# 406 - Read Barcode

406 - Read Barcode

| Event               | Extension action set  | Description                                                  |
| ------------------- | --------------------- | ------------------------------------------------------------ |
| [Before ](#before)  | EXT\_0406\_1\_Before  | Will be executed before MSS opens the Barcode reader screen; |
| [Replace](#replace) | EXT\_0406\_2\_Replace | Will replace MSS Barcode reader screen;                      |
| [After](#after)     | EXT\_0406\_3\_After   | Will be executed after the user reads a Barcode;             |

### Before

*Input Parameters*

* inDocumentExercise – Exercise of the document;
* inDocumentType – Type of the document;
* inDocumentSeries – Series of the document;
* inDocumentNumber – Number of the document;
* inCustomerCode – Code of the selected customer;

### Replace

*Input Parameters*

* inDocumentExercise – Exercise of the document;
* inDocumentType – Type of the document;
* inDocumentSeries – Series of the document;
* inDocumentNumber – Number of the document;
* inCustomerCode – Code of the selected customer;

*Output Parameters*

* outResultCode – Return code: 1 – a Barcode was read / 0 – Cancel;
* outBarcode – Barcode that was read;

### After

*Input Parameters*

* inDocumentExercise – Exercise of the document;
* inDocumentType – Type of the document;
* inDocumentSeries – Series of the document;
* inDocumentNumber – Number of the document;
* inCustomerCode – Code of the selected customer;