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      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_frontend_host.h"
      6 
      7 #include "content/browser/devtools/devtools_manager_impl.h"
      8 #include "content/browser/renderer_host/render_view_host_impl.h"
      9 #include "content/browser/web_contents/web_contents_impl.h"
     10 #include "content/common/devtools_messages.h"
     11 #include "content/public/browser/devtools_client_host.h"
     12 #include "content/public/browser/devtools_frontend_host_delegate.h"
     13 
     14 namespace content {
     15 
     16 // static
     17 DevToolsClientHost* DevToolsClientHost::CreateDevToolsFrontendHost(
     18     WebContents* client_web_contents,
     19     DevToolsFrontendHostDelegate* delegate) {
     20   return new DevToolsFrontendHost(
     21       static_cast<WebContentsImpl*>(client_web_contents), delegate);
     22 }
     23 
     24 // static
     25 void DevToolsClientHost::SetupDevToolsFrontendClient(
     26     RenderViewHost* frontend_rvh) {
     27   frontend_rvh->Send(new DevToolsMsg_SetupDevToolsClient(
     28       frontend_rvh->GetRoutingID()));
     29 }
     30 
     31 DevToolsFrontendHost::DevToolsFrontendHost(
     32     WebContentsImpl* web_contents,
     33     DevToolsFrontendHostDelegate* delegate)
     34     : WebContentsObserver(web_contents),
     35       delegate_(delegate) {
     36 }
     37 
     38 DevToolsFrontendHost::~DevToolsFrontendHost() {
     39   DevToolsManager::GetInstance()->ClientHostClosing(this);
     40 }
     41 
     42 void DevToolsFrontendHost::DispatchOnInspectorFrontend(
     43     const std::string& message) {
     44   if (!web_contents())
     45     return;
     46   RenderViewHostImpl* target_host =
     47       static_cast<RenderViewHostImpl*>(web_contents()->GetRenderViewHost());
     48   target_host->Send(new DevToolsClientMsg_DispatchOnInspectorFrontend(
     49       target_host->GetRoutingID(),
     50       message));
     51 }
     52 
     53 void DevToolsFrontendHost::InspectedContentsClosing() {
     54   delegate_->InspectedContentsClosing();
     55 }
     56 
     57 void DevToolsFrontendHost::ReplacedWithAnotherClient() {
     58 }
     59 
     60 bool DevToolsFrontendHost::OnMessageReceived(
     61     const IPC::Message& message) {
     62   bool handled = true;
     63   IPC_BEGIN_MESSAGE_MAP(DevToolsFrontendHost, message)
     64     IPC_MESSAGE_HANDLER(DevToolsAgentMsg_DispatchOnInspectorBackend,
     65                         OnDispatchOnInspectorBackend)
     66     IPC_MESSAGE_HANDLER(DevToolsHostMsg_DispatchOnEmbedder,
     67                         OnDispatchOnEmbedder)
     68     IPC_MESSAGE_UNHANDLED(handled = false)
     69   IPC_END_MESSAGE_MAP()
     70   return handled;
     71 }
     72 
     73 void DevToolsFrontendHost::RenderProcessGone(
     74     base::TerminationStatus status) {
     75   switch(status) {
     76     case base::TERMINATION_STATUS_ABNORMAL_TERMINATION:
     77     case base::TERMINATION_STATUS_PROCESS_WAS_KILLED:
     78     case base::TERMINATION_STATUS_PROCESS_CRASHED:
     79       DevToolsManager::GetInstance()->ClientHostClosing(this);
     80       break;
     81     default:
     82       break;
     83   }
     84 }
     85 
     86 void DevToolsFrontendHost::OnDispatchOnInspectorBackend(
     87     const std::string& message) {
     88   DevToolsManagerImpl::GetInstance()->DispatchOnInspectorBackend(this, message);
     89 }
     90 
     91 void DevToolsFrontendHost::OnDispatchOnEmbedder(
     92     const std::string& message) {
     93   delegate_->DispatchOnEmbedder(message);
     94 }
     95 
     96 }  // namespace content
     97