Mercurial > octave
annotate libgui/src/octave-qt-link.h @ 27260:5ac60319575b
separate octave_link event queue from events and actions
* octave-link.h, octave-link.cc (octave_link_events): New class
containing the virtual functions from octave_link that are intended to
be overridden. The octave_link class now manages the queue of events
and provides static wrappers to call these event functions (or skip
calling them if the link is disabled).
(octave_link::event_queue_mutex, octave_link::gui_event_queue,
octave_link::debugging, octave_link::link_enabled): Now static.
Change all uses to match.
(octave_link::instance): Now pointer to octave_link_events object.
* octave-qt-link.h, octave-qt-link.cc (octave_qt_link_events):
Rename from octave_qt_link and derive from octave_link_events instead
of octave_link. Change all uses.
* interpreter-qobject.h, interpreter-qobject.cc
(interpreter_qobject::m_qt_link): Now pointer to
octave_qt_link_events. Change all uses to match.
author | John W. Eaton <jwe@octave.org> |
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date | Thu, 18 Jul 2019 01:15:21 -0400 |
parents | de0762d72d52 |
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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 (octave_qt_link_h) |
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26 #define octave_qt_link_h 1 |
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27 |
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28 #include <list> |
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29 #include <string> |
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31 #include <QList> |
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32 #include <QObject> |
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33 #include <QString> |
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34 #include <QMutex> |
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35 #include <QWaitCondition> |
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36 |
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37 #include "octave-link.h" |
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38 |
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39 // Defined for purposes of sending QList<int> as part of signal. |
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40 typedef QList<int> QIntList; |
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41 |
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42 class octave_value; |
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43 |
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44 namespace octave |
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45 { |
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46 //! Provides threadsafe access to octave. |
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47 //! @author Jacob Dawid |
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48 //! |
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49 //! This class is a wrapper around octave and provides thread safety by |
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50 //! buffering access operations to octave and executing them in the |
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51 //! readline event hook, which lives in the octave thread. |
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52 |
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53 class octave_qt_link_events : public QObject, public octave_link_events |
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54 { |
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55 Q_OBJECT |
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56 |
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57 public: |
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58 |
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59 octave_qt_link_events (void); |
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60 |
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61 // No copying! |
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62 |
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63 octave_qt_link_events (const octave_qt_link_events&) = delete; |
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64 |
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65 octave_qt_link_events& operator = (const octave_qt_link_events&) = delete; |
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66 |
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67 ~octave_qt_link_events (void) = default; |
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68 |
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69 bool do_confirm_shutdown (void); |
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70 |
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71 bool do_copy_image_to_clipboard (const std::string& file); |
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72 |
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73 bool do_edit_file (const std::string& file); |
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74 |
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75 bool do_prompt_new_edit_file (const std::string& file); |
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76 |
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77 std::string |
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78 do_question_dialog (const std::string& msg, const std::string& title, |
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79 const std::string& btn1, const std::string& btn2, |
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80 const std::string& btn3, const std::string& btndef); |
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81 |
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82 std::pair<std::list<int>, int> |
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83 do_list_dialog (const std::list<std::string>& list, |
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84 const std::string& mode, |
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85 int width, int height, |
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86 const std::list<int>& initial_value, |
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87 const std::string& name, |
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88 const std::list<std::string>& prompt, |
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89 const std::string& ok_string, |
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90 const std::string& cancel_string); |
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91 |
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92 std::list<std::string> |
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93 do_input_dialog (const std::list<std::string>& prompt, |
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94 const std::string& title, |
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95 const std::list<float>& nr, |
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96 const std::list<float>& nc, |
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97 const std::list<std::string>& defaults); |
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98 |
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99 std::list<std::string> |
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100 do_file_dialog (const filter_list& filter, const std::string& title, |
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101 const std::string& filename, const std::string& pathname, |
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102 const std::string& multimode); |
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103 |
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104 int |
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105 do_debug_cd_or_addpath_error (const std::string& file, |
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106 const std::string& dir, |
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107 bool addpath_option); |
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108 |
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109 void do_change_directory (const std::string& dir); |
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110 |
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111 void do_file_remove (const std::string& old_name, |
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112 const std::string& new_name); |
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113 void do_file_renamed (bool load_new = true); |
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114 |
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115 void do_execute_command_in_terminal (const std::string& command); |
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116 |
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117 uint8NDArray do_get_named_icon (const std::string& icon_name); |
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118 |
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119 void do_set_workspace (bool top_level, bool debug, |
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120 const symbol_info_list& syminfo, |
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121 bool update_variable_editor); |
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122 |
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123 void do_clear_workspace (void); |
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124 |
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125 void do_set_history (const string_vector& hist); |
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126 |
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127 void do_append_history (const std::string& hist_entry); |
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128 |
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129 void do_clear_history (void); |
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130 |
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131 void do_pre_input_event (void); |
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132 |
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133 void do_post_input_event (void); |
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134 |
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135 void do_enter_debugger_event (const std::string& file, int line); |
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136 |
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137 void do_execute_in_debugger_event (const std::string& file, int line); |
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138 |
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139 void do_exit_debugger_event (void); |
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140 |
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141 void do_update_breakpoint (bool insert, const std::string& file, int line, |
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142 const std::string& cond); |
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143 |
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144 void do_show_preferences (void); |
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145 |
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146 std::string do_gui_preference (const std::string& key, |
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147 const std::string& value); |
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148 void do_show_doc (const std::string& file); |
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149 |
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150 void do_register_doc (const std::string& file); |
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151 |
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152 void do_unregister_doc (const std::string& file); |
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153 |
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154 void do_edit_variable (const std::string& name, const octave_value& val); |
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155 |
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156 void shutdown_confirmation (bool sd) { m_shutdown_confirm_result = sd; } |
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157 |
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158 static bool file_in_path (const std::string& file, const std::string& dir); |
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159 |
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160 void lock (void) { m_mutex.lock (); } |
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161 |
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162 void wait (void) { m_waitcondition.wait (&m_mutex); } |
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163 |
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164 void unlock (void) { m_mutex.unlock (); } |
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165 |
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166 void wake_all (void) { m_waitcondition.wakeAll (); } |
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167 |
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168 private: |
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169 |
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170 void do_insert_debugger_pointer (const std::string& file, int line); |
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171 |
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172 void do_delete_debugger_pointer (const std::string& file, int line); |
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173 |
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174 bool m_shutdown_confirm_result; |
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175 |
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176 QMutex m_mutex; |
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177 |
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178 QWaitCondition m_waitcondition; |
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179 |
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180 signals: |
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181 |
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182 void copy_image_to_clipboard_signal (const QString& file, bool remove_file); |
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183 |
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184 void edit_file_signal (const QString& file); |
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185 |
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186 void change_directory_signal (const QString& dir); |
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187 |
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188 void file_remove_signal (const QString& old_name, const QString& new_name); |
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189 |
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190 void file_renamed_signal (bool load_new); |
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191 |
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192 void execute_command_in_terminal_signal (const QString& command); |
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193 |
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194 void set_workspace_signal (bool top_level, bool debug, |
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195 const symbol_info_list& syminfo); |
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196 |
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197 void clear_workspace_signal (void); |
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198 |
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199 void set_history_signal (const QStringList& hist); |
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200 |
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201 void append_history_signal (const QString& hist_entry); |
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202 |
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203 void clear_history_signal (void); |
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204 |
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205 void enter_debugger_signal (void); |
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206 |
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207 void exit_debugger_signal (void); |
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208 |
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209 void update_breakpoint_marker_signal (bool insert, const QString& file, |
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210 int line, const QString& cond); |
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211 |
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212 void insert_debugger_pointer_signal (const QString&, int); |
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213 |
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214 void delete_debugger_pointer_signal (const QString&, int); |
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215 |
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216 void show_preferences_signal (void); |
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217 |
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218 void gui_preference_signal (const QString&, const QString&, QString*); |
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219 |
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220 void show_doc_signal (const QString& file); |
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221 |
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222 void register_doc_signal (const QString& file); |
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223 |
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224 void unregister_doc_signal (const QString& file); |
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225 |
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226 void edit_variable_signal (const QString& name, const octave_value& val); |
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227 |
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228 void refresh_variable_editor_signal (void); |
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229 |
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230 void confirm_shutdown_signal (void); |
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231 }; |
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232 } |
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233 |
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234 #endif |