| /* |
| * Copyright (C) 2011, Igalia S.L. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef GtkDragAndDropHelper_h |
| #define GtkDragAndDropHelper_h |
| |
| #include "DataObjectGtk.h" |
| #include <wtf/FastAllocBase.h> |
| #include <wtf/Noncopyable.h> |
| #include <wtf/text/CString.h> |
| |
| namespace WebCore { |
| |
| struct DroppingContext; |
| class DragData; |
| |
| typedef void (*DragExitedCallback)(GtkWidget*, DragData*, bool dropHappened); |
| |
| class GtkDragAndDropHelper { |
| WTF_MAKE_NONCOPYABLE(GtkDragAndDropHelper); |
| WTF_MAKE_FAST_ALLOCATED; |
| |
| public: |
| GtkDragAndDropHelper() |
| : m_widget(0) |
| { |
| } |
| ~GtkDragAndDropHelper(); |
| |
| void setWidget(GtkWidget* widget) { m_widget = widget; } |
| bool handleDragEnd(GdkDragContext*); |
| void handleGetDragData(GdkDragContext*, GtkSelectionData*, guint info); |
| void handleDragLeave(GdkDragContext*, DragExitedCallback); |
| void handleDragLeaveLater(DroppingContext*); |
| PassOwnPtr<DragData> handleDragMotion(GdkDragContext*, const IntPoint&, unsigned time); |
| PassOwnPtr<DragData> handleDragDataReceived(GdkDragContext*, GtkSelectionData*, guint info); |
| PassOwnPtr<DragData> handleDragDrop(GdkDragContext*, const IntPoint&); |
| void startedDrag(GdkDragContext*, DataObjectGtk*); |
| |
| private: |
| GtkWidget* m_widget; |
| HashMap<GdkDragContext*, DroppingContext*> m_droppingContexts; |
| HashMap<GdkDragContext*, RefPtr<DataObjectGtk> > m_draggingDataObjects; |
| }; |
| |
| } |
| |
| #endif // DataObjectGtk_h |