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IsDropDownOpen Property

DatePicker.IsDropDownOpen Property

Gets or sets a value that indicates whether the drop-down Calendar is open or closed.

Namespace:  System.Windows.Controls
Assembly:  PresentationFramework (in PresentationFramework.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation

public bool IsDropDownOpen { get; set; }
<DatePicker IsDropDownOpen="bool"/>

Property Value

Type: System.Boolean
true if the Calendar is open; otherwise, false. The default is false.

Identifier field


Metadata properties set to true


Setting this property will cause the Calendar drop-down to open or close.

The following example creates a DatePicker that is initialized with its calendar open and displays July 7, 2009.

<DatePicker IsDropDownOpen="True"

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4
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