X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/d705172166c761c06b5fd1daf8cfea9315584e77..fd74aa8e2057158d2eadb835eb61564854c81020:/src/views/viewproperties.cpp diff --git a/src/views/viewproperties.cpp b/src/views/viewproperties.cpp index dac951f09..d0c6fcf1e 100644 --- a/src/views/viewproperties.cpp +++ b/src/views/viewproperties.cpp @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2006-2010 by Peter Penz * + * Copyright (C) 2006-2010 by Peter Penz * * Copyright (C) 2006 by Aaron J. Seigo * * * * This program is free software; you can redistribute it and/or modify * @@ -24,10 +24,10 @@ #include "dolphin_directoryviewpropertysettings.h" #include "dolphin_generalsettings.h" -#include -#include -#include -#include +#include +#include +#include +#include #include #include @@ -35,22 +35,37 @@ #include "settings/dolphinsettings.h" +namespace { + // String representation to mark the additional properties of + // the details view as customized by the user. See + // ViewProperties::additionalInfoV2() for more information. + const char* CustomizedDetailsString = "CustomizedDetails"; +} + ViewProperties::ViewProperties(const KUrl& url) : m_changedProps(false), m_autoSave(true), m_node(0) { + GeneralSettings* settings = DolphinSettings::instance().generalSettings(); + const bool useGlobalViewProps = settings->globalViewProps(); + bool useDetailsViewWithPath = false; + // We try and save it to the file .directory in the directory being viewed. // If the directory is not writable by the user or the directory is not local, // we store the properties information in a local file. - GeneralSettings* settings = DolphinSettings::instance().generalSettings(); - const bool useGlobalViewProps = settings->globalViewProps(); if (useGlobalViewProps) { m_filePath = destinationDir("global"); + } else if (url.protocol().contains("search")) { + m_filePath = destinationDir("search"); + useDetailsViewWithPath = true; + } else if (url.protocol() == QLatin1String("trash")) { + m_filePath = destinationDir("trash"); + useDetailsViewWithPath = true; } else if (url.isLocalFile()) { m_filePath = url.toLocalFile(); const QFileInfo info(m_filePath); - if (!info.isWritable()) { + if (!info.isWritable() || !isPartOfHome(m_filePath)) { m_filePath = destinationDir("local") + m_filePath; } } else { @@ -60,20 +75,26 @@ ViewProperties::ViewProperties(const KUrl& url) : const QString file = m_filePath + QDir::separator() + QLatin1String(".directory"); m_node = new ViewPropertySettings(KSharedConfig::openConfig(file)); - const bool useDefaultProps = !useGlobalViewProps && + // If the .directory file does not exist or the timestamp is too old, + // use default values instead. + const bool useDefaultProps = (!useGlobalViewProps || useDetailsViewWithPath) && (!QFileInfo(file).exists() || (m_node->timestamp() < settings->viewPropsTimestamp())); if (useDefaultProps) { - // If the .directory file does not exist or the timestamp is too old, - // use the values from the global .directory file instead, which acts - // as default view for new folders in this case. - settings->setGlobalViewProps(true); - - ViewProperties defaultProps(url); - setDirProperties(defaultProps); - - settings->setGlobalViewProps(false); - m_changedProps = false; + if (useDetailsViewWithPath) { + setViewMode(DolphinView::DetailsView); + setAdditionalInfo(KFileItemDelegate::InformationList() << KFileItemDelegate::LocalPathOrUrl); + } else { + // The global view-properties act as default for directories without + // any view-property configuration + settings->setGlobalViewProps(true); + + ViewProperties defaultProps(url); + setDirProperties(defaultProps); + + settings->setGlobalViewProps(false); + m_changedProps = false; + } } } @@ -91,7 +112,7 @@ void ViewProperties::setViewMode(DolphinView::Mode mode) { if (m_node->viewMode() != mode) { m_node->setViewMode(mode); - updateTimeStamp(); + update(); } } @@ -104,7 +125,7 @@ void ViewProperties::setShowPreview(bool show) { if (m_node->showPreview() != show) { m_node->setShowPreview(show); - updateTimeStamp(); + update(); } } @@ -117,7 +138,7 @@ void ViewProperties::setShowHiddenFiles(bool show) { if (m_node->showHiddenFiles() != show) { m_node->setShowHiddenFiles(show); - updateTimeStamp(); + update(); } } @@ -125,7 +146,7 @@ void ViewProperties::setCategorizedSorting(bool categorized) { if (m_node->categorizedSorting() != categorized) { m_node->setCategorizedSorting(categorized); - updateTimeStamp(); + update(); } } @@ -143,7 +164,7 @@ void ViewProperties::setSorting(DolphinView::Sorting sorting) { if (m_node->sorting() != sorting) { m_node->setSorting(sorting); - updateTimeStamp(); + update(); } } @@ -156,7 +177,7 @@ void ViewProperties::setSortOrder(Qt::SortOrder sortOrder) { if (m_node->sortOrder() != sortOrder) { m_node->setSortOrder(sortOrder); - updateTimeStamp(); + update(); } } @@ -169,7 +190,7 @@ void ViewProperties::setSortFoldersFirst(bool foldersFirst) { if (m_node->sortFoldersFirst() != foldersFirst) { m_node->setSortFoldersFirst(foldersFirst); - updateTimeStamp(); + update(); } } @@ -180,36 +201,67 @@ bool ViewProperties::sortFoldersFirst() const void ViewProperties::setAdditionalInfo(const KFileItemDelegate::InformationList& list) { + // See ViewProperties::additionalInfoV2() for the storage format + // of the additional information. + + // Remove the old values stored for the current view-mode + const QStringList oldInfoStringList = m_node->additionalInfoV2(); + const QString prefix = viewModePrefix(); + QStringList newInfoStringList = oldInfoStringList; + for (int i = newInfoStringList.count() - 1; i >= 0; --i) { + if (newInfoStringList.at(i).startsWith(prefix)) { + newInfoStringList.removeAt(i); + } + } + + // Add the updated values for the current view-mode AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance(); + foreach (KFileItemDelegate::Information info, list) { + newInfoStringList.append(prefix + infoAccessor.value(info)); + } - int infoMask = 0; - foreach (KFileItemDelegate::Information currentInfo, list) { - infoMask = infoMask | infoAccessor.bitValue(currentInfo); + // Only update the information if it has been changed + bool changed = oldInfoStringList.count() != newInfoStringList.count(); + if (!changed) { + foreach (const QString& oldInfoString, oldInfoStringList) { + if (!newInfoStringList.contains(oldInfoString)) { + changed = true; + break; + } + } } - const int encodedInfo = encodedAdditionalInfo(infoMask); - if (m_node->additionalInfo() != encodedInfo) { - m_node->setAdditionalInfo(encodedInfo); - updateTimeStamp(); + if (changed) { + if (m_node->version() < 2) { + m_node->setVersion(2); + } + + const bool markCustomizedDetails = (m_node->viewMode() == DolphinView::DetailsView) + && !newInfoStringList.contains(CustomizedDetailsString); + if (markCustomizedDetails) { + // The additional information of the details-view has been modified. Set a marker, + // so that it is allowed to also show no additional information + // (see fallback in ViewProperties::additionalInfoV2, if no additional information is + // available). + newInfoStringList.append(CustomizedDetailsString); + } + + m_node->setAdditionalInfoV2(newInfoStringList); + update(); } } KFileItemDelegate::InformationList ViewProperties::additionalInfo() const { - KFileItemDelegate::InformationList usedInfos; + KFileItemDelegate::InformationList usedInfo; - const int decodedInfo = decodedAdditionalInfo(); - - AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance(); - const KFileItemDelegate::InformationList infoKeys = infoAccessor.keys(); - - foreach (const KFileItemDelegate::Information info, infoKeys) { - if (decodedInfo & infoAccessor.bitValue(info)) { - usedInfos.append(info); - } + switch (m_node->version()) { + case 1: usedInfo = additionalInfoV1(); break; + case 2: usedInfo = additionalInfoV2(); break; + default: kWarning() << "Unknown version of the view properties"; } - return usedInfos; + return usedInfo; } @@ -235,10 +287,26 @@ bool ViewProperties::isAutoSaveEnabled() const return m_autoSave; } -void ViewProperties::updateTimeStamp() +void ViewProperties::update() { m_changedProps = true; m_node->setTimestamp(QDateTime::currentDateTime()); + + // If the view-properties are stored in an older format, take + // care to update them to the current format. + switch (m_node->version()) { + case 1: { + const KFileItemDelegate::InformationList infoList = additionalInfoV1(); + m_node->setVersion(2); + setAdditionalInfo(infoList); + break; + } + case 2: + // Current version. Nothing needs to get converted. + break; + default: + kWarning() << "Unknown version of the view properties"; + } } void ViewProperties::save() @@ -262,28 +330,10 @@ QString ViewProperties::destinationDir(const QString& subDir) const return KStandardDirs::locateLocal("data", basePath); } -int ViewProperties::encodedAdditionalInfo(int info) const +KFileItemDelegate::InformationList ViewProperties::additionalInfoV1() const { - int encodedInfo = m_node->additionalInfo(); - - switch (viewMode()) { - case DolphinView::DetailsView: - encodedInfo = (encodedInfo & 0xFFFF00) | info; - break; - case DolphinView::IconsView: - encodedInfo = (encodedInfo & 0xFF00FF) | (info << 8); - break; - case DolphinView::ColumnView: - encodedInfo = (encodedInfo & 0x00FFFF) | (info << 16); - break; - default: break; - } - - return encodedInfo; -} + KFileItemDelegate::InformationList usedInfo; -int ViewProperties::decodedAdditionalInfo() const -{ int decodedInfo = m_node->additionalInfo(); switch (viewMode()) { @@ -306,5 +356,96 @@ int ViewProperties::decodedAdditionalInfo() const default: break; } - return decodedInfo; + AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance(); + const KFileItemDelegate::InformationList infoKeys = infoAccessor.keys(); + + foreach (const KFileItemDelegate::Information info, infoKeys) { + if (decodedInfo & infoAccessor.bitValue(info)) { + usedInfo.append(info); + } + } + + return usedInfo; +} + +KFileItemDelegate::InformationList ViewProperties::additionalInfoV2() const +{ + // The shown additional information is stored for each view-mode separately as + // string with the view-mode as prefix. Example: + // + // AdditionalInfoV2=Details_Size,Details_Date,Details_Owner,Icon_Size + // + // To get the representation as KFileItemDelegate::InformationList, the current + // view-mode must be checked and the values of this mode added to the list. + // + // For the details-view a special case must be respected: Per default the size + // and date should be shown without creating a .directory file. Only if + // the user explictly has modified the properties of the details view (marked + // by "CustomizedDetails"), also a details-view with no additional information + // is accepted. + + KFileItemDelegate::InformationList usedInfo; + + // infoHash allows to get the mapped KFileItemDelegate::Information value + // for a stored string-value in a fast way + static QHash infoHash; + if (infoHash.isEmpty()) { + AdditionalInfoAccessor& infoAccessor = AdditionalInfoAccessor::instance(); + const KFileItemDelegate::InformationList keys = infoAccessor.keys(); + foreach (const KFileItemDelegate::Information key, keys) { + infoHash.insert(infoAccessor.value(key), key); + } + } + + // Iterate through all stored keys stored as strings and map them to + // the corresponding KFileItemDelegate::Information values. + const QString prefix = viewModePrefix(); + const int prefixLength = prefix.length(); + const QStringList infoStringList = m_node->additionalInfoV2(); + foreach (const QString& infoString, infoStringList) { + if (infoString.startsWith(prefix)) { + const QString key = infoString.right(infoString.length() - prefixLength); + Q_ASSERT(infoHash.contains(key)); + usedInfo.append(infoHash.value(key)); + } + } + + // For the details view the size and date should be shown per default + // until the additional information has been explicitly changed by the user + const bool useDefaultValues = usedInfo.isEmpty() + && (m_node->viewMode() == DolphinView::DetailsView) + && !infoStringList.contains(CustomizedDetailsString); + if (useDefaultValues) { + usedInfo.append(KFileItemDelegate::Size); + usedInfo.append(KFileItemDelegate::ModificationTime); + } + + return usedInfo; +} + +QString ViewProperties::viewModePrefix() const +{ + QString prefix; + + switch (m_node->viewMode()) { + case DolphinView::DetailsView: prefix = "Details_"; break; + case DolphinView::IconsView: prefix = "Icons_"; break; + case DolphinView::ColumnView: prefix = "Column_"; break; + default: kWarning() << "Unknown view-mode of the view properties"; + } + + return prefix; +} + +bool ViewProperties::isPartOfHome(const QString& filePath) +{ + // For performance reasons cache the path in a static QString + // (see QDir::homePath() for more details) + static QString homePath; + if (homePath.isEmpty()) { + homePath = QDir::homePath(); + Q_ASSERT(!homePath.isEmpty()); + } + + return filePath.startsWith(homePath); }