QGIS API Documentation  3.4.15-Madeira (e83d02e274)
Public Member Functions | List of all members
QgsVectorLayerUndoPassthroughCommandChangeAttribute Class Reference

Undo command for changing attr value from a vector layer in transaction group. More...

#include <qgsvectorlayerundopassthroughcommand.h>

Inheritance diagram for QgsVectorLayerUndoPassthroughCommandChangeAttribute:
Inheritance graph

Public Member Functions

 QgsVectorLayerUndoPassthroughCommandChangeAttribute (QgsVectorLayerEditBuffer *buffer, QgsFeatureId fid, int field, const QVariant &newValue)
 Constructor for QgsVectorLayerUndoPassthroughCommandChangeAttribute. More...
void redo () override
void undo () override
- Public Member Functions inherited from QgsVectorLayerUndoPassthroughCommand
 QgsVectorLayerUndoPassthroughCommand (QgsVectorLayerEditBuffer *buffer, const QString &text, bool autocreate=true)
 Constructor for QgsVectorLayerUndoPassthroughCommand. More...
bool hasError () const
 Returns error status. More...
- Public Member Functions inherited from QgsVectorLayerUndoCommand
 QgsVectorLayerUndoCommand (QgsVectorLayerEditBuffer *buffer)
 Constructor for QgsVectorLayerUndoCommand. More...
int id () const override
QgsVectorLayerlayer ()
 Returns the layer associated with the undo command. More...
bool mergeWith (const QUndoCommand *) override

Additional Inherited Members

- Protected Member Functions inherited from QgsVectorLayerUndoPassthroughCommand
QString errorMessage () const
 Returns the error message or an empty string if there's none. More...
bool rollBackToSavePoint ()
 Rollback command, release savepoint or set error status save point must be set prior to call error satus should be false prior to call. More...
void setError ()
 Set error flag and append "failed" to text. More...
void setErrorMessage (const QString &errorMessage)
 Sets the error message. More...
bool setSavePoint (const QString &savePointId=QString())
 Set the command savepoint or set error status. More...
- Protected Attributes inherited from QgsVectorLayerUndoCommand
QgsVectorLayerEditBuffermBuffer = nullptr
 Associated edit buffer. More...

Detailed Description

Undo command for changing attr value from a vector layer in transaction group.

QGIS 3.0

Definition at line 185 of file qgsvectorlayerundopassthroughcommand.h.

Constructor & Destructor Documentation

QgsVectorLayerUndoPassthroughCommandChangeAttribute::QgsVectorLayerUndoPassthroughCommandChangeAttribute ( QgsVectorLayerEditBuffer buffer,
QgsFeatureId  fid,
int  field,
const QVariant &  newValue 

Constructor for QgsVectorLayerUndoPassthroughCommandChangeAttribute.

bufferassociated edit buffer
fidfeature ID of feature

Definition at line 210 of file qgsvectorlayerundopassthroughcommand.cpp.

Member Function Documentation

void QgsVectorLayerUndoPassthroughCommandChangeAttribute::redo ( )

Definition at line 227 of file qgsvectorlayerundopassthroughcommand.cpp.

void QgsVectorLayerUndoPassthroughCommandChangeAttribute::undo ( )

Definition at line 219 of file qgsvectorlayerundopassthroughcommand.cpp.

The documentation for this class was generated from the following files: