android_webview/browser/aw_browser_main_parts.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 "android_webview/browser/aw_browser_main_parts.h"
   6
   7 #include "android_webview/browser/aw_browser_context.h"
   8 #include "android_webview/browser/aw_devtools_delegate.h"
   9 #include "android_webview/browser/aw_result_codes.h"
  10 #include "base/android/build_info.h"
  11 #include "base/android/locale_utils.h"
  12 #include "base/files/file_path.h"
  13 #include "base/path_service.h"
  14 #include "content/public/browser/android/compositor.h"
  15 #include "content/public/browser/render_process_host.h"
  16 #include "content/public/common/content_client.h"
  17 #include "content/public/common/result_codes.h"
  18 #include "net/android/network_change_notifier_factory_android.h"
  19 #include "net/base/network_change_notifier.h"
  20 #include "ui/base/layout.h"
  21 #include "ui/base/resource/resource_bundle.h"
  22 #include "ui/base/ui_base_paths.h"
  23
  24 namespace android_webview {
  25
  26 bool UseCompositorDirectDraw() {
  27   return base::android::BuildInfo::GetInstance()->sdk_int() >= 16;
  28 }
  29
  30 AwBrowserMainParts::AwBrowserMainParts(AwBrowserContext* browser_context)
  31     : browser_context_(browser_context) {
  32 }
  33
  34 AwBrowserMainParts::~AwBrowserMainParts() {
  35 }
  36
  37 void AwBrowserMainParts::PreEarlyInitialization() {
  38   net::NetworkChangeNotifier::SetFactory(
  39       new net::NetworkChangeNotifierFactoryAndroid());
  40   content::Compositor::InitializeWithFlags(
  41       content::Compositor::DIRECT_CONTEXT_ON_DRAW_THREAD);
  42
  43   // Android WebView does not use default MessageLoop. It has its own
  44   // Android specific MessageLoop. Also see MainMessageLoopRun.
  45   DCHECK(!main_message_loop_.get());
  46   main_message_loop_.reset(new MessageLoop(MessageLoop::TYPE_UI));
  47   MessageLoopForUI::current()->Start();
  48 }
  49
  50 int AwBrowserMainParts::PreCreateThreads() {
  51   browser_context_->InitializeBeforeThreadCreation();
  52
  53   ui::ResourceBundle::InitSharedInstanceLocaleOnly(
  54       base::android::GetDefaultLocale(), NULL);
  55
  56   base::FilePath pak_path;
  57   PathService::Get(ui::DIR_RESOURCE_PAKS_ANDROID, &pak_path);
  58
  59   ui::ResourceBundle::GetSharedInstance().AddDataPackFromPath(
  60       pak_path.AppendASCII("webviewchromium.pak"),
  61       ui::SCALE_FACTOR_NONE);
  62
  63   return content::RESULT_CODE_NORMAL_EXIT;
  64 }
  65
  66 void AwBrowserMainParts::PreMainMessageLoopRun() {
  67   browser_context_->PreMainMessageLoopRun();
  68   devtools_delegate_ = new AwDevToolsDelegate(browser_context_);
  69 }
  70
  71 bool AwBrowserMainParts::MainMessageLoopRun(int* result_code) {
  72   // Android WebView does not use default MessageLoop. It has its own
  73   // Android specific MessageLoop.
  74   return true;
  75 }
  76
  77 void AwBrowserMainParts::PostMainMessageLoopRun() {
  78   if (devtools_delegate_)
  79     devtools_delegate_->Stop();
  80 }
  81
  82 }  // namespace android_webview