CDC::GetClipBox 

virtual int GetClipBox( LPRECT lpRect ) const;

Return Value

The clipping region’s type. It can be any of the following values:

• COMPLEXREGION   Clipping region has overlapping borders.
  
  
• ERROR   Device context is not valid.
  
  
• NULLREGION   Clipping region is empty.
  
  
• SIMPLEREGION   Clipping region has no overlapping borders.

Parameters

lpRect

Points to the RECT structure or CRect object that is to receive the rectangle dimensions.

Remarks

Retrieves the dimensions of the tightest bounding rectangle around the current clipping boundary. The dimensions are copied to the buffer pointed to by lpRect.

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See Also   CDC::SelectClipRgn, ::GetClipBox, RECT