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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><HTML><HEAD><TITLE>terminal_interface-curses-text_io.adb</TITLE></HEAD><BODY><HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-text_io.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.Text_IO --</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) 1998,2004 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: 1.17 @</EM></FONT><FONT COLOR=green><EM>-- @Date: 2004/08/21 21:37:00 @</EM></FONT><FONT COLOR=green><EM>-- Binding Version 01.00</EM></FONT><FONT COLOR=green><EM>------------------------------------------------------------------------------</EM></FONT><b>package</b> <b>body</b> <A HREF="terminal_interface__ads.htm#ref_41_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_49_28">Curses</A>.<FONT COLOR=red><A NAME="ref_42_40" HREF="terminal_interface-curses-text_io__ads.htm#ref_44_35">Text_IO</A></FONT> <b>is</b> <FONT COLOR=red><A NAME="ref_44_4">Default_Window</A></FONT> : <A HREF="terminal_interface-curses__ads.htm#ref_57_9">Window</A> := <A HREF="terminal_interface-curses__ads.htm#ref_58_4">Null_Window</A>; <b>procedure</b> <FONT COLOR=red><A NAME="ref_46_14" HREF="terminal_interface-curses-text_io__ads.htm#ref_59_14">Set_Window</A></FONT> (<FONT COLOR=red><A NAME="ref_46_26" HREF="terminal_interface-curses-text_io__ads.htm#ref_59_26">Win</A></FONT> : <b>in</b> <A HREF="terminal_interface-curses__ads.htm#ref_57_9">Window</A>) <b>is</b> <b>begin</b> <A HREF="terminal_interface-curses-text_io__adb.htm#ref_44_4">Default_Window</A> := <A HREF="terminal_interface-curses-text_io__ads.htm#ref_59_26">Win</A>; <b>end</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_59_14">Set_Window</A>; <b>function</b> <FONT COLOR=red><A NAME="ref_52_13" HREF="terminal_interface-curses-text_io__ads.htm#ref_62_13">Get_Window</A></FONT> <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_57_9">Window</A> <b>is</b> <b>begin</b> <b>if</b> <A HREF="terminal_interface-curses-text_io__adb.htm#ref_44_4">Default_Window</A> = <A HREF="terminal_interface-curses__ads.htm#ref_58_4">Null_Window</A> <b>then</b> <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_475_13">Standard_Window</A>; <b>else</b> <b>return</b> <A HREF="terminal_interface-curses-text_io__adb.htm#ref_44_4">Default_Window</A>; <b>end</b> <b>if</b>; <b>end</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_62_13">Get_Window</A>; <b>pragma</b> Inline (<A HREF="terminal_interface-curses-text_io__ads.htm#ref_62_13">Get_Window</A>); <b>procedure</b> <FONT COLOR=red><A NAME="ref_63_14" HREF="terminal_interface-curses-text_io__ads.htm#ref_65_14">Flush</A></FONT> (<FONT COLOR=red><A NAME="ref_63_21" HREF="terminal_interface-curses-text_io__ads.htm#ref_65_21">Win</A></FONT> : <b>in</b> <A HREF="terminal_interface-curses__ads.htm#ref_57_9">Window</A>) <b>is</b> <b>begin</b> <A HREF="terminal_interface-curses__ads.htm#ref_1039_14">Refresh</A> (<A HREF="terminal_interface-curses-text_io__ads.htm#ref_65_21">Win</A>); <b>end</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_65_14">Flush</A>; <b>procedure</b> <FONT COLOR=red><A NAME="ref_69_14" HREF="terminal_interface-curses-text_io__ads.htm#ref_66_14">Flush</A></FONT> <b>is</b> <b>begin</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_65_14">Flush</A> (<A HREF="terminal_interface-curses-text_io__ads.htm#ref_62_13">Get_Window</A>); <b>end</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_66_14">Flush</A>; <FONT COLOR=green><EM>--------------------------------------------</EM></FONT> <FONT COLOR=green><EM>-- Specification of line and page lengths --</EM></FONT> <FONT COLOR=green><EM>--------------------------------------------</EM></FONT> <FONT COLOR=green><EM>-- There are no set routines in this package. I assume, that you allocate</EM></FONT> <FONT COLOR=green><EM>-- the window with an appropriate size.</EM></FONT> <FONT COLOR=green><EM>-- A scroll-window is interpreted as an page with unbounded page length,</EM></FONT> <FONT COLOR=green><EM>-- i.e. it returns the conventional 0 as page length.</EM></FONT> <b>function</b> <FONT COLOR=red><A NAME="ref_84_13" HREF="terminal_interface-curses-text_io__ads.htm#ref_77_13">Line_Length</A></FONT> (<FONT COLOR=red><A NAME="ref_84_26" HREF="terminal_interface-curses-text_io__ads.htm#ref_77_26">Win</A></FONT> : <b>in</b> <A HREF="terminal_interface-curses__ads.htm#ref_57_9">Window</A>) <b>return</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_47_12">Count</A> <b>is</b> <FONT COLOR=red><A NAME="ref_86_7">N_Lines</A></FONT> : <A HREF="terminal_interface-curses__ads.htm#ref_63_12">Line_Count</A>; <FONT COLOR=red><A NAME="ref_87_7">N_Cols</A></FONT> : <A HREF="terminal_interface-curses__ads.htm#ref_65_12">Column_Count</A>; <b>begin</b> <A HREF="terminal_interface-curses__ads.htm#ref_1222_14">Get_Size</A> (<A HREF="terminal_interface-curses-text_io__ads.htm#ref_77_26">Win</A>, <A HREF="terminal_interface-curses-text_io__adb.htm#ref_86_7">N_Lines</A>, <A HREF="terminal_interface-curses-text_io__adb.htm#ref_87_7">N_Cols</A>); <FONT COLOR=green><EM>-- if Natural (N_Cols) > Natural (Count'Last) then</EM></FONT> <FONT COLOR=green><EM>-- raise Layout_Error;</EM></FONT> <FONT COLOR=green><EM>-- end if;</EM></FONT> <b>return</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_47_12">Count</A> (<A HREF="terminal_interface-curses-text_io__adb.htm#ref_87_7">N_Cols</A>); <b>end</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_77_13">Line_Length</A>; <b>function</b> <FONT COLOR=red><A NAME="ref_96_13" HREF="terminal_interface-curses-text_io__ads.htm#ref_78_13">Line_Length</A></FONT> <b>return</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_47_12">Count</A> <b>is</b> <b>begin</b> <b>return</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_77_13">Line_Length</A> (<A HREF="terminal_interface-curses-text_io__ads.htm#ref_62_13">Get_Window</A>); <b>end</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_78_13">Line_Length</A>; <b>function</b> <FONT COLOR=red><A NAME="ref_102_13" HREF="terminal_interface-curses-text_io__ads.htm#ref_80_13">Page_Length</A></FONT> (<FONT COLOR=red><A NAME="ref_102_26" HREF="terminal_interface-curses-text_io__ads.htm#ref_80_26">Win</A></FONT> : <b>in</b> <A HREF="terminal_interface-curses__ads.htm#ref_57_9">Window</A>) <b>return</b> <A HREF="terminal_interface-curses-text_io__ads.htm#ref_47_12">Count</A> <b>is</b> <FONT COLOR=red><A NAME="ref_104_7">N_Lines</A></FONT> : <A HREF="terminal_interface-curses__ads.htm#ref_63_12">Line_Count</A>; <FONT COLOR=red><A NAME="ref_105_7">N_Cols</A></FONT> : <A HREF="terminal_interface-curses__ads.htm#ref_65_12">Column_Count</A>; <b>begin</b> <b>if</b> <A HREF="terminal_interface-curses__ads.htm#ref_1016_13">Scrolling_Allowed</A> (<A HREF="terminal_interface-curses-text_io__ads.htm#ref_80_26">Win</A>) <b>then</b> <b>return</b> 0; <b>else</b> <A HREF="terminal_interface-curses__ads.htm#ref_1222_14">Get_Size</A> (<A HREF="terminal_interface-curses-text_io__ads.htm#ref_80_26">Win</A>, <A HREF="terminal_interface-curses-text_io__adb.htm#ref_104_7">N_Lines</A>, <A HREF="terminal_interface-curses-text_io__adb.htm#ref_105_7">N_Cols</A>);⌨️ 快捷键说明
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