# dhtmlxdataprocessor:events [DHX documentation]

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dhtmlxdataprocessor

## Events of Dataprocessor

custom code can be attached in common way

      dp.attachEvent(event_name, some_function);

- onRowMark - occurs each time when row need to be repaint, blockable.
- onValidatationError - occurs each time when verificator function catches error, blockable.
- onBeforeUpdate - occurs before data sending to the server, occurs for each row, blockable.
- onBeforeDataSending - occurs after data was validated and its ready to be sent, occurs once for all rows in sending group, blockable.
- onAfterUpdate - occurs for each action tag in xml response
- onAfterUpdateFinish - occurs when current data sync operation finished.
- onFullSync - occurs after saving all data ( there are no unsaved changes ).