ToolStripDropDownItem::DropDownOpened Event
.NET Framework (current version)
Occurs when the ToolStripDropDown has opened.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
This event occurs when the user clicks the drop down item or when you call the ShowDropDown method. You can use this event to dynamically populate the ToolStripDropDown.
For more information about handling events, see Handling and Raising Events.
The following code example demonstrates how to handle the DropDownOpened event for multiple ToolStripDropDownItem controls. This code example is part of a larger example provided for the ToolStripDropDownItem class.
.NET Framework
Available since 2.0
Available since 2.0
Show: