QFormBase.class.php

<?php
	abstract class QFormBase extends QBaseClass {
		///////////////////////////
		// Protected Member Variables
		///////////////////////////
		protected $strFormId;
		protected $intFormStatus;
		protected $objControlArray;
		protected $objPersistentControlArray = array();
		protected $objGroupingArray;
		protected $blnRenderedBodyTag = false;
		protected $blnRenderedCheckableControlArray;
		protected $strCallType;
		protected $objDefaultWaitIcon = null;

		protected $strFormAttributeArray = array();
		
		protected $strIncludedJavaScriptFileArray = array();
		protected $strIgnoreJavaScriptFileArray = array();

		protected $strIncludedStyleSheetFileArray = array();
		protected $strIgnoreStyleSheetFileArray = array();

		private $pxyUrlHashProxy = null;
		private $intUrlHashPollingInterval = null;
		private $strUrlHashMethod = null;
		private $objUrlHashParentObject = null;
		protected $strUrlHash;

		private $pxyPollingProxy = null;
		private $intPollingInterval = null;
		private $strPollingMethod = null;
		private $objPollingParentObject = null;

		protected $strPreviousRequestMode = false;
		protected $strHtmlIncludeFilePath;
		protected $strCssClass;

		///////////////////////////
		// Form Status Constants
		///////////////////////////
		const FormStatusUnrendered = 1;
		const FormStatusRenderBegun = 2;
		const FormStatusRenderEnded = 3;

		///////////////////////////
		// Form Preferences
		///////////////////////////
		public static $EncryptionKey = null;
		public static $FormStateHandler = 'QFormStateHandler';

		/////////////////////////
		// Public Properties: GET
		/////////////////////////
		public function __get($strName) {
			switch ($strName) {
				case "FormId": return $this->strFormId;
				case "CallType": return $this->strCallType;
				case "DefaultWaitIcon": return $this->objDefaultWaitIcon;
				case "FormStatus": return $this->intFormStatus;
				case "HtmlIncludeFilePath": return $this->strHtmlIncludeFilePath;
				case "CssClass": return $this->strCssClass;
				case "UrlHash": return $this->strUrlHash;

				default:
					try {
						return parent::__get($strName);
					} catch (QCallerException $objExc) {
						$objExc->IncrementOffset();
						throw $objExc;
					}
			}
		}

		/////////////////////////
		// Public Properties: SET
		/////////////////////////
		public function __set($strName, $mixValue) {
			switch ($strName) {
				case "HtmlIncludeFilePath":
					// Passed-in value is null -- use the "default" path name of file".tpl.php"
					if (!$mixValue)
						$strPath = realpath(substr(QApplication::$ScriptFilename, 0, strrpos(QApplication::$ScriptFilename, '.php')) . '.tpl.php');

					// Use passed-in value
					else
						$strPath = realpath($mixValue);

					// Verify File Exists, and if not, throw exception
					if (is_file($strPath)) {
						$this->strHtmlIncludeFilePath = $strPath;
						return $strPath;
					} else
						throw new QCallerException('Accompanying HTML Include File does not exist: "' . $mixValue . '"');
					break;

				case "CssClass":
					try {
						return ($this->strCssClass = QType::Cast($mixValue, QType::String));
					} catch (QCallerException $objExc) {
						$objExc->IncrementOffset();
						throw $objExc;
					}

				default:
					try {
						return parent::__set($strName, $mixValue);
					} catch (QCallerException $objExc) {
						$objExc->IncrementOffset();
						throw $objExc;
					}
			}
		}


		/////////////////////////
		// Helpers for ControlId Generation
		/////////////////////////
		public function GenerateControlId() {
//			$strToReturn = sprintf('control%s', $this->intNextControlId);
			$strToReturn = sprintf('c%s', $this->intNextControlId);
			$this->intNextControlId++;
			return $strToReturn;
		}
		protected $intNextControlId = 1;

		/////////////////////////
		// Event Handlers
		/////////////////////////
		protected function Form_Run() {}
		protected function Form_Load() {}
		protected function Form_Create() {}
		protected function Form_PreRender() {}
		protected function Form_Validate() {return true;}
		protected function Form_Exit() {}

		public function PrepForVarExport() {
			if ($this->objControlArray) foreach ($this->objControlArray as $objControl)
				$objControl->PrepForVarExport();
		}

		public function IsCheckableControlRendered($strControlId) {
			return array_key_exists($strControlId, $this->blnRenderedCheckableControlArray);
		}

		public static function Run($strFormId, $strAlternateHtmlFile = null) {
			global $_FORM;

			// Ensure strFormId is a class
			$objClass = new $strFormId();

			// Ensure strFormId is a subclass of QForm
			if (!($objClass instanceof QForm))
				throw new QCallerException('Object is not a subclass of QForm (note, it can NOT be a subclass of QFormBase): ' . $strFormId);

			// See if we can get a Form Class out of PostData
			$objClass = null;			
			if (array_key_exists('Qform__FormId', $_POST) && ($_POST['Qform__FormId'] == $strFormId) && array_key_exists('Qform__FormState', $_POST)) {
				$strPostDataState = $_POST['Qform__FormState'];

				if ($strPostDataState)
					// We might have a valid form state -- let's see by unserializing this object
					$objClass = QForm::Unserialize($strPostDataState);

				// If there is no QForm Class, then we have an Invalid Form State
				if (!$objClass) throw new QInvalidFormStateException($strFormId);
			}

			if ($objClass) {
				// Globalize
				$_FORM = $objClass;

				$objClass->strCallType = $_POST['Qform__FormCallType'];
				$objClass->intFormStatus = QFormBase::FormStatusUnrendered;

				if ($objClass->strCallType == QCallType::Ajax)
					QApplication::$RequestMode = QRequestMode::Ajax;

				// Iterate through all the control modifications
				$strModificationArray = explode("\n", trim($_POST['Qform__FormUpdates']));
				if ($strModificationArray) foreach ($strModificationArray as $strModification) {
					$strModification = trim($strModification);
					
					if ($strModification) {
						$intPosition = strpos($strModification, ' ');
						$strControlId = substr($strModification, 0, $intPosition);
						$strModification = substr($strModification, $intPosition + 1);

						$intPosition = strpos($strModification, ' ');
						if ($intPosition !== false) {
							$strProperty = substr($strModification, 0, $intPosition);
							$strValue = substr($strModification, $intPosition + 1);
						} else {
							$strProperty = $strModification;
							$strValue = null;
						}
						
						switch ($strProperty) {
							case 'Parent':
								if ($strValue) {
									if ($strValue == $objClass->FormId) {
										$objClass->objControlArray[$strControlId]->SetParentControl(null);
									} else {
										$objClass->objControlArray[$strControlId]->SetParentControl($objClass->objControlArray[$strValue]);
									}
								} else {
									// Remove all parents
									$objClass->objControlArray[$strControlId]->SetParentControl(null);
									$objClass->objControlArray[$strControlId]->SetForm(null);
									$objClass->objControlArray[$strControlId] = null;
									unset($objClass->objControlArray[$strControlId]);
								}
								break;
							default:
								if (array_key_exists($strControlId, $objClass->objControlArray))
									$objClass->objControlArray[$strControlId]->__set($strProperty, $strValue);
								break;
						}
					}
				}

				// Clear the RenderedCheckableControlArray
				$objClass->blnRenderedCheckableControlArray = array();
				$strCheckableControlList = trim($_POST['Qform__FormCheckableControls']);
				$strCheckableControlArray = explode(' ', $strCheckableControlList);
				foreach ($strCheckableControlArray as $strCheckableControl) {
					$objClass->blnRenderedCheckableControlArray[trim($strCheckableControl)] = true;
				}

				// Iterate through all the controls 
				foreach ($objClass->objControlArray as $objControl) {
					// If they were rendered last time and are visible (and if ServerAction, enabled), then Parse its post data
					if (($objControl->Visible) &&
						(($objClass->strCallType == QCallType::Ajax) || ($objControl->Enabled)) &&
						($objControl->RenderMethod)) {
						// Call each control's ParsePostData()
						$objControl->ParsePostData();
					}

					// Reset the modified/rendered flags and the validation
					// in ALL controls
					$objControl->ResetFlags();
				}
				
				// Trigger Run Event (if applicable)
				$objClass->Form_Run();

				// Trigger Load Event (if applicable)
				$objClass->Form_Load();

				// Trigger a triggered control's Server- or Ajax- action (e.g. PHP method) here (if applicable)
				$objClass->TriggerActions();
			} else {
				// We have no form state -- Create Brand New One
				$objClass = new $strFormId();

				// Globalize
				$_FORM = $objClass;

				// Setup HTML Include File Path, based on passed-in strAlternateHtmlFile (if any)
				try {
					$objClass->HtmlIncludeFilePath = $strAlternateHtmlFile;
				} catch (QCallerException $objExc) {
					$objExc->IncrementOffset();
					throw $objExc;
				}

				// By default, this form is being created NOT via a PostBack
				// So there is no CallType
				$objClass->strCallType = QCallType::None;

				$objClass->strFormId = $strFormId;
				$objClass->intFormStatus = QFormBase::FormStatusUnrendered;
				$objClass->objControlArray = array();
				$objClass->objGroupingArray = array();

				// Trigger Run Event (if applicable)
				$objClass->Form_Run();

				// Trigger Create Event (if applicable)
				$objClass->Form_Create();
			}
			
			// Trigger PreRender Event (if applicable)
			$objClass->Form_PreRender();

			// Render the Page
			switch ($objClass->strCallType) {
				case QCallType::Ajax:
					// Must use AJAX-based renderer
					$objClass->RenderAjax();
					break;

				case QCallType::Server:
				case QCallType::None:
				case '':
					// Server/Postback or New Page
					// Make sure all controls are marked as not being on the page yet
					foreach ($objClass->objControlArray as $objControl)
						$objControl->ResetOnPageStatus();

					// Use Standard Rendering
					$objClass->Render();
					break;

				default:
					throw new Exception('Unknown Form CallType: ' . $objClass->strCallType);
			}

			// Ensure that RenderEnd() was called during the Render process
			switch ($objClass->intFormStatus) {
				case QFormBase::FormStatusUnrendered:
					throw new QCallerException('$this->RenderBegin() is never called in the HTML Include file');
				case QFormBase::FormStatusRenderBegun:
					throw new QCallerException('$this->RenderEnd() is never called in the HTML Include file');
				case QFormBase::FormStatusRenderEnded:
					break;
				default:
					throw new QCallerException('FormStatus is in an unknown status');
			}

			// Tigger Exit Event (if applicable)
			$objClass->Form_Exit();
		}

		public function CallDataBinder($strMethodName, QPaginatedControl $objPaginatedControl, $objParentControl = null) {
			try {
				if ($objParentControl)
					$objParentControl->$strMethodName($objPaginatedControl);
				else
					$this->$strMethodName($objPaginatedControl);
			} catch (QCallerException $objExc) {
				throw new QDataBindException($objExc);
			}
		}

		protected function RenderAjaxHelper($objControl) {
			if ($objControl)
				$strToReturn = $objControl->RenderAjax(false);
			if ($strToReturn)
				$strToReturn .= "\r\n";
			foreach ($objControl->GetChildControls() as $objChildControl) {
				$strToReturn .= $this->RenderAjaxHelper($objChildControl);
				$objChildControl->MarkAsRendered();
			}
			return $strToReturn;
		}
		
		protected function RenderAjax() {
			// Update the Status
			$this->intFormStatus = QFormBase::FormStatusRenderBegun;

			// Create the Control collection
			$strToReturn = '<controls>';

			// Include each control (if applicable) that has been changed/modified
			foreach ($this->GetAllControls() as $objControl)
				if (!$objControl->ParentControl)
//					$strToReturn .= $objControl->RenderAjax(false) . "\r\n";
					$strToReturn .= $this->RenderAjaxHelper($objControl);

			// First, go through all controls and gather up any JS or CSS to run or Form Attributes to modify
			$strJavaScriptToAddArray = array();
			$strStyleSheetToAddArray = array();
			$strFormAttributeToModifyArray = array();

			foreach ($this->GetAllControls() as $objControl) {
				// Include any JavaScripts?  The control would have a
				// comma-delimited list of javascript files to include (if applicable)
				if ($strScriptArray = $this->ProcessJavaScriptList($objControl->JavaScripts))
					$strJavaScriptToAddArray = array_merge($strJavaScriptToAddArray, $strScriptArray);

				// Include any StyleSheets?  The control would have a
				// comma-delimited list of stylesheet files to include (if applicable)
				if ($strScriptArray = $this->ProcessStyleSheetList($objControl->StyleSheets))
					$strStyleSheetToAddArray = array_merge($strStyleSheetToAddArray, $strScriptArray);

				// Form Attributes?
				if ($objControl->FormAttributes) {
					foreach ($objControl->FormAttributes as $strKey=>$strValue) {
						if (!array_key_exists($strKey, $this->strFormAttributeArray)) {
							$this->strFormAttributeArray[$strKey] = $strValue;
							$strFormAttributeToModifyArray[$strKey] = $strValue;
						} else if ($this->strFormAttributeArray[$strKey] != $strValue) {
							$this->strFormAttributeArray[$strKey] = $strValue;
							$strFormAttributeToModifyArray[$strKey] = $strValue;
						}
					}
				}
			}


			// Render the JS Commands to Execute
			$strCommands = '';

			// First, get all controls that need to run regC
			$strControlIdToRegister = array();
			foreach ($this->GetAllControls() as $objControl)
				if ($objControl->Rendered)
					array_push($strControlIdToRegister, '"' . $objControl->ControlId . '"');
			if (count($strControlIdToRegister))
				$strCommands .= sprintf('qc.regCA(new Array(%s)); ', implode(',', $strControlIdToRegister));

			// Next, go through all controls and groupings for their GetEndScripts
			foreach ($this->GetAllControls() as $objControl) {
				if ($objControl->Rendered) {
					$strJavaScript = $objControl->GetEndScript();
					if (trim($strJavaScript))
						$strCommands .= trim($strJavaScript);
				}
			}
			foreach ($this->objGroupingArray as $objGrouping) {
				$strRender = $objGrouping->Render();
				if (trim($strRender))
					$strCommands .= trim($strRender);
			}

			// Next, look to the Application object for any commands to run
			$strCommands .= QApplication::RenderJavaScript(false);

			// Finally, bring in "high priority commands"

			// First, alter any <Form> settings that need to be altered
			foreach ($strFormAttributeToModifyArray as $strKey=>$strValue)
				$strCommands = sprintf('document.getElementById("%s").%s = "%s"; ', $this->strFormId, $strKey, $strValue) . $strCommands;

			// Next, add any new CSS files that haven't yet been included to the end of the High Priority commands string
			foreach ($strStyleSheetToAddArray as $strScript)
				$strCommands = 'qc.loadStyleSheetFile("' . $strScript . '", "all"); ' . $strCommands;

			// Next, add any new JS files that haven't yet been included to the BEGINNING of the High Priority commands string
			// (already rendered HP commands up to this point will be placed into the callback)
			foreach ($strJavaScriptToAddArray as $strScript) {
				if ($strCommands)
					$strCommands = 'qc.loadJavaScriptFile("' . $strScript . '", function() {' . $strCommands . '}); ';
				else
					$strCommands = 'qc.loadJavaScriptFile("' . $strScript . '", null); ';
			}

			// Set Up the Command Node
			if (trim($strCommands))
				$strCommands = '<command>' . QString::XmlEscape(trim($strCommands)) . '</command>';

			// Persist Controls (if applicable)
			foreach ($this->objPersistentControlArray as $objControl)
				$objControl->Persist();

			// Add in the form state
			$strFormState = QForm::Serialize($this);
			$strToReturn .= sprintf('<control id="Qform__FormState">%s</control>', $strFormState);

			// close Control collection, Open the Command collection
			$strToReturn .= '</controls><commands>';

			$strToReturn .= $strCommands;

			// close Command collection
			$strToReturn .= '</commands>';
			$strContents = trim(ob_get_contents());

			if (strtolower(substr($strContents, 0, 5)) == 'debug') {
			} else {
				ob_clean();

				// Response is in XML Format
				header('Content-Type: text/xml');

				// Output it and update render state
				if (QApplication::$EncodingType)
					printf("<?xml version=\"1.0\" encoding=\"%s\"?><response>%s</response>\r\n", QApplication::$EncodingType, $strToReturn);
				else
					printf("<?xml version=\"1.0\"?><response>%s</response>\r\n", $strToReturn);
			}

			// Update Render State
			$this->intFormStatus = QFormBase::FormStatusRenderEnded;
		}

		/**
		 * @param Form $objForm
		 * @return string the Serialized Form
		 */
		public static function Serialize(QForm $objForm) {
			// Get and then Update PreviousRequestMode
			$strPreviousRequestMode = $objForm->strPreviousRequestMode;
			$objForm->strPreviousRequestMode = QApplication::$RequestMode;

			// Figure Out if we need to store state for back-button purposes
			$blnBackButtonFlag = true;
			if ($strPreviousRequestMode == QRequestMode::Ajax)
				$blnBackButtonFlag = false;
			
			// Create a Clone of the Form to Serialize
			$objForm = clone($objForm);

			// Cleanup Reverse Control->Form links
			if ($objForm->objControlArray) foreach ($objForm->objControlArray as $objControl)
				$objControl->SetForm(null);

			// Use PHP "serialize" to serialize the form
			$strSerializedForm = serialize($objForm);

			// Setup and Call the FormStateHandler to retrieve the PostDataState to return
			$strSaveCommand = array(QForm::$FormStateHandler, 'Save');
			$strPostDataState = call_user_func_array($strSaveCommand, array($strSerializedForm, $blnBackButtonFlag));

			// Return the PostDataState
			return $strPostDataState;
		}

		/**
		 * @param string $strSerializedForm
		 * @return Form the Form object
		 */
		public static function Unserialize($strPostDataState) {
			// Setup and Call the FormStateHandler to retrieve the Serialized Form
			$strLoadCommand = array(QForm::$FormStateHandler, 'Load');
			$strSerializedForm = call_user_func($strLoadCommand, $strPostDataState);

			if ($strSerializedForm) {
				// Unserialize and Cast the Form
				$objForm = unserialize($strSerializedForm);
				$objForm = QType::Cast($objForm, 'QForm');

				// Reset the links from Control->Form
				if ($objForm->objControlArray) foreach ($objForm->objControlArray as $objControl)
					$objControl->SetForm($objForm);

				// Return the Form
				return $objForm;
			} else
				return null;
		}

		public function AddControl(QControl $objControl) {
			$strControlId = $objControl->ControlId;
			if (array_key_exists($strControlId, $this->objControlArray))
				throw new QCallerException(sprintf('A control already exists in the form with the ID: %s', $strControlId));
			if (array_key_exists($strControlId, $this->objGroupingArray))
				throw new QCallerException(sprintf('A Grouping already exists in the form with the ID: %s', $strControlId));
			$this->objControlArray[$strControlId] = $objControl;
		}

		public function GetControl($strControlId) {
			if (array_key_exists($strControlId, $this->objControlArray))
				return $this->objControlArray[$strControlId];
			else
				return null;
		}

		public function RemoveControl($strControlId) {
			if (array_key_exists($strControlId, $this->objControlArray)) {
				// Get the Control in Question
				$objControl = $this->objControlArray[$strControlId];

				// Remove all Child Controls as well
				$objControl->RemoveChildControls(true);

				// Remove this control from the parent
				if ($objControl->ParentControl)
					$objControl->ParentControl->RemoveChildControl($strControlId, false);

				// Remove this control
				unset($this->objControlArray[$strControlId]);
				if (array_key_exists($strControlId, $this->objPersistentControlArray)) {
					unset($this->objPersistentControlArray[$strControlId]);
					$_SESSION[$this->strFormId . '_' . $strControlId] = null;
				}

				// Remove this control from any groups
				foreach ($this->objGroupingArray as $strKey => $objGrouping)
					$this->objGroupingArray[$strKey]->RemoveControl($strControlId);
			}
		}

		public function GetAllControls() {
			return $this->objControlArray;
		}
		
		public function PersistControl($objControl) {
			$this->objPersistentControlArray[$objControl->ControlId] = $objControl;
		}
		
		public function AddGrouping(QControlGrouping $objGrouping) {
			$strGroupingId = $objGrouping->GroupingId;
			if (array_key_exists($strGroupingId, $this->objGroupingArray))
				throw new QCallerException(sprintf('A Grouping already exists in the form with the ID: %s', $strGroupingId));
			if (array_key_exists($strGroupingId, $this->objControlArray))
				throw new QCallerException(sprintf('A Control already exists in the form with the ID: %s', $strGroupingId));
			$this->objGroupingArray[$strGroupingId] = $objGrouping;
		}

		public function GetGrouping($strGroupingId) {
			if (array_key_exists($strGroupingId, $this->objGroupingArray))
				return $this->objGroupingArray[$strGroupingId];
			else
				return null;
		}
		
		public function RemoveGrouping($strGroupingId) {
			if (array_key_exists($strGroupingId, $this->objGroupingArray)) {
				// Remove this Grouping
				unset($this->objGroupingArray[$strGroupingId]);
			}
		}
		
		public function GetAllGroupings() {
			return $this->objGroupingArray;
		}
		
		public function GetChildControls($objParentObject) {
			$objControlArrayToReturn = array();

			if ($objParentObject instanceof QForm) {
				// They want all the ChildControls for this Form
				// Basically, return all objControlArray QControls where the Qcontrol's parent is NULL
				foreach ($this->objControlArray as $objChildControl) {
					if (!($objChildControl->ParentControl))
						array_push($objControlArrayToReturn, $objChildControl);
				}
				return $objControlArrayToReturn;

			} else if ($objParentObject instanceof QControl) {
				return $objParentObject->GetChildControls();
				// THey want all the ChildControls for a specific Control
				// Basically, return all objControlArray QControls where the Qcontrol's parent is the passed in parentobject
/*				$strControlId = $objParentObject->ControlId;
				foreach ($this->objControlArray as $objChildControl) {
					$objParentControl = $objChildControl->ParentControl;
					if (($objParentControl) && ($objParentControl->ControlId == $strControlId)) {
						array_push($objControlArrayToReturn, $objChildControl);
					}
				}*/

			} else
				throw new CallerException('ParentObject must be either a QForm or QControl object');
		}

		public function EvaluateTemplate($strTemplate) {
			global $_ITEM;
			global $_CONTROL;
			global $_FORM;

			$_FORM = $this;

			if ($strTemplate) {
				QApplication::$ProcessOutput = false;
				// Store the Output Buffer locally
				$strAlreadyRendered = ob_get_contents();
				ob_clean();

				// Evaluate the new template
				ob_start('__QForm_EvaluateTemplate_ObHandler');
					require($strTemplate);
					$strTemplateEvaluated = ob_get_contents();
				ob_end_clean();

				// Restore the output buffer and return evaluated template
				print($strAlreadyRendered);
				QApplication::$ProcessOutput = true;

				return $strTemplateEvaluated;
			} else
				return null;
		}

		public function TriggerMethod($strId, $strMethodName) {
			$strParameter = $_POST['Qform__FormParameter'];

			$intPosition = strpos($strMethodName, ':');
			if ($intPosition !== false) {
				$strControlName = substr($strMethodName, 0, $intPosition);
				$strMethodName = substr($strMethodName, $intPosition + 1);

				$objControl = $this->objControlArray[$strControlName];
				$objControl->$strMethodName($this->strFormId, $strId, $strParameter);
			} else
				$this->$strMethodName($this->strFormId, $strId, $strParameter);
		}

		protected function ValidateControlAndChildren(QControl $objControl) {
			// Initially Assume Validation is True
			$blnToReturn = true;

			if ($objControl->Visible && $objControl->Enabled && $objControl->Display) {
				// Recursive call on Child Controls
				foreach ($objControl->GetChildControls() as $objChildControl)
					// Only Enabled and Visible and Rendered controls should be validated
					if (($objChildControl->Visible) && ($objChildControl->Enabled) && ($objChildControl->RenderMethod) && ($objChildControl->OnPage))
						if (!$this->ValidateControlAndChildren($objChildControl))
							$blnToReturn = false;

				// Check the Control Itself
				$objControl->ValidationReset();
				if (!$objControl->Validate()) {
					$objControl->MarkAsModified();
					$blnToReturn = false;
				}
			}

			return $blnToReturn;
		}

		protected function TriggerActions($strControlIdOverride = null) {
			if (array_key_exists('Qform__FormControl', $_POST)) {
				if ($strControlIdOverride)
					$strId = $strControlIdOverride;
				else
					$strId = $_POST['Qform__FormControl'];
				$strEvent = $_POST['Qform__FormEvent'];

				if ($strId != '') {
					// Does this Control which performed the action exist?
					if (array_key_exists($strId, $this->objControlArray)) {
						// Get the ActionControl as well as the Actions to Perform
						$objActionControl = $this->objControlArray[$strId];

						switch ($this->strCallType) {
							case QCallType::Ajax:
								$objActions = $objActionControl->GetAllActions($strEvent, 'QAjaxAction');
								break;
							case QCallType::Server:
								$objActions = $objActionControl->GetAllActions($strEvent, 'QServerAction');
								break;
							default:
								throw new Exception('Unknown Form CallType: ' . $this->strCallType);					
						}

						// Validation Check
						$blnValid = true;
						$objControlsToValidate = array();
						$mixCausesValidation = null;

						// Figure out what the CausesValidation directive is
						// Set $mixCausesValidation to the default one (e.g. the one defined on the control)
						$mixCausesValidation = $objActionControl->CausesValidation;

						// Next, go through the linked ajax/server actions to see if a causesvalidation override is set on any of them
						if ($objActions) foreach ($objActions as $objAction) {
							if (!is_null($objAction->CausesValidationOverride))
								$mixCausesValidation = $objAction->CausesValidationOverride;
						}

						// Now, Do Something with mixCauseValidation...

						// Starting Point is a QControl
						if ($mixCausesValidation instanceof QControl) {
							if (!$this->ValidateControlAndChildren($mixCausesValidation))
								$blnValid = false;

						// Starting Point is an Array of QControls
						} else if (is_array($mixCausesValidation)) {
							foreach (((array) $mixCausesValidation) as $objControlToValidate)
								if (!$this->ValidateControlAndChildren($objControlToValidate))
									$blnValid = false;

						// Validate All the Controls on the Form
						} else if ($mixCausesValidation === QCausesValidation::AllControls) {
							foreach ($this->GetChildControls($this) as $objControl)
								// Only Enabled and Visible and Rendered controls that are children of this form should be validated
								if (($objControl->Visible) && ($objControl->Enabled) && ($objControl->RenderMethod) && ($objControl->OnPage))
									if (!$this->ValidateControlAndChildren($objControl))
										$blnValid = false;

						// CausesValidation specifed by QCausesValidation directive
						} else if ($mixCausesValidation == QCausesValidation::SiblingsAndChildren) {
							// Get only the Siblings of the ActionControl's ParentControl
							// If not ParentControl, tyhen the parent is the form itself
							if (!($objParentObject = $objActionControl->ParentControl))
								$objParentObject = $this;

							// Get all the children of ParentObject
							foreach ($this->GetChildControls($objParentObject) as $objControl)
								// Only Enabled and Visible and Rendered controls that are children of ParentObject should be validated
								if (($objControl->Visible) && ($objControl->Enabled) && ($objControl->RenderMethod) && ($objControl->OnPage))
									if (!$this->ValidateControlAndChildren($objControl))
										$blnValid = false;

						// CausesValidation specifed by QCausesValidation directive
						} else if ($mixCausesValidation == QCausesValidation::SiblingsOnly) {
							// Get only the Siblings of the ActionControl's ParentControl
							// If not ParentControl, tyhen the parent is the form itself
							if (!($objParentObject = $objActionControl->ParentControl))
								$objParentObject = $this;

							// Get all the children of ParentObject
							foreach ($this->GetChildControls($objParentObject) as $objControl)
								// Only Enabled and Visible and Rendered controls that are children of ParentObject should be validated
								if (($objControl->Visible) && ($objControl->Enabled) && ($objControl->RenderMethod) && ($objControl->OnPage)) {
									$objControl->ValidationReset();
									if (!$objControl->Validate()) {
										$objControl->MarkAsModified();
										$blnValid = false;
									}
								}

						// No Validation Requested
						} else {}


						// Run Form-Specific Validation (if any)
						if ($mixCausesValidation)
							if (!$this->Form_Validate())
								$blnValid = false;


						// Go ahead and run the ServerActions or AjaxActions if Validation Passed and if there are Server/Ajax-Actions defined
						if ($blnValid) {
							if ($objActions) foreach ($objActions as $objAction) {
								if ($strMethodName = $objAction->MethodName) {
									$this->TriggerMethod($strId, $strMethodName);
								}
							}
						}
					} else
						// Nope -- Throw an exception
						throw new Exception(sprintf('Control passed by Qform__FormControl does not exist: %s', $strId));
				}/* else {
					// TODO: Code to automatically execute any PrimaryButton's onclick action, if applicable
					// Difficult b/c of all the Qcodo hidden parameters that need to be set to get the action to work properly
					// Javascript interaction of PrimaryButton works fine in Firefox... currently doens't work in IE 6.
				}*/
			}
		}

		protected function Render() {
			require($this->HtmlIncludeFilePath);
		}

		protected function RenderChildren($blnDisplayOutput = true) {
			$strToReturn = "";

			foreach ($this->GetChildControls($this) as $objControl)
				if (!$objControl->Rendered)
					$strToReturn .= $objControl->Render($blnDisplayOutput);

			if ($blnDisplayOutput) {
				print($strToReturn);
				return null;
			} else
				return $strToReturn;
		}

		// This exists to prevent inadverant "New"
		protected function __construct() {}

		protected function RenderBegin($blnDisplayOutput = true) {
			// Ensure that RenderBegin() has not yet been called
			switch ($this->intFormStatus) {
				case QFormBase::FormStatusUnrendered:
					break;
				case QFormBase::FormStatusRenderBegun:
				case QFormBase::FormStatusRenderEnded:
					throw new QCallerException('$this->RenderBegin() has already been called');
					break;
				default:
					throw new QCallerException('FormStatus is in an unknown status');
			}

			// Update FormStatus and Clear Included JS/CSS list
			$this->intFormStatus = QFormBase::FormStatusRenderBegun;
			$this->strIncludedJavaScriptFileArray = array();
			$this->strIncludedStyleSheetFileArray = array();

			// Figure out initial list of JavaScriptIncludes
			$strJavaScriptArray = $this->ProcessJavaScriptList('_core/qcodo.js, _core/logger.js, _core/event.js, _core/post.js, _core/control.js');
			if (!$strJavaScriptArray)
				$strJavaScriptArray = array();

			// Figure out initial list of StyleSheet includes
			$strStyleSheetArray = array();

			// Iterate through the form's ControlArray to Define FormAttributes and additional JavaScriptIncludes

			foreach ($this->GetAllControls() as $objControl) {
				// Include any JavaScripts?  The control would have a
				// comma-delimited list of javascript files to include (if applicable)
				if ($strScriptArray = $this->ProcessJavaScriptList($objControl->JavaScripts))
					$strJavaScriptArray = array_merge($strJavaScriptArray, $strScriptArray);

				// Include any StyleSheets?  The control would have a
				// comma-delimited list of stylesheet files to include (if applicable)
				if ($strScriptArray = $this->ProcessStyleSheetList($objControl->StyleSheets))
					$strStyleSheetArray = array_merge($strStyleSheetArray, $strScriptArray);

				// Form Attributes?
				if ($objControl->FormAttributes) {
					$this->strFormAttributeArray = array_merge($this->strFormAttributeArray, $objControl->FormAttributes);
				}
			}

			// Create $strFormAttributes
			$strFormAttributes = '';
			foreach ($this->strFormAttributeArray as $strKey=>$strValue) {
				$strFormAttributes .= sprintf(' %s="%s"', $strKey, $strValue);
			}

			QApplicationBase::$ProcessOutput = false;
			$strOutputtedText = strtolower(trim(ob_get_contents()));
			if (strpos($strOutputtedText, '<body') === false) {
				$strToReturn = '<body>';
				$this->blnRenderedBodyTag = true;
			} else
				$strToReturn = '';
			QApplicationBase::$ProcessOutput = true;

			if ($this->strCssClass)
				$strFormAttributes .= ' class="' . $this->strCssClass . '"';

			// Setup Rendered HTML
			$strToReturn .= sprintf('<form method="post" id="%s" action="%s"%s>', $this->strFormId, QApplication::HtmlEntities(QApplication::$RequestUri), $strFormAttributes);
			$strToReturn .= "\r\n";

			// Include javascripts that need to be included
			foreach ($strJavaScriptArray as $strScript) {
				$strToReturn .= sprintf('<script type="text/javascript" src="%s/%s"></script>', __VIRTUAL_DIRECTORY__ . __JS_ASSETS__, $strScript);
				$strToReturn .= "\r\n";
			}

			// Include styles that need to be included
			foreach ($strStyleSheetArray as $strScript) {
				$strToReturn .= sprintf('<style type="text/css" media="all">@import "%s/%s";</style>', __VIRTUAL_DIRECTORY__ . __CSS_ASSETS__, $strScript);
				$strToReturn .= "\r\n";
			}

			// Perhaps a strFormModifiers as an array to
			// allow controls to update other parts of the form, like enctype, onsubmit, etc.

			// Return or Display
			if ($blnDisplayOutput) {
				print($strToReturn);
				return null;
			} else
				return $strToReturn;
		}

		/**
		 * Primarily used by RenderBegin and by RenderAjax
		 * Given a comma-delimited list of javascript files, this will return an array of file that NEED to still
		 * be included because (1) it hasn't yet been included and (2) it hasn't been specified to be "ignored".
		 * 
		 * This WILL update the internal $strIncludedJavaScriptFileArray array.
		 *
		 * @param string $strJavaScriptFileList
		 * @return string[] array of script files to include or NULL if none
		 */
		protected function ProcessJavaScriptList($strJavaScriptFileList) {
			$strArrayToReturn = array();

			// Is there a comma-delimited list of javascript files to include?
			if ($strJavaScriptFileList = trim($strJavaScriptFileList)) {
				$strScriptArray = explode(',', $strJavaScriptFileList);

				// Iterate through the list of JavaScriptFiles to Include...
				foreach ($strScriptArray as $strScript) {
					if ($strScript = trim($strScript)) {
						$blnIncludeFlag = true;

						// Do NOT include if it has already been included
						if (array_key_exists($strScript, $this->strIncludedJavaScriptFileArray))
							$blnIncludeFlag = false;

						// Do NOT include if it is _core and we are ignoring ALL _core AND this script is in _core
						if ((array_search('_core', $this->strIgnoreJavaScriptFileArray) !== false) &&
							(substr($strScript, 0, 5) == '_core'))
							$blnIncludeFlag = false;

						// Do NOT include if this script is in the IgnoreJavaScriptFileArray
						if (array_search($strScript, $this->strIgnoreJavaScriptFileArray) !== false)
							$blnIncludeFlag = false;

						// Process if we are including
						if ($blnIncludeFlag) {
							$strArrayToReturn[$strScript] = $strScript;
							$this->strIncludedJavaScriptFileArray[$strScript] = true;
						}
					}
				}
			}

			if (count($strArrayToReturn))
				return $strArrayToReturn;

			return null;
		}

		/**
		 * Primarily used by RenderBegin and by RenderAjax
		 * Given a comma-delimited list of stylesheet files, this will return an array of file that NEED to still
		 * be included because (1) it hasn't yet been included and (2) it hasn't been specified to be "ignored".
		 * 
		 * This WILL update the internal $strIncludedStyleSheetFileArray array.
		 *
		 * @param string $strStyleSheetFileList
		 * @return string[] array of stylesheet files to include or NULL if none
		 */
		protected function ProcessStyleSheetList($strStyleSheetFileList) {
			$strArrayToReturn = array();

			// Is there a comma-delimited list of StyleSheet files to include?
			if ($strStyleSheetFileList = trim($strStyleSheetFileList)) {
				$strScriptArray = explode(',', $strStyleSheetFileList);

				// Iterate through the list of StyleSheetFiles to Include...
				foreach ($strScriptArray as $strScript)
					if ($strScript = trim($strScript)) 

						// Include it if we're NOT ignoring it and it has NOT already been included
						if ((array_search($strScript, $this->strIgnoreStyleSheetFileArray) === false) &&
							!array_key_exists($strScript, $this->strIncludedStyleSheetFileArray)) {
							$strArrayToReturn[$strScript] = $strScript;
							$this->strIncludedStyleSheetFileArray[$strScript] = true;
						}
			}

			if (count($strArrayToReturn))
				return $strArrayToReturn;

			return null;
		}

		/**
		 * Returns whether or not this Form is being run due to a PostBack event (e.g. a ServerAction or AjaxAction)
		 * @return bool
		 */
		public function IsPostBack() {
			return ($this->strCallType != QCallType::None);
		}

		/**
		 * Will return an array of Strings which will show all the error and warning messages
		 * in all the controls in the form.
		 * 
		 * @param bool $blnErrorsOnly Show only the errors (otherwise, show both warnings and errors)
		 * @return string[] an array of strings representing the (multiple) errors and warnings
		 */
		public function GetErrorMessages($blnErrorsOnly = false) {
			$strToReturn = array();
			foreach ($this->GetAllControls() as $objControl) {
				if ($objControl->ValidationError)
					array_push($strToReturn, $objControl->ValidationError);
				if (!$blnErrorsOnly)
					if ($objControl->Warning)
						array_push($strToReturn, $objControl->Warning);
			}
			
			return $strToReturn;
		}

		/**
		 * Will return an array of QControls from the form which have either an error or warning message.
		 * 
		 * @param bool $blnErrorsOnly Return controls that have just errors (otherwise, show both warnings and errors)
		 * @return QControl[] an array of controls representing the (multiple) errors and warnings
		 */
		public function GetErrorControls($blnErrorsOnly = false) {
			$objToReturn = array();
			foreach ($this->GetAllControls() as $objControl) {
				if ($objControl->ValidationError)
					array_push($objToReturn, $objControl);
				else if (!$blnErrorsOnly)
					if ($objControl->Warning)
						array_push($objToReturn, $objControl);
			}

			return $objToReturn;
		}

		/**
		 * Allows you to set or clear custom attributes on the <form> tag, itself, e.g. things like
		 * autocomplete=false, etc.
		 * @param string $strName the name of the attribute
		 * @param string $strValue the value of the attribute, or NULL if you no longer want the attribute
		 * @return void
		 */
		public function SetCustomAttribute($strName, $strValue) {
			if (!is_null($strValue)) {
				$this->strFormAttributeArray[$strName] = $strValue;
			} else {
				$this->strFormAttributeArray[$strName] = null;
				unset($this->strFormAttributeArray[$strName]);
			}
		}

		/**
		 * Looks up the custom attribute by name, returning NULL if not set
		 * @param string $strName
		 * @return string
		 */
		public function GetCustomAttribute($strName) {
			if ((is_array($this->strFormAttributeArray)) && (array_key_exists($strName, $this->strFormAttributeArray)))
				return $this->strFormAttributeArray[$strName];
			else
				return null;
		}

		protected function RenderEnd($blnDisplayOutput = true) {
			// Ensure that RenderEnd() has not yet been called
			switch ($this->intFormStatus) {
				case QFormBase::FormStatusUnrendered:
					throw new QCallerException('$this->RenderBegin() was never called');
				case QFormBase::FormStatusRenderBegun:
					break;
				case QFormBase::FormStatusRenderEnded:
					throw new QCallerException('$this->RenderEnd() has already been called');
					break;
				default:
					throw new QCallerException('FormStatus is in an unknown status');
			}

			// Setup End Script
			$strEndScript = '';

			// First, call regC on all Controls
			$strControlIdToRegister = array();
			foreach ($this->GetAllControls() as $objControl)
				if ($objControl->Rendered)
					array_push($strControlIdToRegister, '"' . $objControl->ControlId . '"');
			if (count($strControlIdToRegister))
				$strEndScript .= sprintf('qc.regCA(new Array(%s)); ', implode(',', $strControlIdToRegister));

			// Next, run any GetEndScrips on Controls and Groupings
			foreach ($this->GetAllControls() as $objControl)
				if ($objControl->Rendered)
					$strEndScript .= $objControl->GetEndScript();
			foreach ($this->objGroupingArray as $objGrouping)
				$strEndScript .= $objGrouping->Render();

			// Run End Script Compressor
			$strEndScriptArray = explode('; ', $strEndScript);
			$strEndScriptCommands = array();
			foreach ($strEndScriptArray as $strEndScript)
				$strEndScriptCommands[trim($strEndScript)] = true;
			$strEndScript = implode('; ', array_keys($strEndScriptCommands));

			// Finally, add any application level js commands
			$strEndScript .= QApplication::RenderJavaScript(false);

			// Next, go through all controls and gather up any JS or CSS to run or Form Attributes to modify
			// due to dynamically created controls
			$strJavaScriptToAddArray = array();
			$strStyleSheetToAddArray = array();
			$strFormAttributeToModifyArray = array();

			foreach ($this->GetAllControls() as $objControl) {
				// Include any JavaScripts?  The control would have a
				// comma-delimited list of javascript files to include (if applicable)
				if ($strScriptArray = $this->ProcessJavaScriptList($objControl->JavaScripts))
					$strJavaScriptToAddArray = array_merge($strJavaScriptToAddArray, $strScriptArray);

				// Include any StyleSheets?  The control would have a
				// comma-delimited list of stylesheet files to include (if applicable)
				if ($strScriptArray = $this->ProcessStyleSheetList($objControl->StyleSheets))
					$strStyleSheetToAddArray = array_merge($strStyleSheetToAddArray, $strScriptArray);

				// Form Attributes?
				if ($objControl->FormAttributes) {
					foreach ($objControl->FormAttributes as $strKey=>$strValue) {
						if (!array_key_exists($strKey, $this->strFormAttributeArray)) {
							$this->strFormAttributeArray[$strKey] = $strValue;
							$strFormAttributeToModifyArray[$strKey] = $strValue;
						} else if ($this->strFormAttributeArray[$strKey] != $strValue) {
							$this->strFormAttributeArray[$strKey] = $strValue;
							$strFormAttributeToModifyArray[$strKey] = $strValue;
						}
					}
				}
			}

			// Finally, render the JS Commands to Execute

			// First, alter any <Form> settings that need to be altered
			foreach ($strFormAttributeToModifyArray as $strKey=>$strValue)
				$strEndScript .= sprintf('document.getElementById("%s").%s = "%s"; ', $this->strFormId, $strKey, $strValue);

			// Next, add any new CSS files that haven't yet been included to the end of the High Priority commands string
			foreach ($strStyleSheetToAddArray as $strScript)
				$strEndScript .= 'qc.loadStyleSheetFile("' . $strScript . '", "all"); ';

			// Next, add any new JS files that haven't yet been included to the BEGINNING of the High Priority commands string
			// (already rendered HP commands up to this point will be placed into the callback)
			foreach ($strJavaScriptToAddArray as $strScript) {
				if ($strEndScript)
					$strEndScript = 'qc.loadJavaScriptFile("' . $strScript . '", function() {' . $strEndScript . '}); ';
				else
					$strEndScript = 'qc.loadJavaScriptFile("' . $strScript . '", null); ';
			}

			// Setup qcodo includes path
			$strAssetsScript = sprintf('qc.regAL("%s", "%s", "%s", "%s");',
				__VIRTUAL_DIRECTORY__ . __JS_ASSETS__,
				__VIRTUAL_DIRECTORY__ . __PHP_ASSETS__,
				__VIRTUAL_DIRECTORY__ . __CSS_ASSETS__,
				__VIRTUAL_DIRECTORY__ . __IMAGE_ASSETS__);

			// Add a Hash Processor (if any and if applicable)
			if ($this->pxyUrlHashProxy && (QApplication::$RequestMode != QRequestMode::Ajax)) {
				$strEndScript .= sprintf('qc.regHP("%s", %s); ', $this->pxyUrlHashProxy->ControlId, $this->intUrlHashPollingInterval);
			}

			// Persist Controls (if applicable)
			foreach ($this->objPersistentControlArray as $objControl)
				$objControl->Persist();

			// Clone Myself
			$objForm = clone($this);

			// Create Final EndScript Script
			$strEndScript = sprintf("<script type=\"text/javascript\">\r\n/* Qcodo v%s */\r\nqcodo.registerForm(\"%s\", \"%s\");\r\n%s\r\n%s\r\n</script>", QCODO_VERSION, $this->strFormId, QForm::Serialize($objForm), $strAssetsScript, $strEndScript);

			// The Following "Hidden Form Variables" are no longer explicitly rendered in HTML, but are now
			// added to the DOM by the Qcodo JavaScript Library method qc.initialize():
			// * Qform__FormId
			// * Qform__FormState
			// * Qform__FormControl
			// * Qform__FormEvent
			// * Qform__FormParameter
			// * Qform__FormCallType
			// * Qform__FormUpdates
			// * Qform__FormCheckableControls

			// Render EndHtml
			$strToReturn = null;
			foreach ($this->GetAllControls() as $objControl)
				if ($objControl->Rendered)
					$strToReturn .= $objControl->GetEndHtml();
			$strToReturn .= "\n</form>";

			$strToReturn .= $strEndScript;

			if ($this->blnRenderedBodyTag)
				$strToReturn .= '</body>';

			// Update Form Status
			$this->intFormStatus = QFormBase::FormStatusRenderEnded;

			// Display or Return
			if ($blnDisplayOutput) {
				print($strToReturn);
				return null;
			} else
				return $strToReturn;
		}

		/**
		 * If the QForm should process the URL hash value after initial rendering, set the PHP method name (and parent object)
		 * to be called to process the hash on initial load.  Method specified should be an Event Handler, where the $strParameter
		 * passed in will be the value of the hash value (if any).  If no parent object is specified, this QForm will be assumed.
		 * @param string $strMethodName name of the event handling method to be called 
		 * @param Object $objParentControl optional object that contains the method
		 * @param integer $intUrlHashPollingInterval the interval (in ms) on how often the URL is reprocessed (optional, default is 250ms)
		 * @return void
		 */
		public function SetUrlHashProcessor($strMethodName, $objParentControl = null, $intUrlHashPollingInterval = 250) {
			// Causes a bug if we try and explicitly specify a QForm
			if ($objParentControl instanceof QForm)
				throw new QCallerException('Parent Control cannot be a QForm object.  If the method parent is this QForm, simply pass in null.');

			if (!$this->pxyUrlHashProxy)
				$this->pxyUrlHashProxy = new QControlProxy($this, 'pxyHashFor' . $this->strFormId);

			// Setup Values
			$this->intUrlHashPollingInterval = $intUrlHashPollingInterval;
			$this->strUrlHashMethod = $strMethodName;
			$this->objUrlHashParentObject = $objParentControl;

			// Setup the Control Proxy
			$this->pxyUrlHashProxy->RemoveAllActions(QClickEvent::EventName);
			$this->pxyUrlHashProxy->AddAction(new QClickEvent(), new QAjaxAction('UrlHashProxy_Process'));
		}

		protected function UrlHashProxy_Process($strFormId, $strControlId, $strParameter) {
			$this->strUrlHash = trim($strParameter);
			$objObject = ($this->objUrlHashParentObject) ? $this->objUrlHashParentObject : $this;
			$strMethod = $this->strUrlHashMethod;
			$objObject->$strMethod(); 
		}
		
		/**
		 * Stops polling of URL hash processor
		 * @return void
		 */
		public function ClearUrlHashProcessor() {
			if ($this->pxyUrlHashProxy) {
				QApplication::ExecuteJavaScript('qc.clrHP();');	
			}
		}

		/**
		 * Adds polling to the QForm
		 * @param string $strMethodName name of the event handling method to be called 
		 * @param object $objParentControl optional object that contains the method (uses the QForm if none is specified)
		 * @param integer $intPollingInterval the interval (in ms) the polling will occur (optional, default is 2500ms)
		 * @return void
		 */
		public function SetPollingProcessor($strMethodName, $objParentControl = null, $intPollingInterval = 2500) {
			if (!$this->pxyPollingProxy)
				$this->pxyPollingProxy = new QControlProxy($this, 'pxyPollingFor' . $this->strFormId);

			// Setup Values
			$this->intPollingInterval = $intPollingInterval;
			$this->strPollingMethod = $strMethodName;
			$this->objPollingParentObject = $objParentControl;

			// Setup the Control Proxy
			$this->pxyPollingProxy->RemoveAllActions(QClickEvent::EventName);
			$this->pxyPollingProxy->AddAction(new QClickEvent(), new QAjaxAction('Polling_Process'));

			// Make the JS Call
			QApplication::ExecuteJavascript(sprintf('qc.regPP("%s", %s);', $this->pxyPollingProxy->ControlId, $this->intPollingInterval));
		}

		protected function Polling_Process($strFormId, $strControlId, $strParameter) {
			if ($this->strPollingMethod) {
				$objObject = ($this->objPollingParentObject) ? $this->objPollingParentObject : $this;
				$strMethod = $this->strPollingMethod;
				$objObject->$strMethod();
				if ($this->strPollingMethod) QApplication::ExecuteJavascript(sprintf('qc.regPP("%s", %s);', $this->pxyPollingProxy->ControlId, $this->intPollingInterval));
			}
		}

		/**
		 * Returns whether or not Polling is currently active
		 * @return boolean
		 */
		public function IsPollingActive() {
			return (!is_null($this->strPollingMethod));
		}

		/**
		 * Stops polling of polling processor
		 * @return void
		 */
		public function ClearPollingProcessor() {
			$this->strPollingMethod = null;
			$this->objPollingParentObject = null;
		}
	}

	function __QForm_EvaluateTemplate_ObHandler($strBuffer) {
		return $strBuffer;
	}
?>