src/chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.cc

   1 // Copyright 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 "chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.h"
   6
   7 #include "ash/shell.h"
   8 #include "base/logging.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "chrome/browser/browser_process.h"
  11 #include "chrome/browser/browser_process_platform_part_aurawin.h"
  12 #include "chrome/browser/chrome_notification_types.h"
  13 #include "chrome/browser/lifetime/application_lifetime.h"
  14 #include "chrome/browser/profiles/profile_manager.h"
  15 #include "chrome/browser/search_engines/util.h"
  16 #include "chrome/browser/ui/ash/ash_init.h"
  17 #include "chrome/browser/ui/browser.h"
  18 #include "chrome/browser/ui/browser_list.h"
  19 #include "chrome/browser/ui/browser_navigator.h"
  20 #include "chrome/browser/ui/browser_window.h"
  21 #include "chrome/browser/ui/host_desktop.h"
  22 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  23 #include "chrome/common/env_vars.h"
  24 #include "content/public/browser/browser_thread.h"
  25 #include "content/public/browser/gpu_data_manager.h"
  26 #include "content/public/browser/notification_service.h"
  27 #include "content/public/browser/page_navigator.h"
  28 #include "content/public/browser/web_contents.h"
  29 #include "ui/aura/remote_root_window_host_win.h"
  30 #include "ui/surface/accelerated_surface_win.h"
  31 #include "url/gurl.h"
  32
  33 namespace {
  34
  35 void CloseOpenAshBrowsers() {
  36   BrowserList* browser_list =
  37       BrowserList::GetInstance(chrome::HOST_DESKTOP_TYPE_ASH);
  38   if (browser_list) {
  39     for (BrowserList::const_iterator i = browser_list->begin();
  40          i != browser_list->end(); ++i) {
  41       Browser* browser = *i;
  42       browser->window()->Close();
  43       // If the attempt to Close the browser fails due to unload handlers on
  44       // the page or in progress downloads, etc, destroy all tabs on the page.
  45       while (browser->tab_strip_model()->count())
  46         delete browser->tab_strip_model()->GetWebContentsAt(0);
  47     }
  48   }
  49 }
  50
  51 void OpenURL(const GURL& url) {
  52   chrome::NavigateParams params(
  53       ProfileManager::GetDefaultProfileOrOffTheRecord(),
  54       GURL(url),
  55       content::PAGE_TRANSITION_TYPED);
  56   params.disposition = NEW_FOREGROUND_TAB;
  57   params.host_desktop_type = chrome::HOST_DESKTOP_TYPE_ASH;
  58   chrome::Navigate(&params);
  59 }
  60
  61 }  // namespace
  62
  63 ChromeMetroViewerProcessHost::ChromeMetroViewerProcessHost()
  64     : MetroViewerProcessHost(
  65           content::BrowserThread::GetMessageLoopProxyForThread(
  66               content::BrowserThread::IO)) {
  67   g_browser_process->AddRefModule();
  68 }
  69
  70 void ChromeMetroViewerProcessHost::OnChannelError() {
  71   // TODO(cpu): At some point we only close the browser. Right now this
  72   // is very convenient for developing.
  73   DLOG(INFO) << "viewer channel error : Quitting browser";
  74
  75   // Unset environment variable to let breakpad know that metro process wasn't
  76   // connected.
  77   ::SetEnvironmentVariableA(env_vars::kMetroConnected, NULL);
  78
  79   aura::RemoteRootWindowHostWin::Instance()->Disconnected();
  80   g_browser_process->ReleaseModule();
  81   CloseOpenAshBrowsers();
  82   chrome::CloseAsh();
  83   // Tell the rest of Chrome about it.
  84   content::NotificationService::current()->Notify(
  85       chrome::NOTIFICATION_ASH_SESSION_ENDED,
  86       content::NotificationService::AllSources(),
  87       content::NotificationService::NoDetails());
  88
  89   // This will delete the MetroViewerProcessHost object. Don't access member
  90   // variables/functions after this call.
  91   g_browser_process->platform_part()->OnMetroViewerProcessTerminated();
  92 }
  93
  94 void ChromeMetroViewerProcessHost::OnChannelConnected(int32 /*peer_pid*/) {
  95   DLOG(INFO) << "ChromeMetroViewerProcessHost::OnChannelConnected: ";
  96   // Set environment variable to let breakpad know that metro process was
  97   // connected.
  98   ::SetEnvironmentVariableA(env_vars::kMetroConnected, "1");
  99
 100   if (!content::GpuDataManager::GetInstance()->GpuAccessAllowed(NULL)) {
 101     DLOG(INFO) << "No GPU access, attempting to restart in Desktop\n";
 102     chrome::AttemptRestartToDesktopMode();
 103   }
 104 }
 105
 106 void ChromeMetroViewerProcessHost::OnSetTargetSurface(
 107     gfx::NativeViewId target_surface) {
 108   HWND hwnd = reinterpret_cast<HWND>(target_surface);
 109   // Tell our root window host that the viewer has connected.
 110   aura::RemoteRootWindowHostWin::Instance()->Connected(this, hwnd);
 111   // Now start the Ash shell environment.
 112   chrome::OpenAsh();
 113   ash::Shell::GetInstance()->CreateLauncher();
 114   ash::Shell::GetInstance()->ShowLauncher();
 115   // Tell the rest of Chrome that Ash is running.
 116   content::NotificationService::current()->Notify(
 117       chrome::NOTIFICATION_ASH_SESSION_STARTED,
 118       content::NotificationService::AllSources(),
 119       content::NotificationService::NoDetails());
 120 }
 121
 122 void ChromeMetroViewerProcessHost::OnOpenURL(const string16& url) {
 123   OpenURL(GURL(url));
 124 }
 125
 126 void ChromeMetroViewerProcessHost::OnHandleSearchRequest(
 127     const string16& search_string) {
 128   GURL url(GetDefaultSearchURLForSearchTerms(
 129       ProfileManager::GetDefaultProfileOrOffTheRecord(), search_string));
 130   if (url.is_valid())
 131     OpenURL(url);
 132 }