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TextBlock.GetPositionFromPoint Method (Point, Boolean)


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Returns a TextPointer to the position closest to a specified Point.

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

public TextPointer GetPositionFromPoint(
	Point point,
	bool snapToText


Type: System.Windows.Point

A Point in the coordinate space of the TextBlock for which to return a TextPointer.

Type: System.Boolean

true to return a TextPointer to the insertion point closest to point, whether or not point is inside a character's bounding box; false to return null if point is not inside a character's bounding box.

Return Value

Type: System.Windows.Documents.TextPointer

A TextPointer to the specified point, or null if snapToText is false and the specified point does not fall within a character bounding box in the TextBlock content area.

Exception Condition

Current, valid layout information for the control is unavailable.

This method always returns a valid TextPointer when snapToText is true.

.NET Framework
Available since 3.0
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