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.
5 #ifndef COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_DRIVER_H_
6 #define COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_DRIVER_H_
13 // Interface that allows Translate core code to interact with its driver (i.e.,
14 // obtain information from it and give information to it). A concrete
15 // implementation must be provided by the driver.
16 class TranslateDriver {
18 // Returns true if the current page was navigated through a link.
19 virtual bool IsLinkNavigation() = 0;
21 // Called when Translate is enabled or disabled.
22 virtual void OnTranslateEnabledChanged() = 0;
24 // Called when the page is "translated" state of the page changed.
25 virtual void OnIsPageTranslatedChanged() = 0;
27 // Gets the LanguageState associated with the driver.
28 virtual LanguageState& GetLanguageState() = 0;
30 // Translates the page contents from |source_lang| to |target_lang|.
31 virtual void TranslatePage(const std::string& translate_script,
32 const std::string& source_lang,
33 const std::string& target_lang) = 0;
35 // Reverts the contents of the page to its original language.
36 virtual void RevertTranslation() = 0;
38 // Returns whether the user is currently operating in off-the-record mode.
39 virtual bool IsOffTheRecord() = 0;
41 // Returns the mime type of the current page.
42 virtual const std::string& GetContentsMimeType() = 0;
44 // Returns the last committed URL, or an empty GURL if there is no committed
46 virtual const GURL& GetLastCommittedURL() = 0;
48 // Returns the active URL, or an empty GURL if there is no active URL.
49 virtual const GURL& GetActiveURL() = 0;
51 // Returns the visible URL, or an empty GURL if there is no visible URL.
52 virtual const GURL& GetVisibleURL() = 0;
54 // Returns whether the driver has access to the current page.
55 virtual bool HasCurrentPage() = 0;
57 // Returns an int identifying the current page. Should only be called if
58 // |HasCurrentPage()| is true.
59 virtual int GetCurrentPageID() = 0;
62 #endif // COMPONENTS_TRANSLATE_CORE_BROWSER_TRANSLATE_DRIVER_H_