vc把文字内容存成word文件和把doc文件保存为txt格式

1.vc把文字内容存成word文件

#include <ole2.h>
#include <stdio.h>

void ErrHandler(HRESULT hr, EXCEPINFO excep)
{
if(hr==DISP_E_EXCEPTION)
{
char errDesc[512];
char errMsg[512];
wcstombs(errDesc, excep.bstrDescription, 512);
sprintf(errMsg, "Run-time error %d:/n/n %s",
excep.scode & 0x0000FFFF,  //Lower 16-bits of SCODE
errDesc);                  //Text error description
::MessageBox(NULL, errMsg, "Server Error", MB_SETFOREGROUND |
MB_OK);
}
else
{
LPVOID lpMsgBuf;
::FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS, NULL, hr,
MAKELANGID(LANG_NEUTRAL,
SUBLANG_DEFAULT),(LPTSTR) &lpMsgBuf,
0, NULL);
::MessageBox(NULL, (LPCTSTR)lpMsgBuf, "COM Error",
MB_OK | MB_SETFOREGROUND);
::LocalFree( lpMsgBuf );
}

}

int main(int argc, char* argv[])
{

// ******************* Declare Some Variables ********************

// Variables that will be used and re-used in our calls
DISPPARAMS dpNoArgs = {NULL, NULL, 0, 0};
VARIANT vResult;
OLECHAR FAR* szFunction;
BSTR bstrTemp;

// IDispatch pointers for Word's objects
IDispatch* pDispDocs;      //Documents collection
IDispatch* pDispSel;       //Selection object
IDispatch* pDispActiveDoc; //ActiveDocument object

// DISPID's
DISPID dispid_Docs;        //Documents property of Application object
DISPID dispid_DocsAdd;     //Add method of Documents collection
//object
DISPID dispid_Sel;         //Selection property of Applicaiton object
DISPID dispid_TypeText;    //TypeText method of Selection object
DISPID dispid_TypePara;    //TypeParagraph method of Selection object
DISPID dispid_ActiveDoc;   //ActiveDocument property of Application
//obj
DISPID dispid_SaveAs;      //SaveAs method of the Document object
DISPID dispid_Quit;        //Quit method of the Application object

// ******************** Start Automation ***********************

//Initialize the COM libraries
::CoInitialize(NULL);

// Create an instance of the Word application and obtain the pointer
// to the application's IDispatch interface.
CLSID clsid;
CLSIDFromProgID(L"Word.Application", &clsid);

IUnknown* pUnk;
HRESULT hr = ::CoCreateInstance( clsid, NULL, CLSCTX_SERVER,
IID_IUnknown, (void**) &pUnk);
IDispatch* pDispApp;
hr = pUnk->QueryInterface(IID_IDispatch, (void**)&pDispApp);

// Get IDispatch* for the Documents collection object
szFunction = OLESTR("Documents");
hr = pDispApp->GetIDsOfNames (IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_Docs);
hr = pDispApp->Invoke (dispid_Docs, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_PROPERTYGET, &dpNoArgs, &vResult,
NULL, NULL);
pDispDocs = vResult.pdispVal;

// Invoke the Add method on the Documents collection object
// to create a new document in Word
// Note that the Add method can take up to 3 arguments, all of which
// are optional. We are not passing it any so we are using an empty
// DISPPARAMS structure
szFunction = OLESTR("Add");
hr = pDispDocs->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_DocsAdd);
hr = pDispDocs->Invoke(dispid_DocsAdd, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD, &dpNoArgs, &vResult, NULL,
NULL);

// Get IDispatch* for the Selection object
szFunction = OLESTR("Selection");
hr = pDispApp->GetIDsOfNames (IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_Sel);
hr = pDispApp->Invoke (dispid_Sel, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_PROPERTYGET, &dpNoArgs, &vResult,
NULL, NULL);
pDispSel = vResult.pdispVal;

// Get the DISPIDs of the TypeText and TypeParagraph methods of the
// Selection object.  We'll use these DISPIDs multiple times.
szFunction = OLESTR("TypeText");
hr = pDispSel->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_TypeText);

szFunction = OLESTR("TypeParagraph");
hr = pDispSel->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_TypePara);

// The TypeText method has and requires only one argument, a string,
// so set up the DISPPARAMS accordingly
VARIANT vArgsTypeText[1];
DISPPARAMS dpTypeText;

bstrTemp = ::SysAllocString(OLESTR("One"));
vArgsTypeText [0].vt = VT_BSTR;
vArgsTypeText [0].bstrVal = bstrTemp;
dpTypeText.cArgs = 1;
dpTypeText.cNamedArgs = 0;
dpTypeText.rgvarg = vArgsTypeText;

//Invoke the first TypeText and TypeParagraph pair
hr = pDispSel->Invoke (dispid_TypeText, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpTypeText, NULL, NULL, NULL);
hr = pDispSel->Invoke (dispid_TypePara, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpNoArgs, NULL, NULL, NULL);
::SysFreeString(bstrTemp);

//Invoke the second TypeText and TypeParagraph pair
bstrTemp = ::SysAllocString(OLESTR("Two"));
hr = pDispSel->Invoke (dispid_TypeText, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpTypeText, NULL, NULL, NULL);
hr = pDispSel->Invoke (dispid_TypePara, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpNoArgs, NULL, NULL, NULL);
::SysFreeString(bstrTemp);

//Invoke the third TypeText and TypeParagraph pair
bstrTemp = ::SysAllocString(OLESTR("Three"));
hr = pDispSel->Invoke (dispid_TypeText, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpTypeText, NULL, NULL, NULL);
hr = pDispSel->Invoke (dispid_TypePara, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpNoArgs, NULL, NULL, NULL);
::SysFreeString(bstrTemp);

// Get IDispatch* for the ActiveDocument object
szFunction = OLESTR("ActiveDocument");
hr = pDispApp->GetIDsOfNames (IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT,
&dispid_ActiveDoc);
hr = pDispApp->Invoke (dispid_ActiveDoc, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_PROPERTYGET,
&dpNoArgs, &vResult, NULL, NULL);
pDispActiveDoc = vResult.pdispVal;

//Set up the DISPPARAMS for the SaveAs method (11 arguments)
VARIANT vArgsSaveAs[11];
DISPPARAMS dpSaveAs;
dpSaveAs.cArgs = 11;
dpSaveAs.cNamedArgs = 0;
dpSaveAs.rgvarg = vArgsSaveAs;

BSTR bstrEmptyString;
bstrEmptyString = ::SysAllocString(OLESTR(""));

VARIANT vFalse;
vFalse.vt = VT_BOOL;
vFalse.boolVal = FALSE;

//TRY THIS:
//To see the error handler in action, change the following
//line to:
//
//     bstrTemp = ::SysAllocString(OLESTR("c://badpath//doc1.doc"));
bstrTemp = ::SysAllocString(OLESTR("c://doc1.doc"));

//TRY THIS:
//To see the error handler in action, change the following
//line to:
//
//   vArgsSaveAs[10].vt = VT_I4;
vArgsSaveAs[10].vt = VT_BSTR;
vArgsSaveAs[10].bstrVal = bstrTemp;        //Filename
vArgsSaveAs[9].vt = VT_I4;
vArgsSaveAs[9].lVal = 0;                   //FileFormat
vArgsSaveAs[8] = vFalse;                   //LockComments
vArgsSaveAs[7].vt = VT_BSTR;
vArgsSaveAs[7].bstrVal = bstrEmptyString;  //Password
vArgsSaveAs[6].vt = VT_BOOL;
vArgsSaveAs[6].boolVal = TRUE;             //AddToRecentFiles
vArgsSaveAs[5].vt = VT_BSTR;
vArgsSaveAs[5].bstrVal = bstrEmptyString;  //WritePassword
vArgsSaveAs[4] = vFalse;                   //ReadOnlyRecommended
vArgsSaveAs[3] = vFalse;                   //EmbedTrueTypeFonts
vArgsSaveAs[2] = vFalse;                   //SaveNativePictureFormat
vArgsSaveAs[1] = vFalse;                   //SaveFormsData
vArgsSaveAs[0] = vFalse;                   //SaveAsOCELetter

//Invoke the SaveAs method
szFunction = OLESTR("SaveAs");
hr = pDispActiveDoc->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_SaveAs);
EXCEPINFO excep;
hr = pDispActiveDoc->Invoke(dispid_SaveAs, IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_METHOD,
&dpSaveAs, NULL, &excep, NULL);
if (FAILED(hr))
{
ErrHandler(hr, excep);
}

::SysFreeString(bstrEmptyString);

//Invoke the Quit method
szFunction = OLESTR("Quit");
hr = pDispApp->GetIDsOfNames(IID_NULL, &szFunction, 1,
LOCALE_USER_DEFAULT, &dispid_Quit);
hr = pDispApp->Invoke (dispid_Quit, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD, &dpNoArgs, NULL, NULL, NULL);

//Clean-up
::SysFreeString(bstrTemp);
pDispActiveDoc->Release();
pDispSel->Release();
pDispDocs->Release();
pDispApp->Release();
pUnk->Release();

::CoUninitialize();

return 0;

}

#include <ole2.h>
#include <stdio.h>

void DocToTxt(BSTR bstrOpenFile, BSTR bstrSaveFile);
void DocToTxt(BSTR bstrOpenFile, BSTR bstrSaveFile)
{
// ******************* Declare Some Variables ********************

// Variables that will be used and re-used in our calls
DISPPARAMS        m_dpNoArgs = {NULL, NULL, 0, 0};
VARIANT            m_vResult;
OLECHAR FAR*    m_szFunction;

// IDispatch pointers for Word's objects
IDispatch*        m_pDispDocs;          //Documents collection
IDispatch*        m_pDispActiveDoc;      //ActiveDocument object

// DISPID's
DISPID            m_dispid_Docs;        //Documents property of Application object
DISPID            m_dispid_ActiveDoc;   //ActiveDocument property of Application
DISPID            m_dispid_SaveAs;      //SaveAs method of the Document object
DISPID            m_dispid_Quit;        //Quit method of the Application object

DISPID            m_dispid_Open;          //Open method of the Application object
BSTR            m_bstrEmptyString ;

// ******************** Start Automation ***********************

//Initialize the COM libraries
::CoInitialize(NULL);

// Create an instance of the Word application and obtain the pointer
// to the application's IDispatch interface.
CLSID    m_clsid;
CLSIDFromProgID(L"Word.Application", &m_clsid);

IUnknown*    m_pUnk;
HRESULT m_hr = ::CoCreateInstance( m_clsid, NULL, CLSCTX_SERVER,
IID_IUnknown, (void**) &m_pUnk);
IDispatch*    m_pDispApp;
m_hr = m_pUnk->QueryInterface( IID_IDispatch, (void**)&m_pDispApp);

// Get IDispatch* for the Documents collection object
m_szFunction = OLESTR("Documents");
m_hr = m_pDispApp->GetIDsOfNames (IID_NULL, &m_szFunction, 1,
LOCALE_USER_DEFAULT, &m_dispid_Docs);
m_hr = m_pDispApp->Invoke (m_dispid_Docs, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_PROPERTYGET, &m_dpNoArgs, &m_vResult,
NULL, NULL);
m_pDispDocs = m_vResult.pdispVal;

// Query id of method open
m_szFunction = OLESTR("Open");
m_hr = m_pDispDocs->GetIDsOfNames(IID_NULL, &m_szFunction,1,
LOCALE_USER_DEFAULT, &m_dispid_Open);

// Prepare parameters for open method
VARIANT        vArgsOpen[6];
DISPPARAMS    dpOpen;
dpOpen.cArgs        = 6;
dpOpen.cNamedArgs   = 0;
dpOpen.rgvarg        = vArgsOpen;

VARIANT        vFalse, vTrue;
vFalse.vt            = VT_BOOL;
vFalse.boolVal        = FALSE;
vTrue.vt            = VT_BOOL;
vTrue.boolVal        = TRUE;

m_bstrEmptyString = ::SysAllocString(OLESTR("")) ;

vArgsOpen[5].vt            = VT_BSTR;
vArgsOpen[5].bstrVal    = bstrOpenFile;
vArgsOpen[4]            = vFalse;
vArgsOpen[3]            = vTrue;
vArgsOpen[2]            = vFalse;
vArgsOpen[1].vt            = VT_BSTR;
vArgsOpen[1].bstrVal    = m_bstrEmptyString;
vArgsOpen[0].vt            = VT_BSTR;
vArgsOpen[0].bstrVal    = m_bstrEmptyString;

//Execute open method
m_hr=m_pDispDocs->Invoke(m_dispid_Open,IID_NULL,LOCALE_USER_DEFAULT,
DISPATCH_METHOD,&dpOpen,NULL,NULL,NULL);

//Query activedocument interface
m_szFunction = OLESTR("ActiveDocument");
m_hr = m_pDispApp->GetIDsOfNames(IID_NULL, &m_szFunction, 1,
LOCALE_USER_DEFAULT,&m_dispid_ActiveDoc);
m_hr = m_pDispApp->Invoke(m_dispid_ActiveDoc,IID_NULL,
LOCALE_USER_DEFAULT, DISPATCH_PROPERTYGET,
&m_dpNoArgs,&m_vResult,NULL,NULL);
m_pDispActiveDoc = m_vResult.pdispVal;

//Prepare arguments for save as .txt
VARIANT            vArgsSaveAs[11];
DISPPARAMS        dpSaveAs;
dpSaveAs.cArgs            =   11;
dpSaveAs.cNamedArgs        =   0;
dpSaveAs.rgvarg            =   vArgsSaveAs;

vArgsSaveAs[10].vt        =   VT_BSTR;
vArgsSaveAs[10].bstrVal =    bstrSaveFile;        //Filename
vArgsSaveAs[9].vt        =   VT_I4;
vArgsSaveAs[9].lVal        =   2;                  //FileFormat(wdFormatText = 2)
vArgsSaveAs[8]            =   vFalse;                //LockComments
vArgsSaveAs[7].vt        =   VT_BSTR;
vArgsSaveAs[7].bstrVal  =   m_bstrEmptyString;  //Password
vArgsSaveAs[6].vt        =   VT_BOOL;
vArgsSaveAs[6].boolVal  =   TRUE;               //AddToRecentFiles
vArgsSaveAs[5].vt        =   VT_BSTR;
vArgsSaveAs[5].bstrVal  =   m_bstrEmptyString;  //WritePassword
vArgsSaveAs[4]            =   vFalse;             //ReadOnlyRecommended
vArgsSaveAs[3]            =   vFalse;             //EmbedTrueTypeFonts
vArgsSaveAs[2]            =   vFalse;             //SaveNativePictureFormat
vArgsSaveAs[1]            =   vFalse;             //SaveFormsData
vArgsSaveAs[0]            =   vFalse;                //SaveAsOCELetter

// Query and execute SaveAs method
m_szFunction = OLESTR("SaveAs");
m_hr = m_pDispActiveDoc->GetIDsOfNames(IID_NULL,&m_szFunction,1,
LOCALE_USER_DEFAULT,&m_dispid_SaveAs);
m_hr = m_pDispActiveDoc->Invoke(m_dispid_SaveAs, IID_NULL,
LOCALE_USER_DEFAULT,DISPATCH_METHOD,
&dpSaveAs,NULL,NULL,NULL);
// Invoke the Quit method
m_szFunction = OLESTR("Quit");
m_hr = m_pDispApp->GetIDsOfNames(IID_NULL, &m_szFunction, 1,
LOCALE_USER_DEFAULT, &m_dispid_Quit);
m_hr = m_pDispApp->Invoke(m_dispid_Quit, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD, &m_dpNoArgs, NULL, NULL, NULL);

//Clean-up
::SysFreeString(bstrOpenFile) ;
::SysFreeString(bstrSaveFile) ;
::SysFreeString(m_bstrEmptyString) ;

m_pDispActiveDoc->Release();
m_pDispDocs->Release();
m_pDispApp->Release();
m_pUnk->Release();

::CoUninitialize();
}
int main(int argc, char* argv[])
{
BSTR str1,str2 ;
str1 = ::SysAllocString(OLESTR("C://doc1.doc"));
str2 = ::SysAllocString(OLESTR("C://doc1.txt"));
DocToTxt(str1,str2);
return 0;
}