Mercurial > octave
annotate libgui/src/qt-interpreter-events.cc @ 27589:12cfa32dc29e
use QMutexLocker to manage locks in qt_interpreter_events methods
* qt-interpreter-events.cc (qt_interpreter_events::confirm_shutdown,
qt_interpreter_events::gui_preference,
qt_interpreter_events::file_remove): Use QMutexLocker object to
automatically unlock mutex.
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 25 Oct 2019 14:50:09 -0400 |
parents | f0e3f3e28a8e |
children | ada24a1979c0 |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2013-2019 John W. Eaton |
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4 Copyright (C) 2011-2019 Jacob Dawid |
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5 Copyright (C) 2011-2019 John P. Swensen |
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6 |
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7 This file is part of Octave. |
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8 |
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9 Octave is free software: you can redistribute it and/or modify it |
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10 under the terms of the GNU General Public License as published by |
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11 the Free Software Foundation, either version 3 of the License, or |
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12 (at your option) any later version. |
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13 |
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14 Octave is distributed in the hope that it will be useful, but |
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15 WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 GNU General Public License for more details. |
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18 |
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19 You should have received a copy of the GNU General Public License |
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20 along with Octave; see the file COPYING. If not, see |
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21 <https://www.gnu.org/licenses/>. |
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22 |
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23 */ |
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24 |
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25 #if defined (HAVE_CONFIG_H) |
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26 # include "config.h" |
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27 #endif |
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28 |
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29 #include <QDialog> |
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30 #include <QDir> |
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31 #include <QMetaType> |
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32 #include <QPushButton> |
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33 #include <QStringList> |
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34 |
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35 #include "dialog.h" |
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36 #include "octave-qobject.h" |
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37 #include "qt-interpreter-events.h" |
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38 #include "resource-manager.h" |
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39 |
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40 #include "oct-env.h" |
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41 #include "str-vec.h" |
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42 |
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43 #include "builtin-defun-decls.h" |
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44 #include "error.h" |
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45 #include "interpreter-private.h" |
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46 #include "load-path.h" |
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47 #include "oct-map.h" |
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48 #include "octave.h" |
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49 #include "ov.h" |
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50 #include "syminfo.h" |
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51 #include "utils.h" |
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52 |
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53 Q_DECLARE_METATYPE (octave_value) |
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54 Q_DECLARE_METATYPE (octave::symbol_info_list) |
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55 Q_DECLARE_METATYPE (octave::fcn_callback) |
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56 Q_DECLARE_METATYPE (octave::meth_callback) |
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57 |
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58 namespace octave |
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59 { |
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60 static QStringList |
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61 make_qstring_list (const std::list<std::string>& lst) |
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62 { |
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63 QStringList retval; |
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64 |
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65 for (const auto& s : lst) |
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66 retval.append (QString::fromStdString (s)); |
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67 |
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68 return retval; |
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69 } |
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70 |
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71 static QStringList |
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72 make_filter_list (const event_manager::filter_list& lst) |
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73 { |
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74 QStringList retval; |
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75 |
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76 // We have pairs of data, first being the list of extensions |
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77 // exta;exb;extc etc second the name to use as filter name |
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78 // (optional). Qt wants a list of filters in the format of |
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79 // 'FilterName (space separated exts)'. |
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80 |
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81 for (const auto& ext_name : lst) |
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82 { |
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83 QString ext = QString::fromStdString (ext_name.first); |
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84 QString name = QString::fromStdString (ext_name.second); |
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85 |
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86 // Strip out extensions from name and replace ';' with spaces in |
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87 // list. |
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88 |
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89 name.replace (QRegExp ("\\(.*\\)"), ""); |
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90 ext.replace (";", " "); |
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91 |
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92 if (name.isEmpty ()) |
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93 { |
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94 // No name field. Build one from the extensions. |
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95 name = ext.toUpper () + " Files"; |
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96 } |
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97 |
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98 retval.append (name + " (" + ext + ')'); |
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99 } |
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100 |
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101 return retval; |
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102 } |
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103 |
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104 qt_interpreter_events::qt_interpreter_events (base_qobject& oct_qobj) |
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105 : interpreter_events (), m_octave_qobj (oct_qobj), |
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106 m_shutdown_confirm_result (false), m_mutex (), |
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107 m_waitcondition (), m_uiwidget_creator () |
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108 { |
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109 qRegisterMetaType<QIntList> ("QIntList"); |
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110 qRegisterMetaType<QFloatList> ("QFloatList"); |
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111 |
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112 qRegisterMetaType<octave_value> ("octave_value"); |
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113 qRegisterMetaType<symbol_info_list> ("symbol_info_list"); |
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114 |
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115 qRegisterMetaType<fcn_callback> ("fcn_callback"); |
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116 qRegisterMetaType<meth_callback> ("meth_callback"); |
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117 |
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118 connect (this, SIGNAL (confirm_shutdown_signal (void)), |
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119 this, SLOT (confirm_shutdown_octave (void))); |
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120 } |
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121 |
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122 std::list<std::string> |
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123 qt_interpreter_events::file_dialog (const filter_list& filter, |
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124 const std::string& title, |
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125 const std::string& filename, |
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126 const std::string& dirname, |
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127 const std::string& multimode) |
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128 { |
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130 = m_uiwidget_creator.file_dialog (make_filter_list (filter), |
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131 QString::fromStdString (title), |
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132 QString::fromStdString (filename), |
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133 QString::fromStdString (dirname), |
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134 QString::fromStdString (multimode)); |
27552 | 135 |
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136 std::list<std::string> retval; |
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137 |
27552 | 138 for (const auto& s : lst) |
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139 retval.push_back (s.toStdString ()); |
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140 |
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141 return retval; |
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142 } |
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143 |
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144 std::list<std::string> |
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145 qt_interpreter_events::input_dialog (const std::list<std::string>& prompt, |
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146 const std::string& title, |
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147 const std::list<float>& nr, |
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148 const std::list<float>& nc, |
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149 const std::list<std::string>& defaults) |
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150 { |
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152 = m_uiwidget_creator.input_dialog (make_qstring_list (prompt), |
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153 QString::fromStdString (title), |
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154 QFloatList::fromStdList (nr), |
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155 QFloatList::fromStdList (nc), |
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156 make_qstring_list (defaults)); |
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157 std::list<std::string> retval; |
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158 |
27552 | 159 for (const auto& s : lst) |
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160 retval.push_back (s.toStdString ()); |
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161 |
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162 return retval; |
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163 } |
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164 |
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165 std::pair<std::list<int>, int> |
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166 qt_interpreter_events::list_dialog (const std::list<std::string>& list, |
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167 const std::string& mode, |
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168 int width, int height, |
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169 const std::list<int>& initial, |
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170 const std::string& name, |
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171 const std::list<std::string>& prompt, |
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172 const std::string& ok_string, |
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173 const std::string& cancel_string) |
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174 { |
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176 = m_uiwidget_creator.list_dialog (make_qstring_list (list), |
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177 QString::fromStdString (mode), |
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178 width, height, |
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179 QList<int>::fromStdList (initial), |
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180 QString::fromStdString (name), |
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181 make_qstring_list (prompt), |
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182 QString::fromStdString (ok_string), |
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183 QString::fromStdString (cancel_string)); |
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184 |
27552 | 185 return std::pair<std::list<int>, int> (result.first.toStdList (), |
186 result.second); | |
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187 } |
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188 |
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189 std::string |
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190 qt_interpreter_events::question_dialog (const std::string& msg, |
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191 const std::string& title, |
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192 const std::string& btn1, |
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193 const std::string& btn2, |
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194 const std::string& btn3, |
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195 const std::string& btndef) |
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196 { |
27552 | 197 QString icon = "quest"; |
198 QStringList buttons; | |
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199 QStringList role; |
27552 | 200 |
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201 // Must use ResetRole which is left-aligned for all OS and WM. |
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202 role << "ResetRole" << "ResetRole" << "ResetRole"; |
27552 | 203 |
204 buttons << QString::fromStdString (btn1); | |
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205 if (btn2 == "") |
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206 role.removeAt (0); |
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207 else |
27552 | 208 buttons << QString::fromStdString (btn2); |
209 buttons << QString::fromStdString (btn3); | |
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210 |
27552 | 211 QString answer |
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212 = m_uiwidget_creator.message_dialog (QString::fromStdString (msg), |
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213 QString::fromStdString (title), |
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214 icon, buttons, |
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215 QString::fromStdString (btndef), |
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216 role); |
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217 |
27552 | 218 return answer.toStdString (); |
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219 } |
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220 |
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221 void qt_interpreter_events::update_path_dialog (void) |
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222 { |
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223 emit update_path_dialog_signal (); |
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224 } |
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225 |
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226 void qt_interpreter_events::show_preferences (void) |
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227 { |
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228 emit show_preferences_signal (); |
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229 } |
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230 |
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231 void qt_interpreter_events::show_doc (const std::string& file) |
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232 { |
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233 emit show_doc_signal (QString::fromStdString (file)); |
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234 } |
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235 |
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236 bool qt_interpreter_events::edit_file (const std::string& file) |
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237 { |
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238 emit edit_file_signal (QString::fromStdString (file)); |
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239 |
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240 return true; |
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241 } |
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242 |
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243 void qt_interpreter_events::edit_variable (const std::string& expr, |
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244 const octave_value& val) |
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245 { |
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246 emit edit_variable_signal (QString::fromStdString (expr), val); |
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247 } |
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248 |
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249 bool qt_interpreter_events::confirm_shutdown (void) |
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250 { |
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251 QMutexLocker autolock (&m_mutex); |
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252 |
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253 emit confirm_shutdown_signal (); |
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254 |
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255 // Wait for result. |
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256 wait (); |
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257 |
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258 return m_shutdown_confirm_result; |
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259 } |
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260 |
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261 bool qt_interpreter_events::prompt_new_edit_file (const std::string& file) |
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262 { |
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263 QSettings *settings = resource_manager::get_settings (); |
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264 |
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265 if (! settings || settings->value ("editor/create_new_file",false).toBool ()) |
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266 return true; |
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267 |
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268 std::string abs_fname = sys::env::make_absolute (file); |
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269 |
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270 QStringList btn; |
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271 QStringList role; |
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272 role << "YesRole" << "RejectRole"; |
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273 btn << tr ("Create") << tr ("Cancel"); |
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274 |
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275 QString answer = m_uiwidget_creator.message_dialog |
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276 (tr ("File\n%1\ndoes not exist. Do you want to create it?"). |
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277 arg (QString::fromStdString (abs_fname)), |
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278 tr ("Octave Editor"), "quest", btn, tr ("Create"), role); |
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279 |
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280 return (answer == tr ("Create")); |
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281 } |
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282 |
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283 // Prompt to allow file to be run by setting cwd (or if |
27552 | 284 // addpath_option==true, alternatively setting the path). |
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285 |
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286 int |
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287 qt_interpreter_events::debug_cd_or_addpath_error (const std::string& file, |
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288 const std::string& dir, |
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289 bool addpath_option) |
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290 { |
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291 int retval = -1; |
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292 |
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293 QString qdir = QString::fromStdString (dir); |
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294 QString qfile = QString::fromStdString (file); |
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295 QString msg |
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296 = (addpath_option |
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297 ? tr ("The file %1 does not exist in the load path. To run or debug the function you are editing, you must either change to the directory %2 or add that directory to the load path.").arg (qfile).arg (qdir) |
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298 : tr ("The file %1 is shadowed by a file with the same name in the load path. To run or debug the function you are editing, change to the directory %2.").arg (qfile).arg (qdir)); |
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299 |
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300 QString title = tr ("Change Directory or Add Directory to Load Path"); |
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301 |
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302 QString cd_txt = tr ("&Change Directory"); |
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303 QString addpath_txt = tr ("&Add Directory to Load Path"); |
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304 QString cancel_txt = tr ("Cancel"); |
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305 |
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306 QStringList btn; |
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307 QStringList role; |
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308 btn << cd_txt; |
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309 role << "YesRole"; |
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310 if (addpath_option) |
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311 { |
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312 btn << addpath_txt; |
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313 role << "AcceptRole"; |
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314 } |
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315 btn << cancel_txt; |
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316 role << "RejectRole"; |
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317 |
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319 = m_uiwidget_creator.message_dialog (msg, title, "quest", btn, |
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320 cancel_txt, role); |
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321 |
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322 if (result == cd_txt) |
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323 retval = 1; |
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324 else if (result == addpath_txt) |
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325 retval = 2; |
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326 |
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327 return retval; |
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328 } |
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329 |
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330 uint8NDArray qt_interpreter_events::get_named_icon (const std::string& icon_name) |
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331 { |
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332 uint8NDArray retval; |
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333 QIcon icon = resource_manager::icon (QString::fromStdString (icon_name)); |
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334 if (! icon.isNull ()) |
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335 { |
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336 QImage img = icon.pixmap (QSize (32, 32)).toImage (); |
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337 |
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338 if (img.format () == QImage::Format_ARGB32_Premultiplied) |
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339 { |
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340 retval.resize (dim_vector (img.height (), img.width (), 4), 0); |
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341 uint8_t* bits = img.bits (); |
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342 for (int i = 0; i < img.height (); i++) |
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343 for (int j = 0; j < img.width (); j++) |
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344 { |
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345 retval(i,j,2) = bits[0]; |
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346 retval(i,j,1) = bits[1]; |
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347 retval(i,j,0) = bits[2]; |
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348 retval(i,j,3) = bits[3]; |
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349 bits += 4; |
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350 } |
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351 } |
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352 } |
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353 return retval; |
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354 } |
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355 |
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356 std::string |
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357 qt_interpreter_events::gui_preference (const std::string& key, |
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358 const std::string& value) |
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359 { |
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360 QString pref_value; |
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361 |
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362 QMutexLocker autolock (&m_mutex); |
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363 |
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364 // Emit the signal for changing or getting a preference |
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365 emit gui_preference_signal (QString::fromStdString (key), |
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366 QString::fromStdString (value), &pref_value); |
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367 |
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368 // Wait for response (pref_value). |
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369 wait (); |
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370 |
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371 return pref_value.toStdString (); |
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372 } |
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373 |
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374 bool qt_interpreter_events::copy_image_to_clipboard (const std::string& file) |
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375 { |
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376 emit copy_image_to_clipboard_signal (QString::fromStdString (file), true); |
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377 |
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378 return true; |
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379 } |
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380 |
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381 void qt_interpreter_events::execute_command_in_terminal |
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382 (const std::string& command) |
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383 { |
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384 emit execute_command_in_terminal_signal (QString::fromStdString (command)); |
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385 } |
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386 |
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387 void qt_interpreter_events::register_doc (const std::string& file) |
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388 { |
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389 emit register_doc_signal (QString::fromStdString (file)); |
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390 } |
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391 |
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392 void qt_interpreter_events::unregister_doc (const std::string& file) |
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393 { |
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394 emit unregister_doc_signal (QString::fromStdString (file)); |
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395 } |
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396 |
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397 void qt_interpreter_events::directory_changed (const std::string& dir) |
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398 { |
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399 emit directory_changed_signal (QString::fromStdString (dir)); |
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400 } |
16437
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401 |
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402 void qt_interpreter_events::file_remove (const std::string& old_name, |
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403 const std::string& new_name) |
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404 { |
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405 QMutexLocker autolock (&m_mutex); |
25742
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406 |
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407 // Emit the signal for the editor for closing the file if it is open |
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408 emit file_remove_signal (QString::fromStdString (old_name), |
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409 QString::fromStdString (new_name)); |
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410 |
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411 // Wait for file removal to complete before continuing. |
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412 wait (); |
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413 } |
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414 |
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415 void qt_interpreter_events::file_renamed (bool load_new) |
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416 { |
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417 emit file_renamed_signal (load_new); |
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418 } |
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419 |
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420 void qt_interpreter_events::set_workspace (bool top_level, bool debug, |
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421 const symbol_info_list& syminfo, |
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422 bool update_variable_editor) |
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423 { |
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424 if (! top_level && ! debug) |
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425 return; |
19904
793230bb81d4
don't update workspace viewer unless at top level (bug #44156)
John W. Eaton <jwe@octave.org>
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|
426 |
26117
a6df420457ac
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John W. Eaton <jwe@octave.org>
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25948
diff
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427 emit set_workspace_signal (top_level, debug, syminfo); |
23927
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Michael Barnes <mjbcode@runbox.com>
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diff
changeset
|
428 |
24718
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429 if (update_variable_editor) |
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430 emit refresh_variable_editor_signal (); |
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431 } |
16468
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432 |
27284
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433 void qt_interpreter_events::clear_workspace (void) |
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434 { |
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435 emit clear_workspace_signal (); |
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|
436 } |
16415
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diff
changeset
|
437 |
27284
1a8762e5662b
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438 void qt_interpreter_events::set_history (const string_vector& hist) |
24718
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|
439 { |
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|
440 QStringList qt_hist; |
16431
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|
441 |
24718
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442 for (octave_idx_type i = 0; i < hist.numel (); i++) |
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443 qt_hist.append (QString::fromStdString (hist[i])); |
16431
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|
444 |
24718
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changeset
|
445 emit set_history_signal (qt_hist); |
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|
446 } |
16415
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parents:
diff
changeset
|
447 |
27284
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448 void qt_interpreter_events::append_history (const std::string& hist_entry) |
24718
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449 { |
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|
450 emit append_history_signal (QString::fromStdString (hist_entry)); |
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|
451 } |
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|
452 |
27284
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|
453 void qt_interpreter_events::clear_history (void) |
24718
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|
454 { |
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diff
changeset
|
455 emit clear_history_signal (); |
ea1c88bd4430
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
456 } |
16431
5982d469f79b
use signal for setting, appending to, and clearing history widget
John W. Eaton <jwe@octave.org>
parents:
16426
diff
changeset
|
457 |
27284
1a8762e5662b
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John W. Eaton <jwe@octave.org>
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|
458 void qt_interpreter_events::pre_input_event (void) |
24718
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|
459 { } |
16415
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John W. Eaton <jwe@octave.org>
parents:
diff
changeset
|
460 |
27284
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changeset
|
461 void qt_interpreter_events::post_input_event (void) |
24718
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462 { } |
16415
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parents:
diff
changeset
|
463 |
27392
820a87b87c01
clean up use of interpreter in qt_interpreter_events::enter_debugger_event
John W. Eaton <jwe@octave.org>
parents:
27311
diff
changeset
|
464 void qt_interpreter_events::enter_debugger_event (const std::string& /*fcn_name*/, |
820a87b87c01
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John W. Eaton <jwe@octave.org>
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|
465 const std::string& fcn_file_name, |
27284
1a8762e5662b
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changeset
|
466 int line) |
24718
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changeset
|
467 { |
27392
820a87b87c01
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John W. Eaton <jwe@octave.org>
parents:
27311
diff
changeset
|
468 if (fcn_file_name.empty ()) |
25557
bb779fc2d0db
do not attempt to open a file when debugging a command line fct (bug #54231)
Torsten <mttl@mailbox.org>
parents:
25407
diff
changeset
|
469 return; |
bb779fc2d0db
do not attempt to open a file when debugging a command line fct (bug #54231)
Torsten <mttl@mailbox.org>
parents:
25407
diff
changeset
|
470 |
27392
820a87b87c01
clean up use of interpreter in qt_interpreter_events::enter_debugger_event
John W. Eaton <jwe@octave.org>
parents:
27311
diff
changeset
|
471 insert_debugger_pointer (fcn_file_name, line); |
16415
70032fc70bee
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John W. Eaton <jwe@octave.org>
parents:
diff
changeset
|
472 |
24718
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diff
changeset
|
473 emit enter_debugger_signal (); |
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474 } |
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475 |
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476 void |
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477 qt_interpreter_events::execute_in_debugger_event (const std::string& file, |
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478 int line) |
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479 { |
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480 delete_debugger_pointer (file, line); |
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481 } |
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482 |
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483 void qt_interpreter_events::exit_debugger_event (void) |
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484 { |
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485 emit exit_debugger_signal (); |
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486 } |
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487 |
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488 // Display (if @insert true) or remove the appropriate symbol for a breakpoint |
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489 // in @file at @line with condition @cond. |
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490 void qt_interpreter_events::update_breakpoint (bool insert, |
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491 const std::string& file, |
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492 int line, |
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493 const std::string& cond) |
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494 { |
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495 emit update_breakpoint_marker_signal (insert, QString::fromStdString (file), |
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496 line, QString::fromStdString (cond)); |
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497 } |
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498 |
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499 void |
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500 qt_interpreter_events::insert_debugger_pointer (const std::string& file, |
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501 int line) |
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502 { |
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503 emit insert_debugger_pointer_signal (QString::fromStdString (file), line); |
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504 } |
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Add preferences and prefdir functions
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505 |
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506 void |
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507 qt_interpreter_events::delete_debugger_pointer (const std::string& file, |
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508 int line) |
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509 { |
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510 emit delete_debugger_pointer_signal (QString::fromStdString (file), line); |
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511 } |
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512 |
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513 void |
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514 qt_interpreter_events::confirm_shutdown_octave (void) |
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515 { |
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516 lock (); |
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517 |
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518 m_shutdown_confirm_result = m_octave_qobj.confirm_shutdown (); |
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519 |
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520 unlock (); |
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521 |
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522 wake_all (); |
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523 } |
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Display doc info pages using documentation browser when in GUI mode (Bug #39451)
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524 } |