Page History: Key Logger Element
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Page Revision: 2015/08/18 14:01
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Key Logger Element
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| Info |
| Category: |
Input Registration |
|
AddIn: |
Base Elements |
| Creator: |
OkazoLab Team |
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Scope: |
Parent Event |
| Owns Snippets: |
yes |
|
Usage: |
Input,Snippets |
Actions aligned with epochs of the parent event
| Epoch | Actions |
|---|
| After Onset | The element starts monitoring key presses and releases |
| Before Offset | The element stops monitoring key presses and releases |
Properties
Generic properties
| Name | Description | Constraints | Value Type | Upon Change |
|---|
| Settings |
| Input Device | Defines the input device for key logging | | enum | |
| Column Delimiter | Defines the column delimiter in the recorded key log | String | |
| Add Line Breaks | Defines whether a line break is added at the end of each log record | Boolean | |
| Runtime Status |
| Key Log | | String | |
+=== Properties inherited from clElement ===
Inherited properties of clElement
| Name | Description | Constraints | Value Type | Upon Change |
|---|
| Control |
| Is Enabled | If set to false the element is completely omitted when the experiment is run. | | Boolean |
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| Title | Title of the element. | | String |
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Key Logger element passively registers and logs all button presses/releases in the parent event.
Description
Practical Use
Saving the collected key log into DataReport
- Add the Key Logger element to a event
- Browse the button element properties in the property panel
- Select the Input Device, for example, the system keyboard
- Create a proxy variable linked to the Key Log property
- Open the after offset snippet of the parent event
- Add the following code to the snippet.
Report=KeyLog;
Notes
- Content of the key log is reset on every onset of the parent event