package er.modern.look.pages;
import org.apache.commons.lang.ObjectUtils;
import com.webobjects.appserver.WOComponent;
import com.webobjects.appserver.WOContext;
import com.webobjects.directtoweb.D2WContext;
import com.webobjects.eocontrol.EOEditingContext;
import com.webobjects.eocontrol.EOEnterpriseObject;
import er.directtoweb.ERD2WContainer;
import er.directtoweb.pages.templates.ERD2WTabInspectPageTemplate;
import er.extensions.eof.ERXEC;
import er.extensions.eof.ERXEOControlUtilities;
import er.extensions.foundation.ERXValueUtilities;
/**
* A modernized tab inspect/edit template.<br />
*
* @d2wKey cancelButtonLabel
* @d2wKey printerButtonComponentName
* @d2wKey editButtonLabel
* @d2wKey formEncoding
* @d2wKey hasForm
* @d2wKey headerComponentName
* @d2wKey repetitionComponentName
* @d2wKey actionBarComponentName
* @d2wKey controllerButtonComponentName
* @d2wKey pageWrapperName
* @d2wKey returnButtonLabel
* @d2wKey saveButtonLabel
* @d2wKey useFocus
* @d2wKey useAjaxControlsWhenEmbedded
*
* @author davidleber
*/
public class ERMODTabInspectPage extends ERD2WTabInspectPageTemplate {
/**
* 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 ERD2WTabInspectPageTemplate.Keys{
public static final String task = "task";
public static final String inlineTask = "inlineTask";
public static final String objectBeingEdited = "objectBeingEdited";
public static final String useAjaxControlsWhenEmbedded = "useAjaxControlsWhenEmbedded";
public static final String inlinePageConfiguration = "inlinePageConfiguration";
}
private String _previousPageConfig;
private String _previousTask;
public ERMODTabInspectPage(WOContext wocontext) {
super(wocontext);
}
/**
* Perform the edit action.
* Overridden to support ajax behaviour. When useAjaxControlsWhenEmbedded is true, then
* we will switch the behaviour of this page to edit and update ajax update the form.
*/
@Override
public WOComponent editAction() {
boolean useAjax = ERXValueUtilities.booleanValue(d2wContext().valueForKey(Keys.useAjaxControlsWhenEmbedded));
if (useAjax) {
EOEditingContext ec = ERXEC.newEditingContext(object().editingContext());
EOEnterpriseObject localObj = ERXEOControlUtilities.localInstanceOfObject(ec, object());
d2wContext().takeValueForKey(localObj, Keys.objectBeingEdited);
_previousPageConfig = (String)d2wContext().valueForKey(Keys.pageConfiguration);
_previousTask = (String)d2wContext().valueForKey(Keys.task);
d2wContext().takeValueForKey("edit", Keys.inlineTask);
String newConfig = (String)d2wContext().valueForKey(Keys.inlinePageConfiguration);
d2wContext().takeValueForKey(newConfig, Keys.pageConfiguration);
d2wContext().takeValueForKey("edit", Keys.task);
return null;
} else {
return super.editAction();
}
}
/**
* Perform the cancel action. Overridden to reset the task when the page is canceled.
*/
@Override
public WOComponent cancelAction() {
resetTask();
return super.cancelAction();
}
/**
* Perform the submit action. Overridden to reset the task when the page is submitted.
*/
@Override
public WOComponent submitAction() throws Throwable {
resetTask();
return super.submitAction();
}
/**
* Reset the behaviour of the page to it's original one (i.e: if it was inspect that was switched to edit).
*/
private void resetTask() {
if (_previousPageConfig != null) d2wContext().takeValueForKey(_previousPageConfig, Keys.pageConfiguration);
if (_previousTask != null) d2wContext().takeValueForKey(_previousTask, Keys.task);
_previousPageConfig = null;
_previousTask = null;
}
/**
* Set the page's object. Overridden to reset the tab if the eo changes. Needed to support in-line ajax usage.
*/
@Override
public void setObject(EOEnterpriseObject eoenterpriseobject) {
// If we are getting a new EO, then reset the current step.
if (eoenterpriseobject != null && !eoenterpriseobject.equals(object())) {
ERD2WContainer tab = tabSectionsContents().objectAtIndex(0);
setTabByName(tab.name);
}
super.setObject(eoenterpriseobject);
}
// Force the tabSectionsContents to regenerate
// if the task changes (i.e: ajax inline inspect -> edit)
private String _previousTaskContext;
@Override
public D2WContext d2wContext() {
D2WContext result = super.d2wContext();
if (_previousTaskContext == null) {
_previousTaskContext = result.task();
} else if (ObjectUtils.notEqual(_previousTaskContext, result.task())) {
clearTabSectionsContents();
_previousTaskContext = result.task();
}
return super.d2wContext();
}
}