components/translate/core/browser/translate_client.h

   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 #ifndef COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_CLIENT_H_
   6 #define COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_CLIENT_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/ref_counted.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "components/translate/core/browser/translate_prefs.h"
  13 #include "components/translate/core/browser/translate_step.h"
  14 #include "components/translate/core/common/translate_errors.h"
  15
  16 class GURL;
  17 class PrefService;
  18
  19 namespace infobars {
  20 class InfoBar;
  21 }
  22
  23 namespace translate {
  24
  25 class TranslateAcceptLanguages;
  26 class TranslateDriver;
  27 class TranslateInfoBarDelegate;
  28
  29 // A client interface that needs to be supplied to TranslateManager by the
  30 // embedder.
  31 //
  32 // Each client instance is associated with a given context within which a
  33 // TranslateManager is used (e.g. a single tab).
  34 class TranslateClient {
  35  public:
  36   // Gets the TranslateDriver associated with the client.
  37   virtual TranslateDriver* GetTranslateDriver() = 0;
  38
  39   // Returns the associated PrefService.
  40   virtual PrefService* GetPrefs() = 0;
  41
  42   // Returns the associated TranslatePrefs.
  43   virtual scoped_ptr<TranslatePrefs> GetTranslatePrefs() = 0;
  44
  45   // Returns the associated TranslateAcceptLanguages.
  46   virtual TranslateAcceptLanguages* GetTranslateAcceptLanguages() = 0;
  47
  48   // Returns the resource ID of the icon to be shown for the Translate infobars.
  49   virtual int GetInfobarIconID() const = 0;
  50
  51   // Returns a translate infobar that owns |delegate|.
  52   virtual scoped_ptr<infobars::InfoBar> CreateInfoBar(
  53       scoped_ptr<TranslateInfoBarDelegate> delegate) const = 0;
  54
  55   // Called when the embedder should present UI to the user corresponding to the
  56   // user's current |step|.
  57   virtual void ShowTranslateUI(translate::TranslateStep step,
  58                                const std::string source_language,
  59                                const std::string target_language,
  60                                TranslateErrors::Type error_type,
  61                                bool triggered_from_menu) = 0;
  62
  63   // Returns true if the URL can be translated.
  64   virtual bool IsTranslatableURL(const GURL& url) = 0;
  65
  66   // Presents |report_url|, a URL containing information relating to reporting
  67   // a language detection error, to the user to allow them to report language
  68   // detection errors as desired.
  69   virtual void ShowReportLanguageDetectionErrorUI(const GURL& report_url) = 0;
  70 };
  71
  72 }  // namespace translate
  73
  74 #endif  // COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_CLIENT_H_