Ejemplo n.º 1
0
void LXQtTaskButton::mouseMoveEvent(QMouseEvent* event)
{
    if (!(event->buttons() & Qt::LeftButton))
        return;

    if ((event->pos() - mDragStartPosition).manhattanLength() < QApplication::startDragDistance())
        return;

    QDrag *drag = new QDrag(this);
    drag->setMimeData(mimeData());
    QIcon ico = icon();
    QPixmap img = ico.pixmap(ico.actualSize({32, 32}));
    drag->setPixmap(img);
    switch (parentTaskBar()->panel()->position())
    {
        case ILXQtPanel::PositionLeft:
        case ILXQtPanel::PositionTop:
            drag->setHotSpot({0, 0});
            break;
        case ILXQtPanel::PositionRight:
        case ILXQtPanel::PositionBottom:
            drag->setHotSpot(img.rect().bottomRight());
            break;
    }

    sDraggging = true;
    drag->exec();

    // if button is dropped out of panel (e.g. on desktop)
    // it is not deleted automatically by Qt
    drag->deleteLater();
    sDraggging = false;

    QAbstractButton::mouseMoveEvent(event);
}
Ejemplo n.º 2
0
//! [5]
void ColorItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
    if (QLineF(event->screenPos(), event->buttonDownScreenPos(Qt::LeftButton))
        .length() < QApplication::startDragDistance()) {
        return;
    }

    QDrag *drag = new QDrag(event->widget());
    QMimeData *mime = new QMimeData;
    drag->setMimeData(mime);
//! [5]

//! [6]
    static int n = 0;
    if (n++ > 2 && (qrand() % 3) == 0) {
        QImage image(":/images/head.png");
        mime->setImageData(image);

        drag->setPixmap(QPixmap::fromImage(image).scaled(30, 40));
        drag->setHotSpot(QPoint(15, 30));
//! [6]
//! [7]
    } else {
        mime->setColorData(color);
        mime->setText(QString("#%1%2%3")
                      .arg(color.red(), 2, 16, QLatin1Char('0'))
                      .arg(color.green(), 2, 16, QLatin1Char('0'))
                      .arg(color.blue(), 2, 16, QLatin1Char('0')));

        QPixmap pixmap(34, 34);
        pixmap.fill(Qt::white);

        QPainter painter(&pixmap);
        painter.translate(15, 15);
        painter.setRenderHint(QPainter::Antialiasing);
        paint(&painter, 0, 0);
        painter.end();

        pixmap.setMask(pixmap.createHeuristicMask());

        drag->setPixmap(pixmap);
        drag->setHotSpot(QPoint(15, 20));
    }
//! [7]

//! [8]
    drag->exec();
    setCursor(Qt::OpenHandCursor);
}
Ejemplo n.º 3
0
void Scene::startDrag(QPointF start)
{
    QGraphicsPixmapItem *item =
            dynamic_cast<QGraphicsPixmapItem *> (itemAt(start, QTransform()));

    QByteArray buffer;
    QDataStream stream(&buffer, QIODevice::WriteOnly);
    stream << item->pixmap(); // Сохраняем картинку в буфер

    QDrag *drag = new QDrag(this);
    QMimeData *data = new QMimeData();

    data->setData("Picture", buffer);
    drag->setMimeData(data);
    drag->setPixmap(item->pixmap());

    relativePoint = item->mapFromScene(start);

    qDebug() << "Position at image:" << relativePoint;
    drag->setHotSpot(QPoint(relativePoint.x(), relativePoint.y()));

    removeItem(item); // удалить картинку
    internalMoving = true;

    update();

    drag->exec(Qt::MoveAction); // Начать выполнение Drag & Drop
}
Ejemplo n.º 4
0
void ResourceListWidget::startDrag(Qt::DropActions supportedActions)
{
    if (supportedActions == Qt::MoveAction)
        return;

    QListWidgetItem *item = currentItem();
    if (!item)
        return;

    const QString filePath = item->data(Qt::UserRole).toString();
    const QIcon icon = item->icon();

    QMimeData *mimeData = new QMimeData;
    const QtResourceView::ResourceType type = icon.isNull() ? QtResourceView::ResourceOther : QtResourceView::ResourceImage;
    mimeData->setText(QtResourceView::encodeMimeData(type , filePath));

    QDrag *drag = new QDrag(this);
    if (!icon.isNull()) {
        const QSize size = icon.actualSize(iconSize());
        drag->setPixmap(icon.pixmap(size));
        drag->setHotSpot(QPoint(size.width() / 2, size.height() / 2));
    }

    drag->setMimeData(mimeData);
    drag->exec(Qt::CopyAction);
}
Ejemplo n.º 5
0
// this is reimplemented from QAbstractItemView::startDrag()
void ScreenSetupView::startDrag(Qt::DropActions)
{
	QModelIndexList indexes = selectedIndexes();

	if (indexes.count() != 1)
		return;

	QMimeData* pData = model()->mimeData(indexes);
	if (pData == NULL)
		return;

	QPixmap pixmap = *model()->screen(indexes[0]).pixmap();
	QDrag* pDrag = new QDrag(this);
	pDrag->setPixmap(pixmap);
	pDrag->setMimeData(pData);
	pDrag->setHotSpot(QPoint(pixmap.width() / 2, pixmap.height() / 2));

	if (pDrag->exec(Qt::MoveAction, Qt::MoveAction) == Qt::MoveAction)
	{
		selectionModel()->clear();

		// make sure to only delete the drag source if screens weren't swapped
		// see ScreenSetupModel::dropMimeData
		if (!model()->screen(indexes[0]).swapped())
			model()->screen(indexes[0]) = Screen();
		else
			model()->screen(indexes[0]).setSwapped(false);
	}
}
Ejemplo n.º 6
0
void GLWidget::mouseMoveEvent(QMouseEvent* event)
{
    QQuickWidget::mouseMoveEvent(event);
    if (event->isAccepted()) return;
    if (event->modifiers() == Qt::ShiftModifier && m_producer) {
        emit seekTo(m_producer->get_length() * event->x() / width());
        return;
    }
    if (!(event->buttons() & Qt::LeftButton))
        return;
    if ((event->pos() - m_dragStart).manhattanLength() < QApplication::startDragDistance())
        return;
    if (!MLT.producer() || !MLT.isClip())
        return;
    QDrag *drag = new QDrag(this);
    QMimeData *mimeData = new QMimeData;
    mimeData->setData(Mlt::XmlMimeType, MLT.XML().toUtf8());
    drag->setMimeData(mimeData);
    mimeData->setText(QString::number(MLT.producer()->get_playtime()));
    if (m_frameRenderer && !m_glslManager && m_frameRenderer->getDisplayFrame().is_valid()) {
        Mlt::Frame displayFrame(m_frameRenderer->getDisplayFrame().clone(false, true));
        QImage displayImage = MLT.image(&displayFrame, 45 * MLT.profile().dar(), 45).scaledToHeight(45);
        drag->setPixmap(QPixmap::fromImage(displayImage));
    }
    drag->setHotSpot(QPoint(0, 0));
    drag->exec(Qt::LinkAction);
}
Ejemplo n.º 7
0
void PlayerCardListWidget::mousePressEvent(QMouseEvent *event)
{
    PlayerCardWidget *child = static_cast<PlayerCardWidget*>(childAt(event->pos()));
    if (!child)
        return;
    // Float up the hierachy until the PlayerCardWidget is found, or we hit the current widget
    while ((!child->property("PlayerCardWidget").isValid()) && ((PlayerCardListWidget*)child != this)) {
        child = static_cast<PlayerCardWidget*>(child->parent());
    }
    // If the child is not a PlayerCardWidget, return
    if (!child->property("PlayerCardWidget").isValid())
        return;
    QPoint hotSpot = event->pos() - child->pos();
    QByteArray itemData;
    QDataStream dataStream(&itemData, QIODevice::WriteOnly);
    dataStream << child->playerNumber() << QPoint(hotSpot);

    QMimeData *mimeData = new QMimeData;
    mimeData->setData("application/x-chessplayer", itemData);
    mimeData->setText(child->player()->name());

    QDrag *drag = new QDrag(this);
    drag->setMimeData(mimeData);
    drag->setPixmap(QPixmap::grabWidget(child));
    drag->setHotSpot(hotSpot);

    child->hide();

    if (drag->exec(Qt::MoveAction | Qt::CopyAction, Qt::CopyAction) == Qt::MoveAction)
        child->close();
    else
        child->show();
}
Ejemplo n.º 8
0
void MainWindow::mousePressEvent(QMouseEvent *event)
{
    //1,获取图片
    QLabel *child = static_cast<QLabel*>(childAt(event->pos()));
    if(!child->inherits("QLabel")) return;
    QPixmap pixmap = *child->pixmap();
    //2,自定义MIME类型
    QByteArray itemData;
    QDataStream dataStream(&itemData, QIODevice::WriteOnly);
    dataStream<<pixmap<<QPoint(event->pos()-child->pos());
    //3,将数据放入QMimeData中
    QMimeData *mimeData = new QMimeData;
    mimeData->setData("image/png", itemData);
    //4,将数据放到QDrag中
    QDrag *drag = new QDrag(this);
    drag->setMimeData(mimeData);
    drag->setPixmap(pixmap);
    drag->setHotSpot(event->pos()-child->pos());
    //5,原图添加阴影
    QPixmap tempPixmap = pixmap;
    QPainter painter;
    painter.begin(&tempPixmap);
    painter.fillRect(pixmap.rect(),QColor(127,127,127,127));
    painter.end();
    child->setPixmap(tempPixmap);
    //6,执行拖放操作
    if(drag->exec(Qt::CopyAction|Qt::MoveAction, Qt::CopyAction)
        ==Qt::MoveAction)
        child->close();
    else{
        child->show();
        child->setPixmap(pixmap);
    }
}
Ejemplo n.º 9
0
void ListItem::mousePressEvent(QMouseEvent *event)
{

    QPixmap pixmap(this->size());
    this->render(&pixmap);

    QByteArray itemData;
    QDataStream dataStream(&itemData, QIODevice::WriteOnly);
    dataStream << (qint64)this;

    QMimeData *mimeData = new QMimeData;
    mimeData->setData(draggableType, itemData);

    QDrag *drag = new QDrag(this);
    drag->setMimeData(mimeData);
    drag->setPixmap(pixmap);
    drag->setHotSpot(event->pos());

    QPixmap tempPixmap = pixmap;
    QPainter painter;
    painter.begin(&tempPixmap);
    painter.fillRect(pixmap.rect(), QColor(127, 127, 127, 127));
    painter.end();


    if (drag->exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction) == Qt::MoveAction) {
        this->close();
    } else {
        this->show();
    }
}
Ejemplo n.º 10
0
void PredefinedElementView::startDrag(Qt::DropActions supportedActions)
{
	// get the item at this position
	QMimeData * mimeData = model()->mimeData(selectedIndexes());
	if(mimeData == 0)
		return;

	// this should contains an element
	Element * element = mimeDataToElement(mimeData);
	if(element == 0)
		return QListView::startDrag(supportedActions);

	// create the pixmap
	ElementGraphicsItem * item = ElementFactory::Instance()->createGraphicsItem(element);
	QPoint hotSpot;
	QPixmap p = elementToPixmap(item, &hotSpot);
	delete item;

	// start the drag
	QDrag * d = new QDrag(this);
	d->setMimeData(mimeData);
	d->setPixmap(p);
	d->setHotSpot(QPoint(p.size().width()/2, p.size().height()/2));

	d->exec(supportedActions);
}
/**
 * @brief Slot triggers drag-and-drop.
 * The user start draging the pattern he wants to add to the timeline.
 * @param[in] mouse pressed event.
 */
void BARPatternBarScrollAreaContents::mousePressEvent(QMouseEvent *event)
{
    int x=event->pos().x(); /**< retrieves the position of the cursor. */

    BARPatternBar *pBar = static_cast<BARPatternBar*>(childAt(event->pos())); /**< childAt returns a pointer to the child that was clicked. This pointer, of type "widget", is then converted into a BARPatternBar type. */
    if (!pBar){return;} /**< checks that the object created isn't empty (NULL). */

    QSize patternSize(100,60); /**< the following lines created a pixmap that will be displayed on the cursor during drag-and-drop. */
    QPixmap pixmap(patternSize);
    pixmap.fill(pBar->getBgColor());

    QByteArray itemData; /**< the following lines pack up the data to be sent through the drag-and-drop. */
    QDataStream dataStream(&itemData, QIODevice::WriteOnly);
    dataStream << pBar->getBgColor(); /**< stores the color of the bar being dragged. */
    dataStream << pBar->getPatternLength(); /**< stores the duration of the pattern associated to the bar being dragged. */

    QMimeData *mimeData = new QMimeData;
    mimeData->setData("application/x-dnditemdata", itemData); /**< store the data we prepared into the QMimeFile. */
    mimeData->setText(childAt(event->pos())->accessibleName()); /**< store the name of the pattern associated to the bar being dragged. */

    QDrag *drag = new QDrag(this); /**< crates the QDrag object. */
    drag->setMimeData(mimeData); /**< stores the data we packed up into the drag object. */
    drag->setPixmap(pixmap); /**< sets the image to be displayed on the cursor during the drag-and-drop. */

    drag->setHotSpot(event->pos() - pBar->pos()); /**< actually displays the pixmap on the cursor during drag-and-drop. */

    if (drag->exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction) == Qt::MoveAction){pBar->close();} /**< lines found on the Internet... */
    else {pBar->show();}
}
Ejemplo n.º 12
0
void LayerEditScene::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
    if(!event->buttons() & Qt::LeftButton) {
        return;
    }

    if((event->scenePos() - _dragStartPosition).manhattanLength() < QApplication::startDragDistance()) {
        return;
    }

    qDebug() << "LayerEditScene::mouseMoveEvent - Starting a drag";

    // Get the pixmap item related to the start of the drag.
    QGraphicsItem *item = itemAt(_dragStartPosition, QTransform());
    if(item == 0) {
        // Couldn't find an item at the location for some reason.
        qDebug() << "LayerEditScene::mouseMoveEvent - Could not find a sprite at the drag location.";
        return;
    }

    // Static cast is safe because this scene only adds QGraphicsPixmapItem
    QGraphicsPixmapItem *pixmapItem = static_cast<QGraphicsPixmapItem *>(item);

    // Remove item from scene
    Sprite sprite = _pixmapToSprite[pixmapItem]; // Save sprite before it's removed.
    qDebug() << "LayerEditScene::mouseMoveEvent - Dragging " << sprite.getFileInfo().fileName();

    int index = _previews.indexOf(pixmapItem);
    if(index != -1) {
        removeSprite(index);
        recalculatePositions();
    }

    // Create a new drag event and put the source image into the mime data.
    QDrag *drag = new QDrag((QObject *)event->widget());
    QMimeData *data = new QMimeData();
    data->setImageData(sprite.getTexture());
    data->setText(sprite.getFileInfo().absoluteFilePath());
    drag->setMimeData(data);

    // Put the pixmap that was selected onto the cursor
    QPixmap pixmap = pixmapItem->pixmap();
    drag->setPixmap(pixmap);
    drag->setHotSpot(QPoint(pixmap.width() / 2, pixmap.height() / 2));

    // Execute the drag with a move action.
    qDebug() << "LayerEditScene::mouseMoveEvent - Executing drag as MoveAction";
    Qt::DropAction action = drag->exec(Qt::MoveAction, Qt::MoveAction);

    if(action != Qt::MoveAction) {
        // Put sprite back
        qDebug() << "LayerEditScene::mouseMoveEvent - Move action failed, putting sprite back where it was.";
        insertSprite(index, sprite);
        recalculatePositions();
    } else {
        // Delete the old item
        qDebug() << "LayerEditScene::mouseMoveEvent - Move succeeded, deleting old sprite.";
        delete pixmapItem;
    }
}
Ejemplo n.º 13
0
void DragDropArea::mousePressEvent(QMouseEvent *event)
{
    QLabel *child = static_cast<QLabel*>(childAt(event->pos()));
    if (!child)
        return;

    // Only drag children with dynamic property: "drag"
    if (!child->property("drag").toBool())
        return;

    QPoint hotSpot = event->pos() - child->pos();

    QMimeData *mimeData = new QMimeData;
    mimeData->setText(child->text());
    mimeData->setData("application/x-hotspot",
                      QByteArray::number(hotSpot.x())
                      + " " + QByteArray::number(hotSpot.y()));

    QPixmap pixmap(child->size());
    child->render(&pixmap);

    QDrag *drag = new QDrag(this);
    drag->setMimeData(mimeData);
    drag->setPixmap(pixmap);
    drag->setHotSpot(hotSpot);
    drag->exec();
}
void AssemblyCreateAndDrag::createAndDrag()
{

    QByteArray itemData(sizeof(QScriptValue*),0);

    QScriptValue * copy = new QScriptValue( scriptValue.engine()->newObject() );

    QScriptValueIterator iter(scriptValue);
    while( iter.hasNext() )
    {
        iter.next();
        copy->setProperty( iter.name() , iter.value() );
    }

    memcpy( itemData.data() , &copy , sizeof(QScriptValue*) );
    QMimeData * mimeData = new QMimeData;
    mimeData->setData( type , itemData );

    this->setDown(false);

    QDrag * drag = new QDrag(this);
    drag->setMimeData( mimeData );
    drag->setPixmap( icon );
    drag->setHotSpot( QPoint( drag->pixmap().width()/2 , drag->pixmap().height()/2 ) );
    drag->exec();
}
    virtual Q3DragObject *dragObject ()
    {
      int count = 0;
      for ( Q3IconViewItem *it = firstItem(); it; it = it->nextItem() ) {
        if ( it->isSelected() ) {
          ++count;
        }
      }

      QPixmap pixmap;
      if ( count > 1 ) {
        pixmap = KIconLoader::global()->loadIcon( "mail-attachment", KIconLoader::Desktop );
      }
      if ( pixmap.isNull() ) {
        pixmap = static_cast<AttachmentIconItem *>( currentItem() )->icon();
      }

      QPoint hotspot( pixmap.width() / 2, pixmap.height() / 2 );

      QDrag *drag = new QDrag( this );
      drag->setMimeData( mimeData() );

      drag->setPixmap( pixmap );
      drag->setHotSpot( hotspot );
      drag->exec( Qt::CopyAction );
      return 0;
    }
Ejemplo n.º 16
0
void FinalWidget::mouseMoveEvent(QMouseEvent *event)
{
    if (!(event->buttons() & Qt::LeftButton))
        return;
    if ((event->pos() - dragStartPosition).manhattanLength()
         < QApplication::startDragDistance())
        return;
    if (!hasImage)
        return;

    QDrag *drag = new QDrag(this);
    QMimeData *mimeData = new QMimeData;

//! [0]
    QByteArray output;
    QBuffer outputBuffer(&output);
    outputBuffer.open(QIODevice::WriteOnly);
    imageLabel->pixmap()->toImage().save(&outputBuffer, "PNG");
    mimeData->setData("image/png", output);
//! [0]
/*
//! [1]
    mimeData->setImageData(QVariant(*imageLabel->pixmap()));
//! [1]
*/
    drag->setMimeData(mimeData);
    drag->setPixmap(imageLabel->pixmap()->scaled(64, 64, Qt::KeepAspectRatio));
//! [2]
    drag->setHotSpot(QPoint(drag->pixmap().width()/2,
                            drag->pixmap().height()));
//! [2]

    drag->start();
}
Ejemplo n.º 17
0
//---------------------------------------------mouseMoveEvent
void QtIOWidget::mouseMoveEvent(QMouseEvent* pEvent)
{
  QByteArray aItemData;
  QDataStream aDataStream(&aItemData, QIODevice::WriteOnly);

  QtIOWidget* pThis = this;
  aDataStream.writeRawData(reinterpret_cast<char*>(&pThis), sizeof(pThis));

  QMimeData* pMimeData = new QMimeData;
  pMimeData->setData(getDragDropFormat(), aItemData);

  QPixmap tempPixmap(width(), height());
  QPainter painter;
  painter.begin(&tempPixmap);
  painter.fillRect(rect(), QColor(127, 127, 127, 127));
  painter.end();

  QDrag* pDrag = new QDrag(this);
  pDrag->setMimeData(pMimeData);
  pDrag->setPixmap(tempPixmap);
  pDrag->setHotSpot(pEvent->pos());

  if (pDrag->exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction) == Qt::MoveAction)
  {
    return; 
  }
}
Ejemplo n.º 18
0
 void Peg::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
     if (QLineF(event->screenPos(), event->buttonDownScreenPos(Qt::LeftButton))
         .length() < QApplication::startDragDistance()) {
         return;
     }
     dragged = true;
          QDrag *drag = new QDrag(event->widget());
          QMimeData *mime = new QMimeData;
          drag->setMimeData(mime);
              mime->setColorData(color);
              mime->setText(QString("#%1%2%3")
                            .arg(color.red(), 2, 16, QLatin1Char('0'))
                            .arg(color.green(), 2, 16, QLatin1Char('0'))
                            .arg(color.blue(), 2, 16, QLatin1Char('0')));

              QPixmap pixmap(34, 34);
              pixmap.fill(Qt::white);

              QPainter painter(&pixmap);
              painter.translate(15, 15);
              painter.setRenderHint(QPainter::Antialiasing);
              paint(&painter, 0, 0);
              painter.end();

              pixmap.setMask(pixmap.createHeuristicMask());

              drag->setPixmap(pixmap);
              drag->setHotSpot(QPoint(15, 20));


          drag->exec();
          setCursor(Qt::OpenHandCursor);
          dragged = false;
 }
Ejemplo n.º 19
0
// ドラッグアンドドロップ開始
void CGridLabel::startDragAndDrop( QMouseEvent *ev )
{
	Q_UNUSED(ev) ;

	CEditData::ImageData *p = m_pEditData->getImageDataFromNo(m_Index) ;
	if ( !p ) { return ; }

	QImage img = p->Image.copy(m_pEditData->getCatchRect().toRect()) ;
	QPixmap pix = QPixmap::fromImage(img);

	QByteArray itemData ;
	QDataStream stream(&itemData, QIODevice::WriteOnly) ;
	CRectF rect = m_pEditData->getCatchRect() ;
//	stream << rect << mScale << m_Index ;
	stream << rect.left() << rect.top() << rect.right() << rect.bottom() << mScale << m_Index ;

	QMimeData *mimeData = new QMimeData ;
	mimeData->setData("editor/selected-image", itemData);

	QPainter painter ;
	painter.begin(&pix) ;
	painter.fillRect(pix.rect(), QColor(127, 127, 127, 127));
	painter.end() ;

	QDrag *drag = new QDrag(this) ;
	drag->setMimeData(mimeData);
	drag->setPixmap(pix);
	drag->setHotSpot(QPoint((rect.right()-rect.left())/2, (rect.bottom()-rect.top())/2));

//	qDebug() << "x:" << ev->pos().x() << " y:" << ev->pos().y() ;

	m_pEditData->setDraggingImage(true);
	drag->exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction) ;
	m_pEditData->setDraggingImage(false);
}
Ejemplo n.º 20
0
void DragLabel::mousePressEvent(QMouseEvent *event)
{
//    if(this->tempo_setup){         //desabilita ação de drag para labels que representarem tempo_setup de maquina
//        //return;
//    }
//    qDebug() << "mousePressEvent called";
    dragstart = event->pos();
    QByteArray itemData;
    QDataStream dataStream(&itemData, QIODevice::WriteOnly);

    //passar variavel tamanho como float zoa o drop
    dataStream << labelText << tooltip << QPoint(event->pos() - rect().topLeft()) << (int)tamanho << cor.red() << cor.green() << cor.blue() << cor.alpha() << tempo_setup << coordenada;

    QMimeData *mimeData = new QMimeData;
    //pra que serve mimeData?
    mimeData->setData("application/x-fridgemagnet", itemData);
    mimeData->setText(labelText);

    QDrag *drag = new QDrag(this);
    drag->setMimeData(mimeData);

    drag->setHotSpot(event->pos() - rect().topLeft());
    drag->setPixmap(*pixmap());

    hide();

    //como funciona drag->exec() ?
    if(drag->exec(Qt::MoveAction | Qt::CopyAction, Qt::CopyAction) == Qt::MoveAction)
        close();
    else
        show();
}
Ejemplo n.º 21
0
void BoardSetupDialog::startDrag(QWidget* w, QMouseEvent* event)
{
    if (inDrag)
    {
        return;
    }
    BoardSetupToolButton *child = qobject_cast<BoardSetupToolButton*>(w);
    if(!child)
    {
        return;
    }
    Piece p = child->m_piece;

    QPoint hotSpot = event->pos();

    BoardViewMimeData *mimeData = new BoardViewMimeData;
    mimeData->m_piece = p;

    QPixmap pixmap = *child->pixmap();

    QDrag* pDrag = new QDrag(this);
    pDrag->setMimeData(mimeData);
    pDrag->setPixmap(pixmap);
    pDrag->setHotSpot(hotSpot);

    inDrag = true;
    pDrag->exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction);
    inDrag = false;
}
Ejemplo n.º 22
0
void DragLabel::mousePressEvent(QMouseEvent * e)
{
     
     QString str = text(); 
     QPixmap pix;
     pix = pix.grabWidget(this);

     QByteArray data;
     QDataStream stream(&data,QIODevice::WriteOnly);
     stream << str << QPoint(e->pos()-rect().topLeft());
     QMimeData *mimeData = new QMimeData;
     mimeData->setData("Drag-Text",data);
     mimeData->setText(str);

     QDrag *drag = new QDrag(this);
     drag->setMimeData(mimeData);
     drag->setHotSpot(QPoint(e->pos() - rect().topLeft()));
     drag->setPixmap(pix);
     
     hide();

     Qt::DropAction dropAction = drag->start(Qt::CopyAction | Qt::MoveAction);
  
     if (dropAction == Qt::MoveAction) 
         close();
     else
     	 show();
}
Ejemplo n.º 23
0
void DivePictureWidget::mousePressEvent(QMouseEvent *event)
{
	ulong doubleClickInterval = static_cast<ulong>(qApp->styleHints()->mouseDoubleClickInterval());
	static qint64 lasttime = 0L;
	qint64 timestamp = QDateTime::currentDateTime().toMSecsSinceEpoch();

	if (timestamp - lasttime <= doubleClickInterval) {
		doubleClicked(indexAt(event->pos()));
	} else {
		lasttime = timestamp;
		QPixmap pixmap = model()->data(indexAt(event->pos()), Qt::DecorationRole).value<QPixmap>();

		QString filename = model()->data(indexAt(event->pos()), Qt::DisplayPropertyRole).toString();

		QByteArray itemData;
		QDataStream dataStream(&itemData, QIODevice::WriteOnly);
		dataStream << filename << event->pos();

		QMimeData *mimeData = new QMimeData;
		mimeData->setData("application/x-subsurfaceimagedrop", itemData);

		QDrag *drag = new QDrag(this);
		drag->setMimeData(mimeData);
		drag->setPixmap(pixmap);
		drag->setHotSpot(event->pos() - rectForIndex(indexAt(event->pos())).topLeft());

		drag->exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction);
	}
}
Ejemplo n.º 24
0
void WidgetListing::startDrag( Qt::DropActions /*supportedActions*/ )
{
    QListWidgetItem *item = currentItem();

    QByteArray itemData;
    QDataStream dataStream( &itemData, QIODevice::WriteOnly );

    int i_type = item->data( Qt::UserRole ).toInt();
    int i_option = parent->getOptions();
    dataStream << i_type << i_option;

    /* Create a new dragging event */
    QDrag *drag = new QDrag( this );

    /* With correct mimedata */
    QMimeData *mimeData = new QMimeData;
    mimeData->setData( "vlc/button-bar", itemData );
    drag->setMimeData( mimeData );

    /* And correct pixmap */
    QPixmap aPixmap = item->icon().pixmap( QSize( 22, 22 ) );
    drag->setPixmap( aPixmap );
    drag->setHotSpot( QPoint( 20, 20 ) );

    /* We want to keep a copy */
    drag->exec( Qt::CopyAction | Qt::MoveAction );
}
Ejemplo n.º 25
0
void DragClientQt::startDrag(DragImageRef dragImage, const IntPoint& dragImageOrigin, const IntPoint& eventPos, Clipboard* clipboard, Frame* frame, bool)
{
#ifndef QT_NO_DRAGANDDROP
    QMimeData* clipboardData = clipboard->pasteboard().clipboardData();
    clipboard->pasteboard().invalidateWritableData();
    PlatformPageClient pageClient = m_chromeClient->platformPageClient();
    QObject* view = pageClient ? pageClient->ownerWidget() : 0;
    if (view) {
        QDrag* drag = new QDrag(view);
        if (dragImage) {
            drag->setPixmap(*dragImage);
            drag->setHotSpot(IntPoint(eventPos - dragImageOrigin));
        } else if (clipboardData && clipboardData->hasImage())
            drag->setPixmap(qvariant_cast<QPixmap>(clipboardData->imageData()));
        DragOperation dragOperationMask = clipboard->sourceOperation();
        drag->setMimeData(clipboardData);
        Qt::DropAction actualDropAction = drag->exec(dragOperationsToDropActions(dragOperationMask));

        // Send dragEnd event
        PlatformMouseEvent me(m_chromeClient->screenToRootView(QCursor::pos()), QCursor::pos(), LeftButton, PlatformEvent::MouseMoved, 0, false, false, false, false, 0);
        frame->eventHandler()->dragSourceEndedAt(me, dropActionToDragOperation(actualDropAction));
    }
    frame->page()->dragController()->dragEnded();
#endif
}
Ejemplo n.º 26
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void
GridView::startDrag( Qt::DropActions supportedActions )
{
    QList<QPersistentModelIndex> pindexes;
    QModelIndexList indexes;
    foreach( const QModelIndex& idx, selectedIndexes() )
    {
        if ( ( m_proxyModel->flags( idx ) & Qt::ItemIsDragEnabled ) )
        {
            indexes << idx;
            pindexes << idx;
        }
    }

    if ( indexes.count() == 0 )
        return;

    qDebug() << "Dragging" << indexes.count() << "indexes";
    QMimeData* data = m_proxyModel->mimeData( indexes );
    if ( !data )
        return;

    QDrag* drag = new QDrag( this );
    drag->setMimeData( data );
    const QPixmap p = TomahawkUtils::createDragPixmap( TomahawkUtils::MediaTypeAlbum, indexes.count() );
    drag->setPixmap( p );
    drag->setHotSpot( QPoint( -20, -20 ) );

    /* Qt::DropAction action = */ drag->exec( supportedActions, Qt::CopyAction );
}
Ejemplo n.º 27
0
   void ActorDragTree::startDrag(Qt::DropActions /*supportedActions*/)
   {
      ActorTypeTreeWidget *item = dynamic_cast<ActorTypeTreeWidget*>(currentItem());

      // Only resource items can be dragged.
      if (!item || !item->isLeafNode())
      {
         return;
      }

      QByteArray itemData;
      QDataStream dataStream(&itemData, QIODevice::WriteOnly);
      QIcon icon = item->icon(0);
      QPixmap pixmap = icon.pixmap(16);

      dtCore::RefPtr<const dtDAL::ActorType> actorType = item->getActorType();
      QString category  = actorType->GetCategory().c_str();
      QString name      = actorType->GetName().c_str();
      dataStream << category << name;

      QMimeData *mimeData = new QMimeData;
      mimeData->setData("Actor", itemData);

      QDrag *drag = new QDrag(this);
      drag->setMimeData(mimeData);
      drag->setHotSpot(QPoint(pixmap.width()/2, pixmap.height()/2));
      drag->setPixmap(pixmap);

      if (drag->exec(Qt::MoveAction) == Qt::MoveAction)
      {
      }
   }
Ejemplo n.º 28
0
void TabButton::mouseMoveEvent(QMouseEvent *e){
    if (!isLeftBtnHold){
        QPushButton::mouseMoveEvent(e);

        return;
    }

    QPixmap pxm = QPixmap::grabWidget(this, rect());

    QByteArray data;
    QDataStream stream(&data, QIODevice::WriteOnly);
    stream << pxm << QPoint(mapFromGlobal(QCursor::pos()));

    QMimeData *mimeData = new QMimeData();
    mimeData->setData("application/x-dnditemdata", data);

    QDrag *drag = new QDrag(this);
    drag->setMimeData(mimeData);
    drag->setPixmap(pxm);
    drag->setHotSpot(mapFromGlobal(QCursor::pos()));

    drag->exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction);

    e->accept();
}
Ejemplo n.º 29
0
bool QtDNDTabBar::event(QEvent* event) {
	QMouseEvent* mouseEvent = dynamic_cast<QMouseEvent*>(event);
	if (mouseEvent) {
		QWidget* childAtPoint = window()->childAt(mapTo(window(), mouseEvent->pos()));
		QtDNDTabBar* underMouse = dynamic_cast<QtDNDTabBar*>(childAtPoint);
		if (!underMouse && childAtPoint) {
			underMouse = dynamic_cast<QtDNDTabBar*>(childAtPoint->parent());
		}
		if (!underMouse && currentIndex() >= 0) {
			// detach and drag

			// stop move event
			QMouseEvent* finishMoveEvent = new QMouseEvent (QEvent::MouseMove, mouseEvent->pos (), Qt::NoButton, Qt::NoButton, Qt::NoModifier);
			QTabBar::event(finishMoveEvent);
			delete finishMoveEvent;
			finishMoveEvent = NULL;

			// start drag
			QDrag* drag = new QDrag(this);
			QMimeData* mimeData = new QMimeData;

			// distinguish tab-reordering drops from other ones
			mimeData->setData("action", "application/tab-detach") ;
			drag->setMimeData(mimeData);

			// set drag image
			QRect rect = tabRect( currentIndex() );
#if QT_VERSION >= 0x050000
			QPixmap pixmap = grab(rect);
#else
			QPixmap pixmap = QPixmap::grabWidget(this, rect);
#endif
			QPixmap targetPixmap (pixmap.size ());
			QPainter painter (&targetPixmap);
			painter.setOpacity(0.9);
			painter.drawPixmap(0,0, pixmap);
			painter.end ();
			drag->setPixmap (targetPixmap);

			drag->setHotSpot(QPoint(drag->pixmap().width()/2, drag->pixmap().height()));

			dragIndex = currentIndex();
			dragText = tabText(dragIndex);
			dragWidget = dynamic_cast<QTabWidget*>(parent())->widget(dragIndex);
			assert(dragWidget);
			dynamic_cast<QTabWidget*>(parent())->removeTab(currentIndex());
			Qt::DropAction dropAction = drag->exec();
			if (dropAction == Qt::IgnoreAction) {
				// aborted drag, put tab back in place
				// disable event handling during the insert for the tab to prevent infinite recursion (stack overflow)
				dragWidget->blockSignals(true);
				dynamic_cast<QTabWidget*>(parent())->insertTab(dragIndex, dragWidget, dragText);
				dragWidget->blockSignals(false);
			}
			return true;
		}
	}
	return QTabBar::event(event);
}
Ejemplo n.º 30
0
void TreeView::startDrag(Qt::DropActions supportedActions)
{
	QModelIndex index = selectedIndexes().value(0);

	if (!index.isValid())
		return;

	QMimeData *data = model()->mimeData(QModelIndexList() << index);

	if (!data)
		return;
	QRect rect;
	QPixmap pixmap;
	QPoint point;
	{
		QAbstractItemDelegate *delegate = itemDelegate(index);
		QStyleOptionViewItemV4 option = viewOptions();
		option.locale = this->locale();
		option.locale.setNumberOptions(QLocale::OmitGroupSeparator);
		option.widget = this;
		option.state |= QStyle::State_Selected;
		option.rect = visualRect(index);
		point = option.rect.topLeft();
		option.rect.moveTo(0, 0);
		option.rect.setSize(delegate->sizeHint(option, index));
		rect = option.rect;
		pixmap = QPixmap(rect.size());
		pixmap.fill(Qt::transparent);
		QPainter painter(&pixmap);
		delegate->paint(&painter, option, index);
	}
	QDrag *drag = new QDrag(this);
	drag->setPixmap(pixmap);
	drag->setMimeData(data);
	point = QCursor::pos() - viewport()->mapToGlobal(point);
	drag->setHotSpot(point);
	//			drag->setHotSpot(QCursor::pos() - rect.topLeft());
	Qt::DropAction setDefaultDropAction = QAbstractItemView::defaultDropAction();
	Qt::DropAction defaultDropAction = Qt::IgnoreAction;
	if (setDefaultDropAction != Qt::IgnoreAction && (supportedActions & setDefaultDropAction))
		defaultDropAction = setDefaultDropAction;
	else if (supportedActions & Qt::CopyAction && dragDropMode() != QAbstractItemView::InternalMove)
		defaultDropAction = Qt::CopyAction;
	if (drag->exec(supportedActions, defaultDropAction) == Qt::IgnoreAction
			&& index.data(ItemTypeRole).toInt() == ContactType) {
		if (QWidget *widget = QApplication::topLevelAt(QCursor::pos())) {
			if (widget->window() == this->window())
				return;
		}
		Event ev("contact-list-drop",
				 QCursor::pos() - point,
				 index.data(BuddyRole));
		ev.send();
	}
	//			debug() << "DropAction" << drag->exec(supportedActions, defaultDropAction);
	//			if (drag->exec(supportedActions, defaultDropAction) == Qt::MoveAction)
	//				d->clearOrRemove();
	//			{}
}