diff options
Diffstat (limited to 'src/corelib/itemmodels/qabstractproxymodel.cpp')
-rw-r--r-- | src/corelib/itemmodels/qabstractproxymodel.cpp | 34 |
1 files changed, 30 insertions, 4 deletions
diff --git a/src/corelib/itemmodels/qabstractproxymodel.cpp b/src/corelib/itemmodels/qabstractproxymodel.cpp index ce26293183..b7f988ef7c 100644 --- a/src/corelib/itemmodels/qabstractproxymodel.cpp +++ b/src/corelib/itemmodels/qabstractproxymodel.cpp @@ -384,6 +384,26 @@ QMimeData* QAbstractProxyModel::mimeData(const QModelIndexList &indexes) const return d->model->mimeData(list); } +void QAbstractProxyModelPrivate::mapDropCoordinatesToSource(int row, int column, const QModelIndex &parent, + int *sourceRow, int *sourceColumn, QModelIndex *sourceParent) const +{ + Q_Q(const QAbstractProxyModel); + *sourceRow = -1; + *sourceColumn = -1; + if (row == -1 && column == -1) { + *sourceParent = q->mapToSource(parent); + } else if (row == q->rowCount(parent)) { + *sourceParent = q->mapToSource(parent); + *sourceRow = model->rowCount(*sourceParent); + } else { + QModelIndex proxyIndex = q->index(row, column, parent); + QModelIndex sourceIndex = q->mapToSource(proxyIndex); + *sourceRow = sourceIndex.row(); + *sourceColumn = sourceIndex.column(); + *sourceParent = sourceIndex.parent(); + } +} + /*! \reimp \since 5.4 @@ -392,8 +412,11 @@ bool QAbstractProxyModel::canDropMimeData(const QMimeData *data, Qt::DropAction int row, int column, const QModelIndex &parent) const { Q_D(const QAbstractProxyModel); - const QModelIndex source = mapToSource(index(row, column, parent)); - return d->model->canDropMimeData(data, action, source.row(), source.column(), source.parent()); + int sourceDestinationRow; + int sourceDestinationColumn; + QModelIndex sourceParent; + d->mapDropCoordinatesToSource(row, column, parent, &sourceDestinationRow, &sourceDestinationColumn, &sourceParent); + return d->model->canDropMimeData(data, action, sourceDestinationRow, sourceDestinationColumn, sourceParent); } /*! @@ -404,8 +427,11 @@ bool QAbstractProxyModel::dropMimeData(const QMimeData *data, Qt::DropAction act int row, int column, const QModelIndex &parent) { Q_D(QAbstractProxyModel); - const QModelIndex source = mapToSource(index(row, column, parent)); - return d->model->dropMimeData(data, action, source.row(), source.column(), source.parent()); + int sourceDestinationRow; + int sourceDestinationColumn; + QModelIndex sourceParent; + d->mapDropCoordinatesToSource(row, column, parent, &sourceDestinationRow, &sourceDestinationColumn, &sourceParent); + return d->model->dropMimeData(data, action, sourceDestinationRow, sourceDestinationColumn, sourceParent); } /*! |