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ComboBox.DropDownHeight Property

Note: This property is new in the .NET Framework version 2.0.

Gets or sets the height in pixels of the drop-down portion of the ComboBox.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in

public int DropDownHeight { get; set; }
/** @property */
public int get_DropDownHeight ()

/** @property */
public void set_DropDownHeight (int value)

public function get DropDownHeight () : int

public function set DropDownHeight (value : int)

Property Value

The height, in pixels, of the drop-down box.

Exception typeCondition


The specified value is less than one.

Setting the DropDownHeight property resets the IntegralHeight property to false.

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0