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1 /* | 1 /* |
2 * Copyright (C) 2007 Apple Inc. All rights reserved. | 2 * Copyright (C) 2007 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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38 class Frame; | 38 class Frame; |
39 class ScriptExecutionContext; | 39 class ScriptExecutionContext; |
40 class SerializedScriptValue; | 40 class SerializedScriptValue; |
41 typedef int ExceptionCode; | 41 typedef int ExceptionCode; |
42 | 42 |
43 class History : public ScriptWrappable, public RefCounted<History>, public DOMWi
ndowProperty { | 43 class History : public ScriptWrappable, public RefCounted<History>, public DOMWi
ndowProperty { |
44 public: | 44 public: |
45 static PassRefPtr<History> create(Frame* frame) { return adoptRef(new Histor
y(frame)); } | 45 static PassRefPtr<History> create(Frame* frame) { return adoptRef(new Histor
y(frame)); } |
46 | 46 |
47 unsigned length() const; | 47 unsigned length() const; |
48 SerializedScriptValue* state(); | 48 PassRefPtr<SerializedScriptValue> state(); |
49 void back(); | 49 void back(); |
50 void forward(); | 50 void forward(); |
51 void go(int distance); | 51 void go(int distance); |
52 | 52 |
53 void back(ScriptExecutionContext*); | 53 void back(ScriptExecutionContext*); |
54 void forward(ScriptExecutionContext*); | 54 void forward(ScriptExecutionContext*); |
55 void go(ScriptExecutionContext*, int distance); | 55 void go(ScriptExecutionContext*, int distance); |
56 | 56 |
57 bool stateChanged() const; | 57 bool stateChanged() const; |
58 bool isSameAsCurrentState(SerializedScriptValue*) const; | 58 bool isSameAsCurrentState(SerializedScriptValue*) const; |
59 | 59 |
60 enum StateObjectType { | 60 enum StateObjectType { |
61 StateObjectPush, | 61 StateObjectPush, |
62 StateObjectReplace | 62 StateObjectReplace |
63 }; | 63 }; |
64 void stateObjectAdded(PassRefPtr<SerializedScriptValue>, const String& title
, const String& url, StateObjectType, ExceptionCode&); | 64 void stateObjectAdded(PassRefPtr<SerializedScriptValue>, const String& title
, const String& url, StateObjectType, ExceptionCode&); |
65 | 65 |
66 private: | 66 private: |
67 explicit History(Frame*); | 67 explicit History(Frame*); |
68 | 68 |
69 KURL urlForState(const String& url); | 69 KURL urlForState(const String& url); |
70 | 70 |
71 SerializedScriptValue* stateInternal() const; | 71 PassRefPtr<SerializedScriptValue> stateInternal() const; |
72 | 72 |
73 SerializedScriptValue* m_lastStateObjectRequested; | 73 RefPtr<SerializedScriptValue> m_lastStateObjectRequested; |
74 }; | 74 }; |
75 | 75 |
76 } // namespace WebCore | 76 } // namespace WebCore |
77 | 77 |
78 #endif // History_h | 78 #endif // History_h |
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