bool QToolBoxHelper::eventFilter(QObject *watched, QEvent *event)
{
    switch (event->type()) {
    case QEvent::ChildPolished:
        // Install on the buttons
        if (watched == m_toolbox) {
            QChildEvent *ce = static_cast<QChildEvent *>(event);
            if (!qstrcmp(ce->child()->metaObject()->className(), "QToolBoxButton"))
                ce->child()->installEventFilter(this);
        }
        break;
    case QEvent::ContextMenu:
        if (watched != m_toolbox) {
            // An action invoked from the passive interactor (ToolBox button) might
            // cause its deletion within its event handler, triggering a warning. Re-post
            // the event to the toolbox.
            QContextMenuEvent *current = static_cast<QContextMenuEvent *>(event);
            QContextMenuEvent *copy = new QContextMenuEvent(current->reason(), current->pos(), current-> globalPos(), current->modifiers());
            QApplication::postEvent(m_toolbox, copy);
            current->accept();
            return true;
        }
        break;
    case QEvent::MouseButtonRelease:
        if (watched != m_toolbox)
            if (QDesignerFormWindowInterface *fw = QDesignerFormWindowInterface::findFormWindow(m_toolbox)) {
                fw->clearSelection();
                fw->selectWidget(m_toolbox, true);
            }
        break;
    default:
        break;
    }
    return QObject::eventFilter(watched, event);
}
Пример #2
0
bool ChildActionEventFilter::eventFilter (QObject *obj, QEvent *event)
{
	if (event->type () == QEvent::ChildAdded ||
			event->type () == QEvent::ChildPolished)
	{
		QChildEvent *e = static_cast<QChildEvent*> (event);
		auto child = e->child ();
		child->installEventFilter (this);

		if (auto act = qobject_cast<QAction*> (child))
			IconThemeEngine::Instance ().UpdateIconset ({ act });
		else if (auto tb = qobject_cast<QToolButton*> (child))
		{
			if (auto act = tb->defaultAction ())
				IconThemeEngine::Instance ().UpdateIconset ({ act });
			if (auto menu = tb->menu ())
				IconThemeEngine::Instance ().UpdateIconset ({ menu->menuAction () });
		}
		else if (auto pb = qobject_cast<QPushButton*> (child))
			IconThemeEngine::Instance ().UpdateIconset ({ pb });
		else
		{
			IconThemeEngine::Instance ()
				.UpdateIconset (child->findChildren<QAction*> ());
			IconThemeEngine::Instance ()
				.UpdateIconset (child->findChildren<QPushButton*> ());
			IconThemeEngine::Instance ()
				.UpdateIconset (child->findChildren<QTabWidget*> ());
		}
		return false;
	}
	else
		return QObject::eventFilter (obj, event);
}
Пример #3
0
bool EventLoop::eventFilter(QObject *obj, QEvent *event) {
    if ((event->type() == QEvent::KeyPress) ||
        (event->type() == QEvent::KeyRelease) ||
        (event->type() == QEvent::MouseButtonDblClick) ||
        (event->type() == QEvent::MouseButtonPress) ||
        (event->type() == QEvent::MouseButtonRelease) ||
        (event->type() == QEvent::MouseMove)) {
        if (!obj->inherits("QLineEdit") &&
            !obj->inherits("QPushButton") &&
            !obj->inherits("QScrollBar") &&
            !obj->inherits("QScrollArea")) return true;
    }

    if ((event->type() == QEvent::Show) && obj->inherits("QDialog")) {
        if (QApplication::overrideCursor() != NULL) QApplication::changeOverrideCursor(Qt::ArrowCursor);
    }

    if ((event->type() == QEvent::Hide) && obj->inherits("QDialog")) {
        if (QApplication::overrideCursor() != NULL) QApplication::changeOverrideCursor(Qt::WaitCursor);
    }

    if (event->type() == QEvent::ChildAdded) {
        QChildEvent* ce = static_cast<QChildEvent*>(event);
        ce->child()->installEventFilter(this);
    }

    if (event->type() == QEvent::ChildRemoved) {
        QChildEvent* ce = static_cast<QChildEvent*>(event);
        ce->child()->removeEventFilter(this);
    }

    return QEventLoop::eventFilter(obj, event);
}
bool ReportBand::eventFilter( QObject *obj, QEvent *evt ) {
    //Draw Line of the TContainerLine
    if (obj == ui->conWidget) {        
        if (evt->type() == QEvent::Paint) {
            QList<TContainerLine *> allContList = this->contWidget->findChildren<TContainerLine *>();
            foreach(TContainerLine *cont, allContList) {
                if (!cont->line.p1().isNull()) {
                    QPainter painter(ui->conWidget);
                    painter.setRenderHint(QPainter::Antialiasing,true);
                    if (cont->line.p2().isNull()) {  //Drawing line, the end is Not set
                        painter.drawLine(cont->line.p1(), mousePos);
                    } else {  //Drawing all lines
                        if (cont->cs != 0 && cont->ce != 0 ) {
                            painter.setPen(QPen(cont->getColorValue(BorderColor),
                                                cont->getBorderWidth(),
                                                QtRPT::getPenStyle(cont->getBorderStyleStr()), Qt::RoundCap));
                            painter.drawLine(cont->cs->pos()+QPoint(3,3), cont->ce->pos()+QPoint(3,3));
                            cont->drawArrow(&painter);
                        }
                    }
                }
            }
        }
        if (evt->type() == QEvent::ChildAdded) {
            //after adding a child, Insert new item into the treeItem
            QChildEvent *e = static_cast< QChildEvent * >( evt );
            newFieldTreeItem(e->child());
        }
    }
Пример #5
0
bool QcScrollWidget::event ( QEvent * e ) {
    if( e->type() == QEvent::ChildAdded ) {
        QChildEvent *ce = static_cast<QChildEvent*>(e);
        ce->child()->installEventFilter( this );
    }
    return QWidget::event( e );
}
Пример #6
0
bool QWindowContainer::event(QEvent *e)
{
    Q_D(QWindowContainer);
    if (!d->window)
        return QWidget::event(e);

    QEvent::Type type = e->type();
    switch (type) {
    case QEvent::ChildRemoved: {
        QChildEvent *ce = static_cast<QChildEvent *>(e);
        if (ce->child() == d->window)
            d->window = 0;
        break;
    }
    // The only thing we are interested in is making sure our sizes stay
    // in sync, so do a catch-all case.
    case QEvent::Resize:
        d->updateGeometry();
        break;
    case QEvent::Move:
        d->updateGeometry();
        break;
    case QEvent::PolishRequest:
        d->updateGeometry();
        break;
    case QEvent::Show:
        d->updateUsesNativeWidgets();
        if (d->isStillAnOrphan()) {
            d->window->setParent(d->usesNativeWidgets
                                 ? windowHandle()
                                 : window()->windowHandle());
        }
        if (d->window->parent()) {
            d->markParentChain();
            d->window->show();
        }
        break;
    case QEvent::Hide:
        if (d->window->parent())
            d->window->hide();
        break;
    case QEvent::FocusIn:
        if (d->window->parent()) {
            if (d->oldFocusWindow != d->window) {
                d->window->requestActivate();
            } else {
                QWidget *next = nextInFocusChain();
                next->setFocus();
            }
        }
        break;
    default:
        break;
    }

    return QWidget::event(e);
}
Пример #7
0
bool SMSPlugin::eventFilter(QObject *obj, QEvent *e)
{
    if (e->type() == QEvent::ChildInserted){
        QChildEvent *ce = static_cast<QChildEvent*>(e);
        if (ce->child()->inherits("MainInfo"))
            setPhoneCol(static_cast<MainInfo*>(ce->child()));
    }
    return QObject::eventFilter(obj, e);
}
Пример #8
0
bool MythWizard::eventFilter( QObject * o, QEvent * e )
{
    if ( o == d->ws && e && e->type() == QEvent::ChildRemoved ) {
        QChildEvent * c = (QChildEvent*)e;
        if ( c->child() && c->child()->isWidgetType() )
            removePage( (QWidget *)c->child() );
    }
    return QWidget::eventFilter( o, e );
}
Пример #9
0
bool QcScrollWidget::event ( QEvent * e ) {
  int t = e->type();
  if( t == QEvent::ChildAdded ) {
    QChildEvent *ce = static_cast<QChildEvent*>(e);
    ce->child()->installEventFilter( this );
  }
  else if( t == QEvent::ChildRemoved ) {
    updateGeometry();
  }

  return QWidget::event( e );
}
Пример #10
0
bool SpellPlugin::eventFilter(QObject *o, QEvent *e)
{
    if (e->type() == QEvent::ChildInserted){
        QChildEvent *ce = static_cast<QChildEvent*>(e);
        if (ce->child()->inherits("MsgTextEdit")){
            TextEdit *edit = static_cast<TextEdit*>(ce->child());
            MAP_EDITS::iterator it = m_edits.find(edit);
            if (it == m_edits.end())
                new PSpellHighlighter(edit, this);
        }
    }
    return QObject::eventFilter(o, e);
}
Пример #11
0
/*!
    \reimp
*/
bool QButtonGroup::event( QEvent * e )
{
    if ( e->type() == QEvent::ChildInserted ) {
	QChildEvent * ce = (QChildEvent *) e;
	if ( radio_excl && ::qt_cast<QRadioButton*>(ce->child()) ) {
	    QButton * button = (QButton *) ce->child();
	    if ( button->isToggleButton() && !button->isOn() &&
		 selected() && (selected()->focusPolicy() & TabFocus) != 0 )
		button->setFocusPolicy( (FocusPolicy)(button->focusPolicy() &
					      ~TabFocus) );
	}
    }
    return QGroupBox::event( e );
}
bool ChildrenChangeEventFilter::eventFilter(QObject * /*object*/, QEvent *event)
{
    switch (event->type()) {
        case QEvent::ChildAdded:
        case QEvent::ChildRemoved:
            {
                QChildEvent *childEvent = static_cast<QChildEvent*>(event);
                emit childrenChanged(childEvent->child()); break;
            }
        default: break;
    }

    return false;
}
Пример #13
0
bool QtTreeWidget::event(QEvent* event) {
    QChildEvent* childEvent = nullptr;
    if ((childEvent = dynamic_cast<QChildEvent*>(event))) {
        if (childEvent->polished()) {
            if (dynamic_cast<QLabel*>(childEvent->child())) {
                tooltipShown_ = true;
            }
        }
        else if (childEvent->removed()) {
            if (childEvent->child()->objectName() == "qtooltip_label") {
                tooltipShown_ = false;
            }
        }
    }
    return QAbstractItemView::event(event);
}
Пример #14
0
/*!
    \internal
*/
bool QtStateGroup::event(QEvent *event)
{
    if (event->type() == QEvent::ChildAdded) {
        QChildEvent *childEvent = static_cast<QChildEvent *>(event);
        if (QtState *state = qobject_cast<QtState *>(childEvent->child())) {
            if (state->group() != this)
                addState(state);
        }
    } else if (event->type() == QEvent::ChildRemoved) {
        QChildEvent *childEvent = static_cast<QChildEvent *>(event);
        if (QtState *state = qobject_cast<QtState *>(childEvent->child())) {
            if (state->group() == this)
                removeState(state);
        }
    }
    return QObject::event(event);
}
Пример #15
0
bool PopupMenuEditorItem::eventFilter( QObject * o, QEvent * event )
{
    if ( ! ::qt_cast<QActionGroup*>( o ) )
	return FALSE;
    if ( event->type() == QEvent::ChildInserted ) {
	QChildEvent * ce = ( QChildEvent * ) event;
	QObject * c = ce->child();
	QAction * action = ::qt_cast<QAction*>( c );
	if ( s->find( action ) != -1 ) // avoid duplicates
	    return FALSE;
	QActionGroup * actionGroup = ::qt_cast<QActionGroup*>( c );
	if ( actionGroup )
	    s->insert( actionGroup );
 	else if ( action )
 	    s->insert( action );
    }
    return FALSE;
}
Пример #16
0
bool MainWindow::eventFilter(QObject *o, QEvent *e)
{
    if (e->type() == QEvent::ChildRemoved){
        QChildEvent *ce = static_cast<QChildEvent*>(e);
        std::list<QWidget*>::iterator it;
        for (it = statusWidgets.begin(); it != statusWidgets.end(); ++it){
            if (*it == ce->child()){
                statusWidgets.erase(it);
                break;
            }
        }
        if(statusWidgets.size() == 0)
        {
            statusBar()->hide();
        }
    }
    return QMainWindow::eventFilter(o, e);
}
Пример #17
0
bool KviOptionsWidget::eventFilter(QObject * watched,QEvent * e)
{
	// this is the tab widget

	if((watched == m_pTabWidget) && (e->type() == QEvent::ChildRemoved))
	{
		QChildEvent * ev = static_cast<QChildEvent *>(e);
		if(ev->child()->inherits("KviOptionsWidget"))
		{
			KviOptionsWidget * pWidget = static_cast<KviOptionsWidget *>(ev->child());
			Q_ASSERT(pWidget);
			QObject::disconnect(pWidget,SIGNAL(destroyed()),this,SLOT(childOptionsWidgetDestroyed()));
			m_pSelectorInterfaceList->removeRef(pWidget);
			return false; // continue processing
		}
	}

	return QFrame::eventFilter(watched,e);
}
Пример #18
0
/*!
    \reimp
*/
bool Q3ButtonGroup::event(QEvent * e)
{
    if (e->type() == QEvent::ChildInserted) {
        QChildEvent * ce = (QChildEvent *) e;
        if (QAbstractButton *button = qobject_cast<QAbstractButton*>(ce->child())) {
            button->setAutoExclusive(false);
            if (group.exclusive() || qobject_cast<QRadioButton*>(button)) {
                button->setAutoExclusive(true);
                QMap<int, QAbstractButton*>::ConstIterator it = buttonIds.constBegin();
                while (it != buttonIds.constEnd()) {
                    if (it.value() == button)
                        return Q3GroupBox::event(e);
                    ++it;
                }
            }
            insert(button, id(button));
        }
    }
    return Q3GroupBox::event(e);
}
/*!
    \reimp
*/
bool QAnimationGroup::event(QEvent *event)
{
    Q_D(QAnimationGroup);
    if (event->type() == QEvent::ChildAdded) {
        QChildEvent *childEvent = static_cast<QChildEvent *>(event);
        if (QAbstractAnimation *a = qobject_cast<QAbstractAnimation *>(childEvent->child())) {
            if (a->group() != this)
                addAnimation(a);
        }
    } else if (event->type() == QEvent::ChildRemoved) {
        QChildEvent *childEvent = static_cast<QChildEvent *>(event);
        QAbstractAnimation *a = static_cast<QAbstractAnimation *>(childEvent->child());
        // You can only rely on the child being a QObject because in the QEvent::ChildRemoved
        // case it might be called from the destructor.
        int index = d->animations.indexOf(a);
        if (index != -1)
            takeAnimation(index);
    }
    return QAbstractAnimation::event(event);
}
Пример #20
0
bool ZodiakPlugin::eventFilter(QObject *o, QEvent *e)
{
    if (e->type() == QEvent::ChildInserted){
        QChildEvent *ce = (QChildEvent*)e;
        if (ce->child()->inherits("DatePicker")){
            DatePicker *picker = (DatePicker*)(ce->child());
            list<Picker>::iterator it;
            for (it = m_pickers.begin(); it != m_pickers.end(); ++it){
                if ((*it).picker == picker)
                    break;
            }
            if (it == m_pickers.end())
                createLabel(picker);
        }
    }
    if (e->type() == QEvent::ChildRemoved){
        QChildEvent *ce = (QChildEvent*)e;
        if (ce->child()->inherits("DatePicker")){
            DatePicker *picker = (DatePicker*)(ce->child());
            for (list<Picker>::iterator it = m_pickers.begin(); it != m_pickers.end(); ++it){
                if ((*it).picker == picker){
                    m_pickers.erase(it);
                    break;
                }
            }
        }
    }
    return QObject::eventFilter(o, e);
}
Пример #21
0
bool TVHBox::event(QEvent* ev)
{
    switch (ev->type()) {
        case QEvent::ChildAdded:
        {
            QChildEvent* childEv = static_cast<QChildEvent *>(ev);

            if (childEv->child()->isWidgetType()) {
                QWidget* w = static_cast<QWidget *>(childEv->child());
                static_cast<QBoxLayout *>(layout())->addWidget(w);
            }

            return QWidget::event(ev);
        }
        case QEvent::ChildRemoved:
        {
            QChildEvent* childEv = static_cast<QChildEvent *>(ev);

            if (childEv->child()->isWidgetType()) {
                QWidget* w = static_cast<QWidget *>(childEv->child());
                static_cast<QBoxLayout *>(layout())->removeWidget(w);
            }

            return QWidget::event(ev);
        }
        default:
            return QWidget::event(ev);
    }
}
Пример #22
0
void KoVBox::childEvent(QChildEvent *event)
{
    switch (event->type()) {
    case QEvent::ChildAdded: {
        QChildEvent *childEvent = static_cast<QChildEvent *>(event);
        if (childEvent->child()->isWidgetType()) {
            QWidget *widget = static_cast<QWidget *>(childEvent->child());
            static_cast<QBoxLayout *>(layout())->addWidget(widget);
        }

        break;
    }
    case QEvent::ChildRemoved: {
        QChildEvent *childEvent = static_cast<QChildEvent *>(event);
        if (childEvent->child()->isWidgetType()) {
            QWidget *widget = static_cast<QWidget *>(childEvent->child());
            static_cast<QBoxLayout *>(layout())->removeWidget(widget);
        }

        break;
    }
    default:
        break;
    }
    QFrame::childEvent(event);
}
Пример #23
0
bool QMainWindow::event( QEvent * e )
{
    if ( e->type() == Event_ChildRemoved ) {
	QChildEvent * c = (QChildEvent *) e;
	if ( c->child() == 0 ||
	     c->child()->testWFlags( WType_TopLevel ) ) {
	    // nothing
	} else if ( c->child() == d->sb ) {
	    d->sb = 0;
	    triggerLayout();
	} else if ( c->child() == d->mb ) {
	    d->mb = 0;
	    triggerLayout();
	} else if ( c->child() == d->mc ) {
	    d->mc = 0;
	    triggerLayout();
	} else {
	    removeToolBar( (QToolBar *)(c->child()) );
	    triggerLayout();
	}
    }
    return QWidget::event( e );
}
Пример #24
0
bool MainWindow::eventFilter(QObject *o, QEvent *e)
{
#ifdef WIN32
    if (o->inherits("QSizeGrip")){
        QSizeGrip *grip = static_cast<QSizeGrip*>(o);
        QMouseEvent *me;
        switch (e->type()){
        case QEvent::MouseButtonPress:
            me = static_cast<QMouseEvent*>(e);
            p = me->globalPos();
            s = grip->topLevelWidget()->size();
            return true;
        case QEvent::MouseMove:
            me = static_cast<QMouseEvent*>(e);
            if (me->state() != LeftButton)
                break;
            QWidget *tlw = grip->topLevelWidget();
            QRect rc = tlw->geometry();
            if (tlw->testWState(WState_ConfigPending))
                break;
            QPoint np(me->globalPos());
            int w = np.x() - p.x() + s.width();
            int h = np.y() - p.y() + s.height();
            if ( w < 1 )
                w = 1;
            if ( h < 1 )
                h = 1;
            QSize ms(tlw->minimumSizeHint());
            ms = ms.expandedTo(minimumSize());
            if (w < ms.width())
                w = ms.width();
            if (h < ms.height())
                h = ms.height();
            if (!(GetWindowLongA(tlw->winId(), GWL_EXSTYLE) & WS_EX_APPWINDOW)){
                int dc = GetSystemMetrics(SM_CYCAPTION);
                int ds = GetSystemMetrics(SM_CYSMCAPTION);
                tlw->setGeometry(rc.left(), rc.top() + dc - ds, w, h);
            }else{
                tlw->resize(w, h);
            }
            MSG msg;
            while (PeekMessage(&msg, winId(), WM_MOUSEMOVE, WM_MOUSEMOVE, PM_REMOVE));
            return true;
        }
    }
    if (e->type() == QEvent::ChildInserted){
        QChildEvent *ce = static_cast<QChildEvent*>(e);
        if (ce->child()->inherits("QSizeGrip"))
            ce->child()->installEventFilter(this);
    }
#endif
    if (e->type() == QEvent::ChildRemoved){
        QChildEvent *ce = static_cast<QChildEvent*>(e);
        list<QWidget*>::iterator it;
        for (it = statusWidgets.begin(); it != statusWidgets.end(); ++it){
            if (*it == ce->child()){
                statusWidgets.erase(it);
                break;
            }
        }
        if (statusWidgets.size() == 0){
            statusBar()->hide();
            setGrip();
        }
    }
    return QMainWindow::eventFilter(o, e);
}
Пример #25
0
bool QWindowContainer::event(QEvent *e)
{
    Q_D(QWindowContainer);
    if (!d->window)
        return QWidget::event(e);

    QEvent::Type type = e->type();
    switch (type) {
    case QEvent::ChildRemoved: {
        QChildEvent *ce = static_cast<QChildEvent *>(e);
        if (ce->child() == d->window)
            d->window = 0;
        break;
    }
    // The only thing we are interested in is making sure our sizes stay
    // in sync, so do a catch-all case.
    case QEvent::Resize:
        d->updateGeometry();
        break;
    case QEvent::Move:
        d->updateGeometry();
        break;
    case QEvent::PolishRequest:
        d->updateGeometry();
        break;
    case QEvent::Show:
        d->updateUsesNativeWidgets();
        if (d->isStillAnOrphan()) {
            d->window->setParent(d->usesNativeWidgets
                                 ? windowHandle()
                                 : window()->windowHandle());
        }
        if (d->window->parent()) {
            d->markParentChain();
            d->window->show();
        }
        break;
    case QEvent::Hide:
        if (d->window->parent())
            d->window->hide();
        break;
    case QEvent::FocusIn:
        if (d->window->parent()) {
            if (d->oldFocusWindow != d->window) {
                d->window->requestActivate();
            } else {
                QWidget *next = nextInFocusChain();
                next->setFocus();
            }
        }
        break;
#ifndef QT_NO_DRAGANDDROP
    case QEvent::Drop:
    case QEvent::DragMove:
    case QEvent::DragLeave:
        QCoreApplication::sendEvent(d->window, e);
        return e->isAccepted();
    case QEvent::DragEnter:
        // Don't reject drag events for the entire widget when one
        // item rejects the drag enter
        QCoreApplication::sendEvent(d->window, e);
        e->accept();
        return true;
#endif
    default:
        break;
    }

    return QWidget::event(e);
}
Пример #26
0
bool QLayout::eventFilter( QObject *o, QEvent *e )
{
    if ( !enabled )
	return FALSE; // nothing we can do, should do or want to do

    if ( o == this && e->type() == QEvent::ChildRemoved ) {
	//we cannot implement childEvent() or event() because of
	//###binary compatibility.
	QChildEvent *c = (QChildEvent*)e;
	QLayoutIterator it = iterator();
	QLayoutItem *item;
	while ( (item = it.current() ) ) {
	    if ( item == (QLayout*)c->child() ) {
		it.takeCurrent();
		invalidate();
		return FALSE;
	    }
	    ++it;
	}
	return FALSE;
    }

    if ( !o->isWidgetType() )
	return FALSE;

    switch ( e->type() ) {
    case QEvent::Resize:
	if ( activated ) {
	    QResizeEvent *r = (QResizeEvent*)e;
	    int mbh = 0;
#ifndef QT_NO_MENUBAR
	    if ( menubar && !menubar->isHidden() && !menubar->isTopLevel() )
		mbh = menubar->heightForWidth( r->size().width() );
#endif
	    int b = marginImpl ? 0 : outsideBorder;
	    setGeometry( QRect( b, mbh + b, r->size().width() - 2*b,
				r->size().height() - mbh - 2*b ) );
	} else {
	    activate();
	}
	break;
    case QEvent::ChildRemoved: {
	QChildEvent *c = (QChildEvent*)e;
	if ( c->child()->isWidgetType() ) {
	    QWidget *w = (QWidget*)c->child();
#ifndef QT_NO_MENUBAR
	    if ( w == menubar )
		menubar = 0;
#endif
	    if ( removeWidget( this, w ) ) {
		QEvent *lh = new QEvent( QEvent::LayoutHint );
		QApplication::postEvent( o, lh );
	    }
	}
	break;
    }
    case QEvent::ChildInserted:
	if ( topLevel && autoNewChild ) {
	    QChildEvent *c = (QChildEvent*)e;
	    if ( c->child()->isWidgetType() ) {
		QWidget *w = (QWidget*)c->child();
		if ( !w->isTopLevel() ) {
#ifndef QT_NO_MENUBAR
		    if ( w->inherits( "QMenuBar" ) && ( !w->parent() || !w->parent()->inherits( "QToolBar" ) ) )
			menubar = (QMenuBar*)w;
		    else
#endif
			addItem( new QWidgetItem( w ) );
		    QEvent *lh = new QEvent( QEvent::LayoutHint );
		    QApplication::postEvent( o, lh );
		}
	    }
	}
	break;
    case QEvent::LayoutHint:
	activate();
	break;
    default:
	break;
    }
    return QObject::eventFilter( o, e );

}
Пример #27
0
bool FlickCharm::eventFilter(QObject *obj, QEvent *event) {
  QEvent::Type type = event->type();

  // make sure that all child widgets added afterwards also get
  // the event filter installed
  if(type == QEvent::ChildAdded) {
    QChildEvent *childEvent = static_cast<QChildEvent*>(event);
    QObject *child = childEvent->child();
    if(child->isWidgetType()) 
      addFilter(static_cast<QWidget *>(child));

    return false;
  }

  if(type == QEvent::MouseButtonDblClick)
    return true; 

  if((type != QEvent::MouseButtonPress) &&
     (type != QEvent::MouseButtonRelease) &&
     (type != QEvent::MouseMove))
    return false;
  
  QMouseEvent *mouseEvent = static_cast<QMouseEvent*>(event);
  if (type == QEvent::MouseMove && mouseEvent->buttons() != Qt::LeftButton)
    return false;
  
  if (mouseEvent->modifiers() != Qt::NoModifier)
    return false;

  const QPoint mousePos = mouseEvent->globalPos();
  if(mousePos.x() < 0 && mousePos.y() < 0)
    return false;

  bool consumed = false;
  if(m_steady) {
    if (type == QEvent::MouseButtonPress) {
      if(m_timer.isActive())
	m_timer.stop();

      m_speed = QPoint(0,0);
      m_initialPos = mousePos;
    }

    // just ignore press and release events in this state ...
    if (type == QEvent::MouseMove) {
      if ((mousePos - m_initialPos).manhattanLength() > 5) {
	// send fake release event at negative position, so whatever is selected
	// gets unselected
	QMouseEvent *fakeEvent = new QMouseEvent(QEvent::MouseButtonRelease,
			 QPoint(-100,-100), QPoint(-100,-100), Qt::LeftButton,
			 Qt::LeftButton, Qt::NoModifier);
	QApplication::postEvent(obj, fakeEvent);

	scrollTo(mousePos);
	m_steady = false;
      }
      consumed = true;
    }
  } else {
    if (type == QEvent::MouseMove) {
      scrollTo(mousePos);
      consumed = true;
    } else if (type == QEvent::MouseButtonRelease) {
      if(m_timeStamp.elapsed() < 100) {
	// start timer for kinetics ...
	m_steady = true;
	m_timer.start(MSEC, this);
	m_releasePos = mousePos;
	m_count = 0;
      }

      consumed = true;
    }
  }

  m_timeStamp = QTime::currentTime();
  m_lastPos = mousePos;
  return consumed;
}
Пример #28
0
bool AutohidingSplitter::eventFilter(QObject *target, QEvent *e)
{
    if (!autoHideEnabled) {
        return QSplitter::eventFilter(target, e);
    }
    switch (e->type()) {
    case QEvent::ChildAdded: {
        QChildEvent *ce = (QChildEvent*)e;
        addChild(ce->child());
        break;
    }
    case QEvent::ChildRemoved: {
        QChildEvent *ce = (QChildEvent*)e;
        removeChild(ce->child());
        break;
    }
    default:
        break;
    }
    if (!autoHideEnabled) {
        return QSplitter::eventFilter(target, e);
    }
    switch (e->type()) {
    case QEvent::Enter:
        widgetHoverStarted(indexOf(qobject_cast<QWidget *>(target)));
        if(popupsBlockingAutohiding.contains(qobject_cast<QWidget *>(target))) {
            haltModifications = true;
        }
        break;
    case QEvent::Leave:
        widgetHoverFinished(indexOf(qobject_cast<QWidget *>(target)));
        if(popupsBlockingAutohiding.contains(qobject_cast<QWidget *>(target))) {
            haltModifications = false;
        }
        break;
    case QEvent::MouseButtonPress:
        if(qobject_cast<AutohidingSplitterHandle *>(target)){
            for (QTimer *timer: animationDelayTimer) {
                timer->stop();
            }
            haltModifications = true;
        }
        break;
    case QEvent::MouseButtonRelease:{
        if(qobject_cast<AutohidingSplitterHandle *>(target)){
            haltModifications = false;
            targetSizes.clear();
        }
        break;
    }
    case QEvent::FocusIn:{
//     QFocusEvent *ce = (QFocusEvent *)e;
        haltModifications = false;
        break;
    }
    case QEvent::FocusOut:{
//     QFocusEvent *ce = (QFocusEvent *)e;
        haltModifications = true;
        break;
    }
    default:
        break;
    }

    return QSplitter::eventFilter(target, e);
}