Block Input Action


<AMBLOCKINPUT ACTION="text [options]">

See Also

Block Input Action-Setting Properties, Authenticate Action, Generate Password Action, Send Keystrokes Action


Blocks user input from the keyboard and mouse. Also used to unblock input that was previously blocked.

Practical Usage

Useful for preventing user interference during task execution. This action is typically used in the beginning of a task that contains steps used to interact with the desktop (i.e. Send Keystrokes, Move Mouse, Click Mouse actions, etc.).



General Tab


Text, Optional Default - "lock"

Specifies whether keyboard and mouse input should be blocked or unblocked.

The available options are:


Custom Description

This action includes the Description tab for entering a custom step description.

More on setting custom step description

Standard Error Handling Options

This action also includes the standard Error Causes and On Error failure handling options/tabs.

More on Error Handling Options

Variables and Expressions

All text fields allow the use of expressions, which can be entered by surrounding the expression in percentage signs (example: %MYVARIABLE%, %Left('Text',2)%). To help construct these expressions, you can open Expression Builder from these fields by pressing F2.

More on variables
More on expressions

More on the expression builder


NOTE: The code below can be copied and pasted directly into the Steps pane of the Task Builder.