vcl/osx/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 using namespace com::sun::star::datatransfer::dnd;
  24
  25 /* Convert office drag actions as defined in
  26    <type>css::datatransfer::dnd::DNDConstants</type>
  27    into system conform drag actions.
  28  */
  29 unsigned int OfficeToSystemDragActions(sal_Int8 dragActions)
  30 {
  31     unsigned int actions = NSDragOperationNone;
  32
  33     if (dragActions & DNDConstants::ACTION_COPY)
  34     {
  35         actions |= NSDragOperationCopy;
  36     }
  37
  38     if (dragActions & DNDConstants::ACTION_MOVE)
  39     {
  40         actions |= NSDragOperationMove;
  41     }
  42
  43     if (dragActions & DNDConstants::ACTION_LINK)
  44     {
  45         actions |= NSDragOperationLink;
  46     }
  47
  48     return actions;
  49 }
  50
  51 /* Convert system conform drag actions into office conform
  52    drag actions as defined in
  53    <type>css::datatransfer::dnd::DNDConstants</type>.
  54  */
  55 sal_Int8 SystemToOfficeDragActions(unsigned int dragActions)
  56 {
  57     sal_Int8 actions = DNDConstants::ACTION_NONE;
  58
  59     if (dragActions & NSDragOperationCopy)
  60     {
  61         actions |= DNDConstants::ACTION_COPY;
  62     }
  63
  64     if (dragActions & NSDragOperationMove)
  65     {
  66         actions |= DNDConstants::ACTION_MOVE;
  67     }
  68
  69     if (dragActions & NSDragOperationLink)
  70     {
  71         actions |= DNDConstants::ACTION_LINK;
  72     }
  73
  74     // We map NSDragOperationGeneric to ACTION_DEFAULT to
  75     // signal that we have to decide for a drag action
  76     if (dragActions & NSDragOperationGeneric)
  77     {
  78         actions |= DNDConstants::ACTION_DEFAULT;
  79     }
  80
  81     return actions;
  82 }
  83
  84 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */