QgsVectorLayerUndoPassthroughCommand Class Reference

Undo command for vector layer in transaction group mode. More...

#include <qgsvectorlayerundopassthroughcommand.h>

Inheritance diagram for QgsVectorLayerUndoPassthroughCommand:

Public Member Functions
	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
QgsVectorLayer *	layer ()
	Returns the layer associated with the undo command. More...
bool	mergeWith (const QUndoCommand *) override

Protected Member Functions
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...

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

Detailed Description

Undo command for vector layer in transaction group mode.

Since

QGIS 3.0

Definition at line 33 of file qgsvectorlayerundopassthroughcommand.h.

Constructor & Destructor Documentation

QgsVectorLayerUndoPassthroughCommand::QgsVectorLayerUndoPassthroughCommand	(	QgsVectorLayerEditBuffer *	buffer,
		const QString &	text,
		bool	autocreate = true
	)

Constructor for QgsVectorLayerUndoPassthroughCommand.

Parameters

buffer	associated edit buffer
text	text associated with command
autocreate	flag allowing to automatically create a savepoint if necessary

Definition at line 32 of file qgsvectorlayerundopassthroughcommand.cpp.

Member Function Documentation

QString QgsVectorLayerUndoPassthroughCommand::errorMessage ( ) const

protected

Returns the error message or an empty string if there's none.

Since

QGIS 3.0

Definition at line 63 of file qgsvectorlayerundopassthroughcommand.cpp.

bool QgsVectorLayerUndoPassthroughCommand::hasError ( ) const

inline

Returns error status.

Definition at line 48 of file qgsvectorlayerundopassthroughcommand.h.

bool QgsVectorLayerUndoPassthroughCommand::rollBackToSavePoint ( )

protected

Rollback command, release savepoint or set error status save point must be set prior to call error satus should be false prior to call.

Definition at line 92 of file qgsvectorlayerundopassthroughcommand.cpp.

void QgsVectorLayerUndoPassthroughCommand::setError ( )

protected

Set error flag and append "failed" to text.

Definition at line 49 of file qgsvectorlayerundopassthroughcommand.cpp.

void QgsVectorLayerUndoPassthroughCommand::setErrorMessage ( const QString &  errorMessage )

protected

Sets the error message.

Since

QGIS 3.0

Definition at line 58 of file qgsvectorlayerundopassthroughcommand.cpp.

bool QgsVectorLayerUndoPassthroughCommand::setSavePoint ( const QString &  savePointId = QString() )

protected

Set the command savepoint or set error status.

Error satus should be false prior to call. If the savepoint given in parameter is empty, then a new one is created if none is currently available in the transaction.

Definition at line 68 of file qgsvectorlayerundopassthroughcommand.cpp.

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

• /build/qgis-3.4.15+24xenial/src/core/qgsvectorlayerundopassthroughcommand.h
• /build/qgis-3.4.15+24xenial/src/core/qgsvectorlayerundopassthroughcommand.cpp