Class: QgsVectorLayerUndoPassthroughCommand¶
- class qgis.core.QgsVectorLayerUndoPassthroughCommand¶
Bases:
QgsVectorLayerUndoCommand
Undo command for vector layer in transaction group mode.
New in version 3.0.
QgsVectorLayerUndoPassthroughCommand(buffer:
QgsVectorLayerEditBuffer
, text: str, autocreate: bool = True) Constructor for QgsVectorLayerUndoPassthroughCommand- Parameters:
buffer – associated edit buffer
text – text associated with command
autocreate –
flag allowing to automatically create a savepoint if necessary
Methods
Returns the error message or an empty string if there's none.
Returns error status
Rollback command, release savepoint or set error status save point must be set prior to call error satus should be
False
prior to callSet error flag and append "failed" to text
Sets the error message.
Set the command savepoint or set error status.
- errorMessage(self) str ¶
Returns the error message or an empty string if there’s none.
New in version 3.0.
- Return type:
str
- hasError(self) bool ¶
Returns error status
- Return type:
bool
- rollBackToSavePoint(self) bool ¶
Rollback command, release savepoint or set error status save point must be set prior to call error satus should be
False
prior to call- Return type:
bool
- setError(self)¶
Set error flag and append “failed” to text
- setErrorMessage(self, errorMessage: str)¶
Sets the error message.
New in version 3.0.
- Parameters:
errorMessage (str) –
- setSavePoint(self, savePointId: str = '') bool ¶
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.- Parameters:
savePointId (str = '') –
- Return type:
bool