| // Copyright 2014 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 EXTENSIONS_BROWSER_API_HID_HID_DEVICE_MANAGER_H_ |
| #define EXTENSIONS_BROWSER_API_HID_HID_DEVICE_MANAGER_H_ |
| |
| #include <stdint.h> |
| |
| #include <map> |
| |
| #include "base/basictypes.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/threading/thread_checker.h" |
| #include "device/hid/hid_device_info.h" |
| #include "extensions/browser/browser_context_keyed_api_factory.h" |
| #include "extensions/common/api/hid.h" |
| |
| namespace device { |
| class HidDeviceFilter; |
| } |
| |
| namespace extensions { |
| |
| class Extension; |
| |
| class HidDeviceManager : public BrowserContextKeyedAPI { |
| public: |
| explicit HidDeviceManager(content::BrowserContext* context); |
| ~HidDeviceManager() override; |
| |
| // BrowserContextKeyedAPI implementation. |
| static BrowserContextKeyedAPIFactory<HidDeviceManager>* GetFactoryInstance(); |
| |
| // Convenience method to get the HidDeviceManager for a profile. |
| static HidDeviceManager* Get(content::BrowserContext* context) { |
| return BrowserContextKeyedAPIFactory<HidDeviceManager>::Get(context); |
| } |
| |
| scoped_ptr<base::ListValue> GetApiDevices( |
| const Extension* extension, |
| const std::vector<device::HidDeviceFilter>& filters); |
| |
| bool GetDeviceInfo(int resource_id, device::HidDeviceInfo* device_info); |
| |
| bool HasPermission(const Extension* extension, |
| const device::HidDeviceInfo& device_info); |
| |
| private: |
| friend class BrowserContextKeyedAPIFactory<HidDeviceManager>; |
| |
| static const char* service_name() { return "HidDeviceManager"; } |
| static bool IsCalledOnValidThread(); |
| |
| void UpdateDevices(); |
| |
| static const bool kServiceHasOwnInstanceInIncognito = true; |
| |
| int next_resource_id_; |
| |
| typedef std::map<int, device::HidDeviceId> ResourceIdToDeviceIdMap; |
| typedef std::map<device::HidDeviceId, int> DeviceIdToResourceIdMap; |
| |
| ResourceIdToDeviceIdMap device_ids_; |
| DeviceIdToResourceIdMap resource_ids_; |
| |
| DISALLOW_COPY_AND_ASSIGN(HidDeviceManager); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_BROWSER_API_HID_HID_DEVICE_MANAGER_H_ |