content/browser/devtools/devtools_agent_host_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_agent_host_impl.h"
   6
   7 #include <map>
   8
   9 #include "base/basictypes.h"
  10 #include "base/guid.h"
  11 #include "base/lazy_instance.h"
  12 #include "content/browser/devtools/devtools_manager_impl.h"
  13 #include "content/public/browser/browser_thread.h"
  14
  15 namespace content {
  16
  17 namespace {
  18 typedef std::map<std::string, DevToolsAgentHostImpl*> Instances;
  19 base::LazyInstance<Instances>::Leaky g_instances = LAZY_INSTANCE_INITIALIZER;
  20 }  // namespace
  21
  22 DevToolsAgentHostImpl::DevToolsAgentHostImpl()
  23     : close_listener_(NULL),
  24       id_(base::GenerateGUID()) {
  25   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
  26   g_instances.Get()[id_] = this;
  27 }
  28
  29 DevToolsAgentHostImpl::~DevToolsAgentHostImpl() {
  30   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
  31   g_instances.Get().erase(g_instances.Get().find(id_));
  32 }
  33
  34 scoped_refptr<DevToolsAgentHost> DevToolsAgentHost::GetForId(
  35     const std::string& id) {
  36   if (g_instances == NULL)
  37     return NULL;
  38   Instances::iterator it = g_instances.Get().find(id);
  39   if (it == g_instances.Get().end())
  40     return NULL;
  41   return it->second;
  42 }
  43
  44 bool DevToolsAgentHostImpl::IsAttached() {
  45   return !!DevToolsManagerImpl::GetInstance()->GetDevToolsClientHostFor(this);
  46 }
  47
  48 void DevToolsAgentHostImpl::InspectElement(int x, int y) {
  49 }
  50
  51 std::string DevToolsAgentHostImpl::GetId() {
  52   return id_;
  53 }
  54
  55 RenderViewHost* DevToolsAgentHostImpl::GetRenderViewHost() {
  56   return NULL;
  57 }
  58
  59 void DevToolsAgentHostImpl::DisconnectRenderViewHost() {}
  60
  61 void DevToolsAgentHostImpl::ConnectRenderViewHost(RenderViewHost* rvh) {}
  62
  63 void DevToolsAgentHostImpl::NotifyCloseListener() {
  64   if (close_listener_) {
  65     scoped_refptr<DevToolsAgentHostImpl> protect(this);
  66     close_listener_->AgentHostClosing(this);
  67     close_listener_ = NULL;
  68   }
  69 }
  70
  71 }  // namespace content