TSession Members

The following tables list the members exposed by TSession.

	Name	Description
	OnDBNotify	This is OnDBNotify, a member of class TSession.

Protected Fields

	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.
	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	DefineProperties	Designates methods for storing an object's unpublished data on a stream such as a form file.
	DefineProperties	Provides an interface for a method that reads and writes otherwise unpublished data.
	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.
	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.
	ModifyConfigParams	This is ModifyConfigParams, a member of class TSession.
	Notification	Forwards notification messages to all owned components.
	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
	BDEOwnsLoginCbDb	This is BDEOwnsLoginCbDb, a member of class TSession.

Public Methods

	Name	Description
	_AddRef	Increments the reference count for this interface.
	_Release	Decrements the reference count for this interface.
	AddAlias	Adds a specified Borland Database Engine (BDE) alias to the session for an SQL database server.
	AddDriver	Adds a specified Borland Database Engine (BDE) driver to the session for an SQL database server.
	AddPassword	Adds a password to the current session for accessing encrypted Paradox or dBase tables.
	AddStandardAlias	Adds a standard Borland Database Engine (BDE) alias to the session for Paradox, dBASE, or ASCII tables.
	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	Disconnects from all databases, and closes the session.
	CloseDatabase	Closes a database connection associated with the current session.
	Create	Creates an instance of a TSession component.
	DefaultHandler	Provides the interface for a method that processes message records.
	DeleteAlias	Removes a specified Borland Database Engine (BDE) alias from the session.
	DeleteDriver	Removes a specified Borland Database Engine (BDE) driver from the session.
	Destroy	Destroys the instance of a session component.
	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.
	DropConnections	Frees all temporary database components associated with a session if they are inactive.
	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.
	FindDatabase	Searches a session's list of database components for a specified database.
	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.
	GetAliasDriverName	Provides the name of the database driver used by a specified Borland Database Engine (BDE) alias associated with the session.
	GetAliasNames	Populates a string list with the names of persistent Borland Database Engine (BDE) aliases.
	GetAliasParams	Retrieves the parameters associated with a specified Borland Database Engine (BDE) alias.
	GetComponent	Returns a reference to the component associated by the implementing class.
	GetConfigParams	Retrieves Borland Database Engine (BDE) configuration information.
	GetDatabaseNames	Populates a string list with the names of persistent Borland Database Engine (BDE) aliases and the names of all databases components known to the session.
	GetDriverNames	Populates a string list with the names of all Borland Database Engine (BDE) drivers available to the session.
	GetDriverParams	Populates a string list with the parameters for a specified Borland Database Engine (BDE) driver.
	GetEnumerator	Returns a TComponent enumerator.
	GetFieldNames	Populates a string list with the names of all fields in a specified table.
	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.
	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.
	GetPassword	Invokes the OnPassword event handler for the session or displays the default password dialog box.
	GetStoredProcNames	Populates a string list with the names of all stored procedures associated with a specified database component that is connected to an SQL database server.
	GetTableNames	Populates a string list with the names of tables associated with a specified database component.
	HasParent	Verifies whether the component has a parent.
	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.
	IsAlias	Determines whether or not a string value corresponds to an existing Borland Database Engine (BDE) database alias known to the session.
	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.
	ModifyAlias	Adds or changes parameters for a Borland Database Engine (BDE) alias.
	ModifyDriver	Adds or changes parameters for a Borland Database Engine (BDE) driver.
	NewInstance	Allocates memory for an instance of an object type and returns a pointer to that new instance.
	Open	Starts a session and makes it the current session.
	OpenDatabase	Opens an existing database, or creates a temporary database component and opens it.
	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.
	RemoveAllPasswords	Deletes all passwords previously added to the current session for accessing encrypted Paradox tables.
	RemoveComponent	Removes a specified component specified from the component's Components list.
	RemoveFreeNotification	Disables destruction notification that was enabled by FreeNotification
	RemovePassword	Deletes a single password previously added to the current session for accessing an encrypted Paradox table.
	SafeCallException	Handles exceptions in methods declared using the safecall calling convention.
	SafeCallException	Handles exceptions in methods declared using the safecall calling convention.
	SaveConfigFile	Writes the current information in the Borland Database Engine (BDE) persistent store from memory to the BDE configuration file on disk.
	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.
	ConfigMode	Specifies how the Borland Database Engine (BDE) should handle aliases for the session.
	DatabaseCount	Indicates the number of active database components currently associated with the session.
	Databases	Provides an indexed array of all active database component names for a session.
	DesignInfo	Contains information used by the Form designer.
	Handle	Specifies the Borland Database Engine (BDE) handle for the session.
	Locale	Identifies the Borland Database Engine (BDE) language driver for the session component.
	Owner	Indicates the component that is responsible for streaming and freeing this component.
	TraceFlags	Specifies the database operations to track with the SQL Monitor at runtime.
	VCLComObject	Represents information used internally by components that support COM.

Published Events

	Name	Description
	OnPassword	Occurs when an application attempts to open a Paradox table for the first time and the Borland Database Engine (BDE) reports insufficient access rights.
	OnStartup	Occurs when an application activates a session.

Published Properties

	Name	Description
	Active	Specifies whether or not a session is active.
	AutoSessionName	Indicates whether or not a unique session name is automatically generated for a session.
	KeepConnections	Specifies whether or not a temporary database component created in the context of a session maintains a database server connection even if there are no active datasets associated with the database component.
	Name	Specifies the name of the component as referenced in code.
	NetFileDir	Specifies the directory that contains the Borland Database Engine (BDE) network control file, PDOXUSRS.NET.
	PrivateDir	Specifies the directory in which to store temporary table processing files generated by the Borland Database Engine (BDE) for database components associated with a session.
	SessionName	Specifies a unique session name that can be used by database and dataset components to link to this session.
	SQLHourGlass	Indicates whether or not the mouse cursor changes to an hourglass during BDE operations.
	Tag	Stores an integer value as part of a component.

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