| Name | Description |
| AcceptsEscape | Gets or sets a value indicates if the Escape key that cancels modified value is handled by the control without passing it to the owner form (AcceptsEscape=True), or it is then passed to the form and can close it if the form has CancelButton (AcceptsEscape=False). |
| AutoCompleteCustomSource | Gets or sets a custom StringCollection to use when the AutoCompleteSource property is set to CustomSource. |
| AutoCompleteMode | Gets or sets an option that controls how automatic completion works for the TextBox. |
| AutoCompleteSource | Gets or sets a value specifying the source of complete strings used for automatic completion. |
| AutoOpen | Gets or sets a value indicating whether to open the drop down control when the control receives the focus. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| ButtonsSettings | Gets the properties of butons. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| CanUndo | Gets a value indicating whether the user can undo the previous operation in a text box control. |
| CaseSensitive | True if string comparisons are case-sensitive; otherwise, False. Default: False |
| CharacterCasing | Gets or sets whether the TextBox control modifies the case of characters as they are typed. |
| CultureInfo | Gets or sets the current CultureInfo object. |
| CustomFormat | Custom format specifier used if FormatType = FormatTypeEnum.CustomFormat. |
| DataMember | Gets or sets the member of the data source object to which the control is bound. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| DataSource | Gets or sets the data source object to which the control is bound. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| DataType | Gets or sets the type of the Value property. |
| DisableOnNoData | Gets or sets whether the text box should be disabled when it is bound to an empty data source, i.e. CurrencyManager.Count = 0. |
| DisplayFormat | Format used to display the value when the control is in display mode. |
| DropDownAlign | Alignment of the dropdown form relative to the control. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| DropDownStyle | Gets or sets the style of the combobox. |
| DropDownWidth | Gets or set the width of the drop down box in a combobox. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| DroppedDown | Gets or sets a value indicating if the dropdown is currently open. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| EditFormat | Format used to display the value when the control is in edit mode (has input focus and is not read-only). |
| EmptyAsNull | If True, empty strings are interpreted as null values (DBNull). |
| ErrorInfo | Gets settings affecting error handling in the control. |
| ExitOnLeftRightKey | Gets or sets whether the focus automatically moves to the previous or next control in the tab order when pressing the left or right arrow keys. |
| FormatType | Enumeration value determining the formatting method, including standard .NET format specifiers, custom and programmatic formatting. |
| GapHeight | Gets or sets a distance in pixels between the control edge and the dropdown. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| HideSelection | Gets or sets a value indicating whether the selected text in the text box control remains highlighted when the control loses focus. |
| Icon | Gets or sets the C1.Framework.C1Icon that is displayed on a drop down control. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| Image | Gets or sets the image that is displayed on a drop down control. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| ImageIndex | Gets or sets the image list index value of the image displayed on a drop down control. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| ImageKey | Gets or sets the key accessor for the image in the ImageList. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| ImageList | Gets or sets the System.Windows.Forms.ImageList that contains the System.Drawing.Image displayed on a drop down control. (Inherited from C1.Win.Input.Base.IDropDownControlBase) |
| InitialSelection | Gets or sets a value determines the selection position when a control receives input focus. |
| MarkEmpty | Gets or sets a value that indicates need draws a red dotted line if Value is empty or not. |
| MaxLength | Gets or sets the maximum number of characters the user can type or paste into the text box control. |
| MaxLengthUnit | Gets or sets whether the maximum number of characters that fit in the control are handled based on bytes, characters, or text elements. |
| NullText | String representing a DBNull value. |
| ParseInfo | Gets settings affecting parsing, that is, converting the string entered by the user to the data type. |
| PasswordChar | Gets or sets the character used to mask characters of a password in a single-line TextBox control. |
| Placeholder | Gets or sets the textual place holder, that is displayed by C1.Win.Input.C1TextBox to prompt the user for information. |
| PostValidation | Validation rules applied after parsing, that is, after converting the string entered by the user to the DataType (typed validation). |
| PreValidation | Validation rules applied before parsing, that is, before converting the string entered by the user to the DataType (raw string validation). |
| SelectedText | Gets or sets a value indicating the currently selected text in the control. |
| SelectionLength | Gets or sets the number of characters selected in the text box. |
| SelectionStart | Gets or sets the starting point of text selected in the text box. |
| ShortcutsEnabled | Gets or sets a value indicating whether the defined shortcuts are enabled. |
| Text | Gets or sets the current text in the text box. |
| TextAlign | Gets or sets how text is aligned in a TextBox control. |
| TextLength | Gets the length of text in the control. |
| TrimEnd | If True, trailing spaces are removed. |
| TrimStart | If True, leading spaces are removed. |
| UseSystemPasswordChar | Gets or sets a value indicating whether the text in the TextBox control should appear as the default password character. |
| Value | Gets or sets the current DataType representation of the visual information contained in the control. |
| VerticalAlign | Gets or sets the vertical alignment of the content in the control. |