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annotate gui/src/octave-adapter/octave-link.cc @ 14875:3fd857c284fe gui

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Editor now gets focussed when opening a file. * main-window.cc : Focussing editor after opening or creating a new file.
author Jacob Dawid <jacob.dawid@gmail.com>
date Wed, 18 Jul 2012 15:33:43 -0400
parents a565c560e654
children 7c14e3e6fc6b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* OctaveGUI - A graphical user interface for Octave
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2 * Copyright (C) 2011 John P. Swensen, Jacob Dawid (jacob.dawid@googlemail.com)
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3 *
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4 * This program is free software: you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as
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6 * published by the Free Software Foundation, either version 3 of the
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7 * License, or (at your option) any later version.
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8 *
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9 * This program is distributed in the hope that it will be useful,
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 * GNU General Public License for more details.
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13 *
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14 * You should have received a copy of the GNU General Public License
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15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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16 */
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17
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18 #include "octave-link.h"
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19 #include "load-path.h"
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20
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21 int octave_readline_hook ()
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22 {
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23 octave_link::instance ()->entered_readline_hook ();
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24 octave_link::instance ()->generate_events ();
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25 octave_link::instance ()->process_events ();
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26 octave_link::instance ()->finished_readline_hook ();
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27 return 0;
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28 }
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29
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30 void octave_exit_hook (int status)
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31 {
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32 (void) status;
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33 octave_link::instance ()->about_to_exit ();
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34 }
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35
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36 octave_link octave_link::_singleton;
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37
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38 octave_link::octave_link ()
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39 {
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40 _event_queue_mutex = new octave_mutex ();
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41 _performance_information_mutex = new octave_mutex ();
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42 _last_working_directory = "";
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43 _debugging_mode_active = false;
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44 }
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45
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46 octave_link::~octave_link ()
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47 {
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48 }
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49
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50 void
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51 octave_link::launch_octave ()
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52 {
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53 // Create both threads.
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54 _octave_main_thread = new octave_main_thread ();
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55 command_editor::add_event_hook (octave_readline_hook);
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56 octave_exit = octave_exit_hook;
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57
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58 // Start the first one.
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59 _octave_main_thread->start ();
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60 }
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61
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62 void
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63 octave_link::register_event_listener (octave_event_listener *oel)
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64 { _octave_event_listener = oel; }
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65
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66 void
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67 octave_link::generate_events ()
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68 {
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69 _next_performance_information.generate_events_start = clock ();
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70 std::string current_working_directory = octave_env::get_current_directory ();
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71 if (current_working_directory != _last_working_directory)
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72 {
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73 _last_working_directory = current_working_directory;
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74 if (_octave_event_listener)
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75 _octave_event_listener
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76 ->current_directory_has_changed (_last_working_directory);
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77 }
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78
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79 if (_debugging_mode_active != Vdebugging)
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80 {
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81 _debugging_mode_active = Vdebugging;
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82 if (_octave_event_listener)
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83 {
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84 if (_debugging_mode_active)
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85 _octave_event_listener->entered_debug_mode ();
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86 else
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87 _octave_event_listener->quit_debug_mode ();
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88 }
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89 }
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90 _next_performance_information.generate_events_stop = clock ();
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91 }
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92
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93 void
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94 octave_link::process_events ()
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95 {
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96 _next_performance_information.process_events_start = clock ();
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97 _event_queue_mutex->lock ();
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98 _next_performance_information.event_queue_size = _event_queue.size ();
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99
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100 while (_event_queue.size () > 0)
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101 {
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102 octave_event * e = _event_queue.front ();
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103 _event_queue.pop ();
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104 if (e->perform ())
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105 e->accept ();
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106 else
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107 e->reject ();
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108 }
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109 _event_queue_mutex->unlock ();
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110 _next_performance_information.process_events_stop = clock ();
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111 }
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112
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113 void
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114 octave_link::post_event (octave_event *e)
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115 {
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116 if (e)
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117 {
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118 _event_queue_mutex->lock ();
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119 _event_queue.push (e);
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120 _event_queue_mutex->unlock ();
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121 }
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122 }
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123
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124 void
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125 octave_link::event_accepted (octave_event *e)
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126 { delete e; }
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127
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128 void
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129 octave_link::event_reject (octave_event *e)
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130 { delete e; }
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131
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132 void
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133 octave_link::about_to_exit ()
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134 {
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135 _event_queue_mutex->lock ();
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136 while (!_event_queue.empty ())
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137 _event_queue.pop ();
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138
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139 _event_queue_mutex->unlock ();
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140
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141 if (_octave_event_listener)
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142 _octave_event_listener->about_to_exit ();
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143 }
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144
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145 void
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146 octave_link::entered_readline_hook ()
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147 { }
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148
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149 void
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150 octave_link::finished_readline_hook ()
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151 {
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152 _performance_information_mutex->lock ();
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153 _performance_information = _next_performance_information;
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154 _performance_information_mutex->unlock ();
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155 }
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156
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157 octave_link::performance_information
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158 octave_link::get_performance_information ()
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159 {
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160 performance_information p;
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161 _performance_information_mutex->lock ();
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162 p = _performance_information;
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163 _performance_information_mutex->unlock ();
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164 return p;
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165 }
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166
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167 std::string
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168 octave_link::get_last_working_directory ()
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169 {
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170 return _last_working_directory;
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171 }