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
  26 #include <kcomponentdata.h>
  27 #include <klocale.h>
  28 #include <kstandarddirs.h>
  29 #include <kurl.h>
  30 #include <kcomponentdata.h>
  31
  32 #include "viewproperties.h"
  33 #include "dolphinsettings.h"
  34 #include "generalsettings.h"
  35
  36 #define FILE_NAME "/.directory"
  37
  38 ViewProperties::ViewProperties(const KUrl& url) :
  39       m_changedProps(false),
  40       m_autoSave(true),
  41       m_node(0)
  42 {
  43     KUrl cleanUrl(url);
  44     cleanUrl.cleanPath();
  45     m_filepath = cleanUrl.path();
  46
  47     if ((m_filepath.length() < 1) || (m_filepath.at(0) != QChar('/'))) {
  48         m_node = new ViewPropertySettings();
  49         return;
  50     }
  51
  52     // We try and save it to a file in the directory being viewed.
  53     // If the directory is not writable by the user or the directory is not local,
  54     // we store the properties information in a local file.
  55     GeneralSettings* settings = DolphinSettings::instance().generalSettings();
  56     const bool useGlobalViewProps = settings->globalViewProps();
  57     if (useGlobalViewProps) {
  58         m_filepath = destinationDir("global");
  59     }
  60     else if (cleanUrl.isLocalFile()) {
  61         const QFileInfo info(m_filepath);
  62         if (!info.isWritable()) {
  63             m_filepath = destinationDir("local") + m_filepath;
  64         }
  65     }
  66     else {
  67         m_filepath = destinationDir("remote") + m_filepath;
  68     }
  69
  70     const QString file(m_filepath + FILE_NAME);
  71     m_node = new ViewPropertySettings(KSharedConfig::openConfig(file));
  72
  73     const bool useDefaultProps = !useGlobalViewProps &&
  74                                  (!QFileInfo(file).exists() ||
  75                                   (m_node->timestamp() < settings->viewPropsTimestamp()));
  76     if (useDefaultProps) {
  77         // If the .directory file does not exist or the timestamp is too old,
  78         // use the values from the global .directory file instead, which acts
  79         // as default view for new folders in this case.
  80         settings->setGlobalViewProps(true);
  81
  82         ViewProperties defaultProps(url);
  83         setDirProperties(defaultProps);
  84
  85         settings->setGlobalViewProps(false);
  86         m_changedProps = false;
  87     }
  88 }
  89
  90 ViewProperties::~ViewProperties()
  91 {
  92     if (m_changedProps && m_autoSave) {
  93         save();
  94     }
  95
  96     delete m_node;
  97     m_node = 0;
  98 }
  99
 100 void ViewProperties::setViewMode(DolphinView::Mode mode)
 101 {
 102     if (m_node->viewMode() != mode) {
 103         m_node->setViewMode(mode);
 104         updateTimeStamp();
 105     }
 106 }
 107
 108 DolphinView::Mode ViewProperties::viewMode() const
 109 {
 110     return static_cast<DolphinView::Mode>(m_node->viewMode());
 111 }
 112
 113 void ViewProperties::setShowPreview(bool show)
 114 {
 115     if (m_node->showPreview() != show) {
 116         m_node->setShowPreview(show);
 117         updateTimeStamp();
 118     }
 119 }
 120
 121 bool ViewProperties::showPreview() const
 122 {
 123     return m_node->showPreview();
 124 }
 125
 126
 127 void ViewProperties::setShowHiddenFiles(bool show)
 128 {
 129     if (m_node->showHiddenFiles() != show) {
 130         m_node->setShowHiddenFiles(show);
 131         updateTimeStamp();
 132     }
 133 }
 134
 135 bool ViewProperties::showHiddenFiles() const
 136 {
 137     return m_node->showHiddenFiles();
 138 }
 139
 140 void ViewProperties::setSorting(DolphinView::Sorting sorting)
 141 {
 142     if (m_node->sorting() != sorting) {
 143         m_node->setSorting(sorting);
 144         updateTimeStamp();
 145     }
 146 }
 147
 148 DolphinView::Sorting ViewProperties::sorting() const
 149 {
 150     return static_cast<DolphinView::Sorting>(m_node->sorting());
 151 }
 152
 153 void ViewProperties::setSortOrder(Qt::SortOrder sortOrder)
 154 {
 155     if (m_node->sortOrder() != sortOrder) {
 156         m_node->setSortOrder(sortOrder);
 157         updateTimeStamp();
 158     }
 159 }
 160
 161 Qt::SortOrder ViewProperties::sortOrder() const
 162 {
 163     return static_cast<Qt::SortOrder>(m_node->sortOrder());
 164 }
 165
 166 void ViewProperties::setDirProperties(const ViewProperties& props)
 167 {
 168     setViewMode(props.viewMode());
 169     setShowPreview(props.showPreview());
 170     setShowHiddenFiles(props.showHiddenFiles());
 171     setSorting(props.sorting());
 172     setSortOrder(props.sortOrder());
 173 }
 174
 175 void ViewProperties::setAutoSaveEnabled(bool autoSave)
 176 {
 177     m_autoSave = autoSave;
 178 }
 179
 180 bool ViewProperties::isAutoSaveEnabled() const
 181 {
 182     return m_autoSave;
 183 }
 184
 185 void ViewProperties::updateTimeStamp()
 186 {
 187     m_changedProps = true;
 188     m_node->setTimestamp(QDateTime::currentDateTime());
 189 }
 190
 191 void ViewProperties::save()
 192 {
 193     KStandardDirs::makeDir(m_filepath);
 194     m_node->writeConfig();
 195     m_changedProps = false;
 196 }
 197
 198 KUrl ViewProperties::mirroredDirectory()
 199 {
 200     QString basePath = KGlobal::mainComponent().componentName();
 201     basePath.append("/view_properties/");
 202     return KUrl(KStandardDirs::locateLocal("data", basePath));
 203 }
 204
 205 QString ViewProperties::destinationDir(const QString& subDir) const
 206 {
 207     QString basePath = KGlobal::mainComponent().componentName();
 208     basePath.append("/view_properties/").append(subDir);
 209     return KStandardDirs::locateLocal("data", basePath);
 210 }
 211
 212 ViewProperties::ViewProperties(const ViewProperties& /*props*/)
 213 {
 214     assert(false);
 215 }
 216
 217 ViewProperties& ViewProperties::operator = (const ViewProperties& /*props*/)
 218 {
 219     assert(false);
 220 }