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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 #include "ui/events/test/test_event_target.h"
      6 
      7 #include "ui/events/event.h"
      8 #include "ui/events/event_target_iterator.h"
      9 #include "ui/events/event_targeter.h"
     10 
     11 namespace ui {
     12 namespace test {
     13 
     14 TestEventTarget::TestEventTarget()
     15     : parent_(NULL) {}
     16 TestEventTarget::~TestEventTarget() {}
     17 
     18 void TestEventTarget::AddChild(scoped_ptr<TestEventTarget> child) {
     19   TestEventTarget* child_r = child.get();
     20   if (child->parent()) {
     21     AddChild(child->parent()->RemoveChild(child.release()));
     22   } else {
     23     children_.push_back(child.release());
     24   }
     25   child_r->set_parent(this);
     26 }
     27 
     28 scoped_ptr<TestEventTarget> TestEventTarget::RemoveChild(TestEventTarget *c) {
     29   ScopedVector<TestEventTarget>::iterator iter = std::find(children_.begin(),
     30                                                            children_.end(),
     31                                                            c);
     32   if (iter != children_.end()) {
     33     children_.weak_erase(iter);
     34     c->set_parent(NULL);
     35     return scoped_ptr<TestEventTarget>(c);
     36   }
     37   return scoped_ptr<TestEventTarget>();
     38 }
     39 
     40 void TestEventTarget::SetEventTargeter(scoped_ptr<EventTargeter> targeter) {
     41   targeter_ = targeter.Pass();
     42 }
     43 
     44 bool TestEventTarget::DidReceiveEvent(ui::EventType type) const {
     45   return received_.count(type) > 0;
     46 }
     47 
     48 void TestEventTarget::ResetReceivedEvents() {
     49   received_.clear();
     50 }
     51 
     52 ////////////////////////////////////////////////////////////////////////////////
     53 // TestEventTarget, protected
     54 
     55 bool TestEventTarget::CanAcceptEvent(const ui::Event& event) {
     56   return true;
     57 }
     58 
     59 EventTarget* TestEventTarget::GetParentTarget() {
     60   return parent_;
     61 }
     62 
     63 scoped_ptr<EventTargetIterator> TestEventTarget::GetChildIterator() const {
     64   return scoped_ptr<EventTargetIterator>(
     65       new EventTargetIteratorImpl<TestEventTarget>(children_.get()));
     66 }
     67 
     68 EventTargeter* TestEventTarget::GetEventTargeter() {
     69   return targeter_.get();
     70 }
     71 
     72 void TestEventTarget::OnEvent(Event* event) {
     73   received_.insert(event->type());
     74   EventTarget::OnEvent(event);
     75 }
     76 
     77 ////////////////////////////////////////////////////////////////////////////////
     78 // TestEventTarget, private
     79 
     80 bool TestEventTarget::Contains(TestEventTarget* target) const {
     81   while (target && target != this)
     82     target = target->parent();
     83   return target == this;
     84 }
     85 
     86 }  // namespace test
     87 }  // namespace ui
     88