Mercurial > octave-nkf
annotate gui/src/backend/octavelink.cc @ 14703:f86884be20fc gui
Renamed all source files of the gui to lowercase and .cc to be conform with the octave sources.
author | Jacob Dawid <jacob.dawid@googlemail.com> |
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date | Thu, 31 May 2012 20:53:56 +0200 |
parents | gui/src/backend/OctaveLink.cpp@7623bece76df |
children |
rev | line source |
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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 */ |
13501 | 17 |
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18 #include "octavelink.h" |
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19 #include "load-path.h" |
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20 #include "oct-env.h" |
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21 #include <QDir> |
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22 #include <QApplication> |
13501 | 23 |
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24 int octave_readline_hook () |
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25 { |
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26 OctaveLink::instance ()->triggerUpdateHistoryModel (); |
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27 OctaveLink::instance ()->buildSymbolInformation (); |
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28 OctaveLink::instance ()->updateCurrentWorkingDirectory (); |
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29 return 0; |
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30 } |
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31 |
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32 void octave_exit_hook (int status) |
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33 { |
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34 Q_UNUSED (status); |
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35 OctaveLink::instance ()->terminateOctave (); |
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36 } |
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37 |
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38 OctaveLink OctaveLink::m_singleton; |
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40 OctaveLink::OctaveLink ():QObject () |
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41 { |
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42 m_historyModel = new QStringListModel (this); |
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43 m_workspaceModel = new WorkspaceModel (this); |
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44 |
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45 m_workspaceModel->insertTopLevelItem(0, new TreeItem ("Local")); |
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46 m_workspaceModel->insertTopLevelItem(1, new TreeItem ("Global")); |
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47 m_workspaceModel->insertTopLevelItem(2, new TreeItem ("Persistent")); |
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48 m_workspaceModel->insertTopLevelItem(3, new TreeItem ("Hidden")); |
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49 |
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50 _updateWorkspaceModelTimer.setInterval (1000); |
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51 _updateWorkspaceModelTimer.setSingleShot (false); |
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52 connect(&_updateWorkspaceModelTimer, SIGNAL (timeout ()), |
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53 m_workspaceModel, SLOT (updateFromSymbolTable ())); |
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54 |
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55 _symbolInformationSemaphore = new QSemaphore (1); |
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56 _currentWorkingDirectory = ""; |
13501 | 57 } |
58 | |
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59 OctaveLink::~OctaveLink () |
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60 { |
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62 | |
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63 void |
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64 OctaveLink::launchOctave () |
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65 { |
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66 // Create both threads. |
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67 m_octaveMainThread = new OctaveMainThread (this); |
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68 command_editor::add_event_hook (octave_readline_hook); |
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69 octave_exit = octave_exit_hook; |
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70 |
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71 // Start the first one. |
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72 m_octaveMainThread->start (); |
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73 _updateWorkspaceModelTimer.start (); |
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74 } |
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75 |
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76 void |
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77 OctaveLink::terminateOctave () |
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78 { |
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79 qApp->quit (); |
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80 } |
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81 |
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82 void |
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83 OctaveLink::triggerUpdateHistoryModel () |
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84 { |
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85 // Determine the client's (our) history length and the one of the server. |
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86 int clientHistoryLength = m_historyModel->rowCount (); |
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87 int serverHistoryLength = command_history::length (); |
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88 |
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89 // If were behind the server, iterate through all new entries and add them to our history. |
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90 if (clientHistoryLength < serverHistoryLength) |
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91 { |
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92 for (int i = clientHistoryLength; i < serverHistoryLength; i++) |
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93 { |
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94 m_historyModel->insertRow (0); |
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95 m_historyModel->setData (m_historyModel->index (0), QString (command_history::get_entry (i).c_str ())); |
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96 } |
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97 } |
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98 } |
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99 |
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100 void |
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101 OctaveLink::updateCurrentWorkingDirectory () |
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102 { |
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103 QString _queriedWorkingDirectory = octave_env::get_current_directory ().c_str(); |
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104 if (_currentWorkingDirectory != _queriedWorkingDirectory) |
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105 { |
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106 _currentWorkingDirectory = _queriedWorkingDirectory; |
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107 QDir::setCurrent (_currentWorkingDirectory); |
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108 emit workingDirectoryChanged (_currentWorkingDirectory); |
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109 } |
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110 } |
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111 |
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112 void |
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113 OctaveLink::acquireSymbolInformation () |
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114 { |
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115 _symbolInformationSemaphore->acquire (1); |
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116 } |
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117 |
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118 void |
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119 OctaveLink::releaseSymbolInformation () |
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120 { |
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121 _symbolInformationSemaphore->release (1); |
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122 } |
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123 |
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124 void |
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125 OctaveLink::buildSymbolInformation () |
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126 { |
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127 std::list < symbol_table::symbol_record > symbolTable = symbol_table::all_variables (); |
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128 |
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129 acquireSymbolInformation (); |
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130 _symbolInformation.clear (); |
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131 for (std::list < symbol_table::symbol_record > ::iterator iterator = symbolTable.begin (); |
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132 iterator != symbolTable.end (); iterator++) |
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133 { |
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134 SymbolInformation symbolInformation; |
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135 symbolInformation.fromSymbolRecord (*iterator); |
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136 _symbolInformation.push_back (symbolInformation); |
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137 } |
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138 releaseSymbolInformation (); |
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139 } |
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140 |
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141 const QList <SymbolInformation>& |
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142 OctaveLink::symbolInformation () const |
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143 { |
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144 return _symbolInformation; |
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145 } |
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146 |
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147 QStringListModel * |
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148 OctaveLink::historyModel () |
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149 { |
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150 return m_historyModel; |
13501 | 151 } |
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152 |
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153 WorkspaceModel * |
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154 OctaveLink::workspaceModel () |
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155 { |
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156 return m_workspaceModel; |
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157 } |