IBX.IBBlob.TIBBlobStream Methods
InheritedProtected
AfterConstruction | public | Responds after the last constructor has executed. |
BeforeDestruction | public | Responds before the first destructor executes. |
Call | public | Returns an error message based on the error code. |
Cancel | public | Cancels all changes to the BLOB field, reverting to its state when the Blob stream was created. |
CheckDisposed | protected | |
CheckReadable | public | Indicates whether or not a Blob is readable. |
CheckWritable | public | Indicates whether or not a Blob is write-able. |
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. |
CloseBlob | protected | |
CopyFrom | public | Copies a specified number of bytes from one stream to another. |
Create | public | Creates an instance of TIBBlobStream. |
CreateBlob | protected | |
DefaultHandler | public | Provides the interface for a method that processes message records. |
Destroy | public | Destroys an instance of TIBBlobStream. |
Dispatch | public | Calls message-handling methods for the object, based on the contents of the Message parameter. |
DisposeOf | public | DisposeOf forces the execution of the destructor code in an object. |
EnsureBlobInitialized | protected | |
Equals | public | Checks whether the current instance and the Obj parameter are equal. |
FieldAddress | public | Returns the address of a published object field. |
Finalize | public | Creates a Blob on the InterBase server and writes the data from the BlobStream to it. |
FixupResourceHeader | public | Patches the resource header for a resource that has been written to the stream. |
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. |
GetBlobInfo | protected | |
GetDatabase | protected | |
GetDBHandle | protected | |
GetDisposed | protected | Getter for the Disposed property. |
GetHashCode | public | Returns an integer containing the hash code. |
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. |
GetSize | protected | Returns the size of the streamed resource as an Int64. |
GetTransaction | protected | |
GetTRHandle | protected | |
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. |
InstanceSize | public | Returns the size in bytes of each instance of the object type. |
LoadFromFile | public | Loads a Blob from a file to the field. |
LoadFromStream | public | Loads a Blob from a stream into the field. |
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. |
OpenBlob | protected | |
QualifiedClassName | public | Returns the qualified name of the class. |
Read | public | Reads up to Count bytes from the current position in the field's data into Buffer. |
ReadBuffer | public | Reads Count bytes from the stream into Buffer . |
ReadBufferData | public | Methods responsible for reading fixed Count or SizeOf(Buffer) number of bytes from the stream into Buffer . |
ReadComponent | public | Initiates streaming of components and their properties. |
ReadComponentRes | public | Reads components and their properties from a stream in a resource file format. |
ReadData | public | Methods responsible for reading up to Count but not more than SizeOf(Buffer) bytes from the stream into Buffer . |
ReadResHeader | public | Reads a resource-file header from the stream. |
SafeCallException | public | Handles exceptions in methods declared using the safecall calling convention. |
SaveToFile | public | Saves the contents of the Blob field to a file. |
SaveToStream | public | Saves the contents of the BLOB field to a stream. |
Seek | public | Resets the current position of the TIBBlobStream object. |
SetBlobID | protected | |
SetDatabase | protected | |
SetMode | protected | |
SetSize | public | Set the new total size of the Blob. |
SetTransaction | protected | |
ToString | public | Returns a string containing the class name. |
Truncate | public | Discards all data in the Blob field from the current position on. |
UnitName | public | Returns the name of the unit where the class is defined. |
UnitScope | public | Returns the class's unit scope. |
Write | public | Writes Count bytes from Buffer to the current position in the field and updates the current position by Count bytes. |
WriteBuffer | public | Writes Count bytes from Buffer onto the stream. |
WriteBufferData | public | Writes up to 4 four or Count bytes from Buffer onto the stream. |
WriteComponent | public | Initiates the writing of components and their properties to a stream. |
WriteComponentRes | public | Writes components and their properties to a stream from a resource file format. |
WriteData | public | Methods responsible for writing up to Count bytes from Buffer to the stream. |
WriteDescendent | public | Streams components and their properties in inherited forms. |
WriteDescendentRes | public | Streams components and their properties in inherited forms. |
WriteResourceHeader | public | Writes a resource-file header to the stream. |