TMidasConnection Members

The following tables list the members exposed by TMidasConnection.

	Name	Description
	OnGetUsername	This is OnGetUsername, a member of class TCustomRemoteServer.

Protected Fields

	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.
	ChangeName	Sets the private, internal storage for the Name property to the string passed in NewName.
	DefineProperties	Designates methods for storing an object's unpublished data on a stream such as a form file.
	DefineProperties	Provides an interface for a method that reads and writes otherwise unpublished data.
	DoConnect	Connects to an application server.
	DoDisconnect	Drops a connection to an application server.
	GetAppServer	Returns the value of the AppServer 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	This is GetChildren, a member of class TComponent.
	GetConnected	Returns the value of the Connected property.
	GetConnected	Returns the value of the Connected property.
	GetDataSet	Returns a dataset, given its index in the DataSets property array.
	GetDataSetCount	Returns the value of the DataSetCount property.
	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.
	GetServerCLSID	Returns the GUID for the application server.
	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.
	Loaded	Initializes the connection component after all objects in the form or data module have been loaded.
	Notification	Forwards notification messages to all owned components.
	Notification	Responds when other objects are created or destroyed.
	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	This is ReadState, a member of class TComponent.
	RegisterClient	Registers an object that uses the connection component.
	SendConnectEvent	Informs all registered clients that use the connection component when a connection is opened or closed.
	SetAncestor	This is SetAncestor, a member of class TComponent.
	SetAppServer	Sets the AppServer property.
	SetChildOrder	This is SetChildOrder, a member of class TComponent.
	SetConnected	Changes the value of the Connected property.
	SetConnected	Sets the Connected property.
	SetConnected	Sets the Connected property.
	SetConnectType	This is SetConnectType, a member of class TMidasConnection.
	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.
	SetUseBroker	This is SetUseBroker, a member of class TMidasConnection.
	UnRegisterClient	Removes a registered client so that it is no longer associated with the connection 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	This is WriteState, a member of class TComponent.

Protected Properties

	Name	Description
	ObjectBroker	Specifies an Object Broker that allows the connection component to choose from several application servers.
	StreamedConnected	Indicates whether the Connected property was true when the connection component was loaded from a stream.

Public Events

	Name	Description
	AfterConnect	Occurs after a connection is established.
	AfterDisconnect	Occurs after the connection closes.
	BeforeConnect	Occurs immediately before establishing a connection.
	BeforeDisconnect	Occurs immediately before the connection closes.

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.
	Close	Closes the connection.
	Create	Creates and initializes an instance of TMidasConnection.
	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	Destroys the instance of a connection component.
	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.
	ExecuteAction	This is ExecuteAction, a member of class TComponent.
	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.
	GetProviderNames	Executes a callback for all provider objects on the application server.
	GetServer	Returns the IAppServer interface of the application server.
	GetServer	Returns the IAppServer interface of the application server.
	GetServerList	Returns a list of application servers (remote data modules) to which the component can connect.
	GetServerList	Returns a list of remote data modules to which the component can connect.
	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.
	Open	Opens the connection.
	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
	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.
	UpdateAction	This is UpdateAction, a member of class TComponent.

Public Properties

	Name	Description
	AppServer	Contains the interface for communicating with the application server.
	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.
	Connected	Determines whether a connection has been established to the remote source of data.
	DataSetCount	Indicates the number of datasets associated with the connection component.
	DataSets	Lists the datasets currently using this connection component.
	DesignInfo	Contains information used by the Form designer.
	LoginPrompt	Specifies whether a login dialog appears immediately before opening a new connection.
	OnLogin	Occurs when a communication channel opens to the server.
	Owner	Indicates the component that is responsible for streaming and freeing this component.
	VCLComObject	Represents information used internally by components that support COM.

Published Events

	Name	Description
	AfterConnect	Occurs after a connection is established.
	AfterDisconnect	Occurs after the connection closes.
	BeforeConnect	Occurs immediately before establishing a connection.
	BeforeDisconnect	Occurs immediately before the connection closes.
	OnGetUsername	This is OnGetUsername, a member of class TDispatchConnection.

Published Properties

	Name	Description
	ComputerName	This is ComputerName, a member of class TDCOMConnection.
	Connected	Indicates whether the TDispatchConnection object is connected to an application server.
	ConnectType	Specifies the protocol to use to establish the connection to the application server.
	LoginPrompt	Specifies whether a login dialog appears immediately before opening a new connection.
	Name	Specifies the name of the component as referenced in code.
	ObjectBroker	Specifies an Object Broker that allows the connection component to choose from several application servers.
	OnLogin	Occurs when a communication channel opens to the server.
	ServerGUID	Specifies the GUID of the application server with which to connect.
	ServerName	Specifies the name of the application server with which to connect.
	ServerPort	Specifies the port used by the listening socket on the server machine.
	Tag	Stores an integer value as part of a component.
	UseBroker	Indicates whether an OLEnterprise connection should use the OLEnterprise Business Object Broker.

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