dtrans/source/win32/dnd/sourcecontext.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 <com/sun/star/datatransfer/dnd/DNDConstants.hpp>
  21
  22 #include "sourcecontext.hxx"
  23
  24 using namespace com::sun::star::datatransfer::dnd;
  25 using namespace com::sun::star::datatransfer::dnd::DNDConstants;
  26
  27 SourceContext::SourceContext( DragSource* pSource,
  28                              const Reference<XDragSourceListener>& listener):
  29         WeakComponentImplHelper1<XDragSourceContext>(m_mutex),
  30         m_pDragSource( pSource),
  31         m_dragSource( static_cast<XDragSource*>( m_pDragSource) )
  32 {
  33 #if OSL_DEBUG_LEVEL > 1
  34     if( listener.is())
  35 #endif
  36     rBHelper.addListener( cppu::UnoType<decltype(listener)>::get(), listener );
  37 }
  38
  39 SourceContext::~SourceContext()
  40 {
  41 }
  42
  43 void SAL_CALL SourceContext::addDragSourceListener(
  44     const Reference<XDragSourceListener >& )
  45     throw( RuntimeException)
  46 {
  47 }
  48
  49 void SAL_CALL SourceContext::removeDragSourceListener(
  50      const Reference<XDragSourceListener >& )
  51     throw( RuntimeException)
  52 {
  53 }
  54
  55 sal_Int32 SAL_CALL SourceContext::getCurrentCursor(  )
  56     throw( RuntimeException)
  57 {
  58     return 0;
  59 }
  60
  61 void SAL_CALL SourceContext::setCursor( sal_Int32 /*cursorId*/ )
  62     throw( RuntimeException)
  63 {
  64 }
  65
  66 void SAL_CALL SourceContext::setImage( sal_Int32 /*imageId*/ )
  67     throw( RuntimeException)
  68 {
  69 }
  70
  71 void SAL_CALL SourceContext::transferablesFlavorsChanged(  )
  72     throw( RuntimeException)
  73 {
  74 }
  75
  76 // non -interface functions
  77 // Fires XDragSourceListener::dragDropEnd events.
  78 void SourceContext::fire_dragDropEnd( sal_Bool success, sal_Int8 effect)
  79 {
  80
  81     DragSourceDropEvent e;
  82
  83     if( success == sal_True)
  84     {
  85         e.DropAction=  effect;
  86         e.DropSuccess= sal_True;
  87     }
  88     else
  89     {
  90         e.DropAction= ACTION_NONE;
  91         e.DropSuccess= sal_False;
  92     }
  93     e.DragSource= m_dragSource;
  94     e.DragSourceContext= static_cast<XDragSourceContext*>( this);
  95     e.Source= Reference<XInterface>( static_cast<XDragSourceContext*>( this), UNO_QUERY);
  96
  97     OInterfaceContainerHelper* pContainer= rBHelper.getContainer(
  98         cppu::UnoType<XDragSourceListener>::get());
  99
 100     if( pContainer)
 101     {
 102         OInterfaceIteratorHelper iter( *pContainer);
 103         while( iter.hasMoreElements())
 104         {
 105             Reference<XDragSourceListener> listener(
 106                 static_cast<XDragSourceListener*>( iter.next()));
 107             listener->dragDropEnd( e);
 108         }
 109     }
 110 }
 111
 112 void SourceContext::fire_dropActionChanged( sal_Int8 dropAction, sal_Int8 userAction)
 113 {
 114     if( m_currentAction != dropAction)
 115     {
 116         m_currentAction= dropAction;
 117         DragSourceDragEvent e;
 118         e.DropAction= dropAction;
 119         e.UserAction= userAction;
 120         e.DragSource= m_dragSource;
 121         e.DragSourceContext= static_cast<XDragSourceContext*>( this);
 122         e.Source= Reference<XInterface>( static_cast<XDragSourceContext*>( this), UNO_QUERY);
 123
 124         OInterfaceContainerHelper* pContainer= rBHelper.getContainer(
 125             cppu::UnoType<XDragSourceListener>::get());
 126
 127         if( pContainer)
 128         {
 129             OInterfaceIteratorHelper iter( *pContainer);
 130             while( iter.hasMoreElements())
 131             {
 132                 Reference<XDragSourceListener> listener(
 133                     static_cast<XDragSourceListener*>( iter.next()));
 134                 listener->dropActionChanged( e);
 135             }
 136         }
 137     }
 138 }
 139
 140 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */