FireDAC.Comp.Client.TFDMetaInfoCommand Methods
From RAD Studio API Documentation
InheritedProtected
_AddRef protected Called when an application uses a component interface.
_Release protected Called when an application releases a component interface.
AcquireConnection public Acquires the reference to the actual connection object.
AfterConstruction public Responds after the last constructor has executed.
AfterReuse protected
Assign public Copies the contents of another similar object.
AssignTo protected Copies the properties of an object to a destination object.
AsyncSchedule protected Schedules asynch method calls.
BeforeDestruction public Performs any necessary actions before the first destructor is called.
BeforeReuse protected
CanObserve protected
ChangeName protected Sets the private, internal storage for the Name property to the string passed in
NewName. CheckDisposed protected
ClassInfo public Returns a pointer to the run-time type information (RTTI) table for the object type.
ClassName public Returns a string indicating the type of the object instance (as opposed to the type of the variable passed as an argument).
ClassNameIs public Determines whether an object is of a specific type.
ClassParent public Returns the type of the immediate ancestor of a class.
ClassType public Returns the class reference for the object's class.
CleanupInstance public Performs finalization on long strings, variants, and interface variables within a class.
Close public Closes the current cursor of the command.
CloseAll public Closes all command cursors.
CloseStreams public
Create public
DefaultHandler public Provides the interface for a method that processes message records.
Define public Defines the structure of the DatS table.
DefineProperties protected
Destroy public
DestroyComponents public Destroys all owned components.
Destroying public Indicates that the component and its owned components are about to be destroyed.
Disconnect public Releases the DBMS resources, used by this command.
Dispatch public Calls message-handling methods for the object, based on the contents of the Message parameter.
DoAfterClose protected
DoAfterExecute protected
DoAfterFetch protected
DoAfterOpen protected
DoAfterPrepare protected
DoAfterUnprepare protected
DoBeforeClose protected
DoBeforeExecute protected
DoBeforeFetch protected
DoBeforeOpen protected
DoBeforePrepare protected
DoBeforeUnprepare protected
EndFunctionInvoke public Blocks the caller until the specified
ASyncResult completes. EndInvoke public Blocks the caller until the specified
ASyncResult completes. Equals public Checks whether the current instance and the Obj parameter are equal.
Execute public Executes the SQL command.
ExecuteAction public Executes an action.
Fetch public Fetches rows from the current command cursor.
FieldAddress public Returns the address of a published object field.
FillParams public Fills the Params collection.
FindComponent public Indicates whether a given component is owned by the component.
FindMacro public Returns a macro according to its name.
Free public Destroys an object and frees its associated memory, if necessary.
FreeInstance public Deallocates memory allocated by a previous call to the NewInstance method.
FreeNotification public Ensures that
AComponent is notified that the component is going to be destroyed. FreeOnRelease public Frees the interface reference for components that were created from COM classes.
GetChildOwner protected Returns the owner of a child component being read from a stream.
GetChildParent protected Returns the parent or, if there is no parent, returns the owner of a child component being read from a stream.
GetChildren protected Enumerates all child components.
GetConnection public Returns the connection object.
GetDeltaStreams protected
GetDisposed protected Getter for the Disposed property.
GetEnumerator public Returns a TComponent enumerator.
GetHashCode public Returns an integer containing the hash code.
GetIDsOfNames protected Maps a single member and an optional set of argument names to a corresponding set of integer dispatch identifiers (dispIDs).
GetInterface public Retrieves a specified interface.
GetInterfaceEntry public Returns the entry for a specific interface implemented in a class.
GetInterfaceTable public Returns a pointer to a structure containing all of the interfaces implemented by a given class.
GetName protected
GetNamePath public Returns a string used by the Object Inspector.
GetObservers protected Getter of Observers.
GetOwner protected Returns the owner of a component.
GetParent protected
GetParentComponent public Returns the containing component.
GetTypeInfo protected Retrieves the type information for an object.
GetTypeInfoCount protected Returns the number of type information interfaces that an object provides (either 0 or 1).
HandleException protected
HandleFinished protected
HandleUnprepare protected
HasParent public Verifies whether the component has a parent.
InheritsFrom public Determines the relationship of two object types.
InitInstance public Initializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer.
InsertComponent public Establishes the component as the owner of a specified component.
InstanceSize public Returns the size in bytes of each instance of the object type.
InternalClose protected
InternalCreateCommandIntf protected
InternalExecute protected
InternalExecuteFinished protected
InternalOpen protected
InternalOpenFinished protected
InternalPrepare protected
InternalUnprepare protected
Invoke protected Provides access to Automation properties and methods when the component wraps an Automation object.
IsImplementorOf public Indicates whether the component implements a specified interface.
Loaded protected
MacroByName public Returns a macro according to its name.
MethodAddress public Returns the address of a class method by name.
MethodName public Returns the name of a class method by address.
NewInstance public Allocates memory for an instance of an object type and returns a pointer to that new instance.
NextRecordSet public Moves to the next cursor, returned by the SQL command.
Notification protected
ObserverAdded protected
Open public Executes the SQL command, and returns the cursor.
OpenOrExecute public Executes the SQL command, and optionally returns the cursor.
operator [] public
operator () public
PaletteCreated protected Responds when the component is created from the component palette.
ParamByName public Returns a parameter by its name.
Prepare public Prepares the SQL command for execution.
QualifiedClassName public Returns the qualified name of the class.
QueryInterface protected Returns a reference to a specified interface if the current component supports that interface.
ReadState protected Reads the state of the component.
ReferenceInterface public Establishes or removes internal links that cause this component to be notified when the implementer of a specified interface is destroyed.
ReleaseConnection public Releases the reference to the actual connection object.
RemoveComponent public Removes a specified component specified from the component's Components list.
RemoveFreeNotification public Disables the destruction notification that was enabled by FreeNotification.
RemoveFreeNotifications protected Notifies all owned components of the owner component's imminent destruction.
SafeCallException public Handles exceptions in methods declared using the safecall calling convention.
SetAncestor protected Clears or sets csAncestor state in the component's ComponentState property.
SetChildOrder protected Sets the visual ordering of a child control.
SetDesigning protected Ensures that components inserted at design time have their design-mode flag set.
SetDesignInstance protected Ensures that components inserted at design time have their design-mode flag set.
SetInline protected Sets the csInline bit of the component's ComponentState property.
SetOwner protected
SetParentComponent protected Sets the parent component.
SetSubComponent public Identifies whether the component is a subcomponent.
SetTransaction protected
ToString public Returns a string containing the class name.
Trace public
UnitName public Returns the name of the unit where the class is defined.
UnitScope public Returns the class's unit scope.
Unprepare public Releases the SQL command's resources.
UpdateAction public Updates the state of an action.
Updated protected Clears the csUpdating state in the component's ComponentState property when the component finishes updating.
UpdateRegistry protected Provides the interface for a method that adds type library and version information to the Registry on components that implement COM interfaces.
ValidateContainer protected Determines whether an object can be inserted into a container.
ValidateInsert protected Provides the interface for a method that validates a child component before it is inserted.
ValidateRename protected Ensures that renaming an owned component does not create a name conflict.
WriteState protected Writes the state of the component.