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Unified Diff: webkit/extensions/v8/profiler_extension.cc

Issue 40255: Add API functions to control Quantify, as well as expose these... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 11 years, 9 months ago
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Index: webkit/extensions/v8/profiler_extension.cc
===================================================================
--- webkit/extensions/v8/profiler_extension.cc (revision 0)
+++ webkit/extensions/v8/profiler_extension.cc (revision 0)
@@ -0,0 +1,89 @@
+// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "config.h"
+#include "webkit/extensions/v8/profiler_extension.h"
+
+#include "base/profiler.h"
+
+namespace extensions_v8 {
+
+const char* kProfilerExtensionName = "v8/Profiler";
+
+class ProfilerWrapper : public v8::Extension {
+ public:
+ ProfilerWrapper() :
+ v8::Extension(kProfilerExtensionName,
+ "if (typeof(chromium) == 'undefined') {"
+ " chromium = {};"
+ "}"
+ "chromium.Profiler = function() {"
+ " native function ProfilerStart();"
+ " native function ProfilerStop();"
+ " native function ProfilerClearData();"
+ " native function ProfilerSetThreadName();"
+ " this.start = function() {"
+ " ProfilerStart();"
+ " };"
+ " this.stop = function() {"
+ " ProfilerStop();"
+ " };"
+ " this.clear = function() {"
+ " ProfilerClearData();"
+ " };"
+ " this.setThreadName = function(name) {"
+ " ProfilerSetThreadName(name);"
+ " };"
+ "};") {}
+
+ virtual v8::Handle<v8::FunctionTemplate> GetNativeFunction(
+ v8::Handle<v8::String> name) {
+ if (name->Equals(v8::String::New("ProfilerStart"))) {
+ return v8::FunctionTemplate::New(ProfilerStart);
+ } else if (name->Equals(v8::String::New("ProfilerStop"))) {
+ return v8::FunctionTemplate::New(ProfilerStop);
+ } else if (name->Equals(v8::String::New("ProfilerClearData"))) {
+ return v8::FunctionTemplate::New(ProfilerClearData);
+ } else if (name->Equals(v8::String::New("ProfilerSetThreadName"))) {
+ return v8::FunctionTemplate::New(ProfilerSetThreadName);
+ }
+ return v8::Handle<v8::FunctionTemplate>();
+ }
+
+ static v8::Handle<v8::Value> ProfilerStart(
+ const v8::Arguments& args) {
+ base::Profiler::StartRecording();
+ return v8::Undefined();
+ }
+
+ static v8::Handle<v8::Value> ProfilerStop(
+ const v8::Arguments& args) {
+ base::Profiler::StopRecording();
+ return v8::Undefined();
+ }
+
+ static v8::Handle<v8::Value> ProfilerClearData(
+ const v8::Arguments& args) {
+ base::Profiler::ClearData();
+ return v8::Undefined();
+ }
+
+ static v8::Handle<v8::Value> ProfilerSetThreadName(
+ const v8::Arguments& args) {
+ if (args.Length() >= 1 && args[0]->IsString()) {
+ v8::Local<v8::String> inputString = args[0]->ToString();
+ char nameBuffer[256];
+ inputString->WriteAscii(nameBuffer, 0, sizeof(nameBuffer)-1);
+ base::Profiler::SetThreadName(nameBuffer);
+ }
+ return v8::Undefined();
+ }
+};
+
+v8::Extension* ProfilerExtension::Get() {
+ return new ProfilerWrapper();
+}
+
+} // namespace extensions_v8
+
Property changes on: webkit\extensions\v8\profiler_extension.cc
___________________________________________________________________
Added: svn:eol-style
+ LF
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