ui/aura/window_targeter.h

   1 // Copyright (c) 2013 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_AURA_WINDOW_TARGETER_H_
   6 #define UI_AURA_WINDOW_TARGETER_H_
   7
   8 #include "ui/aura/aura_export.h"
   9 #include "ui/events/event_targeter.h"
  10
  11 namespace aura {
  12
  13 class Window;
  14
  15 class AURA_EXPORT WindowTargeter : public ui::EventTargeter {
  16  public:
  17   WindowTargeter();
  18   virtual ~WindowTargeter();
  19
  20  protected:
  21   // ui::EventTargeter:
  22   virtual ui::EventTarget* FindTargetForEvent(ui::EventTarget* root,
  23                                               ui::Event* event) OVERRIDE;
  24   virtual ui::EventTarget* FindTargetForLocatedEvent(
  25       ui::EventTarget* root,
  26       ui::LocatedEvent* event) OVERRIDE;
  27   virtual bool SubtreeCanAcceptEvent(
  28       ui::EventTarget* target,
  29       const ui::LocatedEvent& event) const OVERRIDE;
  30   virtual bool EventLocationInsideBounds(
  31       ui::EventTarget* target,
  32       const ui::LocatedEvent& event) const OVERRIDE;
  33
  34  private:
  35   Window* FindTargetForKeyEvent(Window* root_window,
  36                                 const ui::KeyEvent& event);
  37   Window* FindTargetInRootWindow(Window* root_window,
  38                                  const ui::LocatedEvent& event);
  39
  40   DISALLOW_COPY_AND_ASSIGN(WindowTargeter);
  41 };
  42
  43 }  // namespace aura
  44
  45 #endif  // UI_AURA_WINDOW_TARGETER_H_