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      1 // Copyright 2013 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/shell/browser/shell_devtools_frontend.h"
      6 
      7 #include "base/command_line.h"
      8 #include "base/path_service.h"
      9 #include "base/strings/utf_string_conversions.h"
     10 #include "content/public/browser/devtools_http_handler.h"
     11 #include "content/public/browser/devtools_manager.h"
     12 #include "content/public/browser/render_view_host.h"
     13 #include "content/public/browser/web_contents.h"
     14 #include "content/public/browser/web_contents_view.h"
     15 #include "content/public/common/content_client.h"
     16 #include "content/shell/browser/shell.h"
     17 #include "content/shell/browser/shell_browser_context.h"
     18 #include "content/shell/browser/shell_browser_main_parts.h"
     19 #include "content/shell/browser/shell_content_browser_client.h"
     20 #include "content/shell/browser/shell_devtools_delegate.h"
     21 #include "content/shell/common/shell_switches.h"
     22 #include "net/base/net_util.h"
     23 
     24 namespace content {
     25 
     26 // DevTools frontend path for inspector LayoutTests.
     27 GURL GetDevToolsPathAsURL() {
     28   base::FilePath dir_exe;
     29   if (!PathService::Get(base::DIR_EXE, &dir_exe)) {
     30     NOTREACHED();
     31     return GURL();
     32   }
     33 #if defined(OS_MACOSX)
     34   // On Mac, the executable is in
     35   // out/Release/Content Shell.app/Contents/MacOS/Content Shell.
     36   // We need to go up 3 directories to get to out/Release.
     37   dir_exe = dir_exe.AppendASCII("../../..");
     38 #endif
     39   base::FilePath dev_tools_path = dir_exe.AppendASCII(
     40       "resources/inspector/devtools.html");
     41   return net::FilePathToFileURL(dev_tools_path);
     42 }
     43 
     44 // static
     45 ShellDevToolsFrontend* ShellDevToolsFrontend::Show(
     46     WebContents* inspected_contents) {
     47   Shell* shell = Shell::CreateNewWindow(inspected_contents->GetBrowserContext(),
     48                                         GURL(),
     49                                         NULL,
     50                                         MSG_ROUTING_NONE,
     51                                         gfx::Size());
     52   ShellDevToolsFrontend* devtools_frontend = new ShellDevToolsFrontend(
     53       shell,
     54       DevToolsAgentHost::GetOrCreateFor(inspected_contents->GetRenderViewHost())
     55           .get());
     56 
     57   ShellDevToolsDelegate* delegate = ShellContentBrowserClient::Get()->
     58       shell_browser_main_parts()->devtools_delegate();
     59   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree))
     60     shell->LoadURL(GetDevToolsPathAsURL());
     61   else
     62     shell->LoadURL(delegate->devtools_http_handler()->GetFrontendURL());
     63 
     64   devtools_frontend->Activate();
     65   devtools_frontend->Focus();
     66 
     67   return devtools_frontend;
     68 }
     69 
     70 void ShellDevToolsFrontend::Activate() {
     71   frontend_shell_->ActivateContents(web_contents());
     72 }
     73 
     74 void ShellDevToolsFrontend::Focus() {
     75   web_contents()->GetView()->Focus();
     76 }
     77 
     78 void ShellDevToolsFrontend::Close() {
     79   frontend_shell_->Close();
     80 }
     81 
     82 ShellDevToolsFrontend::ShellDevToolsFrontend(Shell* frontend_shell,
     83                                              DevToolsAgentHost* agent_host)
     84     : WebContentsObserver(frontend_shell->web_contents()),
     85       frontend_shell_(frontend_shell),
     86       agent_host_(agent_host) {
     87   frontend_host_.reset(
     88       DevToolsClientHost::CreateDevToolsFrontendHost(web_contents(), this));
     89 }
     90 
     91 ShellDevToolsFrontend::~ShellDevToolsFrontend() {
     92 }
     93 
     94 void ShellDevToolsFrontend::RenderViewCreated(
     95     RenderViewHost* render_view_host) {
     96   DevToolsClientHost::SetupDevToolsFrontendClient(
     97       web_contents()->GetRenderViewHost());
     98   DevToolsManager* manager = DevToolsManager::GetInstance();
     99   manager->RegisterDevToolsClientHostFor(agent_host_.get(),
    100                                          frontend_host_.get());
    101 }
    102 
    103 void ShellDevToolsFrontend::DocumentOnLoadCompletedInMainFrame(int32 page_id) {
    104   web_contents()->GetRenderViewHost()->ExecuteJavascriptInWebFrame(
    105       base::string16(),
    106       ASCIIToUTF16("InspectorFrontendAPI.setUseSoftMenu(true);"));
    107 }
    108 
    109 void ShellDevToolsFrontend::WebContentsDestroyed(WebContents* web_contents) {
    110   DevToolsManager::GetInstance()->ClientHostClosing(frontend_host_.get());
    111   delete this;
    112 }
    113 
    114 void ShellDevToolsFrontend::InspectedContentsClosing() {
    115   frontend_shell_->Close();
    116 }
    117 
    118 }  // namespace content
    119