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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google 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 are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #include "config.h" | 31 #include "config.h" |
32 #include "bindings/core/v8/V8PopStateEvent.h" | 32 #include "bindings/core/v8/V8PopStateEvent.h" |
33 | 33 |
34 #include "bindings/core/v8/SerializedScriptValue.h" | 34 #include "bindings/core/v8/SerializedScriptValue.h" |
| 35 #include "bindings/core/v8/SerializedScriptValueFactory.h" |
35 #include "bindings/core/v8/V8HiddenValue.h" | 36 #include "bindings/core/v8/V8HiddenValue.h" |
36 #include "bindings/core/v8/V8History.h" | 37 #include "bindings/core/v8/V8History.h" |
37 #include "core/events/PopStateEvent.h" | 38 #include "core/events/PopStateEvent.h" |
38 #include "core/frame/History.h" | 39 #include "core/frame/History.h" |
39 | 40 |
40 namespace blink { | 41 namespace blink { |
41 | 42 |
42 // Save the state value to a hidden attribute in the V8PopStateEvent, and return
it, for convenience. | 43 // Save the state value to a hidden attribute in the V8PopStateEvent, and return
it, for convenience. |
43 static v8::Handle<v8::Value> cacheState(v8::Handle<v8::Object> popStateEvent, v8
::Handle<v8::Value> state, v8::Isolate* isolate) | 44 static v8::Handle<v8::Value> cacheState(v8::Handle<v8::Object> popStateEvent, v8
::Handle<v8::Value> state, v8::Isolate* isolate) |
44 { | 45 { |
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56 } | 57 } |
57 | 58 |
58 PopStateEvent* event = V8PopStateEvent::toImpl(info.Holder()); | 59 PopStateEvent* event = V8PopStateEvent::toImpl(info.Holder()); |
59 History* history = event->history(); | 60 History* history = event->history(); |
60 if (!history || !event->serializedState()) { | 61 if (!history || !event->serializedState()) { |
61 if (!event->serializedState()) { | 62 if (!event->serializedState()) { |
62 // If we're in an isolated world and the event was created in the ma
in world, | 63 // If we're in an isolated world and the event was created in the ma
in world, |
63 // we need to find the 'state' property on the main world wrapper an
d clone it. | 64 // we need to find the 'state' property on the main world wrapper an
d clone it. |
64 v8::Local<v8::Value> mainWorldState = V8HiddenValue::getHiddenValueF
romMainWorldWrapper(info.GetIsolate(), event, V8HiddenValue::state(info.GetIsola
te())); | 65 v8::Local<v8::Value> mainWorldState = V8HiddenValue::getHiddenValueF
romMainWorldWrapper(info.GetIsolate(), event, V8HiddenValue::state(info.GetIsola
te())); |
65 if (!mainWorldState.IsEmpty()) | 66 if (!mainWorldState.IsEmpty()) |
66 event->setSerializedState(SerializedScriptValue::createAndSwallo
wExceptions(info.GetIsolate(), mainWorldState)); | 67 event->setSerializedState(SerializedScriptValueFactory::instance
().createAndSwallowExceptions(info.GetIsolate(), mainWorldState)); |
67 } | 68 } |
68 if (event->serializedState()) | 69 if (event->serializedState()) |
69 result = event->serializedState()->deserialize(); | 70 result = event->serializedState()->deserialize(); |
70 else | 71 else |
71 result = v8::Null(info.GetIsolate()); | 72 result = v8::Null(info.GetIsolate()); |
72 v8SetReturnValue(info, cacheState(info.Holder(), result, info.GetIsolate
())); | 73 v8SetReturnValue(info, cacheState(info.Holder(), result, info.GetIsolate
())); |
73 return; | 74 return; |
74 } | 75 } |
75 | 76 |
76 // There's no cached value from a previous invocation, nor a state value was
provided by the | 77 // There's no cached value from a previous invocation, nor a state value was
provided by the |
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93 result = event->serializedState()->deserialize(info.GetIsolate()); | 94 result = event->serializedState()->deserialize(info.GetIsolate()); |
94 V8HiddenValue::setHiddenValue(info.GetIsolate(), v8History, V8HiddenValu
e::state(info.GetIsolate()), result); | 95 V8HiddenValue::setHiddenValue(info.GetIsolate(), v8History, V8HiddenValu
e::state(info.GetIsolate()), result); |
95 } else { | 96 } else { |
96 result = event->serializedState()->deserialize(info.GetIsolate()); | 97 result = event->serializedState()->deserialize(info.GetIsolate()); |
97 } | 98 } |
98 | 99 |
99 v8SetReturnValue(info, cacheState(info.Holder(), result, info.GetIsolate()))
; | 100 v8SetReturnValue(info, cacheState(info.Holder(), result, info.GetIsolate()))
; |
100 } | 101 } |
101 | 102 |
102 } // namespace blink | 103 } // namespace blink |
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