diff options
author | Liang Qi <liang.qi@qt.io> | 2018-01-08 14:12:35 +0000 |
---|---|---|
committer | The Qt Project <gerrit-noreply@qt-project.org> | 2018-01-08 14:12:35 +0000 |
commit | b7d55fa38441afa431481dd5c8d0aa2ff5f2c2cf (patch) | |
tree | b06a205e47527abbd9902fed23199a0b82117bdd /src/quick/items/qquickwindow.cpp | |
parent | bfd1df3015404725d37a54bcb4ac3c24a87ce8c8 (diff) | |
parent | 9a38fdcf8f9b734808bb54422e306872f3bfa944 (diff) |
Merge "Merge remote-tracking branch 'origin/5.10' into dev" into refs/staging/dev
Diffstat (limited to 'src/quick/items/qquickwindow.cpp')
-rw-r--r-- | src/quick/items/qquickwindow.cpp | 172 |
1 files changed, 87 insertions, 85 deletions
diff --git a/src/quick/items/qquickwindow.cpp b/src/quick/items/qquickwindow.cpp index 20a37e3dd9..436adf8c49 100644 --- a/src/quick/items/qquickwindow.cpp +++ b/src/quick/items/qquickwindow.cpp @@ -762,19 +762,18 @@ void QQuickWindowPrivate::setMouseGrabber(QQuickItem *grabber) auto point = pointerEventInstance(touchMouseDevice)->pointById(touchMouseId); if (point) { auto originalEvent = pointerEventInstance(point->pointerEvent()->device()); - for (int i = 0; i < originalEvent->pointCount(); ++i) - originalEvent->point(i)->cancelExclusiveGrab(); + for (int i = 0; i < originalEvent->pointCount(); ++i) { + QQuickEventPoint *pt = originalEvent->point(i); + if (pt->exclusiveGrabber()) + pt->cancelExclusiveGrab(); + } point->setGrabberItem(grabber); - for (auto handler : point->passiveGrabbers()) - point->cancelPassiveGrab(handler); } } else { QQuickPointerEvent *event = pointerEventInstance(QQuickPointerDevice::genericMouseDevice()); Q_ASSERT(event->pointCount() == 1); auto point = event->point(0); point->setGrabberItem(grabber); - for (auto handler : point->passiveGrabbers()) - point->cancelPassiveGrab(handler); } @@ -840,11 +839,12 @@ void QQuickWindowPrivate::removeGrabber(QQuickItem *grabber, bool mouse, bool to bool ungrab = false; const auto touchDevices = QQuickPointerDevice::touchDevices(); for (auto device : touchDevices) { - auto pointerEvent = pointerEventInstance(device); - for (int i = 0; i < pointerEvent->pointCount(); ++i) { - if (pointerEvent->point(i)->exclusiveGrabber() == grabber) { - pointerEvent->point(i)->setGrabberItem(nullptr); - ungrab = true; + if (auto pointerEvent = queryPointerEventInstance(device)) { + for (int i = 0; i < pointerEvent->pointCount(); ++i) { + if (pointerEvent->point(i)->exclusiveGrabber() == grabber) { + pointerEvent->point(i)->setGrabberItem(nullptr); + ungrab = true; + } } } } @@ -1317,6 +1317,8 @@ QQuickWindow::~QQuickWindow() delete d->dragGrabber; d->dragGrabber = 0; #endif delete d->contentItem; d->contentItem = 0; + qDeleteAll(d->pointerEventInstances); + d->pointerEventInstances.clear(); d->renderJobMutex.lock(); qDeleteAll(d->beforeSynchronizingJobs); @@ -1518,14 +1520,15 @@ QQuickItem *QQuickWindow::mouseGrabberItem() const Q_D(const QQuickWindow); if (d->touchMouseId != -1 && d->touchMouseDevice) { - QQuickPointerEvent *event = d->pointerEventInstance(d->touchMouseDevice); - auto point = event->pointById(d->touchMouseId); - return point ? point->grabberItem() : nullptr; + if (QQuickPointerEvent *event = d->queryPointerEventInstance(d->touchMouseDevice)) { + auto point = event->pointById(d->touchMouseId); + return point ? point->grabberItem() : nullptr; + } + } else if (QQuickPointerEvent *event = d->queryPointerEventInstance(QQuickPointerDevice::genericMouseDevice())) { + Q_ASSERT(event->pointCount()); + return event->point(0)->grabberItem(); } - - QQuickPointerEvent *event = d->pointerEventInstance(QQuickPointerDevice::genericMouseDevice()); - Q_ASSERT(event->pointCount()); - return event->point(0)->grabberItem(); + return nullptr; } @@ -1699,8 +1702,10 @@ void QQuickWindowPrivate::deliverToPassiveGrabbers(const QVector<QPointer <QQuic alreadyFiltered = sendFilteredPointerEvent(pointerEvent, par); sendFilteredPointerEventResult << qMakePair<QQuickItem*, bool>(par, alreadyFiltered); } - if (!alreadyFiltered) + if (!alreadyFiltered) { + pointerEvent->localize(handler->parentItem()); handler->handlePointerEvent(pointerEvent); + } } } } @@ -1715,24 +1720,27 @@ void QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent *pointerEven if (point->exclusiveGrabber()) { if (auto grabber = point->grabberItem()) { + bool handled = false; if (sendFilteredPointerEvent(pointerEvent, grabber)) - return; + handled = true; // if the grabber is an Item: // if the update consists of changing button state, don't accept it unless // the button is one in which the grabber is interested Qt::MouseButtons acceptedButtons = grabber->acceptedMouseButtons(); - if (pointerEvent->button() != Qt::NoButton && acceptedButtons + if (!handled && pointerEvent->button() != Qt::NoButton && acceptedButtons && !(acceptedButtons & pointerEvent->button())) { pointerEvent->setAccepted(false); - return; + handled = true; } // send update - QPointF localPos = grabber->mapFromScene(lastMousePosition); - auto me = pointerEvent->asMouseEvent(localPos); - me->accept(); - QCoreApplication::sendEvent(grabber, me); - point->setAccepted(me->isAccepted()); + if (!handled) { + QPointF localPos = grabber->mapFromScene(lastMousePosition); + auto me = pointerEvent->asMouseEvent(localPos); + me->accept(); + QCoreApplication::sendEvent(grabber, me); + point->setAccepted(me->isAccepted()); + } // release event: ungrab if no buttons are pressed anymore if (mouseIsReleased) @@ -1746,6 +1754,7 @@ void QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent *pointerEven if (mouseIsReleased) point->setGrabberPointerHandler(nullptr, true); } + deliverToPassiveGrabbers(point->passiveGrabbers(), pointerEvent); } else { bool delivered = false; if (pointerEvent->isPressEvent()) { @@ -1937,7 +1946,8 @@ bool QQuickWindowPrivate::deliverNativeGestureEvent(QQuickItem *item, QNativeGes { QQuickItemPrivate *itemPrivate = QQuickItemPrivate::get(item); - if ((itemPrivate->flags & QQuickItem::ItemClipsChildrenToShape) && !item->contains(event->localPos())) + QPointF p = item->mapFromScene(event->windowPos()); + if ((itemPrivate->flags & QQuickItem::ItemClipsChildrenToShape) && !item->contains(p)) return false; QList<QQuickItem *> children = itemPrivate->paintOrderChildItems(); @@ -1960,7 +1970,6 @@ bool QQuickWindowPrivate::deliverNativeGestureEvent(QQuickItem *item, QNativeGes } // If still not accepted, try direct delivery to the item - QPointF p = item->mapFromScene(event->localPos()); if (item->contains(p)) { QNativeGestureEvent copy(event->gestureType(), event->device(), p, event->windowPos(), event->screenPos(), event->value(), 0L, 0L); // TODO can't copy things I can't access @@ -1981,15 +1990,16 @@ bool QQuickWindowPrivate::deliverTouchCancelEvent(QTouchEvent *event) qCDebug(DBG_TOUCH) << event; Q_Q(QQuickWindow); + if (q->mouseGrabberItem()) + q->mouseGrabberItem()->ungrabMouse(); + touchMouseId = -1; + touchMouseDevice = nullptr; + // A TouchCancel event will typically not contain any points. // Deliver it to all items and handlers that have active touches. QQuickPointerEvent *pointerEvent = pointerEventInstance(QQuickPointerDevice::touchDevice(event->device())); for (int i = 0; i < pointerEvent->pointCount(); ++i) pointerEvent->point(i)->cancelExclusiveGrabImpl(event); - touchMouseId = -1; - touchMouseDevice = nullptr; - if (q->mouseGrabberItem()) - q->mouseGrabberItem()->ungrabMouse(); // The next touch event can only be a TouchBegin, so clean up. pointerEvent->clearGrabbers(); @@ -2208,7 +2218,7 @@ void QQuickWindowPrivate::flushFrameSynchronousEvents() } } -QQuickPointerEvent *QQuickWindowPrivate::pointerEventInstance(QQuickPointerDevice *device, QEvent::Type eventType) const +QQuickPointerEvent *QQuickWindowPrivate::queryPointerEventInstance(QQuickPointerDevice *device, QEvent::Type eventType) const { // Search for a matching reusable event object. for (QQuickPointerEvent *e : pointerEventInstances) { @@ -2221,9 +2231,14 @@ QQuickPointerEvent *QQuickWindowPrivate::pointerEventInstance(QQuickPointerDevic if (e->device() == device) return e; } + return nullptr; +} - // Not found: we have to create a suitable event instance. - QQuickPointerEvent *ev = nullptr; +QQuickPointerEvent *QQuickWindowPrivate::pointerEventInstance(QQuickPointerDevice *device, QEvent::Type eventType) const +{ + QQuickPointerEvent *ev = queryPointerEventInstance(device, eventType); + if (ev) + return ev; QQuickWindow *q = const_cast<QQuickWindow*>(q_func()); switch (device->type()) { case QQuickPointerDevice::Mouse: @@ -2405,6 +2420,7 @@ void QQuickWindowPrivate::deliverTouchEvent(QQuickPointerTouchEvent *event) // Deliver touch points to existing grabbers void QQuickWindowPrivate::deliverUpdatedTouchPoints(QQuickPointerTouchEvent *event) { + bool done = false; const auto grabbers = event->exclusiveGrabbers(); for (auto grabber : grabbers) { // The grabber is guaranteed to be either an item or a handler. @@ -2414,52 +2430,52 @@ void QQuickWindowPrivate::deliverUpdatedTouchPoints(QQuickPointerTouchEvent *eve QQuickPointerHandler *handler = static_cast<QQuickPointerHandler *>(grabber); receiver = static_cast<QQuickPointerHandler *>(grabber)->parentItem(); if (sendFilteredPointerEvent(event, receiver)) - return; + done = true; event->localize(receiver); handler->handlePointerEvent(event); if (event->allPointsAccepted()) - return; + done = true; } + if (done) + break; // If the grabber is an item or the grabbing handler didn't handle it, // then deliver the event to the item (which may have multiple handlers). deliverMatchingPointsToItem(receiver, event); } - // If some points weren't grabbed, deliver only to non-grabber PointerHandlers - if (!event->allPointsGrabbed()) { - int pointCount = event->pointCount(); + // Deliver to each eventpoint's passive grabbers (but don't visit any handler more than once) + int pointCount = event->pointCount(); + for (int i = 0; i < pointCount; ++i) { + QQuickEventPoint *point = event->point(i); + deliverToPassiveGrabbers(point->passiveGrabbers(), event); + } + + if (done) + return; - // Deliver to each eventpoint's passive grabbers (but don't visit any handler more than once) + // If some points weren't grabbed, deliver only to non-grabber PointerHandlers in reverse paint order + if (!event->allPointsGrabbed()) { + QVector<QQuickItem *> targetItems; for (int i = 0; i < pointCount; ++i) { QQuickEventPoint *point = event->point(i); - deliverToPassiveGrabbers(point->passiveGrabbers(), event); - } - - // If some points weren't grabbed, deliver to non-grabber PointerHandlers in reverse paint order - if (!event->allPointsGrabbed()) { - QVector<QQuickItem *> targetItems; - for (int i = 0; i < pointCount; ++i) { - QQuickEventPoint *point = event->point(i); - if (point->state() == QQuickEventPoint::Pressed) - continue; // presses were delivered earlier; not the responsibility of deliverUpdatedTouchPoints - QVector<QQuickItem *> targetItemsForPoint = pointerTargets(contentItem, point->scenePosition(), false, false); - if (targetItems.count()) { - targetItems = mergePointerTargets(targetItems, targetItemsForPoint); - } else { - targetItems = targetItemsForPoint; - } - } - - for (QQuickItem *item: targetItems) { - if (grabbers.contains(item)) - continue; - QQuickItemPrivate *itemPrivate = QQuickItemPrivate::get(item); - event->localize(item); - itemPrivate->handlePointerEvent(event, true); // avoid re-delivering to grabbers - if (event->allPointsGrabbed()) - break; + if (point->state() == QQuickEventPoint::Pressed) + continue; // presses were delivered earlier; not the responsibility of deliverUpdatedTouchPoints + QVector<QQuickItem *> targetItemsForPoint = pointerTargets(contentItem, point->scenePosition(), false, false); + if (targetItems.count()) { + targetItems = mergePointerTargets(targetItems, targetItemsForPoint); + } else { + targetItems = targetItemsForPoint; } } + for (QQuickItem *item : targetItems) { + if (grabbers.contains(item)) + continue; + QQuickItemPrivate *itemPrivate = QQuickItemPrivate::get(item); + event->localize(item); + itemPrivate->handlePointerEvent(event, true); // avoid re-delivering to grabbers + if (event->allPointsGrabbed()) + break; + } } } @@ -2498,7 +2514,7 @@ bool QQuickWindowPrivate::deliverPressOrReleaseEvent(QQuickPointerEvent *event, continue; deliverMatchingPointsToItem(item, event, handlersOnly); if (event->allPointsAccepted()) - break; + handlersOnly = true; } return event->allPointsAccepted(); @@ -2513,8 +2529,9 @@ void QQuickWindowPrivate::deliverMatchingPointsToItem(QQuickItem *item, QQuickPo // Let the Item's handlers (if any) have the event first. // However, double click should never be delivered to handlers. if (!pointerEvent->isDoubleClickEvent()) { + bool wasAccepted = pointerEvent->allPointsAccepted(); itemPrivate->handlePointerEvent(pointerEvent); - allowDoubleClick = !(pointerEvent->asPointerMouseEvent() && pointerEvent->isPressEvent() && pointerEvent->allPointsAccepted()); + allowDoubleClick = wasAccepted || !(pointerEvent->asPointerMouseEvent() && pointerEvent->isPressEvent() && pointerEvent->allPointsAccepted()); } if (handlersOnly) return; @@ -2826,17 +2843,10 @@ bool QQuickWindowPrivate::sendFilteredPointerEventImpl(QQuickPointerEvent *event // get a touch event customized for delivery to filteringParent QScopedPointer<QTouchEvent> filteringParentTouchEvent(pte->touchEventForItem(receiver, true)); if (filteringParentTouchEvent) { - QVarLengthArray<QPair<QQuickPointerHandler *, QQuickEventPoint *>, 32> passiveGrabsToCancel; if (filteringParent->childMouseEventFilter(receiver, filteringParentTouchEvent.data())) { qCDebug(DBG_TOUCH) << "touch event intercepted by childMouseEventFilter of " << filteringParent; skipDelivery.append(filteringParent); for (auto point: qAsConst(filteringParentTouchEvent->touchPoints())) { - auto pointerEventPoint = pte->pointById(point.id()); - for (auto handler : pointerEventPoint->passiveGrabbers()) { - QPair<QQuickPointerHandler *, QQuickEventPoint *> grab(handler, pointerEventPoint); - if (!passiveGrabsToCancel.contains(grab)) - passiveGrabsToCancel.append(grab); - } QQuickEventPoint *pt = event->pointById(point.id()); pt->setAccepted(); pt->setGrabberItem(filteringParent); @@ -2882,12 +2892,6 @@ bool QQuickWindowPrivate::sendFilteredPointerEventImpl(QQuickPointerEvent *event touchMouseUnset = false; // We want to leave touchMouseId and touchMouseDevice set if (mouseEvent->isAccepted()) filteringParent->grabMouse(); - auto pointerEventPoint = pte->pointById(tp.id()); - for (auto handler : pointerEventPoint->passiveGrabbers()) { - QPair<QQuickPointerHandler *, QQuickEventPoint *> grab(handler, pointerEventPoint); - if (!passiveGrabsToCancel.contains(grab)) - passiveGrabsToCancel.append(grab); - } } filtered = true; } @@ -2903,8 +2907,6 @@ bool QQuickWindowPrivate::sendFilteredPointerEventImpl(QQuickPointerEvent *event } } } - for (auto grab : passiveGrabsToCancel) - grab.second->cancelPassiveGrab(grab.first); } } } |