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annotate libgui/src/history-dock-widget.cc @ 26376:00f796120a6d stable

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maint: Update copyright dates in all source files.
author John W. Eaton <jwe@octave.org>
date Wed, 02 Jan 2019 16:32:43 -0500
parents e67016aee030
children 9590067f59dd
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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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22
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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 <QVBoxLayout>
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30 #include <QMenu>
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31 #include <QScrollBar>
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32 #include <QCompleter>
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33 #include <QLabel>
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34
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35 #include "error.h"
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36 #include "resource-manager.h"
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37
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38 #include "cmd-hist.h"
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39
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40 #include "history-dock-widget.h"
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41
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42 namespace octave
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43 {
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44 history_dock_widget::history_dock_widget (QWidget *p)
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45 : octave_dock_widget ("HistoryDockWidget", p)
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46 {
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47 setStatusTip (tr ("Browse and search the command history."));
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48
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49 connect (this, SIGNAL (command_create_script (const QString&)),
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50 p, SLOT (new_file (const QString&)));
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51
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52 connect (this, SIGNAL (information (const QString&)),
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53 p, SLOT (report_status_message (const QString&)));
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54
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55 connect (this, SIGNAL (command_double_clicked (const QString&)),
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56 p, SLOT (execute_command_in_terminal (const QString&)));
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57
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58 construct ();
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59 }
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60
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61 void history_dock_widget::set_history (const QStringList& hist)
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62 {
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63 m_history_model->setStringList (hist);
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64 m_history_list_view->scrollToBottom ();
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65 }
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66
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67 void history_dock_widget::append_history (const QString& hist_entry)
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68 {
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69 QStringList lst = m_history_model->stringList ();
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70 lst.append (hist_entry);
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71
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72 QScrollBar *scroll_bar = m_history_list_view->verticalScrollBar ();
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73
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74 bool at_bottom = scroll_bar->maximum () - scroll_bar->value () < 1;
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75
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76 m_history_model->setStringList (lst);
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77
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78 // Scroll if slider position at bottom.
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79 if (at_bottom)
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80 m_history_list_view->scrollToBottom ();
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81 }
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82
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83 void history_dock_widget::clear_history (void)
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84 {
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85 m_history_model->setStringList (QStringList ());
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86 }
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87
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88 void history_dock_widget::save_settings (void)
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89 {
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90 QSettings *settings = resource_manager::get_settings ();
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91
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92 if (! settings)
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93 return;
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94
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95 settings->setValue ("history_dock_widget/filter_active",
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96 m_filter_checkbox->isChecked ());
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97 settings->setValue ("history_dock_widget/filter_shown", m_filter_shown);
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98
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99 QStringList mru;
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100 for (int i = 0; i < m_filter->count (); i++)
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101 mru.append (m_filter->itemText (i));
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102 settings->setValue ("history_dock_widget/mru_list", mru);
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103
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104 settings->sync ();
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105
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106 octave_dock_widget::save_settings ();
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107 }
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108
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109 void history_dock_widget::update_filter_history (void)
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110 {
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111 QString text = m_filter->currentText (); // get current text
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112 int index = m_filter->findText (text); // and its actual index
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113
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114 if (index > -1)
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115 m_filter->removeItem (index); // remove if already existing
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116
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117 m_filter->insertItem (0, text); // (re)insert at beginning
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118 m_filter->setCurrentIndex (0);
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119 }
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120
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121 void history_dock_widget::filter_activate (bool state)
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122 {
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123 m_filter->setEnabled (state);
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124 m_sort_filter_proxy_model.setDynamicSortFilter (state);
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125
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126 if (state)
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127 m_sort_filter_proxy_model.setFilterWildcard (m_filter->currentText ());
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128 else
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129 m_sort_filter_proxy_model.setFilterWildcard (QString ());
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130 }
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131
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132 void history_dock_widget::ctxMenu (const QPoint& xpos)
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133 {
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134 QMenu menu (this);
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135
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136 QModelIndex index = m_history_list_view->indexAt (xpos);
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137
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138 if (index.isValid () && index.column () == 0)
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139 {
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140 menu.addAction (resource_manager::icon ("edit-copy"),
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141 tr ("Copy"), this, SLOT (handle_contextmenu_copy (bool)));
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142 menu.addAction (tr ("Evaluate"), this,
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143 SLOT (handle_contextmenu_evaluate (bool)));
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144 menu.addAction (resource_manager::icon ("document-new"),
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145 tr ("Create script"), this,
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146 SLOT (handle_contextmenu_create_script (bool)));
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147 }
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148 if (m_filter_shown)
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diff changeset
149 menu.addAction (tr ("Hide filter"), this,
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150 SLOT (handle_contextmenu_filter ()));
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151 else
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152 menu.addAction (tr ("Show filter"), this,
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153 SLOT (handle_contextmenu_filter ()));
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parents: 20392
diff changeset
154
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155 menu.exec (m_history_list_view->mapToGlobal (xpos));
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156 }
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157
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158 void history_dock_widget::handle_double_click (QModelIndex modelIndex)
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159 {
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160 emit command_double_clicked (modelIndex.data ().toString ());
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161 }
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162
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163 void history_dock_widget::handle_contextmenu_copy (bool)
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164 {
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165 QString text;
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166 QItemSelectionModel *selectionModel = m_history_list_view->selectionModel ();
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167 QModelIndexList rows = selectionModel->selectedRows ();
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168 bool prev_valid_row = false;
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169 for (auto it = rows.begin (); it != rows.end (); it++)
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170 {
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171 if ((*it).isValid ())
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172 {
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173 if (prev_valid_row)
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174 text += '\n';
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175 text += (*it).data ().toString ();
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176 prev_valid_row = true;
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177 }
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178 }
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179 QApplication::clipboard ()->setText (text);
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180 }
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parents: 15402
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181
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182 void history_dock_widget::handle_contextmenu_evaluate (bool)
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183 {
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184 QItemSelectionModel *selectionModel = m_history_list_view->selectionModel ();
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185 QModelIndexList rows = selectionModel->selectedRows ();
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186 for (auto it = rows.begin () ; it != rows.end (); it++)
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187 {
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188 if ((*it).isValid ())
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189 emit command_double_clicked ((*it).data ().toString ());
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190 }
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191 }
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192
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193 void history_dock_widget::handle_contextmenu_create_script (bool)
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194 {
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195 QString text;
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196 QItemSelectionModel *selectionModel = m_history_list_view->selectionModel ();
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197 QModelIndexList rows = selectionModel->selectedRows ();
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parents: 16447
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198
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199 bool prev_valid_row = false;
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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 {
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204 if (prev_valid_row)
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205 text += '\n';
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206 text += (*it).data ().toString ();
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207 prev_valid_row = true;
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208 }
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209 }
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210
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211 if (text.length () > 0)
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212 emit command_create_script (text);
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213 }
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214
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215 void history_dock_widget::handle_contextmenu_filter (void)
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216 {
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217 m_filter_shown = ! m_filter_shown;
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218 m_filter_widget->setVisible (m_filter_shown);
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219 }
14720
cecc7da96e2a Added update events for the command history model and workspace model.
Jacob Dawid <jacob.dawid@googlemail.com>
parents: 14712
diff changeset
220
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221 void history_dock_widget::copyClipboard (void)
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222 {
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223 if (m_history_list_view->hasFocus ())
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224 handle_contextmenu_copy (true);
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225 if (m_filter->lineEdit ()->hasFocus ()
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diff changeset
226 && m_filter->lineEdit ()->hasSelectedText ())
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227 {
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228 QClipboard *clipboard = QApplication::clipboard ();
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229 clipboard->setText (m_filter->lineEdit ()->selectedText ());
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230 }
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231 }
16881
944ade6e7f66 Make main window copy and paste global for current focused window
John Donoghue <john.donoghue@ieee.org>
parents: 16798
diff changeset
232
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233 void history_dock_widget::pasteClipboard (void)
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diff changeset
234 {
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diff changeset
235 if (m_filter->lineEdit ()->hasFocus ())
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diff changeset
236 {
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237 QClipboard *clipboard = QApplication::clipboard ();
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diff changeset
238 QString str = clipboard->text ();
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diff changeset
239 if (str.length () > 0)
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diff changeset
240 m_filter->lineEdit ()->insert (str);
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241 }
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242 }
16881
944ade6e7f66 Make main window copy and paste global for current focused window
John Donoghue <john.donoghue@ieee.org>
parents: 16798
diff changeset
243
24733
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diff changeset
244 void history_dock_widget::selectAll (void)
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diff changeset
245 {
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246 if (m_filter->lineEdit ()->hasFocus ())
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diff changeset
247 m_filter->lineEdit ()->selectAll ();
24011
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diff changeset
248
24733
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diff changeset
249 if (m_history_list_view->hasFocus ())
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diff changeset
250 m_history_list_view->selectAll ();
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diff changeset
251 }
20692
950c8a092db7 check whether filter is active or not when history widget becomes visible
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parents: 20392
diff changeset
252
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diff changeset
253 void history_dock_widget::handle_visibility (bool visible)
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diff changeset
254 {
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diff changeset
255 octave_dock_widget::handle_visibility (visible);
20692
950c8a092db7 check whether filter is active or not when history widget becomes visible
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parents: 20392
diff changeset
256
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diff changeset
257 if (visible)
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diff changeset
258 {
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diff changeset
259 int filter_state = m_filter_checkbox->isChecked ();
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diff changeset
260 filter_activate (filter_state);
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diff changeset
261 }
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diff changeset
262 }
24011
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parents: 23787
diff changeset
263
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diff changeset
264 void history_dock_widget::construct (void)
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diff changeset
265 {
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266 m_history_model = new QStringListModel ();
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diff changeset
267 m_sort_filter_proxy_model.setSourceModel (m_history_model);
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diff changeset
268 m_history_list_view = new QListView (this);
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diff changeset
269 m_history_list_view->setModel (&m_sort_filter_proxy_model);
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diff changeset
270 m_history_list_view->setAlternatingRowColors (true);
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diff changeset
271 m_history_list_view->setEditTriggers (QAbstractItemView::NoEditTriggers);
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diff changeset
272 m_history_list_view->setStatusTip (
25469
9ef52c25d543 Use consistent names in GUI (bug #53616).
Rik <rik@octave.org>
parents: 25355
diff changeset
273 tr ("Double-click a command to transfer it to the Command Window."));
24733
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diff changeset
274 m_history_list_view->setSelectionMode (QAbstractItemView::ExtendedSelection);
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diff changeset
275 m_history_list_view->setContextMenuPolicy (Qt::CustomContextMenu);
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276 connect (m_history_list_view,
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277 SIGNAL (customContextMenuRequested (const QPoint &)), this,
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278 SLOT (ctxMenu (const QPoint &)));
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279
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280 m_filter = new QComboBox (this);
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281 m_filter->setToolTip (tr ("Enter text to filter the command history"));
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282 m_filter->setEditable (true);
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283 m_filter->setMaxCount (MaxFilterHistory);
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284 m_filter->setInsertPolicy (QComboBox::NoInsert);
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285 m_filter->setSizeAdjustPolicy (
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286 QComboBox::AdjustToMinimumContentsLengthWithIcon);
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287 QSizePolicy sizePol (QSizePolicy::Expanding, QSizePolicy::Preferred);
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288 m_filter->setSizePolicy (sizePol);
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289 m_filter->completer ()->setCaseSensitivity (Qt::CaseSensitive);
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290
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291 QLabel *filter_label = new QLabel (tr ("Filter"));
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292
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293 m_filter_checkbox = new QCheckBox ();
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294
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295 setWindowIcon (QIcon (":/actions/icons/logo.png"));
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296 set_title (tr ("Command History"));
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297 setWidget (new QWidget ());
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298
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299 m_filter_widget = new QWidget (this);
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300 QHBoxLayout *filter_layout = new QHBoxLayout ();
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301 filter_layout->addWidget (filter_label);
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302 filter_layout->addWidget (m_filter_checkbox);
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303 filter_layout->addWidget (m_filter);
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304 filter_layout->setMargin(0);
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305 m_filter_widget->setLayout (filter_layout);
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306
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307 QVBoxLayout *hist_layout = new QVBoxLayout ();
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308 hist_layout->addWidget (m_filter_widget);
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309 hist_layout->addWidget (m_history_list_view);
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310
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311 hist_layout->setMargin (2);
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312 widget ()->setLayout (hist_layout);
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313
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314 // Init state of the filter
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315 QSettings *settings = resource_manager::get_settings ();
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316
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317 m_filter_shown
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318 = settings->value ("history_dock_widget/filter_shown",true).toBool ();
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319 m_filter_widget->setVisible (m_filter_shown);
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320
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321 m_filter->addItems (
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322 settings->value ("history_dock_widget/mru_list").toStringList ());
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323
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324 bool filter_state
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325 = settings->value ("history_dock_widget/filter_active", false).toBool ();
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326 m_filter_checkbox->setChecked (filter_state);
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327 filter_activate (filter_state);
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328
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329 // Connect signals and slots
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330 connect (m_filter, SIGNAL (editTextChanged (const QString&)),
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331 &m_sort_filter_proxy_model,
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332 SLOT (setFilterWildcard (const QString&)));
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333 connect (m_filter_checkbox, SIGNAL (toggled (bool)),
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334 this, SLOT (filter_activate (bool)));
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335 connect (m_filter->lineEdit (), SIGNAL (editingFinished (void)),
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336 this, SLOT (update_filter_history (void)));
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337
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338 connect (m_history_list_view, SIGNAL (doubleClicked (QModelIndex)),
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339 this, SLOT (handle_double_click (QModelIndex)));
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340
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341 m_history_list_view->setTextElideMode (Qt::ElideRight);
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342 }
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343 }