diff options
Diffstat (limited to 'chrome/browser/tab_contents/language_state.h')
-rw-r--r-- | chrome/browser/tab_contents/language_state.h | 101 |
1 files changed, 2 insertions, 99 deletions
diff --git a/chrome/browser/tab_contents/language_state.h b/chrome/browser/tab_contents/language_state.h index b3728a3..6c35545 100644 --- a/chrome/browser/tab_contents/language_state.h +++ b/chrome/browser/tab_contents/language_state.h @@ -6,105 +6,8 @@ #define CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_H_ #pragma once -#include <string> - -#include "base/basictypes.h" -#include "chrome/browser/tab_contents/navigation_controller.h" - -// This class holds the language state of the current page. -// There is one LanguageState instance per TabContents. -// It is used to determine when navigating to a new page whether it should -// automatically be translated. -// This auto-translate behavior is the expected behavior when: -// - user is on page in language A that they had translated to language B. -// - user clicks a link in that page that takes them to a page also in language -// A. - -class LanguageState { - public: - explicit LanguageState(NavigationController* nav_controller); - ~LanguageState(); - - // Should be called when the page did a new navigation (whether it is a main - // frame or sub-frame navigation). - void DidNavigate(const NavigationController::LoadCommittedDetails& details); - - // Should be called when the language of the page has been determined. - // |page_translatable| when false indicates that the browser should not offer - // to translate the page. - void LanguageDetermined(const std::string& page_language, - bool page_translatable); - - // Returns the language the current page should be translated to, based on the - // previous page languages and the transition. This should be called after - // the language page has been determined. - // Returns an empty string if the page should not be auto-translated. - std::string AutoTranslateTo() const; - - // Returns true if the current page in the associated tab has been translated. - bool IsPageTranslated() const { return original_lang_ != current_lang_; } - - const std::string& original_language() const { return original_lang_; } - - void set_current_language(const std::string& language) { - current_lang_ = language; - } - const std::string& current_language() const { return current_lang_; } - - bool page_translatable() const { return page_translatable_; } - - // Whether the page is currently in the process of being translated. - bool translation_pending() const { return translation_pending_; } - void set_translation_pending(bool value) { translation_pending_ = value; } - - // Whether the user has already declined to translate the page. - bool translation_declined() const { return translation_declined_; } - void set_translation_declined(bool value) { translation_declined_ = value; } - - // Whether the current page was navigated through an in-page (fragment) - // navigation. - bool in_page_navigation() const { return in_page_navigation_; } - - private: - // The languages this page is in. Note that current_lang_ is different from - // original_lang_ when the page has been translated. - // Note that these might be empty if the page language has not been determined - // yet. - std::string original_lang_; - std::string current_lang_; - - // Same as above but for the previous page. - std::string prev_original_lang_; - std::string prev_current_lang_; - - // The navigation controller of the tab we are associated with. - NavigationController* navigation_controller_; - - // Whether it is OK to offer to translate the page. Some pages explictly - // specify that they should not be translated by the browser (this is the case - // for GMail for example, which provides its own translation features). - bool page_translatable_; - - // Whether a translation is currently pending (TabContents waiting for the - // PAGE_TRANSLATED notification). This is needed to avoid sending duplicate - // translate requests to a page. TranslateManager initiates translations - // when it received the LANGUAGE_DETERMINED notification. This is sent by - // the renderer with the page contents, every time the load stops for the - // main frame, so we may get several. - // TODO(jcampan): make the renderer send the language just once per navigation - // then we can get rid of that state. - bool translation_pending_; - - // Whether the user has declined to translate the page (by closing the infobar - // for example). This is necessary as a new infobar could be shown if a new - // load happens in the page after the user closed the infobar. - bool translation_declined_; - - // Whether the current navigation is a fragment navigation (in page). - bool in_page_navigation_; - - DISALLOW_COPY_AND_ASSIGN(LanguageState); -}; +// TODO(jam): remove this file when all files have been converted. +#include "content/browser/tab_contents/language_state.h" #endif // CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_H_ |