void KTabBar::mouseMoveEvent( QMouseEvent *event ) { if ( event->buttons() == Qt::LeftButton && !isMovable() ) { int tab = selectTab( event->pos() ); if ( d->mDragSwitchTab && tab != d->mDragSwitchTab ) { d->mActivateDragSwitchTabTimer->stop(); d->mDragSwitchTab = 0; } int delay = KGlobalSettings::dndEventDelay(); QPoint newPos = event->pos(); if ( newPos.x() > d->mDragStart.x() + delay || newPos.x() < d->mDragStart.x() - delay || newPos.y() > d->mDragStart.y() + delay || newPos.y() < d->mDragStart.y() - delay ) { if ( tab != -1 ) { emit initiateDrag( tab ); return; } } } else if ( event->buttons() == Qt::MidButton && !isMovable() ) { if ( d->mReorderStartTab == -1 ) { int delay = KGlobalSettings::dndEventDelay(); QPoint newPos = event->pos(); if ( newPos.x() > d->mDragStart.x() + delay || newPos.x() < d->mDragStart.x() - delay || newPos.y() > d->mDragStart.y() + delay || newPos.y() < d->mDragStart.y() - delay ) { int tab = selectTab( event->pos() ); if ( tab != -1 && d->mTabReorderingEnabled ) { d->mReorderStartTab = tab; grabMouse( Qt::SizeAllCursor ); return; } } } else { int tab = selectTab( event->pos() ); if ( tab != -1 ) { int reorderStopTab = tab; if ( d->mReorderStartTab != reorderStopTab && d->mReorderPreviousTab != reorderStopTab ) { emit moveTab( d->mReorderStartTab, reorderStopTab ); d->mReorderPreviousTab = d->mReorderStartTab; d->mReorderStartTab = reorderStopTab; return; } } } } else if ( event->button() == Qt::NoButton && event->buttons() == Qt::MidButton && isMovable() ) { // compatibility feature for old middle mouse tab moving d->mMiddleMouseTabMoveInProgress = true; event->accept(); QMouseEvent fakedMouseEvent(event->type(), event->pos(), event->button(), Qt::LeftButton, event->modifiers()); QCoreApplication::sendEvent(this, &fakedMouseEvent); return; } QTabBar::mouseMoveEvent( event ); }
void ChatScene::mouseMoveEvent(QGraphicsSceneMouseEvent *event) { if(event->buttons() == Qt::LeftButton) { if(!_clickHandled && (event->scenePos() - _clickPos).toPoint().manhattanLength() >= QApplication::startDragDistance()) { if(_clickTimer.isActive()) _clickTimer.stop(); if(_clickMode == SingleClick && isPosOverSelection(_clickPos)) initiateDrag(event->widget()); else { _clickMode = DragStartClick; handleClick(Qt::LeftButton, _clickPos); } _clickMode = NoClick; } if(_isSelecting) { updateSelection(event->scenePos()); emit mouseMoveWhileSelecting(event->scenePos()); event->accept(); } else if(_clickHandled && _clickMode < DoubleClick) QGraphicsScene::mouseMoveEvent(event); } else QGraphicsScene::mouseMoveEvent(event); }
void KTabBar::mouseMoveEvent( QMouseEvent *e ) { if ( e->state() == LeftButton ) { QTab *tab = selectTab( e->pos() ); if ( mDragSwitchTab && tab != mDragSwitchTab ) { mActivateDragSwitchTabTimer->stop(); mDragSwitchTab = 0; } int delay = KGlobalSettings::dndEventDelay(); QPoint newPos = e->pos(); if( newPos.x() > mDragStart.x()+delay || newPos.x() < mDragStart.x()-delay || newPos.y() > mDragStart.y()+delay || newPos.y() < mDragStart.y()-delay ) { if( tab!= 0L ) { emit( initiateDrag( indexOf( tab->identifier() ) ) ); return; } } } else if ( e->state() == MidButton ) { if (mReorderStartTab==-1) { int delay = KGlobalSettings::dndEventDelay(); QPoint newPos = e->pos(); if( newPos.x() > mDragStart.x()+delay || newPos.x() < mDragStart.x()-delay || newPos.y() > mDragStart.y()+delay || newPos.y() < mDragStart.y()-delay ) { QTab *tab = selectTab( e->pos() ); if( tab!= 0L && mTabReorderingEnabled ) { mReorderStartTab = indexOf( tab->identifier() ); grabMouse( sizeAllCursor ); return; } } } else { QTab *tab = selectTab( e->pos() ); if( tab!= 0L ) { int reorderStopTab = indexOf( tab->identifier() ); if ( mReorderStartTab!=reorderStopTab && mReorderPreviousTab!=reorderStopTab ) { emit( moveTab( mReorderStartTab, reorderStopTab ) ); mReorderPreviousTab=mReorderStartTab; mReorderStartTab=reorderStopTab; return; } } } } if ( mHoverCloseButtonEnabled && mReorderStartTab==-1) { QTab *t = selectTab( e->pos() ); //BEGIN Workaround //Qt3.2.0 (and 3.2.1) emit wrong local coordinates //for MouseMove events when the pointer leaves a widget. Discard those //to avoid enabling the wrong hover button #ifdef __GNUC__ #warning "Workaround for Qt 3.2.0, 3.2.1 bug" #endif if ( e->globalPos() != mapToGlobal( e->pos() ) ) return; //END Workaround if( t && t->iconSet() && t->isEnabled() ) { QPixmap pixmap = t->iconSet()->pixmap( QIconSet::Small, QIconSet::Normal ); QRect rect( 0, 0, pixmap.width() + 4, pixmap.height() +4); int xoff = 0, yoff = 0; // The additional offsets were found by try and error, TODO: find the rational behind them if ( t == tab( currentTab() ) ) { #if QT_VERSION >= 0x030200 xoff = style().pixelMetric( QStyle::PM_TabBarTabShiftHorizontal, this ) + 3; yoff = style().pixelMetric( QStyle::PM_TabBarTabShiftVertical, this ) - 4; #else xoff = 3; yoff = -4; #endif } else { xoff = 7; yoff = 0; } rect.moveLeft( t->rect().left() + 2 + xoff ); rect.moveTop( t->rect().center().y()-pixmap.height()/2 + yoff ); if ( rect.contains( e->pos() ) ) { if ( mHoverCloseButton ) { if ( mHoverCloseButtonTab == t ) return; mEnableCloseButtonTimer->stop(); delete mHoverCloseButton; } mHoverCloseButton = new QPushButton( this ); mHoverCloseButton->setIconSet( KGlobal::iconLoader()->loadIcon("fileclose", KIcon::Toolbar, KIcon::SizeSmall, KIcon::ActiveState) ); mHoverCloseButton->setGeometry( rect ); QToolTip::add(mHoverCloseButton,i18n("Close this tab")); mHoverCloseButton->setFlat(true); mHoverCloseButton->show(); if ( mHoverCloseButtonDelayed ) { mHoverCloseButton->setEnabled(false); mEnableCloseButtonTimer->start( QApplication::doubleClickInterval(), true ); } mHoverCloseButtonTab = t; connect( mHoverCloseButton, SIGNAL( clicked() ), SLOT( closeButtonClicked() ) ); return; } } if ( mHoverCloseButton ) { mEnableCloseButtonTimer->stop(); delete mHoverCloseButton; mHoverCloseButton = 0; } } QTabBar::mouseMoveEvent( e ); }