Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 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 | #ifndef LinkLoader_h |
| 33 | #define LinkLoader_h |
| 34 | |
| 35 | #include "core/loader/LinkLoaderClient.h" |
Ben Murdoch | fff8884 | 2013-07-30 15:20:09 +0100 | [diff] [blame] | 36 | #include "core/loader/cache/ResourceClient.h" |
| 37 | #include "core/loader/cache/ResourcePtr.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 38 | #include "core/platform/PrerenderClient.h" |
| 39 | #include "core/platform/Timer.h" |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 40 | #include "wtf/RefPtr.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 41 | |
| 42 | namespace WebCore { |
| 43 | |
| 44 | class LinkRelAttribute; |
| 45 | class PrerenderHandle; |
| 46 | |
| 47 | // The LinkLoader can load link rel types icon, dns-prefetch, subresource, prefetch and prerender. |
Ben Murdoch | fff8884 | 2013-07-30 15:20:09 +0100 | [diff] [blame] | 48 | class LinkLoader : public ResourceClient, public PrerenderClient { |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 49 | |
| 50 | public: |
| 51 | explicit LinkLoader(LinkLoaderClient*); |
| 52 | virtual ~LinkLoader(); |
| 53 | |
Ben Murdoch | fff8884 | 2013-07-30 15:20:09 +0100 | [diff] [blame] | 54 | // from ResourceClient |
| 55 | virtual void notifyFinished(Resource*); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 56 | |
| 57 | // from PrerenderClient |
| 58 | virtual void didStartPrerender() OVERRIDE; |
| 59 | virtual void didStopPrerender() OVERRIDE; |
| 60 | virtual void didSendLoadForPrerender() OVERRIDE; |
| 61 | virtual void didSendDOMContentLoadedForPrerender() OVERRIDE; |
| 62 | |
| 63 | void released(); |
Torne (Richard Coles) | e524955 | 2013-05-15 11:35:13 +0100 | [diff] [blame] | 64 | bool loadLink(const LinkRelAttribute&, const String& type, const KURL&, Document*); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 65 | |
| 66 | private: |
| 67 | void linkLoadTimerFired(Timer<LinkLoader>*); |
| 68 | void linkLoadingErrorTimerFired(Timer<LinkLoader>*); |
| 69 | |
| 70 | LinkLoaderClient* m_client; |
| 71 | |
Ben Murdoch | fff8884 | 2013-07-30 15:20:09 +0100 | [diff] [blame] | 72 | ResourcePtr<Resource> m_cachedLinkResource; |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 73 | Timer<LinkLoader> m_linkLoadTimer; |
| 74 | Timer<LinkLoader> m_linkLoadingErrorTimer; |
| 75 | |
| 76 | RefPtr<PrerenderHandle> m_prerenderHandle; |
| 77 | }; |
| 78 | |
| 79 | } |
| 80 | |
| 81 | #endif |