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      1 // Copyright (c) 2011 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_TABLE_TABLE_VIEW_OBSERVER_H_
      6 #define UI_VIEWS_CONTROLS_TABLE_TABLE_VIEW_OBSERVER_H_
      7 
      8 #include "ui/events/keycodes/keyboard_codes.h"
      9 #include "ui/views/views_export.h"
     10 
     11 namespace views {
     12 
     13 class TableView;
     14 class TableView2;
     15 
     16 // TableViewObserver is notified about the TableView selection.
     17 class VIEWS_EXPORT TableViewObserver {
     18  public:
     19   virtual ~TableViewObserver() {}
     20 
     21   // Invoked when the selection changes.
     22   virtual void OnSelectionChanged() = 0;
     23 
     24   // Optional method invoked when the user double clicks on the table.
     25   virtual void OnDoubleClick() {}
     26 
     27   // Optional method invoked when the user middle clicks on the table.
     28   virtual void OnMiddleClick() {}
     29 
     30   // Optional method invoked when the user hits a key with the table in focus.
     31   virtual void OnKeyDown(ui::KeyboardCode virtual_keycode) {}
     32 };
     33 
     34 }  // namespace views
     35 
     36 #endif  // UI_VIEWS_CONTROLS_TABLE_TABLE_VIEW_OBSERVER_H_
     37