xref: /aoo42x/main/vcl/aqua/source/dtrans/DragActionConversion.cxx (revision cdf0e10c)

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#include "DragActionConversion.hxx"
#include <com/sun/star/datatransfer/dnd/DNDConstants.hpp>


using namespace com::sun::star::datatransfer::dnd;


/* Convert office drag actions as defined in
   <type>com::sun::star::datatransfer::dnd::DNDConstants</type>
   into system conform drag actions.
 */
unsigned int OfficeToSystemDragActions(sal_Int8 dragActions)
{
  unsigned int actions = NSDragOperationNone;

  if (dragActions & DNDConstants::ACTION_COPY)
	{
	  actions |= NSDragOperationCopy;
	}

  if (dragActions & DNDConstants::ACTION_MOVE)
	{
	  actions |= NSDragOperationMove;
	}

  if (dragActions & DNDConstants::ACTION_LINK)
	{
	  actions |= NSDragOperationLink;
	}

  return actions;
}

/* Convert system conform drag actions into office conform
   drag actions as defined in
   <type>com::sun::star::datatransfer::dnd::DNDConstants</type>.
 */
sal_Int8 SystemToOfficeDragActions(unsigned int dragActions)
{
  sal_Int8 actions = DNDConstants::ACTION_NONE;

  if (dragActions & NSDragOperationCopy)
	{
	  actions |= DNDConstants::ACTION_COPY;
	}

  if (dragActions & NSDragOperationMove)
	{
	  actions |= DNDConstants::ACTION_MOVE;
	}

  if (dragActions & NSDragOperationLink)
	{
	  actions |= DNDConstants::ACTION_LINK;
	}

  // We map NSDragOperationGeneric to ACTION_DEFAULT to
  // signal that we have to decide for a drag action
  if (dragActions & NSDragOperationGeneric)
	{
	  actions |= DNDConstants::ACTION_DEFAULT;
	}

  return actions;
}