QPixmap KItemListWidget::createDragPixmap(const QStyleOptionGraphicsItem* option,
QWidget* widget)
{
QPixmap pixmap(size().toSize() * widget->devicePixelRatio());
pixmap.setDevicePixelRatio(widget->devicePixelRatio());
pixmap.fill(Qt::transparent);
QPainter painter(&pixmap);
const bool oldAlternateBackground = m_alternateBackground;
const bool wasSelected = m_selected;
const bool wasHovered = m_hovered;
setAlternateBackground(false);
setSelected(false);
setHovered(false);
paint(&painter, option, widget);
setAlternateBackground(oldAlternateBackground);
setSelected(wasSelected);
setHovered(wasHovered);
return pixmap;
}
//_____________________________________________
void ScrolledWindowData::registerChild( GtkWidget* widget )
{
// make sure widget is not already in map
if( _childrenData.find( widget ) == _childrenData.end() )
{
#if OXYGEN_DEBUG
std::cerr
<< "Oxygen::ScrolledWindowData::registerChild -"
<< " " << widget << " (" << G_OBJECT_TYPE_NAME( widget ) << ")"
<< std::endl;
#endif
// adjust event mask
gtk_widget_add_events( widget, GDK_ENTER_NOTIFY_MASK|GDK_LEAVE_NOTIFY_MASK|GDK_FOCUS_CHANGE_MASK );
// allocate new Hover data
ChildData data;
data._destroyId.connect( G_OBJECT(widget), "destroy", G_CALLBACK( childDestroyNotifyEvent ), this );
data._enterId.connect( G_OBJECT(widget), "enter-notify-event", G_CALLBACK( enterNotifyEvent ), this );
data._leaveId.connect( G_OBJECT(widget), "leave-notify-event", G_CALLBACK( leaveNotifyEvent ), this );
data._focusInId.connect( G_OBJECT(widget), "focus-in-event", G_CALLBACK( focusInNotifyEvent ), this );
data._focusOutId.connect( G_OBJECT(widget), "focus-out-event", G_CALLBACK( focusOutNotifyEvent ), this );
// and insert in map
_childrenData.insert( std::make_pair( widget, data ) );
// set initial focus
setFocused( widget, gtk_widget_has_focus( widget ) );
// set initial hover
const bool enabled( gtk_widget_get_state( widget ) != GTK_STATE_INSENSITIVE );
// on connection, needs to check whether mouse pointer is in widget or not
// to have the proper initial value of the hover flag
if( enabled && gtk_widget_get_window( widget ) )
{
gint xPointer,yPointer;
gdk_window_get_pointer( gtk_widget_get_window( widget ), &xPointer, &yPointer, 0L );
const GtkAllocation allocation( Gtk::gtk_widget_get_allocation( widget ) );
const GdkRectangle rect( Gtk::gdk_rectangle( 0, 0, allocation.width, allocation.height ) );
setHovered( widget, Gtk::gdk_rectangle_contains( &rect, xPointer, yPointer ) );
} else setHovered( widget, false );
}
}
void QDeclarative1MouseArea::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
Q_D(QDeclarative1MouseArea);
d->moved = false;
d->stealMouse = d->preventStealing;
if (!d->absorb)
QDeclarativeItem::mousePressEvent(event);
else {
d->longPress = false;
d->saveEvent(event);
if (d->drag) {
d->dragX = drag()->axis() & QDeclarative1Drag::XAxis;
d->dragY = drag()->axis() & QDeclarative1Drag::YAxis;
}
if (d->drag)
d->drag->setActive(false);
setHovered(true);
d->startScene = event->scenePos();
// we should only start timer if pressAndHold is connected to.
if (d->isPressAndHoldConnected())
d->pressAndHoldTimer.start(PressAndHoldDelay, this);
setKeepMouseGrab(d->stealMouse);
event->setAccepted(setPressed(true));
}
}
void QQuickMouseArea::mouseReleaseEvent(QMouseEvent *event)
{
Q_D(QQuickMouseArea);
d->stealMouse = false;
if (!d->enabled && !d->pressed) {
QQuickItem::mouseReleaseEvent(event);
} else {
d->saveEvent(event);
setPressed(event->button(), false);
if (!d->pressed) {
// no other buttons are pressed
#ifndef QT_NO_DRAGANDDROP
if (d->drag)
d->drag->setActive(false);
#endif
// If we don't accept hover, we need to reset containsMouse.
if (!acceptHoverEvents())
setHovered(false);
QQuickWindow *w = window();
if (w && w->mouseGrabberItem() == this)
ungrabMouse();
setKeepMouseGrab(false);
}
}
d->doubleClick = false;
}
bool MarkupText::onMouseMove(void)
{
m_pt = transformToWndCoord(m_system.getCursor().getPosition());
m_pt -= m_area.getPosition();
bool linkhit = false;
if(m_selectedlnk)
{
linkhit = isHitChunk<LinkArea>(m_selectedlnk.get(), m_pt);
if(!linkhit)
{
setHovered(m_selectedlnk.get(), false);
m_selectedlnk.reset();
invalidate();
}
}
if(!m_selectedlnk)
{
std::vector<PLinkArea>::iterator ilink = std::find_if(m_links.begin(), m_links.end(), hovertester<LinkArea>(m_pt, *this));
if(ilink != m_links.end())
{
m_selectedlnk = (*ilink);
setHovered(m_selectedlnk.get(), true);
invalidate();
}
}
if(m_selectedtt)
{
bool hit = isHitChunk<TooltipArea>(m_selectedtt.get(), m_pt);
if(hit)
return true;
else
{
hideTooltip();
}
}
std::vector<PTooltipArea>::iterator itt = std::find_if(m_tooltips.begin(), m_tooltips.end(), hovertester<TooltipArea>(m_pt, *this));
if(itt != m_tooltips.end())
{
showTooltip(*itt);
}
return MarkupBase::onMouseMove();
}
void KListItem::hoverEnterEvent( QGraphicsSceneHoverEvent *event )
{
if(!itemSelected())
{
QVariant v = m_listWidget->itemHoveredBackgroundVariant();
setHovered(v);
}
}
void QQuickMouseArea::hoverLeaveEvent(QHoverEvent *event)
{
Q_D(QQuickMouseArea);
if (!d->enabled && !d->pressed)
QQuickItem::hoverLeaveEvent(event);
else
setHovered(false);
}
void QDeclarativeMouseArea::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
{
Q_D(QDeclarativeMouseArea);
if (!d->absorb)
QDeclarativeItem::hoverLeaveEvent(event);
else
setHovered(false);
}
void QDeclarativeGeoMapMouseArea::exitEvent()
{
if (!enabled_ || !hoverEnabled())
return;
setHovered(false);
emit exited();
}
void QDeclarativeGeoMapMouseArea::enterEvent()
{
if (!enabled_ || !hoverEnabled())
return;
setHovered(true);
emit entered();
}
void QDeclarativeMouseArea::setHoverEnabled(bool h)
{
Q_D(QDeclarativeMouseArea);
if (h == acceptHoverEvents())
return;
setAcceptHoverEvents(h);
emit hoverEnabledChanged();
if (d->hovered != isUnderMouse())
setHovered(!d->hovered);
}
void QDeclarativeMouseArea::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
{
Q_D(QDeclarativeMouseArea);
if (!d->absorb)
QDeclarativeItem::hoverEnterEvent(event);
else {
d->lastPos = event->pos();
setHovered(true);
QDeclarativeMouseEvent me(d->lastPos.x(), d->lastPos.y(), Qt::NoButton, Qt::NoButton, event->modifiers(), false, false);
emit mousePositionChanged(&me);
}
}
QVariant QDeclarativeMouseArea::itemChange(GraphicsItemChange change,
const QVariant &value)
{
Q_D(QDeclarativeMouseArea);
switch (change) {
case ItemVisibleHasChanged:
if (acceptHoverEvents() && d->hovered != (isVisible() && isUnderMouse()))
setHovered(!d->hovered);
break;
default:
break;
}
return QDeclarativeItem::itemChange(change, value);
}
bool CardItem::animationEvent()
{
int delta = 18;
if (!tapped)
delta *= -1;
tapAngle += delta;
setTransform(QTransform().translate((float) CARD_WIDTH / 2, (float) CARD_HEIGHT / 2).rotate(tapAngle).translate((float) -CARD_WIDTH / 2, (float) -CARD_HEIGHT / 2));
setHovered(false);
update();
if ((tapped && (tapAngle >= 90)) || (!tapped && (tapAngle <= 0)))
return false;
return true;
}
void QQuickMouseArea::hoverEnterEvent(QHoverEvent *event)
{
Q_D(QQuickMouseArea);
if (!d->enabled && !d->pressed) {
QQuickItem::hoverEnterEvent(event);
} else {
d->lastPos = event->posF();
d->lastModifiers = event->modifiers();
setHovered(true);
QQuickMouseEvent me(d->lastPos.x(), d->lastPos.y(), Qt::NoButton, Qt::NoButton, d->lastModifiers, false, false);
emit mouseXChanged(&me);
me.setPosition(d->lastPos);
emit mouseYChanged(&me);
me.setPosition(d->lastPos);
}
}
void TransparentScrollButtonH::hoverOff()
{
setHovered(true);
maxSizeAnimation_->stop();
maxSizeAnimation_->setDuration(L::thinTime);
maxSizeAnimation_->setStartValue(maximumHeight());
maxSizeAnimation_->setEndValue(minScrollButtonHeight_);
maxSizeAnimation_->start();
minSizeAnimation_->stop();
minSizeAnimation_->setDuration(L::thinTime);
minSizeAnimation_->setStartValue(maximumHeight());
minSizeAnimation_->setEndValue(minScrollButtonHeight_);
minSizeAnimation_->start();
update();
}
void QDeclarativeMouseArea::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
Q_D(QDeclarativeMouseArea);
if (!d->absorb) {
QDeclarativeItem::mouseReleaseEvent(event);
} else {
d->saveEvent(event);
setPressed(false);
if (d->drag)
d->drag->setActive(false);
// If we don't accept hover, we need to reset containsMouse.
if (!acceptHoverEvents())
setHovered(false);
setKeepMouseGrab(false);
}
}
bool CardItem::animationEvent()
{
int rotation = ROTATION_DEGREES_PER_FRAME;
if (!tapped)
rotation *= -1;
tapAngle += rotation;
setTransform(QTransform().translate(CARD_WIDTH_HALF, CARD_HEIGHT_HALF).rotate(tapAngle).translate(-CARD_WIDTH_HALF, -CARD_HEIGHT_HALF));
setHovered(false);
update();
if ((tapped && (tapAngle >= 90)) || (!tapped && (tapAngle <= 0)))
return false;
return true;
}
void TransparentScrollButtonV::hoverOn()
{
setHovered(true);
maxSizeAnimation_->stop();
maxSizeAnimation_->setDuration(L::wideTime);
maxSizeAnimation_->setStartValue(maximumWidth());
maxSizeAnimation_->setEndValue(maxScrollButtonWidth_);
maxSizeAnimation_->start();
minSizeAnimation_->stop();
minSizeAnimation_->setDuration(L::wideTime);
minSizeAnimation_->setStartValue(maximumWidth());
minSizeAnimation_->setEndValue(maxScrollButtonWidth_);
minSizeAnimation_->start();
update();
}
bool QDeclarativeMouseArea::sceneEvent(QEvent *event)
{
bool rv = QDeclarativeItem::sceneEvent(event);
if (event->type() == QEvent::UngrabMouse) {
Q_D(QDeclarativeMouseArea);
if (d->pressed) {
// if our mouse grab has been removed (probably by Flickable), fix our
// state
d->pressed = false;
setKeepMouseGrab(false);
QDeclarativeMouseEvent me(d->lastPos.x(), d->lastPos.y(), d->lastButton, d->lastButtons, d->lastModifiers, false, false);
emit released(&me);
emit pressedChanged();
setHovered(false);
}
}
return rv;
}
void QQuickMouseArea::itemChange(ItemChange change, const ItemChangeData &value)
{
Q_D(QQuickMouseArea);
switch (change) {
case ItemVisibleHasChanged:
if (acceptHoverEvents() && d->hovered != (isVisible() && isUnderMouse())) {
if (!d->hovered) {
QPointF cursorPos = QGuiApplicationPrivate::lastCursorPosition;
d->lastScenePos = d->window->mapFromGlobal(cursorPos.toPoint());
d->lastPos = mapFromScene(d->lastScenePos);
}
setHovered(!d->hovered);
}
break;
default:
break;
}
QQuickItem::itemChange(change, value);
}
void QDeclarativeMouseArea::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
Q_D(QDeclarativeMouseArea);
d->stealMouse = false;
if (!d->absorb) {
QDeclarativeItem::mouseReleaseEvent(event);
} else {
d->saveEvent(event);
setPressed(false);
if (d->drag)
d->drag->setActive(false);
// If we don't accept hover, we need to reset containsMouse.
if (!acceptHoverEvents())
setHovered(false);
QGraphicsScene *s = scene();
if (s && s->mouseGrabberItem() == this)
ungrabMouse();
setKeepMouseGrab(false);
}
d->doubleClick = false;
}
void QQuickMouseArea::mousePressEvent(QMouseEvent *event)
{
Q_D(QQuickMouseArea);
d->moved = false;
d->stealMouse = d->preventStealing;
if (!d->enabled || !(event->button() & acceptedMouseButtons())) {
QQuickItem::mousePressEvent(event);
} else {
d->longPress = false;
d->saveEvent(event);
#ifndef QT_NO_DRAGANDDROP
if (d->drag)
d->drag->setActive(false);
#endif
setHovered(true);
d->startScene = event->windowPos();
d->pressAndHoldTimer.start(QGuiApplication::styleHints()->mousePressAndHoldInterval(), this);
setKeepMouseGrab(d->stealMouse);
event->setAccepted(setPressed(event->button(), true));
}
}
void Button::motionHandler(int, int)
{
setHovered(true);
}
void MenuButton::enterEvent(QEvent *)
{
setHovered();
}
void QQuickMouseArea::mouseMoveEvent(QMouseEvent *event)
{
Q_D(QQuickMouseArea);
if (!d->enabled && !d->pressed) {
QQuickItem::mouseMoveEvent(event);
return;
}
d->saveEvent(event);
// ### we should skip this if these signals aren't used
// ### can GV handle this for us?
const bool isInside = contains(d->lastPos);
if (d->hovered && !isInside)
setHovered(false);
else if (!d->hovered && isInside)
setHovered(true);
#ifndef QT_NO_DRAGANDDROP
if (d->drag && d->drag->target()) {
if (!d->moved) {
d->targetStartPos = d->drag->target()->parentItem()
? d->drag->target()->parentItem()->mapToScene(d->drag->target()->position())
: d->drag->target()->position();
}
QPointF startLocalPos;
QPointF curLocalPos;
if (drag()->target()->parentItem()) {
startLocalPos = drag()->target()->parentItem()->mapFromScene(d->startScene);
curLocalPos = drag()->target()->parentItem()->mapFromScene(event->windowPos());
} else {
startLocalPos = d->startScene;
curLocalPos = event->windowPos();
}
qreal dx = qAbs(curLocalPos.x() - startLocalPos.x());
qreal dy = qAbs(curLocalPos.y() - startLocalPos.y());
if (keepMouseGrab() && d->stealMouse && !d->drag->active())
d->drag->setActive(true);
QPointF startPos = d->drag->target()->parentItem()
? d->drag->target()->parentItem()->mapFromScene(d->targetStartPos)
: d->targetStartPos;
QPointF dragPos = d->drag->target()->position();
bool dragX = drag()->axis() & QQuickDrag::XAxis;
bool dragY = drag()->axis() & QQuickDrag::YAxis;
if (dragX && d->drag->active()) {
qreal x = (curLocalPos.x() - startLocalPos.x()) + startPos.x();
if (x < drag()->xmin())
x = drag()->xmin();
else if (x > drag()->xmax())
x = drag()->xmax();
dragPos.setX(x);
}
if (dragY && d->drag->active()) {
qreal y = (curLocalPos.y() - startLocalPos.y()) + startPos.y();
if (y < drag()->ymin())
y = drag()->ymin();
else if (y > drag()->ymax())
y = drag()->ymax();
dragPos.setY(y);
}
d->drag->target()->setPosition(dragPos);
if (!keepMouseGrab()) {
bool xDragged = QQuickWindowPrivate::dragOverThreshold(dx, Qt::XAxis, event);
bool yDragged = QQuickWindowPrivate::dragOverThreshold(dy, Qt::YAxis, event);
if ((!dragY && !yDragged && dragX && xDragged)
|| (!dragX && !xDragged && dragY && yDragged)
|| (dragX && dragY && (xDragged || yDragged))) {
setKeepMouseGrab(true);
d->stealMouse = true;
}
}
d->moved = true;
}
#endif
QQuickMouseEvent me(d->lastPos.x(), d->lastPos.y(), d->lastButton, d->lastButtons, d->lastModifiers, false, d->longPress);
emit mouseXChanged(&me);
me.setPosition(d->lastPos);
emit mouseYChanged(&me);
me.setPosition(d->lastPos);
emit positionChanged(&me);
}
void QQuickMouseArea::mouseMoveEvent(QMouseEvent *event)
{
Q_D(QQuickMouseArea);
if (!d->enabled && !d->pressed) {
QQuickItem::mouseMoveEvent(event);
return;
}
d->saveEvent(event);
// ### we should skip this if these signals aren't used
// ### can GV handle this for us?
setHovered(contains(d->lastPos));
#ifndef QT_NO_DRAGANDDROP
if (d->drag && d->drag->target()) {
if (!d->moved) {
d->targetStartPos = d->drag->target()->parentItem()
? d->drag->target()->parentItem()->mapToScene(d->drag->target()->position())
: d->drag->target()->position();
}
QPointF startLocalPos;
QPointF curLocalPos;
if (drag()->target()->parentItem()) {
startLocalPos = drag()->target()->parentItem()->mapFromScene(d->startScene);
curLocalPos = drag()->target()->parentItem()->mapFromScene(event->windowPos());
} else {
startLocalPos = d->startScene;
curLocalPos = event->windowPos();
}
if (keepMouseGrab() && d->stealMouse && !d->drag->active())
d->drag->setActive(true);
QPointF startPos = d->drag->target()->parentItem()
? d->drag->target()->parentItem()->mapFromScene(d->targetStartPos)
: d->targetStartPos;
bool dragX = drag()->axis() & QQuickDrag::XAxis;
bool dragY = drag()->axis() & QQuickDrag::YAxis;
QPointF dragPos = d->drag->target()->position();
if (dragX) {
dragPos.setX(qBound(
d->drag->xmin(),
startPos.x() + curLocalPos.x() - startLocalPos.x(),
d->drag->xmax()));
}
if (dragY) {
dragPos.setY(qBound(
d->drag->ymin(),
startPos.y() + curLocalPos.y() - startLocalPos.y(),
d->drag->ymax()));
}
if (d->drag->active())
d->drag->target()->setPosition(dragPos);
if (!keepMouseGrab()
&& (QQuickWindowPrivate::dragOverThreshold(dragPos.x() - startPos.x(), Qt::XAxis, event, d->drag->threshold())
|| QQuickWindowPrivate::dragOverThreshold(dragPos.y() - startPos.y(), Qt::YAxis, event, d->drag->threshold()))) {
setKeepMouseGrab(true);
d->stealMouse = true;
if (d->drag->smoothed())
d->startScene = event->windowPos();
}
d->moved = true;
}
#endif
QQuickMouseEvent me(d->lastPos.x(), d->lastPos.y(), d->lastButton, d->lastButtons, d->lastModifiers, false, d->longPress);
emit mouseXChanged(&me);
me.setPosition(d->lastPos);
emit mouseYChanged(&me);
me.setPosition(d->lastPos);
emit positionChanged(&me);
}
void QDeclarativeMouseArea::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
Q_D(QDeclarativeMouseArea);
if (!d->absorb) {
QDeclarativeItem::mouseMoveEvent(event);
return;
}
d->saveEvent(event);
// ### we should skip this if these signals aren't used
// ### can GV handle this for us?
bool contains = boundingRect().contains(d->lastPos);
if (d->hovered && !contains)
setHovered(false);
else if (!d->hovered && contains)
setHovered(true);
if (d->drag && d->drag->target()) {
if (!d->moved) {
d->startX = drag()->target()->x();
d->startY = drag()->target()->y();
}
QPointF startLocalPos;
QPointF curLocalPos;
if (drag()->target()->parentItem()) {
startLocalPos = drag()->target()->parentItem()->mapFromScene(d->startScene);
curLocalPos = drag()->target()->parentItem()->mapFromScene(event->scenePos());
} else {
startLocalPos = d->startScene;
curLocalPos = event->scenePos();
}
const int dragThreshold = QApplication::startDragDistance();
qreal dx = qAbs(curLocalPos.x() - startLocalPos.x());
qreal dy = qAbs(curLocalPos.y() - startLocalPos.y());
if (keepMouseGrab() && d->stealMouse)
d->drag->setActive(true);
bool dragX = drag()->axis() & QDeclarativeDrag::XAxis;
bool dragY = drag()->axis() & QDeclarativeDrag::YAxis;
if (dragX && d->drag->active()) {
qreal x = (curLocalPos.x() - startLocalPos.x()) + d->startX;
if (x < drag()->xmin())
x = drag()->xmin();
else if (x > drag()->xmax())
x = drag()->xmax();
drag()->target()->setX(x);
}
if (dragY && d->drag->active()) {
qreal y = (curLocalPos.y() - startLocalPos.y()) + d->startY;
if (y < drag()->ymin())
y = drag()->ymin();
else if (y > drag()->ymax())
y = drag()->ymax();
drag()->target()->setY(y);
}
if (!keepMouseGrab()) {
if ((!dragY && dy < dragThreshold && dragX && dx > dragThreshold)
|| (!dragX && dx < dragThreshold && dragY && dy > dragThreshold)
|| (dragX && dragY && (dx > dragThreshold || dy > dragThreshold))) {
setKeepMouseGrab(true);
d->stealMouse = true;
}
}
d->moved = true;
}
QDeclarativeMouseEvent me(d->lastPos.x(), d->lastPos.y(), d->lastButton, d->lastButtons, d->lastModifiers, false, d->longPress);
emit mousePositionChanged(&me);
me.setX(d->lastPos.x());
me.setY(d->lastPos.y());
emit positionChanged(&me);
}
void Button::leaveHandler()
{
setHovered(false);
}