diff options
Diffstat (limited to 'dtrans/source/win32/dnd/globals.hxx')
-rw-r--r-- | dtrans/source/win32/dnd/globals.hxx | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/dtrans/source/win32/dnd/globals.hxx b/dtrans/source/win32/dnd/globals.hxx new file mode 100644 index 000000000..7851c2eec --- /dev/null +++ b/dtrans/source/win32/dnd/globals.hxx @@ -0,0 +1,81 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ +#ifndef INCLUDED_DTRANS_SOURCE_WIN32_DND_GLOBALS_HXX +#define INCLUDED_DTRANS_SOURCE_WIN32_DND_GLOBALS_HXX + +#include <sal/config.h> + +#include <com/sun/star/uno/Reference.hxx> +#include <osl/mutex.hxx> + +namespace com::sun::star::datatransfer { class XTransferable; } + +#include <wtypes.h> +#include <sal/types.h> + +#define DNDSOURCE_SERVICE_NAME "com.sun.star.datatransfer.dnd.OleDragSource" +#define DNDSOURCE_IMPL_NAME "com.sun.star.comp.datatransfer.dnd.OleDragSource_V1" + +#define DNDTARGET_SERVICE_NAME "com.sun.star.datatransfer.dnd.OleDropTarget" +#define DNDTARGET_IMPL_NAME "com.sun.star.comp.datatransfer.dnd.OleDropTarget_V1" + +// This maps key states as occur as parameter, e.g. in IDropTarget::DragEnter, +// IDropSource::QueryContinueDrag, to actions as are declared in +// css::datatransfer::dnd::DNDConstants ( ACTION_MOVE etc). +// If the grfKeyState indicates the ALt or right mousebutton then the returned +// values combines all possible actions. This is because those keys and buttons are +// used when the user expect a menu to appear when he drops. The menu then +// contains entries, such as move, copy, link, cancel. +// An odd fact is that the argument grfKeyState in IDropTarget::Drop does not +// contain mouse buttons (winnt 4 SP6). That indicates that the right mouse button +// is not considered relevant in a drag operation. Contrarily the file explorer +// gives that button a special meaning: the user has to select the effect from +// a context menu on drop. +sal_Int8 dndOleKeysToAction( DWORD grfKeyState, sal_Int8 sourceActions); + +// The function maps a windows DROPEFFECTs to actions +// ( css::datatransfer::dnd::DNDConstants). +// The argument can be a combination of different DROPEFFECTS, +// In that case the return value is also a combination of the +// appropriate actions. +sal_Int8 dndOleDropEffectsToActions( DWORD dwEffect); + +// The function maps actions ( css::datatransfer::dnd::DNDConstants) +// to window DROPEFFECTs. +// The argument can be a combination of different actions +// In that case the return value is also a combination of the +// appropriate DROPEFFECTS. +DWORD dndActionsToDropEffects( sal_Int8 actions); + +// If the argument constitutes only one action then it is mapped to the +// corresponding DROPEFFECT otherwise DROPEFFECT_MOVE is returned. This is +// why move is the default effect (no modifiers pressed, or right mouse button +// or Alt). +DWORD dndActionsToSingleDropEffect( sal_Int8 actions); + +struct MutexDummy +{ + osl::Mutex m_mutex; +}; + +extern css::uno::Reference<css::datatransfer::XTransferable> g_XTransferable; + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |