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basic_action_system.md: cleanup warning box

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Yann Cébron 2024-08-07 10:49:26 +02:00
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topics/basics/basic_action_system.md
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@ -86,14 +86,14 @@ The method `AnAction.update()` is periodically called by the IntelliJ Platform i
The `update()` method gives an action to evaluate the current context and enable or disable its functionality.
Implementors must ensure that changing presentation and availability status handles all variants and state transitions; otherwise, the given Action will get "stuck".
> The `AnAction.update()` method can be called frequently and on EDT.
> The `AnAction.update()` method can be called frequently on [Event Dispatch Thread (EDT)](threading_model.md).
> It must _execute very quickly_; no real work must be performed.
> For example, checking selection in a tree or a list is considered valid, but working with the file system is not.
>
{style="warning" title="Performance"}
> If the new state of an action can't be determined quickly, then evaluation should be performed in the `AnAction.actionPerformed()` method and [notify](notifications.md) the user that the action can't be executed if the context isn't suitable.
> If the new state of an action cannot be determined quickly, evaluation should be performed in the `AnAction.actionPerformed()` method
> and the user [notified](notifications.md) accordingly if the context isn't suitable.
>
{style="warning" title="Performance"}
#### Determining the Action Context