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TextBox.GetCharacterIndexFromPoint Method

Returns the zero-based index of the character that is closest to the specified point.

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

public int GetCharacterIndexFromPoint(
	Point point,
	bool snapToText
)

Parameters

point
Type: System.Windows.Point

A point in TextBox coordinate-space for which to return an index.

snapToText
Type: System.Boolean

true to return the nearest index if there is no character at the specified point; false to return –1 if there is no character at the specified point.

Return Value

Type: System.Int32
The index of the character that is closest to the specified point, or –1 if no valid index can be found.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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