Undo command for modifying an attribute of a feature from a vector layer. More...

Inheritance diagram for QgsVectorLayerUndoCommandChangeAttribute:

Public Member Functions
	QgsVectorLayerUndoCommandChangeAttribute (QgsVectorLayerEditBuffer *buffer, QgsFeatureId fid, int fieldIndex, const QVariant &newValue, const QVariant &oldValue)
	Constructor for QgsVectorLayerUndoCommandChangeAttribute. More...

void	redo () override

void	undo () override

Public Member Functions inherited from QgsVectorLayerUndoCommand
	QgsVectorLayerUndoCommand (QgsVectorLayerEditBuffer *buffer)
	Constructor for QgsVectorLayerUndoCommand. More...

int	id () const override

QgsVectorLayer *	layer ()
	Returns the layer associated with the undo command. More...

bool	mergeWith (const QUndoCommand *) override

Additional Inherited Members
Protected Attributes inherited from QgsVectorLayerUndoCommand
QgsVectorLayerEditBuffer *	mBuffer = nullptr
	Associated edit buffer. More...

Detailed Description

Undo command for modifying an attribute of a feature from a vector layer.

Constructor & Destructor Documentation

QgsVectorLayerUndoCommandChangeAttribute::QgsVectorLayerUndoCommandChangeAttribute	(	QgsVectorLayerEditBuffer *	buffer,
		QgsFeatureId	fid,
		int	fieldIndex,
		const QVariant &	newValue,
		const QVariant &	oldValue
	)

Parameters

buffer	associated edit buffer
fid	feature ID of feature to modify
fieldIndex	index of field to modify
newValue	new value of attribute
oldValue	previous value of attribute