vcl/aqua/source/dtrans/DragActionConversion.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "DragActionConversion.hxx"
  21 #include <com/sun/star/datatransfer/dnd/DNDConstants.hpp>
  22
  23
  24 using namespace com::sun::star::datatransfer::dnd;
  25
  26
  27 /* Convert office drag actions as defined in
  28    <type>com::sun::star::datatransfer::dnd::DNDConstants</type>
  29    into system conform drag actions.
  30  */
  31 unsigned int OfficeToSystemDragActions(sal_Int8 dragActions)
  32 {
  33   unsigned int actions = NSDragOperationNone;
  34
  35   if (dragActions & DNDConstants::ACTION_COPY)
  36     {
  37       actions |= NSDragOperationCopy;
  38     }
  39
  40   if (dragActions & DNDConstants::ACTION_MOVE)
  41     {
  42       actions |= NSDragOperationMove;
  43     }
  44
  45   if (dragActions & DNDConstants::ACTION_LINK)
  46     {
  47       actions |= NSDragOperationLink;
  48     }
  49
  50   return actions;
  51 }
  52
  53 /* Convert system conform drag actions into office conform
  54    drag actions as defined in
  55    <type>com::sun::star::datatransfer::dnd::DNDConstants</type>.
  56  */
  57 sal_Int8 SystemToOfficeDragActions(unsigned int dragActions)
  58 {
  59   sal_Int8 actions = DNDConstants::ACTION_NONE;
  60
  61   if (dragActions & NSDragOperationCopy)
  62     {
  63       actions |= DNDConstants::ACTION_COPY;
  64     }
  65
  66   if (dragActions & NSDragOperationMove)
  67     {
  68       actions |= DNDConstants::ACTION_MOVE;
  69     }
  70
  71   if (dragActions & NSDragOperationLink)
  72     {
  73       actions |= DNDConstants::ACTION_LINK;
  74     }
  75
  76   // We map NSDragOperationGeneric to ACTION_DEFAULT to
  77   // signal that we have to decide for a drag action
  78   if (dragActions & NSDragOperationGeneric)
  79     {
  80       actions |= DNDConstants::ACTION_DEFAULT;
  81     }
  82
  83   return actions;
  84 }
  85
  86 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */