Chúng tôi sử dụng như sau:
file Lưu trữ trong thư mục được trả về bởi GetBurnPath, sau đó viết sử dụng Burn. GetCDRecordableInfo được sử dụng để kiểm tra xem đĩa CD đã sẵn sàng chưa.
#include <stdio.h>
#include <imapi.h>
#include <windows.h>
struct MEDIAINFO {
BYTE nSessions;
BYTE nLastTrack;
ULONG nStartAddress;
ULONG nNextWritable;
ULONG nFreeBlocks;
};
//==============================================================================
// Description: CD burning on Windows XP
//==============================================================================
#define CSIDL_CDBURN_AREA 0x003b
SHSTDAPI_(BOOL) SHGetSpecialFolderPathA(HWND hwnd, LPSTR pszPath, int csidl, BOOL fCreate);
SHSTDAPI_(BOOL) SHGetSpecialFolderPathW(HWND hwnd, LPWSTR pszPath, int csidl, BOOL fCreate);
#ifdef UNICODE
#define SHGetSpecialFolderPath SHGetSpecialFolderPathW
#else
#define SHGetSpecialFolderPath SHGetSpecialFolderPathA
#endif
//==============================================================================
// Interface IDiscMaster
const IID IID_IDiscMaster = {0x520CCA62,0x51A5,0x11D3,{0x91,0x44,0x00,0x10,0x4B,0xA1,0x1C,0x5E}};
const CLSID CLSID_MSDiscMasterObj = {0x520CCA63,0x51A5,0x11D3,{0x91,0x44,0x00,0x10,0x4B,0xA1,0x1C,0x5E}};
typedef interface ICDBurn ICDBurn;
// Interface ICDBurn
const IID IID_ICDBurn = {0x3d73a659,0xe5d0,0x4d42,{0xaf,0xc0,0x51,0x21,0xba,0x42,0x5c,0x8d}};
const CLSID CLSID_CDBurn = {0xfbeb8a05,0xbeee,0x4442,{0x80,0x4e,0x40,0x9d,0x6c,0x45,0x15,0xe9}};
MIDL_INTERFACE("3d73a659-e5d0-4d42-afc0-5121ba425c8d")
ICDBurn : public IUnknown
{
public:
virtual HRESULT STDMETHODCALLTYPE GetRecorderDriveLetter(
/* [size_is][out] */ LPWSTR pszDrive,
/* [in] */ UINT cch) = 0;
virtual HRESULT STDMETHODCALLTYPE Burn(
/* [in] */ HWND hwnd) = 0;
virtual HRESULT STDMETHODCALLTYPE HasRecordableDrive(
/* [out] */ BOOL *pfHasRecorder) = 0;
};
//==============================================================================
// Description: Get burn pathname
// Parameters: pathname - must be at least MAX_PATH in size
// Returns: Non-zero for an error
// Notes: CoInitialize(0) must be called once in application
//==============================================================================
int GetBurnPath(char *path)
{
ICDBurn* pICDBurn;
int ret = 0;
if (SUCCEEDED(CoCreateInstance(CLSID_CDBurn, NULL,CLSCTX_INPROC_SERVER,IID_ICDBurn,(LPVOID*)&pICDBurn))) {
BOOL flag;
if (pICDBurn->HasRecordableDrive(&flag) == S_OK) {
if (SHGetSpecialFolderPath(0, path, CSIDL_CDBURN_AREA, 0)) {
strcat(path, "\\");
}
else {
ret = 1;
}
}
else {
ret = 2;
}
pICDBurn->Release();
}
else {
ret = 3;
}
return ret;
}
//==============================================================================
// Description: Get CD pathname
// Parameters: pathname - must be at least 5 bytes in size
// Returns: Non-zero for an error
// Notes: CoInitialize(0) must be called once in application
//==============================================================================
int GetCDPath(char *path)
{
ICDBurn* pICDBurn;
int ret = 0;
if (SUCCEEDED(CoCreateInstance(CLSID_CDBurn, NULL,CLSCTX_INPROC_SERVER,IID_ICDBurn,(LPVOID*)&pICDBurn))) {
BOOL flag;
WCHAR drive[5];
if (pICDBurn->GetRecorderDriveLetter(drive, 4) == S_OK) {
sprintf(path, "%S", drive);
}
else {
ret = 1;
}
pICDBurn->Release();
}
else {
ret = 3;
}
return ret;
}
//==============================================================================
// Description: Burn CD
// Parameters: None
// Returns: Non-zero for an error
// Notes: CoInitialize(0) must be called once in application
//==============================================================================
int Burn(void)
{
ICDBurn* pICDBurn;
int ret = 0;
if (SUCCEEDED(CoCreateInstance(CLSID_CDBurn, NULL,CLSCTX_INPROC_SERVER,IID_ICDBurn,(LPVOID*)&pICDBurn))) {
if (pICDBurn->Burn(NULL) != S_OK) {
ret = 1;
}
pICDBurn->Release();
}
else {
ret = 2;
}
return ret;
}
//==============================================================================
bool GetCDRecordableInfo(long *FreeSpaceSize)
{
bool Result = false;
IDiscMaster *idm = NULL;
IDiscRecorder *idr = NULL;
IEnumDiscRecorders *pEnumDiscRecorders = NULL;
ULONG cnt;
long type;
long mtype;
long mflags;
MEDIAINFO mi;
try {
CoCreateInstance(CLSID_MSDiscMasterObj, 0, CLSCTX_ALL, IID_IDiscMaster, (void**)&idm);
idm->Open();
idm->EnumDiscRecorders(&pEnumDiscRecorders);
pEnumDiscRecorders->Next(1, &idr, &cnt);
pEnumDiscRecorders->Release();
idr->OpenExclusive();
idr->GetRecorderType(&type);
idr->QueryMediaType(&mtype, &mflags);
idr->QueryMediaInfo(&mi.nSessions, &mi.nLastTrack, &mi.nStartAddress, &mi.nNextWritable, &mi.nFreeBlocks);
idr->Release();
idm->Close();
idm->Release();
Result = true;
}
catch (...) {
Result = false;
}
if (Result == true) {
Result = false;
if (mtype == 0) {
// No Media inserted
Result = false;
}
else {
if ((mflags & 0x04) == 0x04) {
// Writable Media
Result = true;
}
else {
Result = false;
}
if (Result == true) {
*FreeSpaceSize = (mi.nFreeBlocks * 2048);
}
else {
*FreeSpaceSize = 0;
}
}
}
return Result;
}
Cảm ơn, điều đó hoàn hảo. – QAZ
Nó cũng hoạt động mà không có đặc quyền quản trị viên, cảm ơn bạn – elarmando