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| 1 /* | 1 /* |
| 2 Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de) | 2 Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de) |
| 3 Copyright (C) 2001 Dirk Mueller <mueller@kde.org> | 3 Copyright (C) 2001 Dirk Mueller <mueller@kde.org> |
| 4 Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All | 4 Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All |
| 5 rights reserved. | 5 rights reserved. |
| 6 | 6 |
| 7 This library is free software; you can redistribute it and/or | 7 This library is free software; you can redistribute it and/or |
| 8 modify it under the terms of the GNU Library General Public | 8 modify it under the terms of the GNU Library General Public |
| 9 License as published by the Free Software Foundation; either | 9 License as published by the Free Software Foundation; either |
| 10 version 2 of the License, or (at your option) any later version. | 10 version 2 of the License, or (at your option) any later version. |
| 11 | 11 |
| 12 This library is distributed in the hope that it will be useful, | 12 This library is distributed in the hope that it will be useful, |
| 13 but WITHOUT ANY WARRANTY; without even the implied warranty of | 13 but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 Library General Public License for more details. | 15 Library General Public License for more details. |
| 16 | 16 |
| 17 You should have received a copy of the GNU Library General Public License | 17 You should have received a copy of the GNU Library General Public License |
| 18 along with this library; see the file COPYING.LIB. If not, write to | 18 along with this library; see the file COPYING.LIB. If not, write to |
| 19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 20 Boston, MA 02110-1301, USA. | 20 Boston, MA 02110-1301, USA. |
| 21 | 21 |
| 22 This class provides all functionality needed for loading images, style | 22 This class provides all functionality needed for loading images, style |
| 23 sheets and html pages from the web. It has a memory cache for these objects. | 23 sheets and html pages from the web. It has a memory cache for these objects. |
| 24 */ | 24 */ |
| 25 | 25 |
| 26 #ifndef ResourceClient_h | 26 #ifndef ResourceClient_h |
| 27 #define ResourceClient_h | 27 #define ResourceClient_h |
| 28 | 28 |
| 29 #include "core/CoreExport.h" | |
| 30 #include "platform/heap/Handle.h" | 29 #include "platform/heap/Handle.h" |
| 31 #include "wtf/Forward.h" | 30 #include "wtf/Forward.h" |
| 32 #include "wtf/text/WTFString.h" | 31 #include "wtf/text/WTFString.h" |
| 33 | 32 |
| 34 namespace blink { | 33 namespace blink { |
| 35 class Resource; | 34 class Resource; |
| 36 | 35 |
| 37 class CORE_EXPORT ResourceClient : public GarbageCollectedMixin { | 36 class ResourceClient : public GarbageCollectedMixin { |
| 38 public: | 37 public: |
| 39 enum ResourceClientType { | 38 enum ResourceClientType { |
| 40 BaseResourceType, | 39 BaseResourceType, |
| 41 FontType, | 40 FontType, |
| 42 StyleSheetType, | 41 StyleSheetType, |
| 43 DocumentType, | 42 DocumentType, |
| 44 RawResourceType, | 43 RawResourceType, |
| 45 ScriptType | 44 ScriptType |
| 46 }; | 45 }; |
| 47 | 46 |
| 48 virtual ~ResourceClient() {} | 47 virtual ~ResourceClient() {} |
| 49 virtual void notifyFinished(Resource*) {} | 48 virtual void notifyFinished(Resource*) {} |
| 50 | 49 |
| 51 static bool isExpectedType(ResourceClient*) { return true; } | 50 static bool isExpectedType(ResourceClient*) { return true; } |
| 52 virtual ResourceClientType getResourceClientType() const { | 51 virtual ResourceClientType getResourceClientType() const { |
| 53 return BaseResourceType; | 52 return BaseResourceType; |
| 54 } | 53 } |
| 55 | 54 |
| 56 // Name for debugging, e.g. shown in memory-infra. | 55 // Name for debugging, e.g. shown in memory-infra. |
| 57 virtual String debugName() const = 0; | 56 virtual String debugName() const = 0; |
| 58 | 57 |
| 59 DEFINE_INLINE_VIRTUAL_TRACE() {} | 58 DEFINE_INLINE_VIRTUAL_TRACE() {} |
| 60 | 59 |
| 61 protected: | 60 protected: |
| 62 ResourceClient() {} | 61 ResourceClient() {} |
| 63 }; | 62 }; |
| 64 } // namespace blink | 63 } // namespace blink |
| 65 | 64 |
| 66 #endif | 65 #endif |
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