| XField Methods |
The XField type exposes the following members.
Methods| Name | Description | |
|---|---|---|
 | CanRead |
Determines whether current connection can read from Field.
|
| CanWrite |
Determines whether current connection can write from Field.
|
| Clear |
Clears this instance.
|
| Clone |
Clones this instance.
|
| CloneAsXField |
We cannot use name 'Clone' here otherwise Implements vector.TId(Of XSField) fails because XSField.Clone() returns a XField instead of a XSField !!!
|
| DataToView |
Converts field value to readable string.
|
| DataToView(Int32) |
Mandatory otherwise DataToView(5) returns letter 5 of string given by DataToView(), instead of the subfield value
|
| Equals |
Determines whether the specified Object is equal to this instance.
(Overrides ObjectEquals(Object).) |
 | Field |
each derived class embed its own TField member, which can be a TAField, TCField, TEField, etc.
this function must return that original TField
|
| FieldDef |
Gets the Field definition.
|
| FieldType |
The Field type.
|
| Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.) |
| GetHashCode | Serves as the default hash function. (Inherited from Object.) |
| GetType | Gets the Type of the current instance. (Inherited from Object.) |
| Key |
Gets Field Key.
|
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
 | NewField |
Create new Field.A global factory to allocate a field from the field def and the parent record.
|
| ParentRecord |
Gets the parent record.
|
| Read |
Reads the Content from source object.
|
| Reset |
Resets this instance.
|
| SetDefaultValues |
Sets the default values.
|
| ToString | Returns a string that represents the current object. (Inherited from Object.) |
| Write |
Writes data into a TQuery
and Format it depending to field type
|
See Also