ncurses 5.6 - patch 20070505
[ncurses.git] / doc / html / ada / terminal_interface-curses-text_io-aux__adb.htm
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4 <HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-text_io-aux.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.Text_IO.Aux                  --</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) 1998,2006 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: 1.12 @</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>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-text_io__ads.htm#ref_44_35">Text_IO</A>.<FONT COLOR=red><A NAME="ref_42_48" HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_42_51">Aux</A></FONT> <b>is</b>
48
49    <b>procedure</b> <FONT COLOR=red><A NAME="ref_44_14" HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_48_14">Put_Buf</A></FONT>
50      (<FONT COLOR=red><A NAME="ref_45_7" HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_49_7">Win</A></FONT>    : <b>in</b> <A HREF="terminal_interface-curses__ads.htm#ref_57_9">Window</A>;
51       <FONT COLOR=red><A NAME="ref_46_7" HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A></FONT>    : <b>in</b> String;
52       <FONT COLOR=red><A NAME="ref_47_7" HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_51_7">Width</A></FONT>  : <b>in</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_50_12">Field</A>;
53       <FONT COLOR=red><A NAME="ref_48_7" HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_52_7">Signal</A></FONT> : <b>in</b> Boolean := True;
54       <FONT COLOR=red><A NAME="ref_49_7" HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_53_7">Ljust</A></FONT>  : <b>in</b> Boolean := False)
55    <b>is</b>
56       <FONT COLOR=red><A NAME="ref_51_7">L</A></FONT>   : <A HREF="terminal_interface-curses-text_io__ads.htm#ref_50_12">Field</A>;
57       <FONT COLOR=red><A NAME="ref_52_7">Len</A></FONT> : <A HREF="terminal_interface-curses-text_io__ads.htm#ref_50_12">Field</A>;
58       <FONT COLOR=red><A NAME="ref_53_7">W</A></FONT>   : <A HREF="terminal_interface-curses-text_io__ads.htm#ref_50_12">Field</A> := <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_51_7">Width</A>;
59       <FONT COLOR=red><A NAME="ref_54_7">LC</A></FONT>  : <A HREF="terminal_interface-curses__ads.htm#ref_63_12">Line_Count</A>;
60       <FONT COLOR=red><A NAME="ref_55_7">CC</A></FONT>  : <A HREF="terminal_interface-curses__ads.htm#ref_65_12">Column_Count</A>;
61       <FONT COLOR=red><A NAME="ref_56_7">Y</A></FONT>   : <A HREF="terminal_interface-curses__ads.htm#ref_60_9">Line_Position</A>;
62       <FONT COLOR=red><A NAME="ref_57_7">X</A></FONT>   : <A HREF="terminal_interface-curses__ads.htm#ref_61_9">Column_Position</A>;
63
64       <b>procedure</b> <FONT COLOR=red><A NAME="ref_59_17" HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_61_17">Output</A></FONT> (<FONT COLOR=red><A NAME="ref_59_25" HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_61_25">From</A></FONT>, <FONT COLOR=red><A NAME="ref_59_31" HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_61_31">To</A></FONT> : <A HREF="terminal_interface-curses-text_io__ads.htm#ref_50_12">Field</A>);
65
66       <b>procedure</b> <FONT COLOR=red><A NAME="ref_61_17" HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_59_17">Output</A></FONT> (<FONT COLOR=red><A NAME="ref_61_25" HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_59_25">From</A></FONT>, <FONT COLOR=red><A NAME="ref_61_31" HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_59_31">To</A></FONT> : <A HREF="terminal_interface-curses-text_io__ads.htm#ref_50_12">Field</A>)
67       <b>is</b>
68       <b>begin</b>
69          <b>if</b> <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A> &gt; 0 <b>then</b>
70             <b>if</b> <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A> = 0 <b>then</b>
71                <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A> := <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A>;
72             <b>end</b> <b>if</b>;
73             <b>if</b> <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A> &gt; <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A> <b>then</b>
74                <FONT COLOR=green><EM>--  LRM A10.6 (7) says this</EM></FONT>
75                <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A> := <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A>;
76             <b>end</b> <b>if</b>;
77
78             <b>pragma</b> Assert (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A> &lt;= <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A>);
79             <A HREF="terminal_interface-curses__ads.htm#ref_1228_14">Get_Size</A> (<A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_49_7">Win</A>, <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_54_7">LC</A>, <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_55_7">CC</A>);
80             <b>if</b> <A HREF="terminal_interface-curses__ads.htm#ref_65_12">Column_Count</A> (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A>) &gt; <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_55_7">CC</A> <b>then</b>
81                <b>if</b> <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_52_7">Signal</A> <b>then</b>
82                   <b>raise</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_134_4">Layout_Error</A>;
83                <b>else</b>
84                   <b>return</b>;
85                <b>end</b> <b>if</b>;
86             <b>else</b>
87                <b>if</b> <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A> &lt; <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A> <b>and</b> <b>then</b> <b>not</b> <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_53_7">Ljust</A> <b>then</b>
88                   <b>declare</b>
89                      <FONT COLOR=red><A NAME="ref_84_22">Filler</A></FONT> : <b>constant</b> String (1 .. (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A> - <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A>))
90                        := (<b>others</b> =&gt; ' ');
91                   <b>begin</b>
92                      <A HREF="terminal_interface-curses-text_io__ads.htm#ref_115_14">Put</A> (<A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_49_7">Win</A>, <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_84_22">Filler</A>);
93                   <b>end</b>;
94                <b>end</b> <b>if</b>;
95                <A HREF="terminal_interface-curses__ads.htm#ref_1244_14">Get_Cursor_Position</A> (<A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_49_7">Win</A>, <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_56_7">Y</A>, <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_57_7">X</A>);
96                <b>if</b> (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_57_7">X</A> + <A HREF="terminal_interface-curses__ads.htm#ref_61_9">Column_Position</A> (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A>)) &gt; <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_55_7">CC</A> <b>then</b>
97                   <A HREF="terminal_interface-curses-text_io__ads.htm#ref_86_14">New_Line</A> (<A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_49_7">Win</A>);
98                <b>end</b> <b>if</b>;
99                <A HREF="terminal_interface-curses-text_io__ads.htm#ref_115_14">Put</A> (<A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_49_7">Win</A>, <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A> (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_59_25">From</A> .. <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_59_31">To</A>));
100                <b>if</b> <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A> &lt; <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_53_7">Ljust</A> <b>then</b>
101                   <b>declare</b>
102                      <FONT COLOR=red><A NAME="ref_97_22">Filler</A></FONT> : <b>constant</b> String (1 .. (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_53_7">W</A> - <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A>))
103                        := (<b>others</b> =&gt; ' ');
104                   <b>begin</b>
105                      <A HREF="terminal_interface-curses-text_io__ads.htm#ref_115_14">Put</A> (<A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_49_7">Win</A>, <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_97_22">Filler</A>);
106                   <b>end</b>;
107                <b>end</b> <b>if</b>;
108             <b>end</b> <b>if</b>;
109          <b>end</b> <b>if</b>;
110       <b>end</b> <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_59_17">Output</A>;
111
112    <b>begin</b>
113       <b>pragma</b> Assert (<A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_49_7">Win</A> /= <A HREF="terminal_interface-curses__ads.htm#ref_58_4">Null_Window</A>);
114       <b>if</b> <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_53_7">Ljust</A> <b>then</b>
115          <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A> := 1;
116          <b>for</b> <FONT COLOR=red><A NAME="ref_111_14">I</A></FONT> <b>in</b> 1 .. <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A>'Length <b>loop</b>
117             <b>exit</b> <b>when</b> <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A> (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A>) = ' ';
118             <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A> := <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A> + 1;
119          <b>end</b> <b>loop</b>;
120          <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A> := <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A> - 1;
121          <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_59_17">Output</A> (1, <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A>);
122       <b>else</b>  <FONT COLOR=green><EM>-- input buffer is not left justified</EM></FONT>
123          <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A> := <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A>'Length;
124          <b>for</b> <FONT COLOR=red><A NAME="ref_119_14">I</A></FONT> <b>in</b> 1 .. <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A>'Length <b>loop</b>
125             <b>exit</b> <b>when</b> <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A> (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A>) = ' ';
126             <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A> := <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A> - 1;
127          <b>end</b> <b>loop</b>;
128          <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_52_7">Len</A> := <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A>'Length - <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A>;
129          <A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_59_17">Output</A> (<A HREF="terminal_interface-curses-text_io-aux__adb.htm#ref_51_7">L</A> + 1, <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_50_7">Buf</A>'Length);
130       <b>end</b> <b>if</b>;
131    <b>end</b> <A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_48_14">Put_Buf</A>;
132
133 <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-text_io__ads.htm#ref_44_35">Text_IO</A>.<A HREF="terminal_interface-curses-text_io-aux__ads.htm#ref_42_51">Aux</A>;
134 </PRE></BODY></HTML>