Class tlookuplbdispfielddatalink

Unit

msedblookup

Declaration

type tlookuplbdispfielddatalink = class(tlookupdispfielddatalink, ilookupbufferfieldinfo, iobjectlink)

Description

Hierarchy

• tdatalink
• tmsedatalink
• tfieldsdatalink
• tfielddatalink
• tdispfielddatalink
• tlookupdispfielddatalink
• tlookuplbdispfielddatalink

Overview

Methods

	function getkeylbdatakind: lbdatakindty; virtual; abstract;
	procedure objectevent(const sender: tobject; const event: objecteventty);
	procedure link(const source,dest: iobjectlink; valuepo: pointer = nil; ainterfacetype: pointer = nil; once: boolean = false);
	procedure unlink(const source,dest: iobjectlink; valuepo: pointer = nil);
	procedure objevent(const sender: iobjectlink; const event: objecteventty);
	function getinstance: tobject;
	function getlbdatakind(const apropname: string): lbdatakindty;
	function getlookupbuffer: tcustomlookupbuffer;
	constructor create(const aowner: tcustomdataedit; const adatatype: lookupdatatypety; const intf: idblookuplbdispfieldlink);
	destructor destroy; override;

Properties

	property lookupbuffer: tcustomlookupbuffer read flookupbuffer write setlookupbuffer;
	property lookupkeyfieldno: lookupbufferfieldnoty read flookupkeyfieldno write setlookupkeyfieldno default 0;
	property lookupvaluefieldno: lookupbufferfieldnoty read flookupvaluefieldno write setlookupvaluefieldno default 0;

Description

Methods

	function getkeylbdatakind: lbdatakindty; virtual; abstract;

	procedure objectevent(const sender: tobject; const event: objecteventty);

	procedure link(const source,dest: iobjectlink; valuepo: pointer = nil; ainterfacetype: pointer = nil; once: boolean = false);

	procedure unlink(const source,dest: iobjectlink; valuepo: pointer = nil);

	procedure objevent(const sender: iobjectlink; const event: objecteventty);

	function getinstance: tobject;

	function getlbdatakind(const apropname: string): lbdatakindty;

	function getlookupbuffer: tcustomlookupbuffer;

	constructor create(const aowner: tcustomdataedit; const adatatype: lookupdatatypety; const intf: idblookuplbdispfieldlink);

	destructor destroy; override;

Properties

	property lookupbuffer: tcustomlookupbuffer read flookupbuffer write setlookupbuffer;

	property lookupkeyfieldno: lookupbufferfieldnoty read flookupkeyfieldno write setlookupkeyfieldno default 0;

	property lookupvaluefieldno: lookupbufferfieldnoty read flookupvaluefieldno write setlookupvaluefieldno default 0;