qtoolbutton.cpp

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#include "qtoolbutton.h"
#ifndef QT_NO_TOOLBUTTON

#include <qapplication.h>
#include <qdesktopwidget.h>
#include <qdrawutil.h>
#include <qevent.h>
#include <qicon.h>
#include <qmenu.h>
#include <qpainter.h>
#include <qpointer.h>
#include <qstyle.h>
#include <qstyleoption.h>
#include <qtooltip.h>
#include <qmainwindow.h>
#include <qtoolbar.h>
#include <qvariant.h>
#include <qstylepainter.h>
#include <private/qabstractbutton_p.h>
#include <private/qaction_p.h>
#include <private/qmenu_p.h>

QT_BEGIN_NAMESPACE

class QToolButtonPrivate : public QAbstractButtonPrivate
{
    Q_DECLARE_PUBLIC(QToolButton)
public:
    void init();
#ifndef QT_NO_MENU
    void _q_buttonPressed();
    void popupTimerDone();
    void _q_updateButtonDown();
    void _q_menuTriggered(QAction *);
#endif
    bool updateHoverControl(const QPoint &pos);
    void _q_actionTriggered();
    QStyle::SubControl newHoverControl(const QPoint &pos);
    QStyle::SubControl hoverControl;
    QRect hoverRect;
    QPointer<QAction> menuAction; //the menu set by the user (setMenu)
    QBasicTimer popupTimer;
    int delay;
    Qt::ArrowType arrowType;
    Qt::ToolButtonStyle toolButtonStyle;
    QToolButton::ToolButtonPopupMode popupMode;
    enum { NoButtonPressed=0, MenuButtonPressed=1, ToolButtonPressed=2 };
    uint buttonPressed : 2;
    uint menuButtonDown          : 1;
    uint autoRaise             : 1;
    uint repeat                : 1;
    QAction *defaultAction;
#ifndef QT_NO_MENU
    bool hasMenu() const;
    //workaround for task 177850
    QList<QAction *> actionsCopy;
#endif
#ifdef QT3_SUPPORT
    bool userDefinedPopupDelay;
#endif
};

#ifndef QT_NO_MENU
bool QToolButtonPrivate::hasMenu() const
{
    return ((defaultAction && defaultAction->menu())
            || (menuAction && menuAction->menu())
            || actions.size() > (defaultAction ? 1 : 0));
}
#endif

QToolButton::QToolButton(QWidget * parent)
    : QAbstractButton(*new QToolButtonPrivate, parent)
{
    Q_D(QToolButton);
    d->init();
}

#ifdef QT3_SUPPORT

QToolButton::QToolButton(QWidget * parent, const char *name)
    : QAbstractButton(*new QToolButtonPrivate, parent)
{
    Q_D(QToolButton);
    setObjectName(QString::fromAscii(name));
    d->init();
}

QToolButton::QToolButton(const QIcon& icon, const QString &textLabel,
                         const QString& statusTip,
                         QObject * receiver, const char *slot,
                         QWidget * parent, const char *name)
    : QAbstractButton(*new QToolButtonPrivate, parent)
{
    Q_D(QToolButton);
    setObjectName(QString::fromAscii(name));
    d->init();
    setIcon(icon);
    setText(textLabel);
    if (receiver && slot)
        connect(this, SIGNAL(clicked()), receiver, slot);
#ifndef QT_NO_TOOLTIP
    if (!textLabel.isEmpty())
        setToolTip(textLabel);
#endif
#ifndef QT_NO_STATUSTIP
    if (!statusTip.isEmpty())
        setStatusTip(statusTip);
#else
    Q_UNUSED(statusTip);
#endif
}


QToolButton::QToolButton(Qt::ArrowType type, QWidget *parent, const char *name)
    : QAbstractButton(*new QToolButtonPrivate, parent)
{
    Q_D(QToolButton);
    setObjectName(QString::fromAscii(name));
    d->init();
    setAutoRepeat(true);
    d->arrowType = type;
}

#endif


/*  Set-up code common to all the constructors */

void QToolButtonPrivate::init()
{
    Q_Q(QToolButton);
    delay = q->style()->styleHint(QStyle::SH_ToolButton_PopupDelay, 0, q);
#ifdef QT3_SUPPORT
    userDefinedPopupDelay = false;
#endif
    defaultAction = 0;
#ifndef QT_NO_TOOLBAR
    if (qobject_cast<QToolBar*>(parent))
        autoRaise = true;
    else
#endif
        autoRaise = false;
    arrowType = Qt::NoArrow;
    menuButtonDown = false;
    popupMode = QToolButton::DelayedPopup;
    buttonPressed = QToolButtonPrivate::NoButtonPressed;

    toolButtonStyle = Qt::ToolButtonIconOnly;
    hoverControl = QStyle::SC_None;

    q->setFocusPolicy(Qt::TabFocus);
    q->setSizePolicy(QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed,
                                 QSizePolicy::ToolButton));

#ifndef QT_NO_MENU
    QObject::connect(q, SIGNAL(pressed()), q, SLOT(_q_buttonPressed()));
#endif

    setLayoutItemMargins(QStyle::SE_ToolButtonLayoutItem);

}

void QToolButton::initStyleOption(QStyleOptionToolButton *option) const
{
    if (!option)
        return;

    Q_D(const QToolButton);
    option->initFrom(this);
    bool forceNoText = false;
    option->iconSize = iconSize(); //default value

#ifndef QT_NO_TOOLBAR
    if (parentWidget()) {
        if (QToolBar *toolBar = qobject_cast<QToolBar *>(parentWidget())) {
            option->iconSize = toolBar->iconSize();
        }
#ifdef QT3_SUPPORT
        else if (parentWidget()->inherits("Q3ToolBar")) {
            if (!option->iconSize.isValid()) {
                int iconSize = style()->pixelMetric(QStyle::PM_ToolBarIconSize, option, this);
                option->iconSize = d->icon.actualSize(QSize(iconSize, iconSize));
            }
            forceNoText = d->toolButtonStyle == Qt::ToolButtonIconOnly;
        }
#endif
    }
#endif // QT_NO_TOOLBAR

    if (!forceNoText)
        option->text = d->text;
    option->icon = d->icon;
    option->arrowType = d->arrowType;
    if (d->down)
        option->state |= QStyle::State_Sunken;
    if (d->checked)
        option->state |= QStyle::State_On;
    if (d->autoRaise)
        option->state |= QStyle::State_AutoRaise;
    if (!d->checked && !d->down)
        option->state |= QStyle::State_Raised;

    option->subControls = QStyle::SC_ToolButton;
    option->activeSubControls = QStyle::SC_None;

    option->features = QStyleOptionToolButton::None;
    if (d->popupMode == QToolButton::MenuButtonPopup) {
        option->subControls |= QStyle::SC_ToolButtonMenu;
        option->features |= QStyleOptionToolButton::MenuButtonPopup;
    }
    if (option->state & QStyle::State_MouseOver) {
        option->activeSubControls = d->hoverControl;
    }
    if (d->menuButtonDown) {
        option->state |= QStyle::State_Sunken;
        option->activeSubControls |= QStyle::SC_ToolButtonMenu;
    }
    if (d->down) {
        option->state |= QStyle::State_Sunken;
        option->activeSubControls |= QStyle::SC_ToolButton;
    }


    if (d->arrowType != Qt::NoArrow)
        option->features |= QStyleOptionToolButton::Arrow;
    if (d->popupMode == QToolButton::DelayedPopup)
        option->features |= QStyleOptionToolButton::PopupDelay;
#ifndef QT_NO_MENU
    if (d->hasMenu())
        option->features |= QStyleOptionToolButton::HasMenu;
#endif
    if (d->toolButtonStyle == Qt::ToolButtonFollowStyle) {
        option->toolButtonStyle = Qt::ToolButtonStyle(style()->styleHint(QStyle::SH_ToolButtonStyle, option, this));
    } else
        option->toolButtonStyle = d->toolButtonStyle;

    if (option->toolButtonStyle == Qt::ToolButtonTextBesideIcon) {
        // If the action is not prioritized, remove the text label to save space
        if (d->defaultAction && d->defaultAction->priority() < QAction::NormalPriority)
            option->toolButtonStyle = Qt::ToolButtonIconOnly;
    }

    if (d->icon.isNull() && d->arrowType == Qt::NoArrow && !forceNoText) {
        if (!d->text.isEmpty())
            option->toolButtonStyle = Qt::ToolButtonTextOnly;
        else if (option->toolButtonStyle != Qt::ToolButtonTextOnly)
            option->toolButtonStyle = Qt::ToolButtonIconOnly;
    }

    option->pos = pos();
    option->font = font();
}

QToolButton::~QToolButton()
{
}

QSize QToolButton::sizeHint() const
{
    Q_D(const QToolButton);
    if (d->sizeHint.isValid())
        return d->sizeHint;
    ensurePolished();

    int w = 0, h = 0;
    QStyleOptionToolButton opt;
    initStyleOption(&opt);

    QFontMetrics fm = fontMetrics();
    if (opt.toolButtonStyle != Qt::ToolButtonTextOnly) {
        QSize icon = opt.iconSize;
        w = icon.width();
        h = icon.height();
#ifdef Q_WS_MAC
        extern CGFloat qt_mac_get_scalefactor();
        w /= qt_mac_get_scalefactor();
        h /= qt_mac_get_scalefactor();
#endif
    }

    if (opt.toolButtonStyle != Qt::ToolButtonIconOnly) {
        QSize textSize = fm.size(Qt::TextShowMnemonic, text());
        textSize.setWidth(textSize.width() + fm.width(QLatin1Char(' '))*2);
        if (opt.toolButtonStyle == Qt::ToolButtonTextUnderIcon) {
            h += 4 + textSize.height();
            if (textSize.width() > w)
                w = textSize.width();
        } else if (opt.toolButtonStyle == Qt::ToolButtonTextBesideIcon) {
            w += 4 + textSize.width();
            if (textSize.height() > h)
                h = textSize.height();
        } else { // TextOnly
            w = textSize.width();
            h = textSize.height();
        }
    }

    opt.rect.setSize(QSize(w, h)); // PM_MenuButtonIndicator depends on the height
    if (d->popupMode == MenuButtonPopup)
        w += style()->pixelMetric(QStyle::PM_MenuButtonIndicator, &opt, this);

    d->sizeHint = style()->sizeFromContents(QStyle::CT_ToolButton, &opt, QSize(w, h), this).
                  expandedTo(QApplication::globalStrut());
    return d->sizeHint;
}

QSize QToolButton::minimumSizeHint() const
{
    return sizeHint();
}

Qt::ToolButtonStyle QToolButton::toolButtonStyle() const
{
    Q_D(const QToolButton);
    return d->toolButtonStyle;
}

Qt::ArrowType QToolButton::arrowType() const
{
    Q_D(const QToolButton);
    return d->arrowType;
}


void QToolButton::setToolButtonStyle(Qt::ToolButtonStyle style)
{
    Q_D(QToolButton);
    if (d->toolButtonStyle == style)
        return;

    d->toolButtonStyle = style;
    d->sizeHint = QSize();
    updateGeometry();
    if (isVisible()) {
        update();
    }
}

void QToolButton::setArrowType(Qt::ArrowType type)
{
    Q_D(QToolButton);
    if (d->arrowType == type)
        return;

    d->arrowType = type;
    d->sizeHint = QSize();
    updateGeometry();
    if (isVisible()) {
        update();
    }
}

void QToolButton::paintEvent(QPaintEvent *)
{
    QStylePainter p(this);
    QStyleOptionToolButton opt;
    initStyleOption(&opt);
    p.drawComplexControl(QStyle::CC_ToolButton, opt);
}

void QToolButton::actionEvent(QActionEvent *event)
{
    Q_D(QToolButton);
    QAction *action = event->action();
    switch (event->type()) {
    case QEvent::ActionChanged:
        if (action == d->defaultAction)
            setDefaultAction(action); // update button state
        break;
    case QEvent::ActionAdded:
        connect(action, SIGNAL(triggered()), this, SLOT(_q_actionTriggered()));
        break;
    case QEvent::ActionRemoved:
        if (d->defaultAction == action)
            d->defaultAction = 0;
#ifndef QT_NO_MENU
        if (action == d->menuAction)
            d->menuAction = 0;
#endif
        action->disconnect(this);
        break;
    default:
        ;
    }
    QAbstractButton::actionEvent(event);
}

QStyle::SubControl QToolButtonPrivate::newHoverControl(const QPoint &pos)
{
    Q_Q(QToolButton);
    QStyleOptionToolButton opt;
    q->initStyleOption(&opt);
    opt.subControls = QStyle::SC_All;
    hoverControl = q->style()->hitTestComplexControl(QStyle::CC_ToolButton, &opt, pos, q);
    if (hoverControl == QStyle::SC_None)
        hoverRect = QRect();
    else
        hoverRect = q->style()->subControlRect(QStyle::CC_ToolButton, &opt, hoverControl, q);
    return hoverControl;
}

bool QToolButtonPrivate::updateHoverControl(const QPoint &pos)
{
    Q_Q(QToolButton);
    QRect lastHoverRect = hoverRect;
    QStyle::SubControl lastHoverControl = hoverControl;
    bool doesHover = q->testAttribute(Qt::WA_Hover);
    if (lastHoverControl != newHoverControl(pos) && doesHover) {
        q->update(lastHoverRect);
        q->update(hoverRect);
        return true;
    }
    return !doesHover;
}

void QToolButtonPrivate::_q_actionTriggered()
{
    Q_Q(QToolButton);
    if (QAction *action = qobject_cast<QAction *>(q->sender()))
        emit q->triggered(action);
}

void QToolButton::enterEvent(QEvent * e)
{
    Q_D(QToolButton);
    if (d->autoRaise)
        update();
    if (d->defaultAction)
        d->defaultAction->hover();
    QAbstractButton::enterEvent(e);
}


void QToolButton::leaveEvent(QEvent * e)
{
    Q_D(QToolButton);
    if (d->autoRaise)
        update();

    QAbstractButton::leaveEvent(e);
}


void QToolButton::timerEvent(QTimerEvent *e)
{
#ifndef QT_NO_MENU
    Q_D(QToolButton);
    if (e->timerId() == d->popupTimer.timerId()) {
        d->popupTimerDone();
        return;
    }
#endif
    QAbstractButton::timerEvent(e);
}


void QToolButton::changeEvent(QEvent *e)
{
#ifndef QT_NO_TOOLBAR
    Q_D(QToolButton);
    if (e->type() == QEvent::ParentChange) {
        if (qobject_cast<QToolBar*>(parentWidget()))
            d->autoRaise = true;
    } else if (e->type() == QEvent::StyleChange
#ifdef Q_WS_MAC
               || e->type() == QEvent::MacSizeChange
#endif
               ) {
#ifdef QT3_SUPPORT
        if (!d->userDefinedPopupDelay)
#endif
        d->delay = style()->styleHint(QStyle::SH_ToolButton_PopupDelay, 0, this);
        d->setLayoutItemMargins(QStyle::SE_ToolButtonLayoutItem);
    }
#endif
    QAbstractButton::changeEvent(e);
}

void QToolButton::mousePressEvent(QMouseEvent *e)
{
    Q_D(QToolButton);
#ifndef QT_NO_MENU
    QStyleOptionToolButton opt;
    initStyleOption(&opt);
    if (e->button() == Qt::LeftButton && (d->popupMode == MenuButtonPopup)) {
        QRect popupr = style()->subControlRect(QStyle::CC_ToolButton, &opt,
                                               QStyle::SC_ToolButtonMenu, this);
        if (popupr.isValid() && popupr.contains(e->pos())) {
            d->buttonPressed = QToolButtonPrivate::MenuButtonPressed;
            showMenu();
            return;
        }
    }
#endif
    d->buttonPressed = QToolButtonPrivate::ToolButtonPressed;
    QAbstractButton::mousePressEvent(e);
}

void QToolButton::mouseReleaseEvent(QMouseEvent *e)
{
    Q_D(QToolButton);
    QAbstractButton::mouseReleaseEvent(e);
    d->buttonPressed = QToolButtonPrivate::NoButtonPressed;
}

bool QToolButton::hitButton(const QPoint &pos) const
{
    Q_D(const QToolButton);
    if(QAbstractButton::hitButton(pos))
        return (d->buttonPressed != QToolButtonPrivate::MenuButtonPressed);
    return false;
}

#ifdef QT3_SUPPORT

QIcon QToolButton::onIconSet() const
{
    return icon();
}

QIcon QToolButton::offIconSet() const
{
    return icon();
}


void QToolButton::setOnIconSet(const QIcon& set)
{
    setIcon(set);
}

void QToolButton::setOffIconSet(const QIcon& set)
{
    setIcon(set);
}


void QToolButton::setIconSet(const QIcon & set, bool /* on */)
{
    QAbstractButton::setIcon(set);
}

QIcon QToolButton::iconSet(bool /* on */) const
{
    return QAbstractButton::icon();
}

#endif

#ifndef QT_NO_MENU

void QToolButton::setMenu(QMenu* menu)
{
    Q_D(QToolButton);

    if (d->menuAction)
        removeAction(d->menuAction);

    if (menu) {
        d->menuAction = menu->menuAction();
        addAction(d->menuAction);
    } else {
        d->menuAction = 0;
    }
    update();
}

QMenu* QToolButton::menu() const
{
    Q_D(const QToolButton);
    if (d->menuAction)
        return d->menuAction->menu();
    return 0;
}

void QToolButton::showMenu()
{
    Q_D(QToolButton);
    if (!d->hasMenu()) {
        d->menuButtonDown = false;
        return; // no menu to show
    }
    // prevent recursions spinning another event loop
    if (d->menuButtonDown)
        return;

    d->menuButtonDown = true;
    repaint();
    d->popupTimer.stop();
    d->popupTimerDone();
}

void QToolButtonPrivate::_q_buttonPressed()
{
    Q_Q(QToolButton);
    if (!hasMenu())
        return; // no menu to show
    if (popupMode == QToolButton::MenuButtonPopup)
        return;
    else if (delay > 0 && !popupTimer.isActive() && popupMode == QToolButton::DelayedPopup)
        popupTimer.start(delay, q);
    else if (delay == 0 || popupMode == QToolButton::InstantPopup)
        q->showMenu();
}

void QToolButtonPrivate::popupTimerDone()
{
    Q_Q(QToolButton);
    popupTimer.stop();
    if (!menuButtonDown && !down)
        return;

    menuButtonDown = true;
    QPointer<QMenu> actualMenu;
    bool mustDeleteActualMenu = false;
    if(menuAction) {
        actualMenu = menuAction->menu();
    } else if (defaultAction && defaultAction->menu()) {
        actualMenu = defaultAction->menu();
    } else {
        actualMenu = new QMenu(q);
        mustDeleteActualMenu = true;
        for(int i = 0; i < actions.size(); i++)
            actualMenu->addAction(actions.at(i));
    }
    repeat = q->autoRepeat();
    q->setAutoRepeat(false);
    bool horizontal = true;
#if !defined(QT_NO_TOOLBAR)
    QToolBar *tb = qobject_cast<QToolBar*>(parent);
    if (tb && tb->orientation() == Qt::Vertical)
        horizontal = false;
#endif
    QPoint p;
    QRect screen = QApplication::desktop()->availableGeometry(q);
    QSize sh = ((QToolButton*)(QMenu*)actualMenu)->receivers(SIGNAL(aboutToShow()))? QSize() : actualMenu->sizeHint();
    QRect rect = q->rect();
    if (horizontal) {
        if (q->isRightToLeft()) {
            if (q->mapToGlobal(QPoint(0, rect.bottom())).y() + sh.height() <= screen.height()) {
                p = q->mapToGlobal(rect.bottomRight());
            } else {
                p = q->mapToGlobal(rect.topRight() - QPoint(0, sh.height()));
            }
            p.rx() -= sh.width();
        } else {
            if (q->mapToGlobal(QPoint(0, rect.bottom())).y() + sh.height() <= screen.height()) {
                p = q->mapToGlobal(rect.bottomLeft());
            } else {
                p = q->mapToGlobal(rect.topLeft() - QPoint(0, sh.height()));
            }
        }
    } else {
        if (q->isRightToLeft()) {
            if (q->mapToGlobal(QPoint(rect.left(), 0)).x() - sh.width() <= screen.x()) {
                p = q->mapToGlobal(rect.topRight());
            } else {
                p = q->mapToGlobal(rect.topLeft());
                p.rx() -= sh.width();
            }
        } else {
            if (q->mapToGlobal(QPoint(rect.right(), 0)).x() + sh.width() <= screen.right()) {
                p = q->mapToGlobal(rect.topRight());
            } else {
                p = q->mapToGlobal(rect.topLeft() - QPoint(sh.width(), 0));
            }
        }
    }
    p.rx() = qMax(screen.left(), qMin(p.x(), screen.right() - sh.width()));
    p.ry() += 1;
    QPointer<QToolButton> that = q;
    actualMenu->setNoReplayFor(q);
    if (!mustDeleteActualMenu) //only if action are not in this widget
        QObject::connect(actualMenu, SIGNAL(triggered(QAction*)), q, SLOT(_q_menuTriggered(QAction*)));
    QObject::connect(actualMenu, SIGNAL(aboutToHide()), q, SLOT(_q_updateButtonDown()));
    actualMenu->d_func()->causedPopup.widget = q;
    actualMenu->d_func()->causedPopup.action = defaultAction;
    actionsCopy = q->actions(); //(the list of action may be modified in slots)
    actualMenu->exec(p);
    QObject::disconnect(actualMenu, SIGNAL(aboutToHide()), q, SLOT(_q_updateButtonDown()));
    if (mustDeleteActualMenu)
        delete actualMenu;
    else
        QObject::disconnect(actualMenu, SIGNAL(triggered(QAction*)), q, SLOT(_q_menuTriggered(QAction*)));

    if (!that)
        return;

    actionsCopy.clear();

    if (repeat)
        q->setAutoRepeat(true);
}

void QToolButtonPrivate::_q_updateButtonDown()
{
    Q_Q(QToolButton);
    menuButtonDown = false;
    if (q->isDown())
        q->setDown(false);
    else
        q->repaint();
}

void QToolButtonPrivate::_q_menuTriggered(QAction *action)
{
    Q_Q(QToolButton);
    if (action && !actionsCopy.contains(action))
        emit q->triggered(action);
}
#endif // QT_NO_MENU

#ifdef QT3_SUPPORT

void QToolButton::setPopupDelay(int delay)
{
    Q_D(QToolButton);
    d->userDefinedPopupDelay = true;
    d->delay = delay;

    update();
}

int QToolButton::popupDelay() const
{
    Q_D(const QToolButton);
    return d->delay;
}
#endif

#ifndef QT_NO_MENU

void QToolButton::setPopupMode(ToolButtonPopupMode mode)
{
    Q_D(QToolButton);
    d->popupMode = mode;
}

QToolButton::ToolButtonPopupMode QToolButton::popupMode() const
{
    Q_D(const QToolButton);
    return d->popupMode;
}
#endif

void QToolButton::setAutoRaise(bool enable)
{
    Q_D(QToolButton);
    d->autoRaise = enable;

    update();
}

bool QToolButton::autoRaise() const
{
    Q_D(const QToolButton);
    return d->autoRaise;
}

void QToolButton::setDefaultAction(QAction *action)
{
    Q_D(QToolButton);
#ifndef QT_NO_MENU
    bool hadMenu = false;
    hadMenu = d->hasMenu();
#endif
    d->defaultAction = action;
    if (!action)
        return;
    if (!actions().contains(action))
        addAction(action);
    setText(action->iconText());
    setIcon(action->icon());
#ifndef QT_NO_TOOLTIP
    setToolTip(action->toolTip());
#endif
#ifndef QT_NO_STATUSTIP
    setStatusTip(action->statusTip());
#endif
#ifndef QT_NO_WHATSTHIS
    setWhatsThis(action->whatsThis());
#endif
#ifndef QT_NO_MENU
    if (action->menu() && !hadMenu) {
        // new 'default' popup mode defined introduced by tool bar. We
        // should have changed QToolButton's default instead. Do that
        // in 4.2.
        setPopupMode(QToolButton::MenuButtonPopup);
    }
#endif
    setCheckable(action->isCheckable());
    setChecked(action->isChecked());
    setEnabled(action->isEnabled());
    if (action->d_func()->fontSet)
        setFont(action->font());
}


QAction *QToolButton::defaultAction() const
{
    Q_D(const QToolButton);
    return d->defaultAction;
}



void QToolButton::nextCheckState()
{
    Q_D(QToolButton);
    if (!d->defaultAction)
        QAbstractButton::nextCheckState();
    else
        d->defaultAction->trigger();
}

bool QToolButton::event(QEvent *event)
{
    switch(event->type()) {
    case QEvent::HoverEnter:
    case QEvent::HoverLeave:
    case QEvent::HoverMove:
    if (const QHoverEvent *he = static_cast<const QHoverEvent *>(event))
        d_func()->updateHoverControl(he->pos());
        break;
    default:
        break;
    }
    return QAbstractButton::event(event);
}

QToolButton::QToolButton(QToolButtonPrivate &dd, QWidget *parent)
    :QAbstractButton(dd, parent)
{
    Q_D(QToolButton);
    d->init();
}

QT_END_NAMESPACE

#include "moc_qtoolbutton.cpp"

#endif