gecko-dev/layout/generic/nsICanvasFrame.h

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/* interface to rendering object that lives inside the document scrollbars */

#ifndef nsICanvasFrame_h__
#define nsICanvasFrame_h__

#include "nsISupports.h"

// IID for the nsICanvasFrame interface
#define NS_ICANVASFRAME_IID       \
{ 0x9df7db77, 0x49a2, 0x11d5, {0x97, 0x92, 0x0, 0x60, 0xb0, 0xfb, 0x99, 0x56} }

class nsICanvasFrame : public nsISupports
{
public:
  NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICANVASFRAME_IID)

  /** SetHasFocus tells the CanvasFrame to draw with focus ring
   *  @param aHasFocus PR_TRUE to show focus ring, PR_FALSE to hide it
   */
  NS_IMETHOD SetHasFocus(PRBool aHasFocus) = 0;

};

NS_DEFINE_STATIC_IID_ACCESSOR(nsICanvasFrame, NS_ICANVASFRAME_IID)

#endif  // nsICanvasFrame_h__