FullScreenVideoWidget.cpp [plain text]
#include "FullScreenVideoWidget.h"
#include <QApplication>
#include <QCloseEvent>
#include <QDesktopWidget>
#include <QKeyEvent>
#include <QMediaPlayer>
static const int gHideMouseCursorDelay = 3000;
namespace WebCore {
FullScreenVideoWidget::FullScreenVideoWidget()
: QVideoWidget()
, m_mediaPlayer(0)
{
QPalette palette(this->palette());
palette.setColor(QPalette::Base, Qt::black);
palette.setColor(QPalette::Background, Qt::black);
setPalette(palette);
setWindowModality(Qt::ApplicationModal);
setWindowFlags(windowFlags() | Qt::FramelessWindowHint);
setGeometry(QApplication::desktop()->screenGeometry());
m_cursorTimer.setSingleShot(true);
connect(&m_cursorTimer, SIGNAL(timeout()), this, SLOT(hideCursor()));
}
FullScreenVideoWidget::~FullScreenVideoWidget()
{
}
void FullScreenVideoWidget::show(QMediaPlayer* player)
{
m_mediaPlayer = player;
showFullScreen();
setMouseTracking(true);
raise();
m_mediaPlayer->setVideoOutput(this);
setFocus();
grabMouse();
hideCursor();
}
void FullScreenVideoWidget::closeEvent(QCloseEvent* event)
{
m_mediaPlayer = 0;
m_cursorTimer.stop();
setMouseTracking(false);
releaseMouse();
QApplication::restoreOverrideCursor();
event->ignore();
hide();
emit didExitFullScreen();
}
bool FullScreenVideoWidget::event(QEvent* ev)
{
switch (ev->type()) {
case QEvent::MouseMove:
showCursor();
ev->accept();
return true;
case QEvent::MouseButtonDblClick:
close();
ev->accept();
return true;
default:
return QVideoWidget::event(ev);
}
}
void FullScreenVideoWidget::keyPressEvent(QKeyEvent* ev)
{
if (m_mediaPlayer && ev->key() == Qt::Key_Space) {
if (m_mediaPlayer->state() == QMediaPlayer::PlayingState)
m_mediaPlayer->pause();
else
m_mediaPlayer->play();
} else if (ev->key() == Qt::Key_Escape)
close();
}
void FullScreenVideoWidget::hideCursor()
{
QApplication::setOverrideCursor(QCursor(Qt::BlankCursor));
}
void FullScreenVideoWidget::showCursor()
{
QApplication::restoreOverrideCursor();
m_cursorTimer.start(gHideMouseCursorDelay);
}
}