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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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 // This file contains definitions for CppBoundClass | 5 // This file contains definitions for CppBoundClass |
| 6 | 6 |
| 7 // Here's the control flow of a JS method getting forwarded to a class. | 7 // Here's the control flow of a JS method getting forwarded to a class. |
| 8 // - Something calls our NPObject with a function like "Invoke". | 8 // - Something calls our NPObject with a function like "Invoke". |
| 9 // - CppNPObject's static invoke() function forwards it to its attached | 9 // - CppNPObject's static invoke() function forwards it to its attached |
| 10 // CppBoundClass's Invoke() method. | 10 // CppBoundClass's Invoke() method. |
| 11 // - CppBoundClass has then overridden Invoke() to look up the function | 11 // - CppBoundClass has then overridden Invoke() to look up the function |
| 12 // name in its internal map of methods, and then calls the appropriate | 12 // name in its internal map of methods, and then calls the appropriate |
| 13 // method. | 13 // method. |
| 14 | 14 |
| 15 #include "base/compiler_specific.h" | 15 #include "base/compiler_specific.h" |
| 16 #include "base/logging.h" | 16 #include "base/logging.h" |
| 17 #include "base/string_util.h" | 17 #include "base/string_util.h" |
| 18 #include "webkit/api/public/WebBindings.h" | 18 #include "third_party/WebKit/WebKit/chromium/public/WebBindings.h" |
| 19 #include "webkit/api/public/WebFrame.h" | 19 #include "third_party/WebKit/WebKit/chromium/public/WebFrame.h" |
| 20 #include "webkit/api/public/WebString.h" | 20 #include "third_party/WebKit/WebKit/chromium/public/WebString.h" |
| 21 #include "webkit/glue/cpp_bound_class.h" | 21 #include "webkit/glue/cpp_bound_class.h" |
| 22 | 22 |
| 23 using WebKit::WebBindings; | 23 using WebKit::WebBindings; |
| 24 using WebKit::WebFrame; | 24 using WebKit::WebFrame; |
| 25 | 25 |
| 26 namespace { | 26 namespace { |
| 27 | 27 |
| 28 class CppVariantPropertyCallback : public CppBoundClass::PropertyCallback { | 28 class CppVariantPropertyCallback : public CppBoundClass::PropertyCallback { |
| 29 public: | 29 public: |
| 30 CppVariantPropertyCallback(CppVariant* value) : value_(value) { } | 30 CppVariantPropertyCallback(CppVariant* value) : value_(value) { } |
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| 321 JSC::JSLock lock(false); | 321 JSC::JSLock lock(false); |
| 322 #endif | 322 #endif |
| 323 | 323 |
| 324 // BindToWindowObject will take its own reference to the NPObject, and clean | 324 // BindToWindowObject will take its own reference to the NPObject, and clean |
| 325 // up after itself. It will also (indirectly) register the object with V8, | 325 // up after itself. It will also (indirectly) register the object with V8, |
| 326 // so we must remember this so we can unregister it when we're destroyed. | 326 // so we must remember this so we can unregister it when we're destroyed. |
| 327 frame->bindToWindowObject(WideToUTF16Hack(classname), | 327 frame->bindToWindowObject(WideToUTF16Hack(classname), |
| 328 NPVARIANT_TO_OBJECT(*GetAsCppVariant())); | 328 NPVARIANT_TO_OBJECT(*GetAsCppVariant())); |
| 329 bound_to_frame_ = true; | 329 bound_to_frame_ = true; |
| 330 } | 330 } |
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