X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/5ab90e19e78faebaca3bbffb83f3379ccdfc37f0..13b2fc55704fbc734cd4f9cbae56cfc2ef3ec0ce:/src/infosidebarpage.cpp diff --git a/src/infosidebarpage.cpp b/src/infosidebarpage.cpp index d2652e0d1..b384f24e6 100644 --- a/src/infosidebarpage.cpp +++ b/src/infosidebarpage.cpp @@ -21,12 +21,13 @@ #include +#include +#include #include #include #include #include #include -#include #include #include #include @@ -49,6 +50,7 @@ InfoSidebarPage::InfoSidebarPage(QWidget* parent) : SidebarPage(parent), + m_initialized(false), m_pendingPreview(false), m_shownUrl(), m_urlCandidate(), @@ -59,51 +61,6 @@ InfoSidebarPage::InfoSidebarPage(QWidget* parent) : m_metaDataWidget(0), m_metaTextLabel(0) { - const int spacing = KDialog::spacingHint(); - - m_timer = new QTimer(this); - m_timer->setSingleShot(true); - connect(m_timer, SIGNAL(timeout()), - this, SLOT(slotTimeout())); - - QVBoxLayout* layout = new QVBoxLayout; - layout->setSpacing(spacing); - - // name - m_nameLabel = new QLabel(this); - QFont font = m_nameLabel->font(); - font.setBold(true); - m_nameLabel->setFont(font); - m_nameLabel->setAlignment(Qt::AlignHCenter); - m_nameLabel->setWordWrap(true); - - // preview - m_preview = new PixmapViewer(this); - m_preview->setMinimumWidth(KIconLoader::SizeEnormous + KIconLoader::SizeMedium); - m_preview->setMinimumHeight(KIconLoader::SizeEnormous); - - if (MetaDataWidget::metaDataAvailable()) { - // rating, comment and tags - m_metaDataWidget = new MetaDataWidget(this); - } - - // general meta text information - m_metaTextLabel = new MetaTextLabel(this); - m_metaTextLabel->setMinimumWidth(spacing); - - layout->addWidget(m_nameLabel); - layout->addWidget(new KSeparator(this)); - layout->addWidget(m_preview); - layout->addWidget(new KSeparator(this)); - if (m_metaDataWidget != 0) { - layout->addWidget(m_metaDataWidget); - layout->addWidget(new KSeparator(this)); - } - layout->addWidget(m_metaTextLabel); - - // ensure that widgets in the information side bar are aligned towards the top - layout->addStretch(1); - setLayout(layout); } InfoSidebarPage::~InfoSidebarPage() @@ -121,14 +78,22 @@ void InfoSidebarPage::setUrl(const KUrl& url) { SidebarPage::setUrl(url); if (url.isValid() && !m_shownUrl.equals(url, KUrl::CompareWithoutTrailingSlash)) { - cancelRequest(); - m_shownUrl = url; - showItemInfo(); + if (m_initialized) { + cancelRequest(); + m_shownUrl = url; + showItemInfo(); + } else { + m_shownUrl = url; + } } } void InfoSidebarPage::setSelection(const KFileItemList& selection) { + if (!m_initialized) { + return; + } + m_selection = selection; const int count = selection.count(); @@ -145,6 +110,10 @@ void InfoSidebarPage::setSelection(const KFileItemList& selection) void InfoSidebarPage::requestDelayedItemInfo(const KFileItem& item) { + if (!m_initialized) { + return; + } + cancelRequest(); m_fileItem = KFileItem(); @@ -166,24 +135,32 @@ void InfoSidebarPage::showEvent(QShowEvent* event) { SidebarPage::showEvent(event); if (!event->spontaneous()) { + if (!m_initialized) { + // do a delayed initialization so that no performance + // penalty is given when Dolphin is started with a closed + // Information Panel + init(); + } showItemInfo(); } } void InfoSidebarPage::resizeEvent(QResizeEvent* event) { - // If the text inside the name label or the info label cannot - // get wrapped, then the maximum width of the label is increased - // so that the width of the information sidebar gets increased. - // To prevent this, the maximum width is adjusted to - // the current width of the sidebar. - const int maxWidth = event->size().width() - KDialog::spacingHint() * 4; - m_nameLabel->setMaximumWidth(maxWidth); - - // try to increase the preview as large as possible - m_preview->setSizeHint(QSize(maxWidth, maxWidth)); - m_urlCandidate = m_shownUrl; // reset the URL candidate if a resizing is done - m_timer->start(TimerDelay); + if (m_initialized) { + // If the text inside the name label or the info label cannot + // get wrapped, then the maximum width of the label is increased + // so that the width of the information sidebar gets increased. + // To prevent this, the maximum width is adjusted to + // the current width of the sidebar. + const int maxWidth = event->size().width() - KDialog::spacingHint() * 4; + m_nameLabel->setMaximumWidth(maxWidth); + + // try to increase the preview as large as possible + m_preview->setSizeHint(QSize(maxWidth, maxWidth)); + m_urlCandidate = m_shownUrl; // reset the URL candidate if a resizing is done + m_timer->start(TimerDelay); + } SidebarPage::resizeEvent(event); } @@ -264,6 +241,69 @@ void InfoSidebarPage::showPreview(const KFileItem& item, } } +void InfoSidebarPage::slotFileRenamed(const QString& source, const QString& dest) +{ + if (m_shownUrl == KUrl(source)) { + // the currently shown file has been renamed, hence update the item information + // for the renamed file + KFileItem item(KFileItem::Unknown, KFileItem::Unknown, KUrl(dest)); + requestDelayedItemInfo(item); + } +} + +void InfoSidebarPage::slotFilesAdded(const QString& directory) +{ + if (m_shownUrl == KUrl(directory)) { + // If the 'trash' icon changes because the trash has been emptied or got filled, + // the signal filesAdded("trash:/") will be emitted. + KFileItem item(KFileItem::Unknown, KFileItem::Unknown, KUrl(directory)); + requestDelayedItemInfo(item); + } +} + +void InfoSidebarPage::slotFilesChanged(const QStringList& files) +{ + foreach (const QString& fileName, files) { + if (m_shownUrl == KUrl(fileName)) { + showItemInfo(); + break; + } + } +} + +void InfoSidebarPage::slotFilesRemoved(const QStringList& files) +{ + foreach (const QString& fileName, files) { + if (m_shownUrl == KUrl(fileName)) { + // the currently shown item has been removed, show + // the parent directory as fallback + m_shownUrl = url(); + showItemInfo(); + break; + } + } +} + +void InfoSidebarPage::slotEnteredDirectory(const QString& directory) +{ + if (m_shownUrl == KUrl(directory)) { + KFileItem item(KFileItem::Unknown, KFileItem::Unknown, KUrl(directory)); + requestDelayedItemInfo(item); + } +} + +void InfoSidebarPage::slotLeftDirectory(const QString& directory) +{ + if (m_shownUrl == KUrl(directory)) { + // The signal 'leftDirectory' is also emitted when a media + // has been unmounted. In this case no directory change will be + // done in Dolphin, but the Information Panel must be updated to + // indicate an invalid directory. + m_shownUrl = url(); + showItemInfo(); + } +} + bool InfoSidebarPage::applyPlace(const KUrl& url) { KFilePlacesModel* placesModel = DolphinSettings::instance().placesModel(); @@ -311,26 +351,27 @@ void InfoSidebarPage::showMetaInfo() m_metaTextLabel->add(i18nc("@label", "Size:"), KIO::convertSize(fileItem.size())); m_metaTextLabel->add(i18nc("@label", "Modified:"), fileItem.timeString()); - // TODO: See convertMetaInfo below, find a way to display only interesting information - // in a readable way - const KFileMetaInfo::WhatFlags flags = KFileMetaInfo::Fastest | - KFileMetaInfo::TechnicalInfo | - KFileMetaInfo::ContentInfo | - KFileMetaInfo::Thumbnail; - const QString path = fileItem.url().url(); - const KFileMetaInfo fileMetaInfo(path, QString(), flags); - if (fileMetaInfo.isValid()) { - const QHash& items = fileMetaInfo.items(); - QHash::const_iterator it = items.constBegin(); - const QHash::const_iterator end = items.constEnd(); - QString labelText; - while (it != end) { - const KFileMetaInfoItem& metaInfoItem = it.value(); - const QVariant& value = metaInfoItem.value(); - if (value.isValid() && convertMetaInfo(metaInfoItem.name(), labelText)) { - m_metaTextLabel->add(labelText, value.toString()); + if (fileItem.isLocalFile()) { + // TODO: See convertMetaInfo below, find a way to display only interesting information + // in a readable way + const KFileMetaInfo::WhatFlags flags = KFileMetaInfo::Fastest | + KFileMetaInfo::TechnicalInfo | + KFileMetaInfo::ContentInfo; + const QString path = fileItem.url().path(); + const KFileMetaInfo fileMetaInfo(path, QString(), flags); + if (fileMetaInfo.isValid()) { + const QHash& items = fileMetaInfo.items(); + QHash::const_iterator it = items.constBegin(); + const QHash::const_iterator end = items.constEnd(); + QString labelText; + while (it != end) { + const KFileMetaInfoItem& metaInfoItem = it.value(); + const QVariant& value = metaInfoItem.value(); + if (value.isValid() && convertMetaInfo(metaInfoItem.name(), labelText)) { + m_metaTextLabel->add(labelText, value.toString()); + } + ++it; } - ++it; } } } @@ -347,7 +388,7 @@ void InfoSidebarPage::showMetaInfo() m_metaDataWidget->setFiles(urls); } - unsigned long int totalSize = 0; + quint64 totalSize = 0; foreach (const KFileItem& item, m_selection) { // Only count the size of files, not dirs to match what // DolphinViewContainer::selectionStatusBarText() does. @@ -397,4 +438,67 @@ bool InfoSidebarPage::convertMetaInfo(const QString& key, QString& text) const return false; } +void InfoSidebarPage::init() +{ + const int spacing = KDialog::spacingHint(); + + m_timer = new QTimer(this); + m_timer->setSingleShot(true); + connect(m_timer, SIGNAL(timeout()), + this, SLOT(slotTimeout())); + + QVBoxLayout* layout = new QVBoxLayout; + layout->setSpacing(spacing); + + // name + m_nameLabel = new QLabel(this); + QFont font = m_nameLabel->font(); + font.setBold(true); + m_nameLabel->setFont(font); + m_nameLabel->setAlignment(Qt::AlignHCenter); + m_nameLabel->setWordWrap(true); + m_nameLabel->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed); + + // preview + m_preview = new PixmapViewer(this); + m_preview->setMinimumWidth(KIconLoader::SizeEnormous + KIconLoader::SizeMedium); + m_preview->setMinimumHeight(KIconLoader::SizeEnormous); + + if (MetaDataWidget::metaDataAvailable()) { + // rating, comment and tags + m_metaDataWidget = new MetaDataWidget(this); + m_metaDataWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed); + } + + // general meta text information + m_metaTextLabel = new MetaTextLabel(this); + m_metaTextLabel->setMinimumWidth(spacing); + m_metaTextLabel->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed); + + layout->addWidget(m_nameLabel); + layout->addWidget(new KSeparator(this)); + layout->addWidget(m_preview); + layout->addWidget(new KSeparator(this)); + if (m_metaDataWidget != 0) { + layout->addWidget(m_metaDataWidget); + layout->addWidget(new KSeparator(this)); + } + layout->addWidget(m_metaTextLabel); + + // ensure that widgets in the information side bar are aligned towards the top + layout->addStretch(1); + setLayout(layout); + + org::kde::KDirNotify* dirNotify = new org::kde::KDirNotify(QString(), QString(), + QDBusConnection::sessionBus(), this); + connect(dirNotify, SIGNAL(FileRenamed(QString, QString)), SLOT(slotFileRenamed(QString, QString))); + connect(dirNotify, SIGNAL(FilesAdded(QString)), SLOT(slotFilesAdded(QString))); + connect(dirNotify, SIGNAL(FilesChanged(QStringList)), SLOT(slotFilesChanged(QStringList))); + connect(dirNotify, SIGNAL(FilesRemoved(QStringList)), SLOT(slotFilesRemoved(QStringList))); + connect(dirNotify, SIGNAL(enteredDirectory(QString)), SLOT(slotEnteredDirectory(QString))); + connect(dirNotify, SIGNAL(leftDirectory(QString)), SLOT(slotLeftDirectory(QString))); + + m_initialized = true; +} + #include "infosidebarpage.moc"