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 #include <kinstance.h>
  31
  32 #include "viewproperties.h"
  33
  34 #include "dolphinsettings.h"
  35
  36 #define FILE_NAME "/.directory"
  37
  38 ViewProperties::ViewProperties(KUrl url) :
  39       m_changedProps(false),
  40       m_autoSave(true),
  41       m_subDirValidityHidden(false),
  42       m_node(0)
  43 {
  44     url.cleanPath();
  45     m_filepath = url.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     QString rootDir("/"); // TODO: should this be set to the root of the bookmark, if any?
  56     if (url.isLocalFile()) {
  57         QFileInfo info(m_filepath);
  58
  59         if (!info.isWritable()) {
  60             QString basePath = KGlobal::instance()->instanceName();
  61             basePath.append("/view_properties/local");
  62             rootDir = KStandardDirs::locateLocal("data", basePath);
  63             m_filepath = rootDir + m_filepath;
  64         }
  65     }
  66     else {
  67         QString basePath = KGlobal::instance()->instanceName();
  68         basePath.append("/view_properties/remote/").append(url.host());
  69         rootDir = KStandardDirs::locateLocal("data", basePath);
  70         m_filepath = rootDir + m_filepath;
  71     }
  72
  73     m_node = new ViewPropertySettings(KSharedConfig::openConfig(m_filepath + FILE_NAME));
  74
  75     QDir dir(m_filepath);
  76     const bool isValidForSubDirs = m_node->validForSubDirs();
  77     while ((dir.path() != rootDir) && dir.cdUp()) {
  78         QString parentPath(dir.path() + FILE_NAME);
  79
  80         if (!QFile::exists(parentPath))
  81         {
  82             continue;
  83         }
  84
  85         ViewPropertySettings parentNode(KSharedConfig::openConfig(dir.path() + FILE_NAME));
  86         const bool inheritProps = parentNode.validForSubDirs() &&
  87                                   (parentNode.timestamp() > m_node->timestamp());
  88
  89         if (inheritProps) {
  90             delete m_node;
  91             m_node = new ViewPropertySettings(KSharedConfig::openConfig(dir.path() + FILE_NAME));
  92             break;
  93         }
  94     }
  95
  96     if (isValidForSubDirs) {
  97         m_subDirValidityHidden = true;
  98     }
  99 }
 100
 101 ViewProperties::~ViewProperties()
 102 {
 103     if (m_changedProps && m_autoSave) {
 104         save();
 105     }
 106
 107     delete m_node;
 108 }
 109
 110 void ViewProperties::setViewMode(DolphinView::Mode mode)
 111 {
 112     if (m_node->viewMode() != mode) {
 113         m_node->setViewMode(mode);
 114         updateTimeStamp();
 115     }
 116 }
 117
 118 DolphinView::Mode ViewProperties::viewMode() const
 119 {
 120     return static_cast<DolphinView::Mode>(m_node->viewMode());
 121 }
 122
 123 void ViewProperties::setShowHiddenFilesEnabled(bool show)
 124 {
 125     if (m_node->showHiddenFiles() != show) {
 126         m_node->setShowHiddenFiles(show);
 127         updateTimeStamp();
 128     }
 129 }
 130
 131 bool ViewProperties::isShowHiddenFilesEnabled() const
 132 {
 133     return m_node->showHiddenFiles();
 134 }
 135
 136 void ViewProperties::setSorting(DolphinView::Sorting sorting)
 137 {
 138     if (m_node->sorting() != sorting) {
 139         m_node->setSorting(sorting);
 140         updateTimeStamp();
 141     }
 142 }
 143
 144 DolphinView::Sorting ViewProperties::sorting() const
 145 {
 146     return static_cast<DolphinView::Sorting>(m_node->sorting());
 147 }
 148
 149 void ViewProperties::setSortOrder(Qt::SortOrder sortOrder)
 150 {
 151     if (m_node->sortOrder() != sortOrder) {
 152         m_node->setSortOrder(sortOrder);
 153         updateTimeStamp();
 154     }
 155 }
 156
 157 Qt::SortOrder ViewProperties::sortOrder() const
 158 {
 159     return static_cast<Qt::SortOrder>(m_node->sortOrder());
 160 }
 161
 162 void ViewProperties::setValidForSubDirs(bool valid)
 163 {
 164     if (m_node->validForSubDirs() != valid) {
 165         m_node->setValidForSubDirs(valid);
 166         updateTimeStamp();
 167     }
 168 }
 169
 170 bool ViewProperties::isValidForSubDirs() const
 171 {
 172     return m_node->validForSubDirs();
 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 ViewProperties& ViewProperties::operator = (const ViewProperties& props)
 199 {
 200     if (&props != this) {
 201         m_changedProps = props.m_changedProps;
 202         m_autoSave = props.m_autoSave;
 203         m_subDirValidityHidden = props.m_subDirValidityHidden;
 204         m_filepath = props.m_filepath;
 205         m_node = new ViewPropertySettings();
 206         //*m_node = *(props.m_node);
 207     }
 208
 209     return *this;
 210 }