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   ~WindowTargeter() override;
  19
  20  protected:
  21   // ui::EventTargeter:
  22   ui::EventTarget* FindTargetForEvent(ui::EventTarget* root,
  23                                       ui::Event* event) override;
  24   ui::EventTarget* FindTargetForLocatedEvent(ui::EventTarget* root,
  25                                              ui::LocatedEvent* event) override;
  26   bool SubtreeCanAcceptEvent(ui::EventTarget* target,
  27                              const ui::LocatedEvent& event) const override;
  28   bool EventLocationInsideBounds(ui::EventTarget* target,
  29                                  const ui::LocatedEvent& event) const override;
  30
  31  private:
  32   Window* FindTargetForKeyEvent(Window* root_window,
  33                                 const ui::KeyEvent& event);
  34   Window* FindTargetInRootWindow(Window* root_window,
  35                                  const ui::LocatedEvent& event);
  36
  37   DISALLOW_COPY_AND_ASSIGN(WindowTargeter);
  38 };
  39
  40 }  // namespace aura
  41
  42 #endif  // UI_AURA_WINDOW_TARGETER_H_