content/browser/devtools/devtools_manager_impl.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/browser/devtools/devtools_manager_impl.h"
   6
   7 #include "base/bind.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "content/browser/devtools/devtools_netlog_observer.h"
  10 #include "content/public/browser/browser_thread.h"
  11 #include "content/public/browser/content_browser_client.h"
  12 #include "content/public/browser/devtools_agent_host.h"
  13 #include "content/public/browser/devtools_manager_delegate.h"
  14
  15 namespace content {
  16
  17 // static
  18 DevToolsManagerImpl* DevToolsManagerImpl::GetInstance() {
  19   return Singleton<DevToolsManagerImpl>::get();
  20 }
  21
  22 DevToolsManagerImpl::DevToolsManagerImpl()
  23     : delegate_(GetContentClient()->browser()->GetDevToolsManagerDelegate()),
  24       client_count_(0) {
  25 }
  26
  27 DevToolsManagerImpl::~DevToolsManagerImpl() {
  28   DCHECK(!client_count_);
  29 }
  30
  31 void DevToolsManagerImpl::OnClientAttached() {
  32   if (!client_count_) {
  33     BrowserThread::PostTask(
  34         BrowserThread::IO,
  35         FROM_HERE,
  36         base::Bind(&DevToolsNetLogObserver::Attach));
  37   }
  38   client_count_++;
  39 }
  40
  41 void DevToolsManagerImpl::OnClientDetached() {
  42   client_count_--;
  43   if (!client_count_) {
  44     BrowserThread::PostTask(
  45         BrowserThread::IO,
  46         FROM_HERE,
  47         base::Bind(&DevToolsNetLogObserver::Detach));
  48   }
  49 }
  50
  51 }  // namespace content