QTransposeProxyModel Class
该代理对源模型进行了转置。更多内容...
| 标题： | #include <QTransposeProxyModel> |
| CMake： | find_package(Qt6 REQUIRED COMPONENTS Core) target_link_libraries(mytarget PRIVATE Qt6::Core) |
| qmake: | QT += core |
| 继承自： | QAbstractProxyModel |
公共函数
| QTransposeProxyModel(QObject *parent = nullptr) | |
| virtual | ~QTransposeProxyModel() |
重新实现的公共函数
| virtual int | columnCount(const QModelIndex &parent = QModelIndex()) const override |
| virtual QVariant | headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override |
| virtual QModelIndex | index(int row, int column, const QModelIndex &parent = QModelIndex()) const override |
| virtual bool | insertColumns(int column, int count, const QModelIndex &parent = QModelIndex()) override |
| virtual bool | insertRows(int row, int count, const QModelIndex &parent = QModelIndex()) override |
| virtual QMap<int, QVariant> | itemData(const QModelIndex &index) const override |
| virtual QModelIndex | mapFromSource(const QModelIndex &sourceIndex) const override |
| virtual QModelIndex | mapToSource(const QModelIndex &proxyIndex) const override |
| virtual bool | moveColumns(const QModelIndex &sourceParent, int sourceRow, int count, const QModelIndex &destinationParent, int destinationChild) override |
| virtual bool | moveRows(const QModelIndex &sourceParent, int sourceRow, int count, const QModelIndex &destinationParent, int destinationChild) override |
| virtual QModelIndex | parent(const QModelIndex &index) const override |
| virtual bool | removeColumns(int column, int count, const QModelIndex &parent = QModelIndex()) override |
| virtual bool | removeRows(int row, int count, const QModelIndex &parent = QModelIndex()) override |
| virtual int | rowCount(const QModelIndex &parent = QModelIndex()) const override |
| virtual bool | setHeaderData(int section, Qt::Orientation orientation, const QVariant &value, int role = Qt::EditRole) override |
| virtual bool | setItemData(const QModelIndex &index, const QMap<int, QVariant> &roles) override |
| virtual void | setSourceModel(QAbstractItemModel *newSourceModel) override |
| virtual void | sort(int column, Qt::SortOrder order = Qt::AscendingOrder) override |
| virtual QSize | span(const QModelIndex &index) const override |
详细说明
该模型将使源模型的行成为代理模型的列，反之亦然。
如果模型是树结构，父节点也将被转置。例如，如果源模型中某个索引的父节点是 `index(2,0)`，那么在代理模型中，它的父节点将变为 `index(0,2)`。
成员函数文档
[explicit] QTransposeProxyModel::QTransposeProxyModel(QObject *parent = nullptr)
使用给定的parent 构建一个新的代理模型。
[virtual noexcept] QTransposeProxyModel::~QTransposeProxyModel()
销毁代理模型。
[override virtual] int QTransposeProxyModel::columnCount(const QModelIndex &parent = QModelIndex()) const
重写了：QAbstractItemModel::columnCount(const QModelIndex &parent) const。
[override virtual] QVariant QTransposeProxyModel::headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const
重写了：QAbstractProxyModel::headerData(int section, Qt::Orientation orientation, int role) const。
另请参见 setHeaderData()。
[override virtual] QModelIndex QTransposeProxyModel::index(int row, int column, const QModelIndex &parent = QModelIndex()) const
重写：QAbstractItemModel::index(int row, int column, const QModelIndex &parent) const。
[override virtual] bool QTransposeProxyModel::insertColumns(int column, int count, const QModelIndex &parent = QModelIndex())
重写了：QAbstractItemModel::insertColumns(int column, int count, const QModelIndex &parent)。
[override virtual] bool QTransposeProxyModel::insertRows(int row, int count, const QModelIndex &parent = QModelIndex())
重写了：QAbstractItemModel::insertRows(int row, int count, const QModelIndex &parent)。
[override virtual] QMap<int, QVariant> QTransposeProxyModel::itemData(const QModelIndex &index) const
重写了：QAbstractProxyModel::itemData(const QModelIndex &proxyIndex) const。
另请参阅 setItemData()。
[override virtual] QModelIndex QTransposeProxyModel::mapFromSource(const QModelIndex &sourceIndex) const
重写了：QAbstractProxyModel::mapFromSource(const QModelIndex &sourceIndex) const。
[override virtual] QModelIndex QTransposeProxyModel::mapToSource(const QModelIndex &proxyIndex) const
重写了：QAbstractProxyModel::mapToSource(const QModelIndex &proxyIndex) const。
[override virtual] bool QTransposeProxyModel::moveColumns(const QModelIndex &sourceParent, int sourceRow, int count, const QModelIndex &destinationParent, int destinationChild)
重写了：QAbstractItemModel::moveColumns （const QModelIndex &sourceParent, int sourceColumn, int count, const QModelIndex &destinationParent, int destinationChild）。
[override virtual] bool QTransposeProxyModel::moveRows(const QModelIndex &sourceParent, int sourceRow, int count, const QModelIndex &destinationParent, int destinationChild)
重写了：QAbstractItemModel::moveRows （const QModelIndex &sourceParent, int sourceRow, int count, const QModelIndex &destinationParent, int destinationChild）。
[override virtual] QModelIndex QTransposeProxyModel::parent(const QModelIndex &index) const
重写了：QAbstractItemModel::parent(const QModelIndex &index) const。
[override virtual] bool QTransposeProxyModel::removeColumns(int column, int count, const QModelIndex &parent = QModelIndex())
重写了：QAbstractItemModel::removeColumns （int column, int count, const QModelIndex &parent）。
[override virtual] bool QTransposeProxyModel::removeRows(int row, int count, const QModelIndex &parent = QModelIndex())
重写了：QAbstractItemModel::removeRows(int row, int count, const QModelIndex &parent)。
[override virtual] int QTransposeProxyModel::rowCount(const QModelIndex &parent = QModelIndex()) const
重写了：QAbstractItemModel::rowCount(const QModelIndex &parent) const。
[override virtual] bool QTransposeProxyModel::setHeaderData(int section, Qt::Orientation orientation, const QVariant &value, int role = Qt::EditRole)
重写了：QAbstractProxyModel::setHeaderData （int section, Qt::Orientation orientation, const QVariant &value, int role）。
另请参阅 headerData()。
[override virtual] bool QTransposeProxyModel::setItemData(const QModelIndex &index, const QMap<int, QVariant> &roles)
重写了：QAbstractProxyModel::setItemData(const QModelIndex &index, const QMap<int, QVariant> &roles)。
另请参阅 itemData()。
[override virtual] void QTransposeProxyModel::setSourceModel(QAbstractItemModel *newSourceModel)
重写了：QAbstractProxyModel::setSourceModel(QAbstractItemModel *sourceModel)。
[override virtual] void QTransposeProxyModel::sort(int column, Qt::SortOrder order = Qt::AscendingOrder)
重写了：QAbstractProxyModel::sort(int column, Qt::SortOrder order)。
此方法不会执行任何操作。若需排序，请在此方法之上重写QSortFilterProxyModel 。
[override virtual] QSize QTransposeProxyModel::span(const QModelIndex &index) const
重写了：QAbstractProxyModel::span(const QModelIndex &index) const。
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