Port from KIconLoader::drawOverlays to KIconUtils::addOverlays

[dolphin.git] / src / panels / information / phononwidget.cpp

diff --git a/src/panels/information/phononwidget.cpp b/src/panels/information/phononwidget.cpp
index d52ae9d8a4ddc6c59e8f78bc0e9805704e9668f6..3365998f4845249dc13d2e6c6ccad1eb3621a991 100644 (file)
--- a/src/panels/information/phononwidget.cpp
+++ b/src/panels/information/phononwidget.cpp
@@ -1,69 +1,182 @@
-/*  This file is part of the KDE project
-    Copyright (C) 2007 Matthias Kretz <kretz@kde.org>
+/*
+  SPDX-FileCopyrightText: 2007 Matthias Kretz <kretz@kde.org>

 
 

-    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.
+  SPDX-License-Identifier: GPL-2.0-or-later
+*/

 
 

-    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.
+#include "phononwidget.h"

 
 

-    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.
+#include <KLocalizedString>
+#include <phonon/AudioOutput>
+#include <phonon/MediaObject>
+#include <phonon/SeekSlider>
+#include <phonon/VideoWidget>

 
 

-*/
+#include <QShowEvent>
+#include <QStyle>
+#include <QToolButton>
+#include <QVBoxLayout>

 
 

-#include "phononwidget.h"
+class EmbeddedVideoPlayer : public Phonon::VideoWidget
+{
+    Q_OBJECT
+
+public:
+    EmbeddedVideoPlayer(QWidget *parent = nullptr)
+        : Phonon::VideoWidget(parent)
+    {
+    }
+
+    void setSizeHint(const QSize &size)
+    {
+        m_sizeHint = size;
+        updateGeometry();
+    }

 
 

-#include <Phonon/Global>
-#include <Phonon/MediaObject>
-#include <Phonon/SeekSlider>
-#include <QtGui/QHBoxLayout>
-#include <QtGui/QToolButton>
-#include <kicon.h>
-#include <kurl.h>
-#include <klocale.h>
+    QSize sizeHint() const override
+    {
+        return m_sizeHint.isValid() ? m_sizeHint : Phonon::VideoWidget::sizeHint();
+    }
+
+private:
+    QSize m_sizeHint;
+};

 
 PhononWidget::PhononWidget(QWidget *parent)
 
 PhononWidget::PhononWidget(QWidget *parent)

-    : QWidget(parent),
-    m_media(0)
-{
-    QHBoxLayout *innerLayout = new QHBoxLayout(this);
-    innerLayout->setMargin(0);
-    innerLayout->setSpacing(0);
-    m_playButton = new QToolButton(this);
-    m_stopButton = new QToolButton(this);
-    m_seekSlider = new Phonon::SeekSlider(this);
-    innerLayout->addWidget(m_playButton);
-    innerLayout->addWidget(m_stopButton);
-    innerLayout->addWidget(m_seekSlider);
-
-    m_playButton->setToolTip(i18n("play"));
-    m_playButton->setIconSize(QSize(16, 16));
-    m_playButton->setIcon(KIcon("media-playback-start"));
-    m_stopButton->setToolTip(i18n("stop"));
-    m_stopButton->setIconSize(QSize(16, 16));
-    m_stopButton->setIcon(KIcon("media-playback-stop"));
-    m_stopButton->hide();
-    m_seekSlider->setIconVisible(false);
-}
-
-void PhononWidget::setUrl(const KUrl &url)
+    : QWidget(parent)
+    , m_url()
+    , m_playButton(nullptr)
+    , m_pauseButton(nullptr)
+    , m_topLayout(nullptr)
+    , m_media(nullptr)
+    , m_seekSlider(nullptr)
+    , m_audioOutput(nullptr)
+    , m_videoPlayer(nullptr)

 {
 {

-    if (m_media) {
-        m_media->setCurrentSource(url);
+}
+
+void PhononWidget::setUrl(const QUrl &url, MediaKind kind)
+{
+    if (m_url != url) {
+        m_url = url;
+        m_isVideo = kind == MediaKind::Video;
+    }
+    if (m_autoPlay) {
+        play();

     } else {
     } else {

-        m_media = Phonon::createPlayer(Phonon::MusicCategory, url);
-        m_media->setParent(this);
-        connect(m_playButton, SIGNAL(clicked()), m_media, SLOT(play()));
-        connect(m_stopButton, SIGNAL(clicked()), m_media, SLOT(stop()));
-        connect(m_media, SIGNAL(stateChanged(Phonon::State, Phonon::State)), SLOT(stateChanged(Phonon::State)));
-        m_seekSlider->setMediaObject(m_media);
+        stop();
+    }
+}
+
+void PhononWidget::setAutoPlay(bool autoPlay)
+{
+    m_autoPlay = autoPlay;
+    if (!m_url.isEmpty() && (m_media == nullptr || m_media->state() != Phonon::State::PlayingState) && m_autoPlay && isVisible()) {
+        play();
+    }
+}
+
+QUrl PhononWidget::url() const
+{
+    return m_url;
+}
+
+void PhononWidget::clearUrl()
+{
+    m_url.clear();
+}
+
+void PhononWidget::togglePlayback()
+{
+    if (m_media && m_media->state() == Phonon::State::PlayingState) {
+        m_media->pause();
+    } else {
+        play();
+    }
+}
+
+bool PhononWidget::eventFilter(QObject *object, QEvent *event)
+{
+    Q_UNUSED(object)
+    if (event->type() == QEvent::MouseButtonPress) {
+        const QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
+        if (mouseEvent->button() == Qt::LeftButton) {
+            // toggle playback
+            togglePlayback();
+            return true;
+        }
+    }
+    return false;
+}
+
+void PhononWidget::setVideoSize(const QSize &size)
+{
+    if (m_videoSize != size) {
+        m_videoSize = size;
+        applyVideoSize();
+    }
+}
+
+QSize PhononWidget::videoSize() const
+{
+    return m_videoSize;
+}
+
+void PhononWidget::showEvent(QShowEvent *event)
+{
+    if (event->spontaneous()) {
+        QWidget::showEvent(event);
+        return;
+    }
+
+    if (!m_topLayout) {
+        m_topLayout = new QVBoxLayout(this);
+        m_topLayout->setContentsMargins(0, 0, 0, 0);
+
+        QHBoxLayout *controlsLayout = new QHBoxLayout();
+        controlsLayout->setContentsMargins(0, 0, 0, 0);
+        controlsLayout->setSpacing(0);
+
+        m_playButton = new QToolButton(this);
+        m_pauseButton = new QToolButton(this);
+        m_seekSlider = new Phonon::SeekSlider(this);
+
+        controlsLayout->addWidget(m_playButton);
+        controlsLayout->addWidget(m_pauseButton);
+        controlsLayout->addWidget(m_seekSlider);
+
+        m_topLayout->addLayout(controlsLayout);
+
+        const int smallIconSize = style()->pixelMetric(QStyle::PM_SmallIconSize);
+        const QSize buttonSize(smallIconSize, smallIconSize);
+
+        m_playButton->setToolTip(i18n("play"));
+        m_playButton->setIconSize(buttonSize);
+        m_playButton->setIcon(QIcon::fromTheme(QStringLiteral("media-playback-start")));
+        m_playButton->setAutoRaise(true);
+        connect(m_playButton, &QToolButton::clicked, this, &PhononWidget::play);
+
+        m_pauseButton->setToolTip(i18n("pause"));
+        m_pauseButton->setIconSize(buttonSize);
+        m_pauseButton->setIcon(QIcon::fromTheme(QStringLiteral("media-playback-pause")));
+        m_pauseButton->setAutoRaise(true);
+        m_pauseButton->hide();
+        connect(m_pauseButton, &QToolButton::clicked, this, &PhononWidget::togglePlayback);
+
+        m_seekSlider->setIconVisible(false);
+
+        // Creating an audio player or video player instance might take up to
+        // 2 seconds when doing it the first time. To prevent that the user
+        // interface gets noticeable blocked, the creation is delayed until
+        // the play button has been pressed (see PhononWidget::play()).
+    }
+}
+
+void PhononWidget::hideEvent(QHideEvent *event)
+{
+    QWidget::hideEvent(event);
+    if (!event->spontaneous()) {
+        stop();

     }
 }
 
     }
 }
 


@@ -73,13 +186,80 @@ void PhononWidget::stateChanged(Phonon::State newstate)
     switch (newstate) {
     case Phonon::PlayingState:
     case Phonon::BufferingState:
     switch (newstate) {
     case Phonon::PlayingState:
     case Phonon::BufferingState:

-        m_stopButton->show();

         m_playButton->hide();
         m_playButton->hide();

+        m_pauseButton->show();

         break;
     default:
         break;
     default:

-        m_stopButton->hide();
+        m_pauseButton->hide();

         m_playButton->show();
         break;
     }
     setUpdatesEnabled(true);
 }
         m_playButton->show();
         break;
     }
     setUpdatesEnabled(true);
 }

+
+void PhononWidget::play()
+{
+    if (!m_media) {
+        m_media = new Phonon::MediaObject(this);
+        connect(m_media, &Phonon::MediaObject::stateChanged, this, &PhononWidget::stateChanged);
+        connect(m_media, &Phonon::MediaObject::finished, this, &PhononWidget::finished);
+        m_seekSlider->setMediaObject(m_media);
+    }
+
+    if (!m_videoPlayer) {
+        m_videoPlayer = new EmbeddedVideoPlayer(this);
+        m_videoPlayer->setCursor(Qt::PointingHandCursor);
+        m_videoPlayer->installEventFilter(this);
+        m_topLayout->insertWidget(0, m_videoPlayer);
+        Phonon::createPath(m_media, m_videoPlayer);
+        applyVideoSize();
+    }
+
+    if (!m_audioOutput) {
+        m_audioOutput = new Phonon::AudioOutput(Phonon::MusicCategory, this);
+        Phonon::createPath(m_media, m_audioOutput);
+    }
+
+    if (m_isVideo) {
+        Q_EMIT hasVideoChanged(true);
+    }
+
+    if (m_url != m_media->currentSource().url()) {
+        m_media->setCurrentSource(m_url);
+    }
+    m_media->play();
+
+    m_videoPlayer->setVisible(m_isVideo);
+}
+
+void PhononWidget::finished()
+{
+    if (m_isVideo) {
+        m_videoPlayer->hide();
+        Q_EMIT hasVideoChanged(false);
+    }
+}
+
+Phonon::State PhononWidget::state() const
+{
+    return m_media == nullptr ? Phonon::State::StoppedState : m_media->state();
+}
+
+void PhononWidget::stop()
+{
+    if (m_media) {
+        m_media->stop();
+        m_videoPlayer->hide();
+        Q_EMIT hasVideoChanged(false);
+    }
+}
+
+void PhononWidget::applyVideoSize()
+{
+    if ((m_videoPlayer) && m_videoSize.isValid()) {
+        m_videoPlayer->setSizeHint(m_videoSize);
+    }
+}
+
+#include "moc_phononwidget.cpp"
+#include "phononwidget.moc"