1 /* 2 * Copyright (C) 2013 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 #ifndef ResourceProgressEvent_h 32 #define ResourceProgressEvent_h 33 34 #include "core/events/ProgressEvent.h" 35 36 namespace WebCore { 37 38 // ResourceProgressEvent is a non-standard class that is simply a ProgressEvent 39 // with an additional read-only "url" property containing a string URL. This is 40 // used by the Chromium NaCl integration to indicate to which resource the 41 // event applies. This is useful because the NaCl integration will download 42 // (and translate in the case of PNaCl) multiple binary files. It is not 43 // constructable by web content at all, and so does not provide the usual 44 // EventInit pattern for Event construction. 45 class ResourceProgressEvent FINAL : public ProgressEvent { 46 public: create()47 static PassRefPtrWillBeRawPtr<ResourceProgressEvent> create() 48 { 49 return adoptRefWillBeNoop(new ResourceProgressEvent); 50 } create(const AtomicString & type,bool lengthComputable,unsigned long long loaded,unsigned long long total,const String & url)51 static PassRefPtrWillBeRawPtr<ResourceProgressEvent> create(const AtomicString& type, bool lengthComputable, unsigned long long loaded, unsigned long long total, const String& url) 52 { 53 return adoptRefWillBeNoop(new ResourceProgressEvent(type, lengthComputable, loaded, total, url)); 54 } 55 56 const String& url() const; 57 58 virtual const AtomicString& interfaceName() const OVERRIDE; 59 60 virtual void trace(Visitor*) OVERRIDE; 61 62 protected: 63 ResourceProgressEvent(); 64 ResourceProgressEvent(const AtomicString& type, bool lengthComputable, unsigned long long loaded, unsigned long long total, const String& url); 65 66 private: 67 String m_url; 68 }; 69 70 } // namespace WebCore 71 72 #endif // ResourceProgressEvent_h 73