AjaxFormUpdateController (Tapestry API - 5.7.2)乐学网一站式学习平台

All Known Implementing Classes:

AjaxFormUpdateControllerImpl
```
public interface AjaxFormUpdateController
```
Coordinates the rendering of page partials in the context of an Ajax update to an existing Form.

Since:

5.2.0

See Also:

AjaxFormUpdateFilter, MultiZoneUpdate

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`cleanupAfterPartialZoneRender()`	Ends the heartbeat, executes deferred Form actions, and cleans up the environmentals.
`void`	`initializeForForm(String formComponentId, String formClientId)`
`void`	`setupBeforePartialZoneRender(MarkupWriter writer)`	Called before starting to render a zone's content; initializes the `FormSupport` and `ValidationTracker` environmentals and starts a heartbeat.

- Method Detail
  - initializeForForm
```
void initializeForForm(String formComponentId,
                       String formClientId)
```
  - setupBeforePartialZoneRender
```
void setupBeforePartialZoneRender(MarkupWriter writer)
```
    Called before starting to render a zone's content; initializes the FormSupport and ValidationTracker environmentals and starts a heartbeat.
  - cleanupAfterPartialZoneRender
```
void cleanupAfterPartialZoneRender()
```
    Ends the heartbeat, executes deferred Form actions, and cleans up the environmentals.