Overview
The Us4state Decoder is used to enable or disable the us4state decoder.
Syntax
| us4state (Decoder) <META> Syntax |
|---|
<META HTTP-Equiv="scanner" content="us4state:[parameter]"> |
| us4state JavaScript Object Syntax: |
|---|
| By default the JavaScript Object 'scanner' will exist on the current page and can be used to interact directly with the us4state. |
|
To Set us4state parameters via JavaScript use the following syntax: scanner.Parameter = Value;
e.g. scanner.us4state = Value; |
Parameters
Items listed in this section indicate parameters, or attributes which can be set.
| Name | Possible Values | Description | Default Value |
|---|---|---|---|
| us4state:[Value] | enabled/Disabled | Enables/Disables the us4state decoder. | Device specific |
Requirements
| RhoElements Version | 1.0.0 or above |
|---|---|
| Supported Devices | All supported devices |
| Minimum Requirements | Scanner or Imager module and device that supports us4state. |
| Persistence | Transient - Decoder settings are only guaranteed to persist until the Scanner is disabled |
HTML/JavaScript Examples
The following example enables the scanner to read only Webcode labels:
<META HTTP-Equiv="scanner" Content="allDecoders:disabled">
<META HTTP-Equiv="scanner" Content="us4state:enabled">
<META HTTP-Equiv="scanner" Content="enabled">
Above example can also be written as shown below:
<META HTTP-Equiv="scanner" Content="allDecoders:disabled;us4state:enabled;enabled">
or
<META HTTP-Equiv="scanner-all_decoders" Content="disabled">
<META HTTP-Equiv="scanner-us4state" Content="enabled">
<META HTTP-Equiv="scanner-enabled" Content="SCN1">