src/viewproperties.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz (<peter.penz@gmx.at>)                *
   3  *   Copyright (C) 2006 by Aaron J. Seigo (<aseigo@kde.org>)               *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
  19  ***************************************************************************/
  20
  21 #include <assert.h>
  22
  23 #include <QDateTime>
  24 #include <QFile>
  25 #include <QFileInfo>
  26
  27 #include <kcomponentdata.h>
  28 #include <klocale.h>
  29 #include <kstandarddirs.h>
  30 #include <kurl.h>
  31 #include <kcomponentdata.h>
  32
  33 #include "viewproperties.h"
  34 #include "dolphinsettings.h"
  35 #include "dolphin_generalsettings.h"
  36
  37 #define FILE_NAME "/.directory"
  38
  39 ViewProperties::ViewProperties(const KUrl& url) :
  40         m_changedProps(false),
  41         m_autoSave(true),
  42         m_node(0)
  43 {
  44     KUrl cleanUrl(url);
  45     cleanUrl.cleanPath();
  46     m_filepath = cleanUrl.path();
  47
  48     if ((m_filepath.length() < 1) || (m_filepath.at(0) != QChar('/'))) {
  49         m_node = new ViewPropertySettings();
  50         return;
  51     }
  52
  53     // We try and save it to a file in the directory being viewed.
  54     // If the directory is not writable by the user or the directory is not local,
  55     // we store the properties information in a local file.
  56     GeneralSettings* settings = DolphinSettings::instance().generalSettings();
  57     const bool useGlobalViewProps = settings->globalViewProps();
  58     if (useGlobalViewProps) {
  59         m_filepath = destinationDir("global");
  60     } else if (cleanUrl.isLocalFile()) {
  61         const QFileInfo info(m_filepath);
  62         if (!info.isWritable()) {
  63             m_filepath = destinationDir("local") + m_filepath;
  64         }
  65     } else {
  66         m_filepath = destinationDir("remote") + m_filepath;
  67     }
  68
  69     const QString file(m_filepath + FILE_NAME);
  70     m_node = new ViewPropertySettings(KSharedConfig::openConfig(file));
  71
  72     const bool useDefaultProps = !useGlobalViewProps &&
  73                                  (!QFileInfo(file).exists() ||
  74                                   (m_node->timestamp() < settings->viewPropsTimestamp()));
  75     if (useDefaultProps) {
  76         // If the .directory file does not exist or the timestamp is too old,
  77         // use the values from the global .directory file instead, which acts
  78         // as default view for new folders in this case.
  79         settings->setGlobalViewProps(true);
  80
  81         ViewProperties defaultProps(url);
  82         setDirProperties(defaultProps);
  83
  84         settings->setGlobalViewProps(false);
  85         m_changedProps = false;
  86     }
  87 }
  88
  89 ViewProperties::~ViewProperties()
  90 {
  91     if (m_changedProps && m_autoSave) {
  92         save();
  93     }
  94
  95     delete m_node;
  96     m_node = 0;
  97 }
  98
  99 void ViewProperties::setViewMode(DolphinView::Mode mode)
 100 {
 101     if (m_node->viewMode() != mode) {
 102         m_node->setViewMode(mode);
 103         updateTimeStamp();
 104     }
 105 }
 106
 107 DolphinView::Mode ViewProperties::viewMode() const
 108 {
 109     return static_cast<DolphinView::Mode>(m_node->viewMode());
 110 }
 111
 112 void ViewProperties::setShowPreview(bool show)
 113 {
 114     if (m_node->showPreview() != show) {
 115         m_node->setShowPreview(show);
 116         updateTimeStamp();
 117     }
 118 }
 119
 120 bool ViewProperties::showPreview() const
 121 {
 122     return m_node->showPreview();
 123 }
 124
 125
 126 void ViewProperties::setShowHiddenFiles(bool show)
 127 {
 128     if (m_node->showHiddenFiles() != show) {
 129         m_node->setShowHiddenFiles(show);
 130         updateTimeStamp();
 131     }
 132 }
 133
 134 bool ViewProperties::showHiddenFiles() const
 135 {
 136     return m_node->showHiddenFiles();
 137 }
 138
 139 void ViewProperties::setSorting(DolphinView::Sorting sorting)
 140 {
 141     if (m_node->sorting() != sorting) {
 142         m_node->setSorting(sorting);
 143         updateTimeStamp();
 144     }
 145 }
 146
 147 DolphinView::Sorting ViewProperties::sorting() const
 148 {
 149     return static_cast<DolphinView::Sorting>(m_node->sorting());
 150 }
 151
 152 void ViewProperties::setSortOrder(Qt::SortOrder sortOrder)
 153 {
 154     if (m_node->sortOrder() != sortOrder) {
 155         m_node->setSortOrder(sortOrder);
 156         updateTimeStamp();
 157     }
 158 }
 159
 160 Qt::SortOrder ViewProperties::sortOrder() const
 161 {
 162     return static_cast<Qt::SortOrder>(m_node->sortOrder());
 163 }
 164
 165 void ViewProperties::setAdditionalInfo(KFileItemDelegate::AdditionalInformation info)
 166 {
 167     if (m_node->additionalInfo() != info) {
 168         m_node->setAdditionalInfo(info);
 169         updateTimeStamp();
 170     }
 171 }
 172
 173 KFileItemDelegate::AdditionalInformation ViewProperties::additionalInfo() const
 174 {
 175     return static_cast<KFileItemDelegate::AdditionalInformation>(m_node->additionalInfo());
 176 }
 177
 178
 179 void ViewProperties::setDirProperties(const ViewProperties& props)
 180 {
 181     setViewMode(props.viewMode());
 182     setShowPreview(props.showPreview());
 183     setShowHiddenFiles(props.showHiddenFiles());
 184     setSorting(props.sorting());
 185     setSortOrder(props.sortOrder());
 186     setAdditionalInfo(props.additionalInfo());
 187 }
 188
 189 void ViewProperties::setAutoSaveEnabled(bool autoSave)
 190 {
 191     m_autoSave = autoSave;
 192 }
 193
 194 bool ViewProperties::isAutoSaveEnabled() const
 195 {
 196     return m_autoSave;
 197 }
 198
 199 void ViewProperties::updateTimeStamp()
 200 {
 201     m_changedProps = true;
 202     m_node->setTimestamp(QDateTime::currentDateTime());
 203 }
 204
 205 void ViewProperties::save()
 206 {
 207     KStandardDirs::makeDir(m_filepath);
 208     m_node->writeConfig();
 209     m_changedProps = false;
 210 }
 211
 212 KUrl ViewProperties::mirroredDirectory()
 213 {
 214     QString basePath = KGlobal::mainComponent().componentName();
 215     basePath.append("/view_properties/");
 216     return KUrl(KStandardDirs::locateLocal("data", basePath));
 217 }
 218
 219 QString ViewProperties::destinationDir(const QString& subDir) const
 220 {
 221     QString basePath = KGlobal::mainComponent().componentName();
 222     basePath.append("/view_properties/").append(subDir);
 223     return KStandardDirs::locateLocal("data", basePath);
 224 }