TextBlock::GetPositionFromPoint Method (Point, Boolean)
.NET Framework (current version)
Returns a TextPointer to the position closest to a specified Point.
Assembly: PresentationFramework (in PresentationFramework.dll)
Parameters
- point
-
Type:
System.Windows::Point
A Point in the coordinate space of the TextBlock for which to return a TextPointer.
- snapToText
-
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 |
|---|---|
| InvalidOperationException | 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
Available since 3.0
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