FireDAC.Stan.Param.TFDParam Methods
InheritedProtected
AfterConstruction | public | Responds after the last constructor has executed. |
Assign | public | Assigns a object to this object. |
AssignDlpParam | protected | |
AssignField | public | Assigns the DataType, Name, and Value from a TField object. |
AssignFieldValue | public | Assigns the DataType and Value properties from a TField object. |
AssignParam | protected | |
AssignTo | protected | |
AssignToDlpParam | protected | |
AssignVarRec | public | Assigns the value of the specified element of an array of constants to the specified index of an array property of this FireDAC parameter object that matches the type of the specified element. |
BeforeDestruction | public | Responds before the first destructor executes. |
Changed | protected | Updates the collection to reflect changes to the collection item. |
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. |
Clear | public | Sets the Value of the parameter to NULL. |
Create | public | Creates an instance of TFDParam. |
DefaultHandler | public | Provides the interface for a method that processes message records. |
DefineProperties | protected | |
Destroy | public | Destroys the TCollectionItem instance and frees its memory. |
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. |
Equals | public | Checks whether the current instance and the Obj parameter are equal. |
FieldAddress | public | Returns the address of a published object field. |
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. |
GetBlobRawData | public | Fills ALen with the length (in bytes) of the Value of the parameter, and APtr with a pointer to that value. |
GetData | public | Fills the buffer with the Value of the parameter in the native FireDAC database driver format. |
GetDataLength | public | Indicates the length of the data depending on the type of the DataType property. |
GetDataReader | public | Returns a pointer to the value of the parameter, or a nil pointer if the value is not an object. |
GetDataSize | public | Returns the number of bytes required to store a value of a parameter. |
GetDisplayName | 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. |
GetNamePath | public | Returns a string used by the Object Inspector. |
GetOwner | protected | Returns the collection to which this item belongs. |
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. |
IsEqual | protected | |
LoadFromFile | public | Loads the value from a BLOB parameter from the specified file. |
LoadFromStream | public | Loads the value of a BLOB parameter from a stream. |
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. |
QualifiedClassName | public | Returns the qualified name of the class. |
Release | public | |
SafeCallException | public | Handles exceptions in methods declared using the safecall calling convention. |
SetBlobRawData | public | Sets the DataType property to ftBlob. |
SetCollection | protected | Sets the value of the Collection property. |
SetData | public | Copies a new value for the parameter in the physical database format from ABuffer . |
SetDataSet | public | Assigns a dataset object to a parameter. |
SetDisplayName | protected | Sets the name of the collection item as it appears in the collection editor. |
SetIndex | protected | Moves the collection item to a specified position in the parent collection. |
SetObjectValue | public | Sets the value of a TFDParam instance to the given object, using the specified ownership flag. |
SetStream | public | Assigns a stream object to a parameter. |
ToString | public | Returns a string containing the class name. |
UnitName | public | Returns the name of the unit where the class is defined. |
UnitScope | public | Returns the class's unit scope. |