X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/6e05c6365eec005caa3198a13bb071c782b8b192..4bfc339bacb7f890b2be3ae005d244c7f34c19f2:/src/panels/information/informationpanelcontent.cpp diff --git a/src/panels/information/informationpanelcontent.cpp b/src/panels/information/informationpanelcontent.cpp index 0cba0cdf0..bb5f793cd 100644 --- a/src/panels/information/informationpanelcontent.cpp +++ b/src/panels/information/informationpanelcontent.cpp @@ -1,61 +1,52 @@ -/*************************************************************************** - * Copyright (C) 2009 by Peter Penz * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * - ***************************************************************************/ +/* + * SPDX-FileCopyrightText: 2009 Peter Penz + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ #include "informationpanelcontent.h" #include #include +#include #include #include #include #include #include +#include #include +#include #include -#include #include -#ifndef HAVE_BALOO -#include -#else #include -#endif - -#include -#include #include #include #include +#include #include #include #include #include +#include #include +#include +#include +#include +#include +#include #include "dolphin_informationpanelsettings.h" -#include "filemetadataconfigurationdialog.h" #include "phononwidget.h" #include "pixmapviewer.h" +const int PLAY_ARROW_SIZE = 24; +const int PLAY_ARROW_BORDER_SIZE = 2; + InformationPanelContent::InformationPanelContent(QWidget* parent) : QWidget(parent), m_item(), @@ -66,7 +57,7 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) : m_nameLabel(nullptr), m_metaDataWidget(nullptr), m_metaDataArea(nullptr), - m_placesItemModel(nullptr) + m_isVideo(false) { parent->installEventFilter(this); @@ -74,7 +65,7 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) : // delay. This prevents flickering if the new preview can be generated // within a very small timeframe. m_outdatedPreviewTimer = new QTimer(this); - m_outdatedPreviewTimer->setInterval(300); + m_outdatedPreviewTimer->setInterval(100); m_outdatedPreviewTimer->setSingleShot(true); connect(m_outdatedPreviewTimer, &QTimer::timeout, this, &InformationPanelContent::markOutdatedPreview); @@ -91,6 +82,7 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) : m_phononWidget = new PhononWidget(parent); m_phononWidget->hide(); m_phononWidget->setMinimumWidth(minPreviewWidth); + m_phononWidget->setAutoPlay(InformationPanelSettings::previewsAutoPlay()); connect(m_phononWidget, &PhononWidget::hasVideoChanged, this, &InformationPanelContent::slotHasVideoChanged); @@ -102,48 +94,59 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) : m_nameLabel->setTextFormat(Qt::PlainText); m_nameLabel->setAlignment(Qt::AlignHCenter); m_nameLabel->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Fixed); + m_nameLabel->setTextInteractionFlags(Qt::TextSelectableByMouse); const bool previewsShown = InformationPanelSettings::previewsShown(); m_preview->setVisible(previewsShown); -#ifndef HAVE_BALOO - m_metaDataWidget = new KFileMetaDataWidget(parent); - connect(m_metaDataWidget, &KFileMetaDataWidget::urlActivated, - this, &InformationPanelContent::urlActivated); -#else m_metaDataWidget = new Baloo::FileMetaDataWidget(parent); m_metaDataWidget->setDateFormat(static_cast(InformationPanelSettings::dateFormat())); connect(m_metaDataWidget, &Baloo::FileMetaDataWidget::urlActivated, this, &InformationPanelContent::urlActivated); -#endif m_metaDataWidget->setFont(QFontDatabase::systemFont(QFontDatabase::SmallestReadableFont)); m_metaDataWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Minimum); - - // Encapsulate the MetaDataWidget inside a container that has a dummy widget - // at the bottom. This prevents that the meta data widget gets vertically stretched - // in the case where the height of m_metaDataArea > m_metaDataWidget. - QWidget* metaDataWidgetContainer = new QWidget(parent); - QVBoxLayout* containerLayout = new QVBoxLayout(metaDataWidgetContainer); - containerLayout->setContentsMargins(0, 0, 0, 0); - containerLayout->setSpacing(0); - containerLayout->addWidget(m_metaDataWidget); - containerLayout->addStretch(); + + // Configuration + m_configureLabel = new QLabel(i18nc("@label::textbox", + "Select which data should be shown:"), this); + m_configureLabel->setWordWrap(true); + m_configureLabel->setVisible(false); + + m_configureButtons = new QDialogButtonBox(QDialogButtonBox::Save | QDialogButtonBox::Cancel); + m_configureButtons->setVisible(false); + connect(m_configureButtons, &QDialogButtonBox::accepted, this, [this]() { + m_metaDataWidget->setConfigurationMode(Baloo::ConfigurationMode::Accept); + m_configureButtons->setVisible(false); + m_configureLabel->setVisible(false); + Q_EMIT configurationFinished(); + } + ); + connect(m_configureButtons, &QDialogButtonBox::rejected, this, [this]() { + m_metaDataWidget->setConfigurationMode(Baloo::ConfigurationMode::Cancel); + m_configureButtons->setVisible(false); + m_configureLabel->setVisible(false); + Q_EMIT configurationFinished(); + } + ); m_metaDataArea = new QScrollArea(parent); - m_metaDataArea->setWidget(metaDataWidgetContainer); + m_metaDataArea->setWidget(m_metaDataWidget); m_metaDataArea->setWidgetResizable(true); m_metaDataArea->setFrameShape(QFrame::NoFrame); QWidget* viewport = m_metaDataArea->viewport(); + QScroller::grabGesture(viewport, QScroller::TouchGesture); viewport->installEventFilter(this); layout->addWidget(m_preview); layout->addWidget(m_phononWidget); layout->addWidget(m_nameLabel); layout->addWidget(new KSeparator()); + layout->addWidget(m_configureLabel); layout->addWidget(m_metaDataArea); + layout->addWidget(m_configureButtons); - m_placesItemModel = new PlacesItemModel(this); + grabGesture(Qt::TapAndHoldGesture); } InformationPanelContent::~InformationPanelContent() @@ -152,6 +155,18 @@ InformationPanelContent::~InformationPanelContent() } void InformationPanelContent::showItem(const KFileItem& item) +{ + // compares item entries, comparing items only compares urls + if (m_item.entry() != item.entry()) { + m_item = item; + m_preview->stopAnimatedImage(); + refreshMetaData(); + } + + refreshPreview(); +} + +void InformationPanelContent::refreshPixmapView() { // If there is a preview job, kill it to prevent that we have jobs for // multiple items running, and thus a race condition (bug 250787). @@ -159,66 +174,119 @@ void InformationPanelContent::showItem(const KFileItem& item) m_previewJob->kill(); } - const QUrl itemUrl = item.url(); - const bool isSearchUrl = itemUrl.scheme().contains(QStringLiteral("search")) && item.localPath().isEmpty(); - setNameLabelText(item.text()); - if (isSearchUrl) { - // in the case of a search-URL the URL is not readable for humans - // (at least not useful to show in the Information Panel) - m_preview->setPixmap( - QIcon::fromTheme(QStringLiteral("nepomuk")).pixmap(KIconLoader::SizeEnormous, KIconLoader::SizeEnormous) - ); - } else { - // try to get a preview pixmap from the item... - - // Mark the currently shown preview as outdated. This is done - // with a small delay to prevent a flickering when the next preview - // can be shown within a short timeframe. This timer is not started - // for directories, as directory previews might fail and return the - // same icon. - if (!item.isDir()) { - m_outdatedPreviewTimer->start(); - } - - m_previewJob = new KIO::PreviewJob(KFileItemList() << item, QSize(m_preview->width(), m_preview->height())); - m_previewJob->setScaleType(KIO::PreviewJob::Unscaled); - m_previewJob->setIgnoreMaximumSize(item.isLocalFile()); - if (m_previewJob->uiDelegate()) { - KJobWidgets::setWindow(m_previewJob, this); - } - - connect(m_previewJob.data(), &KIO::PreviewJob::gotPreview, - this, &InformationPanelContent::showPreview); - connect(m_previewJob.data(), &KIO::PreviewJob::failed, - this, &InformationPanelContent::showIcon); + // try to get a preview pixmap from the item... + + // Mark the currently shown preview as outdated. This is done + // with a small delay to prevent a flickering when the next preview + // can be shown within a short timeframe. + m_outdatedPreviewTimer->start(); + + const KConfigGroup globalConfig(KSharedConfig::openConfig(), "PreviewSettings"); + const QStringList plugins = globalConfig.readEntry("Plugins", KIO::PreviewJob::defaultPlugins()); + m_previewJob = new KIO::PreviewJob(KFileItemList() << m_item, + QSize(m_preview->width(), m_preview->height()), + &plugins); + m_previewJob->setScaleType(KIO::PreviewJob::Unscaled); + m_previewJob->setIgnoreMaximumSize(m_item.isLocalFile()); + if (m_previewJob->uiDelegate()) { + KJobWidgets::setWindow(m_previewJob, this); } - if (m_metaDataWidget) { -#ifdef HAVE_BALOO - m_metaDataWidget->setDateFormat(static_cast(InformationPanelSettings::dateFormat())); -#endif - m_metaDataWidget->show(); - m_metaDataWidget->setItems(KFileItemList() << item); + connect(m_previewJob.data(), &KIO::PreviewJob::gotPreview, + this, &InformationPanelContent::showPreview); + connect(m_previewJob.data(), &KIO::PreviewJob::failed, + this, &InformationPanelContent::showIcon); +} + +void InformationPanelContent::refreshPreview() +{ + // If there is a preview job, kill it to prevent that we have jobs for + // multiple items running, and thus a race condition (bug 250787). + if (m_previewJob) { + m_previewJob->kill(); } + m_preview->setCursor(Qt::ArrowCursor); + setNameLabelText(m_item.text()); if (InformationPanelSettings::previewsShown()) { - const QString mimeType = item.mimetype(); - const bool usePhonon = mimeType.startsWith(QLatin1String("audio/")) || mimeType.startsWith(QLatin1String("video/")); - if (usePhonon) { - m_phononWidget->show(); - m_phononWidget->setUrl(item.targetUrl()); - if (m_preview->isVisible()) { - m_phononWidget->setVideoSize(m_preview->size()); - } - } else { + + const QUrl itemUrl = m_item.url(); + const bool isSearchUrl = itemUrl.scheme().contains(QLatin1String("search")) && m_item.localPath().isEmpty(); + if (isSearchUrl) { + m_preview->show(); m_phononWidget->hide(); - m_preview->setVisible(true); + + // in the case of a search-URL the URL is not readable for humans + // (at least not useful to show in the Information Panel) + m_preview->setPixmap( + QIcon::fromTheme(QStringLiteral("baloo")).pixmap(m_preview->height(), m_preview->width()) + ); + } else { + + refreshPixmapView(); + + const QString mimeType = m_item.mimetype(); + const bool isAnimatedImage = m_preview->isAnimatedMimeType(mimeType); + m_isVideo = !isAnimatedImage && mimeType.startsWith(QLatin1String("video/")); + bool usePhonon = m_isVideo || mimeType.startsWith(QLatin1String("audio/")); + + if (usePhonon) { + // change the cursor of the preview + m_preview->setCursor(Qt::PointingHandCursor); + m_preview->installEventFilter(m_phononWidget); + m_phononWidget->show(); + + // if the video is playing, has been paused or stopped + // we don't need to update the preview/phonon widget states + // unless the previewed file has changed, + // or the setting previewshown has changed + if ((m_phononWidget->state() != Phonon::State::PlayingState && + m_phononWidget->state() != Phonon::State::PausedState && + m_phononWidget->state() != Phonon::State::StoppedState) || + m_item.targetUrl() != m_phononWidget->url() || + (!m_preview->isVisible() &&! m_phononWidget->isVisible())) { + + if (InformationPanelSettings::previewsAutoPlay() && m_isVideo) { + // hides the preview now to avoid flickering when the autoplay video starts + m_preview->hide(); + } else { + // the video won't play before the preview is displayed + m_preview->show(); + } + + m_phononWidget->setUrl(m_item.targetUrl(), m_isVideo ? PhononWidget::MediaKind::Video : PhononWidget::MediaKind::Audio); + adjustWidgetSizes(parentWidget()->width()); + } + } else { + if (isAnimatedImage) { + m_preview->setAnimatedImageFileName(itemUrl.toLocalFile()); + } + // When we don't need it, hide the phonon widget first to avoid flickering + m_phononWidget->hide(); + m_preview->show(); + m_preview->removeEventFilter(m_phononWidget); + m_phononWidget->clearUrl(); + } } } else { + m_preview->stopAnimatedImage(); + m_preview->hide(); m_phononWidget->hide(); } +} - m_item = item; +void InformationPanelContent::configureShownProperties() +{ + m_configureLabel->setVisible(true); + m_configureButtons->setVisible(true); + m_metaDataWidget->setConfigurationMode(Baloo::ConfigurationMode::ReStart); +} + +void InformationPanelContent::refreshMetaData() +{ + m_metaDataWidget->setDateFormat(static_cast(InformationPanelSettings::dateFormat())); + m_metaDataWidget->show(); + m_metaDataWidget->setItems(KFileItemList() << m_item); } void InformationPanelContent::showItems(const KFileItemList& items) @@ -229,14 +297,14 @@ void InformationPanelContent::showItems(const KFileItemList& items) m_previewJob->kill(); } + m_preview->stopAnimatedImage(); + m_preview->setPixmap( - QIcon::fromTheme(QStringLiteral("dialog-information")).pixmap(KIconLoader::SizeEnormous, KIconLoader::SizeEnormous) + QIcon::fromTheme(QStringLiteral("dialog-information")).pixmap(m_preview->height(), m_preview->width()) ); setNameLabelText(i18ncp("@label", "%1 item selected", "%1 items selected", items.count())); - if (m_metaDataWidget) { - m_metaDataWidget->setItems(items); - } + m_metaDataWidget->setItems(items); m_phononWidget->hide(); @@ -273,63 +341,37 @@ bool InformationPanelContent::eventFilter(QObject* obj, QEvent* event) return QWidget::eventFilter(obj, event); } -void InformationPanelContent::configureSettings(const QList& customContextMenuActions) +bool InformationPanelContent::event(QEvent* event) { - QMenu popup(this); - - QAction* previewAction = popup.addAction(i18nc("@action:inmenu", "Preview")); - previewAction->setIcon(QIcon::fromTheme(QStringLiteral("view-preview"))); - previewAction->setCheckable(true); - previewAction->setChecked(InformationPanelSettings::previewsShown()); - - QAction* configureAction = popup.addAction(i18nc("@action:inmenu", "Configure...")); - configureAction->setIcon(QIcon::fromTheme(QStringLiteral("configure"))); - -#ifdef HAVE_BALOO - QAction* dateformatAction = popup.addAction(i18nc("@action:inmenu", "Condensed Date")); - dateformatAction->setIcon(QIcon::fromTheme(QStringLiteral("change-date-symbolic"))); - dateformatAction->setCheckable(true); - dateformatAction->setChecked(InformationPanelSettings::dateFormat() == static_cast(Baloo::DateFormats::ShortFormat)); -#endif - popup.addSeparator(); - foreach (QAction* action, customContextMenuActions) { - popup.addAction(action); + if (event->type() == QEvent::Gesture) { + gestureEvent(static_cast(event)); + return true; } + return QWidget::event(event); +} - // Open the popup and adjust the settings for the - // selected action. - QAction* action = popup.exec(QCursor::pos()); - if (!action) { - return; +bool InformationPanelContent::gestureEvent(QGestureEvent* event) +{ + if (!underMouse()) { + return false; } - const bool isChecked = action->isChecked(); - if (action == previewAction) { - m_preview->setVisible(isChecked); - InformationPanelSettings::setPreviewsShown(isChecked); - } else if (action == configureAction) { - FileMetaDataConfigurationDialog* dialog = new FileMetaDataConfigurationDialog(this); - dialog->setDescription(i18nc("@label::textbox", - "Select which data should be shown in the information panel:")); - dialog->setItems(m_metaDataWidget->items()); - dialog->setAttribute(Qt::WA_DeleteOnClose); - dialog->show(); - connect(dialog, &FileMetaDataConfigurationDialog::destroyed, this, &InformationPanelContent::refreshMetaData); - } -#ifdef HAVE_BALOO - if (action == dateformatAction) { - int dateFormat = static_cast(isChecked ? Baloo::DateFormats::ShortFormat : Baloo::DateFormats::LongFormat); + QTapAndHoldGesture* tap = static_cast(event->gesture(Qt::TapAndHoldGesture)); - InformationPanelSettings::setDateFormat(dateFormat); - refreshMetaData(); + if (tap) { + if (tap->state() == Qt::GestureFinished) { + Q_EMIT contextMenuRequested(tap->position().toPoint()); + } + event->accept(); + return true; } -#endif + return false; } void InformationPanelContent::showIcon(const KFileItem& item) { m_outdatedPreviewTimer->stop(); - QPixmap pixmap = QIcon::fromTheme(item.iconName()).pixmap(KIconLoader::SizeEnormous, KIconLoader::SizeEnormous); + QPixmap pixmap = QIcon::fromTheme(item.iconName()).pixmap(m_preview->height(), m_preview->width()); KIconLoader::global()->drawOverlays(item.overlays(), pixmap, KIconLoader::Desktop); m_preview->setPixmap(pixmap); } @@ -338,34 +380,83 @@ void InformationPanelContent::showPreview(const KFileItem& item, const QPixmap& pixmap) { m_outdatedPreviewTimer->stop(); - Q_UNUSED(item); QPixmap p = pixmap; KIconLoader::global()->drawOverlays(item.overlays(), p, KIconLoader::Desktop); + + if (m_isVideo) { + // adds a play arrow + + // compute relative pixel positions + const int zeroX = static_cast((p.width() / 2 - PLAY_ARROW_SIZE / 2) / pixmap.devicePixelRatio()); + const int zeroY = static_cast((p.height() / 2 - PLAY_ARROW_SIZE / 2) / pixmap.devicePixelRatio()); + + QPolygon arrow; + arrow << QPoint(zeroX, zeroY); + arrow << QPoint(zeroX, zeroY + PLAY_ARROW_SIZE); + arrow << QPoint(zeroX + PLAY_ARROW_SIZE, zeroY + PLAY_ARROW_SIZE / 2); + + QPainterPath path; + path.addPolygon(arrow); + + QLinearGradient gradient(QPointF(zeroX, zeroY), + QPointF(zeroX + PLAY_ARROW_SIZE,zeroY + PLAY_ARROW_SIZE)); + + QColor whiteColor = Qt::white; + QColor blackColor = Qt::black; + gradient.setColorAt(0, whiteColor); + gradient.setColorAt(1, blackColor); + + QBrush brush(gradient); + + QPainter painter(&p); + + QPen pen(blackColor, PLAY_ARROW_BORDER_SIZE, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin); + painter.setPen(pen); + + painter.setRenderHint(QPainter::Antialiasing); + painter.drawPolygon(arrow); + painter.fillPath(path, brush); + } + m_preview->setPixmap(p); } void InformationPanelContent::markOutdatedPreview() { - KIconEffect *iconEffect = KIconLoader::global()->iconEffect(); - QPixmap disabledPixmap = iconEffect->apply(m_preview->pixmap(), - KIconLoader::Desktop, - KIconLoader::DisabledState); - m_preview->setPixmap(disabledPixmap); + if (m_item.isDir()) { + // directory preview can be long + // but since we always have icons to display + // use it until the preview is done + showIcon(m_item); + } else { + KIconEffect *iconEffect = KIconLoader::global()->iconEffect(); + QPixmap disabledPixmap = iconEffect->apply(m_preview->pixmap(), + KIconLoader::Desktop, + KIconLoader::DisabledState); + m_preview->setPixmap(disabledPixmap); + } } -void InformationPanelContent::slotHasVideoChanged(bool hasVideo) +KFileItemList InformationPanelContent::items() { - m_preview->setVisible(!hasVideo); + return m_metaDataWidget->items(); } -void InformationPanelContent::refreshMetaData() +void InformationPanelContent::slotHasVideoChanged(bool hasVideo) { - if (!m_item.isNull()) { - showItem(m_item); + m_preview->setVisible(InformationPanelSettings::previewsShown() && !hasVideo); + if (m_preview->isVisible() && m_preview->size().width() != m_preview->pixmap().size().width()) { + // in case the information panel has been resized when the preview was not displayed + // we need to refresh its content + refreshPixmapView(); } } +void InformationPanelContent::setPreviewAutoPlay(bool autoPlay) { + m_phononWidget->setAutoPlay(autoPlay); +} + void InformationPanelContent::setNameLabelText(const QString& text) { QTextOption textOption; @@ -409,9 +500,7 @@ void InformationPanelContent::adjustWidgetSizes(int width) // The metadata widget also contains a text widget which may return // a large preferred width. - if (m_metaDataWidget) { - m_metaDataWidget->setMaximumWidth(maxWidth); - } + m_metaDataWidget->setMaximumWidth(maxWidth); // try to increase the preview as large as possible m_preview->setSizeHint(QSize(maxWidth, maxWidth));