From 903ae8a581fac1e6917fc3e31d2ad8fb91df80c3 Mon Sep 17 00:00:00 2001 From: ctrlaltca <> Date: Thu, 12 Jul 2012 11:21:01 +0000 Subject: standardize the use of unix eol; use svn properties to enforce native eol --- .../UI/ActiveControls/TActiveControlAdapter.php | 1150 ++++++++++---------- 1 file changed, 575 insertions(+), 575 deletions(-) (limited to 'framework/Web/UI/ActiveControls/TActiveControlAdapter.php') diff --git a/framework/Web/UI/ActiveControls/TActiveControlAdapter.php b/framework/Web/UI/ActiveControls/TActiveControlAdapter.php index 8a0c8aec..7e7a82fe 100644 --- a/framework/Web/UI/ActiveControls/TActiveControlAdapter.php +++ b/framework/Web/UI/ActiveControls/TActiveControlAdapter.php @@ -1,575 +1,575 @@ - - * @link http://www.pradosoft.com/ - * @copyright Copyright © 2005-2012 PradoSoft - * @license http://www.pradosoft.com/license/ - * @version $Id$ - * @package System.Web.UI.ActiveControls - */ - -/* - * Load common active control options. - */ -Prado::using('System.Web.UI.ActiveControls.TBaseActiveControl'); - -/** - * TActiveControlAdapter class. - * - * Customize the parent TControl class for active control classes. - * TActiveControlAdapter instantiates a common base active control class - * throught the {@link getBaseActiveControl BaseActiveControl} property. - * The type of BaseActiveControl can be provided in the second parameter in the - * constructor. Default is TBaseActiveControl or TBaseActiveCallbackControl if - * the control adapted implements ICallbackEventHandler. - * - * TActiveControlAdapter will tracking viewstate changes to update the - * corresponding client-side properties. - * - * @author Wei Zhuo - * @version $Id$ - * @package System.Web.UI.ActiveControls - * @since 3.1 - */ -class TActiveControlAdapter extends TControlAdapter -{ - /** - * @var string base active control class name. - */ - private $_activeControlType; - /** - * @var TBaseActiveControl base active control instance. - */ - private $_baseActiveControl; - /** - * @var TCallbackPageStateTracker view state tracker. - */ - private $_stateTracker; - - /** - * Constructor. - * @param IActiveControl active control to adapt. - * @param string Base active control class name. - */ - public function __construct(IActiveControl $control, $baseCallbackClass=null) - { - parent::__construct($control); - $this->setBaseControlClass($baseCallbackClass); - } - - /** - * @param string base active control instance - */ - protected function setBaseControlClass($type) - { - if($type===null) - { - if($this->getControl() instanceof ICallbackEventHandler) - $this->_activeControlType = 'TBaseActiveCallbackControl'; - else - $this->_activeControlType = 'TBaseActiveControl'; - } - else - $this->_activeControlType = $type; - } - - /** - * Publish the ajax script - */ - public function onPreRender($param) - { - parent::onPreRender($param); - } - - /** - * Renders the callback client scripts. - */ - public function render($writer) - { - $this->getPage()->getClientScript()->registerPradoScript('ajax'); - $this->renderCallbackClientScripts(); - if($this->_control->getVisible(false)) - { - parent::render($writer); - } else { - $writer->write("_control->getClientID()."\" style=\"display:none\">"); - } - } - - /** - * Register the callback clientscripts and sets the post loader IDs. - */ - protected function renderCallbackClientScripts() - { - $cs = $this->getPage()->getClientScript(); - $key = 'Prado.CallbackRequest.addPostLoaders'; - if(!$cs->isEndScriptRegistered($key)) - { - $data = $this->getPage()->getPostDataLoaders(); - if(count($data) > 0) - { - $options = TJavaScript::encode($data,false); - $script = "Prado.CallbackRequest.addPostLoaders({$options});"; - $cs->registerEndScript($key, $script); - } - } - } - - /** - * @param TBaseActiveControl change base active control - */ - public function setBaseActiveControl($control) - { - $this->_baseActiveControl=$control; - } - - /** - * @return TBaseActiveControl Common active control options. - */ - public function getBaseActiveControl() - { - if($this->_baseActiveControl===null) - { - $type = $this->_activeControlType; - $this->_baseActiveControl = new $type($this->getControl()); - } - return $this->_baseActiveControl; - } - - /** - * @return boolean true if the viewstate needs to be tracked. - */ - protected function getIsTrackingPageState() - { - if($this->getPage()->getIsCallback()) - { - $target = $this->getPage()->getCallbackEventTarget(); - if($target instanceof ICallbackEventHandler) - { - $client = $target->getActiveControl()->getClientSide(); - return $client->getEnablePageStateUpdate(); - } - } - return false; - } - - /** - * Starts viewstate tracking if necessary after when controls has been loaded - */ - public function onLoad($param) - { - if($this->getIsTrackingPageState()) - { - $this->_stateTracker = new TCallbackPageStateTracker($this->getControl()); - $this->_stateTracker->trackChanges(); - } - parent::onLoad($param); - } - - /** - * Saves additional persistent control state. Respond to viewstate changes - * if necessary. - */ - public function saveState() - { - if(($this->_stateTracker!==null) - && $this->getControl()->getActiveControl()->canUpdateClientSide(true)) - { - $this->_stateTracker->respondToChanges(); - } - parent::saveState(); - } - - /** - * @return TCallbackPageStateTracker state tracker. - */ - public function getStateTracker() - { - return $this->_stateTracker; - } -} - -/** - * TCallbackPageStateTracker class. - * - * Tracking changes to the page state during callback. - * - * @author Wei Zhuo - * @version $Id$ - * @package System.Web.UI.ActiveControls - * @since 3.1 - */ -class TCallbackPageStateTracker -{ - /** - * @var TMap new view state data - */ - private $_states; - /** - * @var TMap old view state data - */ - private $_existingState; - /** - * @var TControl the control tracked - */ - private $_control; - /** - * @var object null object. - */ - private $_nullObject; - - /** - * Constructor. Add a set of default states to track. - * @param TControl control to track. - */ - public function __construct($control) - { - $this->_control = $control; - $this->_existingState = new TMap; - $this->_nullObject = new stdClass; - $this->_states = new TMap; - $this->addStatesToTrack(); - } - - /** - * Add a list of view states to track. Each state is added - * to the StatesToTrack property with the view state name as key. - * The value should be an array with two enteries. The first entery - * is the name of the class that will calculate the state differences. - * The second entry is a php function/method callback that handles - * the changes in the viewstate. - */ - protected function addStatesToTrack() - { - $states = $this->getStatesToTrack(); - $states['Visible'] = array('TScalarDiff', array($this, 'updateVisible')); - $states['Enabled'] = array('TScalarDiff', array($this, 'updateEnabled')); - $states['Attributes'] = array('TMapCollectionDiff', array($this, 'updateAttributes')); - $states['Style'] = array('TStyleDiff', array($this, 'updateStyle')); - $states['TabIndex'] = array('TScalarDiff', array($this, 'updateTabIndex')); - $states['ToolTip'] = array('TScalarDiff', array($this, 'updateToolTip')); - $states['AccessKey'] = array('TScalarDiff', array($this, 'updateAccessKey')); - } - - /** - * @return TMap list of viewstates to track. - */ - protected function getStatesToTrack() - { - return $this->_states; - } - - /** - * Start tracking view state changes. The clone function on objects are called - * for those viewstate having an object as value. - */ - public function trackChanges() - { - foreach($this->_states as $name => $value) - { - $obj = $this->_control->getViewState($name); - $this->_existingState[$name] = is_object($obj) ? clone($obj) : $obj; - } - } - - /** - * @return array list of viewstate and the changed data. - */ - protected function getChanges() - { - $changes = array(); - foreach($this->_states as $name => $details) - { - $new = $this->_control->getViewState($name); - $old = $this->_existingState[$name]; - if($new !== $old) - { - $diff = new $details[0]($new, $old, $this->_nullObject); - if(($change = $diff->getDifference()) !== $this->_nullObject) - $changes[] = array($details[1],array($change)); - } - } - return $changes; - } - - /** - * For each of the changes call the corresponding change handlers. - */ - public function respondToChanges() - { - foreach($this->getChanges() as $change) - call_user_func_array($change[0], $change[1]); - } - - /** - * @return TCallbackClientScript callback client scripting - */ - protected function client() - { - return $this->_control->getPage()->getCallbackClient(); - } - - /** - * Updates the tooltip. - * @param string new tooltip - */ - protected function updateToolTip($value) - { - $this->client()->setAttribute($this->_control, 'title', $value); - } - - /** - * Updates the tab index. - * @param integer tab index - */ - protected function updateTabIndex($value) - { - $this->client()->setAttribute($this->_control, 'tabindex', $value); - } - - /** - * Updates the modifier access key - * @param string access key - */ - protected function updateAccessKey($value) - { - $this->client()->setAttribute($this->_control, 'accesskey', $value); - } - - /** - * Hides or shows the control on the client-side. The control must be - * already rendered on the client-side. - * @param boolean true to show the control, false to hide. - */ - protected function updateVisible($visible) - { - if($visible === false) - $this->client()->replaceContent($this->_control,"_control->getClientID()."\" style=\"display:none\" >"); - else - $this->client()->replaceContent($this->_control,$this->_control); - } - - /** - * Enables or Disables the control on the client-side. - * @param boolean true to enable the control, false to disable. - */ - protected function updateEnabled($enable) - { - $this->client()->setAttribute($this->_control, 'disabled', $enable===false); - } - - /** - * Updates the CSS style on the control on the client-side. - * @param array list of new CSS style declarations. - */ - protected function updateStyle($style) - { - if($style['CssClass']!==null) - $this->client()->setAttribute($this->_control, 'class', $style['CssClass']); - if(count($style['Style']) > 0) - $this->client()->setStyle($this->_control, $style['Style']); - } - - /** - * Updates/adds a list of attributes on the control. - * @param array list of attribute name-value pairs. - */ - protected function updateAttributes($attributes) - { - foreach($attributes as $name => $value) - $this->client()->setAttribute($this->_control, $name, $value); - } -} - -/** - * Calculates the viewstate changes during the request. - * - * @author Wei Zhuo - * @version $Id$ - * @package System.Web.UI.ActiveControls - * @since 3.1 - */ -abstract class TViewStateDiff -{ - /** - * @var mixed updated viewstate - */ - protected $_new; - /** - * @var mixed viewstate value at the begining of the request. - */ - protected $_old; - /** - * @var object null value. - */ - protected $_null; - - /** - * Constructor. - * @param mixed updated viewstate value. - * @param mixed viewstate value at the begining of the request. - * @param object representing the null value. - */ - public function __construct($new, $old, $null) - { - $this->_new = $new; - $this->_old = $old; - $this->_null = $null; - } - - /** - * @return mixed view state changes, nullObject if no difference. - */ - public abstract function getDifference(); -} - -/** - * TScalarDiff class. - * - * Calculate the changes to a scalar value. - * - * @author Wei Zhuo - * @version $Id$ - * @package System.Web.UI.ActiveControls - * @since 3.1 - */ -class TScalarDiff extends TViewStateDiff -{ - /** - * @return mixed update viewstate value. - */ - public function getDifference() - { - if(gettype($this->_new) === gettype($this->_old) - && $this->_new === $this->_old) - return $this->_null; - else - return $this->_new; - } -} - -/** - * TStyleDiff class. - * - * Calculates the changes to the Style properties. - * - * @author Wei Zhuo - * @version $Id$ - * @package System.Web.UI.ActiveControls - * @since 3.1 - */ -class TStyleDiff extends TViewStateDiff -{ - /** - * @param TStyle control style - * @return array all the style properties combined. - */ - protected function getCombinedStyle($obj) - { - if(!($obj instanceof TStyle)) - return array(); - $style = $obj->getStyleFields(); - $style = array_merge($style,$this->getStyleFromString($obj->getCustomStyle())); - if($obj->hasFont()) - $style = array_merge($style, $this->getStyleFromString($obj->getFont()->toString())); - return $style; - } - - /** - * @param string CSS custom style string. - * @param array CSS style as name-value array. - */ - protected function getStyleFromString($string) - { - $style = array(); - if(!is_string($string)) return $style; - - foreach(explode(';',$string) as $sub) - { - $arr=explode(':',$sub); - if(isset($arr[1]) && trim($arr[0])!=='') - $style[trim($arr[0])] = trim($arr[1]); - } - return $style; - } - - /** - * @return string changes to the CSS class name. - */ - protected function getCssClassDiff() - { - if($this->_old===null) - { - return ($this->_new!==null) && $this->_new->hasCssClass() - ? $this->_new->getCssClass() : null; - } - else - { - return $this->_old->getCssClass() !== $this->_new->getCssClass() ? - $this->_new->getCssClass() : null; - } - } - - /** - * @return array list of changes to the control style. - */ - protected function getStyleDiff() - { - $diff = array_diff_assoc( - $this->getCombinedStyle($this->_new), - $this->getCombinedStyle($this->_old)); - return count($diff) > 0 ? $diff : null; - } - - /** - * @return array list of changes to the control style and CSS class name. - */ - public function getDifference() - { - if($this->_new===null) - return $this->_null; - else - { - $css = $this->getCssClassDiff(); - $style = $this->getStyleDiff(); - if(($css!==null) || ($style!==null)) - return array('CssClass' => $css, 'Style' => $style); - else - $this->_null; - } - } -} - -/** - * TAttributesDiff class. - * - * Calculate the changes to attributes collection. - * - * @author Wei Zhuo - * @version $Id$ - * @package System.Web.UI.ActiveControls - * @since 3.1 - */ -class TMapCollectionDiff extends TViewStateDiff -{ - /** - * @return array updates to the attributes collection. - */ - public function getDifference() - { - if($this->_old===null) - { - return ($this->_new!==null) ? $this->_new->toArray() : $this->_null; - } - else - { - $new = $this->_new->toArray(); - $old = $this->_old->toArray(); - $diff = array_diff_assoc($new, $old); - return count($diff) > 0 ? $diff : $this->_null; - } - } -} - + + * @link http://www.pradosoft.com/ + * @copyright Copyright © 2005-2012 PradoSoft + * @license http://www.pradosoft.com/license/ + * @version $Id$ + * @package System.Web.UI.ActiveControls + */ + +/* + * Load common active control options. + */ +Prado::using('System.Web.UI.ActiveControls.TBaseActiveControl'); + +/** + * TActiveControlAdapter class. + * + * Customize the parent TControl class for active control classes. + * TActiveControlAdapter instantiates a common base active control class + * throught the {@link getBaseActiveControl BaseActiveControl} property. + * The type of BaseActiveControl can be provided in the second parameter in the + * constructor. Default is TBaseActiveControl or TBaseActiveCallbackControl if + * the control adapted implements ICallbackEventHandler. + * + * TActiveControlAdapter will tracking viewstate changes to update the + * corresponding client-side properties. + * + * @author Wei Zhuo + * @version $Id$ + * @package System.Web.UI.ActiveControls + * @since 3.1 + */ +class TActiveControlAdapter extends TControlAdapter +{ + /** + * @var string base active control class name. + */ + private $_activeControlType; + /** + * @var TBaseActiveControl base active control instance. + */ + private $_baseActiveControl; + /** + * @var TCallbackPageStateTracker view state tracker. + */ + private $_stateTracker; + + /** + * Constructor. + * @param IActiveControl active control to adapt. + * @param string Base active control class name. + */ + public function __construct(IActiveControl $control, $baseCallbackClass=null) + { + parent::__construct($control); + $this->setBaseControlClass($baseCallbackClass); + } + + /** + * @param string base active control instance + */ + protected function setBaseControlClass($type) + { + if($type===null) + { + if($this->getControl() instanceof ICallbackEventHandler) + $this->_activeControlType = 'TBaseActiveCallbackControl'; + else + $this->_activeControlType = 'TBaseActiveControl'; + } + else + $this->_activeControlType = $type; + } + + /** + * Publish the ajax script + */ + public function onPreRender($param) + { + parent::onPreRender($param); + } + + /** + * Renders the callback client scripts. + */ + public function render($writer) + { + $this->getPage()->getClientScript()->registerPradoScript('ajax'); + $this->renderCallbackClientScripts(); + if($this->_control->getVisible(false)) + { + parent::render($writer); + } else { + $writer->write("_control->getClientID()."\" style=\"display:none\">"); + } + } + + /** + * Register the callback clientscripts and sets the post loader IDs. + */ + protected function renderCallbackClientScripts() + { + $cs = $this->getPage()->getClientScript(); + $key = 'Prado.CallbackRequest.addPostLoaders'; + if(!$cs->isEndScriptRegistered($key)) + { + $data = $this->getPage()->getPostDataLoaders(); + if(count($data) > 0) + { + $options = TJavaScript::encode($data,false); + $script = "Prado.CallbackRequest.addPostLoaders({$options});"; + $cs->registerEndScript($key, $script); + } + } + } + + /** + * @param TBaseActiveControl change base active control + */ + public function setBaseActiveControl($control) + { + $this->_baseActiveControl=$control; + } + + /** + * @return TBaseActiveControl Common active control options. + */ + public function getBaseActiveControl() + { + if($this->_baseActiveControl===null) + { + $type = $this->_activeControlType; + $this->_baseActiveControl = new $type($this->getControl()); + } + return $this->_baseActiveControl; + } + + /** + * @return boolean true if the viewstate needs to be tracked. + */ + protected function getIsTrackingPageState() + { + if($this->getPage()->getIsCallback()) + { + $target = $this->getPage()->getCallbackEventTarget(); + if($target instanceof ICallbackEventHandler) + { + $client = $target->getActiveControl()->getClientSide(); + return $client->getEnablePageStateUpdate(); + } + } + return false; + } + + /** + * Starts viewstate tracking if necessary after when controls has been loaded + */ + public function onLoad($param) + { + if($this->getIsTrackingPageState()) + { + $this->_stateTracker = new TCallbackPageStateTracker($this->getControl()); + $this->_stateTracker->trackChanges(); + } + parent::onLoad($param); + } + + /** + * Saves additional persistent control state. Respond to viewstate changes + * if necessary. + */ + public function saveState() + { + if(($this->_stateTracker!==null) + && $this->getControl()->getActiveControl()->canUpdateClientSide(true)) + { + $this->_stateTracker->respondToChanges(); + } + parent::saveState(); + } + + /** + * @return TCallbackPageStateTracker state tracker. + */ + public function getStateTracker() + { + return $this->_stateTracker; + } +} + +/** + * TCallbackPageStateTracker class. + * + * Tracking changes to the page state during callback. + * + * @author Wei Zhuo + * @version $Id$ + * @package System.Web.UI.ActiveControls + * @since 3.1 + */ +class TCallbackPageStateTracker +{ + /** + * @var TMap new view state data + */ + private $_states; + /** + * @var TMap old view state data + */ + private $_existingState; + /** + * @var TControl the control tracked + */ + private $_control; + /** + * @var object null object. + */ + private $_nullObject; + + /** + * Constructor. Add a set of default states to track. + * @param TControl control to track. + */ + public function __construct($control) + { + $this->_control = $control; + $this->_existingState = new TMap; + $this->_nullObject = new stdClass; + $this->_states = new TMap; + $this->addStatesToTrack(); + } + + /** + * Add a list of view states to track. Each state is added + * to the StatesToTrack property with the view state name as key. + * The value should be an array with two enteries. The first entery + * is the name of the class that will calculate the state differences. + * The second entry is a php function/method callback that handles + * the changes in the viewstate. + */ + protected function addStatesToTrack() + { + $states = $this->getStatesToTrack(); + $states['Visible'] = array('TScalarDiff', array($this, 'updateVisible')); + $states['Enabled'] = array('TScalarDiff', array($this, 'updateEnabled')); + $states['Attributes'] = array('TMapCollectionDiff', array($this, 'updateAttributes')); + $states['Style'] = array('TStyleDiff', array($this, 'updateStyle')); + $states['TabIndex'] = array('TScalarDiff', array($this, 'updateTabIndex')); + $states['ToolTip'] = array('TScalarDiff', array($this, 'updateToolTip')); + $states['AccessKey'] = array('TScalarDiff', array($this, 'updateAccessKey')); + } + + /** + * @return TMap list of viewstates to track. + */ + protected function getStatesToTrack() + { + return $this->_states; + } + + /** + * Start tracking view state changes. The clone function on objects are called + * for those viewstate having an object as value. + */ + public function trackChanges() + { + foreach($this->_states as $name => $value) + { + $obj = $this->_control->getViewState($name); + $this->_existingState[$name] = is_object($obj) ? clone($obj) : $obj; + } + } + + /** + * @return array list of viewstate and the changed data. + */ + protected function getChanges() + { + $changes = array(); + foreach($this->_states as $name => $details) + { + $new = $this->_control->getViewState($name); + $old = $this->_existingState[$name]; + if($new !== $old) + { + $diff = new $details[0]($new, $old, $this->_nullObject); + if(($change = $diff->getDifference()) !== $this->_nullObject) + $changes[] = array($details[1],array($change)); + } + } + return $changes; + } + + /** + * For each of the changes call the corresponding change handlers. + */ + public function respondToChanges() + { + foreach($this->getChanges() as $change) + call_user_func_array($change[0], $change[1]); + } + + /** + * @return TCallbackClientScript callback client scripting + */ + protected function client() + { + return $this->_control->getPage()->getCallbackClient(); + } + + /** + * Updates the tooltip. + * @param string new tooltip + */ + protected function updateToolTip($value) + { + $this->client()->setAttribute($this->_control, 'title', $value); + } + + /** + * Updates the tab index. + * @param integer tab index + */ + protected function updateTabIndex($value) + { + $this->client()->setAttribute($this->_control, 'tabindex', $value); + } + + /** + * Updates the modifier access key + * @param string access key + */ + protected function updateAccessKey($value) + { + $this->client()->setAttribute($this->_control, 'accesskey', $value); + } + + /** + * Hides or shows the control on the client-side. The control must be + * already rendered on the client-side. + * @param boolean true to show the control, false to hide. + */ + protected function updateVisible($visible) + { + if($visible === false) + $this->client()->replaceContent($this->_control,"_control->getClientID()."\" style=\"display:none\" >"); + else + $this->client()->replaceContent($this->_control,$this->_control); + } + + /** + * Enables or Disables the control on the client-side. + * @param boolean true to enable the control, false to disable. + */ + protected function updateEnabled($enable) + { + $this->client()->setAttribute($this->_control, 'disabled', $enable===false); + } + + /** + * Updates the CSS style on the control on the client-side. + * @param array list of new CSS style declarations. + */ + protected function updateStyle($style) + { + if($style['CssClass']!==null) + $this->client()->setAttribute($this->_control, 'class', $style['CssClass']); + if(count($style['Style']) > 0) + $this->client()->setStyle($this->_control, $style['Style']); + } + + /** + * Updates/adds a list of attributes on the control. + * @param array list of attribute name-value pairs. + */ + protected function updateAttributes($attributes) + { + foreach($attributes as $name => $value) + $this->client()->setAttribute($this->_control, $name, $value); + } +} + +/** + * Calculates the viewstate changes during the request. + * + * @author Wei Zhuo + * @version $Id$ + * @package System.Web.UI.ActiveControls + * @since 3.1 + */ +abstract class TViewStateDiff +{ + /** + * @var mixed updated viewstate + */ + protected $_new; + /** + * @var mixed viewstate value at the begining of the request. + */ + protected $_old; + /** + * @var object null value. + */ + protected $_null; + + /** + * Constructor. + * @param mixed updated viewstate value. + * @param mixed viewstate value at the begining of the request. + * @param object representing the null value. + */ + public function __construct($new, $old, $null) + { + $this->_new = $new; + $this->_old = $old; + $this->_null = $null; + } + + /** + * @return mixed view state changes, nullObject if no difference. + */ + public abstract function getDifference(); +} + +/** + * TScalarDiff class. + * + * Calculate the changes to a scalar value. + * + * @author Wei Zhuo + * @version $Id$ + * @package System.Web.UI.ActiveControls + * @since 3.1 + */ +class TScalarDiff extends TViewStateDiff +{ + /** + * @return mixed update viewstate value. + */ + public function getDifference() + { + if(gettype($this->_new) === gettype($this->_old) + && $this->_new === $this->_old) + return $this->_null; + else + return $this->_new; + } +} + +/** + * TStyleDiff class. + * + * Calculates the changes to the Style properties. + * + * @author Wei Zhuo + * @version $Id$ + * @package System.Web.UI.ActiveControls + * @since 3.1 + */ +class TStyleDiff extends TViewStateDiff +{ + /** + * @param TStyle control style + * @return array all the style properties combined. + */ + protected function getCombinedStyle($obj) + { + if(!($obj instanceof TStyle)) + return array(); + $style = $obj->getStyleFields(); + $style = array_merge($style,$this->getStyleFromString($obj->getCustomStyle())); + if($obj->hasFont()) + $style = array_merge($style, $this->getStyleFromString($obj->getFont()->toString())); + return $style; + } + + /** + * @param string CSS custom style string. + * @param array CSS style as name-value array. + */ + protected function getStyleFromString($string) + { + $style = array(); + if(!is_string($string)) return $style; + + foreach(explode(';',$string) as $sub) + { + $arr=explode(':',$sub); + if(isset($arr[1]) && trim($arr[0])!=='') + $style[trim($arr[0])] = trim($arr[1]); + } + return $style; + } + + /** + * @return string changes to the CSS class name. + */ + protected function getCssClassDiff() + { + if($this->_old===null) + { + return ($this->_new!==null) && $this->_new->hasCssClass() + ? $this->_new->getCssClass() : null; + } + else + { + return $this->_old->getCssClass() !== $this->_new->getCssClass() ? + $this->_new->getCssClass() : null; + } + } + + /** + * @return array list of changes to the control style. + */ + protected function getStyleDiff() + { + $diff = array_diff_assoc( + $this->getCombinedStyle($this->_new), + $this->getCombinedStyle($this->_old)); + return count($diff) > 0 ? $diff : null; + } + + /** + * @return array list of changes to the control style and CSS class name. + */ + public function getDifference() + { + if($this->_new===null) + return $this->_null; + else + { + $css = $this->getCssClassDiff(); + $style = $this->getStyleDiff(); + if(($css!==null) || ($style!==null)) + return array('CssClass' => $css, 'Style' => $style); + else + $this->_null; + } + } +} + +/** + * TAttributesDiff class. + * + * Calculate the changes to attributes collection. + * + * @author Wei Zhuo + * @version $Id$ + * @package System.Web.UI.ActiveControls + * @since 3.1 + */ +class TMapCollectionDiff extends TViewStateDiff +{ + /** + * @return array updates to the attributes collection. + */ + public function getDifference() + { + if($this->_old===null) + { + return ($this->_new!==null) ? $this->_new->toArray() : $this->_null; + } + else + { + $new = $this->_new->toArray(); + $old = $this->_old->toArray(); + $diff = array_diff_assoc($new, $old); + return count($diff) > 0 ? $diff : $this->_null; + } + } +} + -- cgit v1.2.3