chrome/browser/ui/gtk/bookmarks/bookmark_drag_drop_gtk.cc

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/ui/bookmarks/bookmark_drag_drop.h"
   6
   7 #include <vector>
   8
   9 #include "base/compiler_specific.h"
  10 #include "chrome/browser/ui/gtk/bookmarks/bookmark_utils_gtk.h"
  11 #include "chrome/browser/ui/gtk/custom_drag.h"
  12
  13 namespace {
  14
  15 const GdkDragAction kBookmarkDragAction =
  16     static_cast<GdkDragAction>(GDK_ACTION_COPY | GDK_ACTION_MOVE);
  17
  18 // Encapsulates functionality for drags of one or more bookmarks.
  19 class BookmarkDrag : public CustomDrag {
  20  public:
  21   BookmarkDrag(Profile* profile, const std::vector<const BookmarkNode*>& nodes);
  22
  23  private:
  24   virtual ~BookmarkDrag() {}
  25
  26   virtual void OnDragDataGet(GtkWidget* widget,
  27                              GdkDragContext* context,
  28                              GtkSelectionData* selection_data,
  29                              guint target_type,
  30                              guint time) OVERRIDE {
  31     WriteBookmarksToSelection(nodes_, selection_data, target_type, profile_);
  32   }
  33
  34   Profile* profile_;
  35   std::vector<const BookmarkNode*> nodes_;
  36
  37   DISALLOW_COPY_AND_ASSIGN(BookmarkDrag);
  38 };
  39
  40 BookmarkDrag::BookmarkDrag(Profile* profile,
  41                            const std::vector<const BookmarkNode*>& nodes)
  42     : CustomDrag(NULL, GetCodeMask(false), kBookmarkDragAction),
  43       profile_(profile),
  44       nodes_(nodes) {}
  45
  46 }  // namespace
  47
  48 namespace chrome {
  49
  50 void DragBookmarks(Profile* profile,
  51                    const std::vector<const BookmarkNode*>& nodes,
  52                    gfx::NativeView view) {
  53   DCHECK(!nodes.empty());
  54
  55   // This starts the drag process, the lifetime of this object is tied to the
  56   // system drag.
  57   new BookmarkDrag(profile, nodes);
  58 }
  59
  60 }  // namespace chrome