| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/ui/ash/user_action_handler.h" |
| |
| #include "ash/wm/window_util.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/browser_finder.h" |
| #include "chrome/browser/ui/browser_window.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #include "content/public/browser/web_contents.h" |
| |
| // Returns the currently-active WebContents belonging to the active browser, or |
| // NULL if there's no currently-active browser. |
| content::WebContents* GetActiveWebContents() { |
| Browser* browser = chrome::FindLastActiveWithHostDesktopType( |
| chrome::HOST_DESKTOP_TYPE_ASH); |
| if (!browser) |
| return NULL; |
| if (!ash::wm::IsActiveWindow(browser->window()->GetNativeWindow())) |
| return NULL; |
| |
| return browser->tab_strip_model()->GetActiveWebContents(); |
| } |
| |
| UserActionHandler::UserActionHandler() {} |
| |
| UserActionHandler::~UserActionHandler() {} |
| |
| bool UserActionHandler::OnUserAction( |
| aura::client::UserActionClient::Command command) { |
| switch (command) { |
| case aura::client::UserActionClient::BACK: { |
| content::WebContents* contents = GetActiveWebContents(); |
| if (contents && contents->GetController().CanGoBack()) { |
| contents->GetController().GoBack(); |
| return true; |
| } |
| break; |
| } |
| case aura::client::UserActionClient::FORWARD: { |
| content::WebContents* contents = GetActiveWebContents(); |
| if (contents && contents->GetController().CanGoForward()) { |
| contents->GetController().GoForward(); |
| return true; |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| return false; |
| } |