1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"> 2<html> 3<head> 4<title>terminal_interface-curses-mouse.adb</title> 5<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> 6<style type="text/css"> 7*.comment { 8 color: green; 9} 10*.symbol { 11 color: red; 12} 13</style> 14</head> 15<body> 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>-- <strong>GNAT</strong> 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 2018,2020 Thomas E. Dickey --</em></span> 28<span class="comment"><em>-- Copyright 1999-2009,2014 Free Software Foundation, Inc. --</em></span> 29<span class="comment"><em>-- --</em></span> 30<span class="comment"><em>-- Permission is hereby granted, free of charge, to any person obtaining a --</em></span> 31<span class="comment"><em>-- copy of this software and associated documentation files (the --</em></span> 32<span class="comment"><em>-- "Software"), to deal in the Software without restriction, including --</em></span> 33<span class="comment"><em>-- without limitation the rights to use, copy, modify, merge, publish, --</em></span> 34<span class="comment"><em>-- distribute, distribute with modifications, sublicense, and/or sell --</em></span> 35<span class="comment"><em>-- copies of the Software, and to permit persons to whom the Software is --</em></span> 36<span class="comment"><em>-- furnished to do so, subject to the following conditions: --</em></span> 37<span class="comment"><em>-- --</em></span> 38<span class="comment"><em>-- The above copyright notice and this permission notice shall be included --</em></span> 39<span class="comment"><em>-- in all copies or substantial portions of the Software. --</em></span> 40<span class="comment"><em>-- --</em></span> 41<span class="comment"><em>-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --</em></span> 42<span class="comment"><em>-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --</em></span> 43<span class="comment"><em>-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --</em></span> 44<span class="comment"><em>-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --</em></span> 45<span class="comment"><em>-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --</em></span> 46<span class="comment"><em>-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --</em></span> 47<span class="comment"><em>-- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --</em></span> 48<span class="comment"><em>-- --</em></span> 49<span class="comment"><em>-- Except as contained in this notice, the name(s) of the above copyright --</em></span> 50<span class="comment"><em>-- holders shall not be used in advertising or otherwise to promote the --</em></span> 51<span class="comment"><em>-- sale, use or other dealings in this Software without prior written --</em></span> 52<span class="comment"><em>-- authorization. --</em></span> 53<span class="comment"><em>------------------------------------------------------------------------------</em></span> 54<span class="comment"><em>-- Author: Juergen Pfeifer, 1996</em></span> 55<span class="comment"><em>-- Version Control:</em></span> 56<span class="comment"><em>-- @Revision: 1.28 @</em></span> 57<span class="comment"><em>-- @Date: 2020/06/27 18:50:44 @</em></span> 58<span class="comment"><em>-- Binding Version 01.00</em></span> 59<span class="comment"><em>------------------------------------------------------------------------------</em></span> 60<b>with</b> <a href="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</a>.<a href="terminal_interface-curses__ads.htm#ref_48_28">Curses</a>.<a href="terminal_interface-curses-aux__ads.htm#ref_46_35">Aux</a>; <b>use</b> <a href="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</a>.<a href="terminal_interface-curses__ads.htm#ref_48_28">Curses</a>.<a href="terminal_interface-curses-aux__ads.htm#ref_46_35">Aux</a>; 61<b>with</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C; <b>use</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>.C; 62<b>use</b> <a href="interfac__ads.htm#ref_38_9">Interfaces</a>; 63 64<b>package</b> <b>body</b> <a href="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</a>.<a href="terminal_interface-curses__ads.htm#ref_48_28">Curses</a>.<span class="symbol"><a name="ref_47_40" href="terminal_interface-curses-mouse__ads.htm#ref_45_35">Mouse</a></span> <b>is</b> 65 66 <b>function</b> <span class="symbol"><a name="ref_49_13" href="terminal_interface-curses-mouse__ads.htm#ref_91_13">Has_Mouse</a></span> <b>return</b> Boolean 67 <b>is</b> 68 <b>function</b> <span class="symbol"><a name="ref_51_16">Mouse_Avail</a></span> <b>return</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a>; 69 <b>pragma</b> Import (C, Mouse_Avail, "has_mouse"); 70 <b>begin</b> 71 <b>if</b> <a href="terminal_interface-curses__ads.htm#ref_938_13">Has_Key</a> (<a href="terminal_interface-curses__ads.htm#ref_376_4">Key_Mouse</a>) <b>or</b> <b>else</b> <a href="terminal_interface-curses-mouse__adb.htm#ref_51_16">Mouse_Avail</a> /= 0 <b>then</b> 72 <b>return</b> True; 73 <b>else</b> 74 <b>return</b> False; 75 <b>end</b> <b>if</b>; 76 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_91_13">Has_Mouse</a>; 77 78 <b>function</b> <span class="symbol"><a name="ref_61_13" href="terminal_interface-curses-mouse__ads.htm#ref_126_13">Get_Mouse</a></span> <b>return</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_85_9">Mouse_Event</a> 79 <b>is</b> 80 <b>type</b> <span class="symbol"><a name="ref_63_12">Event_Access</a></span> <b>is</b> <b>access</b> <b>all</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_85_9">Mouse_Event</a>; 81 82 <b>function</b> <span class="symbol"><a name="ref_65_16">Getmouse</a></span> (<span class="symbol"><a name="ref_65_26">Ev</a></span> : <a href="terminal_interface-curses-mouse__adb.htm#ref_63_12">Event_Access</a>) <b>return</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a>; 83 <b>pragma</b> Import (C, Getmouse, "getmouse"); 84 85 <span class="symbol"><a name="ref_68_7">Event</a></span> : <b>aliased</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_85_9">Mouse_Event</a>; 86 <b>begin</b> 87 <b>if</b> <a href="terminal_interface-curses-mouse__adb.htm#ref_65_16">Getmouse</a> (<a href="terminal_interface-curses-mouse__adb.htm#ref_68_7">Event</a>'<b>Access</b>) = <a href="terminal_interface-curses-aux__ads.htm#ref_64_4">Curses_Err</a> <b>then</b> 88 <b>raise</b> <a href="terminal_interface-curses__ads.htm#ref_522_4">Curses_Exception</a>; 89 <b>end</b> <b>if</b>; 90 <b>return</b> <a href="terminal_interface-curses-mouse__adb.htm#ref_68_7">Event</a>; 91 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_126_13">Get_Mouse</a>; 92 93 <b>procedure</b> <span class="symbol"><a name="ref_76_14" href="terminal_interface-curses-mouse__ads.htm#ref_94_14">Register_Reportable_Event</a></span> (<span class="symbol"><a name="ref_76_41" href="terminal_interface-curses-mouse__ads.htm#ref_95_7">Button</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_61_9">Mouse_Button</a>; 94 <span class="symbol"><a name="ref_77_41" href="terminal_interface-curses-mouse__ads.htm#ref_96_7">State</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_72_9">Button_State</a>; 95 <span class="symbol"><a name="ref_78_41" href="terminal_interface-curses-mouse__ads.htm#ref_97_7">Mask</a></span> : <b>in</b> <b>out</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>) 96 <b>is</b> 97 <span class="symbol"><a name="ref_80_7">Button_Nr</a></span> : <b>constant</b> Natural := <a href="terminal_interface-curses-mouse__ads.htm#ref_61_9">Mouse_Button</a>'Pos (<a href="terminal_interface-curses-mouse__ads.htm#ref_95_7">Button</a>); 98 <span class="symbol"><a name="ref_81_7">State_Nr</a></span> : <b>constant</b> Natural := <a href="terminal_interface-curses-mouse__ads.htm#ref_72_9">Button_State</a>'Pos (<a href="terminal_interface-curses-mouse__ads.htm#ref_96_7">State</a>); 99 <b>begin</b> 100 <b>if</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_95_7">Button</a> <b>in</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_70_12">Modifier_Keys</a> <b>and</b> <b>then</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_96_7">State</a> /= <a href="terminal_interface-curses-mouse__ads.htm#ref_73_26">Pressed</a> <b>then</b> 101 <b>raise</b> <a href="terminal_interface-curses__ads.htm#ref_522_4">Curses_Exception</a>; 102 <b>else</b> 103 <b>if</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_95_7">Button</a> <b>in</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_69_12">Real_Buttons</a> <b>then</b> 104 <a href="terminal_interface-curses-mouse__ads.htm#ref_97_7">Mask</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_97_7">Mask</a> <b>or</b> ((2 ** (6 * <a href="terminal_interface-curses-mouse__adb.htm#ref_80_7">Button_Nr</a>)) ** <a href="terminal_interface-curses-mouse__adb.htm#ref_81_7">State_Nr</a>); 105 <b>else</b> 106 <a href="terminal_interface-curses-mouse__ads.htm#ref_97_7">Mask</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_97_7">Mask</a> <b>or</b> (<a href="terminal_interface-curses-mouse__ads.htm#ref_190_4">BUTTON_CTRL</a> ** (<a href="terminal_interface-curses-mouse__adb.htm#ref_80_7">Button_Nr</a> - 4)); 107 <b>end</b> <b>if</b>; 108 <b>end</b> <b>if</b>; 109 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_94_14">Register_Reportable_Event</a>; 110 111 <b>procedure</b> <span class="symbol"><a name="ref_94_14" href="terminal_interface-curses-mouse__ads.htm#ref_103_14">Register_Reportable_Events</a></span> (<span class="symbol"><a name="ref_94_42" href="terminal_interface-curses-mouse__ads.htm#ref_104_7">Button</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_61_9">Mouse_Button</a>; 112 <span class="symbol"><a name="ref_95_42" href="terminal_interface-curses-mouse__ads.htm#ref_105_7">State</a></span> : Button_States; 113 <span class="symbol"><a name="ref_96_42" href="terminal_interface-curses-mouse__ads.htm#ref_106_7">Mask</a></span> : <b>in</b> <b>out</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>) 114 <b>is</b> 115 <b>begin</b> 116 <b>for</b> <span class="symbol"><a name="ref_99_11">S</a></span> <b>in</b> Button_States'<b>Range</b> <b>loop</b> 117 <b>if</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_105_7">State</a> (<a href="terminal_interface-curses-mouse__adb.htm#ref_99_11">S</a>) <b>then</b> 118 <a href="terminal_interface-curses-mouse__ads.htm#ref_94_14">Register_Reportable_Event</a> (<a href="terminal_interface-curses-mouse__ads.htm#ref_104_7">Button</a>, <a href="terminal_interface-curses-mouse__adb.htm#ref_99_11">S</a>, <a href="terminal_interface-curses-mouse__ads.htm#ref_106_7">Mask</a>); 119 <b>end</b> <b>if</b>; 120 <b>end</b> <b>loop</b>; 121 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_103_14">Register_Reportable_Events</a>; 122 123 <b>function</b> <span class="symbol"><a name="ref_106_13" href="terminal_interface-curses-mouse__ads.htm#ref_116_13">Start_Mouse</a></span> (<span class="symbol"><a name="ref_106_26" href="terminal_interface-curses-mouse__ads.htm#ref_116_26">Mask</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_59_4">All_Events</a>) 124 <b>return</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a> 125 <b>is</b> 126 <b>function</b> <span class="symbol"><a name="ref_109_16">MMask</a></span> (<span class="symbol"><a name="ref_109_23">M</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>; 127 <span class="symbol"><a name="ref_110_23">O</a></span> : <b>access</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>) <b>return</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>; 128 <b>pragma</b> Import (C, MMask, "mousemask"); 129 <span class="symbol"><a name="ref_112_7">R</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>; 130 <span class="symbol"><a name="ref_113_7">Old</a></span> : <b>aliased</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>; 131 <b>begin</b> 132 <a href="terminal_interface-curses-mouse__adb.htm#ref_112_7">R</a> := <a href="terminal_interface-curses-mouse__adb.htm#ref_109_16">MMask</a> (<a href="terminal_interface-curses-mouse__ads.htm#ref_116_26">Mask</a>, <a href="terminal_interface-curses-mouse__adb.htm#ref_113_7">Old</a>'<b>Access</b>); 133 <b>if</b> <a href="terminal_interface-curses-mouse__adb.htm#ref_112_7">R</a> = <a href="terminal_interface-curses-mouse__ads.htm#ref_58_4">No_Events</a> <b>then</b> 134 <a href="terminal_interface-curses__ads.htm#ref_1041_14">Beep</a>; 135 <b>end</b> <b>if</b>; 136 <b>return</b> <a href="terminal_interface-curses-mouse__adb.htm#ref_113_7">Old</a>; 137 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_116_13">Start_Mouse</a>; 138 139 <b>procedure</b> <span class="symbol"><a name="ref_122_14" href="terminal_interface-curses-mouse__ads.htm#ref_121_14">End_Mouse</a></span> (<span class="symbol"><a name="ref_122_25" href="terminal_interface-curses-mouse__ads.htm#ref_121_25">Mask</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_58_4">No_Events</a>) 140 <b>is</b> 141 <b>begin</b> 142 <b>if</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_121_25">Mask</a> /= <a href="terminal_interface-curses-mouse__ads.htm#ref_58_4">No_Events</a> <b>then</b> 143 <a href="terminal_interface-curses__ads.htm#ref_1041_14">Beep</a>; 144 <b>end</b> <b>if</b>; 145 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_121_14">End_Mouse</a>; 146 147 <b>procedure</b> <span class="symbol"><a name="ref_130_14" href="terminal_interface-curses-mouse__adb.htm#ref_134_14">Dispatch_Event</a></span> (<span class="symbol"><a name="ref_130_30" href="terminal_interface-curses-mouse__adb.htm#ref_134_30">Mask</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>; 148 <span class="symbol"><a name="ref_131_30" href="terminal_interface-curses-mouse__adb.htm#ref_135_30">Button</a></span> : <b>out</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_61_9">Mouse_Button</a>; 149 <span class="symbol"><a name="ref_132_30" href="terminal_interface-curses-mouse__adb.htm#ref_136_30">State</a></span> : <b>out</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_72_9">Button_State</a>); 150 151 <b>procedure</b> <span class="symbol"><a name="ref_134_14" href="terminal_interface-curses-mouse__adb.htm#ref_130_14">Dispatch_Event</a></span> (<span class="symbol"><a name="ref_134_30" href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>; 152 <span class="symbol"><a name="ref_135_30" href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a></span> : <b>out</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_61_9">Mouse_Button</a>; 153 <span class="symbol"><a name="ref_136_30" href="terminal_interface-curses-mouse__adb.htm#ref_132_30">State</a></span> : <b>out</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_72_9">Button_State</a>) <b>is</b> 154 <span class="symbol"><a name="ref_137_7">L</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_57_9">Event_Mask</a>; 155 <b>begin</b> 156 <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_67_26">Alt</a>; <span class="comment"><em>-- preset to non real button;</em></span> 157 <b>if</b> (<a href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a> <b>and</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_193_4">BUTTON1_EVENTS</a>) /= 0 <b>then</b> 158 <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_61_26">Left</a>; 159 <b>elsif</b> (<a href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a> <b>and</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_195_4">BUTTON2_EVENTS</a>) /= 0 <b>then</b> 160 <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_62_26">Middle</a>; 161 <b>elsif</b> (<a href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a> <b>and</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_197_4">BUTTON3_EVENTS</a>) /= 0 <b>then</b> 162 <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_63_26">Right</a>; 163 <b>elsif</b> (<a href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a> <b>and</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_199_4">BUTTON4_EVENTS</a>) /= 0 <b>then</b> 164 <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_64_26">Button4</a>; 165 <b>end</b> <b>if</b>; 166 <b>if</b> <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> <b>in</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_69_12">Real_Buttons</a> <b>then</b> 167 <a href="terminal_interface-curses-mouse__adb.htm#ref_132_30">State</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_72_26">Released</a>; <span class="comment"><em>-- preset to non real button;</em></span> 168 <a href="terminal_interface-curses-mouse__adb.htm#ref_137_7">L</a> := 2 ** (6 * <a href="terminal_interface-curses-mouse__ads.htm#ref_61_9">Mouse_Button</a>'Pos (<a href="terminal_interface-curses-mouse__adb.htm#ref_131_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_72_9">Button_State</a>'<b>Range</b> <b>loop</b> 170 <b>if</b> (<a href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a> <b>and</b> <a href="terminal_interface-curses-mouse__adb.htm#ref_137_7">L</a>) /= 0 <b>then</b> 171 <a href="terminal_interface-curses-mouse__adb.htm#ref_132_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_137_7">L</a> := 2 * <a href="terminal_interface-curses-mouse__adb.htm#ref_137_7">L</a>; 175 <b>end</b> <b>loop</b>; 176 <b>else</b> 177 <a href="terminal_interface-curses-mouse__adb.htm#ref_132_30">State</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_73_26">Pressed</a>; 178 <b>if</b> (<a href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a> <b>and</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_190_4">BUTTON_CTRL</a>) /= 0 <b>then</b> 179 <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_65_26">Control</a>; 180 <b>elsif</b> (<a href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a> <b>and</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_191_4">BUTTON_SHIFT</a>) /= 0 <b>then</b> 181 <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_66_26">Shift</a>; 182 <b>elsif</b> (<a href="terminal_interface-curses-mouse__adb.htm#ref_130_30">Mask</a> <b>and</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_192_4">BUTTON_ALT</a>) /= 0 <b>then</b> 183 <a href="terminal_interface-curses-mouse__adb.htm#ref_131_30">Button</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_67_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_130_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_130_14">Get_Event</a></span> (<span class="symbol"><a name="ref_171_25" href="terminal_interface-curses-mouse__ads.htm#ref_130_25">Event</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_85_9">Mouse_Event</a>; 189 <span class="symbol"><a name="ref_172_25" href="terminal_interface-curses-mouse__ads.htm#ref_131_25">Y</a></span> : <b>out</b> <a href="terminal_interface-curses__ads.htm#ref_59_9">Line_Position</a>; 190 <span class="symbol"><a name="ref_173_25" href="terminal_interface-curses-mouse__ads.htm#ref_132_25">X</a></span> : <b>out</b> <a href="terminal_interface-curses__ads.htm#ref_60_9">Column_Position</a>; 191 <span class="symbol"><a name="ref_174_25" href="terminal_interface-curses-mouse__ads.htm#ref_133_25">Button</a></span> : <b>out</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_61_9">Mouse_Button</a>; 192 <span class="symbol"><a name="ref_175_25" href="terminal_interface-curses-mouse__ads.htm#ref_134_25">State</a></span> : <b>out</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_72_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_57_9">Event_Mask</a> := <a href="terminal_interface-curses-mouse__ads.htm#ref_130_25">Event</a>.<a href="terminal_interface-curses-mouse__ads.htm#ref_170_10">Bstate</a>; 195 <b>begin</b> 196 <a href="terminal_interface-curses-mouse__ads.htm#ref_132_25">X</a> := <a href="terminal_interface-curses__ads.htm#ref_60_9">Column_Position</a> (<a href="terminal_interface-curses-mouse__ads.htm#ref_130_25">Event</a>.<a href="terminal_interface-curses-mouse__ads.htm#ref_168_10">X</a>); 197 <a href="terminal_interface-curses-mouse__ads.htm#ref_131_25">Y</a> := <a href="terminal_interface-curses__ads.htm#ref_59_9">Line_Position</a> (<a href="terminal_interface-curses-mouse__ads.htm#ref_130_25">Event</a>.<a href="terminal_interface-curses-mouse__ads.htm#ref_168_13">Y</a>); 198 <a href="terminal_interface-curses-mouse__adb.htm#ref_130_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_133_25">Button</a>, <a href="terminal_interface-curses-mouse__ads.htm#ref_134_25">State</a>); 199 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_130_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_142_14">Unget_Mouse</a></span> (<span class="symbol"><a name="ref_184_27" href="terminal_interface-curses-mouse__ads.htm#ref_142_27">Event</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_85_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">Ev</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_85_9">Mouse_Event</a>) <b>return</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_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_142_27">Event</a>) = <a href="terminal_interface-curses-aux__ads.htm#ref_64_4">Curses_Err</a> <b>then</b> 207 <b>raise</b> <a href="terminal_interface-curses__ads.htm#ref_522_4">Curses_Exception</a>; 208 <b>end</b> <b>if</b>; 209 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_142_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_147_13">Enclosed_In_Window</a></span> (<span class="symbol"><a name="ref_194_33" href="terminal_interface-curses-mouse__ads.htm#ref_147_33">Win</a></span> : <a href="terminal_interface-curses__ads.htm#ref_56_9">Window</a> := <a href="terminal_interface-curses__ads.htm#ref_645_13">Standard_Window</a>; 212 <span class="symbol"><a name="ref_195_33" href="terminal_interface-curses-mouse__ads.htm#ref_148_33">Event</a></span> : <a href="terminal_interface-curses-mouse__ads.htm#ref_85_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">Win</a></span> : <a href="terminal_interface-curses__ads.htm#ref_56_9">Window</a>; <span class="symbol"><a name="ref_197_40">Y</a></span> : <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a>; <span class="symbol"><a name="ref_197_51">X</a></span> : <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a>) 215 <b>return</b> <a href="terminal_interface-curses__ads.htm#ref_2099_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_147_33">Win</a>, <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a> (<a href="terminal_interface-curses-mouse__ads.htm#ref_148_33">Event</a>.<a href="terminal_interface-curses-mouse__ads.htm#ref_168_13">Y</a>), <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a> (<a href="terminal_interface-curses-mouse__ads.htm#ref_148_33">Event</a>.<a href="terminal_interface-curses-mouse__ads.htm#ref_168_10">X</a>)) 219 = <a href="terminal_interface-curses__ads.htm#ref_2101_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_147_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_154_13">Mouse_Interval</a></span> (<span class="symbol"><a name="ref_210_29" href="terminal_interface-curses-mouse__ads.htm#ref_154_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">Msec</a></span> : <a href="terminal_interface-curses-aux__ads.htm#ref_49_12">C_Int</a>) <b>return</b> <a href="terminal_interface-curses-aux__ads.htm#ref_49_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_49_12">C_Int</a> (<a href="terminal_interface-curses-mouse__ads.htm#ref_154_29">Msec</a>))); 233 <b>end</b> <a href="terminal_interface-curses-mouse__ads.htm#ref_154_13">Mouse_Interval</a>; 234 235<b>end</b> <a href="terminal_interface__ads.htm#ref_43_9">Terminal_Interface</a>.<a href="terminal_interface-curses__ads.htm#ref_48_28">Curses</a>.<a href="terminal_interface-curses-mouse__ads.htm#ref_45_35">Mouse</a>; 236</pre></body></html> 237