Revit 2025 API
Combo |
The event arguments used by ComboBox's DropDownOpened event.

SystemObject
SystemEventArgs
Autodesk.Revit.UI.EventsRibbonItemEventArgs
Autodesk.Revit.UI.EventsComboBoxDropDownOpenedEventArgs
SystemEventArgs
Autodesk.Revit.UI.EventsRibbonItemEventArgs
Autodesk.Revit.UI.EventsComboBoxDropDownOpenedEventArgs
Namespace: Autodesk.Revit.UI.Events
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 25.0.0.0 (25.0.0.0)
Syntax
public class ComboBoxDropDownOpenedEventArgs : RibbonItemEventArgs
Public Class ComboBoxDropDownOpenedEventArgs Inherits RibbonItemEventArgs
public ref class ComboBoxDropDownOpenedEventArgs : public RibbonItemEventArgs
type ComboBoxDropDownOpenedEventArgs = class inherit RibbonItemEventArgs end
The ComboBoxDropDownOpenedEventArgs type exposes the following members.

Name | Description | |
---|---|---|
![]() | ComboBoxDropDownOpenedEventArgs | Initializes a new instance of the ComboBoxDropDownOpenedEventArgs class |

Name | Description | |
---|---|---|
![]() | Application |
The current UIApplication.
(Inherited from RibbonItemEventArgs) |

Name | Description | |
---|---|---|
![]() | Equals | Determines whether the specified object is equal to the current object. (Inherited from Object) |
![]() | GetHashCode | Serves as the default hash function. (Inherited from Object) |
![]() | GetType | Gets the Type of the current instance. (Inherited from Object) |
![]() | ToString | Returns a string that represents the current object. (Inherited from Object) |
See Also