TcxBLOBValueType Class

Implements functionality related to the BLOB (Binary Large OBject) type in DevExpress data controllers and other data-related APIs.

Declaration

TcxBLOBValueType = class(
    TcxValueType
)

Remarks

BLOB dataset fields are most often used for storing files in a database.

Main API Members

The TcxBLOBValueType class does not introduce new public API members but changes behavior of the following API members declared in the TcxValueType class:

| API Member | Change Description | | Caption | Returns 'BLOB'. | | GetVarType | Returns varString. | | IsManaged | Returns True. | | IsString | Returns True. |

Default In-Place Editor

All container control items whose data type is TcxBLOBValueType use TcxTextEdit as the default in-place editor in unbound mode.

The TcxValueTypeClass type references the TcxBLOBValueType class.

Inheritance

TObject

TcxValueType

TcxBLOBValueType