TDdeClientConv Members

The following tables list the members exposed by TDdeClientConv.

	Name	Description
	FComponentStyle	This is FComponentStyle, a member of class TComponent.

Protected Methods

	Name	Description
	_AddRef	Called when an application uses a component interface.
	_Release	Called when an application releases a component interface.
	AssignTo	Copies the properties of an object to a destination object.
	ChangeLink	This is ChangeLink, a member of class TDdeClientConv.
	ChangeName	Sets the private, internal storage for the Name property to the string passed in NewName.
	ClearItems	This is ClearItems, a member of class TDdeClientConv.
	Close	This is Close, a member of class TDdeClientConv.
	CreateDdeConv	This is CreateDdeConv, a member of class TDdeClientConv.
	DefineProperties	Designates methods for storing an object's unpublished data on a stream such as a form file.
	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	This is GetChildren, a member of class TComponent.
	GetCliItemByCtrl	This is GetCliItemByCtrl, a member of class TDdeClientConv.
	GetCliItemByName	This is GetCliItemByName, a member of class TDdeClientConv.
	GetIDsOfNames	Maps a single member and an optional set of argument names to a corresponding set of integer dispatch identifiers (dispIDs).
	GetOwner	Returns the owner of a component.
	GetOwner	Returns the owner of an object.
	GetTypeInfo	Retrieves the type information for an object.
	GetTypeInfoCount	Returns the number of type information interfaces that an object provides (either 0 or 1).
	Invoke	Provides access to Automation properties and methods when the component wraps an Automation object.
	Loaded	Initializes the component after the form file has been read into memory.
	Notification	Forwards notification messages to all owned components.
	OnAttach	This is OnAttach, a member of class TDdeClientConv.
	OnDetach	This is OnDetach, a member of class TDdeClientConv.
	OnSetItem	This is OnSetItem, a member of class TDdeClientConv.
	Open	This is Open, a member of class TDdeClientConv.
	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.
	ReadLinkInfo	This is ReadLinkInfo, a member of class TDdeClientConv.
	ReadState	This is ReadState, a member of class TComponent.
	SetAncestor	This is SetAncestor, a member of class TComponent.
	SetChildOrder	This is SetChildOrder, a member of class TComponent.
	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	This is SetParentComponent, a member of class TComponent.
	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.
	WriteLinkInfo	This is WriteLinkInfo, a member of class TDdeClientConv.
	WriteState	This is WriteState, a member of class TComponent.

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.
	CloseLink	Terminates an ongoing DDE conversation.
	Create	Creates an instance of TDdeClientConv.
	DefaultHandler	Provides the interface for a method that processes message records.
	Destroy	Destroys an instance of TDdeClientConv.
	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.
	ExecuteAction	This is ExecuteAction, a member of class TComponent.
	ExecuteMacro	Sends a macro command string to the DDE server application.
	ExecuteMacroLines	Sends a list of several macro commands to a DDE server application.
	FieldAddress	Returns the address of a published object field.
	FindComponent	Indicates whether a given component is owned by the component.
	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.
	GetComponent	Returns a reference to the component associated by the implementing class.
	GetEnumerator	Returns a TComponent enumerator.
	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.
	GetNamePath	Returns a string used by the Object Inspector.
	GetNamePath	Returns the name of the object as it appears in the Object Inspector.
	GetParentComponent	Returns the containing Component.
	HasParent	This is HasParent, a member of class TComponent.
	InheritsFrom	Determines the relationship of two object types.
	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 MethodAddress, a member of class TObject.
	MethodName	This is MethodName, a member of class TObject.
	NewInstance	Allocates memory for an instance of an object type and returns a pointer to that new instance.
	OpenLink	Initiates a new DDE conversation.
	PasteLink	Opens a DDE conversation with the current Clipboard object.
	PokeData	Sends data to a DDE server application.
	PokeDataLines	Sends multiple lines of data to a DDE server application.
	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
	RequestData	Requests data from a DDE server.
	SafeCallException	Handles exceptions in methods declared using the safecall calling convention.
	SafeCallException	Handles exceptions in methods declared using the safecall calling convention.
	SetLink	Specifies the service and topic of a DDE conversation and attempts to open the link if ConnectMode is ddeAutomatic.
	SetSubComponent	Identifies whether the component is a subcomponent.
	StartAdvise	Starts an advise loop for all of the TDdeClientItems associated with the current DDE conversation.
	UpdateAction	This is UpdateAction, a member of class TComponent.

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.
	Conv	Indicates the handle for the current DDE conversation.
	DataMode	Governs whether portions of the DDE conversation execute automatically.
	DdeFmt	Represents the clipboard format used for submitting or requesting a data item.
	DesignInfo	Contains information used by the Form designer.
	Owner	Indicates the component that is responsible for streaming and freeing this component.
	VCLComObject	Represents information used internally by components that support COM.
	WaitStat	Indicates whether the server is in the process of servicing a DDE macro that prohibits asynchronous DDE transactions.

Published Events

	Name	Description
	OnClose	Occurs when the DDE conversation terminates.
	OnOpen	Occurs immediately after the DDE link to the server has been established.

Published Properties

	Name	Description
	ConnectMode	Determines whether the link to the DDE server is established automatically when the form is opened.
	DdeService	Specifies the DDE server application to be linked to a DDE client.
	DdeTopic	Specifies the topic of a DDE conversation
	FormatChars	Determines if certain characters are filtered out of text data transferred from a DDE server application.
	Name	Specifies the name of the component as referenced in code.
	ServiceApplication	Specifies the main executable file name (with path, if necessary) of a DDE server application, without the .EXE extension.
	Tag	Stores an integer value as part of a component.

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