src/viewproperties.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz                                      *
   3  *   peter.penz@gmx.at                                                     *
   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  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #include <assert.h>
  22
  23 #include <qdatetime.h>
  24 #include <qdir.h>
  25 #include <qfile.h>
  26
  27 #include <klocale.h>
  28 #include <kstandarddirs.h>
  29 #include <kurl.h>
  30
  31 #include "viewproperties.h"
  32
  33 #include "dolphinsettings.h"
  34
  35 #define FILE_NAME "/.directory"
  36
  37 ViewProperties::ViewProperties(KUrl url) :
  38       m_changedProps(false),
  39       m_autoSave(true),
  40       m_subDirValidityHidden(false),
  41       m_node(0)
  42 {
  43     url.cleanPath(true);
  44     m_filepath = url.path();
  45
  46     if ((m_filepath.length() < 1) || (m_filepath.at(0) != QChar('/'))) {
  47         m_node = new ViewPropertySettings();
  48         return;
  49     }
  50
  51     // we try and save it to a file in the directory being viewed
  52     // if the directory is not writable by the user or the directory is not local
  53     // we store the properties information in a local file
  54     QString rootDir("/"); // TODO: should this be set to the root of the bookmark, if any?
  55     if (url.isLocalFile()) {
  56         QFileInfo info(m_filepath);
  57
  58         if (!info.isWritable()) {
  59             QString basePath = KGlobal::instance()->instanceName();
  60             basePath.append("/view_properties/local");
  61             rootDir = locateLocal("data", basePath);
  62             m_filepath = rootDir + m_filepath;
  63         }
  64     }
  65     else {
  66         QString basePath = KGlobal::instance()->instanceName();
  67         basePath.append("/view_properties/remote/").append(url.host());
  68         rootDir = locateLocal("data", basePath);
  69         m_filepath = rootDir + m_filepath;
  70     }
  71
  72     m_node = new ViewPropertySettings(KSharedConfig::openConfig(m_filepath + FILE_NAME));
  73
  74     QDir dir(m_filepath);
  75     const bool isValidForSubDirs = m_node->validForSubDirs();
  76     while ((dir.path() != rootDir) && dir.cdUp()) {
  77         QString parentPath(dir.path() + FILE_NAME);
  78
  79         if (!QFile::exists(parentPath))
  80         {
  81             continue;
  82         }
  83
  84         ViewPropertySettings parentNode(KSharedConfig::openConfig(dir.path() + FILE_NAME));
  85         const bool inheritProps = parentNode.validForSubDirs() &&
  86                                   (parentNode.timestamp() > m_node->timestamp());
  87
  88         if (inheritProps) {
  89             *m_node = parentNode;
  90             break;
  91         }
  92     }
  93
  94     if (isValidForSubDirs) {
  95         m_subDirValidityHidden = true;
  96     }
  97 }
  98
  99 ViewProperties::~ViewProperties()
 100 {
 101     if (m_changedProps && m_autoSave) {
 102         save();
 103     }
 104
 105     delete m_node;
 106 }
 107
 108 void ViewProperties::setViewMode(DolphinView::Mode mode)
 109 {
 110     if (m_node->viewMode() != mode) {
 111         m_node->setViewMode(mode);
 112         updateTimeStamp();
 113     }
 114 }
 115
 116 DolphinView::Mode ViewProperties::viewMode() const
 117 {
 118     return static_cast<DolphinView::Mode>(m_node->viewMode());
 119 }
 120
 121 void ViewProperties::setShowHiddenFilesEnabled(bool show)
 122 {
 123     if (m_node->showHiddenFiles() != show) {
 124         m_node->setShowHiddenFiles(show);
 125         updateTimeStamp();
 126     }
 127 }
 128
 129 bool ViewProperties::isShowHiddenFilesEnabled() const
 130 {
 131     return m_node->showHiddenFiles();
 132 }
 133
 134 void ViewProperties::setSorting(DolphinView::Sorting sorting)
 135 {
 136     if (m_node->sorting() != sorting) {
 137         m_node->setSorting(sorting);
 138         updateTimeStamp();
 139     }
 140 }
 141
 142 DolphinView::Sorting ViewProperties::sorting() const
 143 {
 144     return static_cast<DolphinView::Sorting>(m_node->sorting());
 145 }
 146
 147 void ViewProperties::setSortOrder(Qt::SortOrder sortOrder)
 148 {
 149     if (m_node->sortOrder() != sortOrder) {
 150         m_node->setSortOrder(sortOrder);
 151         updateTimeStamp();
 152     }
 153 }
 154
 155 Qt::SortOrder ViewProperties::sortOrder() const
 156 {
 157     return static_cast<Qt::SortOrder>(m_node->sortOrder());
 158 }
 159
 160 void ViewProperties::setValidForSubDirs(bool valid)
 161 {
 162     if (m_node->validForSubDirs() != valid) {
 163         m_node->setValidForSubDirs(valid);
 164         updateTimeStamp();
 165     }
 166 }
 167
 168 bool ViewProperties::isValidForSubDirs() const
 169 {
 170     return m_node->validForSubDirs();
 171 }
 172
 173 void ViewProperties::setAutoSaveEnabled(bool autoSave)
 174 {
 175     m_autoSave = autoSave;
 176 }
 177
 178 bool ViewProperties::isAutoSaveEnabled() const
 179 {
 180     return m_autoSave;
 181 }
 182
 183 void ViewProperties::updateTimeStamp()
 184 {
 185     m_changedProps = true;
 186     m_node->setTimestamp(QDateTime::currentDateTime());
 187 }
 188
 189 void ViewProperties::save()
 190 {
 191     KStandardDirs::makeDir(m_filepath);
 192     m_node->writeConfig();
 193     m_changedProps = false;
 194 }
 195
 196 ViewProperties& ViewProperties::operator = (const ViewProperties& props)
 197 {
 198     if (&props != this) {
 199         m_changedProps = props.m_changedProps;
 200         m_autoSave = props.m_autoSave;
 201         m_subDirValidityHidden = props.m_subDirValidityHidden;
 202         m_filepath = props.m_filepath;
 203         m_node = new ViewPropertySettings();
 204         //*m_node = *(props.m_node);
 205     }
 206
 207     return *this;
 208 }