| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CSSResourceValue_h |
| #define CSSResourceValue_h |
| |
| #include "core/css/cssom/CSSStyleValue.h" |
| |
| #include "platform/loader/fetch/Resource.h" |
| |
| namespace blink { |
| |
| class CORE_EXPORT CSSResourceValue : public CSSStyleValue { |
| WTF_MAKE_NONCOPYABLE(CSSResourceValue); |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| virtual ~CSSResourceValue() {} |
| |
| const String state() const { |
| switch (status()) { |
| case ResourceStatus::NotStarted: |
| return "unloaded"; |
| case ResourceStatus::Pending: |
| return "loading"; |
| case ResourceStatus::Cached: |
| return "loaded"; |
| case ResourceStatus::LoadError: |
| case ResourceStatus::DecodeError: |
| return "error"; |
| default: |
| NOTREACHED(); |
| return ""; |
| } |
| } |
| |
| DEFINE_INLINE_VIRTUAL_TRACE() { CSSStyleValue::trace(visitor); } |
| |
| protected: |
| CSSResourceValue() {} |
| |
| virtual ResourceStatus status() const = 0; |
| }; |
| |
| } // namespace blink |
| |
| #endif // CSSResourceValue_h |