src/chrome/browser/ui/views/apps/chrome_native_app_window_views_win.cc

   1 // Copyright 2014 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/ui/views/apps/chrome_native_app_window_views_win.h"
   6
   7 #include "apps/ui/views/app_window_frame_view.h"
   8 #include "ash/shell.h"
   9 #include "base/command_line.h"
  10 #include "base/files/file_util.h"
  11 #include "base/path_service.h"
  12 #include "base/strings/utf_string_conversions.h"
  13 #include "base/threading/sequenced_worker_pool.h"
  14 #include "chrome/browser/apps/per_app_settings_service.h"
  15 #include "chrome/browser/apps/per_app_settings_service_factory.h"
  16 #include "chrome/browser/jumplist_updater_win.h"
  17 #include "chrome/browser/metro_utils/metro_chrome_win.h"
  18 #include "chrome/browser/profiles/profile.h"
  19 #include "chrome/browser/shell_integration.h"
  20 #include "chrome/browser/ui/views/apps/app_window_desktop_native_widget_aura_win.h"
  21 #include "chrome/browser/ui/views/apps/glass_app_window_frame_view_win.h"
  22 #include "chrome/browser/web_applications/web_app.h"
  23 #include "chrome/browser/web_applications/web_app_win.h"
  24 #include "chrome/common/chrome_icon_resources_win.h"
  25 #include "chrome/common/chrome_switches.h"
  26 #include "chrome/grit/generated_resources.h"
  27 #include "content/public/browser/browser_thread.h"
  28 #include "extensions/browser/app_window/app_window.h"
  29 #include "extensions/browser/app_window/app_window_registry.h"
  30 #include "extensions/browser/extension_util.h"
  31 #include "extensions/common/extension.h"
  32 #include "ui/aura/remote_window_tree_host_win.h"
  33 #include "ui/base/l10n/l10n_util.h"
  34 #include "ui/base/win/shell.h"
  35 #include "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
  36 #include "ui/views/win/hwnd_util.h"
  37
  38 ChromeNativeAppWindowViewsWin::ChromeNativeAppWindowViewsWin()
  39     : glass_frame_view_(NULL), weak_ptr_factory_(this) {
  40 }
  41
  42 void ChromeNativeAppWindowViewsWin::ActivateParentDesktopIfNecessary() {
  43   // Only switching into Ash from Native is supported. Tearing the user out of
  44   // Metro mode can only be done by launching a process from Metro mode itself.
  45   // This is done for launching apps, but not regular activations.
  46   if (IsRunningInAsh() &&
  47       chrome::GetActiveDesktop() == chrome::HOST_DESKTOP_TYPE_NATIVE) {
  48     chrome::ActivateMetroChrome();
  49   }
  50 }
  51
  52 HWND ChromeNativeAppWindowViewsWin::GetNativeAppWindowHWND() const {
  53   return views::HWNDForWidget(widget()->GetTopLevelWidget());
  54 }
  55
  56 bool ChromeNativeAppWindowViewsWin::IsRunningInAsh() {
  57   if (!ash::Shell::HasInstance())
  58     return false;
  59
  60   views::Widget* widget =
  61       implicit_cast<views::WidgetDelegate*>(this)->GetWidget();
  62   chrome::HostDesktopType host_desktop_type =
  63       chrome::GetHostDesktopTypeForNativeWindow(widget->GetNativeWindow());
  64   return host_desktop_type == chrome::HOST_DESKTOP_TYPE_ASH;
  65 }
  66
  67 void ChromeNativeAppWindowViewsWin::EnsureCaptionStyleSet() {
  68   // Windows seems to have issues maximizing windows without WS_CAPTION.
  69   // The default views / Aura implementation will remove this if we are using
  70   // frameless or colored windows, so we put it back here.
  71   HWND hwnd = GetNativeAppWindowHWND();
  72   int current_style = ::GetWindowLong(hwnd, GWL_STYLE);
  73   ::SetWindowLong(hwnd, GWL_STYLE, current_style | WS_CAPTION);
  74 }
  75
  76 void ChromeNativeAppWindowViewsWin::OnBeforeWidgetInit(
  77     views::Widget::InitParams* init_params,
  78     views::Widget* widget) {
  79   content::BrowserContext* browser_context = app_window()->browser_context();
  80   std::string extension_id = app_window()->extension_id();
  81   // If an app has any existing windows, ensure new ones are created on the
  82   // same desktop.
  83   extensions::AppWindow* any_existing_window =
  84       extensions::AppWindowRegistry::Get(browser_context)
  85           ->GetCurrentAppWindowForApp(extension_id);
  86   chrome::HostDesktopType desktop_type;
  87   if (any_existing_window) {
  88     desktop_type = chrome::GetHostDesktopTypeForNativeWindow(
  89         any_existing_window->GetNativeWindow());
  90   } else {
  91     PerAppSettingsService* settings =
  92         PerAppSettingsServiceFactory::GetForBrowserContext(browser_context);
  93     if (settings->HasDesktopLastLaunchedFrom(extension_id)) {
  94       desktop_type = settings->GetDesktopLastLaunchedFrom(extension_id);
  95     } else {
  96       // We don't know what desktop this app was last launched from, so take our
  97       // best guess as to what desktop the user is on.
  98       desktop_type = chrome::GetActiveDesktop();
  99     }
 100   }
 101   if (desktop_type == chrome::HOST_DESKTOP_TYPE_ASH)
 102     init_params->context = ash::Shell::GetPrimaryRootWindow();
 103   else
 104     init_params->native_widget = new AppWindowDesktopNativeWidgetAuraWin(this);
 105 }
 106
 107 void ChromeNativeAppWindowViewsWin::InitializeDefaultWindow(
 108     const extensions::AppWindow::CreateParams& create_params) {
 109   ChromeNativeAppWindowViews::InitializeDefaultWindow(create_params);
 110
 111   // Remaining initialization is for Windows shell integration, which doesn't
 112   // apply to app windows in Ash.
 113   if (IsRunningInAsh())
 114     return;
 115
 116   const extensions::Extension* extension = app_window()->GetExtension();
 117   if (!extension)
 118     return;
 119
 120   std::string app_name =
 121       web_app::GenerateApplicationNameFromExtensionId(extension->id());
 122   base::string16 app_name_wide = base::UTF8ToWide(app_name);
 123   HWND hwnd = GetNativeAppWindowHWND();
 124   Profile* profile =
 125       Profile::FromBrowserContext(app_window()->browser_context());
 126   app_model_id_ =
 127       ShellIntegration::GetAppModelIdForProfile(app_name_wide,
 128                                                 profile->GetPath());
 129   ui::win::SetAppIdForWindow(app_model_id_, hwnd);
 130   web_app::UpdateRelaunchDetailsForApp(profile, extension, hwnd);
 131
 132   if (!create_params.alpha_enabled)
 133     EnsureCaptionStyleSet();
 134   UpdateShelfMenu();
 135 }
 136
 137 views::NonClientFrameView*
 138 ChromeNativeAppWindowViewsWin::CreateStandardDesktopAppFrame() {
 139   glass_frame_view_ = NULL;
 140   if (ui::win::IsAeroGlassEnabled()) {
 141     glass_frame_view_ = new GlassAppWindowFrameViewWin(this, widget());
 142     return glass_frame_view_;
 143   }
 144   return ChromeNativeAppWindowViews::CreateStandardDesktopAppFrame();
 145 }
 146
 147 void ChromeNativeAppWindowViewsWin::Show() {
 148   ActivateParentDesktopIfNecessary();
 149   ChromeNativeAppWindowViews::Show();
 150 }
 151
 152 void ChromeNativeAppWindowViewsWin::Activate() {
 153   ActivateParentDesktopIfNecessary();
 154   ChromeNativeAppWindowViews::Activate();
 155 }
 156
 157 void ChromeNativeAppWindowViewsWin::UpdateShelfMenu() {
 158   if (!JumpListUpdater::IsEnabled() || IsRunningInAsh())
 159     return;
 160
 161   // Currently the only option is related to ephemeral apps, so avoid updating
 162   // the app's jump list when the feature is not enabled.
 163   if (!CommandLine::ForCurrentProcess()->HasSwitch(
 164           switches::kEnableEphemeralApps)) {
 165     return;
 166   }
 167
 168   const extensions::Extension* extension = app_window()->GetExtension();
 169   if (!extension)
 170     return;
 171
 172   // For the icon resources.
 173   base::FilePath chrome_path;
 174   if (!PathService::Get(base::FILE_EXE, &chrome_path))
 175     return;
 176
 177   DCHECK(!app_model_id_.empty());
 178
 179   JumpListUpdater jumplist_updater(app_model_id_);
 180   if (!jumplist_updater.BeginUpdate())
 181     return;
 182
 183   // Add item to install ephemeral apps.
 184   if (extensions::util::IsEphemeralApp(extension->id(),
 185                                        app_window()->browser_context())) {
 186     scoped_refptr<ShellLinkItem> link(new ShellLinkItem());
 187     link->set_title(l10n_util::GetStringUTF16(IDS_APP_INSTALL_TITLE));
 188     link->set_icon(chrome_path.value(),
 189                    icon_resources::kInstallPackagedAppIndex);
 190     ShellIntegration::AppendProfileArgs(
 191         app_window()->browser_context()->GetPath(), link->GetCommandLine());
 192     link->GetCommandLine()->AppendSwitchASCII(
 193         switches::kInstallEphemeralAppFromWebstore, extension->id());
 194
 195     ShellLinkItemList items;
 196     items.push_back(link);
 197     jumplist_updater.AddTasks(items);
 198   }
 199
 200   // Note that an empty jumplist must still be committed to clear all items.
 201   jumplist_updater.CommitUpdate();
 202 }