ERMODInspectPage.java

package er.modern.look.pages;

import com.webobjects.appserver.WOComponent;
import com.webobjects.appserver.WOContext;
import com.webobjects.eocontrol.EOEditingContext;
import com.webobjects.eocontrol.EOEnterpriseObject;

import er.directtoweb.pages.templates.ERD2WInspectPageTemplate;
import er.extensions.eof.ERXEC;
import er.extensions.eof.ERXEOControlUtilities;
import er.extensions.foundation.ERXValueUtilities;

/**
 * Modernized inspect page.
 * 
 * @d2wKey cancelButtonLabel
 * @d2wKey printerButtonComponentName
 * @d2wKey editButtonLabel
 * @d2wKey formEncoding
 * @d2wKey hasForm
 * @d2wKey headerComponentName
 * @d2wKey repetitionComponentName
 * @d2wKey actionBarComponentName
 * @d2wKey controllerButtonComponentName
 * @d2wKey pageWrapperName
 * @d2wKey returnButtonLabel
 * @d2wKey saveButtonLabel
 * 
 * @author davidleber
 */
public class ERMODInspectPage extends ERD2WInspectPageTemplate {
  /**
   * 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 ERD2WInspectPageTemplate.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 ERMODInspectPage(WOContext wocontext) {
		super(wocontext);
	}
	
	@Override
	public void awake() {
		super.awake();
		clearValidationFailed();
	}
	
	/**
	 * Perform the edit action. Overridden to use ajax behaviour if useAjaxControlsWhenEmbedded is true
	 */
	@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 cancel action. Overridden to reset the task (i.e: if the original page task 
	 * was inspect, and it was switched to edit).
	 */
	@Override
	public WOComponent cancelAction() {
		resetTask();
		return super.cancelAction();
	}
	
	/**
	 * Perform the submitAction. Overridden to rest the task (i.e: if the original page task
	 * was inspect, and it was switched to edit).
	 */
	@Override
	public WOComponent submitAction() throws Throwable {
		resetTask();
//		NSLog.out.appendln("***ERMODInspectPage.submitAction: "
//				+ object().editingContext() + " - " + object().editingContext().parentObjectStore() +" ***");
		return super.submitAction();
	}
	
	private void resetTask() {
		if (_previousPageConfig != null) d2wContext().takeValueForKey(_previousPageConfig, Keys.pageConfiguration);
		if (_previousTask != null) d2wContext().takeValueForKey(_previousTask, Keys.task);
		_previousPageConfig = null;
		_previousTask = null;
	}
	
}