Mercurial > hg > octave-lyh

annotate gui/src/FilesDockWidget.cpp @ 13535:98bde3b5b7a0

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author Jacob Dawid <jacob.dawid@googlemail.com>
date Tue, 26 Jul 2011 17:33:59 +0200
parents bb3676025b36
children 869c62c15e95
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1 /* OctaveGUI - A graphical user interface for Octave
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2 * Copyright (C) 2011 Jacob Dawid
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3 * jacob.dawid@googlemail.com
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4 *
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5 * This program is free software: you can redistribute it and/or modify
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6 * it under the terms of the GNU General Public License as published by
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7 * the Free Software Foundation, either version 3 of the License, or
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8 * (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 */
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18
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19 #include "FilesDockWidget.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 <QDesktopServices>
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27
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28 FilesDockWidget::FilesDockWidget (QWidget * parent):QDockWidget (parent)
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29 {
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30 setObjectName ("FilesDockWidget");
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31 setWindowTitle (tr ("Current Folder"));
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32 setWidget (new QWidget (this));
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33
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34 // Create a toolbar
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35 m_navigationToolBar = new QToolBar ("", widget ());
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36 m_navigationToolBar->setAllowedAreas (Qt::TopToolBarArea);
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37 m_navigationToolBar->setMovable (false);
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38 m_navigationToolBar->setIconSize (QSize (20, 20));
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39
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40 // Add a button to the toolbar with the QT standard icon for up-directory
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41 // TODO: Maybe change this to be an up-directory icon that is OS specific???
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42 QStyle *style = QApplication::style ();
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43 m_directoryIcon = style->standardIcon (QStyle::SP_FileDialogToParent);
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44 m_directoryUpAction = new QAction (m_directoryIcon, "", m_navigationToolBar);
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45 m_currentDirectory = new QLineEdit (m_navigationToolBar);
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46
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47 m_navigationToolBar->addAction (m_directoryUpAction);
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48 m_navigationToolBar->addWidget (m_currentDirectory);
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49 connect (m_directoryUpAction, SIGNAL (triggered ()), this,
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50 SLOT (onUpDirectory ()));
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51
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52 // TODO: Add other buttons for creating directories
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53
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54 // Create the QFileSystemModel starting in the home directory
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55 QString
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56 homePath = QDir::homePath ();
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57 // TODO: This should occur after Octave has been initialized and the startup directory of Octave is established
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58
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59 m_fileSystemModel = new QFileSystemModel (this);
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60 m_fileSystemModel->setFilter (QDir::NoDotAndDotDot | QDir::AllEntries);
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61 QModelIndex
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62 rootPathIndex = m_fileSystemModel->setRootPath (homePath);
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63
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64 // Attach the model to the QTreeView and set the root index
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65 m_fileTreeView = new QTreeView (widget ());
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66 m_fileTreeView->setModel (m_fileSystemModel);
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67 m_fileTreeView->setRootIndex (rootPathIndex);
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68 m_fileTreeView->setSortingEnabled (true);
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69 m_fileTreeView->setAlternatingRowColors (true);
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70 m_fileTreeView->setAnimated (true);
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71 m_fileTreeView->setColumnHidden (1, true);
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72 m_fileTreeView->setColumnHidden (2, true);
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73 m_fileTreeView->setColumnHidden (3, true);
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74 setCurrentDirectory (m_fileSystemModel->fileInfo (rootPathIndex).
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75 absoluteFilePath ());
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76
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77 connect (m_fileTreeView, SIGNAL (doubleClicked (const QModelIndex &)), this,
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78 SLOT (itemDoubleClicked (const QModelIndex &)));
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79
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80 // Layout the widgets vertically with the toolbar on top
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81 QVBoxLayout *
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82 layout = new QVBoxLayout ();
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83 layout->setSpacing (0);
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84 layout->addWidget (m_navigationToolBar);
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85 layout->addWidget (m_fileTreeView);
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86 widget ()->setLayout (layout);
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87 // TODO: Add right-click contextual menus for copying, pasting, deleting files (and others)
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88
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89 connect (m_currentDirectory, SIGNAL (returnPressed ()), this,
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90 SLOT (currentDirectoryEntered ()));
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91 QCompleter *
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92 completer = new QCompleter (m_fileSystemModel, this);
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93 m_currentDirectory->setCompleter (completer);
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94 }
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95
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96 void
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97 FilesDockWidget::itemDoubleClicked (const QModelIndex & index)
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98 {
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99 // Retrieve the file info associated with the model index.
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100 QFileInfo fileInfo = m_fileSystemModel->fileInfo (index);
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101
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102 // If it is a directory, cd into it.
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103 if (fileInfo.isDir ())
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104 {
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105 m_fileSystemModel->setRootPath (fileInfo.absolutePath ());
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106 m_fileTreeView->setRootIndex (index);
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107 setCurrentDirectory (m_fileSystemModel->fileInfo (index).
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108 absoluteFilePath ());
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109 }
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110 // Otherwise attempt to open it.
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111 else
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112 {
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113 // Check if the user wants to use a custom file editor.
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114 QDesktopServices desktopServices;
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115 QString settingsFile =
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116 desktopServices.storageLocation (QDesktopServices::HomeLocation) +
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117 "/.quint/settings.ini";
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118 QSettings settings (settingsFile, QSettings::IniFormat);
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119 if (settings.value ("useCustomFileEditor").toBool ())
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120 {
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121 QString editor = settings.value ("customFileEditor").toString ();
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122 QStringList arguments;
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123 arguments << fileInfo.filePath ();
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124 QProcess::execute (editor, arguments);
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125 }
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126 else
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127 {
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128 emit openFile (fileInfo.filePath ());
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129 }
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130 }
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131 }
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132
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133 void
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134 FilesDockWidget::setCurrentDirectory (QString currentDirectory)
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135 {
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136 m_currentDirectory->setText (currentDirectory);
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137 }
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138
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139 void
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140 FilesDockWidget::onUpDirectory (void)
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141 {
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142 QDir dir =
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143 QDir (m_fileSystemModel->filePath (m_fileTreeView->rootIndex ()));
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144 dir.cdUp ();
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145 m_fileSystemModel->setRootPath (dir.absolutePath ());
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146 m_fileTreeView->setRootIndex (m_fileSystemModel->
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147 index (dir.absolutePath ()));
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148 setCurrentDirectory (dir.absolutePath ());
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149 }
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150
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151 void
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152 FilesDockWidget::currentDirectoryEntered ()
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153 {
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154 QFileInfo fileInfo (m_currentDirectory->text ());
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155 if (fileInfo.isDir ())
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156 {
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157 m_fileTreeView->setRootIndex (m_fileSystemModel->
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158 index (fileInfo.absolutePath ()));
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159 m_fileSystemModel->setRootPath (fileInfo.absolutePath ());
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160 setCurrentDirectory (fileInfo.absoluteFilePath ());
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161 }
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162 else
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163 {
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164 if (QFile::exists (fileInfo.absoluteFilePath ()))
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165 emit openFile (fileInfo.absoluteFilePath ());
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166 }
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167 }