chrome/browser/ui/views/frame/browser_frame_ashwin.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/frame/browser_frame_ashwin.h"
   6
   7 #include "base/bind.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "chrome/browser/browser_shutdown.h"
  10 #include "chrome/browser/metro_utils/metro_chrome_win.h"
  11 #include "ui/aura/remote_window_tree_host_win.h"
  12
  13 BrowserFrameAshWin::BrowserFrameAshWin(BrowserFrame* browser_frame,
  14                                        BrowserView* browser_view)
  15     : BrowserFrameAsh(browser_frame, browser_view) {
  16 }
  17
  18 BrowserFrameAshWin::~BrowserFrameAshWin() {
  19 }
  20
  21 void BrowserFrameAshWin::OnWindowFocused(aura::Window* gained_focus,
  22                                          aura::Window* lost_focus) {
  23   BrowserFrameAsh::OnWindowFocused(gained_focus, lost_focus);
  24   if (GetNativeWindow() != gained_focus)
  25     return;
  26
  27   // TODO(shrikant): We need better way to handle chrome activation.
  28   // There may be cases where focus events do not follow a user
  29   // action to create or focus a window
  30
  31   // If the activated window is in Metro mode, and the viewer process window is
  32   // not in the foreground, activate Metro Chrome.
  33   if (aura::RemoteWindowTreeHostWin::IsValid() &&
  34       !aura::RemoteWindowTreeHostWin::Instance()->IsForegroundWindow() &&
  35       !browser_shutdown::IsTryingToQuit()) {
  36     // PostTask because ActivateMetroChrome can not be called nested in another
  37     // ::SendMessage().
  38     base::MessageLoop::current()->PostTask(
  39         FROM_HERE,
  40         base::Bind(base::IgnoreResult(chrome::ActivateMetroChrome)));
  41   }
  42 }