| Alignment | Specifies the horizontal and vertical alignment of the text within the edit field of the component. | 
| AutoSelect | Specifies whether the component’s contents is automatically selected when the component gets focus. | 
| BeepOnError | Specifies whether the component beeps when a user enters an invalid value. | 
| ButtonGlyph | Specifies the image to be displayed on the drop-arrow button of the TcxComboBoxcomponent. | 
| CaseInsensitive | Specifies whether the mask is case-sensitive. | 
| CharCase | Specifies the component’s text case. | 
| ClearKey | Specifies the shortcut that will be used to clear the component’s edit field. | 
| DropDownAutoWidth | Specifies whether the drop-down window automatically adjusts its width to the component width. | 
| DropDownListStyle | Specifies the component's behavior when entering shortcuts that will be used to press the ellipsis button from the keyboard. | 
| DropDownRows | Specifies the number of text lines in the drop-down window. | 
| DropDownSizeable | Specifies whether a user can resize the drop-down window. | 
| DropDownWidth | Specifies the width of the drop-down window. | 
| EditMask | Specifies the mask that is used to validate the text specified in the control. | 
| HideSelection | Specifies whether the text selected in the component appears highlighted when the component loses focus. | 
| IgnoreMaskBlank | Specifies how the component validates the input value. | 
| ImeMode | Specifies the mode of the Input Method Editor (IME). | 
| ImeName | Specifies the name of the Input Method Editor (IME) used to process the keyboard input. | 
| ImmediateDropDown | Specifies if the component displays the drop-down window when a user is typing characters within the edit field of the component. | 
| ImmediateUpdateText | Specifies whether the component updates its text when a user navigates through drop-down window items using the keyboard. | 
| ItemHeight | Specifies the items’ height within the drop-down window in pixels. | 
| Items | Provides access to drop-down list items. | 
| MaskKind | Specifies the type of edit mask used by the component. | 
| MaxLength | Specifies the maximum number of characters that can be entered into the component. | 
| OEMConvert | Specifies whether the characters that are input into the component are converted from ANSI to OEM and then back to ANSI. | 
| PostPopupValueOnTab | Specifies whether the selected value of the drop-down list will be posted to the component when a user closes the drop-down window with the Tab key. | 
| Property | Obtains or sets the value of the property specified by its index. | 
| PropertyByName | Obtains or sets the value of the property with the specified name. | 
| PropertyCount | Returns the number of object properties. | 
| PropertyName | Returns the property name by index. | 
| ReadOnly | Specifies whether the component is read-only. | 
| Revertable | Specifies whether the component changes its text to the next item in the drop-down list on double-click. | 
| Sorted | Specifies whether the component will automatically sort items of the drop-down window and displays the sorted item list. | 
| UseLeftAlignmentOnEditing | Specifies whether the component’s text is aligned to the left in edit mode. | 
| ValidateOnEnter | Specifies whether to perform validation of the value displayed by the component when Enter is pressed. |