third_party/WebKit/Source/platform/Prerender.cpp

   1 /*
   2  * Copyright (C) 2012 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  *
  30  */
  31
  32 #include "config.h"
  33 #include "platform/Prerender.h"
  34
  35 #include "platform/PrerenderClient.h"
  36 #include "public/platform/WebPrerender.h"
  37 #include "public/platform/WebPrerenderingSupport.h"
  38
  39 namespace blink {
  40
  41 PassRefPtr<Prerender> Prerender::create(PrerenderClient* client, const KURL& url, unsigned relTypes, const Referrer& referrer)
  42 {
  43     return adoptRef(new Prerender(client, url, relTypes, referrer));
  44 }
  45
  46 Prerender::Prerender(PrerenderClient* client, const KURL& url, const unsigned relTypes, const Referrer& referrer)
  47     : m_client(client)
  48     , m_url(url)
  49     , m_relTypes(relTypes)
  50     , m_referrer(referrer)
  51 {
  52 }
  53
  54 Prerender::~Prerender()
  55 {
  56 }
  57
  58 void Prerender::removeClient()
  59 {
  60     m_client = 0;
  61 }
  62
  63 void Prerender::add()
  64 {
  65     if (WebPrerenderingSupport* platform = WebPrerenderingSupport::current())
  66         platform->add(WebPrerender(this));
  67 }
  68
  69 void Prerender::cancel()
  70 {
  71     if (WebPrerenderingSupport* platform = WebPrerenderingSupport::current())
  72         platform->cancel(WebPrerender(this));
  73 }
  74
  75 void Prerender::abandon()
  76 {
  77     if (WebPrerenderingSupport* platform = WebPrerenderingSupport::current())
  78         platform->abandon(WebPrerender(this));
  79 }
  80
  81 void Prerender::didStartPrerender()
  82 {
  83     if (m_client)
  84         m_client->didStartPrerender();
  85 }
  86
  87 void Prerender::didStopPrerender()
  88 {
  89     if (m_client)
  90         m_client->didStopPrerender();
  91 }
  92
  93 void Prerender::didSendLoadForPrerender()
  94 {
  95     if (m_client)
  96         m_client->didSendLoadForPrerender();
  97 }
  98
  99 void Prerender::didSendDOMContentLoadedForPrerender()
 100 {
 101     if (m_client)
 102         m_client->didSendDOMContentLoadedForPrerender();
 103 }
 104
 105 } // namespace blink