1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 2<HTML><HEAD><TITLE>terminal_interface-curses-termcap.adb</TITLE></HEAD> 3<BODY> 4<HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-termcap.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.Termcap --</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) 2000-2004,2006 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: 1.11 @</EM></FONT> 44<FONT COLOR=green><EM>-- @Date: 2006/06/25 14:30:22 @</EM></FONT> 45<FONT COLOR=green><EM>-- Binding Version 01.00</EM></FONT> 46<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT> 47 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> <A HREF="interfac__ads.htm#ref_38_9">Interfaces</A>.C; <b>use</b> <A HREF="interfac__ads.htm#ref_38_9">Interfaces</A>.C; 50<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; 51 52<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>.<FONT COLOR=red><A NAME="ref_47_40" HREF="terminal_interface-curses-termcap__ads.htm#ref_42_35">Termcap</A></FONT> <b>is</b> 53 54 <b>function</b> <FONT COLOR=red><A NAME="ref_49_13" HREF="terminal_interface-curses-termcap__ads.htm#ref_59_13">Get_Entry</A></FONT> (<FONT COLOR=red><A NAME="ref_49_24" HREF="terminal_interface-curses-termcap__ads.htm#ref_59_24">Name</A></FONT> : String) <b>return</b> Boolean 55 <b>is</b> 56 <b>function</b> <FONT COLOR=red><A NAME="ref_51_16">tgetent</A></FONT> (<FONT COLOR=red><A NAME="ref_51_25" HREF="terminal_interface-curses-termcap__adb.htm#ref_51_16">name</A></FONT> : char_array; <FONT COLOR=red><A NAME="ref_51_44" HREF="terminal_interface-curses-termcap__adb.htm#ref_51_16">val</A></FONT> : char_array) 57 <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_55_12">C_Int</A>; 58 <b>pragma</b> Import (C, tgetent, "tgetent"); 59 <FONT COLOR=red><A NAME="ref_54_7">NameTxt</A></FONT> : char_array (0 .. <A HREF="terminal_interface-curses-termcap__ads.htm#ref_59_24">Name</A>'Length); 60 <FONT COLOR=red><A NAME="ref_55_7">Length</A></FONT> : size_t; 61 <FONT COLOR=red><A NAME="ref_56_7">ignored</A></FONT> : <b>constant</b> char_array (0 .. 0) := (0 => nul); 62 <FONT COLOR=red><A NAME="ref_57_7">result</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_55_12">C_Int</A>; 63 <b>begin</b> 64 To_C (<A HREF="terminal_interface-curses-termcap__ads.htm#ref_59_24">Name</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_54_7">NameTxt</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_55_7">Length</A>); 65 <A HREF="terminal_interface-curses-termcap__adb.htm#ref_57_7">result</A> := <A HREF="terminal_interface-curses-termcap__adb.htm#ref_51_16">tgetent</A> (char_array (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_56_7">ignored</A>), <A HREF="terminal_interface-curses-termcap__adb.htm#ref_54_7">NameTxt</A>); 66 <b>if</b> <A HREF="terminal_interface-curses-termcap__adb.htm#ref_57_7">result</A> = -1 <b>then</b> 67 <b>raise</b> <A HREF="terminal_interface-curses__ads.htm#ref_383_4">Curses_Exception</A>; 68 <b>else</b> 69 <b>return</b> Boolean'Val (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_57_7">result</A>); 70 <b>end</b> <b>if</b>; 71 <b>end</b> <A HREF="terminal_interface-curses-termcap__ads.htm#ref_59_13">Get_Entry</A>; 72 73<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT> 74 <b>function</b> <FONT COLOR=red><A NAME="ref_69_13" HREF="terminal_interface-curses-termcap__ads.htm#ref_63_13">Get_Flag</A></FONT> (<FONT COLOR=red><A NAME="ref_69_23" HREF="terminal_interface-curses-termcap__ads.htm#ref_63_23">Name</A></FONT> : String) <b>return</b> Boolean 75 <b>is</b> 76 <b>function</b> <FONT COLOR=red><A NAME="ref_71_16">tgetflag</A></FONT> (<FONT COLOR=red><A NAME="ref_71_26" HREF="terminal_interface-curses-termcap__adb.htm#ref_71_16">id</A></FONT> : char_array) <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_55_12">C_Int</A>; 77 <b>pragma</b> Import (C, tgetflag, "tgetflag"); 78 <FONT COLOR=red><A NAME="ref_73_7">Txt</A></FONT> : char_array (0 .. <A HREF="terminal_interface-curses-termcap__ads.htm#ref_63_23">Name</A>'Length); 79 <FONT COLOR=red><A NAME="ref_74_7">Length</A></FONT> : size_t; 80 <b>begin</b> 81 To_C (<A HREF="terminal_interface-curses-termcap__ads.htm#ref_63_23">Name</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_73_7">Txt</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_74_7">Length</A>); 82 <b>if</b> <A HREF="terminal_interface-curses-termcap__adb.htm#ref_71_16">tgetflag</A> (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_73_7">Txt</A>) = 0 <b>then</b> 83 <b>return</b> False; 84 <b>else</b> 85 <b>return</b> True; 86 <b>end</b> <b>if</b>; 87 <b>end</b> <A HREF="terminal_interface-curses-termcap__ads.htm#ref_63_13">Get_Flag</A>; 88 89<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT> 90 <b>procedure</b> <FONT COLOR=red><A NAME="ref_85_14" HREF="terminal_interface-curses-termcap__ads.htm#ref_67_14">Get_Number</A></FONT> (<FONT COLOR=red><A NAME="ref_85_26" HREF="terminal_interface-curses-termcap__ads.htm#ref_67_26">Name</A></FONT> : <b>in</b> String; 91 <FONT COLOR=red><A NAME="ref_86_26" HREF="terminal_interface-curses-termcap__ads.htm#ref_68_26">Value</A></FONT> : <b>out</b> Integer; 92 <FONT COLOR=red><A NAME="ref_87_26" HREF="terminal_interface-curses-termcap__ads.htm#ref_69_26">Result</A></FONT> : <b>out</b> Boolean) 93 <b>is</b> 94 <b>function</b> <FONT COLOR=red><A NAME="ref_89_16">tgetnum</A></FONT> (<FONT COLOR=red><A NAME="ref_89_25" HREF="terminal_interface-curses-termcap__adb.htm#ref_89_16">id</A></FONT> : char_array) <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_55_12">C_Int</A>; 95 <b>pragma</b> Import (C, tgetnum, "tgetnum"); 96 <FONT COLOR=red><A NAME="ref_91_7">Txt</A></FONT> : char_array (0 .. <A HREF="terminal_interface-curses-termcap__ads.htm#ref_67_26">Name</A>'Length); 97 <FONT COLOR=red><A NAME="ref_92_7">Length</A></FONT> : size_t; 98 <b>begin</b> 99 To_C (<A HREF="terminal_interface-curses-termcap__ads.htm#ref_67_26">Name</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_91_7">Txt</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_92_7">Length</A>); 100 <A HREF="terminal_interface-curses-termcap__ads.htm#ref_68_26">Value</A> := Integer (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_89_16">tgetnum</A> (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_91_7">Txt</A>)); 101 <b>if</b> <A HREF="terminal_interface-curses-termcap__ads.htm#ref_68_26">Value</A> = -1 <b>then</b> 102 <A HREF="terminal_interface-curses-termcap__ads.htm#ref_69_26">Result</A> := False; 103 <b>else</b> 104 <A HREF="terminal_interface-curses-termcap__ads.htm#ref_69_26">Result</A> := True; 105 <b>end</b> <b>if</b>; 106 <b>end</b> <A HREF="terminal_interface-curses-termcap__ads.htm#ref_67_14">Get_Number</A>; 107 108<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT> 109 <b>procedure</b> <FONT COLOR=red><A NAME="ref_104_14" HREF="terminal_interface-curses-termcap__ads.htm#ref_73_14">Get_String</A></FONT> (<FONT COLOR=red><A NAME="ref_104_26" HREF="terminal_interface-curses-termcap__ads.htm#ref_73_26">Name</A></FONT> : String; 110 <FONT COLOR=red><A NAME="ref_105_26" HREF="terminal_interface-curses-termcap__ads.htm#ref_74_26">Value</A></FONT> : <b>out</b> String; 111 <FONT COLOR=red><A NAME="ref_106_26" HREF="terminal_interface-curses-termcap__ads.htm#ref_75_26">Result</A></FONT> : <b>out</b> Boolean) 112 <b>is</b> 113 <b>function</b> <FONT COLOR=red><A NAME="ref_108_16">tgetstr</A></FONT> (<FONT COLOR=red><A NAME="ref_108_25" HREF="terminal_interface-curses-termcap__adb.htm#ref_108_16">id</A></FONT> : char_array; 114 <FONT COLOR=red><A NAME="ref_109_25" HREF="terminal_interface-curses-termcap__adb.htm#ref_108_16">buf</A></FONT> : char_array) <b>return</b> chars_ptr; 115 <b>pragma</b> Import (C, tgetstr, "tgetstr"); 116 <FONT COLOR=red><A NAME="ref_111_7">Txt</A></FONT> : char_array (0 .. <A HREF="terminal_interface-curses-termcap__ads.htm#ref_73_26">Name</A>'Length); 117 <FONT COLOR=red><A NAME="ref_112_7">Length</A></FONT> : size_t; 118 <FONT COLOR=red><A NAME="ref_113_7">Txt2</A></FONT> : chars_ptr; 119 <b>type</b> t <b>is</b> <b>new</b> char_array (0 .. 1024); <FONT COLOR=green><EM>-- does it need to be 1024?</EM></FONT> 120 <FONT COLOR=red><A NAME="ref_115_7">Return_Buffer</A></FONT> : <b>constant</b> t := (<b>others</b> => nul); 121 <b>begin</b> 122 To_C (<A HREF="terminal_interface-curses-termcap__ads.htm#ref_73_26">Name</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_111_7">Txt</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_112_7">Length</A>); 123 <A HREF="terminal_interface-curses-termcap__adb.htm#ref_113_7">Txt2</A> := <A HREF="terminal_interface-curses-termcap__adb.htm#ref_108_16">tgetstr</A> (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_111_7">Txt</A>, char_array (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_115_7">Return_Buffer</A>)); 124 <b>if</b> <A HREF="terminal_interface-curses-termcap__adb.htm#ref_113_7">Txt2</A> = Null_Ptr <b>then</b> 125 <A HREF="terminal_interface-curses-termcap__ads.htm#ref_75_26">Result</A> := False; 126 <b>else</b> 127 <A HREF="terminal_interface-curses-termcap__ads.htm#ref_74_26">Value</A> := <A HREF="terminal_interface-curses-aux__ads.htm#ref_121_13">Fill_String</A> (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_113_7">Txt2</A>); 128 <A HREF="terminal_interface-curses-termcap__ads.htm#ref_75_26">Result</A> := True; 129 <b>end</b> <b>if</b>; 130 <b>end</b> <A HREF="terminal_interface-curses-termcap__ads.htm#ref_73_14">Get_String</A>; 131 132 <b>function</b> <FONT COLOR=red><A NAME="ref_127_13" HREF="terminal_interface-curses-termcap__ads.htm#ref_76_13">Get_String</A></FONT> (<FONT COLOR=red><A NAME="ref_127_25" HREF="terminal_interface-curses-termcap__ads.htm#ref_76_25">Name</A></FONT> : String) <b>return</b> Boolean 133 <b>is</b> 134 <b>function</b> <FONT COLOR=red><A NAME="ref_129_16">tgetstr</A></FONT> (<FONT COLOR=red><A NAME="ref_129_25" HREF="terminal_interface-curses-termcap__adb.htm#ref_129_16">Id</A></FONT> : char_array; 135 <FONT COLOR=red><A NAME="ref_130_25" HREF="terminal_interface-curses-termcap__adb.htm#ref_129_16">buf</A></FONT> : char_array) <b>return</b> chars_ptr; 136 <b>pragma</b> Import (C, tgetstr, "tgetstr"); 137 <FONT COLOR=red><A NAME="ref_132_7">Txt</A></FONT> : char_array (0 .. <A HREF="terminal_interface-curses-termcap__ads.htm#ref_76_25">Name</A>'Length); 138 <FONT COLOR=red><A NAME="ref_133_7">Length</A></FONT> : size_t; 139 <FONT COLOR=red><A NAME="ref_134_7">Txt2</A></FONT> : chars_ptr; 140 <b>type</b> t <b>is</b> <b>new</b> char_array (0 .. 1024); <FONT COLOR=green><EM>-- does it need to be 1024?</EM></FONT> 141 <FONT COLOR=red><A NAME="ref_136_7">Phony_Txt</A></FONT> : <b>constant</b> t := (<b>others</b> => nul); 142 <b>begin</b> 143 To_C (<A HREF="terminal_interface-curses-termcap__ads.htm#ref_76_25">Name</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_132_7">Txt</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_133_7">Length</A>); 144 <A HREF="terminal_interface-curses-termcap__adb.htm#ref_134_7">Txt2</A> := <A HREF="terminal_interface-curses-termcap__adb.htm#ref_129_16">tgetstr</A> (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_132_7">Txt</A>, char_array (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_136_7">Phony_Txt</A>)); 145 <b>if</b> <A HREF="terminal_interface-curses-termcap__adb.htm#ref_134_7">Txt2</A> = Null_Ptr <b>then</b> 146 <b>return</b> False; 147 <b>else</b> 148 <b>return</b> True; 149 <b>end</b> <b>if</b>; 150 <b>end</b> <A HREF="terminal_interface-curses-termcap__ads.htm#ref_76_13">Get_String</A>; 151 152<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT> 153 <b>function</b> <FONT COLOR=red><A NAME="ref_148_13" HREF="terminal_interface-curses-termcap__ads.htm#ref_53_13">TGoto</A></FONT> (<FONT COLOR=red><A NAME="ref_148_20" HREF="terminal_interface-curses-termcap__ads.htm#ref_53_20">Cap</A></FONT> : String; 154 <FONT COLOR=red><A NAME="ref_149_20" HREF="terminal_interface-curses-termcap__ads.htm#ref_54_20">Col</A></FONT> : <A HREF="terminal_interface-curses__ads.htm#ref_61_9">Column_Position</A>; 155 <FONT COLOR=red><A NAME="ref_150_20" HREF="terminal_interface-curses-termcap__ads.htm#ref_55_20">Row</A></FONT> : <A HREF="terminal_interface-curses__ads.htm#ref_60_9">Line_Position</A>) <b>return</b> Termcap_String <b>is</b> 156 <b>function</b> <FONT COLOR=red><A NAME="ref_151_16">tgoto</A></FONT> (<FONT COLOR=red><A NAME="ref_151_23" HREF="terminal_interface-curses-termcap__adb.htm#ref_151_16">cap</A></FONT> : char_array; 157 <FONT COLOR=red><A NAME="ref_152_23" HREF="terminal_interface-curses-termcap__adb.htm#ref_151_16">col</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_55_12">C_Int</A>; 158 <FONT COLOR=red><A NAME="ref_153_23" HREF="terminal_interface-curses-termcap__adb.htm#ref_151_16">row</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_55_12">C_Int</A>) <b>return</b> chars_ptr; 159 <b>pragma</b> Import (C, tgoto); 160 <FONT COLOR=red><A NAME="ref_155_7">Txt</A></FONT> : char_array (0 .. <A HREF="terminal_interface-curses-termcap__ads.htm#ref_53_20">Cap</A>'Length); 161 <FONT COLOR=red><A NAME="ref_156_7">Length</A></FONT> : size_t; 162 <b>begin</b> 163 To_C (<A HREF="terminal_interface-curses-termcap__ads.htm#ref_53_20">Cap</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_155_7">Txt</A>, <A HREF="terminal_interface-curses-termcap__adb.htm#ref_156_7">Length</A>); 164 <b>return</b> Termcap_String (<A HREF="terminal_interface-curses-aux__ads.htm#ref_121_13">Fill_String</A> 165 (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_151_16">tgoto</A> (<A HREF="terminal_interface-curses-termcap__adb.htm#ref_155_7">Txt</A>, <A HREF="terminal_interface-curses-aux__ads.htm#ref_55_12">C_Int</A> (<A HREF="terminal_interface-curses-termcap__ads.htm#ref_54_20">Col</A>), <A HREF="terminal_interface-curses-aux__ads.htm#ref_55_12">C_Int</A> (<A HREF="terminal_interface-curses-termcap__ads.htm#ref_55_20">Row</A>)))); 166 <b>end</b> <A HREF="terminal_interface-curses-termcap__ads.htm#ref_53_13">TGoto</A>; 167 168<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-termcap__ads.htm#ref_42_35">Termcap</A>; 169</PRE></BODY></HTML> 170