5 references to DropDownOpened
System.Windows.Forms.Design (4)
System\Windows\Forms\Design\ToolStripMenuItemDesigner.cs (2)
1490MenuItem.DropDownOpened += DropDownItem_DropDownOpened; 2584MenuItem.DropDownOpened -= DropDownItem_DropDownOpened;
System\Windows\Forms\Design\ToolStripTemplateNode.cs (2)
715_addItemButton.DropDownOpened -= OnAddItemButtonDropDownOpened; 1419_addItemButton.DropDownOpened += OnAddItemButtonDropDownOpened;
System.Windows.Forms.Tests (1)
System\Windows\Forms\ToolStripTests.cs (1)
7346toolStripMenuItem.DropDownOpened += (sender, e) =>