chrome/browser/ui/views/frame/desktop_user_action_handler_aura.cc

   1 // Copyright (c) 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/desktop_user_action_handler_aura.h"
   6
   7 #include "chrome/browser/ui/browser.h"
   8 #include "chrome/browser/ui/tabs/tab_strip_model.h"
   9 #include "content/public/browser/web_contents.h"
  10
  11 DesktopUserActionHandlerAura::DesktopUserActionHandlerAura(Browser* browser)
  12     : browser_(browser) {
  13 }
  14
  15 DesktopUserActionHandlerAura::~DesktopUserActionHandlerAura() {}
  16
  17 bool DesktopUserActionHandlerAura::OnUserAction(
  18     aura::client::UserActionClient::Command command) {
  19   switch (command) {
  20     case aura::client::UserActionClient::BACK: {
  21       content::WebContents* contents = GetActiveWebContents();
  22       if (contents && contents->GetController().CanGoBack()) {
  23         contents->GetController().GoBack();
  24         return true;
  25       }
  26       break;
  27     }
  28     case aura::client::UserActionClient::FORWARD: {
  29       content::WebContents* contents = GetActiveWebContents();
  30       if (contents && contents->GetController().CanGoForward()) {
  31         contents->GetController().GoForward();
  32         return true;
  33       }
  34       break;
  35     }
  36     default:
  37       break;
  38   }
  39   return false;
  40 }
  41
  42 content::WebContents*
  43 DesktopUserActionHandlerAura::GetActiveWebContents() const {
  44   return browser_->tab_strip_model()->GetActiveWebContents();
  45 }