| Class | Description |
| AlphaChar | Class for matching alpha characters [A-Za-z] |
| AlphaNumericChar | Class for matching alpha and digits [A-Za-z0-9] |
| AMPMSection | Class for AP-PM section of a time mask. |
| CharTypeConverter | TypeConverter class for character properties. |
| DaySection | day section part of a date mask |
| DigitChar | Class for matching digits |
| DisplayCharBase | base type for all CharacterPosition classes |
| DisplayCharsCollection | DisplayCharsCollection class |
| DisplayCharsEditSection | display charsedit section that is based |
| DisplayCharUIElement | DisplayCharUIElement class |
| EditAreaUIElement | EditAreaUIElement |
| EditSectionBase | base class for any non-literal sections |
| EraSection | Class for Era section of a date mask. |
| FractionPart | Edit section implementation for a fraction part. |
| FractionPartContinuous | Edit section implementation for a fraction part. |
| HourSection | hour section of a time mask |
| InputCharBase | Class that represents an editable position in the mask edit control |
| InvalidCharEventArgs | InvalidCharEventArgs class for firing InvalidChar event. You can prevent the default behaviour of MaskedEdit control which is to beep by setting the Beep property to false. |
| InvalidOperationEventArgs | InvalidOperationEventArgs class for firing InvalidOperation event. You can prevent the default behaviour of MaskedEdit control which is to beep by setting the Beep property to false. |
| KeyActionMapping | Key/Action mapping object for UltraGrid. |
| KeyActionMappings | Summary description for KeyActionMappings. |
| LiteralSection | LiteralSection class |
| MaskedEditUIElement | The main element for an editing area for the masked edit. |
| MilliSecondSection | Milliseconds section of a time mask |
| MinuteSection | minute section of a time mask |
| MonthSection | month section part of a date mask |
| NumberSection | a number section |
| ParsedMask | Class for applying a mask to a string without having to create a masked edit control |
| SecondSection | second section of a time mask |
| SectionBase | abstract base class for all the different kinds of sections |
| SectionsCollection | sections collection |
| SectionUIElement | SectionUIElement. Used for drawing each section |
| SpinIncrementUITypeEditor | SpinIncrementUITypeEditor. TypeEditor used for the SpinIncrement property to allow Int32, Double, Decimal and DateTimeIncrement types. |
| YearSection | year section of a date mask |