141 lines
3.9 KiB
PHP
141 lines
3.9 KiB
PHP
<?php
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namespace FML\Script\Features;
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use FML\Controls\Control;
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use FML\Script\Builder;
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use FML\Script\Script;
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use FML\Script\ScriptLabel;
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/**
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* Script Feature realising a Menu showing specific Controls for the different items
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*
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* @author steeffeen
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* @copyright FancyManiaLinks Copyright © 2014 Steffen Schröder
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* @license http://www.gnu.org/licenses/ GNU General Public License, Version 3
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*/
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class Menu extends ScriptFeature {
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/*
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* Constants
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*/
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const FUNCTION_UPDATE_MENU = 'FML_UpdateMenu';
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/*
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* Protected properties
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*/
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/** @var MenuElement[] $elements */
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protected $elements = array();
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/** @var MenuElement $startElement */
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protected $startElement = null;
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/**
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* Construct a new Menu Feature
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*
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* @param Control $item (optional) Item Control in the Menu bar
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* @param Control $control (optional) Toggled Menu Control
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*/
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public function __construct(Control $item = null, Control $control = null) {
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if ($item && $control) {
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$this->addElement($item, $control);
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}
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}
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/**
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* Add a new Element to the Menu
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*
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* @param Control $item Item Control in the Menu bar
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* @param Control $control Toggled Menu Control
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* @param bool $isStartElement (optional) Whether the Menu should start with this Element
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* @return static
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*/
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public function addElement(Control $item, Control $control, $isStartElement = false) {
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$menuElement = new MenuElement($item, $control);
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$this->appendElement($menuElement, $isStartElement);
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return $this;
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}
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/**
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* Append an Element to the Menu
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*
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* @param MenuElement $menuElement Menu Element
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* @param bool $isStartElement (optional) Whether the Menu should start with this Element
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* @return static
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*/
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public function appendElement(MenuElement $menuElement, $isStartElement = false) {
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if (!in_array($menuElement, $this->elements, true)) {
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array_push($this->elements, $menuElement);
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if ($isStartElement) {
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$this->setStartElement($menuElement);
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} else if (count($this->elements) > 1) {
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$menuElement->getControl()->setVisible(false);
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}
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}
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return $this;
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}
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/**
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* Set the Element to start with
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*
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* @param MenuElement $startElement Starting Element
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* @return static
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*/
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public function setStartElement(MenuElement $startElement) {
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$this->startElement = $startElement;
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if (!in_array($startElement, $this->elements, true)) {
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array_push($this->elements, $startElement);
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}
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return $this;
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}
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/**
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* @see \FML\Script\Features\ScriptFeature::prepare()
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*/
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public function prepare(Script $script) {
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$updateFunctionName = self::FUNCTION_UPDATE_MENU;
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$elementsArrayText = $this->getElementsArrayText();
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// OnInit
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if ($this->startElement) {
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$startControlId = $this->startElement->getControl()->getId(true, true);
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$initScriptText = "
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{$updateFunctionName}({$elementsArrayText}, {$startControlId});";
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$script->appendGenericScriptLabel(ScriptLabel::ONINIT, $initScriptText, true);
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}
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// MouseClick
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$scriptText = "
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declare MenuElements = {$elementsArrayText};
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if (MenuElements.existskey(Event.Control.ControlId)) {
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declare ShownControlId = MenuElements[Event.Control.ControlId];
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{$updateFunctionName}(MenuElements, ShownControlId);
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}";
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$script->appendGenericScriptLabel(ScriptLabel::MOUSECLICK, $scriptText, true);
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// Update menu function
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$updateFunctionText = "
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Void {$updateFunctionName}(Text[Text] _Elements, Text _ShownControlId) {
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foreach (ItemId => ControlId in _Elements) {
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declare Control <=> (Page.GetFirstChild(ControlId));
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Control.Visible = (ControlId == _ShownControlId);
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}
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}";
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$script->addScriptFunction($updateFunctionName, $updateFunctionText);
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return $this;
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}
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/**
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* Build the array text for the Elements
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*
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* @return string
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*/
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protected function getElementsArrayText() {
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$elements = array();
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foreach ($this->elements as $element) {
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$elementId = $element->getItem()->getId();
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$elements[$elementId] = $element->getControl()->getId();
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}
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return Builder::getArray($elements, true);
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}
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}
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