package er.modern.look.pages;
import org.apache.commons.lang.ObjectUtils;
import com.webobjects.appserver.WOActionResults;
import com.webobjects.appserver.WOComponent;
import com.webobjects.appserver.WOContext;
import com.webobjects.directtoweb.D2WContext;
import com.webobjects.eoaccess.EOEntity;
import com.webobjects.eocontrol.EOEnterpriseObject;
import com.webobjects.foundation.NSMutableDictionary;
import com.webobjects.foundation.NSNotificationCenter;
import er.directtoweb.pages.ERD2WWizardCreationPage;
import er.directtoweb.pages.templates.ERD2WWizardCreationPageTemplate;
import er.extensions.eof.ERXEOControlUtilities;
import er.extensions.eof.ERXGenericRecord;
import er.extensions.foundation.ERXValueUtilities;
/**
* A wizard inspect/edit template. Can be used in-line, and supports ajax updates<br />
*
* @d2wKey cancelButtonLabel
* @d2wKey bannerFileName
* @d2wKey showBanner
* @d2wKey headerComponentName
* @d2wKey formEncoding
* @d2wKey repetitionComponentName
* @d2wKey previousButtonLabel
* @d2wKey pageWrapperName
* @d2wKey nextButtonLabel
* @d2wKey saveButtonLabel
* @d2wKey useAjaxControlsWhenEmbedded
*
* @author davidleber
*/
public class ERMODWizardCreationPage extends ERD2WWizardCreationPageTemplate {
/**
* Do I need to update serialVersionUID?
* See section 5.6 <cite>Type Changes Affecting Serialization</cite> on page 51 of the
* <a href="http://java.sun.com/j2se/1.4/pdf/serial-spec.pdf">Java Object Serialization Spec</a>
*/
private static final long serialVersionUID = 1L;
public interface Keys extends ERD2WWizardCreationPageTemplate.Keys{
public static final String useAjaxControlsWhenEmbedded = "useAjaxControlsWhenEmbedded";
public static final String parentPageConfiguration = "parentPageConfiguration";
public static final String idForParentMainContainer = "idForParentMainContainer";
public static final String idForMainContainer = "idForMainContainer";
}
public boolean showCancelDialog;
public ERMODWizardCreationPage(WOContext wocontext) {
super(wocontext);
}
@Override
public void awake() {
super.awake();
clearValidationFailed();
}
/**
* Change to the previous step. Overridden to set _currentStep here instead of in appendToResponse
* so ajax requests work.
*/
@Override
@SuppressWarnings("unchecked")
public WOComponent previousStep() {
// if we had an error message and are going back, we don't want the message
// to show up on the previous page; the error message will reappear
// when the user gets back to the initial page
errorMessages = new NSMutableDictionary();
if (showPrevious() && _currentStep > 1) _currentStep--;
setCurrentTab(tabSectionsContents().objectAtIndex(_currentStep-1));
return null;
}
/**
* Change to the next step. Overridden to set _currentStep here instead of in appendToResponse
* so ajax requests work
*/
@Override
public WOComponent nextStep() {
// FIXME: This is no longer needed. We now have validationKeys that will serve the same purpose.
NSNotificationCenter.defaultCenter().postNotification(ERD2WWizardCreationPage.WILL_GOTO_NEXT_PAGE, null);
if (errorMessages.count()==0 && _currentStep < tabSectionsContents().count())
_currentStep++;
setCurrentTab(tabSectionsContents().objectAtIndex(_currentStep-1));
return null;
}
/**
* Perform the cancel action. Overridden to handle showing a cancel dialog in-line if
* useAjaxControlsWhenEmbedded is true.
*/
@Override
public WOComponent cancelAction() {
boolean useAjax = ERXValueUtilities.booleanValue(d2wContext().valueForKey(Keys.useAjaxControlsWhenEmbedded));
if (useAjax && showCancel()) {
if (_currentStep>1 && ERXEOControlUtilities.isNewObject(object())) {
showCancelDialog = true;
return null;
} else {
return super.superCancelAction();
}
} else {
return super.cancelAction();
}
}
/**
* Action called when the cancel button is clicked.
*/
public WOComponent doCancelAction() {
showCancelDialog = false;
return super.superCancelAction();
}
/**
* Action called when the cancel dialog is dismissed.
*/
public WOActionResults dismissCancelDialogAction() {
showCancelDialog = false;
return null;
}
/**
* Show the cancel button. From parent: Should we show the cancel button? It's only visible
* when we have a nextPage set up. Overridden to allow us to show the cancel button if the
* page is embedded and shouldShowCancelButton is true.
*/
@Override
public boolean showCancel() {
return ((_nextPageDelegate != null || _nextPage != null) || d2wContext().valueForKey(Keys.parentPageConfiguration) != null) && shouldShowCancelButton();
}
/**
* Sets the page object. Overridden to reset the current step if the object changes
*/
@Override
public void setObject(EOEnterpriseObject eoenterpriseobject) {
// If we are getting a new EO, then reset the current step.
if (eoenterpriseobject != null && !eoenterpriseobject.equals(object())) {
_currentStep = 1;
}
super.setObject(eoenterpriseobject);
}
/**
* Return the ajax update container id for the cancel button.
*/
public String cancelUpdateContainerID() {
Object result = null;
if (!showCancelDialog)
result = d2wContext().valueForKey(Keys.idForParentMainContainer);
else
result = d2wContext().valueForKey(Keys.idForMainContainer);
return (String)result;
}
/**
* Performs submit action. Overridden to reset the nested validation setting on the
* object.
*/
// FIXME - Is this needed here? davidleber
@Override
public WOComponent submitAction() throws Throwable {
WOComponent result = super.submitAction();
if (object() instanceof ERXGenericRecord) {
((ERXGenericRecord)object()).setValidatedWhenNested(true);
}
return result;
}
// What follows is a hack.
// I am not proud of it, but there it is.
// This is necessary because the wizard component will blow chunks
// if you don't clear its tabSectionContents if the d2wContext's entity
// changes when embedded, in-line, and updated with ajax requests.
// davidleber
private EOEntity _cachedEntity;
@Override
public D2WContext d2wContext() {
D2WContext result = super.d2wContext();
if (_cachedEntity == null) {
_cachedEntity = result.entity();
} else if (ObjectUtils.notEqual(_cachedEntity, result.entity())) {
clearTabSectionsContents();
_cachedEntity = result.entity();
}
return super.d2wContext();
}
}