ComboBox Object Members

This object corresponds to a combo box control. The combo box control combines the features of a text box and a list box. Use a combo box when you want the option of either typing a value or selecting a value from a predefined list.

Methods

	Name	Description
	AddItem	Adds a new item to the list of values displayed by the specified combo box control.
	Dropdown	You can use the Dropdown method to force the list in the specified combo box to drop down.
	Move	Moves the specified object to the coordinates specified by the argument values.
	RemoveItem	Removes an item from the list of values displayed by the specified combo box control.
	Requery	The Requery method updates the data underlying a specified control that's on the active form by requerying the source of data for the control.
	SetFocus	The SetFocus method moves the focus to the specified form, the specified control on the active form, or the specified field on the active datasheet.
	SizeToFit	You can use the SizeToFit method to size a control so it fits the text or image that it contains.
	Undo	You can use the Undo method to reset a control or form when its value has been changed.

Properties

	Name	Description
	AddColon	Specifies whether a colon follows the text in labels for new controls. Read/write Boolean.
	AfterUpdate	Returns or sets which macro, event procedure, or user-defined function runs when the AfterUpdate event occurs. Read/write String.
	AllowAutoCorrect	You can use the AllowAutoCorrect property to specify whetherthe specified control will automatically correct entries made by the user. Read/write Boolean.
	AllowValueListEdits	Gets or sets whether the Edit List Items command is available when the user right-clicks a combo box. Read/write Boolean.
	Application	You can use the Application property to access the active Microsoft Access Application object and its related properties. Read-only Application object.
	AutoExpand	You can use the AutoExpand property to specify whether Microsoft Office Access 2007 automatically fills the text box portion of a combo box with a value from the combo box list that matches the characters you enter as you type in the combo box. This lets you quickly enter an existing value in a combo box without displaying the list box portion of the combo box. Read/write Boolean.
	AutoLabel	Specifies whether labels are automatically created and attached to new controls. Read/write Boolean.
	BackColor	Gets or sets the interior color of the specified object. Read/write Long.
	BackStyle	You can use the BackStyle property to specify whether a control will be transparent. Read/write Byte.
	BeforeUpdate	Returns or sets which macro, event procedure, or user-defined function runs when the BeforeUpdate event occurs. Read/write String.
	BorderColor	You can use the BorderColor property to specify the color of a control's border. Read/write Long.
	BorderStyle	Specifies how a control's border appears.Read/write Byte.
	BorderWidth	You can use the BorderWidth property to specify the width of a control's border. Read/write Byte.
	BottomMargin	Along with the LeftMargin, RightMargin, and TopMargin properties, specifies the location of information displayed within a text box control. Read/write Integer.
	BottomPadding	Gets or sets the amount of space (in inches) between the combo box and its bottom gridline. Read/write Integer.
	BoundColumn	When you make a selection from a combo box, the BoundColumn property tells Microsoft Access which column's values to use as the value of the control. If the control is bound to a field, the value in the column specified by the BoundColumn property is stored in the field named in the ControlSource property. Read/write Long.
	CanGrow	Gets or sets whether the specified control automatically adjusts vertically to print or preview all the data the control contains. Read/write Boolean.
	CanShrink	Gets or sets whether the specified control automatically adjusts vertically to print or preview all the data the control contains. Read/write Boolean.
	Column	You can use the Column property to refer to a specific column, or column and row combination, in a multiple-column combo box or list box. Read-only Variant.
	ColumnCount	You can use the ColumnCount property to specify the number of columns displayed in a list box or in the list box portion of a combo box, or sent to OLE objects in a chart control or unbound object frame . Read/write Integer.
	ColumnHeads	You can use the ColumnHeads property to display a single row of column headings for list boxes, combo boxes, and OLE objects that accept column headings. You can also use this property to create a label for each entry in a chart control . What is actually displayed as the first-row column heading depends on the object's RowSourceType property setting. Read/write Boolean.
	ColumnHidden	You can use the ColumnHidden property to show or hide a specified column in Datasheet view. Read/write Boolean.
	ColumnOrder	You can use the ColumnOrder property to specify the order of the columns in Datasheet view. Read/write Integer.
	ColumnWidth	You can use the ColumnWidth property to specify the width of a column in Datasheet view. Read/write Integer.
	ColumnWidths	You can use the ColumnWidths property to specify the width of each column in a multiple-column combo box. Read/write String.
	Controls	Returns the Controls collection of a form, subform, report or section. Read-only Controls.
	ControlSource	You can use the ControlSource property to specify what data appears in a control. You can display and edit data bound to a field in a table, query, or SQL statement. You can also display the result of an expression. Read/write String.
	ControlTipText	You can use the ControlTipText property to specify the text that appears in a ScreenTip when you hold the mouse pointer over a control. Read/write String.
	ControlType	You can use the ControlType property in Visual Basic to determine the type of a control on a form or report. Read/write Byte.
	DecimalPlaces	You can use the DecimalPlaces property to specify the number of decimal places Microsoft Access uses to display numbers. Read/write Byte.
	DefaultValue	Specifies a value that is automatically entered in a field when a new record is created. For example, in an Addresses table you can set the default value for the City field to New York. When users add a record to the table, they can either accept this value or enter the name of a different city. Read/write String.
	DisplayAsHyperlink	Gets or sets an AcDisplayAsHyperlink constant that specifies whether to display the contents of the specified combo box as a hyperlink. Read/write.
	DisplayWhen	You can use the DisplayWhen property to specify which of a form's controls you want displayed on screen and in print. Read/write Byte.
	Enabled	You can use the Enabled property to set or return the status of the conditional format in the FormatCondition object. Read/write Boolean.
	EventProcPrefix	Gets or sets the prefix portion of an event procedure name. Read/write String.
	FontBold	You can use the FontBold property to specify whether a font appears in a bold style in the following situations: When displaying or printing controls on forms and reports. When using the Print method on a report. Read/write Boolean.
	FontItalic	You can use the FontItalic property to specify whether text is italic in the following situations: When displaying or printing controls on forms and reports. When using the Print method on a report. Read/write Boolean.
	FontName	You can use the FontName property to specify the font for text in the following situations: When displaying or printing controls on forms and reports. When using the Print method on a report. Read/write String.
	FontSize	You can use the FontSize property to specify the point size for text in the following situations: When displaying or printing controls on forms and reports. When using the Print method on a report. Read/write Integer.
	FontUnderline	You can use the FontUnderline property to specify whether text is underlined in the following situations: When displaying or printing controls on forms and reports. When using the Print method on a report. Read/write Boolean.
	FontWeight	You can use the DatasheetFontWeight property to specify the line width of the font used to display and print characters for field names and data in Datasheet view. Read/write Integer.
	ForeColor	You can use the ForeColor property to specify the color for text in a control. Read/write Long.
	Format	You can use the Format property to customize the way numbers, dates, times, and text are displayed and printed. Read/write String.
	FormatConditions	You can use the FormatConditions property to return a read-only reference to the FormatConditions collection and its related properties.
	GridlineColor	Gets or sets the color of the gridline for the specified combo box. Read/write Long.
	GridlineStyleBottom	Gets or sets the bottom gridline style of the specified combo box. Read/write Byte.
	GridlineStyleLeft	Gets or sets the width of the bottom gridline for the specified combo box. Read/write Byte.
	GridlineStyleRight	Gets or sets the right gridline style of the specified combo box. Read/write Byte.
	GridlineStyleTop	Gets or sets the top gridline style of the specified combo box. Read/write Byte.
	GridlineWidthBottom	Gets or sets the width of the bottom gridline for the specified combo box. Read/write Byte.
	GridlineWidthLeft	Gets or sets the width of the left gridline for the specified combo box. Read/write Byte.
	GridlineWidthRight	Gets or sets the width of the right gridline for the specified combo box. Read/write Byte.
	GridlineWidthTop	Gets or sets the width of the top gridline for the specified combo box. Read/write Byte.
	Height	Gets or sets the height of the specified object in twips. Read/write Integer.
	HelpContextId	The HelpContextID property specifies the context ID of a topic in the custom Help file specified by the HelpFile property setting. Read/write Long.
	HideDuplicates	You can use the HideDuplicates property to hide a control on a report when its value is the same as in the preceding record. Read/write Boolean.
	HorizontalAnchor	Gets or sets an AcHorizontalAnchor constant that indicates how the combo box is anchored horizontally within its layout. Read/write.
	Hyperlink	You can use the Hyperlink property to return a reference to a Hyperlink object. You can use the Hyperlink property to access the properties and methods of a control's hyperlink. Read-only.
	IMEHold	Language-specific information You can use the IMEHold/Hold KanjiConversionMode property to show whether the Kanji Conversion Mode is maintained when the control loses the focus. Read/write Boolean.
	IMEMode	Language-specific informationYou can use the IMEMode property to set a control's Kanji Conversion Mode when the focus shifts to the control. Read/write.
	IMESentenceMode	Language-specific information You can use the IMESentenceMode property to specify or determine the IME Sentence Mode of fields of a table or controls of a form that switch when the focus moves.Read/write.
	InheritValueList	Gets or sets whether a combo box's value list is inherited from its field. Read/write Boolean.
	InputMask	You can use the InputMask property to make data entry easier and to control the values users can enter in a combo box control. Read/write String.
	InSelection	You can use the InSelection property to determine or specify whether a control on a form in Design view is selected. Read/write Boolean.
	IsHyperlink	You can use the IsHyperlink property to specify or determine if the data contained in a combo box is a hyperlink. Read/write Boolean.
	IsVisible	You can use the IsVisible property in to determine whether a control on a report is visible. Read/write Boolean.
	ItemData	The ItemData property returns the data in the bound column for the specified row in a combo box. Read-only Variant.
	ItemsSelected	You can use the ItemsSelected property to return a read-only reference to the hidden ItemsSelected collection. This hidden collection can be used to access data in the selected rows of a multiselect combo box control.
	KeyboardLanguage	Language-specific information You can use the KeyboardLanguage property to specify or determine the keyboard language on entry into a control. Read/write Byte.
	LabelAlign	The property specifies the text alignment within attached labels on new controls. Read/write Byte.
	LabelX	Language-specific informationThe LabelX property (along with the LabelY property) specifies the placement of the label for a new control. Read/write Integer.
	LabelY	Language-specific informationThe LabelY property (along with the LabelX property) specifies the placement of the label for a new control. Read/write Integer.
	Layout	Returns the type of layout for the specified combo box. Read-only AcLayoutType.
	LayoutID	Returns the unique identifier for the layout that contains the specified combo box. Read-only Long.
	Left	You can use the Left property to specify an object's location on a form or report. Read/write Integer.
	LeftMargin	Along with the TopMargin, RightMargin, and BottomMargin properties, specifies the location of information displayed within a text box control. Read/write Integer.
	LeftPadding	Gets or sets the amount of space (in inches) between the combo box and its left gridline. Read/write Integer.
	LimitToList	You can use the LimitToList property to limit a combo box's values to the listed items. Read/write Boolean.
	ListCount	You can use the ListCount property to determine the number of rows in the list box portion of a combo box. Read/write Long.
	ListIndex	You can use the ListIndex property to determine which item is selected in a combo box. Read/write Long.
	ListItemsEditForm	Gets or sets the name of the form that is displayed when the user clicks Edit List Items. Read/write String.
	ListRows	You can use the ListRows property to set the maximum number of rows to display in the list box portion of a combo box. Read/write Integer.
	ListWidth	You can use the ListWidth property to set the width of the list box portion of a combo box. Read/write String.
	Locked	The Locked property specifies whether you can edit data in a control in Form view. Read/write Boolean.
	Name	You can use the Name property to specify or determine the string expression that identifies the name of an object. Read/write String.
	NumeralShapes	Language-specific informationYou can use the NumeralShapes property to specify or determine numeral shapes to be displayed and printed in a combo box, label, list box, or text box. Read/write Byte.
	OldBorderStyle	You can use this property to set or returns the unedited value of the BorderStyle property for a form or control. This property is useful if you need to revert to an unedited or preferred border style. Read/write Byte.
	OldValue	You can use the OldValue property to determine the unedited value of a bound control. Read-only Variant.
	OnChange	Sets or returns the value of the On Change box in the Properties window of one of the objects in the Applies To list. Read/write String.
	OnClick	Sets or returns the value of the On Click box in the Properties window. Read/write String.
	OnDblClick	Sets or returns the value of the On Dbl Click box in the Properties window. Read/write String.
	OnDirty	Sets or returns the value of the On Dirty box in the Properties window of a form or report. Read/write String.
	OnEnter	Sets or returns the value of the On Enter box in the Properties window of specified object. Read/write String.
	OnExit	Sets or returns the value of the On Exit box in the Properties window of specified object. Read/write String.
	OnGotFocus	Sets or returns the value of the On Got Focus box in the Properties window of the specified object. Read/write String.
	OnKeyDown	Sets or returns the value of the On Key Down box in the Properties window. Read/write String.
	OnKeyPress	Sets or returns the value of the On Key Press box in the Properties window. Read/write String.
	OnKeyUp	Sets or returns the value of the On Key Up box in the Properties window. Read/write String.
	OnLostFocus	Sets or returns the value of the On Lost Focus box in the Properties window of the specified object. Read/write String.
	OnMouseDown	Sets or returns the value of the On Mouse Down box in the Properties window. Read/write String.
	OnMouseMove	Sets or returns the value of the On Mouse Move box in the Properties window. Read/write String.
	OnMouseUp	Sets or returns the value of the On Mouse Up box in the Properties window. Read/write String.
	OnNotInList	Sets or returns the value of the On Not in List box in the Properties window of a combo box. Read/write String.
	OnUndo	Returns or sets a String indicating which macro, event procedure, or user-defined function runs when the Undo event occurs. Read/write..
	Parent	Returns the parent object for the specified object. Read-only.
	Properties	Returns a reference to a control's Properties collection object. Read-only.
	ReadingOrder	You can use the ReadingOrder property to specify or determine the reading order of words in text. Read/write Byte.
	Recordset	Returns or sets the ADO Recordset or DAO Recordset object representing the record source for the specified object. Read/write Object.
	RightMargin	Along with the TopMargin, Left Margin, and BottomMargin properties, specifies the location of information displayed within a combo box control. Read/write Integer.
	RightPadding	Gets or sets the amount of space (in inches) between the combo box and its right gridline. Read/write Integer.
	RowSource	You can use the RowSource property (along with the RowSourceType property) to tell Microsoft Access how to provide data tothe specified object. Read/write String.
	RowSourceType	You can use the RowSourceType property (along with the RowSource property) to tell Microsoft Access how to provide data tothe specified object. Read/write String.
	ScrollBarAlign	You can use the ScrollBarAlign to specify or determine the alignment of a vertical scroll bar. Read/write Byte.
	Section	You can identify these controls by the section of a form or report where the control appears. Read/write Integer.
	Selected	You can use the Selected property in Visual Basic to determine if an item in a combo box is selected. Read/write Long.
	SelLength	The SelLength property specifies or determines the number of characters selected in the text box portion of a combo box. Read/write Integer.
	SelStart	The SelStart property specifies or determines the starting point of the selected text or the position of the insertion point if no text is selected. Read/write Integer.
	SelText	The SelText property returns a string containing the selected text. Read/write String.
	SeparatorCharacters	Gets or sets the separator displayed between values when the combo box is bound to a multi-valued field. Read/write AcSeparatorCharacters.
	ShortcutMenuBar	You can use the ShortcutMenuBar property to specify the shortcut menu that will appear when you right-click on the specified object. Read/write String.
	ShowOnlyRowSourceValues	Gets or sets whether the combo box can display values that aren't specified by the RowSource property. Read/write Boolean.
	SmartTags	Returns a SmartTags collection that represents the collection of smart tags that have been added to a control.
	SpecialEffect	You can use the SpecialEffect property to specify whether special formatting will apply to the specified object. Read/write Byte.
	StatusBarText	You can use the StatusBarText property to specify the text that is displayed in the status bar when a control is selected. Read/write String.
	TabIndex	You can use the TabIndex property to specify a control's place in the tab order on a form or report. Read/write Integer.
	TabStop	You can use the TabStop property to specify whether you can use the TAB key to move the focus to a control. Read/write Boolean.
	Tag	Stores extra information about a form, report, section, or control needed by a Microsoft Access application. Read/write String.
	Text	You can use the Text property to set or return the text contained in the text box portion of a combo box. Read/write String.
	TextAlign	The TextAlign property specifies the text alignment in new controls. Read/write Byte.
	Top	You can use the Top property to specify an object's location on a form or report. Read/write Integer.
	TopMargin	Along with the LeftMargin, RightMargin, and BottomMargin properties, specifies the location of information displayed within a text box control. Read/write Integer.
	TopPadding	Gets or sets the amount of space (in inches) between the combo box and its top gridline. Read/write Integer.
	ValidationRule	You can use the ValidationRule property to specify requirements for data entered into a record, field, or control. When data is entered that violates the ValidationRule setting, you can use the ValidationText property to specify the message to be displayed to the user. Read/write String.
	ValidationText	Use the ValidationText property to specify a message to be displayed to the user when data is entered that violates a ValidationRule setting for a record, field, or control. Read/write String.
	Value	Determines or specifies which value or option in the combo box is selected. Read/write Variant.
	VerticalAnchor	Gets or sets an AcVerticalAnchor constant that indicates how the specified combo box is anchored vertically within its layout. Read/write.
	Visible	Returns or sets whether the object is visible. Read/write Boolean.
	Width	Gets or sets the width of the specified object in twips. Read/write Integer.

Events

	Name	Description
	AfterUpdate	The AfterUpdate event occurs after changed data in a control or record is updated.
	BeforeUpdate	The BeforeUpdate event occurs before changed data in a control or record is updated.
	Change	The Change event occurs when the contents of the specified control changes.
	Click	The Click event occurs when the user presses and then releases a mouse button over an object.
	DblClick	The DblClick event occurs when the user presses and releases the left mouse button twice over an object within the double-click time limit of the system.
	Dirty	The Dirty event occurs when the contents of the specified control changes.
	Enter	The Enter event occurs before a control actually receives the focus from a control on the same form or report.
	Exit	The Exit event occurs just before a control loses the focus to another control on the same form or report.
	GotFocus	The GotFocus event occurs when the specified object receives the focus.
	KeyDown	The KeyDown event occurs when the user presses a key while a form or control has the focus. This event also occurs if you send a keystroke to a form or control by using the SendKeys action in a macro or the SendKeys statement in Visual Basic.
	KeyPress	The KeyPress event occurs when the user presses and releases a key or key combination that corresponds to an ANSI code while a form or control has the focus. This event also occurs if you send an ANSI keystroke to a form or control by using the SendKeys action in a macro or the SendKeys statement in Visual Basic.
	KeyUp	The KeyUp event occurs when the user releases a key while a form or control has the focus. This event also occurs if you send a keystroke to a form or control by using the SendKeys action in a macro or the SendKeys statement in Visual Basic.
	LostFocus	The LostFocus event occurs when the specified object loses the focus.
	MouseDown	The MouseDown event occurs when the user presses a mouse button.
	MouseMove	The MouseMove event occurs when the user moves the mouse.
	MouseUp	The MouseUp event occurs when the user releases a mouse button.
	NotInList	The NotInList event occurs when the user enters a value in the text box portion of a combo box that isn't in the combo box list.
	Undo	Occurs when the user undoes a change.