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annotate libgui/src/qt-interpreter-events.h @ 27669:271b5cd640d7

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Add functions to show GUI windows (bug #57213) * event-manager.h (interpreter_events::focus_window): New empty method. (event_manager::focus_window): New vistual method that executes the instance's focus_window method. * event_manager.cc (commandwindow, commandhistory, filebrowser, workspace): New builtin interpreter functions. * qt-interpreter-events.[h, cc] (qt_interpreter_events::focus_window_signal): New signal. (qt_interpreter_events::focus_window): Implements event_manager::focus_window, emits focus_window_signal. * main-window.[h, cc] (main_window::focus_window): New slot that activates the named window. * octave-qobject.cc (gui_qobject::gui_qobject): Connect qt_interpreter_events::focus_window_signal to main_window::focus_window. * __unimplemented__.m: Remove commandwindow, commandhistory, filebrowser, and workspace from the list. * gui.txi: Add commandwindow, commandhistory, filebrowser, workspace docstrings.
author Pantxo Diribarne <pantxo.diribarne@gmail.com>
date Tue, 12 Nov 2019 14:54:25 +0100
parents 337132e66ec2
children b442ec6dda5c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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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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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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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23 */
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25 #if ! defined (octave_qt_interpreter_events_h)
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26 #define octave_qt_interpreter_events_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 <QMutex>
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33 #include <QObject>
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34 #include <QString>
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35 #include <QWaitCondition>
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37 #include "dialog.h"
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38 #include "gui-settings.h"
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40 #include "event-manager.h"
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42 // Defined for purposes of sending QList<int> as part of signal.
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43 typedef QList<int> QIntList;
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44
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45 class octave_value;
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46
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47 namespace octave
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48 {
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49 class base_qobject;
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51 // The functions in this class are not normally called directly, but
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52 // are invoked from the Octave interpreter thead by methods in the
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53 // event_manager class. In most cases, they should only translate
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54 // data from the types typically used in the interpreter to whatever
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55 // is required by the GUI (for example, std::string to QString) and
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56 // emit a Qt signal.
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57 //
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58 // The use of Qt signals provides a thread-safe way for the Octave
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59 // interpreter to notify the GUI of events (directory or workspace has
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60 // changed, for example) or to request that the GUI perform actions
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61 // (display a dialog, for example).
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62 //
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63 // By using this class as a wrapper around the Qt signals, we maintain
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64 // a separation between the Octave interpreter and any specific GUI
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65 // toolkit (no Qt headers are used in the Octave interpreter sources).
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66
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67 class qt_interpreter_events : public QObject, public interpreter_events
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68 {
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69 Q_OBJECT
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70
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71 public:
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72
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73 qt_interpreter_events (base_qobject& oct_qobj);
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74
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75 // No copying!
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76
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77 qt_interpreter_events (const qt_interpreter_events&) = delete;
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78
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79 qt_interpreter_events& operator = (const qt_interpreter_events&) = delete;
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81 ~qt_interpreter_events (void) = default;
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83 std::list<std::string>
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84 file_dialog (const filter_list& filter, const std::string& title,
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85 const std::string& filename, const std::string& pathname,
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86 const std::string& multimode);
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87
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88 std::list<std::string>
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89 input_dialog (const std::list<std::string>& prompt,
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90 const std::string& title, const std::list<float>& nr,
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91 const std::list<float>& nc,
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92 const std::list<std::string>& defaults);
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93
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94 std::pair<std::list<int>, int>
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95 list_dialog (const std::list<std::string>& list,
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96 const std::string& mode, int width, int height,
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97 const std::list<int>& initial_value,
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98 const std::string& name,
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99 const std::list<std::string>& prompt,
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100 const std::string& ok_string,
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101 const std::string& cancel_string);
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102
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103 std::string
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104 question_dialog (const std::string& msg, const std::string& title,
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105 const std::string& btn1, const std::string& btn2,
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106 const std::string& btn3, const std::string& btndef);
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107
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108 void update_path_dialog (void);
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109
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110 void show_preferences (void);
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111
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112 void apply_preferences (void);
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113
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114 void show_doc (const std::string& file);
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115
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116 bool edit_file (const std::string& file);
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117
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118 void edit_variable (const std::string& name, const octave_value& val);
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119
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120 bool confirm_shutdown (void);
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121
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122 bool prompt_new_edit_file (const std::string& file);
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123
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124 int debug_cd_or_addpath_error (const std::string& file,
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125 const std::string& dir,
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126 bool addpath_option);
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127
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128 uint8NDArray get_named_icon (const std::string& icon_name);
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129
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130 std::string gui_preference (const std::string& key,
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131 const std::string& value);
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132
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133 bool copy_image_to_clipboard (const std::string& file);
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134
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135 void focus_window (const std::string win_name);
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136
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137 void execute_command_in_terminal (const std::string& command);
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138
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139 void register_doc (const std::string& file);
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140
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141 void unregister_doc (const std::string& file);
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142
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143 void directory_changed (const std::string& dir);
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144
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145 void file_remove (const std::string& old_name,
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146 const std::string& new_name);
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147
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148 void file_renamed (bool load_new = true);
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149
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150 void set_workspace (bool top_level, bool debug,
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151 const symbol_info_list& syminfo,
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152 bool update_variable_editor);
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153
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154 void clear_workspace (void);
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155
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156 void set_history (const string_vector& hist);
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157
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158 void append_history (const std::string& hist_entry);
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159
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160 void clear_history (void);
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161
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162 void pre_input_event (void);
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163
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164 void post_input_event (void);
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165
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166 void enter_debugger_event (const std::string& fcn_name,
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167 const std::string& fcn_file_name, int line);
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168
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169 void execute_in_debugger_event (const std::string& file, int line);
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170
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171 void exit_debugger_event (void);
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172
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173 void update_breakpoint (bool insert, const std::string& file, int line,
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174 const std::string& cond);
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175
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176 void lock (void) { m_mutex.lock (); }
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177
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178 void wait (void) { m_waitcondition.wait (&m_mutex); }
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179
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180 void unlock (void) { m_mutex.unlock (); }
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181
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182 void wake_all (void) { m_waitcondition.wakeAll (); }
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183
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184 public slots:
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185
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186 void confirm_shutdown_octave (void);
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187
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188 void get_named_icon_slot (const QString& name);
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189
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190 void gui_preference_slot (const QString& key, const QString& value);
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191
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192 signals:
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193
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194 void copy_image_to_clipboard_signal (const QString& file, bool remove_file);
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195
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196 void focus_window_signal (const QString& win_name);
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197
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198 void edit_file_signal (const QString& file);
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199
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200 void directory_changed_signal (const QString& dir);
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201
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202 void update_path_dialog_signal (void);
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203
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204 void file_remove_signal (const QString& old_name, const QString& new_name);
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205
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206 void file_renamed_signal (bool load_new);
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207
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208 void execute_command_in_terminal_signal (const QString& command);
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209
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210 void set_workspace_signal (bool top_level, bool debug,
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211 const symbol_info_list& syminfo);
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212
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213 void clear_workspace_signal (void);
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214
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215 void set_history_signal (const QStringList& hist);
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216
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217 void append_history_signal (const QString& hist_entry);
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218
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219 void clear_history_signal (void);
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220
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221 void enter_debugger_signal (void);
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222
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223 void exit_debugger_signal (void);
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224
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225 void update_breakpoint_marker_signal (bool insert, const QString& file,
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226 int line, const QString& cond);
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227
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228 void insert_debugger_pointer_signal (const QString&, int);
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229
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230 void delete_debugger_pointer_signal (const QString&, int);
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231
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232 void show_preferences_signal (void);
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233
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234 void gui_preference_signal (const QString& key, const QString& value);
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235
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236 void show_doc_signal (const QString& file);
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237
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238 void register_doc_signal (const QString& file);
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239
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240 void unregister_doc_signal (const QString& file);
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241
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242 void edit_variable_signal (const QString& name, const octave_value& val);
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243
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244 void refresh_variable_editor_signal (void);
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245
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246 void confirm_shutdown_signal (void);
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247
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248 void get_named_icon_signal (const QString& name);
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249
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250 void settings_changed (const gui_settings *);
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251
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252 void apply_new_settings (void);
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253
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254 private:
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255
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256 QString gui_preference_adjust (const QString& key, const QString& value);
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257
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258 void insert_debugger_pointer (const std::string& file, int line);
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259
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260 void delete_debugger_pointer (const std::string& file, int line);
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261
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262 base_qobject& m_octave_qobj;
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263
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264 QUIWidgetCreator m_uiwidget_creator;
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265
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266 QVariant m_result;
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267
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268 QMutex m_mutex;
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269
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270 QWaitCondition m_waitcondition;
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271 };
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272 }
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273
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274 #endif