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<HTML><HEAD><TITLE>terminal_interface-curses-mouse.adb</TITLE></HEAD><BODY><HR><DIV ALIGN="center"><H1> File : terminal_interface-curses-mouse.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.Mouse --</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: 1.18 @</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>use</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>use</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>;<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>.<A HREF="terminal_interface-curses-mouse__ads.htm#47_35">Mouse</A> <b>is</b> <b>use</b> <b>type</b> System.Bit_Order; <b>use</b> <b>type</b> <A HREF="interfac__ads.htm#23_9">Interfaces</A>.C.int; <b>function</b> <A HREF="terminal_interface-curses-mouse__ads.htm#97_13">Has_Mouse</A> <b>return</b> Boolean <b>is</b> <b>function</b> <FONT COLOR=red><A NAME="54_16">Mouse_Avail</A></FONT> <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#55_12">C_Int</A>; <b>pragma</b> Import (C, <A HREF="terminal_interface-curses-mouse__adb.htm#54_16">Mouse_Avail</A>, "_nc_has_mouse"); <b>begin</b> <b>if</b> <A HREF="terminal_interface-curses__ads.htm#760_13">Has_Key</A> (<A HREF="terminal_interface-curses__ads.htm#202_4">Key_Mouse</A>) <b>or</b> <b>else</b> <A HREF="terminal_interface-curses-mouse__adb.htm#54_16">Mouse_Avail</A> /= 0 <b>then</b> <b>return</b> True; <b>else</b> <b>return</b> False; <b>end</b> <b>if</b>; <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#97_13">Has_Mouse</A><A HREF="terminal_interface-curses-mouse__ads.htm#97_13">;</A> <b>function</b> <A HREF="terminal_interface-curses-mouse__ads.htm#132_13">Get_Mouse</A> <b>return</b> <A HREF="terminal_interface-curses-mouse__ads.htm#91_9">Mouse_Event</A> <b>is</b> <b>type</b> <FONT COLOR=red><A NAME="66_12">Event_Access</A></FONT> <b>is</b> <b>access</b> <b>all</b> <A HREF="terminal_interface-curses-mouse__ads.htm#91_9">Mouse_Event</A>; <b>function</b> <FONT COLOR=red><A NAME="68_16">Getmouse</A></FONT> (<FONT COLOR=red><A NAME="68_26">Ev</A></FONT> : <A HREF="terminal_interface-curses-mouse__adb.htm#66_12">Event_Access</A>) <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#55_12">C_Int</A>; <b>pragma</b> Import (C, <A HREF="terminal_interface-curses-mouse__adb.htm#68_16">Getmouse</A>, "getmouse"); <FONT COLOR=red><A NAME="71_7">Event</A></FONT> : <b>aliased</b> <A HREF="terminal_interface-curses-mouse__ads.htm#91_9">Mouse_Event</A>; <b>begin</b> <b>if</b> <A HREF="terminal_interface-curses-mouse__adb.htm#68_16">Getmouse</A> (<A HREF="terminal_interface-curses-mouse__adb.htm#71_7">Event</A>'<b>Access</b>) = <A HREF="terminal_interface-curses-aux__ads.htm#72_4">Curses_Err</A> <b>then</b> <b>raise</b> <A HREF="terminal_interface-curses__ads.htm#382_4">Curses_Exception</A>; <b>end</b> <b>if</b>; <b>return</b> <A HREF="terminal_interface-curses-mouse__adb.htm#71_7">Event</A>; <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#132_13">Get_Mouse</A><A HREF="terminal_interface-curses-mouse__ads.htm#132_13">;</A> <b>procedure</b> <A HREF="terminal_interface-curses-mouse__ads.htm#100_14">Register_Reportable_Event</A><FONT COLOR=red><A NAME="79_14"></A></FONT> (<A HREF="terminal_interface-curses-mouse__ads.htm#101_7">Button</A> : <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#67_9">Mouse_Button</A>; <A HREF="terminal_interface-curses-mouse__ads.htm#102_7">State</A> : <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#78_9">Button_State</A>; <A HREF="terminal_interface-curses-mouse__ads.htm#103_7">Mask</A> : <b>in</b> <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#63_9">Event_Mask</A>) <b>is</b> <FONT COLOR=red><A NAME="83_7">Button_Nr</A></FONT> : <b>constant</b> Natural := <A HREF="terminal_interface-curses-mouse__ads.htm#67_9">Mouse_Button</A>'Pos (<A HREF="terminal_interface-curses-mouse__ads.htm#101_7">Button</A>); <FONT COLOR=red><A NAME="84_7">State_Nr</A></FONT> : <b>constant</b> Natural := <A HREF="terminal_interface-curses-mouse__ads.htm#78_9">Button_State</A>'Pos (<A HREF="terminal_interface-curses-mouse__ads.htm#102_7">State</A>); <b>begin</b> <b>if</b> <A HREF="terminal_interface-curses-mouse__ads.htm#101_7">Button</A> <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#76_12">Modifier_Keys</A> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-mouse__ads.htm#102_7">State</A> /= <A HREF="terminal_interface-curses-mouse__ads.htm#79_26">Pressed</A> <b>then</b> <b>raise</b> <A HREF="terminal_interface-curses__ads.htm#382_4">Curses_Exception</A>; <b>else</b> <b>if</b> <A HREF="terminal_interface-curses-mouse__ads.htm#101_7">Button</A> <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#75_12">Real_Buttons</A> <b>then</b> <A HREF="terminal_interface-curses-mouse__ads.htm#103_7">Mask</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#103_7">Mask</A> <b>or</b> ((2 ** (6 * <A HREF="terminal_interface-curses-mouse__adb.htm#83_7">Button_Nr</A>)) ** <A HREF="terminal_interface-curses-mouse__adb.htm#84_7">State_Nr</A>); <b>else</b> <A HREF="terminal_interface-curses-mouse__ads.htm#103_7">Mask</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#103_7">Mask</A> <b>or</b> (<A HREF="terminal_interface-curses-mouse__ads.htm#216_4">BUTTON_CTRL</A> ** (<A HREF="terminal_interface-curses-mouse__adb.htm#83_7">Button_Nr</A> - 4)); <b>end</b> <b>if</b>; <b>end</b> <b>if</b>; <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#100_14">Register_Reportable_Event</A><A HREF="terminal_interface-curses-mouse__ads.htm#100_14">;</A> <b>procedure</b> <A HREF="terminal_interface-curses-mouse__ads.htm#109_14">Register_Reportable_Events</A><FONT COLOR=red><A NAME="97_14"></A></FONT> (<A HREF="terminal_interface-curses-mouse__ads.htm#110_7">Button</A> : <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#67_9">Mouse_Button</A>; <A HREF="terminal_interface-curses-mouse__ads.htm#111_7">State</A> : <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#84_9">Button_States</A>; <A HREF="terminal_interface-curses-mouse__ads.htm#112_7">Mask</A> : <b>in</b> <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#63_9">Event_Mask</A>) <b>is</b> <b>begin</b> <b>for</b> <FONT COLOR=red><A NAME="102_11">S</A></FONT> <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#84_9">Button_States</A>'<b>Range</b> <b>loop</b> <b>if</b> <A HREF="terminal_interface-curses-mouse__ads.htm#111_7">State</A> (<A HREF="terminal_interface-curses-mouse__adb.htm#102_11">S</A>) <b>then</b> <A HREF="terminal_interface-curses-mouse__ads.htm#100_14">Register_Reportable_Event</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#110_7">Button</A>, <A HREF="terminal_interface-curses-mouse__adb.htm#102_11">S</A>, <A HREF="terminal_interface-curses-mouse__ads.htm#112_7">Mask</A>); <b>end</b> <b>if</b>; <b>end</b> <b>loop</b>;⌨️ 快捷键说明
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