Class tcustomeditwidgetdatalink

Unit

msedbedit

Declaration

type tcustomeditwidgetdatalink = class(tfielddatalink, idbeditinfo, iobjectlink)

Description

Hierarchy

• tdatalink
• tmsedatalink
• tfieldsdatalink
• tfielddatalink
• tcustomeditwidgetdatalink

Overview

Fields

	fintf: idbeditfieldlink;
	foptions: optionseditdbty;
	fobjectlinker: tobjectlinker;

Methods

	function datasourcereadonly(): boolean override;
	function getobjectlinker: tobjectlinker;
	function getdatasource1: tdatasource;
	procedure dataevent(event: tdataevent; info: ptrint); override;
	procedure activechanged; override;
	procedure editingchanged; override;
	procedure focuscontrol(afield: tfieldref); override;
	procedure updatedata; override;
	procedure disabledstatechange; override;
	procedure fieldchanged; override;
	procedure bindingchanged;
	procedure objectevent(const sender: tobject; const event: objecteventty); virtual;
	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 getdataset(const aindex: integer): tdataset;
	procedure getfieldtypes(out apropertynames: stringarty; out afieldtypes: fieldtypesarty); virtual;
	procedure updateoptionsedit(var avalue: optionseditty); override;
	procedure valuechanged(const sender: iifidatalink); override;
	constructor create(const intf: idbeditfieldlink);
	destructor destroy; override;
	procedure fixupproperties(filer: tfiler);
	procedure recordchanged(afield: tfield); override;
	procedure datasetscrolled(distance: integer) override;
	procedure nullcheckneeded(var avalue: boolean);
	procedure setwidgetdatasource(const avalue: tdatasource);
	procedure griddatasourcechanged;
	function edit: Boolean;
	procedure modified;
	procedure doshortcut(var info: keyeventinfoty; const sender: twidget);
	function cuttext(const atext: msestring; out maxlength: integer): boolean;

Properties

	property options: optionseditdbty read foptions write setoptions default defaulteditwidgetdatalinkoptions;
	property asnullmsestring: msestring read getasnullmsestring write setasnullmsestring;
	property navigator: tdbnavigator read fnavigator write setnavigator;
	property onbeginedit: notifyeventty read fonbeginedit write fonbeginedit;
	property onendedit: notifyeventty read fonendedit write fonendedit;
	property ondataentered: notifyeventty read fondataentered write fondataentered;
	property owner: twidget read getownerwidget;

Description

Fields

	fintf: idbeditfieldlink;

	foptions: optionseditdbty;

	fobjectlinker: tobjectlinker;

Methods

	function datasourcereadonly(): boolean override;

	function getobjectlinker: tobjectlinker;

	function getdatasource1: tdatasource;

	procedure dataevent(event: tdataevent; info: ptrint); override;

	procedure activechanged; override;

	procedure editingchanged; override;

	procedure focuscontrol(afield: tfieldref); override;

	procedure updatedata; override;

	procedure disabledstatechange; override;

	procedure fieldchanged; override;

	procedure bindingchanged;

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

	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 getdataset(const aindex: integer): tdataset;

	procedure getfieldtypes(out apropertynames: stringarty; out afieldtypes: fieldtypesarty); virtual;

	procedure updateoptionsedit(var avalue: optionseditty); override;

	procedure valuechanged(const sender: iifidatalink); override;

	constructor create(const intf: idbeditfieldlink);

	destructor destroy; override;

	procedure fixupproperties(filer: tfiler);

	procedure recordchanged(afield: tfield); override;

	procedure datasetscrolled(distance: integer) override;

	procedure nullcheckneeded(var avalue: boolean);

	procedure setwidgetdatasource(const avalue: tdatasource);

	procedure griddatasourcechanged;

	function edit: Boolean;

	procedure modified;

	procedure doshortcut(var info: keyeventinfoty; const sender: twidget);

	function cuttext(const atext: msestring; out maxlength: integer): boolean;

Properties

	property options: optionseditdbty read foptions write setoptions default defaulteditwidgetdatalinkoptions;

	property asnullmsestring: msestring read getasnullmsestring write setasnullmsestring;

	property navigator: tdbnavigator read fnavigator write setnavigator;

	property onbeginedit: notifyeventty read fonbeginedit write fonbeginedit;

	property onendedit: notifyeventty read fonendedit write fonendedit;

	property ondataentered: notifyeventty read fondataentered write fondataentered;

	property owner: twidget read getownerwidget;