annotate libinterp/corefcn/interpreter-private.h @ 27302:5f170ea12fa1

use Qt signals to pass interpreter callbacks to octave-qobject * interpreter-qobject.h, interpreter-qobject.cc (interpreter_qobject::m_interpreter): New data member. (interpreter_qobject::execute): Cache pointer to interpreter after it is created. Set it to nullptr before exiting to disable interpreter events. (interpreter_qobject::interpreter_event): New functions. * octave-qobject.h, octave-qobject.cc (octave_qapplication::interpreter_event): New signals. (base_qobject::interpreter_event): New slots. Forward action to m_interpreter object interpreter_event functions. (base_qobject::base_qobject): Connect interpreter_event signals for octave_qapplication to the base_qobject::interpreter_event slots. (octave_qapplication::notify): Emit interpreter_event signal instead of using event_manager::post_exception. * qt-interpreter-events.cc: Declare and register octave::fcn_callback and octave::meth_callback as Qt meta types. * event-manager.h, event-manager.cc (event_manager::m_interpreter): New data member. Update constructor, change all uses. (octave::fcn_callback, octave::meth_callback): New typedefs. (event_manager::post_event): Limit allowable callback function signatures. For meth_callback functions, arrange for a reference to the interpreter object to be passed as the first argument. (event_manager::post_exception): Delete. (event_manager::rethrow_exception_callback): Delete. * GLCanvas.cc (GLCanvas::do_print): Use event_manager::post_event instead of event_manager::post_exception. * file-editor-tab.h (file_eitor_tab::interpreter_event): New signals. * file-editor.cc (file_editor::add_file_editor_tab): Forward interpreter_event signal from newly constructed file_editor_tab object to the interpreter_event signal of the file_editor object. * main-window.h, main-window.cc (main_window::construct): Connect the interpreter_event signal from the main_window object to the parent octave_qobject object. (main_window::interpreter_event): New signals. * octave-dock-widget.h, octave-dock-widget.cc (octave_dock_widget::octave_dock_widget) Forward the interpreter_event signal from the octave_dock_widget object to the interpreter_event signal for parent main_window object. (octave_dock_widget::interpreter_event): New signals. * variable-editor-model.h, variable-editor-model.cc (variable_editor_model::init_from_oct, variable_editor_model::retrieve_variable): Accept reference to interpreter object as an argument. Change all uses. (variable_editor_model::interpreter_event): New signals. * variable-editor.cc (variable_editor::edit_variable): Forward interpreter_event signal from newly constructed variable_editor_model to interpreter_event signal fro variable_editor object. * files-dock-widget.cc, file-editor-tab.cc, main-window.cc, variable-editor-model.cc: In all functions that need to perform interpreter actions, emit an interpreter_event signal instead of accessing the interprter event_manager and calling post_interpreter_event directly.
author John W. Eaton <jwe@octave.org>
date Mon, 29 Jul 2019 10:43:04 -0400
parents 596312d4f25d
children eddce82a57cc
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1 /*
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2
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3 Copyright (C) 2017-2019 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software: you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by
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9 the Free Software Foundation, either version 3 of the License, or
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10 (at your option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but
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13 WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <https://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if ! defined (octave_interpreter_private_h)
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24 #define octave_interpreter_private_h 1
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25
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26 #include "octave-config.h"
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27
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28 #include <list>
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29 #include <string>
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30
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31 #include "symtab.h"
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32
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33 namespace octave
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34 {
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35 class bp_table;
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36 class cdef_manager;
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37 class child_list;
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38 class display_info;
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39 class dynamic_loader;
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40 class error_system;
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41 class event_manager;
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42 class gtk_manager;
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43 class help_system;
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44 class history_system;
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45 class input_system;
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46 class interpreter;
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47 class load_path;
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48 class load_save_system;
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49 class output_system;
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50 class tree_evaluator;
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51 class type_info;
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52
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53 extern interpreter& __get_interpreter__ (const std::string& who);
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54
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55 extern dynamic_loader& __get_dynamic_loader__ (const std::string& who);
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56
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57 extern error_system& __get_error_system__ (const std::string& who);
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59 extern help_system& __get_help_system__ (const std::string& who);
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60
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61 extern history_system& __get_history_system__ (const std::string& who);
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62
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63 extern input_system& __get_input_system__ (const std::string& who);
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64
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65 extern load_path& __get_load_path__ (const std::string& who);
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66
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67 extern load_save_system& __get_load_save_system__ (const std::string& who);
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68
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69 extern event_manager& __get_event_manager__ (const std::string& who);
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70
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71 extern output_system& __get_output_system__ (const std::string& who);
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72
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73 extern type_info& __get_type_info__ (const std::string& who);
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74
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75 extern symbol_table& __get_symbol_table__ (const std::string& who);
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76
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77 extern symbol_scope __get_current_scope__ (const std::string& who);
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78
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79 extern symbol_scope __require_current_scope__ (const std::string& who);
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80
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81 extern tree_evaluator& __get_evaluator__ (const std::string& who);
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82
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83 extern bp_table& __get_bp_table__ (const std::string& who);
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84
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85 extern child_list& __get_child_list__ (const std::string& who);
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86
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87 extern cdef_manager& __get_cdef_manager__ (const std::string& who);
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88
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89 extern display_info& __get_display_info__ (const std::string& who);
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90
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91 extern gtk_manager& __get_gtk_manager__ (const std::string& who);
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92
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93 // Functions that could be methods in the interpreter class but maybe
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94 // shouldn't be exposed as part of the public interface.
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95
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96 // Convert octave_value object ARG to be a function handle object. It
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97 // may be a function handle, inline function, the name of a function,
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98 // or the text of an inline function that has the given argument names
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99 // PARAMETER_NAMES. Use of the latter form is discouraged.
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100
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101 octave_value
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102 get_function_handle (interpreter& interp, const octave_value& arg,
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103 const std::string& parameter_name);
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104
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105 octave_value
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106 get_function_handle (interpreter& interp, const octave_value& arg,
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107 const std::list<std::string>& parameter_names
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108 = std::list<std::string> ());
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109 }
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110
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111 #endif