/**
	 * @return Form
	 */
	function AddForm() {
		// If request send from rightclick-submenu, directly add Page
		if(($pageType = $this->request->getVar('Type')) && ($parentID = $this->request->getVar('ParentID'))) {
			$data = array(
				"PageType" => (string)$pageType,
				"ParentID" => $parentID,
				"ParentModeField" => "child"
			);
			$this->doAdd($data, null);
			return;
		}


		$record = $this->currentPage();
		
		$pageTypes = array();
		foreach($this->PageTypes() as $type) {
			$html = sprintf('<span class="icon class-%s"></span><strong class="title">%s</strong><span class="description">%s</span>',
				$type->getField('ClassName'),
				$type->getField('AddAction'),
				$type->getField('Description')
			);
			$pageTypes[$type->getField('ClassName')] = $html;
		}
		// Ensure generic page type shows on top
		if(isset($pageTypes['Page'])) {
			$pageTitle = $pageTypes['Page'];
			$pageTypes = array_merge(array('Page' => $pageTitle), $pageTypes);
		}

		$numericLabelTmpl = '<span class="step-label"><span class="flyout">%d</span><span class="arrow"></span><span class="title">%s</span></span>';

		$topTitle = _t('CMSPageAddController.ParentMode_top', 'Top level');
		$childTitle = _t('CMSPageAddController.ParentMode_child', 'Under another page');

		$fields = new FieldList(
			// new HiddenField("ParentID", false, ($this->parentRecord) ? $this->parentRecord->ID : null),
			// TODO Should be part of the form attribute, but not possible in current form API
			$hintsField = new LiteralField('Hints', sprintf('<span class="hints" data-hints="%s"></span>', $this->SiteTreeHints())),
			new LiteralField('PageModeHeader', sprintf($numericLabelTmpl, 1, _t('CMSMain.ChoosePageParentMode', 'Choose where to create this page'))),
			
			$parentModeField = new SelectionGroup(
				"ParentModeField",
				array(
					"top//$topTitle" => null, //new LiteralField("Dummy", ''),
					"child//$childTitle" => $parentField = new TreeDropdownField(
						"ParentID", 
						"",
						'SiteTree'
					)
				)
			),
			$typeField = new OptionsetField(
				"PageType", 
				sprintf($numericLabelTmpl, 2, _t('CMSMain.ChoosePageType', 'Choose page type')), 
				$pageTypes, 
				'Page'
			)
		);
		$parentField->setShowSearch(true);
		$parentModeField->setValue($this->request->getVar('ParentID') ? 'child' : 'top');
		$parentModeField->addExtraClass('parent-mode');

		// CMSMain->currentPageID() automatically sets the homepage,
		// which we need to counteract in the default selection (which should default to root, ID=0)
		$homepageSegment = RootURLController::get_homepage_link();
		if($record && $record->URLSegment != $homepageSegment) {
			$parentField->setValue($record->ID);	
		}
		
		$actions = new FieldList(
			// $resetAction = new ResetFormAction('doCancel', _t('CMSMain.Cancel', 'Cancel')),
			FormAction::create("doAdd", _t('CMSMain.Create',"Create"))
				->addExtraClass('ss-ui-action-constructive')->setAttribute('data-icon', 'accept')
				->setUseButtonTag(true)
		);
		
		$this->extend('updatePageOptions', $fields);
		
		$form = new Form($this, "AddForm", $fields, $actions);
		$form->addExtraClass('cms-add-form stacked cms-content center cms-edit-form ' . $this->BaseCSSClasses());
		$form->setTemplate($this->getTemplatesWithSuffix('_EditForm'));

		if($parentID = $this->request->getVar('ParentID')) {
			$form->Fields()->dataFieldByName('ParentID')->setValue((int)$parentID);
		}

		return $form;
	}