RibbonMenuButton.DropDownOpened 이벤트

정의

드롭다운이 열릴 때 발생합니다.

public:
 event EventHandler ^ DropDownOpened;
public event EventHandler DropDownOpened;
member this.DropDownOpened : EventHandler 
Public Custom Event DropDownOpened As EventHandler 
Public Event DropDownOpened As EventHandler 

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