(Windows only; GUI for .NET only)
An enumeration whose members indicate the ABL built-in data types that are valid for use with the Progress.Data.BindingSource class (the ProBindingSource).
Member | Description |
---|---|
BLOB | Indicates the BLOB data type |
CHARACTER | Indicates the CHARACTER data type |
CLOB | Indicates the CLOB data type |
COM_HANDLE | Indicates the COM-HANDLE data type |
DATE | Indicates the DATE data type |
DATETIME | Indicates the DATETIME data type |
DATETIME_TZ | Indicates the DATETIME-TZ data type |
DECIMAL | Indicates the DECIMAL data type |
HANDLE | Indicates the HANDLE data type |
INT64 | Indicates the INT64 data type |
INTEGER | Indicates the INTEGER data type |
LOGICAL | Indicates the LOGICAL data type |
PROGRESS_LANG_OBJECT | Indicates the Progress.Lang.Object class type |
RECID | Indicates the RECID data type |
ROWID | Indicates the ROWID data type |
UNKNOWN | Data type unknown (specified only at run time) |
For example, if you bind an image BLOB to a Microsoft DataGridView, the grid represents the BLOB as a Systems.Windows.Forms.DataGridViewImageColumn class. If the BLOB is not in a recognized format, the class throws an error. If you bind the same BLOB to an UltraGrid from the OpenEdge Advanced UI Controls, the grid represents the BLOB as an UltraGridColumn of the System.Byte[] data type. In order to display the image, you must then add an editor control to the column using something like the following code: