Makes canceling 'bookmark all tabs' delete the folder. Or rather,...

chrome/browser/bookmarks/bookmark_editor.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_BOOKMARKS_BOOKMARK_EDITOR_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_EDITOR_H_
 
+#include <string>
+#include <utility>
+#include <vector>
+
 #include "app/gfx/native_widget_types.h"
 
 class BookmarkNode;
+class GURL;
 class Profile;
 
 // Small, cross platform interface that shows the correct platform specific
 // bookmark editor dialog.
 class BookmarkEditor {
  public:
   // Handler is notified when the BookmarkEditor creates a new bookmark.
   // Handler is owned by the BookmarkEditor and deleted when it is deleted.
   class Handler {
    public:
     virtual ~Handler() {}
     virtual void NodeCreated(const BookmarkNode* new_node) = 0;
   };
 
   // An enumeration of the possible configurations offered.
   enum Configuration {
     SHOW_TREE,
     NO_TREE
   };
 
-  // Shows the platform specific BookmarkEditor subclass editing |node|. |node|
-  // may be one of three values:
-  // . NULL, in which a case a new entry is created initially parented to
-  //  |parent|.
-  // . non-null and a url.
-  // . non-null and a folder. In this case the url field is not shown and an
-  //   entry for the node is not shown in the tree.
-  // If |show_tree| is false the tree is not shown. BookmarkEditor takes
-  // ownership of |handler| and deletes it when done. |handler| may be
-  // null. See description of Handler for details.
+  // Describes what the user is editing.
+  struct EditDetails {
+    enum Type {
+      // The user is editing an existing node in the model. The node the user
+      // is editing is set in |existing_node|.
+      EXISTING_NODE,
+
+      // A new bookmark should be created if the user accepts the edit.
+      // |existing_node| is null in this case.
+      NEW_URL,
+
+      // A new folder bookmark should be created if the user accepts the edit.
+      // The contents of the folder should be that of |urls|.
+      // |existing_node| is null in this case.
+      NEW_FOLDER
+    };
+
+    EditDetails() : type(NEW_URL), existing_node(NULL) {}
+
+    explicit EditDetails(const BookmarkNode* node)
+        : type(EXISTING_NODE),
+          existing_node(node) {
+    }
+
+    // See description of enum value for details.
+    Type type;
+
+    // If type == EXISTING_NODE this gives the existing node.
+    const BookmarkNode* existing_node;
+
+    // If type == NEW_FOLDER, this is the urls/title pairs to add to the
+    // folder.
+    std::vector<std::pair<GURL, std::wstring> > urls;
+  };
+
+  // Shows the bookmark editor. The bookmark editor allows editing an
+  // existing node or creating a new bookmark node (as determined by
+  // |details.type|). If |configuration| is SHOW_TREE, a tree is shown allowing
+  // the user to choose the parent of the node.
+  // |parent| gives the initial parent to select in the tree for the node.
+  // |parent| is only used if |details.existing_node| is null.
+  // BookmarkEditor takes ownership of |handler| and deletes it when done.
+  // |handler| may be null. See description of Handler for details.
   static void Show(gfx::NativeWindow parent_window,
                    Profile* profile,
                    const BookmarkNode* parent,
-                   const BookmarkNode* node,
+                   const EditDetails& details,
                    Configuration configuration,
                    Handler* handler);
 };
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_EDITOR_H_