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      1 // Copyright 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_EVENTS_TEST_TEST_EVENT_TARGET_H_
      6 #define UI_EVENTS_TEST_TEST_EVENT_TARGET_H_
      7 
      8 #include <set>
      9 
     10 #include "base/memory/scoped_vector.h"
     11 #include "ui/events/event_target.h"
     12 
     13 namespace gfx {
     14 class Point;
     15 }
     16 
     17 namespace ui {
     18 namespace test {
     19 
     20 class TestEventTarget : public EventTarget {
     21  public:
     22   TestEventTarget();
     23   virtual ~TestEventTarget();
     24 
     25   void AddChild(scoped_ptr<TestEventTarget> child);
     26   scoped_ptr<TestEventTarget> RemoveChild(TestEventTarget* child);
     27 
     28   TestEventTarget* parent() { return parent_; }
     29 
     30   TestEventTarget* child_at(int index) { return children_[index]; }
     31   size_t child_count() const { return children_.size(); }
     32 
     33   void SetEventTargeter(scoped_ptr<EventTargeter> targeter);
     34 
     35   bool DidReceiveEvent(ui::EventType type) const;
     36   void ResetReceivedEvents();
     37 
     38  protected:
     39   bool Contains(TestEventTarget* target) const;
     40 
     41   // EventTarget:
     42   virtual bool CanAcceptEvent(const ui::Event& event) OVERRIDE;
     43   virtual EventTarget* GetParentTarget() OVERRIDE;
     44   virtual scoped_ptr<EventTargetIterator> GetChildIterator() const OVERRIDE;
     45   virtual EventTargeter* GetEventTargeter() OVERRIDE;
     46 
     47   // EventHandler:
     48   virtual void OnEvent(Event* event) OVERRIDE;
     49 
     50  private:
     51   void set_parent(TestEventTarget* parent) { parent_ = parent; }
     52 
     53   TestEventTarget* parent_;
     54   ScopedVector<TestEventTarget> children_;
     55   scoped_ptr<EventTargeter> targeter_;
     56 
     57   std::set<ui::EventType> received_;
     58 
     59   DISALLOW_COPY_AND_ASSIGN(TestEventTarget);
     60 };
     61 
     62 }  // namespace test
     63 }  // namespace ui
     64 
     65 #endif  // UI_EVENTS_TEST_TEST_EVENT_TARGET_H_
     66