VisualStyleRenderer.HitTestBackground Method (IDeviceContext, Rectangle, IntPtr, Point, HitTestOptions)

 

Returns a hit test code indicating whether the point is contained in the background of the current visual style element and within the specified region.

Namespace:   System.Windows.Forms.VisualStyles
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

public HitTestCode HitTestBackground(
	IDeviceContext dc,
	Rectangle backgroundRectangle,
	IntPtr hRgn,
	Point pt,
	HitTestOptions options
)

Parameters

dc
Type: System.Drawing.IDeviceContext

The IDeviceContext this operation will use.

backgroundRectangle
Type: System.Drawing.Rectangle

A Rectangle that contains the background of the current visual style element.

hRgn
Type: System.IntPtr

A Windows handle to a Region that specifies the bounds of the hit test area within the background.

pt
Type: System.Drawing.Point

The Point to test.

options
Type: System.Windows.Forms.VisualStyles.HitTestOptions

A bitwise combination of the HitTestOptions values.

Return Value

Type: System.Windows.Forms.VisualStyles.HitTestCode

A HitTestCode that describes where pt is located in the background of the current visual style element.

Exception Condition
ArgumentNullException

dc is null.

.NET Framework
Available since 2.0
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