chrome/browser/ui/views/apps/native_app_window_views_win.cc

   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 "chrome/browser/ui/views/apps/native_app_window_views_win.h"
   6
   7 #include "apps/app_window.h"
   8 #include "apps/app_window_registry.h"
   9 #include "ash/shell.h"
  10 #include "chrome/browser/apps/per_app_settings_service.h"
  11 #include "chrome/browser/apps/per_app_settings_service_factory.h"
  12 #include "chrome/browser/metro_utils/metro_chrome_win.h"
  13 #include "extensions/common/extension.h"
  14 #include "ui/aura/remote_window_tree_host_win.h"
  15 #include "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
  16
  17 NativeAppWindowViewsWin::NativeAppWindowViewsWin() {
  18 }
  19
  20 void NativeAppWindowViewsWin::ActivateParentDesktopIfNecessary() {
  21   if (!ash::Shell::HasInstance())
  22     return;
  23
  24   views::Widget* widget =
  25       implicit_cast<views::WidgetDelegate*>(this)->GetWidget();
  26   chrome::HostDesktopType host_desktop_type =
  27       chrome::GetHostDesktopTypeForNativeWindow(widget->GetNativeWindow());
  28   // Only switching into Ash from Native is supported. Tearing the user out of
  29   // Metro mode can only be done by launching a process from Metro mode itself.
  30   // This is done for launching apps, but not regular activations.
  31   if (host_desktop_type == chrome::HOST_DESKTOP_TYPE_ASH &&
  32       chrome::GetActiveDesktop() == chrome::HOST_DESKTOP_TYPE_NATIVE) {
  33     chrome::ActivateMetroChrome();
  34   }
  35 }
  36
  37 void NativeAppWindowViewsWin::OnBeforeWidgetInit(
  38     views::Widget::InitParams* init_params, views::Widget* widget) {
  39   // If an app has any existing windows, ensure new ones are created on the
  40   // same desktop.
  41   apps::AppWindow* any_existing_window =
  42       apps::AppWindowRegistry::Get(browser_context())
  43           ->GetCurrentAppWindowForApp(extension()->id());
  44   chrome::HostDesktopType desktop_type;
  45   if (any_existing_window) {
  46     desktop_type = chrome::GetHostDesktopTypeForNativeWindow(
  47         any_existing_window->GetNativeWindow());
  48   } else {
  49     PerAppSettingsService* settings =
  50         PerAppSettingsServiceFactory::GetForBrowserContext(browser_context());
  51     if (settings->HasDesktopLastLaunchedFrom(extension()->id())) {
  52       desktop_type = settings->GetDesktopLastLaunchedFrom(extension()->id());
  53     } else {
  54       // We don't know what desktop this app was last launched from, so take our
  55       // best guess as to what desktop the user is on.
  56       desktop_type = chrome::GetActiveDesktop();
  57     }
  58   }
  59   if (desktop_type == chrome::HOST_DESKTOP_TYPE_ASH)
  60     init_params->context = ash::Shell::GetPrimaryRootWindow();
  61   else
  62     init_params->native_widget = new views::DesktopNativeWidgetAura(widget);
  63 }
  64
  65 void NativeAppWindowViewsWin::Show() {
  66   ActivateParentDesktopIfNecessary();
  67   NativeAppWindowViews::Show();
  68 }
  69
  70 void NativeAppWindowViewsWin::Activate() {
  71   ActivateParentDesktopIfNecessary();
  72   NativeAppWindowViews::Activate();
  73 }