<?php /** * TCallbackClientScript class file * * @author Wei Zhuo <weizhuo[at]gamil[dot]com> * @link http://www.pradosoft.com/ * @copyright Copyright © 2005 PradoSoft * @license http://www.pradosoft.com/license/ * @version $Id$ * @package System.Web.UI.ActiveControls */ /** * TCallbackClientScript class. * * The TCallbackClientScript class provides corresponding methods that can be * executed on the client-side (i.e. the browser client that is viewing * the page) during a callback response. * * The avaiable methods includes setting/clicking input elements, changing Css * styles, hiding/showing elements, and adding visual effects to elements on the * page. The client-side methods can be access through the CallbackClient * property available in TPage. * * For example, to hide "$myTextBox" element during callback response, do * <code> * $this->getPage()->getCallbackClient()->hide($myTextBox); * </code> * * @author Wei Zhuo <weizhuo[at]gamil[dot]com> * @version $Id$ * @package System.Web.UI.ActiveControls * @since 3.1 */ class TCallbackClientScript extends TApplicationComponent { /** * @var TList list of client functions to execute. */ private $_actions; /** * Constructor. */ public function __construct() { $this->_actions = new TList; } /** * @return array list of client function to be executed during callback * response. */ public function getClientFunctionsToExecute() { return $this->_actions->toArray(); } /** * Executes a client-side statement. * @param string javascript function name * @param array list of arguments for the function */ public function callClientFunction($function, $params=null) { if(!is_array($params)) $params = array($params); if(count($params) > 0) { if($params[0] instanceof TControl) $params[0] = $params[0]->getClientID(); } $this->_actions->add(array($function => $params)); } /** * Client script to set the value of a particular input element. * @param TControl control element to set the new value * @param string new value */ public function setValue($input, $text) { $this->callClientFunction('Prado.Element.setValue', array($input, $text)); } /** * Client script to select/clear/check a drop down list, check box list, * or radio button list. * The second parameter determines the selection method. Valid methods are * - <b>Value</b>, select or check by value * - <b>Values</b>, select or check by a list of values * - <b>Index</b>, select or check by index (zero based index) * - <b>Indices</b>, select or check by a list of index (zero based index) * - <b>Clear</b>, clears or selections or checks in the list * - <b>All</b>, select all * - <b>Invert</b>, invert the selection. * @param TControl list control * @param string selection method * @param string|int the value or index to select/check. * @param string selection control type, either 'check' or 'select' */ public function select($control, $method='Value', $value=null, $type=null) { $method = TPropertyValue::ensureEnum($method, 'Value', 'Index', 'Clear', 'Indices', 'Values', 'All', 'Invert'); $type = is_null($type) ? $this->getSelectionControlType($control) : $type; $total = $this->getSelectionControlIsListType($control) ? $control->getItemCount() : 1; $this->callClientFunction('Prado.Element.select', array($control, $type.$method, $value, $total)); } private function getSelectionControlType($control) { if(is_string($control)) return 'check'; if($control instanceof TCheckBoxList) return 'check'; if($control instanceof TCheckBox) return 'check'; return 'select'; } private function getSelectionControlIsListType($control) { return $control instanceof TListControl; } /** * Client script to click on an element. <b>This client-side function * is unpredictable.</b> * @param TControl control element or element id */ public function click($control) { $this->callClientFunction('Prado.Element.click', $control); } /** * Client script to check or uncheck a checkbox or radio button. * @param TControl control element or element id * @param boolean check or uncheck the checkbox or radio button. */ public function check($checkbox, $checked=true) { $this->select($checkbox, "Value", $checked); } /** * Raise the client side event (given by $eventName) on a particular element. * @param TControl control element or element id * @param string Event name, e.g. "click" */ public function raiseClientEvent($control, $eventName) { $this->callClientFunction('Event.fireEvent', array($control, strtolower($eventName))); } /** * Sets the attribute of a particular control. * @param TControl control element or element id * @param string attribute name * @param string attribute value */ public function setAttribute($control, $name, $value) { $this->callClientFunction('Prado.Element.setAttribute',array($control, $name, $value)); } /** * Sets the options of a select input element. * @param TControl control element or element id * @param TCollection a list of new options */ public function setListItems($control, $items) { $options = array(); foreach($items as $item) { if($item->getHasAttributes()) $options[] = array($item->getText(),$item->getValue(), $item->getAttributes()->itemAt('Group')); else $options[] = array($item->getText(),$item->getValue()); } $this->callClientFunction('Prado.Element.setOptions', array($control, $options)); } /** * Shows an element by changing its CSS display style as empty. * @param TControl control element or element id */ public function show($element) { $this->callClientFunction('Element.show', $element); } /** * Hides an element by changing its CSS display style to "none". * @param TControl control element or element id */ public function hide($element) { $this->callClientFunction('Element.hide', $element); } /** * Toggles the visibility of the element. * @param TControl control element or element id * @param string visual effect, such as, 'appear' or 'slide' or 'blind'. * @param array additional options. */ public function toggle($element, $effect=null, $options=array()) { $this->callClientFunction('Element.toggle', array($element,$effect,$options)); } /** * Removes an element from the HTML page. * @param TControl control element or element id */ public function remove($element) { $this->callClientFunction('Element.remove', $element); } public function addPostDataLoader($name) { $this->callClientFunction('Prado.CallbackRequest.addPostLoaders', $name); } /** * Update the element's innerHTML with new content. * @param TControl control element or element id * @param TControl new HTML content, if content is of a TControl, the * controls render method is called. */ public function update($element, $content) { $this->replace($element, $content, 'Element.update'); } /** * Add a Css class name to the element. * @param TControl control element or element id * @param string CssClass name to add. */ public function addCssClass($element, $cssClass) { $this->callClientFunction('Element.addClassName', array($element, $cssClass)); } /** * Remove a Css class name from the element. * @param TControl control element or element id * @param string CssClass name to remove. */ public function removeCssClass($element, $cssClass) { $this->callClientFunction('Element.removeClassName', array($element, $cssClass)); } /** * Sets the CssClass of an element. * @param TControl control element or element id * @param string new CssClass name for the element. */ /*public function setCssClass($element, $cssClass) { $this->callClientFunction('Prado.Element.CssClass.set', array($element, $cssClass)); }*/ /** * Scroll the top of the browser viewing area to the location of the * element. * @param TControl control element or element id */ public function scrollTo($element) { $this->callClientFunction('Element.scrollTo', $element); } /** * Focus on a particular element. * @param TControl control element or element id. */ public function focus($element) { $this->callClientFunction('Prado.Element.focus', $element); } /** * Sets the style of element. The style must be a key-value array where the * key is the style property and the value is the style value. * @param TControl control element or element id * @param array list of key-value pairs as style property and style value. */ public function setStyle($element, $styles) { $this->callClientFunction('Element.setStyle', array($element, $styles)); } /** * Append a HTML fragement to the element. * @param TControl control element or element id * @param string HTML fragement or the control to be rendered */ public function appendContent($element, $content) { $this->replace($element, $content, 'Prado.Element.Insert.append'); } /** * Prepend a HTML fragement to the element. * @param TControl control element or element id * @param string HTML fragement or the control to be rendered */ public function prependContent($element, $content) { $this->replace($element, $content, 'Prado.Element.Insert.prepend'); } /** * Insert a HTML fragement after the element. * @param TControl control element or element id * @param string HTML fragement or the control to be rendered */ public function insertContentAfter($element, $content) { $this->replace($element, $content, 'Prado.Element.Insert.after'); } /** * Insert a HTML fragement in before the element. * @param TControl control element or element id * @param string HTML fragement or the control to be rendered */ public function insertContentBefore($element, $content) { $this->replace($element, $content, 'Prado.Element.Insert.before'); } /** * Replace the content of an element with new content. The new content can * be a string or a TControl component. If the <tt>content</tt> parameter is * a TControl component, its rendered method will be called and its contents * will be used for replacement. * @param TControl control element or HTML element id. * @param string HTML fragement or the control to be rendered * @param string replacement method, default is to replace the outter * html content. * @param string provide a custom boundary. * @see insertAbout * @see insertBelow * @see insertBefore * @see insertAfter */ protected function replace($element, $content, $method="Element.replace", $boundary=null) { if($content instanceof TControl) { $boundary = $this->getRenderedContentBoundary($content); $content = null; } else if($content instanceof THtmlWriter) { $boundary = $this->getResponseContentBoundary($content); $content = null; } $this->callClientFunction('Prado.Element.replace', array($element, $method, $content, $boundary)); } /** * Replace the content of an element with new content contained in writer. * @param TControl control element or HTML element id. * @param string HTML fragement or the control to be rendered */ public function replaceContent($element,$content) { $this->replace($element, $content); } /** * Evaluate a block of javascript enclosed in a boundary. * @param THtmlWriter writer for the content. */ public function evaluateScript($writer) { $this->replace(null, $writer, 'Prado.Element.evaluateScript'); } /** * Renders the control and return the content boundary from * TCallbackResponseWriter. This method should only be used by framework * component developers. The render() method is defered to be called in the * TActivePageAdapter class. * @param TControl control to be rendered on callback response. * @return string the boundary for which the rendered content is wrapped. */ private function getRenderedContentBoundary($control) { $writer = $this->getResponse()->createHtmlWriter(); $adapter = $control->getPage()->getAdapter(); $adapter->registerControlToRender($control, $writer); return $writer->getWriter()->getBoundary(); } /** * @param THtmlWriter the writer responsible for rendering html content. * @return string content boundary. */ private function getResponseContentBoundary($html) { if($html instanceof THtmlWriter) { if($html->getWriter() instanceof TCallbackResponseWriter) return $html->getWriter()->getBoundary(); } return null; } /** * Add a visual effect the element. * @param string visual effect function name. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function visualEffect($type, $element, $options=null) { $this->callClientFunction($type, array($element, $options)); } /** * Visual Effect: Gradually make the element appear. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function appear($element, $options=null) { $this->visualEffect('Effect.Appear', $element, $options); } /** * Visual Effect: Blind down. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function blindDown($element, $options=null) { $this->visualEffect('Effect.BlindDown', $element, $options); } /** * Visual Effect: Blind up. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function blindUp($element, $options=null) { $this->visualEffect('Effect.BlindUp', $element, $options); } /** * Visual Effect: Drop out. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function dropOut($element, $options=null) { $this->visualEffect('Effect.DropOut', $element, $options); } /** * Visual Effect: Gradually fade the element. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function fade($element, $options=null) { $this->visualEffect('Effect.Fade', $element, $options); } /** * Visual Effect: Fold. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function fold($element, $options = null) { $this->visualEffect('Effect.Fold', $element, $options); } /** * Visual Effect: Gradually make an element grow to a predetermined size. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function grow($element, $options=null) { $this->visualEffect('Effect.Grow', $element, $options); } /** * Visual Effect: Gradually grow and fade the element. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function puff($element, $options=null) { $this->visualEffect('Effect.Puff', $element, $options); } /** * Visual Effect: Pulsate. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function pulsate($element, $options=null) { $this->visualEffect('Effect.Pulsate', $element, $options); } /** * Visual Effect: Shake the element. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function shake($element, $options=null) { $this->visualEffect('Effect.Shake', $element, $options); } /** * Visual Effect: Shrink the element. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function shrink($element, $options=null) { $this->visualEffect('Effect.Shrink', $element, $options); } /** * Visual Effect: Slide down. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function slideDown($element, $options=null) { $this->visualEffect('Effect.SlideDown', $element, $options); } /** * Visual Effect: Side up. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function slideUp($element, $options=null) { $this->visualEffect('Effect.SlideUp', $element, $options); } /** * Visual Effect: Squish the element. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function squish($element, $options=null) { $this->visualEffect('Effect.Squish', $element, $options); } /** * Visual Effect: Switch Off effect. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function switchOff($element, $options=null) { $this->visualEffect('Effect.SwitchOff', $element, $options); } /** * Visual Effect: High light the element for about 2 seconds. * @param TControl control element or element id * @param array visual effect key-value pair options. */ public function highlight($element, $options=null) { $this->visualEffect('Prado.Effect.Highlight', $element, $options); } /** * Set the opacity on a html element or control. * @param TControl control element or element id * @param float opacity value between 1 and 0 */ public function setOpacity($element, $value) { $value = TPropertyValue::ensureFloat($value); $this->callClientFunction('Element.setOpacity', array($element,$value)); } } ?>