3 references to DropDownOpening
System.Windows.Forms (1)
System\Windows\Forms\MDI\MDIControlStrip.cs (1)
65
_system.
DropDownOpening
+= OnSystemMenuDropDownOpening;
System.Windows.Forms.Design (2)
System\Windows\Forms\Design\ToolStripMenuItemDesigner.cs (2)
1489
MenuItem.
DropDownOpening
+= DropDownItem_DropDownOpening;
2583
MenuItem.
DropDownOpening
-= DropDownItem_DropDownOpening;