>is</b> 88 (<span class="symbol"><a name="ref_71_7">E_Current</a></span>, 89 <span class="symbol"><a name="ref_72_7">E_Invalid_Field</a></span>, 90 <span class="symbol"><a name="ref_73_7">E_Request_Denied</a></span>, 91 <span class="symbol"><a name="ref_74_7">E_Not_Connected</a></span>, 92 <span class="symbol"><a name="ref_75_7">E_Not_Selectable</a></span>, 93 <span class="symbol"><a name="ref_76_7">E_No_Match</a></span>, 94 <span class="symbol"><a name="ref_77_7">E_Unknown_Command</a></span>, 95 <span class="symbol"><a name="ref_78_7">E_Not_Posted</a></span>, 96 <span class="symbol"><a name="ref_79_7">E_No_Room</a></span>, 97 <span class="symbol"><a name="ref_80_7">E_Bad_State</a></span>, 98 <span class="symbol"><a name="ref_81_7">E_Connected</a></span>, 99 <span class="symbol"><a name="ref_82_7">E_Posted</a></span>, 100 <span class="symbol"><a name="ref_83_7">E_Bad_Argument</a></span>, 101 <span class="symbol"><a name="ref_84_7">E_System_Error</a></span>, 102 <span class="symbol"><a name="ref_85_7">E_Ok</a></span>); 103 104 <b>procedure</b> <span class="symbol"><a name="ref_87_14" href="terminal_interface-curses-aux__adb.htm#ref_95_14">Eti_Exception</a></span> (<span class="symbol"><a name="ref_87_29" href="terminal_interface-curses-aux__adb.htm#ref_95_29">Code</a></span> : <a href="terminal_interface-curses-aux__ads.htm#ref_70_9">Eti_Error</a>); 105 <span class="comment"><em>-- Do nothing if Code = E_Ok.</em></span> 106 <span class="comment"><em>-- Else dispatch the error code and raise the appropriate exception.</em></span> 107 108 <b>procedure</b> <span class="symbol"><a name="ref_91_14" href="terminal_interface-curses-aux__adb.htm#ref_45_14">Fill_String</a></span> (<span class="symbol"><a name="ref_91_27" href="terminal_interface-curses-aux__adb.htm#ref_45_27">Cp</a></span> : chars_ptr; 109 <span class="symbol"><a name="ref_92_27" href="terminal_interface-curses-aux__adb.htm#ref_46_27">Str</a></span> : <b>out</b> String); 110 <span class="comment"><em>-- Fill the Str parameter with the string denoted by the chars_ptr</em></span> 111 <span class="comment"><em>-- C-Style string.</em></span> 112 113 <b>function</b> <span class="symbol"><a name="ref_96_13" href="terminal_interface-curses-aux__adb.htm#ref_74_13">Fill_String</a></span> (<span class="symbol"><a name="ref_96_26" href="terminal_interface-curses-aux__adb.htm#ref_74_26">Cp</a></span> : chars_ptr) <b>return</b> String; 114 <span class="comment"><em>-- Same but as function.</em></span> 115 116<b>private</b> 117 <b>for</b> <a href="terminal_interface-curses-aux__ads.htm#ref_70_9">Eti_Error</a>'Size <b>use</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a>'Size; 118 <b>pragma</b> Convention (C, <a href="terminal_interface-curses-aux__ads.htm#ref_70_9">Eti_Error</a>); 119 <b>for</b> <a href="terminal_interface-curses-aux__ads.htm#ref_70_9">Eti_Error</a> <b>use</b> 120 (<a href="terminal_interface-curses-aux__ads.htm#ref_71_7">E_Current</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_94_4">E_CURRENT</a>, 121 <a href="terminal_interface-curses-aux__ads.htm#ref_72_7">E_Invalid_Field</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_93_4">E_INVALID_FIELD</a>, 122 <a href="terminal_interface-curses-aux__ads.htm#ref_73_7">E_Request_Denied</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_92_4">E_REQUEST_DENIED</a>, 123 <a href="terminal_interface-curses-aux__ads.htm#ref_74_7">E_Not_Connected</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_91_4">E_NOT_CONNECTED</a>, 124 <a href="terminal_interface-curses-aux__ads.htm#ref_75_7">E_Not_Selectable</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_90_4">E_NOT_SELECTABLE</a>, 125 <a href="terminal_interface-curses-aux__ads.htm#ref_76_7">E_No_Match</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_89_4">E_NO_MATCH</a>, 126 <a href="terminal_interface-curses-aux__ads.htm#ref_77_7">E_Unknown_Command</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_88_4">E_UNKNOWN_COMMAND</a>, 127 <a href="terminal_interface-curses-aux__ads.htm#ref_78_7">E_Not_Posted</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_87_4">E_NOT_POSTED</a>, 128 <a href="terminal_interface-curses-aux__ads.htm#ref_79_7">E_No_Room</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_86_4">E_NO_ROOM</a>, 129 <a href="terminal_interface-curses-aux__ads.htm#ref_80_7">E_Bad_State</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_85_4">E_BAD_STATE</a>, 130 <a href="terminal_interface-curses-aux__ads.htm#ref_81_7">E_Connected</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_84_4">E_CONNECTED</a>, 131 <a href="terminal_interface-curses-aux__ads.htm#ref_82_7">E_Posted</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_83_4">E_POSTED</a>, 132 <a href="terminal_interface-curses-aux__ads.htm#ref_83_7">E_Bad_Argument</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_82_4">E_BAD_ARGUMENT</a>, 133 <a href="terminal_interface-curses-aux__ads.htm#ref_84_7">E_System_Error</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_81_4">E_SYSTEM_ERROR</a>, 134 <a href="terminal_interface-curses-aux__ads.htm#ref_85_7">E_Ok</a> => <a href="terminal_interface-curses_constants__ads.htm#ref_6_28">Curses_Constants</a>.<a href="terminal_interface-curses_constants__ads.htm#ref_80_4">E_OK</a>); 135<b>end</b> <a href="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</a>.<a href="terminal_interface-curses__ads.htm#ref_48_28">Curses</a>.<a href="terminal_interface-curses-aux__ads.htm#ref_46_35">Aux</a>; 136</pre></body></html> 137