C++ setSourceModel函数代码示例

/*!
    Returns MIME data for the specified \a indexes in the model.
*/
QMimeData *QProxyModel::mimeData(const QModelIndexList &indexes) const
{
    Q_D(const QProxyModel);
    QModelIndexList lst;
    for (int i = 0; i < indexes.count(); ++i)
        lst.append(setSourceModel(indexes.at(i)));
    return d->model->mimeData(lst);
}

ApplicationFilterModel::ApplicationFilterModel(QAbstractItemModel *sourceModel,
                                               QObject *parent) :
    QSortFilterProxyModel(parent)
{
    PANORAMA_INITIALIZE(ApplicationFilterModel);
    setSourceModel(sourceModel);
    setRoleNames(sourceModel->roleNames());
}

MessageFilter::MessageFilter(MessageModel *source, const QList<BufferId> &buffers, QObject *parent)
    : QSortFilterProxyModel(parent),
    _validBuffers(buffers.toSet()),
    _messageTypeFilter(0)
{
    init();
    setSourceModel(source);
}

HistoryFilterModel::HistoryFilterModel(QObject * parent)
        : QSortFilterProxyModel(parent)
{
    setSourceModel(HistoryManager::historyManager());

    setDynamicSortFilter(true);
    setFilterKeyColumn(-1);
}

/******************************************************************************************
 * NickViewFilter
 ******************************************************************************************/
NickViewFilter::NickViewFilter(const BufferId &bufferId, NetworkModel *parent)
    : QSortFilterProxyModel(parent),
    _bufferId(bufferId)
{
    setSourceModel(parent);
    setDynamicSortFilter(true);
    setSortCaseSensitivity(Qt::CaseInsensitive);
    setSortRole(TreeModel::SortRole);
}

BufferModel::BufferModel(NetworkModel *parent)
  : QSortFilterProxyModel(parent),
    _selectionModelSynchronizer(this)
{
  setSourceModel(parent);
  if(Quassel::isOptionSet("debugbufferswitches")) {
    connect(_selectionModelSynchronizer.selectionModel(), SIGNAL(currentChanged(const QModelIndex &, const QModelIndex &)),
	    this, SLOT(debug_currentChanged(const QModelIndex &, const QModelIndex &)));
  }

WindowedBlockModel::WindowedBlockModel(ICryptoNoteAdapter* _cryptoNoteAdapter, QAbstractItemModel* _blockChainModel,
  QObject* _parent) : WalletWindowedItemModel(BlockchainModel::ROLE_BLOCK_HEIGHT, _parent),
  m_cryptoNoteAdapter(_cryptoNoteAdapter) {
  setSourceModel(new FilteredBlockModel(m_cryptoNoteAdapter, _blockChainModel, this));
  setDynamicSortFilter(true);
  sort(BlockchainModel::COLUMN_BLOCK_HEIGHT, Qt::DescendingOrder);
  connect(sourceModel(), &QAbstractItemModel::rowsInserted, this, &WindowedBlockModel::blocksAdded);
  connect(sourceModel(), &QAbstractItemModel::rowsRemoved, this, &WindowedBlockModel::blocksRemoved);
}

qCheckboxFilterModel::qCheckboxFilterModel(QAbstractItemModel *src_mdl, int visible_col, int id_col, QObject *parent):
  QSortFilterProxyModel(parent),
  srcModel(src_mdl, parent),
  ShowCheckboxes(false),
  Checkboxed_Column(visible_col),
  Id_Column(id_col)
{
  setSourceModel(&srcModel);
}

FileModel::FileModel(QObject *parent):
    QSortFilterProxyModel(parent),
    m_model(new QFileSystemModel(this))
{
    setDynamicSortFilter(true);
    setSourceModel(m_model);

    m_model->setNameFilterDisables(false);
}

DevicesSortProxyModel::DevicesSortProxyModel(DevicesModel* devicesModel)
    : QSortFilterProxyModel(devicesModel)
{
    setSourceModel(devicesModel);
    setSortRole(DevicesModel::StatusModelRole);
    connect(devicesModel, SIGNAL(dataChanged(QModelIndex,QModelIndex)),
            this, SLOT(sourceDataChanged(QModelIndex,QModelIndex)));
    sort(0);
}

QgsAttributeTableFilterModel::QgsAttributeTableFilterModel( QgsMapCanvas *canvas, QgsAttributeTableModel *sourceModel, QObject *parent )
  : QSortFilterProxyModel( parent )
  , mCanvas( canvas )
{
  setSourceModel( sourceModel );
  setDynamicSortFilter( true );
  setSortRole( QgsAttributeTableModel::SortRole );
  connect( layer(), &QgsVectorLayer::selectionChanged, this, &QgsAttributeTableFilterModel::selectionChanged );
}

BufferViewOverlayFilter::BufferViewOverlayFilter(QAbstractItemModel *model, BufferViewOverlay *overlay)
    : QSortFilterProxyModel(model),
    _overlay(0)
{
    setOverlay(overlay);
    setSourceModel(model);

    setDynamicSortFilter(true);
}

SourcesProxyModel::SourcesProxyModel( SourcesModel* model, QObject* parent )
    : QSortFilterProxyModel( parent )
    , m_model( model )
    , m_filtered( false )
{
    setDynamicSortFilter( true );

    setSourceModel( model );
}

ImapAccountListModel::ImapAccountListModel(QObject *parent) :
    QSortFilterProxyModel(parent)
{
    accountListModel = new QMailAccountListModel();
    accountListModel->setSynchronizeEnabled(true);
    setSourceModel(accountListModel);

    m_roles[AccountNameRole] = "accountName";
    m_roles[AccountIdRole] = "accountId";
}

/**
 * Subset of the instantMessagingModel() with only plain text and HTML
 * messages. This model can be displayed directly to the user.
 */
QAbstractItemModel* Media::TextRecording::instantTextMessagingModel() const
{
    if (!d_ptr->m_pTextMessagesModel) {
        auto p = new TextProxyModel(const_cast<TextRecording*>(this));
        p->setSourceModel(instantMessagingModel());
        d_ptr->m_pTextMessagesModel = p;
    }

    return d_ptr->m_pTextMessagesModel;
}