ComboBox.DroppedDown Property
.NET Framework 4.5
Gets or sets a value indicating whether the combo box is displaying its drop-down portion.
Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Property Value
Type: System.Booleantrue if the drop-down portion is displayed; otherwise, false. The default is false.
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.