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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 "apps/shell/app/shell_main_delegate.h"
      6 
      7 #include "apps/shell/browser/default_shell_browser_main_delegate.h"
      8 #include "apps/shell/browser/shell_content_browser_client.h"
      9 #include "apps/shell/common/shell_content_client.h"
     10 #include "apps/shell/renderer/shell_content_renderer_client.h"
     11 #include "apps/shell/renderer/shell_renderer_main_delegate.h"
     12 #include "base/command_line.h"
     13 #include "base/files/file_path.h"
     14 #include "base/logging.h"
     15 #include "base/path_service.h"
     16 #include "content/public/browser/browser_main_runner.h"
     17 #include "content/public/common/content_switches.h"
     18 #include "extensions/common/extension_paths.h"
     19 #include "ui/base/resource/resource_bundle.h"
     20 
     21 #if defined(OS_CHROMEOS)
     22 #include "chromeos/chromeos_paths.h"
     23 #endif
     24 
     25 namespace {
     26 
     27 void InitLogging() {
     28   base::FilePath log_filename;
     29   PathService::Get(base::DIR_EXE, &log_filename);
     30   log_filename = log_filename.AppendASCII("app_shell.log");
     31   logging::LoggingSettings settings;
     32   settings.logging_dest = logging::LOG_TO_ALL;
     33   settings.log_file = log_filename.value().c_str();
     34   settings.delete_old = logging::DELETE_OLD_LOG_FILE;
     35   logging::InitLogging(settings);
     36   logging::SetLogItems(true, true, true, true);
     37 }
     38 
     39 }  // namespace
     40 
     41 namespace apps {
     42 
     43 ShellMainDelegate::ShellMainDelegate() {
     44 }
     45 
     46 ShellMainDelegate::~ShellMainDelegate() {
     47 }
     48 
     49 bool ShellMainDelegate::BasicStartupComplete(int* exit_code) {
     50   InitLogging();
     51   content_client_.reset(new ShellContentClient);
     52   SetContentClient(content_client_.get());
     53 
     54 #if defined(OS_CHROMEOS)
     55   chromeos::RegisterPathProvider();
     56 #endif
     57   extensions::RegisterPathProvider();
     58   return false;
     59 }
     60 
     61 void ShellMainDelegate::PreSandboxStartup() {
     62   std::string process_type =
     63       CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
     64           switches::kProcessType);
     65   if (ProcessNeedsResourceBundle(process_type))
     66     InitializeResourceBundle();
     67 }
     68 
     69 content::ContentBrowserClient* ShellMainDelegate::CreateContentBrowserClient() {
     70   browser_client_.reset(
     71       new apps::ShellContentBrowserClient(CreateShellBrowserMainDelegate()));
     72   return browser_client_.get();
     73 }
     74 
     75 content::ContentRendererClient*
     76 ShellMainDelegate::CreateContentRendererClient() {
     77   renderer_client_.reset(
     78       new ShellContentRendererClient(CreateShellRendererMainDelegate()));
     79   return renderer_client_.get();
     80 }
     81 
     82 ShellBrowserMainDelegate* ShellMainDelegate::CreateShellBrowserMainDelegate() {
     83   return new DefaultShellBrowserMainDelegate();
     84 }
     85 
     86 scoped_ptr<ShellRendererMainDelegate>
     87 ShellMainDelegate::CreateShellRendererMainDelegate() {
     88   return scoped_ptr<ShellRendererMainDelegate>();
     89 }
     90 
     91 // static
     92 bool ShellMainDelegate::ProcessNeedsResourceBundle(
     93     const std::string& process_type) {
     94   // The browser process has no process type flag, but needs resources.
     95   // On Linux the zygote process opens the resources for the renderers.
     96   return process_type.empty() ||
     97          process_type == switches::kZygoteProcess ||
     98          process_type == switches::kRendererProcess ||
     99          process_type == switches::kUtilityProcess;
    100 }
    101 
    102 void ShellMainDelegate::InitializeResourceBundle() {
    103   base::FilePath pak_dir;
    104   PathService::Get(base::DIR_MODULE, &pak_dir);
    105   ui::ResourceBundle::InitSharedInstanceWithPakPath(
    106       pak_dir.AppendASCII("app_shell.pak"));
    107 }
    108 
    109 }  // namespace apps
    110