| // Copyright 2013 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 CONTENT_PUBLIC_BROWSER_DESKTOP_MEDIA_ID_H_ |
| #define CONTENT_PUBLIC_BROWSER_DESKTOP_MEDIA_ID_H_ |
| |
| #include <string> |
| |
| #include "base/basictypes.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/string_util.h" |
| #include "content/common/content_export.h" |
| |
| namespace aura { |
| class Window; |
| } // namespace aura |
| |
| namespace content { |
| |
| // Type used to identify desktop media sources. It's converted to string and |
| // stored in MediaStreamRequest::requested_video_device_id . |
| struct CONTENT_EXPORT DesktopMediaID { |
| public: |
| enum Type { |
| TYPE_NONE, |
| TYPE_SCREEN, |
| TYPE_WINDOW, |
| TYPE_AURA_WINDOW, |
| }; |
| typedef intptr_t Id; |
| |
| #if defined(USE_AURA) |
| // Assigns integer identifier to the |window| and returns DesktopMediaID of |
| // type TYPE_AURA_WINDOW that corresponds to that |window|. |
| static DesktopMediaID RegisterAuraWindow(aura::Window* window); |
| |
| // For DesktopMediaID of type TYPE_AURA_WINDOW returns the |window| that was |
| // previously registered using RegisterAuraWindow(). |
| static aura::Window* GetAuraWindowById(const DesktopMediaID& id); |
| #endif // defined(USE_AURA) |
| |
| static DesktopMediaID Parse(const std::string& str); |
| |
| DesktopMediaID() |
| : type(TYPE_NONE), |
| id(0) { |
| } |
| DesktopMediaID(Type type, Id id) |
| : type(type), |
| id(id) { |
| } |
| |
| // Operators so that DesktopMediaID can be used with STL containers. |
| bool operator<(const DesktopMediaID& other) const { |
| return type < other.type || (type == other.type && id < other.id); |
| } |
| bool operator==(const DesktopMediaID& other) const { |
| return type == other.type && id == other.id; |
| } |
| |
| bool is_null() { return type == TYPE_NONE; } |
| |
| std::string ToString(); |
| |
| Type type; |
| Id id; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_PUBLIC_BROWSER_DESKTOP_MEDIA_ID_H_ |