WizardDescriptor.AsynchronousValidatingPanel (NetBeans Dialogs API) - NetBeans API Javadoc 5.0.0

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org.openide
Interface WizardDescriptor.AsynchronousValidatingPanel

All Superinterfaces:: WizardDescriptor.Panel, WizardDescriptor.ValidatingPanel

Enclosing interface:: WizardDescriptor

public static interface WizardDescriptor.AsynchronousValidatingPanel
extends WizardDescriptor.ValidatingPanel

A special interface for panels that need to do additional asynchronous validation when Next or Finish button is clicked.

During backround validation is Next or Finish button disabled. On validation success wizard automatically progress to next panel or finishes.

During backround validation Cancel button is hooked to signal the validation thread using interrupt().

Since:: 6.2 (16 May 2005)

Method Summary

void prepareValidation()
Called synchronously from UI thread when Next of Finish buttons clicked.

void validate()
Is called in separate thread when Next of Finish buttons are clicked and allows deeper check to find out that panel is in valid state and it is ok to leave it.

Methods inherited from interface org.openide.WizardDescriptor.Panel

addChangeListener, getComponent, getHelp, isValid, readSettings, removeChangeListener, storeSettings

Method Detail

prepareValidation

public void prepareValidation()

Called synchronously from UI thread when Next of Finish buttons clicked. It allows to lock user input to assure official data for background validation.

validate

public void validate()
              throws WizardValidationException

Is called in separate thread when Next of Finish buttons are clicked and allows deeper check to find out that panel is in valid state and it is ok to leave it.

Specified by:: validate in interface WizardDescriptor.ValidatingPanel

Throws:: WizardValidationException - when validation fails