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1 /* Copyright (C) 2006, 2007, 2008, 2009 Google Inc. All rights reserved. | |
2 * | |
3 * Redistribution and use in source and binary forms, with or without | |
4 * modification, are permitted provided that the following conditions are | |
5 * met: | |
6 * | |
7 * * Redistributions of source code must retain the above copyright | |
8 * notice, this list of conditions and the following disclaimer. | |
9 * * Redistributions in binary form must reproduce the above | |
10 * copyright notice, this list of conditions and the following disclaimer | |
11 * in the documentation and/or other materials provided with the | |
12 * distribution. | |
13 * * Neither the name of Google Inc. nor the names of its | |
14 * contributors may be used to endorse or promote products derived from | |
15 * this software without specific prior written permission. | |
16 * | |
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
28 */ | |
29 | |
30 #ifndef V8NPUtils_h | |
31 #define V8NPUtils_h | |
32 | |
33 #include <bindings/npruntime.h> | |
34 #include <v8.h> | |
35 | |
36 namespace WebCore { | |
37 | |
38 // Convert a V8 Value of any type (string, bool, object, etc) to a NPVariant. | |
39 void convertV8ObjectToNPVariant(v8::Local<v8::Value>, NPObject*, NPVariant*, v8:
:Isolate*); | |
40 | |
41 // Convert a NPVariant (string, bool, object, etc) back to a V8 Value. The owne
r object is the NPObject which relates to the | |
42 // object, if the object is an Object. The created NPObject will be tied to the
lifetime of the owner. | |
43 v8::Handle<v8::Value> convertNPVariantToV8Object(const NPVariant*, NPObject*, v8
::Isolate*); | |
44 | |
45 // Helper function to create an NPN String Identifier from a v8 string. | |
46 NPIdentifier getStringIdentifier(v8::Handle<v8::String>); | |
47 | |
48 // The ExceptionHandler will be notified of any exceptions thrown while | |
49 // operating on a NPObject. | |
50 typedef void (*ExceptionHandler)(void* data, const NPUTF8* message); | |
51 void pushExceptionHandler(ExceptionHandler, void* data); | |
52 void popExceptionHandler(); | |
53 | |
54 // Upon destruction, an ExceptionCatcher will pass a caught exception to the | |
55 // current ExceptionHandler. | |
56 class ExceptionCatcher { | |
57 public: | |
58 ExceptionCatcher(); | |
59 ~ExceptionCatcher(); | |
60 private: | |
61 v8::TryCatch m_tryCatch; | |
62 }; | |
63 | |
64 } // namespace WebCore | |
65 | |
66 #endif // V8NPUtils_h | |
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