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 "viewproperties.h"
  22
  23 #include "settings/dolphinsettings.h"
  24 #include "dolphin_directoryviewpropertysettings.h"
  25 #include "dolphin_generalsettings.h"
  26
  27 #include <kcomponentdata.h>
  28 #include <klocale.h>
  29 #include <kstandarddirs.h>
  30 #include <kurl.h>
  31
  32 #include <QDate>
  33 #include <QFile>
  34 #include <QFileInfo>
  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.toLocalFile();
  46
  47     if ((m_filepath.length() < 1) || (!QDir::isAbsolutePath(m_filepath))) {
  48         const QString file = destinationDir("global") + FILE_NAME;
  49         m_node = new ViewPropertySettings(KSharedConfig::openConfig(file));
  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     } else if (cleanUrl.isLocalFile()) {
  61         const QFileInfo info(m_filepath);
  62         if (!info.isWritable()) {
  63             m_filepath = destinationDir("local") + m_filepath;
  64         }
  65     } else {
  66         m_filepath = destinationDir("remote") + m_filepath;
  67     }
  68
  69     const QString file = m_filepath + FILE_NAME;
  70     m_node = new ViewPropertySettings(KSharedConfig::openConfig(file));
  71
  72     const bool useDefaultProps = !useGlobalViewProps &&
  73                                  (!QFileInfo(file).exists() ||
  74                                   (m_node->timestamp() < settings->viewPropsTimestamp()));
  75     if (useDefaultProps) {
  76         // If the .directory file does not exist or the timestamp is too old,
  77         // use the values from the global .directory file instead, which acts
  78         // as default view for new folders in this case.
  79         settings->setGlobalViewProps(true);
  80
  81         ViewProperties defaultProps(url);
  82         setDirProperties(defaultProps);
  83
  84         settings->setGlobalViewProps(false);
  85         m_changedProps = false;
  86     }
  87 }
  88
  89 ViewProperties::~ViewProperties()
  90 {
  91     if (m_changedProps && m_autoSave) {
  92         save();
  93     }
  94
  95     delete m_node;
  96     m_node = 0;
  97 }
  98
  99 void ViewProperties::setViewMode(DolphinView::Mode mode)
 100 {
 101     if (m_node->viewMode() != mode) {
 102         m_node->setViewMode(mode);
 103         updateTimeStamp();
 104     }
 105 }
 106
 107 DolphinView::Mode ViewProperties::viewMode() const
 108 {
 109     return static_cast<DolphinView::Mode>(m_node->viewMode());
 110 }
 111
 112 void ViewProperties::setShowPreview(bool show)
 113 {
 114     if (m_node->showPreview() != show) {
 115         m_node->setShowPreview(show);
 116         updateTimeStamp();
 117     }
 118 }
 119
 120 bool ViewProperties::showPreview() const
 121 {
 122     return m_node->showPreview();
 123 }
 124
 125
 126 void ViewProperties::setShowHiddenFiles(bool show)
 127 {
 128     if (m_node->showHiddenFiles() != show) {
 129         m_node->setShowHiddenFiles(show);
 130         updateTimeStamp();
 131     }
 132 }
 133
 134 void ViewProperties::setCategorizedSorting(bool categorized)
 135 {
 136     if (m_node->categorizedSorting() != categorized) {
 137         m_node->setCategorizedSorting(categorized);
 138         updateTimeStamp();
 139     }
 140 }
 141
 142 bool ViewProperties::categorizedSorting() const
 143 {
 144     return m_node->categorizedSorting();
 145 }
 146
 147
 148 bool ViewProperties::showHiddenFiles() const
 149 {
 150     return m_node->showHiddenFiles();
 151 }
 152
 153 void ViewProperties::setSorting(DolphinView::Sorting sorting)
 154 {
 155     if (m_node->sorting() != sorting) {
 156         m_node->setSorting(sorting);
 157         updateTimeStamp();
 158     }
 159 }
 160
 161 DolphinView::Sorting ViewProperties::sorting() const
 162 {
 163     return static_cast<DolphinView::Sorting>(m_node->sorting());
 164 }
 165
 166 void ViewProperties::setSortOrder(Qt::SortOrder sortOrder)
 167 {
 168     if (m_node->sortOrder() != sortOrder) {
 169         m_node->setSortOrder(sortOrder);
 170         updateTimeStamp();
 171     }
 172 }
 173
 174 Qt::SortOrder ViewProperties::sortOrder() const
 175 {
 176     return static_cast<Qt::SortOrder>(m_node->sortOrder());
 177 }
 178
 179 void ViewProperties::setSortFoldersFirst(bool foldersFirst)
 180 {
 181     if (m_node->sortFoldersFirst() != foldersFirst) {
 182         m_node->setSortFoldersFirst(foldersFirst);
 183         updateTimeStamp();
 184     }
 185 }
 186
 187 bool ViewProperties::sortFoldersFirst() const
 188 {
 189     return m_node->sortFoldersFirst();
 190 }
 191
 192 void ViewProperties::setAdditionalInfo(KFileItemDelegate::InformationList list)
 193 {
 194     int info = NoInfo;
 195     foreach (KFileItemDelegate::Information currentInfo, list) {
 196         switch (currentInfo) {
 197         case KFileItemDelegate::Size:
 198             info = info | SizeInfo;
 199             break;
 200         case KFileItemDelegate::ModificationTime:
 201             info = info | DateInfo;
 202             break;
 203         case KFileItemDelegate::Permissions:
 204             info = info | PermissionsInfo;
 205             break;
 206         case KFileItemDelegate::Owner:
 207             info = info | OwnerInfo;
 208             break;
 209         case KFileItemDelegate::OwnerAndGroup:
 210             info = info | GroupInfo;
 211             break;
 212         case KFileItemDelegate::FriendlyMimeType:
 213             info = info | TypeInfo;
 214             break;
 215         default:
 216             break;
 217         }
 218     }
 219
 220     const int encodedInfo = encodedAdditionalInfo(info);
 221     if (m_node->additionalInfo() != encodedInfo) {
 222         m_node->setAdditionalInfo(encodedInfo);
 223         updateTimeStamp();
 224     }
 225 }
 226
 227 KFileItemDelegate::InformationList ViewProperties::additionalInfo() const
 228 {
 229     const int info = decodedAdditionalInfo();
 230
 231     KFileItemDelegate::InformationList list;
 232     if (info & SizeInfo) {
 233         list.append(KFileItemDelegate::Size);
 234     }
 235     if (info & DateInfo) {
 236         list.append(KFileItemDelegate::ModificationTime);
 237     }
 238     if (info & PermissionsInfo) {
 239         list.append(KFileItemDelegate::Permissions);
 240     }
 241     if (info & OwnerInfo) {
 242         list.append(KFileItemDelegate::Owner);
 243     }
 244     if (info & GroupInfo) {
 245         list.append(KFileItemDelegate::OwnerAndGroup);
 246     }
 247     if (info & TypeInfo) {
 248         list.append(KFileItemDelegate::FriendlyMimeType);
 249     }
 250
 251     return list;
 252 }
 253
 254
 255 void ViewProperties::setDirProperties(const ViewProperties& props)
 256 {
 257     setViewMode(props.viewMode());
 258     setShowPreview(props.showPreview());
 259     setShowHiddenFiles(props.showHiddenFiles());
 260     setCategorizedSorting(props.categorizedSorting());
 261     setSorting(props.sorting());
 262     setSortOrder(props.sortOrder());
 263     setSortFoldersFirst(props.sortFoldersFirst());
 264     setAdditionalInfo(props.additionalInfo());
 265 }
 266
 267 void ViewProperties::setAutoSaveEnabled(bool autoSave)
 268 {
 269     m_autoSave = autoSave;
 270 }
 271
 272 bool ViewProperties::isAutoSaveEnabled() const
 273 {
 274     return m_autoSave;
 275 }
 276
 277 void ViewProperties::updateTimeStamp()
 278 {
 279     m_changedProps = true;
 280     m_node->setTimestamp(QDateTime::currentDateTime());
 281 }
 282
 283 void ViewProperties::save()
 284 {
 285     KStandardDirs::makeDir(m_filepath);
 286     m_node->writeConfig();
 287     m_changedProps = false;
 288 }
 289
 290 KUrl ViewProperties::mirroredDirectory()
 291 {
 292     QString basePath = KGlobal::mainComponent().componentName();
 293     basePath.append("/view_properties/");
 294     return KUrl(KStandardDirs::locateLocal("data", basePath));
 295 }
 296
 297 QString ViewProperties::destinationDir(const QString& subDir) const
 298 {
 299     QString basePath = KGlobal::mainComponent().componentName();
 300     basePath.append("/view_properties/").append(subDir);
 301     return KStandardDirs::locateLocal("data", basePath);
 302 }
 303
 304 int ViewProperties::encodedAdditionalInfo(int info) const
 305 {
 306     int encodedInfo = m_node->additionalInfo();
 307
 308     switch (viewMode()) {
 309     case DolphinView::DetailsView:
 310         encodedInfo = (encodedInfo & 0xFFFF00) | info;
 311         break;
 312     case DolphinView::IconsView:
 313         encodedInfo = (encodedInfo & 0xFF00FF) | (info << 8);
 314         break;
 315     case DolphinView::ColumnView:
 316         encodedInfo = (encodedInfo & 0x00FFFF) | (info << 16);
 317         break;
 318     default: break;
 319     }
 320
 321     return encodedInfo;
 322 }
 323
 324 int ViewProperties::decodedAdditionalInfo() const
 325 {
 326     int decodedInfo = m_node->additionalInfo();
 327
 328     switch (viewMode()) {
 329     case DolphinView::DetailsView:
 330         decodedInfo = decodedInfo & 0xFF;
 331         if (decodedInfo == NoInfo) {
 332             // a details view without any additional info makes no sense, hence
 333             // provide at least a size-info and date-info as fallback
 334             decodedInfo = SizeInfo | DateInfo;
 335         }
 336         break;
 337     case DolphinView::IconsView:
 338         decodedInfo = (decodedInfo >> 8) & 0xFF;
 339         break;
 340     case DolphinView::ColumnView:
 341         decodedInfo = (decodedInfo >> 16) & 0xFF;
 342         break;
 343     default: break;
 344     }
 345
 346     return decodedInfo;
 347 }