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