diff options
Diffstat (limited to 'chrome/browser/shell_integration.h')
| -rw-r--r-- | chrome/browser/shell_integration.h | 701 |
1 files changed, 349 insertions, 352 deletions
diff --git a/chrome/browser/shell_integration.h b/chrome/browser/shell_integration.h index f2c629a..a39635a 100644 --- a/chrome/browser/shell_integration.h +++ b/chrome/browser/shell_integration.h @@ -21,390 +21,387 @@ class CommandLine; class OneShotTimer; } -class ShellIntegration { - public: - // Sets Chrome as the default browser (only for the current user). Returns - // false if this operation fails. - static bool SetAsDefaultBrowser(); - - // Initiates an OS shell flow which (if followed by the user) should set - // Chrome as the default browser. Returns false if the flow cannot be - // initialized, if it is not supported (introduced for Windows 8) or if the - // user cancels the operation. This is a blocking call and requires a FILE - // thread. If Chrome is already default browser, no interactive dialog will be - // shown and this method returns true. - static bool SetAsDefaultBrowserInteractive(); - - // Returns true if setting the default browser is an asynchronous operation. - // In practice, this is only true on Windows 10+. - static bool IsSetAsDefaultAsynchronous(); - - // Sets Chrome as the default client application for the given protocol - // (only for the current user). Returns false if this operation fails. - static bool SetAsDefaultProtocolClient(const std::string& protocol); - - // Initiates an OS shell flow which (if followed by the user) should set - // Chrome as the default handler for |protocol|. Returns false if the flow - // cannot be initialized, if it is not supported (introduced for Windows 8) - // or if the user cancels the operation. This is a blocking call and requires - // a FILE thread. If Chrome is already default for |protocol|, no interactive - // dialog will be shown and this method returns true. - static bool SetAsDefaultProtocolClientInteractive( - const std::string& protocol); - - // Windows 8 and Windows 10 introduced different ways to set the default - // browser. - enum DefaultWebClientSetPermission { - // The browser distribution is not permitted to be made default. - SET_DEFAULT_NOT_ALLOWED, - // No special permission or interaction is required to set the default - // browser. This is used in Linux, Mac and Windows 7 and under. - SET_DEFAULT_UNATTENDED, - // On Windows 8, a browser can be made default only in an interactive flow. - SET_DEFAULT_INTERACTIVE, - // On Windows 10+, the set default browser flow is both interactive and - // asynchronous. - SET_DEFAULT_ASYNCHRONOUS, - }; - - // Returns requirements for making the running browser the user's default. - static DefaultWebClientSetPermission CanSetAsDefaultBrowser(); - - // Returns requirements for making the running browser the user's default - // client application for specific protocols. - static DefaultWebClientSetPermission CanSetAsDefaultProtocolClient(); - - // Returns true if making the running browser the default client for any - // protocol requires elevated privileges. - static bool IsElevationNeededForSettingDefaultProtocolClient(); - - // Returns a string representing the application to be launched given the - // protocol of the requested url. This string may be a name or a path, but - // neither is guaranteed and it should only be used as a display string. - // Returns an empty string on failure. - static base::string16 GetApplicationNameForProtocol(const GURL& url); - - // On Linux, it may not be possible to determine or set the default browser - // on some desktop environments or configurations. So, we use this enum and - // not a plain bool. - enum DefaultWebClientState { - NOT_DEFAULT, - IS_DEFAULT, - UNKNOWN_DEFAULT, - NUM_DEFAULT_STATES - }; - - // Attempt to determine if this instance of Chrome is the default browser and - // return the appropriate state. (Defined as being the handler for HTTP/HTTPS - // protocols; we don't want to report "no" here if the user has simply chosen - // to open HTML files in a text editor and FTP links with an FTP client.) - static DefaultWebClientState GetDefaultBrowser(); - - // Returns true if Firefox is likely to be the default browser for the current - // user. This method is very fast so it can be invoked in the UI thread. - static bool IsFirefoxDefaultBrowser(); +namespace shell_integration { + +// Sets Chrome as the default browser (only for the current user). Returns +// false if this operation fails. +bool SetAsDefaultBrowser(); + +// Initiates an OS shell flow which (if followed by the user) should set +// Chrome as the default browser. Returns false if the flow cannot be +// initialized, if it is not supported (introduced for Windows 8) or if the +// user cancels the operation. This is a blocking call and requires a FILE +// thread. If Chrome is already default browser, no interactive dialog will be +// shown and this method returns true. +bool SetAsDefaultBrowserInteractive(); + +// Returns true if setting the default browser is an asynchronous operation. +// In practice, this is only true on Windows 10+. +bool IsSetAsDefaultAsynchronous(); + +// Sets Chrome as the default client application for the given protocol +// (only for the current user). Returns false if this operation fails. +bool SetAsDefaultProtocolClient(const std::string& protocol); + +// Initiates an OS shell flow which (if followed by the user) should set +// Chrome as the default handler for |protocol|. Returns false if the flow +// cannot be initialized, if it is not supported (introduced for Windows 8) +// or if the user cancels the operation. This is a blocking call and requires +// a FILE thread. If Chrome is already default for |protocol|, no interactive +// dialog will be shown and this method returns true. +bool SetAsDefaultProtocolClientInteractive(const std::string& protocol); + +// Windows 8 and Windows 10 introduced different ways to set the default +// browser. +enum DefaultWebClientSetPermission { + // The browser distribution is not permitted to be made default. + SET_DEFAULT_NOT_ALLOWED, + // No special permission or interaction is required to set the default + // browser. This is used in Linux, Mac and Windows 7 and under. + SET_DEFAULT_UNATTENDED, + // On Windows 8, a browser can be made default only in an interactive flow. + SET_DEFAULT_INTERACTIVE, + // On Windows 10+, the set default browser flow is both interactive and + // asynchronous. + SET_DEFAULT_ASYNCHRONOUS, +}; - // Attempt to determine if this instance of Chrome is the default client - // application for the given protocol and return the appropriate state. - static DefaultWebClientState - IsDefaultProtocolClient(const std::string& protocol); +// Returns requirements for making the running browser the user's default. +DefaultWebClientSetPermission CanSetAsDefaultBrowser(); + +// Returns requirements for making the running browser the user's default +// client application for specific protocols. +DefaultWebClientSetPermission CanSetAsDefaultProtocolClient(); + +// Returns true if making the running browser the default client for any +// protocol requires elevated privileges. +bool IsElevationNeededForSettingDefaultProtocolClient(); + +// Returns a string representing the application to be launched given the +// protocol of the requested url. This string may be a name or a path, but +// neither is guaranteed and it should only be used as a display string. +// Returns an empty string on failure. +base::string16 GetApplicationNameForProtocol(const GURL& url); + +// On Linux, it may not be possible to determine or set the default browser +// on some desktop environments or configurations. So, we use this enum and +// not a plain bool. +enum DefaultWebClientState { + NOT_DEFAULT, + IS_DEFAULT, + UNKNOWN_DEFAULT, + NUM_DEFAULT_STATES +}; - // Data that needs to be passed between the app launcher stub and Chrome. - struct AppModeInfo { - }; - static void SetAppModeInfo(const AppModeInfo* info); - static const AppModeInfo* AppModeInfo(); - - // Is the current instance of Chrome running in App mode. - bool IsRunningInAppMode(); - - // Set up command line arguments for launching a URL or an app. - // The new command line reuses the current process's user data directory (and - // login profile, for ChromeOS). - // If |extension_app_id| is non-empty, the arguments use kAppId=<id>. - // Otherwise, kApp=<url> is used. - static base::CommandLine CommandLineArgsForLauncher( - const GURL& url, - const std::string& extension_app_id, - const base::FilePath& profile_path); - - // Append command line arguments for launching a new chrome.exe process - // based on the current process. - // The new command line reuses the current process's user data directory and - // profile. - static void AppendProfileArgs(const base::FilePath& profile_path, - base::CommandLine* command_line); +// Attempt to determine if this instance of Chrome is the default browser and +// return the appropriate state. (Defined as being the handler for HTTP/HTTPS +// protocols; we don't want to report "no" here if the user has simply chosen +// to open HTML files in a text editor and FTP links with an FTP client.) +DefaultWebClientState GetDefaultBrowser(); + +// Returns true if Firefox is likely to be the default browser for the current +// user. This method is very fast so it can be invoked in the UI thread. +bool IsFirefoxDefaultBrowser(); + +// Attempt to determine if this instance of Chrome is the default client +// application for the given protocol and return the appropriate state. +DefaultWebClientState IsDefaultProtocolClient(const std::string& protocol); + +// Data that needs to be passed between the app launcher stub and Chrome. +struct AppModeInfo {}; +void SetAppModeInfo(const AppModeInfo* info); +const AppModeInfo* AppModeInfo(); + +// Is the current instance of Chrome running in App mode. +bool IsRunningInAppMode(); + +// Set up command line arguments for launching a URL or an app. +// The new command line reuses the current process's user data directory (and +// login profile, for ChromeOS). +// If |extension_app_id| is non-empty, the arguments use kAppId=<id>. +// Otherwise, kApp=<url> is used. +base::CommandLine CommandLineArgsForLauncher( + const GURL& url, + const std::string& extension_app_id, + const base::FilePath& profile_path); + +// Append command line arguments for launching a new chrome.exe process +// based on the current process. +// The new command line reuses the current process's user data directory and +// profile. +void AppendProfileArgs(const base::FilePath& profile_path, + base::CommandLine* command_line); #if defined(OS_WIN) - // Generates an application user model ID (AppUserModelId) for a given app - // name and profile path. The returned app id is in the format of - // "|app_name|[.<profile_id>]". "profile_id" is appended when user override - // the default value. - // Note: If the app has an installation specific suffix (e.g. on user-level - // Chrome installs), |app_name| should already be suffixed, this method will - // then further suffix it with the profile id as described above. - static base::string16 GetAppModelIdForProfile(const base::string16& app_name, - const base::FilePath& profile_path); - - // Generates an application user model ID (AppUserModelId) for Chromium by - // calling GetAppModelIdForProfile() with ShellUtil::GetAppId() as app_name. - static base::string16 GetChromiumModelIdForProfile( - const base::FilePath& profile_path); - - // Get the AppUserModelId for the App List, for the profile in |profile_path|. - static base::string16 GetAppListAppModelIdForProfile( - const base::FilePath& profile_path); - - // Migrates existing chrome taskbar pins by tagging them with correct app id. - // see http://crbug.com/28104 - static void MigrateTaskbarPins(); - - // Migrates all shortcuts in |path| which point to |chrome_exe| such that they - // have the appropriate AppUserModelId. Also clears the legacy dual_mode - // property from shortcuts with the default chrome app id. - // Returns the number of shortcuts migrated. - // This method should not be called prior to Windows 7. - // This method is only public for the sake of tests and shouldn't be called - // externally otherwise. - static int MigrateShortcutsInPathInternal(const base::FilePath& chrome_exe, - const base::FilePath& path); - - // Returns the path to the Start Menu shortcut for the given Chrome. - static base::FilePath GetStartMenuShortcut(const base::FilePath& chrome_exe); +// Generates an application user model ID (AppUserModelId) for a given app +// name and profile path. The returned app id is in the format of +// "|app_name|[.<profile_id>]". "profile_id" is appended when user override +// the default value. +// Note: If the app has an installation specific suffix (e.g. on user-level +// Chrome installs), |app_name| should already be suffixed, this method will +// then further suffix it with the profile id as described above. +base::string16 GetAppModelIdForProfile(const base::string16& app_name, + const base::FilePath& profile_path); + +// Generates an application user model ID (AppUserModelId) for Chromium by +// calling GetAppModelIdForProfile() with ShellUtil::GetAppId() as app_name. +base::string16 GetChromiumModelIdForProfile(const base::FilePath& profile_path); + +// Get the AppUserModelId for the App List, for the profile in |profile_path|. +base::string16 GetAppListAppModelIdForProfile( + const base::FilePath& profile_path); + +// Migrates existing chrome taskbar pins by tagging them with correct app id. +// see http://crbug.com/28104 +void MigrateTaskbarPins(); + +// Migrates all shortcuts in |path| which point to |chrome_exe| such that they +// have the appropriate AppUserModelId. Also clears the legacy dual_mode +// property from shortcuts with the default chrome app id. +// Returns the number of shortcuts migrated. +// This method should not be called prior to Windows 7. +// This method is only public for the sake of tests and shouldn't be called +// externally otherwise. +int MigrateShortcutsInPathInternal(const base::FilePath& chrome_exe, + const base::FilePath& path); + +// Returns the path to the Start Menu shortcut for the given Chrome. +base::FilePath GetStartMenuShortcut(const base::FilePath& chrome_exe); #endif // defined(OS_WIN) #if !defined(OS_WIN) - // TODO(calamity): replace with - // BrowserDistribution::GetStartMenuShortcutSubfolder() once - // BrowserDistribution is cross-platform. - // Gets the name of the Chrome Apps menu folder in which to place app - // shortcuts. This is needed for Mac and Linux. - static base::string16 GetAppShortcutsSubdirName(); +// TODO(calamity): replace with +// BrowserDistribution::GetStartMenuShortcutSubfolder() once +// BrowserDistribution is cross-platform. +// Gets the name of the Chrome Apps menu folder in which to place app +// shortcuts. This is needed for Mac and Linux. +base::string16 GetAppShortcutsSubdirName(); #endif - // The current default web client application UI state. This is used when - // querying if Chrome is the default browser or the default handler - // application for a url protocol, and communicates the state and result of - // a request. - enum DefaultWebClientUIState { - STATE_PROCESSING, - STATE_NOT_DEFAULT, - STATE_IS_DEFAULT, - STATE_UNKNOWN - }; +// The current default web client application UI state. This is used when +// querying if Chrome is the default browser or the default handler +// application for a url protocol, and communicates the state and result of +// a request. +enum DefaultWebClientUIState { + STATE_PROCESSING, + STATE_NOT_DEFAULT, + STATE_IS_DEFAULT, + STATE_UNKNOWN +}; - class DefaultWebClientObserver { - public: - virtual ~DefaultWebClientObserver() {} - // Updates the UI state to reflect the current default browser state. - virtual void SetDefaultWebClientUIState(DefaultWebClientUIState state) = 0; - // Called to notify the UI of the immediate result of invoking - // SetAsDefault. - virtual void OnSetAsDefaultConcluded(bool succeeded) {} - // Observer classes that return true to OwnedByWorker are automatically - // freed by the worker when they are no longer needed. False by default. - virtual bool IsOwnedByWorker(); - // An observer can permit or decline set-as-default operation if it - // requires triggering user interaction. By default not allowed. - virtual bool IsInteractiveSetDefaultPermitted(); - }; +class DefaultWebClientObserver { + public: + virtual ~DefaultWebClientObserver() {} + // Updates the UI state to reflect the current default browser state. + virtual void SetDefaultWebClientUIState(DefaultWebClientUIState state) = 0; + // Called to notify the UI of the immediate result of invoking + // SetAsDefault. + virtual void OnSetAsDefaultConcluded(bool succeeded) {} + // Observer classes that return true to OwnedByWorker are automatically + // freed by the worker when they are no longer needed. False by default. + virtual bool IsOwnedByWorker(); + // An observer can permit or decline set-as-default operation if it + // requires triggering user interaction. By default not allowed. + virtual bool IsInteractiveSetDefaultPermitted(); +}; - // Helper objects that handle checking if Chrome is the default browser - // or application for a url protocol on Windows and Linux, and also setting - // it as the default. These operations are performed asynchronously on the - // file thread since registry access (on Windows) or the preference database - // (on Linux) are involved and this can be slow. - class DefaultWebClientWorker - : public base::RefCountedThreadSafe<DefaultWebClientWorker> { - public: - explicit DefaultWebClientWorker(DefaultWebClientObserver* observer); - - // Checks to see if Chrome is the default web client application. The result - // will be passed back to the observer via the SetDefaultWebClientUIState - // function. If there is no observer, this function does not do anything. - void StartCheckIsDefault(); - - // Sets Chrome as the default web client application. If there is an - // observer, once the operation has completed the new default will be - // queried and the current status reported via SetDefaultWebClientUIState. - void StartSetAsDefault(); - - // Called to notify the worker that the view is gone. - void ObserverDestroyed(); - - protected: - friend class base::RefCountedThreadSafe<DefaultWebClientWorker>; - - // Possible result codes for a set-as-default operation. - // Do not modify the ordering as it is important for UMA. - enum AttemptResult { - // Chrome was set as the default web client. - SUCCESS, - // Chrome was already the default web client. This counts as a successful - // attempt. - ALREADY_DEFAULT, - // Chrome was not set as the default web client. - FAILURE, - // The attempt was abandoned because the observer was destroyed. - ABANDONED, - // Failed to launch the process to set Chrome as the default web client - // asynchronously. - LAUNCH_FAILURE, - // Another worker is already in progress to make Chrome the default web - // client. - OTHER_WORKER, - // The user initiated another attempt while the asynchronous operation was - // already in progress. - RETRY, - // No errors were encountered yet Chrome is still not the default web - // client. - NO_ERRORS_NOT_DEFAULT, - NUM_ATTEMPT_RESULT_TYPES - }; - - virtual ~DefaultWebClientWorker(); - - // Communicates the result to the observer. In contrast to - // OnSetAsDefaultAttemptComplete(), this should not be called multiple - // times. - void OnCheckIsDefaultComplete(DefaultWebClientState state); - - // Called when the set as default operation is completed. This then invokes - // FinalizeSetAsDefault() and, if an observer is present, starts the check - // is default process. - // It is safe to call this multiple times. Only the first call is processed - // after StartSetAsDefault() is invoked. - void OnSetAsDefaultAttemptComplete(AttemptResult result); - - // Returns true if FinalizeSetAsDefault() will be called. - bool set_as_default_initialized() const { - return set_as_default_initialized_; - } - - // Flag that indicates if the set-as-default operation is in progess to - // prevent multiple notifications to the observer. - bool set_as_default_in_progress_ = false; - - private: - // Checks whether Chrome is the default web client. Always called on the - // FILE thread. Subclasses are responsible for calling - // OnCheckIsDefaultComplete() on the UI thread. - virtual void CheckIsDefault() = 0; - - // Sets Chrome as the default web client. Always called on the FILE thread. - // |interactive_permitted| will make SetAsDefault() fail if it requires - // interaction with the user. Subclasses are responsible for calling - // OnSetAsDefaultAttemptComplete() on the UI thread. - virtual void SetAsDefault(bool interactive_permitted) = 0; - - // Returns the prefix used for metrics to differentiate UMA metrics for - // setting the default browser and setting the default protocol client. - virtual const char* GetHistogramPrefix() = 0; - - // Invoked on the UI thread prior to starting a set-as-default operation. - // Returns true if the initialization succeeded and a subsequent call to - // FinalizeSetAsDefault() is required. - virtual bool InitializeSetAsDefault(); - - // Invoked on the UI thread following a set-as-default operation. - virtual void FinalizeSetAsDefault(); - - // Reports the result and duration for one set-as-default attempt. - void ReportAttemptResult(AttemptResult result); - - // Updates the UI in our associated view with the current default web - // client state. - void UpdateUI(DefaultWebClientState state); - - // Returns true if the duration of an attempt to set the default web client - // should be reported to UMA for |result|. - static bool ShouldReportDurationForResult(AttemptResult result); - - // Returns a string based on |result|. This is used for UMA reports. - static const char* AttemptResultToString(AttemptResult result); - - DefaultWebClientObserver* observer_; - - // Flag that indicates the return value of InitializeSetAsDefault(). If - // true, FinalizeSetAsDefault() will be called to clear what was - // initialized. - bool set_as_default_initialized_ = false; - - // Records the time it takes to set the default browser. - base::TimeTicks start_time_; - - // Wait until Chrome has been confirmed as the default browser before - // reporting a successful attempt. - bool check_default_should_report_success_ = false; - - DISALLOW_COPY_AND_ASSIGN(DefaultWebClientWorker); +// Helper objects that handle checking if Chrome is the default browser +// or application for a url protocol on Windows and Linux, and also setting +// it as the default. These operations are performed asynchronously on the +// file thread since registry access (on Windows) or the preference database +// (on Linux) are involved and this can be slow. +class DefaultWebClientWorker + : public base::RefCountedThreadSafe<DefaultWebClientWorker> { + public: + explicit DefaultWebClientWorker(DefaultWebClientObserver* observer); + + // Checks to see if Chrome is the default web client application. The result + // will be passed back to the observer via the SetDefaultWebClientUIState + // function. If there is no observer, this function does not do anything. + void StartCheckIsDefault(); + + // Sets Chrome as the default web client application. If there is an + // observer, once the operation has completed the new default will be + // queried and the current status reported via SetDefaultWebClientUIState. + void StartSetAsDefault(); + + // Called to notify the worker that the view is gone. + void ObserverDestroyed(); + + protected: + friend class base::RefCountedThreadSafe<DefaultWebClientWorker>; + + // Possible result codes for a set-as-default operation. + // Do not modify the ordering as it is important for UMA. + enum AttemptResult { + // Chrome was set as the default web client. + SUCCESS, + // Chrome was already the default web client. This counts as a successful + // attempt. + ALREADY_DEFAULT, + // Chrome was not set as the default web client. + FAILURE, + // The attempt was abandoned because the observer was destroyed. + ABANDONED, + // Failed to launch the process to set Chrome as the default web client + // asynchronously. + LAUNCH_FAILURE, + // Another worker is already in progress to make Chrome the default web + // client. + OTHER_WORKER, + // The user initiated another attempt while the asynchronous operation was + // already in progress. + RETRY, + // No errors were encountered yet Chrome is still not the default web + // client. + NO_ERRORS_NOT_DEFAULT, + NUM_ATTEMPT_RESULT_TYPES }; - // Worker for checking and setting the default browser. - class DefaultBrowserWorker : public DefaultWebClientWorker { - public: - explicit DefaultBrowserWorker(DefaultWebClientObserver* observer); + virtual ~DefaultWebClientWorker(); + + // Communicates the result to the observer. In contrast to + // OnSetAsDefaultAttemptComplete(), this should not be called multiple + // times. + void OnCheckIsDefaultComplete(DefaultWebClientState state); + + // Called when the set as default operation is completed. This then invokes + // FinalizeSetAsDefault() and, if an observer is present, starts the check + // is default process. + // It is safe to call this multiple times. Only the first call is processed + // after StartSetAsDefault() is invoked. + void OnSetAsDefaultAttemptComplete(AttemptResult result); + + // Returns true if FinalizeSetAsDefault() will be called. + bool set_as_default_initialized() const { + return set_as_default_initialized_; + } + + // Flag that indicates if the set-as-default operation is in progess to + // prevent multiple notifications to the observer. + bool set_as_default_in_progress_ = false; + + private: + // Checks whether Chrome is the default web client. Always called on the + // FILE thread. Subclasses are responsible for calling + // OnCheckIsDefaultComplete() on the UI thread. + virtual void CheckIsDefault() = 0; + + // Sets Chrome as the default web client. Always called on the FILE thread. + // |interactive_permitted| will make SetAsDefault() fail if it requires + // interaction with the user. Subclasses are responsible for calling + // OnSetAsDefaultAttemptComplete() on the UI thread. + virtual void SetAsDefault(bool interactive_permitted) = 0; - private: - ~DefaultBrowserWorker() override; + // Returns the prefix used for metrics to differentiate UMA metrics for + // setting the default browser and setting the default protocol client. + virtual const char* GetHistogramPrefix() = 0; - // Check if Chrome is the default browser. - void CheckIsDefault() override; + // Invoked on the UI thread prior to starting a set-as-default operation. + // Returns true if the initialization succeeded and a subsequent call to + // FinalizeSetAsDefault() is required. + virtual bool InitializeSetAsDefault(); - // Set Chrome as the default browser. - void SetAsDefault(bool interactive_permitted) override; + // Invoked on the UI thread following a set-as-default operation. + virtual void FinalizeSetAsDefault(); - // Returns the histogram prefix for DefaultBrowserWorker. - const char* GetHistogramPrefix() override; + // Reports the result and duration for one set-as-default attempt. + void ReportAttemptResult(AttemptResult result); + + // Updates the UI in our associated view with the current default web + // client state. + void UpdateUI(DefaultWebClientState state); + + // Returns true if the duration of an attempt to set the default web client + // should be reported to UMA for |result|. + static bool ShouldReportDurationForResult(AttemptResult result); + + // Returns a string based on |result|. This is used for UMA reports. + static const char* AttemptResultToString(AttemptResult result); + + DefaultWebClientObserver* observer_; + + // Flag that indicates the return value of InitializeSetAsDefault(). If + // true, FinalizeSetAsDefault() will be called to clear what was + // initialized. + bool set_as_default_initialized_ = false; + + // Records the time it takes to set the default browser. + base::TimeTicks start_time_; + + // Wait until Chrome has been confirmed as the default browser before + // reporting a successful attempt. + bool check_default_should_report_success_ = false; + + DISALLOW_COPY_AND_ASSIGN(DefaultWebClientWorker); +}; + +// Worker for checking and setting the default browser. +class DefaultBrowserWorker : public DefaultWebClientWorker { + public: + explicit DefaultBrowserWorker(DefaultWebClientObserver* observer); + + private: + ~DefaultBrowserWorker() override; + + // Check if Chrome is the default browser. + void CheckIsDefault() override; + + // Set Chrome as the default browser. + void SetAsDefault(bool interactive_permitted) override; + + // Returns the histogram prefix for DefaultBrowserWorker. + const char* GetHistogramPrefix() override; #if defined(OS_WIN) - // On Windows 10+, adds the default browser callback and starts the timer - // that determines if the operation was successful or not. - bool InitializeSetAsDefault() override; + // On Windows 10+, adds the default browser callback and starts the timer + // that determines if the operation was successful or not. + bool InitializeSetAsDefault() override; - // On Windows 10+, removes the default browser callback and stops the timer. - void FinalizeSetAsDefault() override; + // On Windows 10+, removes the default browser callback and stops the timer. + void FinalizeSetAsDefault() override; - // Prompts the user to select the default browser by trying to open the help - // page that explains how to set Chrome as the default browser. Returns - // false if the process needed to set Chrome default failed to launch. - static bool SetAsDefaultBrowserAsynchronous(); + // Prompts the user to select the default browser by trying to open the help + // page that explains how to set Chrome as the default browser. Returns + // false if the process needed to set Chrome default failed to launch. + static bool SetAsDefaultBrowserAsynchronous(); - // Used to determine if setting the default browser was unsuccesful. - scoped_ptr<base::OneShotTimer> async_timer_; + // Used to determine if setting the default browser was unsuccesful. + scoped_ptr<base::OneShotTimer> async_timer_; #endif // defined(OS_WIN) - DISALLOW_COPY_AND_ASSIGN(DefaultBrowserWorker); - }; + DISALLOW_COPY_AND_ASSIGN(DefaultBrowserWorker); +}; - // Worker for checking and setting the default client application - // for a given protocol. A different worker instance is needed for each - // protocol you are interested in, so to check or set the default for - // multiple protocols you should use multiple worker objects. - class DefaultProtocolClientWorker : public DefaultWebClientWorker { - public: - DefaultProtocolClientWorker(DefaultWebClientObserver* observer, - const std::string& protocol); +// Worker for checking and setting the default client application +// for a given protocol. A different worker instance is needed for each +// protocol you are interested in, so to check or set the default for +// multiple protocols you should use multiple worker objects. +class DefaultProtocolClientWorker : public DefaultWebClientWorker { + public: + DefaultProtocolClientWorker(DefaultWebClientObserver* observer, + const std::string& protocol); - const std::string& protocol() const { return protocol_; } + const std::string& protocol() const { return protocol_; } - protected: - ~DefaultProtocolClientWorker() override; + protected: + ~DefaultProtocolClientWorker() override; - private: - // Check is Chrome is the default handler for this protocol. - void CheckIsDefault() override; + private: + // Check is Chrome is the default handler for this protocol. + void CheckIsDefault() override; - // Set Chrome as the default handler for this protocol. - void SetAsDefault(bool interactive_permitted) override; + // Set Chrome as the default handler for this protocol. + void SetAsDefault(bool interactive_permitted) override; - // Returns the histogram prefix for DefaultProtocolClientWorker. - const char* GetHistogramPrefix() override; + // Returns the histogram prefix for DefaultProtocolClientWorker. + const char* GetHistogramPrefix() override; - std::string protocol_; + std::string protocol_; - DISALLOW_COPY_AND_ASSIGN(DefaultProtocolClientWorker); - }; + DISALLOW_COPY_AND_ASSIGN(DefaultProtocolClientWorker); }; +} // namespace shell_integration + #endif // CHROME_BROWSER_SHELL_INTEGRATION_H_ |