Class: QgsQueryResultModel¶
- class qgis.core.QgsQueryResultModel¶
Bases:
PyQt5.QtCore.QAbstractTableModel
The
QgsQueryResultModel
class is a model forQgsAbstractDatabaseProviderConnection
.QueryResultNew in version 3.18.
QgsQueryResultModel(queryResult: QgsAbstractDatabaseProviderConnection.QueryResult, parent: QObject = None) Constructs a
QgsQueryResultModel
from aqueryResult
with optionalparent
Methods
beginInsertColumns
beginInsertRows
beginMoveColumns
beginMoveRows
beginRemoveColumns
beginRemoveRows
- param parent
Cancels the row fetching.
changePersistentIndex
- param parent
Returns the column names
createIndex
- param index
decodeData
- param parent
- param section
Returns the query result
- param parent
Triggered when
newRows
have been fetched and can be added to the model.Signals
Emitted when more rows are requested.
Emitted when rows have been fetched (all of them or a batch if maxRows was passed to
fetchMoreRows()
) or when the fetching has been stopped (canceled).Emitted when fetching of rows has started [signal]
- QgsQueryResultModel.beginInsertColumns(self, QModelIndex, int, int)
- QgsQueryResultModel.beginInsertRows(self, QModelIndex, int, int)
- QgsQueryResultModel.beginMoveColumns(self, QModelIndex, int, int, QModelIndex, int) -> bool
- QgsQueryResultModel.beginMoveRows(self, QModelIndex, int, int, QModelIndex, int) -> bool
- QgsQueryResultModel.beginRemoveColumns(self, QModelIndex, int, int)
- QgsQueryResultModel.beginRemoveRows(self, QModelIndex, int, int)
- beginResetModel(self)¶
- canFetchMore(self, parent: QModelIndex) bool ¶
- Parameters
parent (QModelIndex) –
- Return type
bool
- cancel(self)¶
Cancels the row fetching.
- QgsQueryResultModel.changePersistentIndex(self, QModelIndex, QModelIndex)
- changePersistentIndexList(self, Iterable[QModelIndex], Iterable[QModelIndex])¶
- childEvent(self, QChildEvent)¶
- columnCount(self, parent: QModelIndex) int ¶
- Parameters
parent (QModelIndex) –
- Return type
int
- columns(self) List[str] ¶
Returns the column names
- Return type
List[str]
- connectNotify(self, QMetaMethod)¶
- QgsQueryResultModel.createIndex(self, int, int, object: object = 0) -> QModelIndex
- customEvent(self, QEvent)¶
- data(self, index: QModelIndex, role: int) Any ¶
- Parameters
index (QModelIndex) –
role (int) –
- Return type
Any
- QgsQueryResultModel.decodeData(self, int, int, QModelIndex, QDataStream) -> bool
- disconnectNotify(self, QMetaMethod)¶
- encodeData(self, Iterable[QModelIndex], QDataStream)¶
- endInsertColumns(self)¶
- endInsertRows(self)¶
- endMoveColumns(self)¶
- endMoveRows(self)¶
- endRemoveColumns(self)¶
- endRemoveRows(self)¶
- endResetModel(self)¶
- fetchMore(self, parent: QModelIndex)¶
- Parameters
parent (QModelIndex) –
- fetchMoreRows¶
Emitted when more rows are requested.
- Parameters
maxRows (int) – the number of rows that will be fetched. [signal]
- fetchingComplete¶
Emitted when rows have been fetched (all of them or a batch if maxRows was passed to
fetchMoreRows()
) or when the fetching has been stopped (canceled).See also
fetchMoreRows()
[signal]
- fetchingStarted¶
Emitted when fetching of rows has started [signal]
- headerData(self, section: int, orientation: Qt.Orientation, role: int) Any ¶
- Parameters
section (int) –
orientation (Qt.Orientation) –
role (int) –
- Return type
Any
- isSignalConnected(self, QMetaMethod) bool ¶
- persistentIndexList(self) List[QModelIndex] ¶
- queryResult(self) QgsAbstractDatabaseProviderConnection.QueryResult ¶
Returns the query result
New in version 3.22.
- receivers(self, PYQT_SIGNAL) int ¶
- resetInternalData(self)¶
- rowCount(self, parent: QModelIndex) int ¶
- Parameters
parent (QModelIndex) –
- Return type
int
- rowsReady(self, rows: object)¶
Triggered when
newRows
have been fetched and can be added to the model.- Parameters
rows (object) –
- sender(self) QObject ¶
- senderSignalIndex(self) int ¶
- timerEvent(self, QTimerEvent)¶