Data Ortogonale Projection
Vdf_cboTopBottom 

It enables a selection of value for forming filter.

Class name : Vdf_PrimaryObject.vcx

Primary/Candidate/Regular object

Working review of the object

Return value from object : String value (method->xWriteFilter)

Display of the object

Action for forming filter:
1)      
Left click on switch activates click method for including/excluding choice      of     filter value.
2)      
Right click on switch performs changing of filter condition  (AND or NOT AND).
Action on cboBottom or on switch activates method xLightOffGrid.

Add methods

Methods

Description

Return

xLightOffGrid

It has been registered any change on activating object. The user would form it.

Nill

xWriteFilter It formed value of a filter.

String

Add properties

Properties Description Type In/Out
xFilterKey

The name of field for which a filter has been forming

String In
xPartOfInList

Does it take part as primary object in forming IN LIST obj.

Logical In
xPartOfOrList Does it take part as primary object in forming OR obj. .F.  

Note: 
        - Object takes part in forming IN LIST advanced object.  

Example

Example of forming filter for object.
String value of filter is : NOT orders.shipper_id = " 2"


See also
User Primary/Candidate/Regular object
See also
Vdf objects | Special objects | Extended objects | Kondesed objects

Working with NULL value

Display of the object

Example

Example of forming filter for object.
String value of filter is :
orders.shipper_id  is NOT NULL