ToolTipService.HorizontalOffset Attached Property


Gets or sets the offset from the left of the area that is specified for the tooltip by the PlacementRectangle and PlacementTarget properties.

Namespace:   System.Windows.Controls
Assembly:  PresentationFramework (in PresentationFramework.dll)

See GetHorizontalOffset, SetHorizontalOffset

Property Value

Type: System.Double

A value that specifies a horizontal distance. The default value is zero (0).

The HorizontalOffset property and the VerticalOffset property values provide additional adjustment to the position of a tooltip that is defined by the PlacementTarget property and the PlacementRectangle property values.

HorizontalOffset behaves similarly to the Popup.HorizontalOffset property. For more information, see Popup Placement Behavior.

<object HorizontalOffset="double"/>
- or -
<object HorizontalOffset="qualifiedDouble"/>



A string representation of a Double value that is equal to or greater than 0.0 but that is smaller than Double.PositiveInfinity. This is interpreted as a device-independent unit (1/96th of an inch per unit) measurement. Strings do not have to explicitly include decimal points.


A Double value that is followed by one of these unit declaration strings: px, in, cm, pt.

px (default) is device-independent units (1/96th inch per unit)

in is inches; 1in==96px

cm is centimeters; 1cm==(96/2.54) px

pt is points; 1pt==(96/72) px

For information about how to get or set this property in code, see the GetHorizontalOffset and SetHorizontalOffset methods.

Identifier field


Metadata properties set to true


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