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# Class Summary HTML_QuickForm_Action

Class Summary HTML_QuickForm_Action -- Class representing an action to perform on HTTP request.

## Description

The Controller will select the appropriate Action to call on the request and call its perform() method. The subclasses of this class should implement all the necessary business logic.

The default action handlers are described in the FAQ section.

## Class Trees for HTML_QuickForm_Action

- HTML_QuickForm_Action

Table 41-1. Classes that extend HTML_QuickForm_Action

Class | Summary
--- | ---
HTML_QuickForm_Action_Back | The action for a 'back' button of wizard-type multipage form.
HTML_QuickForm_Action_Direct | This action allows to go to a specific page of a multipage form.
HTML_QuickForm_Action_Display | This action handles the output of the form.
HTML_QuickForm_Action_Jump | The action handles the HTTP redirect to a specific page.
HTML_QuickForm_Action_Next | The action for a 'next' button of wizard-type multipage form.
HTML_QuickForm_Action_Submit | The action for a 'submit' button.

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Page::setDefaultAction() | Up | Action::perform()