PHP Container::add方法代码示例

 private function renderFormFieldContent($renderApi, $unit)
 {
     $this->formSubmit = new \FormSubmit();
     $fieldId = 'field' . $unit->getId();
     $properties = $unit->getFormValues();
     $labelText = $properties["fieldLabel"];
     $listType = $properties["listType"];
     //select, checkbox, radio
     $postRequest = $this->getPostValue($unit);
     $choiceBox = new \ChoiceBox();
     if ($listType === \ListType::RADIO || $listType === \ListType::CHECKBOX) {
         $required = $renderApi->getFormValue($unit, 'enableRequired');
         $formField = $choiceBox->getRadioCheckbox($renderApi, $unit, $fieldId, $postRequest, $required);
     } elseif ($listType === \ListType::DROP_DOWN) {
         $formField = $choiceBox->getSelectField($renderApi, $unit, $fieldId, $postRequest);
     }
     $label = new \Label();
     $labelProperties = $label->getElementProperties();
     $labelProperties->addAttribute("for", $fieldId);
     $label->add(new \Span($labelText));
     if ($formField) {
         $elementProperties = $formField->getElementProperties();
         $wrapper = new \Container();
         $wrapper->add($label);
         $wrapper->add($formField);
         echo $wrapper->renderElement();
     }
     $renderApi->renderChildren($unit);
 }

 protected function setUp()
 {
     $this->application = new Application();
     $this->application->add(new OrganizeFileCommand());
     $this->command = $this->application->find('organizer:files');
     $this->commandTester = new CommandTester($this->command);
 }

 private function renderFormFieldContent($renderApi, $unit)
 {
     $this->formSubmit = new \FormSubmit();
     $fieldId = 'field' . $unit->getId();
     $properties = $unit->getFormValues();
     $labelText = $properties["fieldLabel"];
     $fieldType = $properties["textType"];
     //input,list,textarea
     $postRequest = $this->getPostValue($unit);
     if ($properties['type'] === \InputType::STRING && $fieldType !== FieldType::TEXTAREA || $properties['type'] === \InputType::EMAIL || $properties['type'] === \InputType::NUMERIC) {
         $formField = new \TextField();
         $elementProperties = $formField->getElementProperties();
         $elementProperties->setId($fieldId);
         $elementProperties->addAttribute("name", $fieldId);
         $elementProperties->addAttribute('value', $postRequest);
         if (isset($properties['type'])) {
             if ($properties['type'] === \InputType::EMAIL) {
                 $elementProperties->addAttribute("type", \InputType::EMAIL);
             }
             if ($properties['type'] === \InputType::NUMERIC) {
                 $elementProperties->addAttribute("type", \InputType::NUMERIC);
             }
         }
     } elseif ($fieldType === FieldType::TEXTAREA) {
         $formField = new \TextareaField();
         $elementProperties = $formField->getElementProperties();
         $elementProperties->setId($fieldId);
         $elementProperties->addAttribute("name", $fieldId);
         $formField->setContent($postRequest);
     }
     $label = new \Label();
     $labelProperties = $label->getElementProperties();
     $labelProperties->addAttribute("for", $fieldId);
     $label->add(new \Span($labelText));
     if ($formField) {
         $wrapper = new \Container();
         $wrapper->add($label);
         $wrapper->add($formField);
         $elementProperties = $formField->getElementProperties();
         if ($this->formSubmit->isValid($renderApi, $unit) && !$this->isValidValue($unit, $postRequest)) {
             $elementProperties->addClass('vf__error');
             $wrapper->add($this->getErrorMessage($unit, $postRequest));
         }
         $this->setRequiredField($renderApi, $unit, $elementProperties);
         $this->setPlaceholderText($renderApi, $unit, $elementProperties);
         echo $wrapper->renderElement();
     }
     $renderApi->renderChildren($unit);
 }

 /**
  * Add an element to the table.
  *
  * @param $element The element to be added
  * @param $row The row to add the element to. Count starts from 0.
  * @param $column The column to add the element to. Count starts from 0.
  */
 public function add($element, $row = -1, $column = -1)
 {
     if ($element->parent != null) {
         throw new Exception("Element being added to table already has a parent");
     }
     if ($row == -1 || $column == -1) {
         parent::add($element);
     } else {
         $this->tableElements[$row][$column][] = $element;
         parent::add($element);
     }
     return $this;
 }

 private function renderFormFieldContent($renderApi, $unit)
 {
     $buttonId = 'field' . $unit->getId();
     $properties = $unit->getFormValues();
     $buttonLabel = $properties["fieldLabel"];
     $formField = new \ButtonField();
     $elementProperties = $formField->getElementProperties();
     $elementProperties->setId($buttonId);
     $elementProperties->addClass("submitButton");
     $elementProperties->addAttribute("name", $buttonId);
     $elementProperties->addAttribute("value", $buttonLabel);
     $wrapper = new \Container();
     $wrapper->add($formField);
     echo $wrapper->renderElement();
     $renderApi->renderChildren($unit);
 }

 /**
  * Add an element to the table.
  *
  * @param $element The element to be added
  * @param $row The row to add the element to. Count starts from 0.
  * @param $column The column to add the element to. Count starts from 0.
  */
 public function add()
 {
     $args = func_get_args();
     $element = $args[0];
     $row = isset($args[1]) ? $args[1] : null;
     $column = isset($args[2]) ? $args[2] : null;
     if ($element->parent != null) {
         throw new Exception("Element being added to table already has a parent");
     }
     if ($row === null || $column === null) {
         parent::add($element);
     } else {
         $this->tableElements[$row][$column][] = $element;
         parent::add($element);
     }
     return $this;
 }

 /**
  * @param RenderAPI  $renderApi
  * @param Unit       $unit
  * @param ModuleInfo $moduleInfo
  */
 public function renderContent($renderApi, $unit, $moduleInfo)
 {
     $formSend = false;
     $this->http = new \Request();
     $form = new \Form();
     $honeyPotComponent = new \HoneyPotComponent();
     $this->formSubmit = new \FormSubmit();
     $postRequest = $this->formSubmit->getPostValues();
     $elementProperties = $form->getElementProperties();
     $elementProperties->setId("form" . str_replace("-", "", $unit->getId()));
     $elementProperties->addAttribute('action', $_SERVER['REQUEST_URI'] . '#' . $unit->getId());
     $elementProperties->addAttribute('method', 'post');
     $elementProperties->addAttribute('enctype', 'multipart/form-data');
     $form->add($honeyPotComponent->getHoneyPot());
     $form->add($honeyPotComponent->getFormUnitIdentifier($unit->getId()));
     if ($this->formSubmit->isValid($renderApi, $unit) && count($postRequest) > 0 && $honeyPotComponent->isValidHoneyPot($postRequest) && $this->hasValidFormData($renderApi, $unit)) {
         $this->formSubmit->setFieldLabelsToFormValueSet($renderApi);
         try {
             $this->sentEmail($renderApi, $unit, $postRequest);
             $formSend = true;
         } catch (\Exception $e) {
             $errorText = new \Span();
             $errorText->setContent("Unable to send email:<br />" . $e->getMessage());
             $errorContainer = new \Container();
             $errorContainer->add($errorText);
             $errorContainer->getElementProperties()->addClass('vf__main_error');
             $form->add($errorContainer);
         }
     }
     if ($formSend) {
         $confirmationText = new \Span();
         $confirmationText->setContent(preg_replace('/\\n/', '<br>', $renderApi->getFormValue($unit, 'confirmationText')));
         $confirmationContainer = new \Container();
         $confirmationContainer->add($confirmationText);
         $confirmationContainer->getElementProperties()->addClass('confirmationText');
         $form->add($confirmationContainer);
         echo $form->renderElement();
     } else {
         echo $form->renderElementProgressive($renderApi, $unit);
     }
 }

 /**
  * Adds the given menu item to this container. The only difference from the
  * familiar <code>add()</code> method of the Container class is that now
  * explicit checking is performed to make sure that the given component
  * is indeed a <code>menuItem</code> and not just any component.
  * <br /><br />
  * Warning: The <code>add()</code> method allows the user to add the same
  * instance of an object multiple times. With menus, this is extremely unadvised because
  * the menu might end up with multiple selected menu items at the same time.
  * @access public
  * @param ref object menuItem The menuItem to add. If it is selected, then the
  * old selected menu item will be automatically deselected.
  * @param string width The available width for the added menuItem. If null, will be ignored.
  * @param string height The available height for the added menuItem. If null, will be ignored.
  * @param integer alignmentX The horizontal alignment for the added menuItem. Allowed values are 
  * <code>LEFT</code>, <code>CENTER</code>, and <code>RIGHT</code>.
  * If null, will be ignored.
  * @param integer alignmentY The vertical alignment for the added menuItem. Allowed values are 
  * <code>TOP</code>, <code>CENTER</code>, and <code>BOTTOM</code>.
  * If null, will be ignored.
  * @return ref object The menuItem that was just added.
  **/
 function add($menuItem, $width = null, $height = null, $alignmentX = null, $alignmentY = null)
 {
     // ** parameter validation
     // some weird class checking here - would have been much simpler if PHP
     // supported multiple inheritance
     $rule1 = ExtendsValidatorRule::getRule("MenuItemLink");
     $rule2 = ExtendsValidatorRule::getRule("MenuItemHeading");
     $rule3 = ExtendsValidatorRule::getRule("MenuItem");
     $rule4 = ExtendsValidatorRule::getRule("SubMenu");
     ArgumentValidator::validate($menuItem, OrValidatorRule::getRule(OrValidatorRule::getRule(OrValidatorRule::getRule($rule1, $rule2), $rule3), $rule4), true);
     // ** end of parameter validation
     parent::add($menuItem, $width, $height, $alignmentX, $alignmentY);
     // if the given menuItem is selected, then select it
     if ($menuItem instanceof MenuItemLink) {
         if ($menuItem->isSelected()) {
             $id = $this->getComponentsCount();
             $this->select($id);
         }
     }
     return $menuItem;
 }

function printSlideShort($asset, $params, $slideshowIdString, $num)
{
    $harmoni = Harmoni::instance();
    $container = new Container(new YLayout(), BLOCK, EMPHASIZED_BLOCK);
    $fillContainerSC = new StyleCollection("*.fillcontainer", "fillcontainer", "Fill Container", "Elements with this style will fill their container.");
    $fillContainerSC->addSP(new MinHeightSP("88%"));
    $container->addStyle($fillContainerSC);
    $centered = new StyleCollection("*.centered", "centered", "Centered", "Centered Text");
    $centered->addSP(new TextAlignSP("center"));
    $idManager = Services::getService("Id");
    $repositoryManager = Services::getService("Repository");
    $authZ = Services::getService("AuthZ");
    // Get our record and its data
    $slideRecords = $asset->getRecordsByRecordStructure($idManager->getId("Repository::edu.middlebury.concerto.exhibition_repository::edu.middlebury.concerto.slide_record_structure"));
    if ($slideRecords->hasNext()) {
        $slideRecord = $slideRecords->next();
        // Text-Position
        $textPosition = getFirstPartValueFromRecord("Repository::edu.middlebury.concerto.exhibition_repository::edu.middlebury.concerto.slide_record_structure.edu.middlebury.concerto.slide_record_structure.text_position", $slideRecord);
        // Display Metadata
        $displayMetadata = getFirstPartValueFromRecord("Repository::edu.middlebury.concerto.exhibition_repository::edu.middlebury.concerto.slide_record_structure.edu.middlebury.concerto.slide_record_structure.display_metadata", $slideRecord);
        // Media
        $mediaIdStringObj = getFirstPartValueFromRecord("Repository::edu.middlebury.concerto.exhibition_repository::edu.middlebury.concerto.slide_record_structure.edu.middlebury.concerto.slide_record_structure.target_id", $slideRecord);
        if (strlen($mediaIdStringObj->asString())) {
            $mediaId = $idManager->getId($mediaIdStringObj->asString());
        } else {
            $mediaId = null;
        }
    }
    // ------------------------------------------
    ob_start();
    print "\n\t<a style='cursor: pointer;'";
    print " onclick='Javascript:window.open(";
    print '"' . VIEWER_URL . "?&amp;source=";
    print urlencode($harmoni->request->quickURL('exhibitions', "slideshowOutlineXml", array('slideshow_id' => $slideshowIdString)));
    print '&amp;start=' . ($num - 1) . '", ';
    print '"_blank", ';
    print '"toolbar=no,location=no,directories=no,status=yes,scrollbars=yes,resizable=yes,copyhistory=no,width=600,height=500"';
    print ")'>";
    $viewerATag = ob_get_clean();
    /*********************************************************
     * Media
     *********************************************************/
    if (isset($mediaId) && $authZ->isUserAuthorized($idManager->getId("edu.middlebury.authorization.view"), $mediaId) && $_SESSION["show_thumbnail"] == 'true') {
        $mediaAsset = $repositoryManager->getAsset($mediaId);
        $mediaAssetId = $mediaAsset->getId();
        $mediaAssetRepository = $mediaAsset->getRepository();
        $mediaAssetRepositoryId = $mediaAssetRepository->getId();
        $thumbnailURL = RepositoryInputOutputModuleManager::getThumbnailUrlForAsset($mediaAsset);
        if ($thumbnailURL !== FALSE) {
            $thumbSize = $_SESSION["thumbnail_size"] . "px";
            ob_start();
            print "\n<div style='height: {$thumbSize}; width: {$thumbSize}; margin: auto;'>";
            print $viewerATag;
            print "\n\t\t<img src='{$thumbnailURL}' alt='Thumbnail Image' style='max-height: {$thumbSize}; max-width: {$thumbSize};' class='thumbnail_image' />";
            print "\n\t</a>";
            print "\n</div>";
            $component = new UnstyledBlock(ob_get_clean());
            $component->addStyle($centered);
            $container->add($component, "100%", null, CENTER, CENTER);
        }
        // other files
        $fileRecords = $mediaAsset->getRecordsByRecordStructure($idManager->getId("FILE"));
    }
    // Link to viewer
    $numFiles = 0;
    if (isset($fileRecords)) {
        while ($fileRecords->hasNext()) {
            $record = $fileRecords->next();
            $numFiles++;
        }
    }
    ob_start();
    print "\n<div height='15px; font-size: small;'>";
    print $viewerATag;
    print _("Open in Viewer");
    if ($numFiles > 1) {
        print " (" . ($numFiles - 1) . " " . _("more files") . ")";
    }
    print "\n\t</a>";
    print "\n</div>";
    $component = new UnstyledBlock(ob_get_clean());
    $component->addStyle($centered);
    $container->add($component, "100%", null, CENTER, CENTER);
    // Title
    ob_start();
    if ($_SESSION["show_displayName"] == 'true') {
        print "\n\t<div style='font-weight: bold; height: 50px; overflow: auto;'>" . htmlspecialchars($asset->getDisplayName()) . "</div>";
    }
    // Caption
    if ($_SESSION["show_description"] == 'true') {
        $description = HtmlString::withValue($asset->getDescription());
        $description->clean();
        if (isset($thumbnailURL)) {
            print "\n\t<div style='font-size: smaller; height: 100px; overflow: auto;'>";
        } else {
            print "\n\t<div style='font-size: smaller; height: " . ($_SESSION["thumbnail_size"] + 100) . "px; overflow: auto;'>";
        }
        print $description->asString();
        if (isset($displayMetadata) && $displayMetadata->isTrue() && isset($mediaId) && $authZ->isUserAuthorized($idManager->getId("edu.middlebury.authorization.view"), $mediaId)) {
            print "\t\t\t<hr/>\n";
//.........这里部分代码省略.........

$mainContentStyle->addSP(new TextAlignSP("justify"));
// =============================================================================
// Create some containers & components. This stuff would normally go in an action.
// =============================================================================
$xLayout = new XLayout();
$yLayout = new YLayout();
$mainBox = new Container($yLayout, BLANK, 1, $mainBoxStyle);
$h1 = new Component("Home", MENU_ITEM_LINK_SELECTED, 1, $menuItemsStyle);
$h2 = new Component("Pictures", MENU_ITEM_LINK_SELECTED, 1, $menuItemsStyle);
$h3 = new Component("Guestbook", MENU_ITEM_LINK_SELECTED, 1, $menuItemsStyle);
$h4 = new Component("Links", MENU_ITEM_LINK_SELECTED, 1, $menuItemsStyle);
$menuBox = new Container($xLayout, BLANK, 1, $menuBoxStyle);
$menuBox->add($h1, null, null, CENTER, CENTER);
$menuBox->add($h2, null, null, CENTER, CENTER);
$menuBox->add($h3, null, null, CENTER, CENTER);
$menuBox->add($h4, null, null, CENTER, CENTER);
$temp = new Container($yLayout, BLANK, 3);
$temp->add($menuBox, null, null, RIGHT);
$menuBox1 = $menuBox;
$menuBox1->setLayout($yLayout);
$mainContent = new Container($xLayout, BLANK, 1);
$mainText = new Component("<p>Angelo de la Cruz, 46, was released Tuesday -- one day after the Philippine government completed the withdrawal of its 51-member humanitarian contingent from Iraq in compliance with kidnappers' demands.</p><p>De la Cruz was turned over to officials at the United Arab Emirates Embassy in Baghdad before he was transferred to the Philippine Embassy. He will be flown to Abu Dhabi for a medical evaluation, a UAE government statement said.  </p><p>&quot;I am very, very happy. His health is okay ... His family is waiting for him,&quot; a tearful Arsenia de la Cruz told reporters at her country's embassy in Amman, minutes after talking by telephone to her husband in Baghdad. </p><p>Mrs. de la Cruz had been staying in the Jordanian capital, awaiting word on her husband.</p><p>&quot;I would not let him go back to the Middle East another time,&quot; The Associated Press quoted her as saying.</p><p>Earlier Tuesday, the Philippine President Gloria Macapagal Arroyo said on national television she had also spoken to the former hostage. </p><p>&quot;I'm happy to announce that our long national vigil involving Angelo [de] la Cruz is over. I thank the Lord Almighty for his blessings,&quot; Arroyo said.</p><p>&quot;His health is good, his spirits high and he sends best wishes to every Filipino for their thoughts and prayers.&quot; </p><p>Initial reports on de la Cruz's condition appeared promising. &quot;He's here. He's with us. He's fine,&quot; a UAE Embassy official said before the transfer.</p><p>Kidnappers had threatened to behead the father of eight children, who was taken hostage on July 7, if the Philippines did not withdraw its forces from Iraq. </p><p>The Arabic-language news network Al-Jazeera read a statement from the kidnappers last week, saying they would free de la Cruz when &quot;the last Filipino leaves Iraq on a date that doesn't go beyond the end of this month.&quot;</p>", BLANK, 1);
$mainText->addStyle($mainContentStyle);
$mainContent->add($menuBox1, null, null, null, TOP);
$mainContent->add($mainText, "100%", null, null, TOP);
$mainBox->add($temp, "100%", null, RIGHT, CENTER);
$mainBox->add($mainContent, "100%", null, null, null);
$theme = new Theme("Sample Page Theme", "This is the theme from examples/sample_page.php");
$theme->addGlobalStyle($bodyStyle);
$theme->setComponent($mainBox);
$theme->printPage();

function printRepositoryShort($repository)
{
    $harmoni = Harmoni::instance();
    ob_start();
    $repositoryId = $repository->getId();
    print "\n\t<div style='font-weight: bold' title='" . _("ID#") . ": " . $repositoryId->getIdString() . "'>" . $repository->getDisplayName() . "</div>";
    $description = HtmlString::withValue($repository->getDescription());
    $description->trim(500);
    print "\n\t<div style='font-size: smaller;'>" . $description->asString() . "</div>";
    RepositoryPrinter::printRepositoryFunctionLinks($harmoni, $repository);
    $xLayout = new XLayout();
    $layout = new Container($xLayout, BLANK, 1);
    $layout2 = new Block(ob_get_contents(), EMPHASIZED_BLOCK);
    $layout->add($layout2, null, null, CENTER, CENTER);
    ob_end_clean();
    return $layout;
}

 /**
  * Returns a layout of the Results
  * 
  * @param optional mixed $shouldPrintFunction A callback function that will
  *		return a boolean specifying whether or not to filter a given result.
  *		If null, all results are printed.
  * @return object Layout A layout containing the results/page links
  * @access public
  * @date 8/5/04
  */
 function getLayout($shouldPrintFunction = NULL)
 {
     $defaultTextDomain = textdomain("polyphony");
     $startingNumber = $this->getStartingNumber();
     $yLayout = new YLayout();
     $container = new Container($yLayout, OTHER, 1);
     $endingNumber = $startingNumber + $this->_pageSize - 1;
     $numItems = 0;
     $resultContainer = new Container($this->_resultLayout, OTHER, 1);
     if (count($this->_array)) {
         reset($this->_array);
         // trash the items before our starting number
         while ($numItems + 1 < $startingNumber && $numItems < count($this->_array) && current($this->_array) !== false) {
             $item = current($this->_array);
             next($this->_array);
             // Ignore this if it should be filtered.
             if (is_null($shouldPrintFunction)) {
                 $shouldPrint = true;
             } else {
                 $shouldPrint = call_user_func_array($shouldPrintFunction, array($item));
             }
             if ($shouldPrint) {
                 $numItems++;
             }
         }
         // print up to $this->_pageSize items
         $pageItems = 0;
         while ($numItems < $endingNumber && $numItems < count($this->_array) && current($this->_array) !== false) {
             $item = current($this->_array);
             next($this->_array);
             // Only Act if this item isn't to be filtered.
             if (is_null($shouldPrintFunction)) {
                 $shouldPrint = true;
             } else {
                 $shouldPrint = call_user_func_array($shouldPrintFunction, array($item));
             }
             if ($shouldPrint) {
                 $numItems++;
                 $pageItems++;
                 $itemArray = array($item);
                 $params = array_merge($itemArray, $this->_callbackParams);
                 // Add in our starting number to the end so that that it is accessible.
                 $params[] = $numItems;
                 // If the callback function is null, assume that we have an
                 // array of GUI components that can be used directly
                 if (is_null($this->_callbackFunction)) {
                     $itemComponent = $item;
                 } else {
                     // The following call returns an object, but notices are given
                     // if an '&' is used.
                     $itemComponent = call_user_func_array($this->_callbackFunction, $params);
                 }
                 $resultContainer->add($itemComponent, null, null, CENTER, TOP);
                 // If $itemComponent is not unset, since it is an object,
                 // it may references to it made in add() will be changed.
                 unset($itemComponent);
             }
         }
         //if we have a partially empty last row, add more empty layouts
         // to better-align the columns
         // 			while ($pageItems % $this->_numColumns != 0) {
         // 				$currentRow->addComponent(new Content(" &nbsp; "));
         // 				$pageItems++;
         // 			}
         // find the count of items
         while (true) {
             $item = current($this->_array);
             if (!$item) {
                 break;
             }
             next($this->_array);
             // Ignore this if it should be filtered.
             if (!is_object($item)) {
                 var_dump($item);
             }
             if (is_null($shouldPrintFunction)) {
                 $shouldPrint = true;
             } else {
                 $shouldPrint = call_user_func_array($shouldPrintFunction, array($item));
             }
             if ($shouldPrint) {
                 $numItems++;
             }
         }
     } else {
         $text = new Block("<ul><li>" . _("No items are available.") . "</li></ul>", STANDARD_BLOCK);
         $resultContainer->add($text, null, null, CENTER, CENTER);
     }
     /*********************************************************
      *  Page Links
//.........这里部分代码省略.........

 /**
  * Build the content for this action
  *
  * @return void
  * @access public
  * @since 4/26/05
  */
 function buildContent()
 {
     $actionRows = $this->getActionRows();
     $harmoni = Harmoni::instance();
     $themeIndex = $harmoni->request->get("theme");
     if ($themeIndex) {
         if (isset($_SESSION[$themeIndex])) {
             $theme = $_SESSION[$themeIndex];
             $guiManager = Services::getService("GUI");
             $guiManager->setTheme($theme);
         } else {
             print "Could not find any thing at " . $themeIndex;
         }
     } else {
         print "The theme index was not passed in.";
     }
     // initialize layouts and theme
     $xLayout = new XLayout();
     $yLayout = new YLayout();
     $flowLayout = new FlowLayout();
     // now create all the containers and components
     $block1 = new Container($yLayout, BLOCK, 1);
     $row0 = new Footer("This the Header, which is likely consistent across pages.", 1);
     $block1->add($row0, "100%", null, CENTER, CENTER);
     $row1 = new Container($xLayout, OTHER, 1);
     $header1 = new Heading("A Harmoni GUI example.<br />Level-1 heading.\n", 1);
     $row1->add($header1, null, null, CENTER, CENTER);
     $menu1 = new Menu($xLayout, 1);
     $menu1_item1 = new MenuItemHeading("Main Menu:\n", 1);
     $menu1_item2 = new MenuItemLink("Home", "http://www.google.com", true, 1);
     $menu1_item3 = new MenuItemLink("Theme Settings", "http://www.middlebury.edu", false, 1);
     $menu1_item4 = new MenuItemLink("Manage Themes", "http://www.cnn.com", false, 1);
     $menu1->add($menu1_item1, "25%", null, CENTER, CENTER);
     $menu1->add($menu1_item2, "25%", null, CENTER, CENTER);
     $menu1->add($menu1_item3, "25%", null, CENTER, CENTER);
     $menu1->add($menu1_item4, "25%", null, CENTER, CENTER);
     $row1->add($menu1, "500px", null, RIGHT, BOTTOM);
     $block1->add($row1, "100%", null, RIGHT, CENTER);
     $row2 = new Block("\n\t\t\tThis is some text in a Level-2 text block.\n\t\t\t<p>This is where you would put your <strong>content.</strong> web site. A link might look like <a href=\"http://et.middlebury.edu/\">this</a>.  It is probably important to make this look good. </p>\n", 2);
     $block1->add($row2, "100%", null, CENTER, CENTER);
     $row3 = new Container($xLayout, OTHER, 1);
     $menu2 = new Menu($yLayout, 1);
     $menu2_item1 = new MenuItemHeading("Sub-menu:\n", 1);
     $menu2_item2 = new MenuItemLink("The Architecture", "http://www.google.com", true, 1);
     $menu2_item3 = new MenuItemLink("The Framework", "http://www.middlebury.edu", false, 1);
     $menu2_item4 = new MenuItemLink("Google: Searching", "http://www.cnn.com", false, 1);
     $menu2_item5 = new MenuItemLink("Slashdot", "http://www.slashdot.org", false, 1);
     $menu2_item6 = new MenuItemLink("Background Ex", "http://www.depechemode.com", false, 1);
     $menu2->add($menu2_item1, "100%", null, LEFT, CENTER);
     $menu2->add($menu2_item2, "100%", null, LEFT, CENTER);
     $menu2->add($menu2_item3, "100%", null, LEFT, CENTER);
     $menu2->add($menu2_item4, "100%", null, LEFT, CENTER);
     $menu2->add($menu2_item5, "100%", null, LEFT, CENTER);
     $menu2->add($menu2_item6, "100%", null, LEFT, CENTER);
     $row3->add($menu2, "150px", null, LEFT, TOP);
     $stories = new Container($yLayout, OTHER, 1);
     $heading2_1 = new Heading("The Architecture. Level-2 heading.", 2);
     $stories->add($heading2_1, "100%", null, CENTER, CENTER);
     $story1 = new Block("\n\t<p>\n\t\tHarmoni's architecture is built on a popular <strong>module/action</strong> model, in which your PHP program\n\t\tcontains multiple <em>modules</em>, each of which contain multiple executable <em>actions</em>. All you,\n\t\tas an application developer, need to write are the action files (or classes, or methods, however you\n\t\tchoose to do it). The following diagram gives a (simplified) example of the execution path/flow of\n\t\ta typical PHP program written under Harmoni:\n\t</p>", 2);
     $stories->add($story1, "100%", null, CENTER, CENTER);
     $heading2_2 = new Heading("The Framework. Level-2 heading.", 2);
     $stories->add($heading2_2, "100%", null, CENTER, CENTER);
     $story2 = new Block("\n\t\t\t\t\t<p>\n\t\t\t\t\t\tAlongside the architecture, Harmoni offers a number of <strong>Services</strong>. The services are built with two\n\t\t\t\t\t\tgoals: 1) to save you the time of writing the same code over and over again, and 2) to offer a uniform\n\t\t\t\t\t\tenvironment and abstraction layer between a specific function and the back-end implementation of that function.\n\t\t\t\t\t\tIn simpler words, the File StorageHandler, for example, is used by your program by calling methods like\n\t\t\t\t\t\t<em>" . '$storageHandler->store($thisFile, $here)' . "</em>. Someone using your program can configure Harmoni\n\t\t\t\t\t\tto store that file in a database, on a filesystem, to make backups transparently, or store on a \n\t\t\t\t\t\tmixture of databases and filesystems and other mediums. This allows your program, using the same \n\t\t\t\t\t\tcode, to store files in a very flexible manner, extending your audience and making for easier installation.\n\t\t\t\t\t</p>\n\t\t\t\t\t\n\t\t\t\t\t<p>\n\t\t\t\t\t\tA short list of the included Services follows:\n\t\t\t\t\t</p>", 2);
     $stories->add($story2, "100%", null, CENTER, CENTER);
     $row3->add($stories, null, null, CENTER, TOP);
     $contributors = new Block("\n\t\t\t\t<h2>\n\t\t\t\t\tLevel Three block\n\t\t\t\t</h2>\n\t\t\t\t\n\t\t\t\t<h3>\n\t\t\t\t\tEmpahsis\n\t\t\t\t</h3>\n\t\t\t\t\n\t\t\t\t<p>\n\t\t\t\t\tThis type of block may be useful for emphasizing this and that.  It may not actually be included, but I might as well add it, just for kicks.  Maybe it could look really cool if you used it.\n\t\t\t\t</p>\n\t\t\t", 3);
     $row3->add($contributors, "250px", null, LEFT, TOP);
     $block1->add($row3, "100%", null, CENTER, CENTER);
     $row4 = new Footer("This the footer, wheich may or may not be similar to the Header", 1);
     $block1->add($row4, "100%", null, CENTER, CENTER);
     $actionRows->add($block1, "100%", null, LEFT, CENTER);
 }

 /**
  * Execute the Action
  * 
  * @param object Harmoni $harmoni
  * @return mixed
  * @access public
  * @since 4/25/05
  */
 function execute()
 {
     $xLayout = new XLayout();
     $yLayout = new YLayout();
     $harmoni = Harmoni::instance();
     $mainScreen = new Container($yLayout, BLOCK, 1);
     // :: Top Row ::
     // The top row for the logo and status bar.
     $headRow = new Container($xLayout, HEADER, 1);
     // The logo
     $logo = new Component("\n<a href='" . MYPATH . "/'> <img src='" . LOGO_URL . "' \n\t\t\t\t\t\t\tstyle='border: 0px;' alt='" . _("Concerto Logo'") . "/> </a>", BLANK, 1);
     $headRow->add($logo, null, null, LEFT, TOP);
     // Language Bar
     $harmoni->history->markReturnURL("polyphony/language/change");
     $languageText = "\n<form action='" . $harmoni->request->quickURL("language", "change") . "' method='post'>";
     $harmoni->request->startNamespace("polyphony");
     $languageText .= "\n\t<div style='text-align: center'>\n\t<select name='" . $harmoni->request->getName("language") . "'>";
     $harmoni->request->endNamespace();
     $langLoc = Services::getService('Lang');
     $currentCode = $langLoc->getLanguage();
     $languages = $langLoc->getLanguages();
     ksort($languages);
     foreach ($languages as $code => $language) {
         $languageText .= "\n\t\t<option value='" . $code . "'" . ($code == $currentCode ? " selected='selected'" : "") . ">";
         $languageText .= $language . "</option>";
     }
     $languageText .= "\n\t</select>";
     $languageText .= "\n\t<input type='submit' />";
     $languageText .= "\n\t</div>\n</form>";
     $languageBar = new Component($languageText, BLANK, 1);
     $headRow->add($languageBar, null, null, LEFT, TOP);
     // Pretty Login Box
     $loginRow = new Container($yLayout, OTHER, 1);
     $headRow->add($loginRow, null, null, RIGHT, TOP);
     ob_start();
     $authN = Services::getService("AuthN");
     $agentM = Services::getService("Agent");
     $idM = Services::getService("Id");
     $authTypes = $authN->getAuthenticationTypes();
     $users = '';
     while ($authTypes->hasNext()) {
         $authType = $authTypes->next();
         $id = $authN->getUserId($authType);
         if (!$id->isEqual($idM->getId('edu.middlebury.agents.anonymous'))) {
             $agent = $agentM->getAgent($id);
             $exists = false;
             foreach (explode("+", $users) as $user) {
                 if ($agent->getDisplayName() == $user) {
                     $exists = true;
                 }
             }
             if (!$exists) {
                 if ($users == '') {
                     $users .= $agent->getDisplayName();
                 } else {
                     $users .= " + " . $agent->getDisplayName();
                 }
             }
         }
     }
     if ($users != '') {
         print "\n<div style='text-align: right'><small>";
         if (count(explode("+", $users)) == 1) {
             print _("User: ") . $users . "\t";
         } else {
             print _("Users: ") . $users . "\t";
         }
         print "<a href='" . $harmoni->request->quickURL("auth", "logout") . "'>" . _("Log Out") . "</a></small></div>";
     } else {
         // set bookmarks for success and failure
         $harmoni->history->markReturnURL("polyphony/display_login");
         $harmoni->history->markReturnURL("polyphony/login_fail", $harmoni->request->quickURL("user", "main"));
         $harmoni->request->startNamespace("harmoni-authentication");
         $usernameField = $harmoni->request->getName("username");
         $passwordField = $harmoni->request->getName("password");
         $harmoni->request->endNamespace();
         $harmoni->request->startNamespace("polyphony");
         print "\n<div style='text-align: right'>" . "\n<form action='" . $harmoni->request->quickURL("auth", "login") . "' align='right' method='post'><small>" . "\n\t" . _("Username:") . " <input type='text' size='8' \n\t\t\t\t\tname='{$usernameField}'/>" . "\n\t" . _("Password:") . " <input type='password' size ='8' \n\t\t\t\t\tname='{$passwordField}'/>" . "\n\t <input type='submit' value='Log In' />" . "\n</small></form></div>\n";
         $harmoni->request->endNamespace();
     }
     $loginRow->add(new Component(ob_get_clean(), BLANK, 2), null, null, RIGHT, TOP);
     // User tools
     ob_start();
     print "<div style='font-size: small; margin-top: 8px;'>";
     print "<a href='" . $harmoni->request->quickURL("user", "main") . "'>";
     print _("User Tools");
     print "</a>";
     print " | ";
     print "<a href='" . $harmoni->request->quickURL("admin", "main") . "'>";
     print _("Admin Tools");
     print "</a>";
     print "</div>";
//.........这里部分代码省略.........

 /**
  * Answer the contents of the current topic
  * 
  * @param string $topic
  * @return object Component
  * @access public
  * @since 12/9/05
  */
 function getTopicContents($topic)
 {
     $topicContainer = new Container(new YLayout(), BLANK, 1);
     $tocPart = $this->_tableOfContents->getTableOfContentsPart($topic);
     try {
         $document = $this->getTopicXmlDocument($topic);
     } catch (DOMException $e) {
         $topicContainer->add(new Block(_("Could not load help topic:") . "<br/><br/>" . $e->getMessage(), STANDARD_BLOCK));
         return $topicContainer;
     }
     $xpath = new DOMXPath($document);
     $bodyElements = $xpath->query("/html/body");
     if (!$bodyElements->length) {
         $topicContainer->add(new Block(_("This topic has no information yet."), STANDARD_BLOCK));
         return $topicContainer;
     }
     $body = $bodyElements->item(0);
     if ($tocPart && !is_null($document->documentElement)) {
         $this->updateSrcTags($document->documentElement, $tocPart->urlPath . "/");
     }
     // put custom style sheets in the page's head
     $headElements = $xpath->query("/html/head");
     $head = $headElements->item(0);
     $newHeadText = '';
     foreach ($head->childNodes as $child) {
         $newHeadText .= $document->saveXML($child) . "\n\t\t";
     }
     $harmoni = Harmoni::instance();
     $outputHandler = $harmoni->getOutputHandler();
     $outputHandler->setHead($outputHandler->getHead() . $newHeadText);
     /*********************************************************
      * Page TOC
      *********************************************************/
     $currentLevel = 1;
     $toc = new TOC_Printer();
     foreach ($body->childNodes as $element) {
         unset($level);
         switch ($element->nodeName) {
             case 'h1':
                 $level = 1;
             case 'h2':
                 if (!isset($level)) {
                     $level = 2;
                 }
             case 'h3':
                 if (!isset($level)) {
                     $level = 3;
                 }
             case 'h4':
                 if (!isset($level)) {
                     $level = 4;
                 }
                 $heading = $element->textContent;
                 $anchor = strtolower(preg_replace('/[^a-zA-Z0-9_]/', '', $element->textContent));
                 if ($level > $currentLevel) {
                     while ($level > $currentLevel) {
                         $toc = $toc->addLevel();
                         $currentLevel++;
                     }
                 } else {
                     if ($level < $currentLevel) {
                         while ($level < $currentLevel) {
                             $toc = $toc->removeLevel();
                             $currentLevel--;
                         }
                     }
                 }
                 $toc->addHtml("<a href='#{$anchor}'>{$heading}</a>");
         }
     }
     $toc = $toc->getRoot();
     if ($toc->numChildren() > 1 || $toc->hasMoreLevels()) {
         $topicContainer->add(new Block($toc->getHtml(), STANDARD_BLOCK));
     }
     /*********************************************************
      * Content of the page
      *********************************************************/
     ob_start();
     foreach ($body->childNodes as $element) {
         switch ($element->nodeName) {
             case 'h1':
                 $heading = new Heading($element->textContent, 1);
             case 'h2':
                 if (!isset($heading)) {
                     $heading = new Heading($element->textContent, 2);
                 }
             case 'h3':
                 if (!isset($heading)) {
                     $heading = new Heading($element->textContent, 3);
                 }
             case 'h4':
                 if (!isset($heading)) {
//.........这里部分代码省略.........