C++ (Cpp) ModelItem::isGroup示例

void TransfersView::slotItemActivated(const QModelIndex & index)
{
    if (!index.isValid())
        return;

    TransferTreeModel * transferTreeModel = KGet::model();
    ModelItem * item = transferTreeModel->itemFromIndex(index);
    TransfersViewDelegate *view_delegate = static_cast <TransfersViewDelegate *> (itemDelegate());

    if(!item)
        return;

    if(!item->isGroup() && index.column() == 0) {
        if(!view_delegate->isExtended(index)) {
            TransferHandler *handler = item->asTransfer()->transferHandler();
            QWidget *widget = getDetailsWidgetForTransfer(handler);

            m_editingIndexes.append(index);
            view_delegate->extendItem(widget, index);
        }
        else {
            m_editingIndexes.removeAll(index);
            view_delegate->contractItem(index);
        }
        KGet::actionCollection()->action("transfer_show_details")->setChecked(view_delegate->isExtended(index));
    } else if (!item->isGroup() && static_cast<TransferModelItem*>(item)->transferHandler()->status() == Job::Finished) {
        new KRun(static_cast<TransferModelItem*>(item)->transferHandler()->dest(), this);
    }
}

示例#2

显示文件

文件： transfersview.cpp 项目： KDE/kget

void TransfersView::slotItemCollapsed(const QModelIndex & index)
{
    if (!index.isValid())
        return;

    TransferTreeModel * transferTreeModel = KGet::model();
    ModelItem * item = transferTreeModel->itemFromIndex(index);
    TransfersViewDelegate *view_delegate = static_cast <TransfersViewDelegate *> (itemDelegate());

    if(!item)
        return;
    
    if(item->isGroup()) {
        TransferGroupHandler * groupHandler = item->asGroup()->groupHandler();
        QList<TransferHandler *> transfers = groupHandler->transfers();

        foreach(TransferHandler * transfer, transfers) {
            kDebug(5001) << "Transfer = " << transfer->source().prettyUrl(); 
            view_delegate->contractItem(KGet::model()->itemFromTransferHandler(transfer)->index());
        }