diff options
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativeflickable.cpp')
| -rw-r--r-- | src/declarative/graphicsitems/qdeclarativeflickable.cpp | 213 |
1 files changed, 122 insertions, 91 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativeflickable.cpp b/src/declarative/graphicsitems/qdeclarativeflickable.cpp index 34b0606..a7a8983 100644 --- a/src/declarative/graphicsitems/qdeclarativeflickable.cpp +++ b/src/declarative/graphicsitems/qdeclarativeflickable.cpp @@ -125,12 +125,14 @@ QDeclarativeFlickablePrivate::QDeclarativeFlickablePrivate() : viewport(new QDeclarativeItem) , hData(this, &QDeclarativeFlickablePrivate::setRoundedViewportX) , vData(this, &QDeclarativeFlickablePrivate::setRoundedViewportY) - , flicked(false), moving(false), stealMouse(false) - , pressed(false) + , flickingHorizontally(false), flickingVertically(false) + , hMoved(false), vMoved(false) + , movingHorizontally(false), movingVertically(false) + , stealMouse(false), pressed(false) , interactive(true), deceleration(500), maxVelocity(2000), reportedVelocitySmoothing(100) , delayedPressEvent(0), delayedPressTarget(0), pressDelay(0), fixupDuration(600) , vTime(0), visibleArea(0) - , flickDirection(QDeclarativeFlickable::AutoFlickDirection) + , flickableDirection(QDeclarativeFlickable::AutoFlickDirection) , boundsBehavior(QDeclarativeFlickable::DragAndOvershootBounds) { } @@ -226,10 +228,15 @@ void QDeclarativeFlickablePrivate::flick(AxisData &data, qreal minExtent, qreal timeline.reset(data.move); timeline.accel(data.move, v, deceleration, maxDistance); timeline.callback(QDeclarativeTimeLineCallback(&data.move, fixupCallback, this)); - if (!flicked) { - flicked = true; - emit q->flickingChanged(); - emit q->flickStarted(); + if (!flickingHorizontally && q->xflick()) { + flickingHorizontally = true; + emit q->flickingChanged(); // deprecated + emit q->flickingHorizontallyChanged(); + } + if (!flickingVertically && q->yflick()) { + flickingVertically = true; + emit q->flickingChanged(); // deprecated + emit q->flickingVerticallyChanged(); } } else { timeline.reset(data.move); @@ -274,7 +281,6 @@ void QDeclarativeFlickablePrivate::fixup(AxisData &data, qreal minExtent, qreal q->viewportMoved(); } } - //emit flickingChanged(); } else if (data.move.value() < maxExtent) { timeline.reset(data.move); if (fixupDuration) { @@ -285,11 +291,7 @@ void QDeclarativeFlickablePrivate::fixup(AxisData &data, qreal minExtent, qreal data.move.setValue(maxExtent); q->viewportMoved(); } - //emit flickingChanged(); - } else { - flicked = false; } - vTime = timeline.time(); } @@ -363,37 +365,6 @@ void QDeclarativeFlickablePrivate::updateBeginningEnd() */ /*! - \qmlsignal Flickable::onMovementStarted() - - This handler is called when the view begins moving due to user - interaction. -*/ - -/*! - \qmlsignal Flickable::onMovementEnded() - - This handler is called when the view stops moving due to user - interaction. If a flick was generated, this handler will - be triggered once the flick stops. If a flick was not - generated, the handler will be triggered when the - user stops dragging - i.e. a mouse or touch release. -*/ - -/*! - \qmlsignal Flickable::onFlickStarted() - - This handler is called when the view is flicked. A flick - starts from the point that the mouse or touch is released, - while still in motion. -*/ - -/*! - \qmlsignal Flickable::onFlickEnded() - - This handler is called when the view stops moving due to a flick. -*/ - -/*! \qmlproperty real Flickable::visibleArea.xPosition \qmlproperty real Flickable::visibleArea.widthRatio \qmlproperty real Flickable::visibleArea.yPosition @@ -498,12 +469,14 @@ void QDeclarativeFlickable::setInteractive(bool interactive) Q_D(QDeclarativeFlickable); if (interactive != d->interactive) { d->interactive = interactive; - if (!interactive && d->flicked) { + if (!interactive && (d->flickingHorizontally || d->flickingVertically)) { d->timeline.clear(); d->vTime = d->timeline.time(); - d->flicked = false; - emit flickingChanged(); - emit flickEnded(); + d->flickingHorizontally = false; + d->flickingVertically = false; + emit flickingChanged(); // deprecated + emit flickingHorizontallyChanged(); + emit flickingVerticallyChanged(); } emit interactiveChanged(); } @@ -582,7 +555,7 @@ QDeclarativeFlickableVisibleArea *QDeclarativeFlickable::visibleArea() } /*! - \qmlproperty enumeration Flickable::flickDirection + \qmlproperty enumeration Flickable::flickableDirection This property determines which directions the view can be flicked. @@ -596,21 +569,33 @@ QDeclarativeFlickableVisibleArea *QDeclarativeFlickable::visibleArea() \o Flickable.HorizontalAndVerticalFlick - allows flicking in both directions. \endlist */ -QDeclarativeFlickable::FlickDirection QDeclarativeFlickable::flickDirection() const +QDeclarativeFlickable::FlickableDirection QDeclarativeFlickable::flickableDirection() const { Q_D(const QDeclarativeFlickable); - return d->flickDirection; + return d->flickableDirection; } -void QDeclarativeFlickable::setFlickDirection(FlickDirection direction) +void QDeclarativeFlickable::setFlickableDirection(FlickableDirection direction) { Q_D(QDeclarativeFlickable); - if (direction != d->flickDirection) { - d->flickDirection = direction; - emit flickDirectionChanged(); + if (direction != d->flickableDirection) { + d->flickableDirection = direction; + emit flickableDirectionChanged(); } } +QDeclarativeFlickable::FlickableDirection QDeclarativeFlickable::flickDirection() const +{ + qmlInfo(this) << "'flickDirection' is deprecated. Please use 'flickableDirection' instead."; + return flickableDirection(); +} + +void QDeclarativeFlickable::setFlickDirection(FlickableDirection direction) +{ + qmlInfo(this) << "'flickDirection' is deprecated. Please use 'flickableDirection' instead."; + setFlickableDirection(direction); +} + void QDeclarativeFlickablePrivate::handleMousePressEvent(QGraphicsSceneMouseEvent *event) { if (interactive && timeline.isActive() && (qAbs(hData.velocity) > 10 || qAbs(vData.velocity) > 10)) @@ -626,7 +611,8 @@ void QDeclarativeFlickablePrivate::handleMousePressEvent(QGraphicsSceneMouseEven pressPos = event->pos(); hData.pressPos = hData.move.value(); vData.pressPos = vData.move.value(); - flicked = false; + flickingHorizontally = false; + flickingVertically = false; QDeclarativeItemPrivate::start(pressTime); QDeclarativeItemPrivate::start(velocityTime); } @@ -638,7 +624,6 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent return; bool rejectY = false; bool rejectX = false; - bool moved = false; if (q->yflick()) { int dy = int(event->pos().y() - pressPos.y()); @@ -660,7 +645,7 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent } if (!rejectY && stealMouse) { vData.move.setValue(qRound(newY)); - moved = true; + vMoved = true; } if (qAbs(dy) > QApplication::startDragDistance()) stealMouse = true; @@ -687,7 +672,7 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent } if (!rejectX && stealMouse) { hData.move.setValue(qRound(newX)); - moved = true; + hMoved = true; } if (qAbs(dx) > QApplication::startDragDistance()) @@ -717,7 +702,7 @@ void QDeclarativeFlickablePrivate::handleMouseMoveEvent(QGraphicsSceneMouseEvent if (rejectY) vData.velocity = 0; if (rejectX) hData.velocity = 0; - if (moved) { + if (hMoved || vMoved) { q->movementStarting(); q->viewportMoved(); } @@ -812,9 +797,9 @@ void QDeclarativeFlickable::wheelEvent(QGraphicsSceneWheelEvent *event) d->vData.velocity = qMax(event->delta() - d->vData.smoothVelocity.value(), qreal(250.0)); else d->vData.velocity = qMin(event->delta() - d->vData.smoothVelocity.value(), qreal(-250.0)); - d->flicked = false; + d->flickingVertically = false; d->flickY(d->vData.velocity); - if (d->flicked) + if (d->flickingVertically) movementStarting(); event->accept(); } else if (xflick()) { @@ -822,9 +807,9 @@ void QDeclarativeFlickable::wheelEvent(QGraphicsSceneWheelEvent *event) d->hData.velocity = qMax(event->delta() - d->hData.smoothVelocity.value(), qreal(250.0)); else d->hData.velocity = qMin(event->delta() - d->hData.smoothVelocity.value(), qreal(-250.0)); - d->flicked = false; + d->flickingHorizontally = false; d->flickX(d->hData.velocity); - if (d->flicked) + if (d->flickingHorizontally) movementStarting(); event->accept(); } else { @@ -1091,7 +1076,7 @@ void QDeclarativeFlickable::setContentWidth(qreal w) else d->viewport->setWidth(w); // Make sure that we're entirely in view. - if (!d->pressed && !d->moving) { + if (!d->pressed && !d->movingHorizontally && !d->movingVertically) { int oldDuration = d->fixupDuration; d->fixupDuration = 0; d->fixupX(); @@ -1118,7 +1103,7 @@ void QDeclarativeFlickable::setContentHeight(qreal h) else d->viewport->setHeight(h); // Make sure that we're entirely in view. - if (!d->pressed && !d->moving) { + if (!d->pressed && !d->movingHorizontally && !d->movingVertically) { int oldDuration = d->fixupDuration; d->fixupDuration = 0; d->fixupY(); @@ -1149,17 +1134,17 @@ qreal QDeclarativeFlickable::vHeight() const bool QDeclarativeFlickable::xflick() const { Q_D(const QDeclarativeFlickable); - if (d->flickDirection == QDeclarativeFlickable::AutoFlickDirection) + if (d->flickableDirection == QDeclarativeFlickable::AutoFlickDirection) return vWidth() != width(); - return d->flickDirection & QDeclarativeFlickable::HorizontalFlick; + return d->flickableDirection & QDeclarativeFlickable::HorizontalFlick; } bool QDeclarativeFlickable::yflick() const { Q_D(const QDeclarativeFlickable); - if (d->flickDirection == QDeclarativeFlickable::AutoFlickDirection) + if (d->flickableDirection == QDeclarativeFlickable::AutoFlickDirection) return vHeight() != height(); - return d->flickDirection & QDeclarativeFlickable::VerticalFlick; + return d->flickableDirection & QDeclarativeFlickable::VerticalFlick; } bool QDeclarativeFlickable::sendMouseEvent(QGraphicsSceneMouseEvent *event) @@ -1281,16 +1266,30 @@ void QDeclarativeFlickable::setFlickDeceleration(qreal deceleration) emit flickDecelerationChanged(); } +bool QDeclarativeFlickable::isFlicking() const +{ + Q_D(const QDeclarativeFlickable); + qmlInfo(this) << "'flicking' is deprecated. Please use 'flickingHorizontally' and 'flickingVertically' instead."; + return d->flickingHorizontally || d->flickingVertically; +} + /*! - \qmlproperty bool Flickable::flicking + \qmlproperty bool Flickable::flickingHorizontally + \qmlproperty bool Flickable::flickingVertically - This property holds whether the view is currently moving due to - the user flicking the view. + These properties hold whether the view is currently moving horizontally + or vertically due to the user flicking the view. */ -bool QDeclarativeFlickable::isFlicking() const +bool QDeclarativeFlickable::isFlickingHorizontally() const { Q_D(const QDeclarativeFlickable); - return d->flicked; + return d->flickingHorizontally; +} + +bool QDeclarativeFlickable::isFlickingVertically() const +{ + Q_D(const QDeclarativeFlickable); + return d->flickingVertically; } /*! @@ -1319,40 +1318,72 @@ void QDeclarativeFlickable::setPressDelay(int delay) emit pressDelayChanged(); } + +bool QDeclarativeFlickable::isMoving() const +{ + Q_D(const QDeclarativeFlickable); + qmlInfo(this) << "'moving' is deprecated. Please use 'movingHorizontally' or 'movingVertically' instead."; + return d->movingHorizontally || d->movingVertically; +} + /*! - \qmlproperty bool Flickable::moving + \qmlproperty bool Flickable::movingHorizontally + \qmlproperty bool Flickable::movingVertically - This property holds whether the view is currently moving due to - the user either dragging or flicking the view. + These properties hold whether the view is currently moving horizontally + or vertically due to the user either dragging or flicking the view. */ -bool QDeclarativeFlickable::isMoving() const +bool QDeclarativeFlickable::isMovingHorizontally() const +{ + Q_D(const QDeclarativeFlickable); + return d->movingHorizontally; +} + +bool QDeclarativeFlickable::isMovingVertically() const { Q_D(const QDeclarativeFlickable); - return d->moving; + return d->movingVertically; } void QDeclarativeFlickable::movementStarting() { Q_D(QDeclarativeFlickable); - if (!d->moving) { - d->moving = true; - emit movingChanged(); - emit movementStarted(); + if (d->hMoved && !d->movingHorizontally) { + d->movingHorizontally = true; + emit movingChanged(); // deprecated + emit movingHorizontallyChanged(); + } + if (d->vMoved && !d->movingVertically) { + d->movingVertically = true; + emit movingChanged(); // deprecated + emit movingVerticallyChanged(); } } void QDeclarativeFlickable::movementEnding() { Q_D(QDeclarativeFlickable); - if (d->moving) { - d->moving = false; - emit movingChanged(); - emit movementEnded(); + if (d->flickingHorizontally) { + d->flickingHorizontally = false; + emit flickingChanged(); // deprecated + emit flickingHorizontallyChanged(); + } + if (d->flickingVertically) { + d->flickingVertically = false; + emit flickingChanged(); // deprecated + emit flickingVerticallyChanged(); + } + if (d->movingHorizontally) { + d->movingHorizontally = false; + d->hMoved = false; + emit movingChanged(); // deprecated + emit movingHorizontallyChanged(); } - if (d->flicked) { - d->flicked = false; - emit flickingChanged(); - emit flickEnded(); + if (d->movingVertically) { + d->movingVertically = false; + d->vMoved = false; + emit movingChanged(); // deprecated + emit movingVerticallyChanged(); } d->hData.smoothVelocity.setValue(0); d->vData.smoothVelocity.setValue(0); |