diff options
Diffstat (limited to 'WebKit/qt/Api/qwebview.cpp')
| -rw-r--r-- | WebKit/qt/Api/qwebview.cpp | 167 |
1 files changed, 166 insertions, 1 deletions
diff --git a/WebKit/qt/Api/qwebview.cpp b/WebKit/qt/Api/qwebview.cpp index 7bc3168..79c16c7 100644 --- a/WebKit/qt/Api/qwebview.cpp +++ b/WebKit/qt/Api/qwebview.cpp @@ -22,10 +22,11 @@ #include "config.h" #include "qwebview.h" +#include "Page.h" #include "QWebPageClient.h" +#include "Settings.h" #include "qwebframe.h" #include "qwebpage_p.h" - #include "qbitmap.h" #include "qevent.h" #include "qpainter.h" @@ -57,6 +58,151 @@ void QWebViewPrivate::_q_pageDestroyed() view->setPage(0); } +#ifdef Q_WS_MAEMO_5 +#include "qabstractkineticscroller.h" +#include "qapplication.h" + +// QCoreApplication::sendSpontaneousEvent() is private, hence this friend wrapper +bool qt_sendSpontaneousEvent(QObject* receiver, QEvent* ev) +{ + return QCoreApplication::sendSpontaneousEvent(receiver, ev); +} + +class QWebViewKineticScroller : public QObject, public QAbstractKineticScroller { +public: + QWebViewKineticScroller() + : QObject() + , QAbstractKineticScroller() + , m_view(0) + , m_ignoreEvents(false) + { + } + + void setWidget(QWebView* widget) + { + if (m_view) { + m_view->removeEventFilter(this); + QWebFrame* frame = m_view->page()->mainFrame(); + frame->setScrollBarPolicy(Qt::Vertical, m_oldVerticalScrollBarPolicy); + frame->setScrollBarPolicy(Qt::Horizontal, m_oldHorizontalScrollBarPolicy); + } + + m_view = widget; + setParent(m_view); + if (m_view) { + QWebFrame* frame = m_view->page()->mainFrame(); + m_oldHorizontalScrollBarPolicy = frame->scrollBarPolicy(Qt::Horizontal); + m_oldVerticalScrollBarPolicy = frame->scrollBarPolicy(Qt::Vertical); + frame->setScrollBarPolicy(Qt::Vertical, Qt::ScrollBarAlwaysOff); + frame->setScrollBarPolicy(Qt::Horizontal, Qt::ScrollBarAlwaysOff); + m_view->installEventFilter(this); + } + } + +protected: + bool eventFilter(QObject* o, QEvent* ev) + { + if (!o || m_view != o || m_ignoreEvents || !m_view->isEnabled()) + return QObject::eventFilter(o, ev); + + bool res = false; + + switch (ev->type()) { + case QEvent::MouseButtonPress: { + // remember the frame where the button was pressed + QWebFrame* hitFrame = scrollingFrameAt(static_cast<QMouseEvent*>(ev)->pos()); + if (hitFrame) + m_frame = hitFrame; + // fall through + } + case QEvent::MouseMove: + case QEvent::MouseButtonRelease: + case QEvent::MouseButtonDblClick: + res = handleMouseEvent(static_cast<QMouseEvent*>(ev)); + break; + default: + break; + } + return res ? true : QObject::eventFilter(o, ev); + } + + void cancelLeftMouseButtonPress(const QPoint& /* globalPressPos */) + { + QMouseEvent cmem(QEvent::MouseMove, QPoint(-INT_MAX, -INT_MAX), Qt::LeftButton, QApplication::mouseButtons() | Qt::LeftButton, QApplication::keyboardModifiers()); + sendEvent(m_view, &cmem); + QMouseEvent cmer(QEvent::MouseButtonRelease, QPoint(-INT_MAX, -INT_MAX), Qt::LeftButton, QApplication::mouseButtons() & ~Qt::LeftButton, QApplication::keyboardModifiers()); + sendEvent(m_view, &cmer); + } + + QWebFrame* currentFrame() const + { + if (m_frame) + return m_frame; + + if (m_view) + return m_view->page()->mainFrame(); + + return 0; + } + + // Returns the innermost frame at the given position that can scroll. + QWebFrame* scrollingFrameAt(const QPoint& pos) const + { + QWebFrame* hitFrame = 0; + if (m_view) { + QWebFrame* frame = m_view->page()->mainFrame(); + hitFrame = frame->hitTestContent(pos).frame(); + QSize range = hitFrame->contentsSize() - hitFrame->geometry().size(); + + while (hitFrame && range.width() <= 1 && range.height() <= 1) + hitFrame = hitFrame->parentFrame(); + + return hitFrame; + } + } + + QPoint maximumScrollPosition() const + { + QWebFrame* frame = currentFrame(); + QSize s = frame ? frame->contentsSize() - frame->geometry().size() : QSize(0, 0); + return QPoint(qMax(0, s.width()), qMax(0, s.height())); + } + + QPoint scrollPosition() const + { + QWebFrame* frame = currentFrame(); + return frame ? frame->scrollPosition() : QPoint(); + } + + QSize viewportSize() const + { + return m_view ? m_view->page()->viewportSize() : QSize(); + } + + void setScrollPosition(const QPoint& point, const QPoint& /* overShootDelta */) + { + QWebFrame* frame = currentFrame(); + if (frame) + frame->setScrollPosition(point); + } + + void sendEvent(QWidget* w, QEvent* ev) + { + m_ignoreEvents = true; + qt_sendSpontaneousEvent(w, ev); + m_ignoreEvents = false; + } + + QWebView* m_view; + bool m_ignoreEvents; + QPointer<QWebFrame> m_frame; + Qt::ScrollBarPolicy m_oldVerticalScrollBarPolicy; + Qt::ScrollBarPolicy m_oldHorizontalScrollBarPolicy; +}; + +#endif // Q_WS_MAEMO_5 + + /*! \class QWebView \since 4.4 @@ -153,6 +299,14 @@ QWebView::QWebView(QWidget *parent) setAttribute(Qt::WA_InputMethodEnabled); #endif +#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0) + setAttribute(Qt::WA_AcceptTouchEvents); +#endif +#if defined(Q_WS_MAEMO_5) + QAbstractKineticScroller* scroller = new QWebViewKineticScroller(); + static_cast<QWebViewKineticScroller*>(scroller)->setWidget(this); + setProperty("kineticScroller", QVariant::fromValue(scroller)); +#endif setAcceptDrops(true); setMouseTracking(true); @@ -243,6 +397,9 @@ void QWebView::setPage(QWebPage* page) this, SLOT(_q_pageDestroyed())); } setAttribute(Qt::WA_OpaquePaintEvent, d->page); +#if USE(ACCELERATED_COMPOSITING) + d->page->d->page->settings()->setAcceleratedCompositingEnabled(false); +#endif update(); } @@ -640,6 +797,14 @@ bool QWebView::event(QEvent *e) if (cursor().shape() == Qt::ArrowCursor) d->page->d->client->resetCursor(); #endif +#if QT_VERSION >= QT_VERSION_CHECK(4, 6, 0) + } else if (e->type() == QEvent::TouchBegin + || e->type() == QEvent::TouchEnd + || e->type() == QEvent::TouchUpdate) { + d->page->event(e); + if (e->isAccepted()) + return true; +#endif } else if (e->type() == QEvent::Leave) d->page->event(e); } |