| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_CAST_CONFIG_DELEGATE_H_ |
| #define ASH_CAST_CONFIG_DELEGATE_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "ash/ash_export.h" |
| #include "base/macros.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/strings/string16.h" |
| #include "url/gurl.h" |
| |
| namespace ash { |
| |
| // This delegate allows the UI code in ash, e.g. |TrayCastDetailedView|, |
| // to access the cast extension. |
| class CastConfigDelegate { |
| public: |
| struct ASH_EXPORT Receiver { |
| Receiver(); |
| ~Receiver(); |
| |
| std::string id; |
| base::string16 name; |
| }; |
| |
| struct ASH_EXPORT Activity { |
| // The tab identifier that we are casting. These are the special tab values |
| // taken from the chromecast extension itself. If an actual tab is being |
| // casted, then the TabId will be >= 0. |
| enum TabId { |
| EXTENSION = -1, |
| DESKTOP = -2, |
| DISCOVERED_ACTIVITY = -3, |
| EXTERNAL_EXTENSION_CLIENT = -4, |
| |
| // Not in the extension. Used when the extension does not give us a tabId |
| // (ie, the cast is running from another device). |
| UNKNOWN = -5 |
| }; |
| |
| Activity(); |
| ~Activity(); |
| |
| std::string id; |
| base::string16 title; |
| |
| // Is the activity source this computer? ie, are we mirroring the display? |
| bool is_local_source = false; |
| |
| // The id for the tab we are casting. Could be one of the TabId values, |
| // or a value >= 0 that represents that tab index of the tab we are |
| // casting. We default to casting the desktop, as a tab may not |
| // necessarily exist. |
| // TODO(jdufault): Remove tab_id once the CastConfigDelegateChromeos is |
| // gone. See crbug.com/551132. |
| int tab_id = TabId::DESKTOP; |
| }; |
| |
| struct ASH_EXPORT ReceiverAndActivity { |
| ReceiverAndActivity(); |
| ~ReceiverAndActivity(); |
| |
| Receiver receiver; |
| Activity activity; |
| }; |
| |
| using ReceiversAndActivities = std::vector<ReceiverAndActivity>; |
| |
| class ASH_EXPORT Observer { |
| public: |
| // Invoked whenever there is new receiver or activity information available. |
| virtual void OnDevicesUpdated(const ReceiversAndActivities& devices) = 0; |
| |
| protected: |
| virtual ~Observer() {} |
| |
| private: |
| DISALLOW_ASSIGN(Observer); |
| }; |
| |
| virtual ~CastConfigDelegate() {} |
| |
| // Returns true if cast extension is installed. |
| // TODO(jdufault): Remove this function once the CastConfigDelegateChromeos is |
| // gone. See crbug.com/551132. |
| virtual bool HasCastExtension() const = 0; |
| |
| // Request fresh data from the backend. When the data is available, all |
| // registered observers will get called. |
| virtual void RequestDeviceRefresh() = 0; |
| |
| // Cast to a receiver specified by |receiver_id|. |
| virtual void CastToReceiver(const std::string& receiver_id) = 0; |
| |
| // Stop an ongoing cast (this should be a user initiated stop). |activity_id| |
| // is the identifier of the activity/route that should be stopped. |
| virtual void StopCasting(const std::string& activity_id) = 0; |
| |
| // Does the device have a settings page? |
| // TODO(jdufault): Remove this function once the CastConfigDelegateChromeos is |
| // gone. See crbug.com/551132. |
| virtual bool HasOptions() const = 0; |
| |
| // Opens Options page for cast. |
| // TODO(jdufault): Remove this function once the CastConfigDelegateChromeos is |
| // gone. See crbug.com/551132. |
| virtual void LaunchCastOptions() = 0; |
| |
| // Add or remove an observer. |
| virtual void AddObserver(Observer* observer) = 0; |
| virtual void RemoveObserver(Observer* observer) = 0; |
| |
| private: |
| DISALLOW_ASSIGN(CastConfigDelegate); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_CAST_CONFIG_DELEGATE_H_ |