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C++ SourceTreeItem::removeFromList方法代码示例

本文整理汇总了C++中SourceTreeItem::removeFromList方法的典型用法代码示例。如果您正苦于以下问题:C++ SourceTreeItem::removeFromList方法的具体用法?C++ SourceTreeItem::removeFromList怎么用?C++ SourceTreeItem::removeFromList使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在SourceTreeItem的用法示例。


在下文中一共展示了SourceTreeItem::removeFromList方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: r

bool
SourceDelegate::editorEvent( QEvent* event, QAbstractItemModel* model, const QStyleOptionViewItem& option, const QModelIndex& index )
{
    QMouseEvent* mEvent = 0;
    switch ( event->type() )
    {
//        case QEvent::MouseTrackingChange:
        case QEvent::MouseButtonDblClick:
        case QEvent::MouseButtonPress:
        case QEvent::MouseButtonRelease:
        case QEvent::MouseMove:
            mEvent = static_cast< QMouseEvent* >( event );
        default:
            break;
    }

    bool hoveringTrack = false;
    if ( m_trackRects.contains( index ) && mEvent )
    {
        const QRect trackRect = m_trackRects[ index ];
        hoveringTrack = trackRect.contains( mEvent->pos() );

        if ( hoveringTrack )
        {
            if ( m_trackHovered != index )
            {
                m_trackHovered = index;
                QMetaObject::invokeMethod( m_parent, "update", Qt::QueuedConnection, Q_ARG( QModelIndex, index ) );
            }
        }
    }
    if ( !hoveringTrack )
    {
        if ( m_trackHovered.isValid() )
            QMetaObject::invokeMethod( m_parent, "update", Qt::QueuedConnection, Q_ARG( QModelIndex, m_trackHovered ) );

        m_trackHovered = QPersistentModelIndex();
    }

    bool lockRectContainsClick = false, headphonesRectContainsClick = false;
    if ( m_headphoneRects.contains( index ) && mEvent )
    {
        const QRect headphoneRect = m_headphoneRects[ index ];
        headphonesRectContainsClick = headphoneRect.contains( mEvent->pos() );
    }
    if ( m_lockRects.contains( index ) && mEvent )
    {
        const QRect lockRect = m_lockRects[ index ];
        lockRectContainsClick = lockRect.contains( mEvent->pos() );
    }

    if ( event->type() == QEvent::MouseMove )
    {
        if ( hoveringTrack || lockRectContainsClick || headphonesRectContainsClick )
            m_parent->setCursor( Qt::PointingHandCursor );
        else
            m_parent->setCursor( Qt::ArrowCursor );
    }

    if ( event->type() == QEvent::MouseButtonRelease || event->type() == QEvent::MouseButtonPress )
    {
        SourcesModel::RowType type = static_cast< SourcesModel::RowType >( index.data( SourcesModel::SourceTreeItemTypeRole ).toInt() );
        if ( type == SourcesModel::TemporaryPage || type == SourcesModel::DeletablePage || type == SourcesModel::RemovablePage )
        {
            SourceTreeItem* gpi = index.data( SourcesModel::SourceTreeItemRole ).value< SourceTreeItem* >();
            Q_ASSERT( gpi );

            QStyleOptionViewItemV4 o = option;
            initStyleOption( &o, index );
            const int padding = m_margin / 8;
            const QRect r( o.rect.right() - padding - m_iconHeight, padding + o.rect.y(), m_iconHeight, m_iconHeight );

            if ( r.contains( mEvent->pos() ) )
            {
                if ( event->type() == QEvent::MouseButtonRelease && mEvent->button() == Qt::LeftButton )
                {
                    gpi->removeFromList();

                    // Send a new mouse event to the view, since if the mouse is now over another item's delete area we want it to show up
                    QMouseEvent* ev = new QMouseEvent( QEvent::MouseMove, m_parent->viewport()->mapFromGlobal( QCursor::pos() ), Qt::NoButton, Qt::NoButton, Qt::NoModifier );
                    QApplication::postEvent( m_parent->viewport(), ev );
                }

                return true;
            }
        }
        else if ( type == SourcesModel::Source )
        {
            SourceItem* colItem = qobject_cast< SourceItem* >( index.data( SourcesModel::SourceTreeItemRole ).value< SourceTreeItem* >() );
            Q_ASSERT( colItem );

            if ( hoveringTrack && colItem->source() && colItem->source()->currentTrack() )
            {
                if ( event->type() == QEvent::MouseButtonRelease && mEvent->button() == Qt::LeftButton )
                {
                    ViewManager::instance()->show( colItem->source()->currentTrack() );
                    return true;
                }
                else if ( event->type() == QEvent::MouseButtonPress && mEvent->button() == Qt::RightButton )
                {
//.........这里部分代码省略.........
开发者ID:AshotN,项目名称:tomahawk,代码行数:101,代码来源:SourceDelegate.cpp


注:本文中的SourceTreeItem::removeFromList方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。