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VDKXControl Class Reference

VDK data-aware widgets base class. More...

#include <vdkxctrl.h>

Inheritance diagram for VDKXControl:

VDKXCheckButton VDKXCustomList VDKXEntry VDKXMemo List of all members.

Public Member Functions

Protected Attributes


Detailed Description

VDK data-aware widgets base class.

This class provides common behaviours for VDKXControls that are interface widgets with a database field. VDKXControls provides to read/write their value to/from database fields. In order to make them operate correctly user must assign a field to the control using AssignTableField() method. All data-aware widget are subclasses of this class.


Member Function Documentation

bool VDKXControl::AssignTableField VDKXDatabase xdb,
char *  tablename,
char *  fieldname
[virtual]
 

Assign a table field to the control

Parameters:
xdb the xdatabase
tablename filename of the table that owns the field
fieldname field name as in table VDKXRecordTemplate descriptor structure (see it into xdb/dbf.h) Note: not all controls can hold all types, see subclasses for detailed informations.

Reimplemented in VDKXCheckButton, VDKXEntry, and VDKXMemo.

bool VDKXControl::AssignTableField VDKXTable table,
char *  fieldname
[virtual]
 

Assign a table field to the control

Parameters:
table table that owns the field
fieldname field name as in table VDKXRecordTemplate descriptor structure (see it into xdb/dbf.h) Note: not all controls can hold all types, see subclasses for detailed informations.

Reimplemented in VDKXCheckButton, VDKXEntry, and VDKXMemo.


Member Data Documentation

xbShort VDKXControl::field_type [protected]
 

Field type. Can be:

  • 'C' character
  • 'D' date
  • 'L' logical
  • 'M' memo
  • 'N' numeric
  • 'F' float


The documentation for this class was generated from the following files:
Generated on Fri Aug 13 12:14:04 2004 for vdkxdb 2.0.2 by doxygen 1.3.7