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Add methods to CefV8Value for specifying the amount of externally allocated memory associated with the V8 object (issue #478).

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git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@469 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
This commit is contained in:
Marshall Greenblatt
2012-01-19 18:52:59 +00:00
parent ea3dcc8492
commit 0352efec64
14 changed files with 2039 additions and 1742 deletions
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22
libcef/v8_impl.h
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@@ -1,4 +1,4 @@
// Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
// Copyright (c) 2012 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
@@ -12,7 +12,7 @@
#include "libcef/cef_thread.h"
#include "base/memory/ref_counted.h"
class CefTrackObject;
class CefTrackNode;
namespace WebKit {
class WebFrame;
@@ -87,22 +87,28 @@ class CefV8ContextImpl : public CefV8Context {
// thread.
class CefV8ValueHandle: public CefReleaseV8HandleOnUIThread<v8::Value> {
public:
CefV8ValueHandle(handleType value, CefTrackObject* tracker)
CefV8ValueHandle(handleType value, CefTrackNode* tracker)
: superType(value),
tracker_(tracker) {
}
// Destructor implementation is provided in v8_impl.cc.
~CefV8ValueHandle();
CefTrackNode* GetTracker() {
return tracker_;
}
private:
// For Object and Function types, we need to hold on to a reference to their
// internal data or function handler objects that are reference counted.
CefTrackObject* tracker_;
CefTrackNode* tracker_;
DISALLOW_COPY_AND_ASSIGN(CefV8ValueHandle);
};
class CefV8ValueImpl : public CefV8Value {
public:
CefV8ValueImpl(v8::Handle<v8::Value> value, CefTrackObject* tracker = NULL);
CefV8ValueImpl(v8::Handle<v8::Value> value, CefTrackNode* tracker = NULL);
virtual ~CefV8ValueImpl();
virtual bool IsUndefined() OVERRIDE;
@@ -134,6 +140,8 @@ class CefV8ValueImpl : public CefV8Value {
PropertyAttribute attribute) OVERRIDE;
virtual bool GetKeys(std::vector<CefString>& keys) OVERRIDE;
virtual CefRefPtr<CefBase> GetUserData() OVERRIDE;
virtual int GetExternallyAllocatedMemory() OVERRIDE;
virtual int AdjustExternallyAllocatedMemory(int change_in_bytes) OVERRIDE;
virtual int GetArrayLength() OVERRIDE;
virtual CefString GetFunctionName() OVERRIDE;
virtual CefRefPtr<CefV8Handler> GetFunctionHandler() OVERRIDE;
@@ -158,10 +166,14 @@ class CefV8ValueImpl : public CefV8Value {
// Returns the accessor assigned for the specified object, if any.
static CefV8Accessor* GetAccessor(v8::Handle<v8::Object> object);
private:
int* GetExternallyAllocatedMemoryCounter();
protected:
scoped_refptr<CefV8ValueHandle> v8_value_;
IMPLEMENT_REFCOUNTING(CefV8ValueImpl);
DISALLOW_COPY_AND_ASSIGN(CefV8ValueImpl);
};
#endif // CEF_LIBCEF_V8_IMPL_H_