Class TPage

Description

TPage class

  • since: 3.0
  • version: $Id: TPage.php 2248 2007-09-26 16:41:41Z xue $
  • author: Qiang Xue <qiang.xue@gmail.com>

Located in /Web/UI/TPage.php (line 29)

TComponent
   |
   --TApplicationComponent
      |
      --TControl
         |
         --TCompositeControl
            |
            --TTemplateControl
               |
               --TPage
Class Constant Summary
 FIELD_CALLBACK_PARAMETER = 'PRADO_CALLBACK_PARAMETER'
 FIELD_CALLBACK_TARGET = 'PRADO_CALLBACK_TARGET'
 FIELD_LASTFOCUS = 'PRADO_LASTFOCUS'
 FIELD_PAGESTATE = 'PRADO_PAGESTATE'
 FIELD_POSTBACK_PARAMETER = 'PRADO_POSTBACK_PARAMETER'
 FIELD_POSTBACK_TARGET = 'PRADO_POSTBACK_TARGET'
Method Summary
void applyControlSkin (TControl $control)
void applyControlStyleSheet (TControl $control)
void beginFormRender (mixed $writer)
void endFormRender (mixed $writer)
void ensureRenderInForm (TControl $control)
TPage __construct ()
string getClientState ()
boolean getIsCallback ()
boolean getIsPostBack ()
boolean getIsValid ()
string getPagePath ()
string getTitle ()
TList getValidators ([string $validationGroup = null])
boolean isSystemPostField (string $field)
void loadPageState ()
void loadState ()
void onInitComplete (mixed $param)
void onLoadComplete (mixed $param)
void onPreInit (mixed $param)
void onPreLoad (mixed $param)
void onPreRenderComplete (mixed $param)
void onSaveStateComplete (mixed $param)
void processCallbackRequest (mixed $writer)
void processNormalRequest (mixed $writer)
void processPostBackRequest (mixed $writer)
void processPostData (TMap $postData, boolean $beforeLoad)
void registerCachingAction (string $context, string $funcName, array $funcParams)
void registerPostDataLoader (TControl $control)
void run (THtmlTextWriter $writer)
void savePageState ()
void saveState ()
void setCallbackEventParameter (mixed $value)
void setCallbackEventTarget (TControl $control)
void setClientState (string $state)
void setClientSupportsJavaScript (boolean $value)
void setEnableStateEncryption (boolean $value)
void setEnableStateValidation (boolean $value)
void setFocus (TControl|string $value)
void setForm (TForm $form)
void setHead (THead $value)
void setPagePath (string $value)
void setPostBackEventParameter (string $value)
void setPostBackEventTarget (TControl $control)
void setStatePersisterClass (string $value)
void setStyleSheetTheme (string|TTheme $value)
void setTheme (string|TTheme $value)
void setTitle (string $value)
void validate ([string $validationGroup = null])
Methods
applyControlSkin (line 556)

Applies a skin in the current theme to a control.

This method should only be used by framework developers.

  • access: public
void applyControlSkin (TControl $control)
  • TControl $control: a control to be applied skin with
applyControlStyleSheet (line 567)

Applies a stylesheet skin in the current theme to a control.

This method should only be used by framework developers.

  • access: public
void applyControlStyleSheet (TControl $control)
  • TControl $control: a control to be applied stylesheet skin with
beginFormRender (line 926)
  • access: public
void beginFormRender (mixed $writer)
endFormRender (line 938)
  • access: public
void endFormRender (mixed $writer)
ensureRenderInForm (line 917)

Ensures the control is rendered within a form.

  • access: public
  • throws: TConfigurationException if the control is outside of the form
void ensureRenderInForm (TControl $control)
  • TControl $control: the control to be rendered
Constructor __construct (line 170)

Constructor.

Sets the page object to itself. Derived classes must call parent implementation.

  • access: public
TPage __construct ()

Redefinition of:
TControl::__construct()
Constructor.
getCachingStack (line 1155)
TStack getCachingStack ()
getCallbackClient (line 345)

Gets the callback client script handler that allows javascript functions to be executed during the callback response.

  • return: interface to client-side javascript code.
  • access: public
TCallbackClientScript getCallbackClient ()
getCallbackEventParameter (line 384)

Callback parameter is decoded assuming JSON encoding.

  • return: callback event parameter
  • access: public
string getCallbackEventParameter ()
getCallbackEventTarget (line 366)
  • return: the control responsible for the current callback event, null if nonexistent
  • access: public
TControl getCallbackEventTarget ()
getClientScript (line 576)
  • return: client script manager
  • access: public
TClientScriptManager getClientScript ()
getClientState (line 1032)

Returns the state to be stored on the client side.

This method should only be used by framework and control developers.

  • return: the state to be stored on the client side
  • access: public
string getClientState ()
getClientSupportsJavaScript (line 965)
  • return: whether client supports javascript. Defaults to true.
  • access: public
boolean getClientSupportsJavaScript ()
getEnableStateEncryption (line 1105)
  • return: whether page state should be encrypted. Defaults to false.
  • access: public
boolean getEnableStateEncryption ()
getEnableStateValidation (line 1089)
  • return: whether page state should be HMAC validated. Defaults to true.
  • access: public
boolean getEnableStateValidation ()
getForm (line 421)
  • return: the form on the page
  • access: public
TForm getForm ()
getHead (line 981)
  • return: page head, null if not available
  • access: public
THead getHead ()
getIsCallback (line 718)
  • return: whether this is a callback request
  • access: public
boolean getIsCallback ()
getIsLoadingPostData (line 887)
  • return: true if loading post data.
  • access: public
boolean getIsLoadingPostData ()
getIsPostBack (line 710)
  • return: whether the current page request is a postback
  • access: public
boolean getIsPostBack ()
getIsValid (line 496)

Returns whether user input is valid or not.

This method must be invoked after validate is called.

  • return: whether the user input is valid or not.
  • access: public
  • throws: TInvalidOperationException if validate is not invoked yet.
boolean getIsValid ()
getPagePath (line 1121)
  • return: the requested page path for this page
  • access: public
string getPagePath ()
getPostBackEventParameter (line 817)
  • return: postback event parameter
  • access: public
string getPostBackEventParameter ()
getPostBackEventTarget (line 794)
  • return: the control responsible for the current postback event, null if nonexistent
  • access: public
TControl getPostBackEventTarget ()
getPostDataLoaders (line 413)

Get a list of IDs of controls that are enabled and require post data.

  • return: list of IDs implementing IPostBackDataHandler
  • access: public
array getPostDataLoaders ()
getRequestClientState (line 1050)
  • return: the state postback from client side
  • access: public
string getRequestClientState ()
getStatePersister (line 1074)
  • return: page state persister
  • access: public
IPageStatePersister getStatePersister ()
getStatePersisterClass (line 1058)
  • return: class name of the page state persister. Defaults to TPageStatePersister.
  • access: public
string getStatePersisterClass ()
getStyleSheetTheme (line 535)
  • return: the stylesheet theme used for the page. Defaults to null.
  • access: public
TTheme getStyleSheetTheme ()
getTheme (line 515)
  • return: the theme used for the page. Defaults to null.
  • access: public
TTheme getTheme ()
getTitle (line 1005)
  • return: page title.
  • access: public
string getTitle ()
getValidators (line 446)

Returns a list of registered validators.

If validation group is specified, only the validators in that group will be returned.

  • return: registered validators in the requested group. If the group is null, all validators will be returned.
  • access: public
TList getValidators ([string $validationGroup = null])
  • string $validationGroup: validation group
isSystemPostField (line 769)
  • return: whether the specified field is a system field in postback data
  • access: protected
boolean isSystemPostField (string $field)
  • string $field: the field name
loadPageState (line 748)

Loads page state from persistent storage.

  • access: protected
void loadPageState ()
loadState (line 739)

This method is invoked right after the control has loaded its state.

You can override this method to initialize data from the control state. Parent implementation must be invoked.

  • access: public
void loadState ()

Redefinition of:
TControl::loadState()
This method is invoked right after the control has loaded its state.
onInitComplete (line 605)

Raises OnInitComplete event.

This method is invoked right after OnInit stage and before OnLoad stage. You may override this method to provide additional initialization that should be done after OnInit. Remember to call the parent implementation to ensure OnInitComplete event is raised.

  • access: public
void onInitComplete (mixed $param)
  • mixed $param: event parameter
onLoadComplete (line 631)

Raises OnLoadComplete event.

This method is invoked right after OnLoad stage. You may override this method to provide additional page loading logic that should be done after OnLoad. Remember to call the parent implementation to ensure OnLoadComplete event is raised.

  • access: public
void onLoadComplete (mixed $param)
  • mixed $param: event parameter
onPreInit (line 592)

Raises OnPreInit event.

This method is invoked right before OnInit stage. You may override this method to provide additional initialization that should be done before OnInit (e.g. setting Theme or StyleSheetTheme). Remember to call the parent implementation to ensure OnPreInit event is raised.

  • access: public
void onPreInit (mixed $param)
  • mixed $param: event parameter
onPreLoad (line 618)

Raises OnPreLoad event.

This method is invoked right before OnLoad stage. You may override this method to provide additional page loading logic that should be done before OnLoad. Remember to call the parent implementation to ensure OnPreLoad event is raised.

  • access: public
void onPreLoad (mixed $param)
  • mixed $param: event parameter
onPreRenderComplete (line 644)

Raises OnPreRenderComplete event.

This method is invoked right after OnPreRender stage. You may override this method to provide additional preparation for page rendering that should be done after OnPreRender. Remember to call the parent implementation to ensure OnPreRenderComplete event is raised.

  • access: public
void onPreRenderComplete (mixed $param)
  • mixed $param: event parameter
onSaveStateComplete (line 691)

Raises OnSaveStateComplete event.

This method is invoked right after onSaveState stage. You may override this method to provide additional logic after page state is saved. Remember to call the parent implementation to ensure OnSaveStateComplete event is raised.

  • access: public
void onSaveStateComplete (mixed $param)
  • mixed $param: event parameter
processCallbackRequest (line 279)

Sets Adapter to TActivePageAdapter and calls apter to process the callback request.

  • access: protected
void processCallbackRequest (mixed $writer)
processNormalRequest (line 196)
  • access: protected
void processNormalRequest (mixed $writer)
processPostBackRequest (line 230)
  • access: protected
void processPostBackRequest (mixed $writer)
processPostData (line 840)

Processes post data.

  • access: protected
void processPostData (TMap $postData, boolean $beforeLoad)
  • TMap $postData: post data to be processed
  • boolean $beforeLoad: whether this method is invoked before OnLoad.
registerCachingAction (line 1143)

Registers an action associated with the content being cached.

The registered action will be replayed if the content stored in the cache is served to end-users.

  • access: public
void registerCachingAction (string $context, string $funcName, array $funcParams)
  • string $context: context of the action method. This is a property-path referring to the context object (e.g. Page, Page.ClientScript).
  • string $funcName: method name of the context object
  • array $funcParams: list of parameters to be passed to the action method
registerPostDataLoader (line 403)

Register post data loaders for Callback to collect post data.

This method should only be called by framework developers.

  • access: public
  • see: TControl::preRenderRecursive();
void registerPostDataLoader (TControl $control)
  • TControl $control: control that requires post data.
registerRequiresPostData (line 781)

Registers a control for loading post data in the next postback.

This method needs to be invoked if the control to load post data may not have a post variable in some cases. For example, a checkbox, if not checked, will not have a post value.

  • access: public
void registerRequiresPostData (TControl $control)
  • TControl $control: control registered for loading post data
run (line 180)

Runs through the page lifecycles.

  • access: public
void run (THtmlTextWriter $writer)
  • THtmlTextWriter $writer: the HTML writer
savePageState (line 758)

Saves page state from persistent storage.

  • access: protected
void savePageState ()
saveState (line 728)

This method is invoked when control state is to be saved.

You can override this method to do last step state saving. Parent implementation must be invoked.

  • access: public
void saveState ()

Redefinition of:
TControl::saveState()
This method is invoked when control state is to be saved.
setCallbackClient (line 357)

Set a new callback client handler.

  • access: public
void setCallbackClient (TCallbackClientScript $client)
setCallbackEventParameter (line 392)
  • access: public
void setCallbackEventParameter (mixed $value)
  • mixed $value: callback event parameter
setCallbackEventTarget (line 375)

Registers a control to raise callback event in the current request.

  • access: public
void setCallbackEventTarget (TControl $control)
  • TControl $control: control registered to raise callback event.
setClientState (line 1042)

Sets the state to be stored on the client side.

This method should only be used by framework and control developers.

  • access: public
void setClientState (string $state)
  • string $state: the state to be stored on the client side
setClientSupportsJavaScript (line 973)
  • access: public
void setClientSupportsJavaScript (boolean $value)
  • boolean $value: whether client supports javascript. If false, javascript will not be generated for controls.
setEnableStateEncryption (line 1113)
  • access: public
void setEnableStateEncryption (boolean $value)
  • boolean $value: whether page state should be encrypted.
setEnableStateValidation (line 1097)
  • access: public
void setEnableStateValidation (boolean $value)
  • boolean $value: whether page state should be HMAC validated.
setFocus (line 957)

Sets input focus on a control after the page is rendered to users.

  • access: public
void setFocus (TControl|string $value)
  • TControl|string $value: control to receive focus, or the ID of the element on the page to receive focus
setForm (line 432)

Registers a TForm instance to the page.

Note, a page can contain at most one TForm instance.

  • access: public
  • throws: TInvalidOperationException if this method is invoked twice or more.
void setForm (TForm $form)
  • TForm $form: the form on the page
setHead (line 990)
  • access: public
  • throws: TInvalidOperationException if a head already exists
void setHead (THead $value)
  • THead $value: page head
setPagePath (line 1129)
  • access: public
void setPagePath (string $value)
  • string $value: the requested page path for this page
setPostBackEventParameter (line 830)
  • access: public
void setPostBackEventParameter (string $value)
  • string $value: postback event parameter
setPostBackEventTarget (line 809)

Registers a control to raise postback event in the current request.

  • access: public
void setPostBackEventTarget (TControl $control)
  • TControl $control: control registered to raise postback event.
setStatePersisterClass (line 1066)
  • access: public
void setStatePersisterClass (string $value)
  • string $value: class name of the page state persister.
setStyleSheetTheme (line 546)

Sets the stylesheet theme to be used for the page.

  • access: public
void setStyleSheetTheme (string|TTheme $value)
  • string|TTheme $value: the stylesheet theme name or the stylesheet theme object to be used for the page.
setTheme (line 526)

Sets the theme to be used for the page.

  • access: public
void setTheme (string|TTheme $value)
  • string|TTheme $value: the theme name or the theme object to be used for the page.
setTitle (line 1019)

Sets the page title.

Note, a THead control needs to place on the page in order that this title be rendered.

  • access: public
void setTitle (string $value)
  • string $value: page title. This will override the title set in Head.
validate (line 468)

Performs input validation.

This method will invoke the registered validators to perform the actual validation. If validation group is specified, only the validators in that group will be invoked.

  • access: public
void validate ([string $validationGroup = null])
  • string $validationGroup: validation group. If null, all validators will perform validation.

Inherited Methods

Inherited From TTemplateControl

TTemplateControl::createChildControls()
TTemplateControl::getIsSourceTemplateControl()
TTemplateControl::getMaster()
TTemplateControl::getMasterClass()
TTemplateControl::getTemplate()
TTemplateControl::getTemplateDirectory()
TTemplateControl::initRecursive()
TTemplateControl::injectContent()
TTemplateControl::loadTemplate()
TTemplateControl::registerContent()
TTemplateControl::registerContentPlaceHolder()
TTemplateControl::setMasterClass()
TTemplateControl::setTemplate()

Inherited From TCompositeControl

TCompositeControl::initRecursive()

Inherited From TControl

TControl::__construct()
TControl::addedControl()
TControl::addParsedObject()
TControl::addToPostDataLoader()
TControl::applyStyleSheetSkin()
TControl::autoBindProperty()
TControl::autoDataBindProperties()
TControl::bindProperty()
TControl::broadcastEvent()
TControl::bubbleEvent()
TControl::clearChildState()
TControl::clearControlState()
TControl::clearNamingContainer()
TControl::clearViewState()
TControl::convertUniqueIdToClientId()
TControl::createChildControls()
TControl::createControlCollection()
TControl::dataBind()
TControl::dataBindChildren()
TControl::dataBindProperties()
TControl::ensureChildControls()
TControl::findControl()
TControl::findControlsByID()
TControl::findControlsByType()
TControl::focus()
TControl::getAdapter()
TControl::getAllowChildControls()
TControl::getAttribute()
TControl::getAttributes()
TControl::getChildControlsCreated()
TControl::getClientID()
TControl::getControls()
TControl::getControlStage()
TControl::getControlState()
TControl::getCustomData()
TControl::getEnabled()
TControl::getEnableTheming()
TControl::getEnableViewState()
TControl::getHasAdapter()
TControl::getHasAttributes()
TControl::getHasChildInitialized()
TControl::getHasControls()
TControl::getHasInitialized()
TControl::getHasLoaded()
TControl::getHasLoadedPostData()
TControl::getHasPreRendered()
TControl::getID()
TControl::getNamingContainer()
TControl::getPage()
TControl::getParent()
TControl::getRegisteredObject()
TControl::getSkinID()
TControl::getSourceTemplateControl()
TControl::getTemplateControl()
TControl::getUniqueID()
TControl::getViewState()
TControl::getVisible()
TControl::hasAttribute()
TControl::initRecursive()
TControl::isDescendentOf()
TControl::isObjectRegistered()
TControl::loadRecursive()
TControl::loadState()
TControl::loadStateRecursive()
TControl::onDataBinding()
TControl::onInit()
TControl::onLoad()
TControl::onPreRender()
TControl::onUnload()
TControl::preRenderRecursive()
TControl::raiseBubbleEvent()
TControl::registerObject()
TControl::removeAttribute()
TControl::removedControl()
TControl::render()
TControl::renderChildren()
TControl::renderControl()
TControl::saveState()
TControl::saveStateRecursive()
TControl::setAdapter()
TControl::setAttribute()
TControl::setChildControlsCreated()
TControl::setControlStage()
TControl::setControlState()
TControl::setCustomData()
TControl::setEnabled()
TControl::setEnableTheming()
TControl::setEnableViewState()
TControl::setID()
TControl::setPage()
TControl::setSkinID()
TControl::setTemplateControl()
TControl::setViewState()
TControl::setVisible()
TControl::trackViewState()
TControl::traverseChildControls()
TControl::unbindProperty()
TControl::unloadRecursive()
TControl::unregisterObject()
TControl::__get()

Inherited From TApplicationComponent

TApplicationComponent::getApplication()
TApplicationComponent::getRequest()
TApplicationComponent::getResponse()
TApplicationComponent::getService()
TApplicationComponent::getSession()
TApplicationComponent::getUser()
TApplicationComponent::publishAsset()
TApplicationComponent::publishFilePath()

Inherited From TComponent

TComponent::addParsedObject()
TComponent::attachEventHandler()
TComponent::canGetProperty()
TComponent::canSetProperty()
TComponent::createdOnTemplate()
TComponent::detachEventHandler()
TComponent::evaluateExpression()
TComponent::evaluateStatements()
TComponent::getEventHandlers()
TComponent::getSubProperty()
TComponent::hasEvent()
TComponent::hasEventHandler()
TComponent::hasProperty()
TComponent::raiseEvent()
TComponent::setSubProperty()
TComponent::__get()
TComponent::__set()
Class Constants

Documentation generated on Sun, 30 Sep 2007 19:16:51 -0400 by phpDocumentor 1.3.0RC4