ncurses 6.0 - patch 20170114
[ncurses.git] / doc / html / ada / terminal_interface-curses-mouse__adb.htm
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16 <HR><DIV style="text-align:center"><H1> File : terminal_interface-curses-mouse.adb </H1></DIV><HR>
17 <PRE>
18 <span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
19 <span class="comment"><EM>--                                                                          --</EM></span>
20 <span class="comment"><EM>--                           <A HREF="http://www.gnat.com">GNAT</A> ncurses Binding                           --</EM></span>
21 <span class="comment"><EM>--                                                                          --</EM></span>
22 <span class="comment"><EM>--                     Terminal_Interface.Curses.Mouse                      --</EM></span>
23 <span class="comment"><EM>--                                                                          --</EM></span>
24 <span class="comment"><EM>--                                 B O D Y                                  --</EM></span>
25 <span class="comment"><EM>--                                                                          --</EM></span>
26 <span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
27 <span class="comment"><EM>-- Copyright (c) 1998-2009,2014 Free Software Foundation, Inc.              --</EM></span>
28 <span class="comment"><EM>--                                                                          --</EM></span>
29 <span class="comment"><EM>-- Permission is hereby granted, free of charge, to any person obtaining a  --</EM></span>
30 <span class="comment"><EM>-- copy of this software and associated documentation files (the            --</EM></span>
31 <span class="comment"><EM>-- "Software"), to deal in the Software without restriction, including      --</EM></span>
32 <span class="comment"><EM>-- without limitation the rights to use, copy, modify, merge, publish,      --</EM></span>
33 <span class="comment"><EM>-- distribute, distribute with modifications, sublicense, and/or sell       --</EM></span>
34 <span class="comment"><EM>-- copies of the Software, and to permit persons to whom the Software is    --</EM></span>
35 <span class="comment"><EM>-- furnished to do so, subject to the following conditions:                 --</EM></span>
36 <span class="comment"><EM>--                                                                          --</EM></span>
37 <span class="comment"><EM>-- The above copyright notice and this permission notice shall be included  --</EM></span>
38 <span class="comment"><EM>-- in all copies or substantial portions of the Software.                   --</EM></span>
39 <span class="comment"><EM>--                                                                          --</EM></span>
40 <span class="comment"><EM>-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  --</EM></span>
41 <span class="comment"><EM>-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               --</EM></span>
42 <span class="comment"><EM>-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   --</EM></span>
43 <span class="comment"><EM>-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   --</EM></span>
44 <span class="comment"><EM>-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    --</EM></span>
45 <span class="comment"><EM>-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    --</EM></span>
46 <span class="comment"><EM>-- THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               --</EM></span>
47 <span class="comment"><EM>--                                                                          --</EM></span>
48 <span class="comment"><EM>-- Except as contained in this notice, the name(s) of the above copyright   --</EM></span>
49 <span class="comment"><EM>-- holders shall not be used in advertising or otherwise to promote the     --</EM></span>
50 <span class="comment"><EM>-- sale, use or other dealings in this Software without prior written       --</EM></span>
51 <span class="comment"><EM>-- authorization.                                                           --</EM></span>
52 <span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
53 <span class="comment"><EM>--  Author:  Juergen Pfeifer, 1996</EM></span>
54 <span class="comment"><EM>--  Version Control:</EM></span>
55 <span class="comment"><EM>--  @Revision: 1.25 @</EM></span>
56 <span class="comment"><EM>--  @Date: 2014/09/13 19:10:18 @</EM></span>
57 <span class="comment"><EM>--  Binding Version 01.00</EM></span>
58 <span class="comment"><EM>------------------------------------------------------------------------------</EM></span>
59 <b>with</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_47_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_45_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_47_28">Curses</A>.<A HREF="terminal_interface-curses-aux__ads.htm#ref_45_35">Aux</A>;
60 <b>with</b> <A HREF="interfac__ads.htm#ref_36_9">Interfaces</A>.C; <b>use</b> <A HREF="interfac__ads.htm#ref_36_9">Interfaces</A>.C;
61 <b>use</b> <A HREF="interfac__ads.htm#ref_36_9">Interfaces</A>;
62
63 <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_47_28">Curses</A>.<span class="symbol"><A NAME="ref_46_40" HREF="terminal_interface-curses-mouse__ads.htm#ref_44_35">Mouse</A></span> <b>is</b>
64
65    <b>use</b> <b>type</b> System.Bit_Order;
66
67    <b>function</b> <span class="symbol"><A NAME="ref_50_13" HREF="terminal_interface-curses-mouse__ads.htm#ref_90_13">Has_Mouse</A></span> <b>return</b> Boolean
68    <b>is</b>
69       <b>function</b> <span class="symbol"><A NAME="ref_52_16">Mouse_Avail</A></span> <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A>;
70       <b>pragma</b> Import (C, Mouse_Avail, "has_mouse");
71    <b>begin</b>
72       <b>if</b> <A HREF="terminal_interface-curses__ads.htm#ref_937_13">Has_Key</A> (<A HREF="terminal_interface-curses__ads.htm#ref_375_4">Key_Mouse</A>) <b>or</b> <b>else</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_52_16">Mouse_Avail</A> /= 0 <b>then</b>
73          <b>return</b> True;
74       <b>else</b>
75          <b>return</b> False;
76       <b>end</b> <b>if</b>;
77    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_90_13">Has_Mouse</A>;
78
79    <b>function</b> <span class="symbol"><A NAME="ref_62_13" HREF="terminal_interface-curses-mouse__ads.htm#ref_125_13">Get_Mouse</A></span> <b>return</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_84_9">Mouse_Event</A>
80    <b>is</b>
81       <b>type</b> <span class="symbol"><A NAME="ref_64_12">Event_Access</A></span> <b>is</b> <b>access</b> <b>all</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_84_9">Mouse_Event</A>;
82
83       <b>function</b> <span class="symbol"><A NAME="ref_66_16">Getmouse</A></span> (<span class="symbol"><A NAME="ref_66_26" HREF="terminal_interface-curses-mouse__adb.htm#ref_66_16">Ev</A></span> : <A HREF="terminal_interface-curses-mouse__adb.htm#ref_64_12">Event_Access</A>) <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A>;
84       <b>pragma</b> Import (C, Getmouse, "getmouse");
85
86       <span class="symbol"><A NAME="ref_69_7">Event</A></span> : <b>aliased</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_84_9">Mouse_Event</A>;
87    <b>begin</b>
88       <b>if</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_66_16">Getmouse</A> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_69_7">Event</A>'<b>Access</b>) = <A HREF="terminal_interface-curses-aux__ads.htm#ref_65_4">Curses_Err</A> <b>then</b>
89          <b>raise</b> <A HREF="terminal_interface-curses__ads.htm#ref_521_4">Curses_Exception</A>;
90       <b>end</b> <b>if</b>;
91       <b>return</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_69_7">Event</A>;
92    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_125_13">Get_Mouse</A>;
93
94    <b>procedure</b> <span class="symbol"><A NAME="ref_77_14" HREF="terminal_interface-curses-mouse__ads.htm#ref_93_14">Register_Reportable_Event</A></span> (<span class="symbol"><A NAME="ref_77_41" HREF="terminal_interface-curses-mouse__ads.htm#ref_94_7">Button</A></span> : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_60_9">Mouse_Button</A>;
95                                         <span class="symbol"><A NAME="ref_78_41" HREF="terminal_interface-curses-mouse__ads.htm#ref_95_7">State</A></span>  : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_71_9">Button_State</A>;
96                                         <span class="symbol"><A NAME="ref_79_41" HREF="terminal_interface-curses-mouse__ads.htm#ref_96_7">Mask</A></span>   : <b>in</b> <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>)
97    <b>is</b>
98       <span class="symbol"><A NAME="ref_81_7">Button_Nr</A></span> : <b>constant</b> Natural := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_60_9">Mouse_Button</A>'Pos (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_94_7">Button</A>);
99       <span class="symbol"><A NAME="ref_82_7">State_Nr</A></span>  : <b>constant</b> Natural := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_71_9">Button_State</A>'Pos (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_95_7">State</A>);
100    <b>begin</b>
101       <b>if</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_94_7">Button</A> <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_69_12">Modifier_Keys</A> <b>and</b> <b>then</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_95_7">State</A> /= <A HREF="terminal_interface-curses-mouse__ads.htm#ref_72_26">Pressed</A> <b>then</b>
102          <b>raise</b> <A HREF="terminal_interface-curses__ads.htm#ref_521_4">Curses_Exception</A>;
103       <b>else</b>
104          <b>if</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_94_7">Button</A> <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_68_12">Real_Buttons</A> <b>then</b>
105             <A HREF="terminal_interface-curses-mouse__ads.htm#ref_96_7">Mask</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_96_7">Mask</A> <b>or</b> ((2 ** (6 * <A HREF="terminal_interface-curses-mouse__adb.htm#ref_81_7">Button_Nr</A>)) ** <A HREF="terminal_interface-curses-mouse__adb.htm#ref_82_7">State_Nr</A>);
106          <b>else</b>
107             <A HREF="terminal_interface-curses-mouse__ads.htm#ref_96_7">Mask</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_96_7">Mask</A> <b>or</b> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_189_4">BUTTON_CTRL</A> ** (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_81_7">Button_Nr</A> - 4));
108          <b>end</b> <b>if</b>;
109       <b>end</b> <b>if</b>;
110    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_93_14">Register_Reportable_Event</A>;
111
112    <b>procedure</b> <span class="symbol"><A NAME="ref_95_14" HREF="terminal_interface-curses-mouse__ads.htm#ref_102_14">Register_Reportable_Events</A></span> (<span class="symbol"><A NAME="ref_95_42" HREF="terminal_interface-curses-mouse__ads.htm#ref_103_7">Button</A></span> : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_60_9">Mouse_Button</A>;
113                                          <span class="symbol"><A NAME="ref_96_42" HREF="terminal_interface-curses-mouse__ads.htm#ref_104_7">State</A></span>  : Button_States;
114                                          <span class="symbol"><A NAME="ref_97_42" HREF="terminal_interface-curses-mouse__ads.htm#ref_105_7">Mask</A></span>   : <b>in</b> <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>)
115    <b>is</b>
116    <b>begin</b>
117       <b>for</b> <span class="symbol"><A NAME="ref_100_11">S</A></span> <b>in</b> Button_States'<b>Range</b> <b>loop</b>
118          <b>if</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_104_7">State</A> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_100_11">S</A>) <b>then</b>
119             <A HREF="terminal_interface-curses-mouse__ads.htm#ref_93_14">Register_Reportable_Event</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_103_7">Button</A>, <A HREF="terminal_interface-curses-mouse__adb.htm#ref_100_11">S</A>, <A HREF="terminal_interface-curses-mouse__ads.htm#ref_105_7">Mask</A>);
120          <b>end</b> <b>if</b>;
121       <b>end</b> <b>loop</b>;
122    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_102_14">Register_Reportable_Events</A>;
123
124    <b>function</b> <span class="symbol"><A NAME="ref_107_13" HREF="terminal_interface-curses-mouse__ads.htm#ref_115_13">Start_Mouse</A></span> (<span class="symbol"><A NAME="ref_107_26" HREF="terminal_interface-curses-mouse__ads.htm#ref_115_26">Mask</A></span> : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_58_4">All_Events</A>)
125                          <b>return</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>
126    <b>is</b>
127       <b>function</b> <span class="symbol"><A NAME="ref_110_16">MMask</A></span> (<span class="symbol"><A NAME="ref_110_23" HREF="terminal_interface-curses-mouse__adb.htm#ref_110_16">M</A></span> : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>;
128                       <span class="symbol"><A NAME="ref_111_23" HREF="terminal_interface-curses-mouse__adb.htm#ref_110_16">O</A></span> : <b>access</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>) <b>return</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>;
129       <b>pragma</b> Import (C, MMask, "mousemask");
130       <span class="symbol"><A NAME="ref_113_7">R</A></span>   : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>;
131       <span class="symbol"><A NAME="ref_114_7">Old</A></span> : <b>aliased</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>;
132    <b>begin</b>
133       <A HREF="terminal_interface-curses-mouse__adb.htm#ref_113_7">R</A> := <A HREF="terminal_interface-curses-mouse__adb.htm#ref_110_16">MMask</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_115_26">Mask</A>, <A HREF="terminal_interface-curses-mouse__adb.htm#ref_114_7">Old</A>'<b>Access</b>);
134       <b>if</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_113_7">R</A> = <A HREF="terminal_interface-curses-mouse__ads.htm#ref_57_4">No_Events</A> <b>then</b>
135          <A HREF="terminal_interface-curses__ads.htm#ref_1040_14">Beep</A>;
136       <b>end</b> <b>if</b>;
137       <b>return</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_114_7">Old</A>;
138    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_115_13">Start_Mouse</A>;
139
140    <b>procedure</b> <span class="symbol"><A NAME="ref_123_14" HREF="terminal_interface-curses-mouse__ads.htm#ref_120_14">End_Mouse</A></span> (<span class="symbol"><A NAME="ref_123_25" HREF="terminal_interface-curses-mouse__ads.htm#ref_120_25">Mask</A></span> : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_57_4">No_Events</A>)
141    <b>is</b>
142    <b>begin</b>
143       <b>if</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_120_25">Mask</A> /= <A HREF="terminal_interface-curses-mouse__ads.htm#ref_57_4">No_Events</A> <b>then</b>
144          <A HREF="terminal_interface-curses__ads.htm#ref_1040_14">Beep</A>;
145       <b>end</b> <b>if</b>;
146    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_120_14">End_Mouse</A>;
147
148    <b>procedure</b> <span class="symbol"><A NAME="ref_131_14" HREF="terminal_interface-curses-mouse__adb.htm#ref_135_14">Dispatch_Event</A></span> (<span class="symbol"><A NAME="ref_131_30" HREF="terminal_interface-curses-mouse__adb.htm#ref_135_30">Mask</A></span>   : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>;
149                              <span class="symbol"><A NAME="ref_132_30" HREF="terminal_interface-curses-mouse__adb.htm#ref_136_30">Button</A></span> : <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_60_9">Mouse_Button</A>;
150                              <span class="symbol"><A NAME="ref_133_30" HREF="terminal_interface-curses-mouse__adb.htm#ref_137_30">State</A></span>  : <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_71_9">Button_State</A>);
151
152    <b>procedure</b> <span class="symbol"><A NAME="ref_135_14" HREF="terminal_interface-curses-mouse__adb.htm#ref_131_14">Dispatch_Event</A></span> (<span class="symbol"><A NAME="ref_135_30" HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A></span>   : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>;
153                              <span class="symbol"><A NAME="ref_136_30" HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A></span> : <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_60_9">Mouse_Button</A>;
154                              <span class="symbol"><A NAME="ref_137_30" HREF="terminal_interface-curses-mouse__adb.htm#ref_133_30">State</A></span>  : <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_71_9">Button_State</A>) <b>is</b>
155       <span class="symbol"><A NAME="ref_138_7">L</A></span> : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A>;
156    <b>begin</b>
157       <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_66_26">Alt</A>;  <span class="comment"><EM>--  preset to non real button;</EM></span>
158       <b>if</b> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A> <b>and</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_192_4">BUTTON1_EVENTS</A>) /= 0 <b>then</b>
159          <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_60_26">Left</A>;
160       <b>elsif</b> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A> <b>and</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_194_4">BUTTON2_EVENTS</A>) /= 0 <b>then</b>
161          <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_61_26">Middle</A>;
162       <b>elsif</b> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A> <b>and</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_196_4">BUTTON3_EVENTS</A>) /= 0 <b>then</b>
163          <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_62_26">Right</A>;
164       <b>elsif</b> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A> <b>and</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_198_4">BUTTON4_EVENTS</A>) /= 0 <b>then</b>
165          <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_63_26">Button4</A>;
166       <b>end</b> <b>if</b>;
167       <b>if</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_68_12">Real_Buttons</A> <b>then</b>
168          <A HREF="terminal_interface-curses-mouse__adb.htm#ref_138_7">L</A> := 2 ** (6 * <A HREF="terminal_interface-curses-mouse__ads.htm#ref_60_9">Mouse_Button</A>'Pos (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A>));
169          <b>for</b> <span class="symbol"><A NAME="ref_152_14">I</A></span> <b>in</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_71_9">Button_State</A>'<b>Range</b> <b>loop</b>
170             <b>if</b> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A> <b>and</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_138_7">L</A>) /= 0 <b>then</b>
171                <A HREF="terminal_interface-curses-mouse__adb.htm#ref_133_30">State</A> := <A HREF="terminal_interface-curses-mouse__adb.htm#ref_152_14">I</A>;
172                <b>exit</b>;
173             <b>end</b> <b>if</b>;
174             <A HREF="terminal_interface-curses-mouse__adb.htm#ref_138_7">L</A> := 2 * <A HREF="terminal_interface-curses-mouse__adb.htm#ref_138_7">L</A>;
175          <b>end</b> <b>loop</b>;
176       <b>else</b>
177          <A HREF="terminal_interface-curses-mouse__adb.htm#ref_133_30">State</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_72_26">Pressed</A>;
178          <b>if</b> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A> <b>and</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_189_4">BUTTON_CTRL</A>) /= 0 <b>then</b>
179             <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_64_26">Control</A>;
180          <b>elsif</b> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A> <b>and</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_190_4">BUTTON_SHIFT</A>) /= 0 <b>then</b>
181             <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_65_26">Shift</A>;
182          <b>elsif</b> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_30">Mask</A> <b>and</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_191_4">BUTTON_ALT</A>) /= 0 <b>then</b>
183             <A HREF="terminal_interface-curses-mouse__adb.htm#ref_132_30">Button</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_66_26">Alt</A>;
184          <b>end</b> <b>if</b>;
185       <b>end</b> <b>if</b>;
186    <b>end</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_14">Dispatch_Event</A>;
187
188    <b>procedure</b> <span class="symbol"><A NAME="ref_171_14" HREF="terminal_interface-curses-mouse__ads.htm#ref_129_14">Get_Event</A></span> (<span class="symbol"><A NAME="ref_171_25" HREF="terminal_interface-curses-mouse__ads.htm#ref_129_25">Event</A></span>  : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_84_9">Mouse_Event</A>;
189                         <span class="symbol"><A NAME="ref_172_25" HREF="terminal_interface-curses-mouse__ads.htm#ref_130_25">Y</A></span>      : <b>out</b> <A HREF="terminal_interface-curses__ads.htm#ref_58_9">Line_Position</A>;
190                         <span class="symbol"><A NAME="ref_173_25" HREF="terminal_interface-curses-mouse__ads.htm#ref_131_25">X</A></span>      : <b>out</b> <A HREF="terminal_interface-curses__ads.htm#ref_59_9">Column_Position</A>;
191                         <span class="symbol"><A NAME="ref_174_25" HREF="terminal_interface-curses-mouse__ads.htm#ref_132_25">Button</A></span> : <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_60_9">Mouse_Button</A>;
192                         <span class="symbol"><A NAME="ref_175_25" HREF="terminal_interface-curses-mouse__ads.htm#ref_133_25">State</A></span>  : <b>out</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_71_9">Button_State</A>)
193    <b>is</b>
194       <span class="symbol"><A NAME="ref_177_7">Mask</A></span>  : <b>constant</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_56_9">Event_Mask</A> := <A HREF="terminal_interface-curses-mouse__ads.htm#ref_129_25">Event</A>.<A HREF="terminal_interface-curses-mouse__ads.htm#ref_169_10">Bstate</A>;
195    <b>begin</b>
196       <A HREF="terminal_interface-curses-mouse__ads.htm#ref_131_25">X</A> := <A HREF="terminal_interface-curses__ads.htm#ref_59_9">Column_Position</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_129_25">Event</A>.<A HREF="terminal_interface-curses-mouse__ads.htm#ref_167_10">X</A>);
197       <A HREF="terminal_interface-curses-mouse__ads.htm#ref_130_25">Y</A> := <A HREF="terminal_interface-curses__ads.htm#ref_58_9">Line_Position</A>   (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_129_25">Event</A>.<A HREF="terminal_interface-curses-mouse__ads.htm#ref_167_13">Y</A>);
198       <A HREF="terminal_interface-curses-mouse__adb.htm#ref_131_14">Dispatch_Event</A> (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_177_7">Mask</A>, <A HREF="terminal_interface-curses-mouse__ads.htm#ref_132_25">Button</A>, <A HREF="terminal_interface-curses-mouse__ads.htm#ref_133_25">State</A>);
199    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_129_14">Get_Event</A>;
200
201    <b>procedure</b> <span class="symbol"><A NAME="ref_184_14" HREF="terminal_interface-curses-mouse__ads.htm#ref_141_14">Unget_Mouse</A></span> (<span class="symbol"><A NAME="ref_184_27" HREF="terminal_interface-curses-mouse__ads.htm#ref_141_27">Event</A></span> : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_84_9">Mouse_Event</A>)
202    <b>is</b>
203       <b>function</b> <span class="symbol"><A NAME="ref_186_16">Ungetmouse</A></span> (<span class="symbol"><A NAME="ref_186_28" HREF="terminal_interface-curses-mouse__adb.htm#ref_186_16">Ev</A></span> : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_84_9">Mouse_Event</A>) <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A>;
204       <b>pragma</b> Import (C, Ungetmouse, "ungetmouse");
205    <b>begin</b>
206       <b>if</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_186_16">Ungetmouse</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_141_27">Event</A>) = <A HREF="terminal_interface-curses-aux__ads.htm#ref_65_4">Curses_Err</A> <b>then</b>
207          <b>raise</b> <A HREF="terminal_interface-curses__ads.htm#ref_521_4">Curses_Exception</A>;
208       <b>end</b> <b>if</b>;
209    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_141_14">Unget_Mouse</A>;
210
211    <b>function</b> <span class="symbol"><A NAME="ref_194_13" HREF="terminal_interface-curses-mouse__ads.htm#ref_146_13">Enclosed_In_Window</A></span> (<span class="symbol"><A NAME="ref_194_33" HREF="terminal_interface-curses-mouse__ads.htm#ref_146_33">Win</A></span>    : <A HREF="terminal_interface-curses__ads.htm#ref_55_9">Window</A> := <A HREF="terminal_interface-curses__ads.htm#ref_644_13">Standard_Window</A>;
212                                 <span class="symbol"><A NAME="ref_195_33" HREF="terminal_interface-curses-mouse__ads.htm#ref_147_33">Event</A></span>  : <A HREF="terminal_interface-curses-mouse__ads.htm#ref_84_9">Mouse_Event</A>) <b>return</b> Boolean
213    <b>is</b>
214       <b>function</b> <span class="symbol"><A NAME="ref_197_16">Wenclose</A></span> (<span class="symbol"><A NAME="ref_197_26" HREF="terminal_interface-curses-mouse__adb.htm#ref_197_16">Win</A></span> : <A HREF="terminal_interface-curses__ads.htm#ref_55_9">Window</A>; <span class="symbol"><A NAME="ref_197_40" HREF="terminal_interface-curses-mouse__adb.htm#ref_197_16">Y</A></span> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A>; <span class="symbol"><A NAME="ref_197_51" HREF="terminal_interface-curses-mouse__adb.htm#ref_197_16">X</A></span> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A>)
215                          <b>return</b> <A HREF="terminal_interface-curses__ads.htm#ref_2098_9">Curses_Bool</A>;
216       <b>pragma</b> Import (C, Wenclose, "wenclose");
217    <b>begin</b>
218       <b>if</b> <A HREF="terminal_interface-curses-mouse__adb.htm#ref_197_16">Wenclose</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_146_33">Win</A>, <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_147_33">Event</A>.<A HREF="terminal_interface-curses-mouse__ads.htm#ref_167_13">Y</A>), <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_147_33">Event</A>.<A HREF="terminal_interface-curses-mouse__ads.htm#ref_167_10">X</A>))
219         = <A HREF="terminal_interface-curses__ads.htm#ref_2100_4">Curses_Bool_False</A>
220       <b>then</b>
221          <b>return</b> False;
222       <b>else</b>
223          <b>return</b> True;
224       <b>end</b> <b>if</b>;
225    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_146_13">Enclosed_In_Window</A>;
226
227    <b>function</b> <span class="symbol"><A NAME="ref_210_13" HREF="terminal_interface-curses-mouse__ads.htm#ref_153_13">Mouse_Interval</A></span> (<span class="symbol"><A NAME="ref_210_29" HREF="terminal_interface-curses-mouse__ads.htm#ref_153_29">Msec</A></span> : Natural := 200) <b>return</b> Natural
228    <b>is</b>
229       <b>function</b> <span class="symbol"><A NAME="ref_212_16">Mouseinterval</A></span> (<span class="symbol"><A NAME="ref_212_31" HREF="terminal_interface-curses-mouse__adb.htm#ref_212_16">Msec</A></span> : <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A>) <b>return</b> <A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A>;
230       <b>pragma</b> Import (C, Mouseinterval, "mouseinterval");
231    <b>begin</b>
232       <b>return</b> Natural (<A HREF="terminal_interface-curses-mouse__adb.htm#ref_212_16">Mouseinterval</A> (<A HREF="terminal_interface-curses-aux__ads.htm#ref_50_12">C_Int</A> (<A HREF="terminal_interface-curses-mouse__ads.htm#ref_153_29">Msec</A>)));
233    <b>end</b> <A HREF="terminal_interface-curses-mouse__ads.htm#ref_153_13">Mouse_Interval</A>;
234
235 <b>end</b> <A HREF="terminal_interface__ads.htm#ref_42_9">Terminal_Interface</A>.<A HREF="terminal_interface-curses__ads.htm#ref_47_28">Curses</A>.<A HREF="terminal_interface-curses-mouse__ads.htm#ref_44_35">Mouse</A>;
236 </PRE></BODY></HTML>