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<HTML><HEAD><TITLE>terminal_interface-curses.adb</TITLE></HEAD><BODY><HR><DIV ALIGN="center"><H1> File : terminal_interface-curses.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 --</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: Juergen Pfeifer, 1996</EM></FONT><FONT COLOR=green><EM>-- Version Control:</EM></FONT><FONT COLOR=green><EM>-- @Revision: 1.29 @</EM></FONT><FONT COLOR=green><EM>-- Binding Version 01.00</EM></FONT><FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT><b>with</b> System;<b>with</b> <A HREF="terminal_interface__ads.htm#41_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#48_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#50_35">Aux</A>;<b>with</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C; <b>use</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C;<b>with</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.Strings; <b>use</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.Strings;<b>with</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.Pointers;<b>with</b> Ada.Characters.Handling; <b>use</b> Ada.Characters.Handling;<b>with</b> Ada.Strings.Fixed;<b>with</b> Ada.Unchecked_Conversion;<b>package</b> <b>body</b> <A HREF="terminal_interface__ads.htm#41_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#48_28">Curses</A> <b>is</b> <b>use</b> <A HREF="terminal_interface-curses-aux__ads.htm#50_35">Aux</A>; <b>use</b> <b>type</b> System.Bit_Order; <b>package</b> <FONT COLOR=red><A NAME="56_12">ASF</A></FONT> <b>renames</b> Ada.Strings.Fixed; <b>type</b> <FONT COLOR=red><A NAME="58_9">chtype_array</A></FONT> <b>is</b> <b>array</b> (size_t <b>range</b> <>) <b>of</b> <b>aliased</b> <A HREF="terminal_interface-curses__ads.htm#351_9">Attributed_Character</A>; <b>pragma</b> Convention (C, <A HREF="terminal_interface-curses__adb.htm#58_9">chtype_array</A>);<FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT> <b>generic</b> <b>type</b> <FONT COLOR=red><A NAME="64_12">Element</A></FONT> <b>is</b> (<>); <b>function</b> <FONT COLOR=red><A NAME="65_13">W_Get_Element</A></FONT> (<FONT COLOR=red><A NAME="65_28">Win</A></FONT> : <b>in</b> <A HREF="terminal_interface-curses__ads.htm#56_9">Window</A>; <FONT COLOR=red><A NAME="66_28">Offset</A></FONT> : <b>in</b> Natural) <b>return</b> <A HREF="terminal_interface-curses__adb.htm#64_12">Element</A>; <b>function</b> <A HREF="terminal_interface-curses__adb.htm#65_13">W_Get_Element</A> (<FONT COLOR=red><A NAME="68_28">Win</A></FONT> : <b>in</b> <A HREF="terminal_interface-curses__ads.htm#56_9">Window</A>; <FONT COLOR=red><A NAME="69_28">Offset</A></FONT> : <b>in</b> Natural) <b>return</b> <A HREF="terminal_interface-curses__adb.htm#64_12">Element</A> <b>is</b> <b>type</b> <FONT COLOR=red><A NAME="70_12">E_Array</A></FONT> <b>is</b> <b>array</b> (Natural <b>range</b> <>) <b>of</b> <b>aliased</b> <A HREF="terminal_interface-curses__adb.htm#64_12">Element</A>; <b>package</b> <FONT COLOR=red><A NAME="71_15">C_E_Array</A></FONT> <b>is</b> <b>new</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.Pointers (Natural, <A HREF="terminal_interface-curses__adb.htm#64_12">Element</A>, <A HREF="terminal_interface-curses__adb.htm#70_12">E_Array</A>, <A HREF="terminal_interface-curses__adb.htm#64_12">Element</A>'Val (0)); <b>use</b> <A HREF="terminal_interface-curses__adb.htm#71_15">C_E_Array</A>; <b>function</b> <FONT COLOR=red><A NAME="75_16">To_Pointer</A></FONT> <b>is</b> <b>new</b> Ada.Unchecked_Conversion (<A HREF="terminal_interface-curses__ads.htm#56_9">Window</A>, Pointer); <FONT COLOR=red><A NAME="78_7">P</A></FONT> : Pointer := <A HREF="terminal_interface-curses__adb.htm#75_16">To_Pointer</A> (<A HREF="terminal_interface-curses__adb.htm#65_28">Win</A>); <b>begin</b> <b>if</b> <A HREF="terminal_interface-curses__adb.htm#65_28">Win</A> = <A HREF="terminal_interface-curses__ads.htm#57_4">Null_Window</A> <b>then</b> <b>raise</b> <A HREF="terminal_interface-curses__ads.htm#382_4">Curses_Exception</A>; <b>else</b> <A HREF="terminal_interface-curses__adb.htm#78_7">P</A> := <A HREF="terminal_interface-curses__adb.htm#78_7">P</A> + ptrdiff_t (<A HREF="terminal_interface-curses__adb.htm#66_28">Offset</A>); <b>return</b> <A HREF="terminal_interface-curses__adb.htm#78_7">P</A>.<b>all</b>; <b>end</b> <b>if</b>; <b>end</b> W_Get_Element; <b>function</b> <FONT COLOR=red><A NAME="88_13">W_Get_Int</A></FONT> <b>is</b> <b>new</b> <A HREF="terminal_interface-curses__adb.htm#65_13">W_Get_Element</A> (<A HREF="terminal_interface-curses-aux__ads.htm#55_12">C_Int</A>); <b>function</b> <FONT COLOR=red><A NAME="89_13">W_Get_Short</A></FONT> <b>is</b> <b>new</b> <A HREF="terminal_interface-curses__adb.htm#65_13">W_Get_Element</A> (<A HREF="terminal_interface-curses-aux__ads.htm#56_12">C_Short</A>); <b>function</b> <FONT COLOR=red><A NAME="90_13">W_Get_Byte</A></FONT> <b>is</b> <b>new</b> <A HREF="terminal_interface-curses__adb.htm#65_13">W_Get_Element</A> (<A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.unsigned_char); <b>function</b> <FONT COLOR=red><A NAME="92_13">Get_Flag</A></FONT> (<FONT COLOR=red><A NAME="92_23">Win</A></FONT> : <A HREF="terminal_interface-curses__ads.htm#56_9">Window</A>; <FONT COLOR=red><A NAME="93_23">Offset</A></FONT> : Natural) <b>return</b> Boolean; <b>function</b> <A HREF="terminal_interface-curses__adb.htm#92_13">Get_Flag</A> (<A HREF="terminal_interface-curses__adb.htm#92_23">Win</A> : <A HREF="terminal_interface-curses__ads.htm#56_9">Window</A>; <A HREF="terminal_interface-curses__adb.htm#93_23">Offset</A> : Natural) <b>return</b> Boolean <b>is</b> <FONT COLOR=red><A NAME="98_7">Res</A></FONT> : <A HREF="terminal_interface-curses-aux__ads.htm#55_12">C_Int</A>; <b>begin</b> <b>case</b> <A HREF="terminal_interface-curses__ads.htm#1927_4">Sizeof_bool</A> <b>is</b> <b>when</b> 1 => <A HREF="terminal_interface-curses__adb.htm#98_7">Res</A> := <A HREF="terminal_interface-curses-aux__ads.htm#55_12">C_Int</A> (<A HREF="terminal_interface-curses__adb.htm#90_13">W_Get_Byte</A> (<A HREF="terminal_interface-curses__adb.htm#92_23">Win</A>, <A HREF="terminal_interface-curses__adb.htm#93_23">Offset</A>)); <b>when</b> 2 => <A HREF="terminal_interface-curses__adb.htm#98_7">Res</A> := <A HREF="terminal_interface-curses-aux__ads.htm#55_12">C_Int</A> (<A HREF="terminal_interface-curses__adb.htm#89_13">W_Get_Short</A> (<A HREF="terminal_interface-curses__adb.htm#92_23">Win</A>, <A HREF="terminal_interface-curses__adb.htm#93_23">Offset</A>)); <b>when</b> 4 => <A HREF="terminal_interface-curses__adb.htm#98_7">Res</A> := <A HREF="terminal_interface-curses-aux__ads.htm#55_12">C_Int</A> (<A HREF="terminal_interface-curses__adb.htm#88_13">W_Get_Int</A> (<A HREF="terminal_interface-curses__adb.htm#92_23">Win</A>, <A HREF="terminal_interface-curses__adb.htm#93_23">Offset</A>)); <b>when</b> <b>others</b> => <b>raise</b> <A HREF="terminal_interface-curses__ads.htm#382_4">Curses_Exception</A>; <b>end</b> <b>case</b>;⌨️ 快捷键说明
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