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     }
  61     else if (cleanUrl.isLocalFile()) {
  62         const QFileInfo info(m_filepath);
  63         if (!info.isWritable()) {
  64             m_filepath = destinationDir("local") + m_filepath;
  65         }
  66     }
  67     else {
  68         m_filepath = destinationDir("remote") + m_filepath;
  69     }
  70
  71     const QString file(m_filepath + FILE_NAME);
  72     m_node = new ViewPropertySettings(KSharedConfig::openConfig(file));
  73
  74     const bool useDefaultProps = !useGlobalViewProps &&
  75                                  (!QFileInfo(file).exists() ||
  76                                   (m_node->timestamp() < settings->viewPropsTimestamp()));
  77     if (useDefaultProps) {
  78         // If the .directory file does not exist or the timestamp is too old,
  79         // use the values from the global .directory file instead, which acts
  80         // as default view for new folders in this case.
  81         settings->setGlobalViewProps(true);
  82
  83         ViewProperties defaultProps(url);
  84         setDirProperties(defaultProps);
  85
  86         settings->setGlobalViewProps(false);
  87         m_changedProps = false;
  88     }
  89 }
  90
  91 ViewProperties::~ViewProperties()
  92 {
  93     if (m_changedProps && m_autoSave) {
  94         save();
  95     }
  96
  97     delete m_node;
  98     m_node = 0;
  99 }
 100
 101 void ViewProperties::setViewMode(DolphinView::Mode mode)
 102 {
 103     if (m_node->viewMode() != mode) {
 104         m_node->setViewMode(mode);
 105         updateTimeStamp();
 106     }
 107 }
 108
 109 DolphinView::Mode ViewProperties::viewMode() const
 110 {
 111     return static_cast<DolphinView::Mode>(m_node->viewMode());
 112 }
 113
 114 void ViewProperties::setShowPreview(bool show)
 115 {
 116     if (m_node->showPreview() != show) {
 117         m_node->setShowPreview(show);
 118         updateTimeStamp();
 119     }
 120 }
 121
 122 bool ViewProperties::showPreview() const
 123 {
 124     return m_node->showPreview();
 125 }
 126
 127
 128 void ViewProperties::setShowHiddenFiles(bool show)
 129 {
 130     if (m_node->showHiddenFiles() != show) {
 131         m_node->setShowHiddenFiles(show);
 132         updateTimeStamp();
 133     }
 134 }
 135
 136 bool ViewProperties::showHiddenFiles() const
 137 {
 138     return m_node->showHiddenFiles();
 139 }
 140
 141 void ViewProperties::setSorting(DolphinView::Sorting sorting)
 142 {
 143     if (m_node->sorting() != sorting) {
 144         m_node->setSorting(sorting);
 145         updateTimeStamp();
 146     }
 147 }
 148
 149 DolphinView::Sorting ViewProperties::sorting() const
 150 {
 151     return static_cast<DolphinView::Sorting>(m_node->sorting());
 152 }
 153
 154 void ViewProperties::setSortOrder(Qt::SortOrder sortOrder)
 155 {
 156     if (m_node->sortOrder() != sortOrder) {
 157         m_node->setSortOrder(sortOrder);
 158         updateTimeStamp();
 159     }
 160 }
 161
 162 Qt::SortOrder ViewProperties::sortOrder() const
 163 {
 164     return static_cast<Qt::SortOrder>(m_node->sortOrder());
 165 }
 166
 167 void ViewProperties::setAdditionalInfo(KFileItemDelegate::AdditionalInformation info)
 168 {
 169     if (m_node->additionalInfo() != info) {
 170         m_node->setAdditionalInfo(info);
 171         updateTimeStamp();
 172     }
 173 }
 174
 175 KFileItemDelegate::AdditionalInformation ViewProperties::additionalInfo() const
 176 {
 177     return static_cast<KFileItemDelegate::AdditionalInformation>(m_node->additionalInfo());
 178 }
 179
 180
 181 void ViewProperties::setDirProperties(const ViewProperties& props)
 182 {
 183     setViewMode(props.viewMode());
 184     setShowPreview(props.showPreview());
 185     setShowHiddenFiles(props.showHiddenFiles());
 186     setSorting(props.sorting());
 187     setSortOrder(props.sortOrder());
 188     setAdditionalInfo(props.additionalInfo());
 189 }
 190
 191 void ViewProperties::setAutoSaveEnabled(bool autoSave)
 192 {
 193     m_autoSave = autoSave;
 194 }
 195
 196 bool ViewProperties::isAutoSaveEnabled() const
 197 {
 198     return m_autoSave;
 199 }
 200
 201 void ViewProperties::updateTimeStamp()
 202 {
 203     m_changedProps = true;
 204     m_node->setTimestamp(QDateTime::currentDateTime());
 205 }
 206
 207 void ViewProperties::save()
 208 {
 209     KStandardDirs::makeDir(m_filepath);
 210     m_node->writeConfig();
 211     m_changedProps = false;
 212 }
 213
 214 KUrl ViewProperties::mirroredDirectory()
 215 {
 216     QString basePath = KGlobal::mainComponent().componentName();
 217     basePath.append("/view_properties/");
 218     return KUrl(KStandardDirs::locateLocal("data", basePath));
 219 }
 220
 221 QString ViewProperties::destinationDir(const QString& subDir) const
 222 {
 223     QString basePath = KGlobal::mainComponent().componentName();
 224     basePath.append("/view_properties/").append(subDir);
 225     return KStandardDirs::locateLocal("data", basePath);
 226 }