Extract simpler classes for observing context lifecycle and observe Page lifecycle inNavigatorVibra…

Source/core/dom/SimpleLifecycleContext.cpp

 /*
- * Copyright (C) 2008 Apple Inc. All Rights Reserved.
+ * Copyright (C) 2013 Google Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
 
 #include "config.h"
+#include "core/dom/SimpleLifecycleContext.h"
 
-#include "core/workers/WorkerLocation.h"
-
-#include <wtf/text/WTFString.h>
+#include "core/dom/SimpleLifecycleNotifier.h"
 
 namespace WebCore {
 
-String WorkerLocation::href() const
+SimpleLifecycleContext::SimpleLifecycleContext()
 {
-    return m_url.string();
 }
 
-String WorkerLocation::protocol() const
+SimpleLifecycleContext::~SimpleLifecycleContext()
 {
-    return m_url.protocol() + ":";
 }
 
-String WorkerLocation::host() const
+void SimpleLifecycleContext::wasObservedBy(SimpleLifecycleObserver* observer, SimpleLifecycleObserver::Type type)
 {
-    return m_url.port() ? m_url.host() + ":" + String::number(m_url.port()) : m_url.host();
+    lifecycleNotifier()->addObserver(observer, type);
 }
 
-String WorkerLocation::hostname() const
+void SimpleLifecycleContext::wasUnobservedBy(SimpleLifecycleObserver* observer, SimpleLifecycleObserver::Type type)
 {
-    return m_url.host();
+    lifecycleNotifier()->removeObserver(observer, type);
 }
 
-String WorkerLocation::port() const
+SimpleLifecycleNotifier* SimpleLifecycleContext::lifecycleNotifier()
 {
-    return m_url.port() ? String::number(m_url.port()) : "";
+    if (!m_lifecycleNotifier)
+        m_lifecycleNotifier = const_cast<SimpleLifecycleContext*>(this)->createLifecycleNotifier();
+    return m_lifecycleNotifier.get();
 }
 
-String WorkerLocation::pathname() const
+PassOwnPtr<SimpleLifecycleNotifier> SimpleLifecycleContext::createLifecycleNotifier()
 {
-    return m_url.path().isEmpty() ? "/" : m_url.path();
+    return SimpleLifecycleNotifier::create(this);
 }
 
-String WorkerLocation::search() const
-{
-    return m_url.query().isEmpty() ? emptyString() : "?" + m_url.query();
-}
-
-String WorkerLocation::hash() const
-{
-    return m_url.fragmentIdentifier().isEmpty() ? emptyString() : "#" + m_url.fragmentIdentifier();
-}
-
-
 } // namespace WebCore