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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef FrameOwner_h | 5 #ifndef FrameOwner_h |
6 #define FrameOwner_h | 6 #define FrameOwner_h |
7 | 7 |
8 #include "core/CoreExport.h" | 8 #include "core/CoreExport.h" |
9 #include "core/dom/SandboxFlags.h" | 9 #include "core/dom/SandboxFlags.h" |
10 #include "platform/heap/Handle.h" | 10 #include "platform/heap/Handle.h" |
11 #include "platform/scroll/ScrollTypes.h" | 11 #include "platform/scroll/ScrollTypes.h" |
12 | 12 |
13 namespace blink { | 13 namespace blink { |
14 | 14 |
15 // Oilpan: all FrameOwner instances are GCed objects. FrameOwner additionally | 15 // Oilpan: all FrameOwner instances are GCed objects. FrameOwner additionally |
16 // derives from GarbageCollectedMixin so that Member<FrameOwner> references can | 16 // derives from GarbageCollectedMixin so that Member<FrameOwner> references can |
17 // be kept (e.g., Frame::m_owner.) | 17 // be kept (e.g., Frame::m_owner.) |
18 class CORE_EXPORT FrameOwner : public WillBeGarbageCollectedMixin { | 18 class CORE_EXPORT FrameOwner : public WillBeGarbageCollectedMixin { |
19 public: | 19 public: |
20 virtual ~FrameOwner() { } | 20 virtual ~FrameOwner() { } |
21 DEFINE_INLINE_VIRTUAL_TRACE() { } | 21 DEFINE_INLINE_VIRTUAL_TRACE() { } |
22 | 22 |
23 virtual bool isLocal() const = 0; | 23 virtual bool isLocal() const = 0; |
24 | 24 |
25 virtual SandboxFlags sandboxFlags() const = 0; | 25 virtual SandboxFlags getSandboxFlags() const = 0; |
26 virtual void dispatchLoad() = 0; | 26 virtual void dispatchLoad() = 0; |
27 | 27 |
28 // On load failure, a frame can ask its owner to render fallback content | 28 // On load failure, a frame can ask its owner to render fallback content |
29 // which replaces the frame contents. | 29 // which replaces the frame contents. |
30 virtual void renderFallbackContent() = 0; | 30 virtual void renderFallbackContent() = 0; |
31 | 31 |
32 virtual ScrollbarMode scrollingMode() const = 0; | 32 virtual ScrollbarMode scrollingMode() const = 0; |
33 virtual int marginWidth() const = 0; | 33 virtual int marginWidth() const = 0; |
34 virtual int marginHeight() const = 0; | 34 virtual int marginHeight() const = 0; |
35 }; | 35 }; |
36 | 36 |
37 } // namespace blink | 37 } // namespace blink |
38 | 38 |
39 #endif // FrameOwner_h | 39 #endif // FrameOwner_h |
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