Mercurial > octave
annotate libgui/src/history-dock-widget.cc @ 27620:45bb5bbaf291
don't use singleton pattern for resource manager in GUI
Move ownership of the resource_manager object to the base_qobject
class. Store reference to resource_manager object as a member
variable in most objects that need to access it. Eliminate static
member functions in resource_managar class. Provide a
get_resource_manager method in the base_qboject class and a
global __get_resource_manager__ function for those instances where we
can't easily provide local access to the resource_manager object.
There are many changes to many files, but most are straightforward.
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 01 Nov 2019 18:16:49 -0400 |
parents | 83c1d4f75a36 |
children | 8b6e928e0705 |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2011-2019 Jacob Dawid |
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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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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
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25 #endif |
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26 |
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27 #include <QApplication> |
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28 #include <QClipboard> |
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29 #include <QCompleter> |
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30 #include <QLabel> |
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31 #include <QMenu> |
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32 #include <QScrollBar> |
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33 #include <QVBoxLayout> |
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34 |
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35 #include "gui-preferences-cs.h" |
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36 #include "gui-preferences-global.h" |
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37 #include "gui-preferences-hw.h" |
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38 #include "history-dock-widget.h" |
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39 #include "resource-manager.h" |
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40 |
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41 #include "cmd-hist.h" |
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42 |
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43 #include "error.h" |
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45 namespace octave |
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46 { |
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47 history_dock_widget::history_dock_widget (QWidget *p, resource_manager& rmgr) |
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48 : octave_dock_widget ("HistoryDockWidget", p, rmgr) |
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49 { |
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50 setStatusTip (tr ("Browse and search the command history.")); |
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51 |
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52 connect (this, SIGNAL (command_create_script (const QString&)), |
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53 p, SLOT (new_file (const QString&))); |
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54 |
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55 connect (this, SIGNAL (information (const QString&)), |
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56 p, SLOT (report_status_message (const QString&))); |
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57 |
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58 connect (this, SIGNAL (command_double_clicked (const QString&)), |
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59 p, SLOT (execute_command_in_terminal (const QString&))); |
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61 construct (); |
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62 } |
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63 |
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64 void history_dock_widget::set_history (const QStringList& hist) |
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65 { |
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66 m_history_model->setStringList (hist); |
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67 m_history_list_view->scrollToBottom (); |
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68 } |
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69 |
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70 void history_dock_widget::append_history (const QString& hist_entry) |
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71 { |
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72 QStringList lst = m_history_model->stringList (); |
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73 lst.append (hist_entry); |
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74 |
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75 QScrollBar *scroll_bar = m_history_list_view->verticalScrollBar (); |
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77 bool at_bottom = scroll_bar->maximum () - scroll_bar->value () < 1; |
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78 |
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79 m_history_model->setStringList (lst); |
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80 |
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81 // Scroll if slider position at bottom. |
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82 if (at_bottom) |
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83 m_history_list_view->scrollToBottom (); |
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84 } |
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85 |
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86 void history_dock_widget::clear_history (void) |
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87 { |
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88 m_history_model->setStringList (QStringList ()); |
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89 } |
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90 |
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91 void history_dock_widget::save_settings (void) |
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92 { |
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93 gui_settings *settings = m_resource_manager.get_settings (); |
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94 |
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95 if (! settings) |
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96 return; |
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97 |
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98 settings->setValue (hw_filter_active.key, m_filter_checkbox->isChecked ()); |
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99 settings->setValue (hw_filter_shown.key, m_filter_shown); |
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100 |
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101 QStringList mru; |
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102 for (int i = 0; i < m_filter->count (); i++) |
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103 mru.append (m_filter->itemText (i)); |
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104 settings->setValue (hw_mru_list.key, mru); |
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105 |
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106 settings->sync (); |
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107 |
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108 octave_dock_widget::save_settings (); |
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109 } |
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110 |
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111 void history_dock_widget::update_filter_history (void) |
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112 { |
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113 QString text = m_filter->currentText (); // get current text |
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114 int index = m_filter->findText (text); // and its actual index |
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115 |
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116 if (index > -1) |
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117 m_filter->removeItem (index); // remove if already existing |
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118 |
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119 m_filter->insertItem (0, text); // (re)insert at beginning |
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120 m_filter->setCurrentIndex (0); |
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121 } |
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122 |
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123 void history_dock_widget::filter_activate (bool state) |
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124 { |
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125 m_filter->setEnabled (state); |
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126 m_sort_filter_proxy_model.setDynamicSortFilter (state); |
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127 |
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128 if (state) |
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129 m_sort_filter_proxy_model.setFilterWildcard (m_filter->currentText ()); |
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130 else |
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131 m_sort_filter_proxy_model.setFilterWildcard (QString ()); |
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132 } |
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133 |
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134 void history_dock_widget::ctxMenu (const QPoint& xpos) |
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135 { |
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136 QMenu menu (this); |
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137 |
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138 QModelIndex index = m_history_list_view->indexAt (xpos); |
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139 |
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140 if (index.isValid () && index.column () == 0) |
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141 { |
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142 menu.addAction (m_resource_manager.icon ("edit-copy"), |
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143 tr ("Copy"), this, SLOT (handle_contextmenu_copy (bool))); |
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144 menu.addAction (tr ("Evaluate"), this, |
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145 SLOT (handle_contextmenu_evaluate (bool))); |
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146 menu.addAction (m_resource_manager.icon ("document-new"), |
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147 tr ("Create script"), this, |
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148 SLOT (handle_contextmenu_create_script (bool))); |
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149 } |
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150 if (m_filter_shown) |
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151 menu.addAction (tr ("Hide filter"), this, |
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152 SLOT (handle_contextmenu_filter ())); |
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153 else |
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154 menu.addAction (tr ("Show filter"), this, |
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155 SLOT (handle_contextmenu_filter ())); |
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156 |
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157 menu.exec (m_history_list_view->mapToGlobal (xpos)); |
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158 } |
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159 |
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160 void history_dock_widget::handle_double_click (QModelIndex modelIndex) |
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161 { |
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162 emit command_double_clicked (modelIndex.data ().toString ()); |
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163 } |
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164 |
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165 void history_dock_widget::handle_contextmenu_copy (bool) |
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166 { |
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167 QString text; |
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168 QItemSelectionModel *selectionModel = m_history_list_view->selectionModel (); |
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169 QModelIndexList rows = selectionModel->selectedRows (); |
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170 bool prev_valid_row = false; |
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171 for (auto it = rows.begin (); it != rows.end (); it++) |
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172 { |
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173 if ((*it).isValid ()) |
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174 { |
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175 if (prev_valid_row) |
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176 text += '\n'; |
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177 text += (*it).data ().toString (); |
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178 prev_valid_row = true; |
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179 } |
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180 } |
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181 QApplication::clipboard ()->setText (text); |
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182 } |
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183 |
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184 void history_dock_widget::handle_contextmenu_evaluate (bool) |
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185 { |
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186 QItemSelectionModel *selectionModel = m_history_list_view->selectionModel (); |
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187 QModelIndexList rows = selectionModel->selectedRows (); |
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188 for (auto it = rows.begin () ; it != rows.end (); it++) |
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189 { |
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190 if ((*it).isValid ()) |
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191 emit command_double_clicked ((*it).data ().toString ()); |
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192 } |
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193 } |
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194 |
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195 void history_dock_widget::handle_contextmenu_create_script (bool) |
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196 { |
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197 QString text; |
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198 QItemSelectionModel *selectionModel = m_history_list_view->selectionModel (); |
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199 QModelIndexList rows = selectionModel->selectedRows (); |
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200 |
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201 bool prev_valid_row = false; |
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202 for (auto it = rows.begin (); it != rows.end (); it++) |
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203 { |
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204 if ((*it).isValid ()) |
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205 { |
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206 if (prev_valid_row) |
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207 text += '\n'; |
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208 text += (*it).data ().toString (); |
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209 prev_valid_row = true; |
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210 } |
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211 } |
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212 |
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213 if (text.length () > 0) |
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214 emit command_create_script (text); |
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215 } |
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216 |
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217 void history_dock_widget::handle_contextmenu_filter (void) |
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218 { |
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219 m_filter_shown = ! m_filter_shown; |
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220 m_filter_widget->setVisible (m_filter_shown); |
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221 } |
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222 |
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223 void history_dock_widget::copyClipboard (void) |
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224 { |
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225 if (m_history_list_view->hasFocus ()) |
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226 handle_contextmenu_copy (true); |
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227 if (m_filter->lineEdit ()->hasFocus () |
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228 && m_filter->lineEdit ()->hasSelectedText ()) |
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229 { |
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230 QClipboard *clipboard = QApplication::clipboard (); |
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231 clipboard->setText (m_filter->lineEdit ()->selectedText ()); |
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232 } |
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233 } |
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234 |
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235 void history_dock_widget::pasteClipboard (void) |
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236 { |
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237 if (m_filter->lineEdit ()->hasFocus ()) |
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238 { |
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239 QClipboard *clipboard = QApplication::clipboard (); |
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240 QString str = clipboard->text (); |
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241 if (str.length () > 0) |
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242 m_filter->lineEdit ()->insert (str); |
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243 } |
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244 } |
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245 |
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246 void history_dock_widget::selectAll (void) |
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247 { |
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248 if (m_filter->lineEdit ()->hasFocus ()) |
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249 m_filter->lineEdit ()->selectAll (); |
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250 |
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251 if (m_history_list_view->hasFocus ()) |
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252 m_history_list_view->selectAll (); |
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253 } |
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254 |
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255 void history_dock_widget::handle_visibility (bool visible) |
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256 { |
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257 octave_dock_widget::handle_visibility (visible); |
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258 |
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259 if (visible) |
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260 { |
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261 int filter_state = m_filter_checkbox->isChecked (); |
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262 filter_activate (filter_state); |
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263 } |
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264 } |
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265 |
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266 void history_dock_widget::construct (void) |
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267 { |
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268 m_history_model = new QStringListModel (); |
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269 m_sort_filter_proxy_model.setSourceModel (m_history_model); |
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270 m_history_list_view = new QListView (this); |
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271 m_history_list_view->setModel (&m_sort_filter_proxy_model); |
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272 m_history_list_view->setAlternatingRowColors (true); |
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273 m_history_list_view->setEditTriggers (QAbstractItemView::NoEditTriggers); |
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274 m_history_list_view->setStatusTip |
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275 (tr ("Double-click a command to transfer it to the Command Window.")); |
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276 m_history_list_view->setSelectionMode (QAbstractItemView::ExtendedSelection); |
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277 m_history_list_view->setContextMenuPolicy (Qt::CustomContextMenu); |
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278 connect (m_history_list_view, |
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279 SIGNAL (customContextMenuRequested (const QPoint &)), this, |
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280 SLOT (ctxMenu (const QPoint &))); |
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281 |
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282 m_filter = new QComboBox (this); |
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283 m_filter->setToolTip (tr ("Enter text to filter the command history")); |
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284 m_filter->setEditable (true); |
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285 m_filter->setMaxCount (MaxFilterHistory); |
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286 m_filter->setInsertPolicy (QComboBox::NoInsert); |
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287 m_filter->setSizeAdjustPolicy |
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288 (QComboBox::AdjustToMinimumContentsLengthWithIcon); |
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289 QSizePolicy sizePol (QSizePolicy::Expanding, QSizePolicy::Preferred); |
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290 m_filter->setSizePolicy (sizePol); |
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291 m_filter->completer ()->setCaseSensitivity (Qt::CaseSensitive); |
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292 |
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293 QLabel *filter_label = new QLabel (tr ("Filter")); |
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294 |
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295 m_filter_checkbox = new QCheckBox (); |
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296 |
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297 setWindowIcon (QIcon (":/actions/icons/logo.png")); |
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298 set_title (tr ("Command History")); |
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299 setWidget (new QWidget ()); |
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300 |
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301 m_filter_widget = new QWidget (this); |
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302 QHBoxLayout *filter_layout = new QHBoxLayout (); |
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303 filter_layout->addWidget (filter_label); |
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304 filter_layout->addWidget (m_filter_checkbox); |
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305 filter_layout->addWidget (m_filter); |
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306 filter_layout->setMargin(0); |
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307 m_filter_widget->setLayout (filter_layout); |
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308 |
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309 QVBoxLayout *hist_layout = new QVBoxLayout (); |
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310 hist_layout->addWidget (m_filter_widget); |
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311 hist_layout->addWidget (m_history_list_view); |
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312 |
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313 hist_layout->setMargin (2); |
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314 hist_layout->setSpacing (0); |
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315 widget ()->setLayout (hist_layout); |
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316 |
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317 // Init state of the filter |
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318 gui_settings *settings = m_resource_manager.get_settings (); |
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319 |
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320 m_filter_shown |
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321 = settings->value (hw_filter_shown.key, hw_filter_shown.def).toBool (); |
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322 m_filter_widget->setVisible (m_filter_shown); |
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323 |
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324 m_filter->addItems |
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325 (settings->value (hw_mru_list.key, hw_mru_list.def).toStringList ()); |
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326 |
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327 bool filter_state |
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328 = settings->value (hw_filter_active.key, hw_filter_active.def).toBool (); |
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329 m_filter_checkbox->setChecked (filter_state); |
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330 filter_activate (filter_state); |
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331 |
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332 // Connect signals and slots |
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333 connect (m_filter, SIGNAL (editTextChanged (const QString&)), |
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334 &m_sort_filter_proxy_model, |
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335 SLOT (setFilterWildcard (const QString&))); |
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336 connect (m_filter_checkbox, SIGNAL (toggled (bool)), |
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337 this, SLOT (filter_activate (bool))); |
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338 connect (m_filter->lineEdit (), SIGNAL (editingFinished (void)), |
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339 this, SLOT (update_filter_history (void))); |
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340 |
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341 connect (m_history_list_view, SIGNAL (doubleClicked (QModelIndex)), |
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342 this, SLOT (handle_double_click (QModelIndex))); |
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343 |
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344 m_history_list_view->setTextElideMode (Qt::ElideRight); |
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345 } |
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346 |
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347 void history_dock_widget::notice_settings (const gui_settings *settings) |
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348 { |
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349 QFont font = QFont (); |
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350 |
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351 font.setStyleHint (QFont::TypeWriter); |
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352 QString default_font = settings->value (global_mono_font.key, global_mono_font.def).toString (); |
9590067f59dd
display history list in fixed-width font (bug #55872)
Torsten Lilge <ttl-octave@mailbox.org>
parents:
26376
diff
changeset
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353 |
9590067f59dd
display history list in fixed-width font (bug #55872)
Torsten Lilge <ttl-octave@mailbox.org>
parents:
26376
diff
changeset
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354 font.setFamily (settings->value (cs_font.key, default_font).toString ()); |
27583
315c35e6037c
use symbolic constants for command widget preferences
Torsten Lilge <ttl-octave@mailbox.org>
parents:
27560
diff
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355 font.setPointSize (settings->value (cs_font_size.key, cs_font_size.def).toInt ()); |
26871
9590067f59dd
display history list in fixed-width font (bug #55872)
Torsten Lilge <ttl-octave@mailbox.org>
parents:
26376
diff
changeset
|
356 |
9590067f59dd
display history list in fixed-width font (bug #55872)
Torsten Lilge <ttl-octave@mailbox.org>
parents:
26376
diff
changeset
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357 m_history_list_view->setFont (font); |
9590067f59dd
display history list in fixed-width font (bug #55872)
Torsten Lilge <ttl-octave@mailbox.org>
parents:
26376
diff
changeset
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358 } |
9590067f59dd
display history list in fixed-width font (bug #55872)
Torsten Lilge <ttl-octave@mailbox.org>
parents:
26376
diff
changeset
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359 |
24011
9107bae20480
style fixes for some GUI source files
John W. Eaton <jwe@octave.org>
parents:
23787
diff
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360 } |