winamp/Src/Plugins/Portable/pmp_ipod/deviceprovider.h

50 lines
1.0 KiB
C++

#pragma once
#include <wtypes.h>
#include "../devices/ifc_deviceprovider.h"
#include "..\..\Library\ml_pmp/pmp.h"
class DeviceProvider : public ifc_deviceprovider
{
protected:
DeviceProvider();
~DeviceProvider();
public:
static HRESULT CreateInstance(DeviceProvider **instance);
public:
/* Dispatchable */
size_t AddRef();
size_t Release();
int QueryInterface(GUID interface_guid, void **object);
/* ifc_deviceprovider */
HRESULT BeginDiscovery(api_devicemanager *manager);
HRESULT CancelDiscovery();
HRESULT GetActive();
public:
HRESULT Register(api_devicemanager *manager);
HRESULT Unregister();
size_t IncrementActivity();
size_t DecrementActivity();
private:
void Lock();
void Unlock();
DWORD DiscoveryThread();
friend static int DeviceProvider_DiscoveryThreadStarter(HANDLE handle, void *user_data, intptr_t id);
protected:
size_t ref;
size_t activity;
CRITICAL_SECTION lock;
api_devicemanager *manager;
ENUMDRIVES enumerator;
HANDLE readyEvent;
BOOL cancelDiscovery;
protected:
RECVS_DISPATCH;
};