chrome/browser/ui/browser_content_translate_driver_observer.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/browser_content_translate_driver_observer.h"
   6
   7 #include "chrome/browser/translate/translate_tab_helper.h"
   8 #include "chrome/browser/ui/browser.h"
   9 #include "chrome/browser/ui/browser_window.h"
  10 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  11 #include "components/translate/core/browser/language_state.h"
  12
  13 BrowserContentTranslateDriverObserver::BrowserContentTranslateDriverObserver(
  14     Browser* browser) : browser_(browser) {
  15 }
  16
  17 BrowserContentTranslateDriverObserver::
  18     ~BrowserContentTranslateDriverObserver() {
  19 }
  20
  21 void BrowserContentTranslateDriverObserver::OnIsPageTranslatedChanged(
  22     content::WebContents* source) {
  23   if (source == browser_->tab_strip_model()->GetActiveWebContents()) {
  24     TranslateTabHelper* translate_tab_helper =
  25         TranslateTabHelper::FromWebContents(source);
  26     LanguageState& language_state = translate_tab_helper->GetLanguageState();
  27     browser_->window()->SetTranslateIconToggled(
  28         language_state.IsPageTranslated());
  29   }
  30 }
  31
  32 void BrowserContentTranslateDriverObserver::OnTranslateEnabledChanged(
  33     content::WebContents* source) {
  34   if (source == browser_->tab_strip_model()->GetActiveWebContents())
  35     browser_->window()->UpdateToolbar(source);
  36 }