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annotate libgui/src/history-dock-widget.cc @ 31649:deb553ac2c54

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maint: Merge stable to default.
author John W. Eaton <jwe@octave.org>
date Tue, 06 Dec 2022 15:45:27 -0500
parents 431f80aba37a 29d734430e5f
children 276a992d0c08
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 2011-2022 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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25
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26 #if defined (HAVE_CONFIG_H)
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27 # include "config.h"
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28 #endif
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29
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30 #include <QApplication>
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31 #include <QClipboard>
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32 #include <QCompleter>
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33 #include <QLabel>
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34 #include <QMenu>
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35 #include <QScrollBar>
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36 #include <QVBoxLayout>
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37
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38 #include "gui-preferences-cs.h"
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39 #include "gui-preferences-global.h"
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40 #include "gui-preferences-hw.h"
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41 #include "gui-settings.h"
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42 #include "history-dock-widget.h"
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43 #include "octave-qobject.h"
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44
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45 #include "cmd-hist.h"
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46
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47 #include "error.h"
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48
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49 OCTAVE_BEGIN_NAMESPACE(octave)
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50
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51 history_dock_widget::history_dock_widget (QWidget *p, base_qobject& oct_qobj)
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52 : octave_dock_widget ("HistoryDockWidget", p, oct_qobj)
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53 {
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54 setStatusTip (tr ("Browse and search the command history."));
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55
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56 construct ();
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57
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58 if (! p)
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59 make_window ();
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60 }
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61
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62 void history_dock_widget::set_history (const QStringList& hist)
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63 {
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64 m_history_model->setStringList (hist);
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65 m_history_list_view->scrollToBottom ();
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66 }
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67
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68 void history_dock_widget::append_history (const QString& hist_entry)
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69 {
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70 QStringList lst = m_history_model->stringList ();
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71 lst.append (hist_entry);
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72
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73 QScrollBar *scroll_bar = m_history_list_view->verticalScrollBar ();
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74
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75 bool at_bottom = scroll_bar->maximum () - scroll_bar->value () < 1;
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76
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77 m_history_model->setStringList (lst);
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78
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79 // Scroll if slider position at bottom.
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80 if (at_bottom)
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81 m_history_list_view->scrollToBottom ();
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82 }
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83
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84 void history_dock_widget::clear_history (void)
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85 {
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86 m_history_model->setStringList (QStringList ());
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87 }
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88
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89 void history_dock_widget::save_settings (void)
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90 {
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91 gui_settings settings;
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92
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93 settings.setValue (hw_filter_active.key, m_filter_checkbox->isChecked ());
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94 settings.setValue (hw_filter_shown.key, m_filter_shown);
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95
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96 QStringList mru;
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97 for (int i = 0; i < m_filter->count (); i++)
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98 mru.append (m_filter->itemText (i));
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99 settings.setValue (hw_mru_list.key, mru);
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100
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101 settings.sync ();
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102
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103 octave_dock_widget::save_settings ();
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104 }
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105
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106 void history_dock_widget::update_filter_history (void)
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107 {
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108 QString text = m_filter->currentText (); // get current text
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109 int index = m_filter->findText (text); // and its actual index
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110
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111 if (index > -1)
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112 m_filter->removeItem (index); // remove if already existing
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113
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114 m_filter->insertItem (0, text); // (re)insert at beginning
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115 m_filter->setCurrentIndex (0);
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116 }
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117
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118 void history_dock_widget::set_filter_focus (bool focus)
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119 {
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120 if (focus)
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121 {
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122 m_filter->setFocus ();
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123 setFocusProxy (m_filter);
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124 }
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125 else
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126 {
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127 m_history_list_view->setFocus ();
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128 setFocusProxy (m_history_list_view);
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129 }
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130 }
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131
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132 void history_dock_widget::filter_activate (bool state)
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133 {
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134 m_filter->setEnabled (state);
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135 m_sort_filter_proxy_model.setDynamicSortFilter (state);
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136
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137 if (state)
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138 m_sort_filter_proxy_model.setFilterWildcard (m_filter->currentText ());
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139 else
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140 m_sort_filter_proxy_model.setFilterWildcard (QString ());
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141
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142 set_filter_focus (state);
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143 }
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144
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145 void history_dock_widget::ctxMenu (const QPoint& xpos)
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146 {
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147 QMenu menu (this);
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148
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149 QModelIndex index = m_history_list_view->indexAt (xpos);
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150
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151 if (index.isValid () && index.column () == 0)
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152 {
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153 gui_settings settings;
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154
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155 menu.addAction (settings.icon ("edit-copy"), tr ("Copy"), this,
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156 &history_dock_widget::handle_contextmenu_copy);
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157 menu.addAction (tr ("Evaluate"), this,
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158 &history_dock_widget::handle_contextmenu_evaluate);
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159 menu.addAction (settings.icon ("document-new"), tr ("Create script"), this,
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160 &history_dock_widget::handle_contextmenu_create_script);
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161 }
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162 if (m_filter_shown)
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163 menu.addAction (tr ("Hide filter"), this,
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164 &history_dock_widget::handle_contextmenu_filter);
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165 else
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166 menu.addAction (tr ("Show filter"), this,
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167 &history_dock_widget::handle_contextmenu_filter);
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168
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169 menu.exec (m_history_list_view->mapToGlobal (xpos));
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170 }
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171
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172 void history_dock_widget::handle_double_click (QModelIndex modelIndex)
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173 {
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174 emit command_double_clicked (modelIndex.data ().toString ());
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175 }
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176
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177 void history_dock_widget::handle_contextmenu_copy (bool)
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178 {
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179 QString text;
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180 QItemSelectionModel *selectionModel = m_history_list_view->selectionModel ();
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181 QModelIndexList rows = selectionModel->selectedRows ();
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182 bool prev_valid_row = false;
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183 for (auto it = rows.begin (); it != rows.end (); it++)
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184 {
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185 if ((*it).isValid ())
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186 {
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187 if (prev_valid_row)
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188 text += '\n';
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189 text += (*it).data ().toString ();
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190 prev_valid_row = true;
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191 }
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192 }
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193 QApplication::clipboard ()->setText (text);
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194 }
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195
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196 void history_dock_widget::handle_contextmenu_evaluate (bool)
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197 {
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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 for (auto it = rows.begin () ; it != rows.end (); it++)
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201 {
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202 if ((*it).isValid ())
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203 emit command_double_clicked ((*it).data ().toString ());
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204 }
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205 }
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206
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207 void history_dock_widget::handle_contextmenu_create_script (bool)
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208 {
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209 QString text;
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210 QItemSelectionModel *selectionModel = m_history_list_view->selectionModel ();
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211 QModelIndexList rows = selectionModel->selectedRows ();
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212
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213 bool prev_valid_row = false;
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214 for (auto it = rows.begin (); it != rows.end (); it++)
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215 {
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216 if ((*it).isValid ())
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217 {
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218 if (prev_valid_row)
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219 text += '\n';
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220 text += (*it).data ().toString ();
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221 prev_valid_row = true;
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222 }
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223 }
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diff changeset
224
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225 if (text.length () > 0)
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226 emit command_create_script (text);
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227 }
16452
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228
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229 void history_dock_widget::handle_contextmenu_filter (void)
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230 {
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231 m_filter_shown = ! m_filter_shown;
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232 m_filter_widget->setVisible (m_filter_shown);
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233
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diff changeset
234 set_filter_focus (m_filter_shown && m_filter_checkbox->isChecked ()) ;
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235 }
14720
cecc7da96e2a Added update events for the command history model and workspace model.
Jacob Dawid <jacob.dawid@googlemail.com>
parents: 14712
diff changeset
236
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237 void history_dock_widget::copyClipboard (void)
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238 {
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239 if (m_history_list_view->hasFocus ())
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diff changeset
240 handle_contextmenu_copy (true);
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241 if (m_filter->lineEdit ()->hasFocus ()
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242 && m_filter->lineEdit ()->hasSelectedText ())
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243 {
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244 QClipboard *clipboard = QApplication::clipboard ();
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245 clipboard->setText (m_filter->lineEdit ()->selectedText ());
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246 }
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247 }
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diff changeset
248
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249 void history_dock_widget::pasteClipboard (void)
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250 {
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251 if (m_filter->lineEdit ()->hasFocus ())
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252 {
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253 QClipboard *clipboard = QApplication::clipboard ();
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254 QString str = clipboard->text ();
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255 if (str.length () > 0)
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diff changeset
256 m_filter->lineEdit ()->insert (str);
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257 }
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258 }
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diff changeset
259
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diff changeset
260 void history_dock_widget::selectAll (void)
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261 {
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262 if (m_filter->lineEdit ()->hasFocus ())
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263 m_filter->lineEdit ()->selectAll ();
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diff changeset
264
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265 if (m_history_list_view->hasFocus ())
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266 m_history_list_view->selectAll ();
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267 }
20692
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268
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269 void history_dock_widget::handle_visibility (bool visible)
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270 {
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271 octave_dock_widget::handle_visibility (visible);
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272
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273 if (visible)
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274 {
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275 int filter_state = m_filter_checkbox->isChecked ();
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276 filter_activate (filter_state);
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277 }
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278 }
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279
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280 void history_dock_widget::construct (void)
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281 {
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282 m_history_model = new QStringListModel ();
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283 m_sort_filter_proxy_model.setSourceModel (m_history_model);
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284 m_history_list_view = new QListView (this);
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285 m_history_list_view->setModel (&m_sort_filter_proxy_model);
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286 m_history_list_view->setAlternatingRowColors (true);
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287 m_history_list_view->setEditTriggers (QAbstractItemView::NoEditTriggers);
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288 m_history_list_view->setStatusTip
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289 (tr ("Double-click a command to transfer it to the Command Window."));
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290 m_history_list_view->setSelectionMode (QAbstractItemView::ExtendedSelection);
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291 m_history_list_view->setContextMenuPolicy (Qt::CustomContextMenu);
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292 connect (m_history_list_view, &QListView::customContextMenuRequested,
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293 this, &history_dock_widget::ctxMenu);
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294
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295 m_filter = new QComboBox (this);
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296 m_filter->setToolTip (tr ("Enter text to filter the command history"));
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297 m_filter->setEditable (true);
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298 m_filter->setMaxCount (MaxFilterHistory);
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299 m_filter->setInsertPolicy (QComboBox::NoInsert);
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300 m_filter->setSizeAdjustPolicy
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301 (QComboBox::AdjustToMinimumContentsLengthWithIcon);
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302 QSizePolicy sizePol (QSizePolicy::Expanding, QSizePolicy::Preferred);
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303 m_filter->setSizePolicy (sizePol);
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304 m_filter->completer ()->setCaseSensitivity (Qt::CaseSensitive);
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305
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306 QLabel *filter_label = new QLabel (tr ("Filter"));
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307
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308 m_filter_checkbox = new QCheckBox ();
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309
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310 set_title (tr ("Command History"));
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311 setWidget (new QWidget ());
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312
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313 m_filter_widget = new QWidget (this);
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314 QHBoxLayout *filter_layout = new QHBoxLayout ();
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315 filter_layout->addWidget (filter_label);
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316 filter_layout->addWidget (m_filter_checkbox);
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317 filter_layout->addWidget (m_filter);
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318 filter_layout->setMargin(0);
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319 m_filter_widget->setLayout (filter_layout);
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320
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321 QVBoxLayout *hist_layout = new QVBoxLayout ();
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322 hist_layout->addWidget (m_filter_widget);
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323 hist_layout->addWidget (m_history_list_view);
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324
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325 hist_layout->setMargin (2);
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326 hist_layout->setSpacing (0);
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327 widget ()->setLayout (hist_layout);
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328
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329 // Init state of the filter
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330
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331 gui_settings settings;
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332
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333 m_filter_shown = settings.value (hw_filter_shown).toBool ();
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334 m_filter_widget->setVisible (m_filter_shown);
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335
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336 m_filter->addItems (settings.value (hw_mru_list).toStringList ());
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337
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338 bool filter_state = settings.value (hw_filter_active).toBool ();
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339 m_filter_checkbox->setChecked (filter_state);
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340 filter_activate (filter_state);
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341
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342 // Connect signals and slots
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343 connect (m_filter, &QComboBox::editTextChanged,
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344 &m_sort_filter_proxy_model,
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345 &QSortFilterProxyModel::setFilterWildcard);
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346 connect (m_filter_checkbox, &QCheckBox::toggled,
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347 this, &history_dock_widget::filter_activate);
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348 connect (m_filter->lineEdit (), &QLineEdit::editingFinished,
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349 this, &history_dock_widget::update_filter_history);
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350
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351 connect (m_history_list_view, &QListView::doubleClicked,
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352 this, &history_dock_widget::handle_double_click);
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353
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354 m_history_list_view->setTextElideMode (Qt::ElideRight);
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355 }
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356
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357 void history_dock_widget::notice_settings (void)
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358 {
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359 gui_settings settings;
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360
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361 QFont font = QFont ();
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362
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363 font.setStyleHint (QFont::TypeWriter);
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364 QString default_font = settings.value (global_mono_font).toString ();
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365
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366 font.setFamily (settings.value (cs_font.key, default_font).toString ());
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367 font.setPointSize (settings.value (cs_font_size).toInt ());
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368
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369 m_history_list_view->setFont (font);
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370 }
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371
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372 OCTAVE_END_NAMESPACE(octave)