ui/views/controls/tree/tree_view_controller.h

   1 // Copyright (c) 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 #ifndef UI_VIEWS_CONTROLS_TREE_TREE_VIEW_CONTROLLER_H_
   6 #define UI_VIEWS_CONTROLS_TREE_TREE_VIEW_CONTROLLER_H_
   7
   8 #include "ui/events/keycodes/keyboard_codes.h"
   9 #include "ui/views/views_export.h"
  10
  11 namespace ui {
  12 class TreeModelNode;
  13 }
  14
  15 namespace views {
  16
  17 class TreeView;
  18
  19 // TreeViewController ---------------------------------------------------------
  20
  21 // Controller for the treeview.
  22 class VIEWS_EXPORT TreeViewController {
  23  public:
  24   // Notification that the selection of the tree view has changed. Use
  25   // GetSelectedNode to find the current selection.
  26   virtual void OnTreeViewSelectionChanged(TreeView* tree_view) = 0;
  27
  28   // Returns true if the node can be edited. This is only used if the
  29   // TreeView is editable.
  30   virtual bool CanEdit(TreeView* tree_view, ui::TreeModelNode* node);
  31
  32  protected:
  33   virtual ~TreeViewController();
  34 };
  35
  36 }  // namespace views
  37
  38 #endif  // UI_VIEWS_CONTROLS_TREE_TREE_VIEW_CONTROLLER_H_