TWebAppComponents Members

The following tables list the members exposed by TWebAppComponents.

	Name	Description
	FComponentStyle	FComponentStyle is the field of the ComponentStyle read-only property.

Protected Methods

	Name	Description
	_AddRef	Called when an application uses a component interface.
	_Release	Called when an application releases a component interface.
	Access_Request	Returns the value of the Access_Request property.
	Access_Response	Returns the value of the Access_Response property.
	AssignTo	Copies the properties of an object to a destination object.
	ChangeName	Sets the private, internal storage for the Name property to the string passed in NewName.
	CreateContext	Creates the Web context for the current request message.
	CreateContext	Creates the Web context for the current request message.
	DefineProperties	Designates methods for storing an object's unpublished data on a stream such as a form file.
	DefineProperties	Provides an interface for a method that reads and writes otherwise unpublished data.
	DoAfterDispatch	Generates an OnAfterDispatch event.
	DoBeforeDispatch	Generates an OnBeforeDispatch event.
	DoneModule	Performs any final tasks before deactivating a Web module.
	FinishContext	Performs any final tasks after the WebSnap application has finished processing a request.
	GetAdapterDispatcher	Returns the value of the AdapterDispatcher property.
	GetChildOwner	Returns the owner of a child component being read from a stream.
	GetChildParent	Returns the parent, or if there is no parent, returns the owner of a child component being read from a stream.
	GetChildren	Enumerates all child components.
	GetExceptionHandler	Returns the object that handles exceptions that arise in the WebSnap application.
	GetIDsOfNames	Maps a single member and an optional set of argument names to a corresponding set of integer dispatch identifiers (dispIDs).
	GetLocateFileService	Returns the value of the LocateFileService property.
	GetOwner	Returns the owner of a component.
	GetOwner	Returns the owner of an object.
	GetPageDispatcher	Returns the value of the PageDispatcher property.
	GetTypeInfo	Retrieves the type information for an object.
	GetTypeInfoCount	Returns the number of type information interfaces that an object provides (either 0 or 1).
	GetWebApplicationInfo	Returns the value of the ApplicationAdapter property.
	GetWebEndUser	Returns the value of the EndUserAdapter property.
	GetWebUserList	Returns the value of the UserListService property.
	HandleException	Responds to any exceptions not caught by the WebSnap application.
	HandleRequest	Directs the processing of the current request message.
	ImplFinishContext	Provides the underlying implementation of the FinishContext method.
	ImplFinishContext	Provides the underlying implementation of the FinishContext method.
	ImplHandleException	Provides the underlying implementation of the HandleException method.
	ImplHandleException	Provides the underlying implementation of the HandleException method.
	ImplHandleRequest	Provides the underlying implementation for the HandleRequest method.
	ImplHandleRequest	Provides the underlying implementation for the HandleRequest method.
	ImplInitContext	Provides the underlying implementation for the InitContext method.
	ImplInitContext	Provides the underlying implementation for the InitContext method.
	InitContext	Creates and initializes the Web context for the current Web request.
	InitModule	Initializes a Web module before the WebSnap application uses it to handle the current request.
	InitModule	Initializes a Web module before the WebSnap application uses it to handle the current request.
	InitModules	Initializes all the currently active Web modules.
	InitModules	Initializes all the currently active Web modules.
	Invoke	Provides access to Automation properties and methods when the component wraps an Automation object.
	ListRequestHandlers	Fills an interface list with the interfaces of all dispatcher components in the WebSnap application.
	Loaded	Initializes the component after the form file has been read into memory.
	ModuleAdded	Initializes a Web module when it is activated while processing the current request.
	Notification	Forwards notification messages to all owned components.
	Notification	Updates the TCustomWebAppComponents properties when components are added to or removed from the application.
	PaletteCreated	Responds when the component is created from the component palette.
	QueryInterface	Returns a reference to a specified interface if the object supports that interface.
	ReadState	Reads the state of the component.
	SetAncestor	Clears or sets csAncestor state in the component's ComponentState property.
	SetChildOrder	Sets the visual ordering of a child control.
	SetDesigning	Ensures that components inserted at design time have their design-mode flag set.
	SetDesignInstance	Ensures that components inserted at design time have their design-mode flag set.
	SetInline	Sets the csInline bit of the component's ComponentState property
	SetName	Sets the value of the Name property.
	SetParentComponent	Sets the parent component.
	Updated	Clears the csUpdating state in the component's ComponentState property when the component finishes updating.
	UpdateRegistry	Provides the interface for a method that adds type library and version information to the Registry on components that implement COM interfaces.
	Updating	Sets the csUpdating state in the component's ComponentState property.
	ValidateContainer	Determines whether an object can be inserted into a container.
	ValidateInsert	Provides the interface for a method that validates an child component before it is inserted.
	ValidateRename	Ensures that renaming an owned component does not create name conflict.
	WriteState	Writes the state of the component.

Protected Properties

	Name	Description
	Request	Provides access to the current request object.
	Response	Provides access to the current response object.
	WebModules	Lists the Web modules available in the WebSnap application.

Public Methods

	Name	Description
	_AddRef	Increments the reference count for this interface.
	_Release	Decrements the reference count for this interface.
	AfterConstruction	Responds after the last constructor has executed.
	Assign	Copies the contents of another, similar object.
	BeforeDestruction	Performs any necessary actions before the first destructor is called.
	BeforeDestruction	Responds before the first destructor executes.
	ClassInfo	Returns a pointer to the runtime type information (RTTI) table for the object type.
	ClassName	Returns a string indicating the type of the object instance (as opposed to the type of the variable passed as an argument).
	ClassNameIs	Determines whether an object is of a specific type.
	ClassParent	Returns the type of the immediate ancestor of a class.
	ClassType	Returns the class reference for the object's class.
	CleanupInstance	Performs finalization on long strings, variants, and interface variables within a class.
	Create	Allocates memory and constructs a safely initialized instance of a component.
	Create	Constructs an object and initializes its data before the object is first used.
	DefaultHandler	Provides the interface for a method that processes message records.
	Destroy	Disposes of the component and its owned components.
	Destroy	Destroys the TPersistent instance and frees its memory.
	Destroy	Disposes of an object instance.
	DestroyComponents	Destroys all owned components.
	Destroying	Indicates that the component and its owned components are about to be destroyed.
	Dispatch	Calls message-handling methods for the object, based on the contents of the Message parameter.
	Equals	Checks if the current instance and the parameter are equal.
	ExecuteAction	Executes an action.
	FieldAddress	This is the overview for the FieldAddress method overload.
	FindComponent	Indicates whether a given component is owned by the component.
	FinishContext	Performs any final tasks after the WebSnap application has finished processing a request.
	Free	Destroys an object and frees its associated memory, if necessary.
	FreeInstance	Deallocates memory allocated by a previous call to the System::TObject::NewInstance method.
	FreeNotification	Ensures that AComponent is notified that the component is going to be destroyed.
	FreeOnRelease	Frees the interface reference for components that were created from COM classes.
	GetAdapterDispatcher	This is GetAdapterDispatcher, a member of class IGetWebAppComponents.
	GetComponent	Returns a reference to the component associated by the implementing class.
	GetEnumerator	Returns a TComponent enumerator.
	GetExceptionHandler	Returns the object that handles exceptions that arise in the WebSnap application.
	GetHashCode	Returns an integer containing the hash code.
	GetInterface	Retrieves a specified interface.
	GetInterfaceEntry	Returns the entry for a specific interface implemented in a class.
	GetInterfaceTable	Returns a pointer to a structure containing all of the interfaces implemented by a given class.
	GetLocateFileService	This is GetLocateFileService, a member of class IGetLocateFileService.
	GetLocateFileService	This is GetLocateFileService, a member of class IGetWebAppComponents.
	GetNamePath	Returns a string used by the Object Inspector.
	GetNamePath	Returns the name of the object as it appears in the Object Inspector.
	GetPageDispatcher	This is GetPageDispatcher, a member of class IGetWebAppComponents.
	GetParentComponent	Returns the containing Component.
	GetWebApplicationInfo	This is GetWebApplicationInfo, a member of class IGetWebAppComponents.
	GetWebEndUser	This is GetWebEndUser, a member of class IGetWebAppComponents.
	GetWebUserList	This is GetWebUserList, a member of class IGetWebAppComponents.
	HandleException	This is HandleException, a member of class IWebExceptionHandler.
	HandleRequest	Directs the processing of the current request message.
	HasParent	Verifies whether the component has a parent.
	InheritsFrom	Determines the relationship of two object types.
	InitContext	Creates and initializes the Web context for the current Web request.
	InitInstance	Initializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer.
	InsertComponent	Establishes the component as the owner of a specified component.
	InstanceSize	Returns the size in bytes of each instance of the object type.
	IsImplementorOf	Indicates whether the component implements a specified interface.
	MethodAddress	This is the overview for the MethodAddress method overload.
	MethodName	Returns the name of a class method by address.
	NewInstance	Allocates memory for an instance of an object type and returns a pointer to that new instance.
	QueryInterface	Returns a reference to a specified interface if the object supports that interface.
	ReferenceInterface	Establishes or removes internal links that cause this component to be notified when the implementer of a specified interface is destroyed.
	RemoveComponent	Removes a specified component specified from the component's Components list.
	RemoveFreeNotification	Disables destruction notification that was enabled by FreeNotification
	Request	Returns the Web request object for the HTTP request message to which the application is responding.
	Response	Returns the Web response object for the HTTP response message that the application is assembling.
	SafeCallException	Handles exceptions in methods declared using the safecall calling convention.
	SafeCallException	Handles exceptions in methods declared using the safecall calling convention.
	SetSubComponent	Identifies whether the component is a subcomponent.
	ToString	Returns a string containing the class name.
	UnitName	Returns a string containing the unit name.
	UpdateAction	Updates the state of an action.

Public Properties

	Name	Description
	ComObject	Specifies the interface reference implemented by the component.
	ComponentCount	Indicates the number of components owned by the component.
	ComponentIndex	Indicates the position of the component in its owner's Components property array.
	Components	Lists all components owned by the component.
	ComponentState	Describes the current state of the component, indicating when a component needs to avoid certain actions.
	ComponentStyle	Governs the behavior of the component.
	DesignInfo	Contains information used by the Form designer.
	ExceptionHandler	Indicates the object that handles exceptions that arise when processing a request message.
	Owner	Indicates the component that is responsible for streaming and freeing this component.
	VCLComObject	Represents information used internally by components that support COM.
	WebApplicationInfo	This is WebApplicationInfo, a member of class IGetWebAppComponents.
	WebEndUser	This is WebEndUser, a member of class IGetWebAppComponents.

Published Events

	Name	Description
	OnAfterDispatch	Occurs after the WebSnap application generates the content of a response message.
	OnBeforeDispatch	Occurs before TMultiModuleWebAppServices passes an HTTP request onto the other components in the application for processing.
	OnException	Occurs when an exception escapes all try blocks in the WebSnap application.

Published Properties

	Name	Description
	AdapterDispatcher	Provides access to the current adapter dispatcher object.
	ApplicationAdapter	Provides access to the application adapter.
	DispatchActions	Provides access to an action-based Web dispatcher.
	EndUserAdapter	Provides access to an end-user adapter.
	LocateFileService	Provides access to the file location service.
	Name	Specifies the name of the component as referenced in code.
	PageDispatcher	Provides access to the current page dispatcher object.
	Sessions	Provides access to the sessions service.
	Tag	Stores an integer value as part of a component.
	UserListService	Provides access to the file location service.

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