cef/libcef/browser/trace_subscriber.cc

97 lines
2.8 KiB
C++
Raw Normal View History

// 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.
#include "libcef/browser/trace_subscriber.h"
#include "include/cef_trace.h"
#include "libcef/browser/thread_util.h"
#include "content/public/browser/trace_controller.h"
CefTraceSubscriber::CefTraceSubscriber()
: collecting_trace_data_(false) {
CEF_REQUIRE_UIT();
}
CefTraceSubscriber::~CefTraceSubscriber() {
CEF_REQUIRE_UIT();
if (collecting_trace_data_)
content::TraceController::GetInstance()->CancelSubscriber(this);
}
bool CefTraceSubscriber::BeginTracing(CefRefPtr<CefTraceClient> client,
const std::string& categories) {
CEF_REQUIRE_UIT();
if (collecting_trace_data_)
return false;
collecting_trace_data_ = true;
client_ = client;
return content::TraceController::GetInstance()->BeginTracing(
this, categories, base::debug::TraceLog::GetInstance()->trace_options());
}
bool CefTraceSubscriber::EndTracingAsync() {
CEF_REQUIRE_UIT();
if (!collecting_trace_data_)
return false;
return content::TraceController::GetInstance()->EndTracingAsync(this);
}
void CefTraceSubscriber::GetKnownCategoriesAsync(
const KnownCategoriesCallback& callback) {
CEF_REQUIRE_UIT();
DCHECK(!callback.is_null());
DCHECK(known_categories_callback_.is_null());
known_categories_callback_ = callback;
content::TraceController::GetInstance()->GetKnownCategoryGroupsAsync(this);
}
bool CefTraceSubscriber::GetTraceBufferPercentFullAsync() {
CEF_REQUIRE_UIT();
if (!collecting_trace_data_ || !client_.get())
return false;
return content::TraceController::GetInstance()->
GetTraceBufferPercentFullAsync(this);
}
void CefTraceSubscriber::OnTraceDataCollected(
const scoped_refptr<base::RefCountedString>& trace_fragment) {
CEF_REQUIRE_UIT();
DCHECK(collecting_trace_data_);
if (client_.get()) {
client_->OnTraceDataCollected(trace_fragment->data().c_str(),
trace_fragment->data().size());
}
}
void CefTraceSubscriber::OnTraceBufferPercentFullReply(float percent_full) {
CEF_REQUIRE_UIT();
DCHECK(collecting_trace_data_);
DCHECK(client_.get());
client_->OnTraceBufferPercentFullReply(percent_full);
}
void CefTraceSubscriber::OnEndTracingComplete() {
CEF_REQUIRE_UIT();
DCHECK(collecting_trace_data_);
collecting_trace_data_ = false;
if (client_.get())
client_->OnEndTracingComplete();
}
void CefTraceSubscriber::OnKnownCategoriesCollected(
const std::set<std::string>& known_categories) {
CEF_REQUIRE_UIT();
DCHECK(!known_categories_callback_.is_null());
known_categories_callback_.Run(known_categories);
known_categories_callback_.Reset();
}