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annotate gui/src/files-dockwidget.cc @ 14712:5cb54cca8a06 gui

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Completion of code reformatting.
author Jacob Dawid <jacob.dawid@googlemail.com>
date Fri, 01 Jun 2012 23:54:14 +0200
parents f50591409306
children ddd9c2a91de5
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1 /* OctaveGUI - A graphical user interface for Octave
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2 * Copyright (C) 2011 Jacob Dawid (jacob.dawid@googlemail.com)
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3 *
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4 * This program is free software: you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as
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6 * published by the Free Software Foundation, either version 3 of the
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7 * License, or (at your option) any later version.
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8 *
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9 * This program is distributed in the hope that it will be useful,
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 * GNU General Public License for more details.
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13 *
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14 * You should have received a copy of the GNU General Public License
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15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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16 */
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17
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18 #include "resource-manager.h"
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19 #include "files-dockwidget.h"
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20
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21 #include <QApplication>
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22 #include <QFileInfo>
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23 #include <QCompleter>
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24 #include <QSettings>
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25 #include <QProcess>
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26 #include <QDebug>
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27
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28 files_dock_widget::files_dock_widget (QWidget *parent)
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29 : QDockWidget (parent)
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30 {
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31 setObjectName ("FilesDockWidget");
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32 setWindowTitle (tr ("Current Directory"));
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33 setWidget (new QWidget (this));
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34
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35 // Create a toolbar
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36 _navigation_tool_bar = new QToolBar ("", widget ());
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37 _navigation_tool_bar->setAllowedAreas (Qt::TopToolBarArea);
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38 _navigation_tool_bar->setMovable (false);
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39 _navigation_tool_bar->setIconSize (QSize (20, 20));
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40
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41 // Add a button to the toolbar with the QT standard icon for up-directory
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42 // TODO: Maybe change this to be an up-directory icon that is OS specific???
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43 QStyle *style = QApplication::style ();
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44 _directory_icon = style->standardIcon (QStyle::SP_FileDialogToParent);
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45 _directory_up_action = new QAction (_directory_icon, "", _navigation_tool_bar);
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46 _directory_up_action->setStatusTip (tr ("Move up one directory."));
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47
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48 _current_directory = new QLineEdit (_navigation_tool_bar);
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49 _current_directory->setStatusTip (tr ("Enter the path or filename."));
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50
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51 _navigation_tool_bar->addAction (_directory_up_action);
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52 _navigation_tool_bar->addWidget (_current_directory);
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53 connect (_directory_up_action, SIGNAL (triggered ()), this,
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54 SLOT (do_up_directory ()));
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55
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56 // TODO: Add other buttons for creating directories
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57
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58 // Create the QFileSystemModel starting in the home directory
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59 QString
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60 homePath = QDir::homePath ();
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61 // TODO: This should occur after Octave has been initialized and the startup directory of Octave is established
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62
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63 _file_system_model = new QFileSystemModel (this);
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64 _file_system_model->setFilter (QDir::NoDotAndDotDot | QDir::AllEntries);
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65 QModelIndex
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66 rootPathIndex = _file_system_model->setRootPath (homePath);
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67
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68 // Attach the model to the QTreeView and set the root index
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69 _file_tree_view = new QTreeView (widget ());
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70 _file_tree_view->setModel (_file_system_model);
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71 _file_tree_view->setRootIndex (rootPathIndex);
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72 _file_tree_view->setSortingEnabled (true);
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73 _file_tree_view->setAlternatingRowColors (true);
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74 _file_tree_view->setAnimated (true);
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75 _file_tree_view->setColumnHidden (1, true);
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76 _file_tree_view->setColumnHidden (2, true);
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77 _file_tree_view->setColumnHidden (3, true);
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78 _file_tree_view->setStatusTip (tr ("Doubleclick a file to open it."));
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79
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80 set_current_directory (_file_system_model->fileInfo (rootPathIndex).
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81 absoluteFilePath ());
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82
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83 connect (_file_tree_view, SIGNAL (doubleClicked (const QModelIndex &)), this,
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84 SLOT (item_double_clicked (const QModelIndex &)));
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85
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86 // Layout the widgets vertically with the toolbar on top
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87 QVBoxLayout *
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88 layout = new QVBoxLayout ();
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89 layout->setSpacing (0);
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90 layout->addWidget (_navigation_tool_bar);
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91 layout->addWidget (_file_tree_view);
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92 layout->setMargin (1);
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93 widget ()->setLayout (layout);
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94 // TODO: Add right-click contextual menus for copying, pasting, deleting files (and others)
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95
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96 connect (_current_directory, SIGNAL (returnPressed ()), this,
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97 SLOT (current_directory_entered ()));
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98 QCompleter *
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99 completer = new QCompleter (_file_system_model, this);
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100 _current_directory->setCompleter (completer);
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101
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102 connect (this, SIGNAL (visibilityChanged(bool)), this, SLOT(handle_visibility_changed(bool)));
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103 }
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104
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105 void
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106 files_dock_widget::item_double_clicked (const QModelIndex & index)
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107 {
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108 // Retrieve the file info associated with the model index.
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109 QFileInfo fileInfo = _file_system_model->fileInfo (index);
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110
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111 // If it is a directory, cd into it.
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112 if (fileInfo.isDir ())
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113 {
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114 _file_system_model->setRootPath (fileInfo.absolutePath ());
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115 _file_tree_view->setRootIndex (index);
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116 set_current_directory (_file_system_model->fileInfo (index).
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117 absoluteFilePath ());
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118 }
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119 // Otherwise attempt to open it.
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120 else
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121 {
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122 // Check if the user wants to use a custom file editor.
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123 QSettings *settings = resource_manager::instance ()->get_settings ();
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124 if (settings->value ("useCustomFileEditor").toBool ())
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125 {
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126 QString editor = settings->value ("customFileEditor").toString ();
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127 QStringList arguments;
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128 arguments << fileInfo.filePath ();
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129 QProcess::startDetached (editor, arguments);
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130 }
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131 else
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132 {
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133 emit open_file (fileInfo.filePath ());
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134 }
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135 }
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136 }
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137
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138 void
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139 files_dock_widget::set_current_directory (QString currentDirectory)
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140 {
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141 _current_directory->setText (currentDirectory);
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142 }
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143
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144 void
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145 files_dock_widget::do_up_directory (void)
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146 {
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147 QDir dir =
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148 QDir (_file_system_model->filePath (_file_tree_view->rootIndex ()));
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149 dir.cdUp ();
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150 _file_system_model->setRootPath (dir.absolutePath ());
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151 _file_tree_view->setRootIndex (_file_system_model->
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152 index (dir.absolutePath ()));
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153 set_current_directory (dir.absolutePath ());
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154 }
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155
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156 void
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157 files_dock_widget::current_directory_entered ()
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158 {
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159 QFileInfo fileInfo (_current_directory->text ());
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160 if (fileInfo.isDir ())
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161 {
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162 _file_tree_view->setRootIndex (_file_system_model->
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163 index (fileInfo.absolutePath ()));
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164 _file_system_model->setRootPath (fileInfo.absolutePath ());
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165 set_current_directory (fileInfo.absoluteFilePath ());
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166 }
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167 else
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168 {
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169 if (QFile::exists (fileInfo.absoluteFilePath ()))
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170 emit open_file (fileInfo.absoluteFilePath ());
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171 }
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172 }
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173
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174 void
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175 files_dock_widget::notice_settings ()
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176 {
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177 QSettings *settings = resource_manager::instance ()->get_settings ();
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178 _file_tree_view->setColumnHidden (0, !settings->value ("showFilenames").toBool ());
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179 _file_tree_view->setColumnHidden (1, !settings->value ("showFileSize").toBool ());
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180 _file_tree_view->setColumnHidden (2, !settings->value ("showFileType").toBool ());
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181 _file_tree_view->setColumnHidden (3, !settings->value ("showLastModified").toBool ());
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182 _file_tree_view->setAlternatingRowColors (settings->value ("useAlternatingRowColors").toBool ());
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183 //if (settings.value ("showHiddenFiles").toBool ())
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184 // TODO: React on option for hidden files.
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185 }
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186
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187 void
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188 files_dock_widget::handle_visibility_changed (bool visible)
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189 {
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190 if (visible)
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191 emit active_changed (true);
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192 }
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193
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194 void
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195 files_dock_widget::closeEvent (QCloseEvent *event)
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196 {
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197 emit active_changed (false);
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198 QDockWidget::closeEvent (event);
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199 }