| // Copyright (c) 2012 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 "content/browser/devtools/devtools_agent_host_impl.h" |
| |
| #include <map> |
| #include <vector> |
| |
| #include "base/basictypes.h" |
| #include "base/guid.h" |
| #include "base/lazy_instance.h" |
| #include "content/browser/devtools/devtools_manager.h" |
| #include "content/browser/devtools/embedded_worker_devtools_manager.h" |
| #include "content/browser/devtools/forwarding_agent_host.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/devtools_manager_delegate.h" |
| |
| namespace content { |
| |
| namespace { |
| typedef std::map<std::string, DevToolsAgentHostImpl*> Instances; |
| base::LazyInstance<Instances>::Leaky g_instances = LAZY_INSTANCE_INITIALIZER; |
| |
| typedef std::vector<const DevToolsAgentHost::AgentStateCallback*> |
| AgentStateCallbacks; |
| base::LazyInstance<AgentStateCallbacks>::Leaky g_callbacks = |
| LAZY_INSTANCE_INITIALIZER; |
| } // namespace |
| |
| // static |
| DevToolsAgentHost::List DevToolsAgentHost::GetOrCreateAll() { |
| List result = EmbeddedWorkerDevToolsManager::GetInstance() |
| ->GetOrCreateAllAgentHosts(); |
| std::vector<WebContents*> wc_list = |
| DevToolsAgentHostImpl::GetInspectableWebContents(); |
| for (std::vector<WebContents*>::iterator it = wc_list.begin(); |
| it != wc_list.end(); ++it) { |
| result.push_back(GetOrCreateFor(*it)); |
| } |
| return result; |
| } |
| |
| DevToolsAgentHostImpl::DevToolsAgentHostImpl() |
| : id_(base::GenerateGUID()), |
| client_(NULL) { |
| DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
| g_instances.Get()[id_] = this; |
| } |
| |
| DevToolsAgentHostImpl::~DevToolsAgentHostImpl() { |
| DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
| g_instances.Get().erase(g_instances.Get().find(id_)); |
| } |
| |
| // static |
| scoped_refptr<DevToolsAgentHost> DevToolsAgentHost::GetForId( |
| const std::string& id) { |
| if (g_instances == NULL) |
| return NULL; |
| Instances::iterator it = g_instances.Get().find(id); |
| if (it == g_instances.Get().end()) |
| return NULL; |
| return it->second; |
| } |
| |
| //static |
| scoped_refptr<DevToolsAgentHost> DevToolsAgentHost::Create( |
| DevToolsExternalAgentProxyDelegate* delegate) { |
| return new ForwardingAgentHost(delegate); |
| } |
| |
| void DevToolsAgentHostImpl::AttachClient(DevToolsAgentHostClient* client) { |
| scoped_refptr<DevToolsAgentHostImpl> protect(this); |
| if (client_) { |
| client_->AgentHostClosed(this, true); |
| Detach(); |
| } else { |
| DevToolsManager::GetInstance()->OnClientAttached(); |
| } |
| client_ = client; |
| Attach(); |
| } |
| |
| void DevToolsAgentHostImpl::DetachClient() { |
| if (!client_) |
| return; |
| |
| scoped_refptr<DevToolsAgentHostImpl> protect(this); |
| client_ = NULL; |
| DevToolsManager::GetInstance()->OnClientDetached(); |
| Detach(); |
| } |
| |
| bool DevToolsAgentHostImpl::IsAttached() { |
| return !!client_; |
| } |
| |
| void DevToolsAgentHostImpl::InspectElement(int x, int y) { |
| } |
| |
| std::string DevToolsAgentHostImpl::GetId() { |
| return id_; |
| } |
| |
| WebContents* DevToolsAgentHostImpl::GetWebContents() { |
| return NULL; |
| } |
| |
| void DevToolsAgentHostImpl::DisconnectWebContents() { |
| } |
| |
| void DevToolsAgentHostImpl::ConnectWebContents(WebContents* wc) { |
| } |
| |
| bool DevToolsAgentHostImpl::IsWorker() const { |
| return false; |
| } |
| |
| void DevToolsAgentHostImpl::HostClosed() { |
| if (!client_) |
| return; |
| |
| scoped_refptr<DevToolsAgentHostImpl> protect(this); |
| // Clear |client_| before notifying it. |
| DevToolsAgentHostClient* client = client_; |
| client_ = NULL; |
| DevToolsManager::GetInstance()->OnClientDetached(); |
| client->AgentHostClosed(this, false); |
| } |
| |
| void DevToolsAgentHostImpl::SendMessageToClient(const std::string& message) { |
| if (!client_) |
| return; |
| client_->DispatchProtocolMessage(this, message); |
| } |
| |
| // static |
| void DevToolsAgentHost::DetachAllClients() { |
| if (g_instances == NULL) |
| return; |
| |
| // Make a copy, since detaching may lead to agent destruction, which |
| // removes it from the instances. |
| Instances copy = g_instances.Get(); |
| for (Instances::iterator it(copy.begin()); it != copy.end(); ++it) { |
| DevToolsAgentHostImpl* agent_host = it->second; |
| if (agent_host->client_) { |
| scoped_refptr<DevToolsAgentHostImpl> protect(agent_host); |
| // Clear |client_| before notifying it. |
| DevToolsAgentHostClient* client = agent_host->client_; |
| agent_host->client_ = NULL; |
| DevToolsManager::GetInstance()->OnClientDetached(); |
| client->AgentHostClosed(agent_host, true); |
| agent_host->Detach(); |
| } |
| } |
| } |
| |
| // static |
| void DevToolsAgentHost::AddAgentStateCallback( |
| const AgentStateCallback& callback) { |
| g_callbacks.Get().push_back(&callback); |
| } |
| |
| // static |
| void DevToolsAgentHost::RemoveAgentStateCallback( |
| const AgentStateCallback& callback) { |
| if (g_callbacks == NULL) |
| return; |
| |
| AgentStateCallbacks* callbacks_ = g_callbacks.Pointer(); |
| AgentStateCallbacks::iterator it = |
| std::find(callbacks_->begin(), callbacks_->end(), &callback); |
| DCHECK(it != callbacks_->end()); |
| callbacks_->erase(it); |
| } |
| |
| // static |
| void DevToolsAgentHostImpl::NotifyCallbacks( |
| DevToolsAgentHostImpl* agent_host, bool attached) { |
| AgentStateCallbacks copy(g_callbacks.Get()); |
| DevToolsManager* manager = DevToolsManager::GetInstance(); |
| if (manager->delegate()) |
| manager->delegate()->DevToolsAgentStateChanged(agent_host, attached); |
| for (AgentStateCallbacks::iterator it = copy.begin(); it != copy.end(); ++it) |
| (*it)->Run(agent_host, attached); |
| } |
| |
| void DevToolsAgentHostImpl::Inspect(BrowserContext* browser_context) { |
| DevToolsManager* manager = DevToolsManager::GetInstance(); |
| if (manager->delegate()) |
| manager->delegate()->Inspect(browser_context, this); |
| } |
| |
| } // namespace content |